libtool.m4

   1 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
   2 #
   3 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
   4 #                 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
   5 #   Written by Gordon Matzigkeit, 1996
   6 #
   7 # This file is free software; the Free Software Foundation gives
   8 # unlimited permission to copy and/or distribute it, with or without
   9 # modifications, as long as this notice is preserved.
  10
  11 m4_define([_LT_COPYING], [dnl
  12 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
  13 #                 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
  14 #   Written by Gordon Matzigkeit, 1996
  15 #
  16 #   This file is part of GNU Libtool.
  17 #
  18 # GNU Libtool is free software; you can redistribute it and/or
  19 # modify it under the terms of the GNU General Public License as
  20 # published by the Free Software Foundation; either version 2 of
  21 # the License, or (at your option) any later version.
  22 #
  23 # As a special exception to the GNU General Public License,
  24 # if you distribute this file as part of a program or library that
  25 # is built using GNU Libtool, you may include this file under the
  26 # same distribution terms that you use for the rest of that program.
  27 #
  28 # GNU Libtool is distributed in the hope that it will be useful,
  29 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  30 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  31 # GNU General Public License for more details.
  32 #
  33 # You should have received a copy of the GNU General Public License
  34 # along with GNU Libtool; see the file COPYING.  If not, a copy
  35 # can be downloaded from http://www.gnu.org/licenses/gpl.html, or
  36 # obtained by writing to the Free Software Foundation, Inc.,
  37 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  38 ])
  39
  40 # serial 56 LT_INIT
  41
  42
  43 # LT_PREREQ(VERSION)
  44 # ------------------
  45 # Complain and exit if this libtool version is less that VERSION.
  46 m4_defun([LT_PREREQ],
  47 [m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
  48        [m4_default([$3],
  49                    [m4_fatal([Libtool version $1 or higher is required],
  50                              63)])],
  51        [$2])])
  52
  53
  54 # _LT_CHECK_BUILDDIR
  55 # ------------------
  56 # Complain if the absolute build directory name contains unusual characters
  57 m4_defun([_LT_CHECK_BUILDDIR],
  58 [case `pwd` in
  59   *\ * | *\     *)
  60     AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
  61 esac
  62 ])
  63
  64
  65 # LT_INIT([OPTIONS])
  66 # ------------------
  67 AC_DEFUN([LT_INIT],
  68 [AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
  69 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
  70 AC_BEFORE([$0], [LT_LANG])dnl
  71 AC_BEFORE([$0], [LT_OUTPUT])dnl
  72 AC_BEFORE([$0], [LTDL_INIT])dnl
  73 m4_require([_LT_CHECK_BUILDDIR])dnl
  74
  75 dnl Autoconf doesn't catch unexpanded LT_ macros by default:
  76 m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
  77 m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
  78 dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
  79 dnl unless we require an AC_DEFUNed macro:
  80 AC_REQUIRE([LTOPTIONS_VERSION])dnl
  81 AC_REQUIRE([LTSUGAR_VERSION])dnl
  82 AC_REQUIRE([LTVERSION_VERSION])dnl
  83 AC_REQUIRE([LTOBSOLETE_VERSION])dnl
  84 m4_require([_LT_PROG_LTMAIN])dnl
  85
  86 _LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
  87
  88 dnl Parse OPTIONS
  89 _LT_SET_OPTIONS([$0], [$1])
  90
  91 # This can be used to rebuild libtool when needed
  92 LIBTOOL_DEPS="$ltmain"
  93
  94 # Always use our own libtool.
  95 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
  96 AC_SUBST(LIBTOOL)dnl
  97
  98 _LT_SETUP
  99
 100 # Only expand once:
 101 m4_define([LT_INIT])
 102 ])# LT_INIT
 103
 104 # Old names:
 105 AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
 106 AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
 107 dnl aclocal-1.4 backwards compatibility:
 108 dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
 109 dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
 110
 111
 112 # _LT_CC_BASENAME(CC)
 113 # -------------------
 114 # Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
 115 m4_defun([_LT_CC_BASENAME],
 116 [for cc_temp in $1""; do
 117   case $cc_temp in
 118     compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
 119     distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
 120     \-*) ;;
 121     *) break;;
 122   esac
 123 done
 124 cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
 125 ])
 126
 127
 128 # _LT_FILEUTILS_DEFAULTS
 129 # ----------------------
 130 # It is okay to use these file commands and assume they have been set
 131 # sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
 132 m4_defun([_LT_FILEUTILS_DEFAULTS],
 133 [: ${CP="cp -f"}
 134 : ${MV="mv -f"}
 135 : ${RM="rm -f"}
 136 ])# _LT_FILEUTILS_DEFAULTS
 137
 138
 139 # _LT_SETUP
 140 # ---------
 141 m4_defun([_LT_SETUP],
 142 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 143 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 144 AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
 145 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 146
 147 _LT_DECL([], [host_alias], [0], [The host system])dnl
 148 _LT_DECL([], [host], [0])dnl
 149 _LT_DECL([], [host_os], [0])dnl
 150 dnl
 151 _LT_DECL([], [build_alias], [0], [The build system])dnl
 152 _LT_DECL([], [build], [0])dnl
 153 _LT_DECL([], [build_os], [0])dnl
 154 dnl
 155 AC_REQUIRE([AC_PROG_CC])dnl
 156 AC_REQUIRE([LT_PATH_LD])dnl
 157 AC_REQUIRE([LT_PATH_NM])dnl
 158 dnl
 159 AC_REQUIRE([AC_PROG_LN_S])dnl
 160 test -z "$LN_S" && LN_S="ln -s"
 161 _LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
 162 dnl
 163 AC_REQUIRE([LT_CMD_MAX_LEN])dnl
 164 _LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
 165 _LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
 166 dnl
 167 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 168 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
 169 m4_require([_LT_CMD_RELOAD])dnl
 170 m4_require([_LT_CHECK_MAGIC_METHOD])dnl
 171 m4_require([_LT_CMD_OLD_ARCHIVE])dnl
 172 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
 173
 174 _LT_CONFIG_LIBTOOL_INIT([
 175 # See if we are running on zsh, and set the options which allow our
 176 # commands through without removal of \ escapes INIT.
 177 if test -n "\${ZSH_VERSION+set}" ; then
 178    setopt NO_GLOB_SUBST
 179 fi
 180 ])
 181 if test -n "${ZSH_VERSION+set}" ; then
 182    setopt NO_GLOB_SUBST
 183 fi
 184
 185 _LT_CHECK_OBJDIR
 186
 187 m4_require([_LT_TAG_COMPILER])dnl
 188
 189 case $host_os in
 190 aix3*)
 191   # AIX sometimes has problems with the GCC collect2 program.  For some
 192   # reason, if we set the COLLECT_NAMES environment variable, the problems
 193   # vanish in a puff of smoke.
 194   if test "X${COLLECT_NAMES+set}" != Xset; then
 195     COLLECT_NAMES=
 196     export COLLECT_NAMES
 197   fi
 198   ;;
 199 esac
 200
 201 # Global variables:
 202 ofile=libtool
 203 can_build_shared=yes
 204
 205 # All known linkers require a `.a' archive for static linking (except MSVC,
 206 # which needs '.lib').
 207 libext=a
 208
 209 with_gnu_ld="$lt_cv_prog_gnu_ld"
 210
 211 old_CC="$CC"
 212 old_CFLAGS="$CFLAGS"
 213
 214 # Set sane defaults for various variables
 215 test -z "$CC" && CC=cc
 216 test -z "$LTCC" && LTCC=$CC
 217 test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
 218 test -z "$LD" && LD=ld
 219 test -z "$ac_objext" && ac_objext=o
 220
 221 _LT_CC_BASENAME([$compiler])
 222
 223 # Only perform the check for file, if the check method requires it
 224 test -z "$MAGIC_CMD" && MAGIC_CMD=file
 225 case $deplibs_check_method in
 226 file_magic*)
 227   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
 228     _LT_PATH_MAGIC
 229   fi
 230   ;;
 231 esac
 232
 233 # Use C for the default configuration in the libtool script
 234 LT_SUPPORTED_TAG([CC])
 235 _LT_LANG_C_CONFIG
 236 _LT_LANG_DEFAULT_CONFIG
 237 _LT_CONFIG_COMMANDS
 238 ])# _LT_SETUP
 239
 240
 241 # _LT_PREPARE_SED_QUOTE_VARS
 242 # --------------------------
 243 # Define a few sed substitution that help us do robust quoting.
 244 m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
 245 [# Backslashify metacharacters that are still active within
 246 # double-quoted strings.
 247 sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
 248
 249 # Same as above, but do not quote variable references.
 250 double_quote_subst='s/\([["`\\]]\)/\\\1/g'
 251
 252 # Sed substitution to delay expansion of an escaped shell variable in a
 253 # double_quote_subst'ed string.
 254 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
 255
 256 # Sed substitution to delay expansion of an escaped single quote.
 257 delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
 258
 259 # Sed substitution to avoid accidental globbing in evaled expressions
 260 no_glob_subst='s/\*/\\\*/g'
 261 ])
 262
 263 # _LT_PROG_LTMAIN
 264 # ---------------
 265 # Note that this code is called both from `configure', and `config.status'
 266 # now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
 267 # `config.status' has no value for ac_aux_dir unless we are using Automake,
 268 # so we pass a copy along to make sure it has a sensible value anyway.
 269 m4_defun([_LT_PROG_LTMAIN],
 270 [m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
 271 _LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
 272 ltmain="$ac_aux_dir/ltmain.sh"
 273 ])# _LT_PROG_LTMAIN
 274
 275
 276 ## ------------------------------------- ##
 277 ## Accumulate code for creating libtool. ##
 278 ## ------------------------------------- ##
 279
 280 # So that we can recreate a full libtool script including additional
 281 # tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
 282 # in macros and then make a single call at the end using the `libtool'
 283 # label.
 284
 285
 286 # _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
 287 # ----------------------------------------
 288 # Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 289 m4_define([_LT_CONFIG_LIBTOOL_INIT],
 290 [m4_ifval([$1],
 291           [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
 292                      [$1
 293 ])])])
 294
 295 # Initialize.
 296 m4_define([_LT_OUTPUT_LIBTOOL_INIT])
 297
 298
 299 # _LT_CONFIG_LIBTOOL([COMMANDS])
 300 # ------------------------------
 301 # Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 302 m4_define([_LT_CONFIG_LIBTOOL],
 303 [m4_ifval([$1],
 304           [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
 305                      [$1
 306 ])])])
 307
 308 # Initialize.
 309 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
 310
 311
 312 # _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
 313 # -----------------------------------------------------
 314 m4_defun([_LT_CONFIG_SAVE_COMMANDS],
 315 [_LT_CONFIG_LIBTOOL([$1])
 316 _LT_CONFIG_LIBTOOL_INIT([$2])
 317 ])
 318
 319
 320 # _LT_FORMAT_COMMENT([COMMENT])
 321 # -----------------------------
 322 # Add leading comment marks to the start of each line, and a trailing
 323 # full-stop to the whole comment if one is not present already.
 324 m4_define([_LT_FORMAT_COMMENT],
 325 [m4_ifval([$1], [
 326 m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
 327               [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
 328 )])
 329
 330
 331
 332 ## ------------------------ ##
 333 ## FIXME: Eliminate VARNAME ##
 334 ## ------------------------ ##
 335
 336
 337 # _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
 338 # -------------------------------------------------------------------
 339 # CONFIGNAME is the name given to the value in the libtool script.
 340 # VARNAME is the (base) name used in the configure script.
 341 # VALUE may be 0, 1 or 2 for a computed quote escaped value based on
 342 # VARNAME.  Any other value will be used directly.
 343 m4_define([_LT_DECL],
 344 [lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
 345     [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
 346         [m4_ifval([$1], [$1], [$2])])
 347     lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
 348     m4_ifval([$4],
 349         [lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
 350     lt_dict_add_subkey([lt_decl_dict], [$2],
 351         [tagged?], [m4_ifval([$5], [yes], [no])])])
 352 ])
 353
 354
 355 # _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
 356 # --------------------------------------------------------
 357 m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
 358
 359
 360 # lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
 361 # ------------------------------------------------
 362 m4_define([lt_decl_tag_varnames],
 363 [_lt_decl_filter([tagged?], [yes], $@)])
 364
 365
 366 # _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
 367 # ---------------------------------------------------------
 368 m4_define([_lt_decl_filter],
 369 [m4_case([$#],
 370   [0], [m4_fatal([$0: too few arguments: $#])],
 371   [1], [m4_fatal([$0: too few arguments: $#: $1])],
 372   [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
 373   [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
 374   [lt_dict_filter([lt_decl_dict], $@)])[]dnl
 375 ])
 376
 377
 378 # lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
 379 # --------------------------------------------------
 380 m4_define([lt_decl_quote_varnames],
 381 [_lt_decl_filter([value], [1], $@)])
 382
 383
 384 # lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
 385 # ---------------------------------------------------
 386 m4_define([lt_decl_dquote_varnames],
 387 [_lt_decl_filter([value], [2], $@)])
 388
 389
 390 # lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
 391 # ---------------------------------------------------
 392 m4_define([lt_decl_varnames_tagged],
 393 [m4_assert([$# <= 2])dnl
 394 _$0(m4_quote(m4_default([$1], [[, ]])),
 395     m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
 396     m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
 397 m4_define([_lt_decl_varnames_tagged],
 398 [m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
 399
 400
 401 # lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
 402 # ------------------------------------------------
 403 m4_define([lt_decl_all_varnames],
 404 [_$0(m4_quote(m4_default([$1], [[, ]])),
 405      m4_if([$2], [],
 406            m4_quote(lt_decl_varnames),
 407         m4_quote(m4_shift($@))))[]dnl
 408 ])
 409 m4_define([_lt_decl_all_varnames],
 410 [lt_join($@, lt_decl_varnames_tagged([$1],
 411                         lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
 412 ])
 413
 414
 415 # _LT_CONFIG_STATUS_DECLARE([VARNAME])
 416 # ------------------------------------
 417 # Quote a variable value, and forward it to `config.status' so that its
 418 # declaration there will have the same value as in `configure'.  VARNAME
 419 # must have a single quote delimited value for this to work.
 420 m4_define([_LT_CONFIG_STATUS_DECLARE],
 421 [$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
 422
 423
 424 # _LT_CONFIG_STATUS_DECLARATIONS
 425 # ------------------------------
 426 # We delimit libtool config variables with single quotes, so when
 427 # we write them to config.status, we have to be sure to quote all
 428 # embedded single quotes properly.  In configure, this macro expands
 429 # each variable declared with _LT_DECL (and _LT_TAGDECL) into:
 430 #
 431 #    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
 432 m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
 433 [m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
 434     [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
 435
 436
 437 # _LT_LIBTOOL_TAGS
 438 # ----------------
 439 # Output comment and list of tags supported by the script
 440 m4_defun([_LT_LIBTOOL_TAGS],
 441 [_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
 442 available_tags="_LT_TAGS"dnl
 443 ])
 444
 445
 446 # _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
 447 # -----------------------------------
 448 # Extract the dictionary values for VARNAME (optionally with TAG) and
 449 # expand to a commented shell variable setting:
 450 #
 451 #    # Some comment about what VAR is for.
 452 #    visible_name=$lt_internal_name
 453 m4_define([_LT_LIBTOOL_DECLARE],
 454 [_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
 455                                            [description])))[]dnl
 456 m4_pushdef([_libtool_name],
 457     m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
 458 m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
 459     [0], [_libtool_name=[$]$1],
 460     [1], [_libtool_name=$lt_[]$1],
 461     [2], [_libtool_name=$lt_[]$1],
 462     [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
 463 m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
 464 ])
 465
 466
 467 # _LT_LIBTOOL_CONFIG_VARS
 468 # -----------------------
 469 # Produce commented declarations of non-tagged libtool config variables
 470 # suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
 471 # script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
 472 # section) are produced by _LT_LIBTOOL_TAG_VARS.
 473 m4_defun([_LT_LIBTOOL_CONFIG_VARS],
 474 [m4_foreach([_lt_var],
 475     m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
 476     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
 477
 478
 479 # _LT_LIBTOOL_TAG_VARS(TAG)
 480 # -------------------------
 481 m4_define([_LT_LIBTOOL_TAG_VARS],
 482 [m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
 483     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
 484
 485
 486 # _LT_TAGVAR(VARNAME, [TAGNAME])
 487 # ------------------------------
 488 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
 489
 490
 491 # _LT_CONFIG_COMMANDS
 492 # -------------------
 493 # Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
 494 # variables for single and double quote escaping we saved from calls
 495 # to _LT_DECL, we can put quote escaped variables declarations
 496 # into `config.status', and then the shell code to quote escape them in
 497 # for loops in `config.status'.  Finally, any additional code accumulated
 498 # from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
 499 m4_defun([_LT_CONFIG_COMMANDS],
 500 [AC_PROVIDE_IFELSE([LT_OUTPUT],
 501         dnl If the libtool generation code has been placed in $CONFIG_LT,
 502         dnl instead of duplicating it all over again into config.status,
 503         dnl then we will have config.status run $CONFIG_LT later, so it
 504         dnl needs to know what name is stored there:
 505         [AC_CONFIG_COMMANDS([libtool],
 506             [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
 507     dnl If the libtool generation code is destined for config.status,
 508     dnl expand the accumulated commands and init code now:
 509     [AC_CONFIG_COMMANDS([libtool],
 510         [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
 511 ])#_LT_CONFIG_COMMANDS
 512
 513
 514 # Initialize.
 515 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
 516 [
 517
 518 # The HP-UX ksh and POSIX shell print the target directory to stdout
 519 # if CDPATH is set.
 520 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 521
 522 sed_quote_subst='$sed_quote_subst'
 523 double_quote_subst='$double_quote_subst'
 524 delay_variable_subst='$delay_variable_subst'
 525 _LT_CONFIG_STATUS_DECLARATIONS
 526 LTCC='$LTCC'
 527 LTCFLAGS='$LTCFLAGS'
 528 compiler='$compiler_DEFAULT'
 529
 530 # A function that is used when there is no print builtin or printf.
 531 func_fallback_echo ()
 532 {
 533   eval 'cat <<_LTECHO_EOF
 534 \$[]1
 535 _LTECHO_EOF'
 536 }
 537
 538 # Quote evaled strings.
 539 for var in lt_decl_all_varnames([[ \
 540 ]], lt_decl_quote_varnames); do
 541     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 542     *[[\\\\\\\`\\"\\\$]]*)
 543       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
 544       ;;
 545     *)
 546       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 547       ;;
 548     esac
 549 done
 550
 551 # Double-quote double-evaled strings.
 552 for var in lt_decl_all_varnames([[ \
 553 ]], lt_decl_dquote_varnames); do
 554     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 555     *[[\\\\\\\`\\"\\\$]]*)
 556       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
 557       ;;
 558     *)
 559       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 560       ;;
 561     esac
 562 done
 563
 564 _LT_OUTPUT_LIBTOOL_INIT
 565 ])
 566
 567 # _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
 568 # ------------------------------------
 569 # Generate a child script FILE with all initialization necessary to
 570 # reuse the environment learned by the parent script, and make the
 571 # file executable.  If COMMENT is supplied, it is inserted after the
 572 # `#!' sequence but before initialization text begins.  After this
 573 # macro, additional text can be appended to FILE to form the body of
 574 # the child script.  The macro ends with non-zero status if the
 575 # file could not be fully written (such as if the disk is full).
 576 m4_ifdef([AS_INIT_GENERATED],
 577 [m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
 578 [m4_defun([_LT_GENERATED_FILE_INIT],
 579 [m4_require([AS_PREPARE])]dnl
 580 [m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
 581 [lt_write_fail=0
 582 cat >$1 <<_ASEOF || lt_write_fail=1
 583 #! $SHELL
 584 # Generated by $as_me.
 585 $2
 586 SHELL=\${CONFIG_SHELL-$SHELL}
 587 export SHELL
 588 _ASEOF
 589 cat >>$1 <<\_ASEOF || lt_write_fail=1
 590 AS_SHELL_SANITIZE
 591 _AS_PREPARE
 592 exec AS_MESSAGE_FD>&1
 593 _ASEOF
 594 test $lt_write_fail = 0 && chmod +x $1[]dnl
 595 m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
 596
 597 # LT_OUTPUT
 598 # ---------
 599 # This macro allows early generation of the libtool script (before
 600 # AC_OUTPUT is called), incase it is used in configure for compilation
 601 # tests.
 602 AC_DEFUN([LT_OUTPUT],
 603 [: ${CONFIG_LT=./config.lt}
 604 AC_MSG_NOTICE([creating $CONFIG_LT])
 605 _LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
 606 [# Run this file to recreate a libtool stub with the current configuration.])
 607
 608 cat >>"$CONFIG_LT" <<\_LTEOF
 609 lt_cl_silent=false
 610 exec AS_MESSAGE_LOG_FD>>config.log
 611 {
 612   echo
 613   AS_BOX([Running $as_me.])
 614 } >&AS_MESSAGE_LOG_FD
 615
 616 lt_cl_help="\
 617 \`$as_me' creates a local libtool stub from the current configuration,
 618 for use in further configure time tests before the real libtool is
 619 generated.
 620
 621 Usage: $[0] [[OPTIONS]]
 622
 623   -h, --help      print this help, then exit
 624   -V, --version   print version number, then exit
 625   -q, --quiet     do not print progress messages
 626   -d, --debug     don't remove temporary files
 627
 628 Report bugs to <bug-libtool@gnu.org>."
 629
 630 lt_cl_version="\
 631 m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
 632 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
 633 configured by $[0], generated by m4_PACKAGE_STRING.
 634
 635 Copyright (C) 2009 Free Software Foundation, Inc.
 636 This config.lt script is free software; the Free Software Foundation
 637 gives unlimited permision to copy, distribute and modify it."
 638
 639 while test $[#] != 0
 640 do
 641   case $[1] in
 642     --version | --v* | -V )
 643       echo "$lt_cl_version"; exit 0 ;;
 644     --help | --h* | -h )
 645       echo "$lt_cl_help"; exit 0 ;;
 646     --debug | --d* | -d )
 647       debug=: ;;
 648     --quiet | --q* | --silent | --s* | -q )
 649       lt_cl_silent=: ;;
 650
 651     -*) AC_MSG_ERROR([unrecognized option: $[1]
 652 Try \`$[0] --help' for more information.]) ;;
 653
 654     *) AC_MSG_ERROR([unrecognized argument: $[1]
 655 Try \`$[0] --help' for more information.]) ;;
 656   esac
 657   shift
 658 done
 659
 660 if $lt_cl_silent; then
 661   exec AS_MESSAGE_FD>/dev/null
 662 fi
 663 _LTEOF
 664
 665 cat >>"$CONFIG_LT" <<_LTEOF
 666 _LT_OUTPUT_LIBTOOL_COMMANDS_INIT
 667 _LTEOF
 668
 669 cat >>"$CONFIG_LT" <<\_LTEOF
 670 AC_MSG_NOTICE([creating $ofile])
 671 _LT_OUTPUT_LIBTOOL_COMMANDS
 672 AS_EXIT(0)
 673 _LTEOF
 674 chmod +x "$CONFIG_LT"
 675
 676 # configure is writing to config.log, but config.lt does its own redirection,
 677 # appending to config.log, which fails on DOS, as config.log is still kept
 678 # open by configure.  Here we exec the FD to /dev/null, effectively closing
 679 # config.log, so it can be properly (re)opened and appended to by config.lt.
 680 lt_cl_success=:
 681 test "$silent" = yes &&
 682   lt_config_lt_args="$lt_config_lt_args --quiet"
 683 exec AS_MESSAGE_LOG_FD>/dev/null
 684 $SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
 685 exec AS_MESSAGE_LOG_FD>>config.log
 686 $lt_cl_success || AS_EXIT(1)
 687 ])# LT_OUTPUT
 688
 689
 690 # _LT_CONFIG(TAG)
 691 # ---------------
 692 # If TAG is the built-in tag, create an initial libtool script with a
 693 # default configuration from the untagged config vars.  Otherwise add code
 694 # to config.status for appending the configuration named by TAG from the
 695 # matching tagged config vars.
 696 m4_defun([_LT_CONFIG],
 697 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 698 _LT_CONFIG_SAVE_COMMANDS([
 699   m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
 700   m4_if(_LT_TAG, [C], [
 701     # See if we are running on zsh, and set the options which allow our
 702     # commands through without removal of \ escapes.
 703     if test -n "${ZSH_VERSION+set}" ; then
 704       setopt NO_GLOB_SUBST
 705     fi
 706
 707     cfgfile="${ofile}T"
 708     trap "$RM \"$cfgfile\"; exit 1" 1 2 15
 709     $RM "$cfgfile"
 710
 711     cat <<_LT_EOF >> "$cfgfile"
 712 #! $SHELL
 713
 714 # `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
 715 # Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
 716 # Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 717 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 718 #
 719 _LT_COPYING
 720 _LT_LIBTOOL_TAGS
 721
 722 # ### BEGIN LIBTOOL CONFIG
 723 _LT_LIBTOOL_CONFIG_VARS
 724 _LT_LIBTOOL_TAG_VARS
 725 # ### END LIBTOOL CONFIG
 726
 727 _LT_EOF
 728
 729   case $host_os in
 730   aix3*)
 731     cat <<\_LT_EOF >> "$cfgfile"
 732 # AIX sometimes has problems with the GCC collect2 program.  For some
 733 # reason, if we set the COLLECT_NAMES environment variable, the problems
 734 # vanish in a puff of smoke.
 735 if test "X${COLLECT_NAMES+set}" != Xset; then
 736   COLLECT_NAMES=
 737   export COLLECT_NAMES
 738 fi
 739 _LT_EOF
 740     ;;
 741   esac
 742
 743   _LT_PROG_LTMAIN
 744
 745   # We use sed instead of cat because bash on DJGPP gets confused if
 746   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
 747   # text mode, it properly converts lines to CR/LF.  This bash problem
 748   # is reportedly fixed, but why not run on old versions too?
 749   sed '/^# Generated shell functions inserted here/q' "$ltmain" >> "$cfgfile" \
 750     || (rm -f "$cfgfile"; exit 1)
 751
 752   _LT_PROG_XSI_SHELLFNS
 753
 754   sed -n '/^# Generated shell functions inserted here/,$p' "$ltmain" >> "$cfgfile" \
 755     || (rm -f "$cfgfile"; exit 1)
 756
 757   mv -f "$cfgfile" "$ofile" ||
 758     (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
 759   chmod +x "$ofile"
 760 ],
 761 [cat <<_LT_EOF >> "$ofile"
 762
 763 dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
 764 dnl in a comment (ie after a #).
 765 # ### BEGIN LIBTOOL TAG CONFIG: $1
 766 _LT_LIBTOOL_TAG_VARS(_LT_TAG)
 767 # ### END LIBTOOL TAG CONFIG: $1
 768 _LT_EOF
 769 ])dnl /m4_if
 770 ],
 771 [m4_if([$1], [], [
 772     PACKAGE='$PACKAGE'
 773     VERSION='$VERSION'
 774     TIMESTAMP='$TIMESTAMP'
 775     RM='$RM'
 776     ofile='$ofile'], [])
 777 ])dnl /_LT_CONFIG_SAVE_COMMANDS
 778 ])# _LT_CONFIG
 779
 780
 781 # LT_SUPPORTED_TAG(TAG)
 782 # ---------------------
 783 # Trace this macro to discover what tags are supported by the libtool
 784 # --tag option, using:
 785 #    autoconf --trace 'LT_SUPPORTED_TAG:$1'
 786 AC_DEFUN([LT_SUPPORTED_TAG], [])
 787
 788
 789 # C support is built-in for now
 790 m4_define([_LT_LANG_C_enabled], [])
 791 m4_define([_LT_TAGS], [])
 792
 793
 794 # LT_LANG(LANG)
 795 # -------------
 796 # Enable libtool support for the given language if not already enabled.
 797 AC_DEFUN([LT_LANG],
 798 [AC_BEFORE([$0], [LT_OUTPUT])dnl
 799 m4_case([$1],
 800   [C],                  [_LT_LANG(C)],
 801   [C++],                [_LT_LANG(CXX)],
 802   [Java],               [_LT_LANG(GCJ)],
 803   [Fortran 77],         [_LT_LANG(F77)],
 804   [Fortran],            [_LT_LANG(FC)],
 805   [Windows Resource],   [_LT_LANG(RC)],
 806   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
 807     [_LT_LANG($1)],
 808     [m4_fatal([$0: unsupported language: "$1"])])])dnl
 809 ])# LT_LANG
 810
 811
 812 # _LT_LANG(LANGNAME)
 813 # ------------------
 814 m4_defun([_LT_LANG],
 815 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
 816   [LT_SUPPORTED_TAG([$1])dnl
 817   m4_append([_LT_TAGS], [$1 ])dnl
 818   m4_define([_LT_LANG_]$1[_enabled], [])dnl
 819   _LT_LANG_$1_CONFIG($1)])dnl
 820 ])# _LT_LANG
 821
 822
 823 # _LT_LANG_DEFAULT_CONFIG
 824 # -----------------------
 825 m4_defun([_LT_LANG_DEFAULT_CONFIG],
 826 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
 827   [LT_LANG(CXX)],
 828   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
 829
 830 AC_PROVIDE_IFELSE([AC_PROG_F77],
 831   [LT_LANG(F77)],
 832   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
 833
 834 AC_PROVIDE_IFELSE([AC_PROG_FC],
 835   [LT_LANG(FC)],
 836   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
 837
 838 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
 839 dnl pulling things in needlessly.
 840 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
 841   [LT_LANG(GCJ)],
 842   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
 843     [LT_LANG(GCJ)],
 844     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
 845       [LT_LANG(GCJ)],
 846       [m4_ifdef([AC_PROG_GCJ],
 847         [m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
 848        m4_ifdef([A][M_PROG_GCJ],
 849         [m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
 850        m4_ifdef([LT_PROG_GCJ],
 851         [m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
 852
 853 AC_PROVIDE_IFELSE([LT_PROG_RC],
 854   [LT_LANG(RC)],
 855   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
 856 ])# _LT_LANG_DEFAULT_CONFIG
 857
 858 # Obsolete macros:
 859 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
 860 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
 861 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
 862 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
 863 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
 864 dnl aclocal-1.4 backwards compatibility:
 865 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
 866 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
 867 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
 868 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
 869 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
 870
 871
 872 # _LT_TAG_COMPILER
 873 # ----------------
 874 m4_defun([_LT_TAG_COMPILER],
 875 [AC_REQUIRE([AC_PROG_CC])dnl
 876
 877 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
 878 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
 879 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
 880 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
 881
 882 # If no C compiler was specified, use CC.
 883 LTCC=${LTCC-"$CC"}
 884
 885 # If no C compiler flags were specified, use CFLAGS.
 886 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
 887
 888 # Allow CC to be a program name with arguments.
 889 compiler=$CC
 890 ])# _LT_TAG_COMPILER
 891
 892
 893 # _LT_COMPILER_BOILERPLATE
 894 # ------------------------
 895 # Check for compiler boilerplate output or warnings with
 896 # the simple compiler test code.
 897 m4_defun([_LT_COMPILER_BOILERPLATE],
 898 [m4_require([_LT_DECL_SED])dnl
 899 ac_outfile=conftest.$ac_objext
 900 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
 901 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 902 _lt_compiler_boilerplate=`cat conftest.err`
 903 $RM conftest*
 904 ])# _LT_COMPILER_BOILERPLATE
 905
 906
 907 # _LT_LINKER_BOILERPLATE
 908 # ----------------------
 909 # Check for linker boilerplate output or warnings with
 910 # the simple link test code.
 911 m4_defun([_LT_LINKER_BOILERPLATE],
 912 [m4_require([_LT_DECL_SED])dnl
 913 ac_outfile=conftest.$ac_objext
 914 echo "$lt_simple_link_test_code" >conftest.$ac_ext
 915 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 916 _lt_linker_boilerplate=`cat conftest.err`
 917 $RM -r conftest*
 918 ])# _LT_LINKER_BOILERPLATE
 919
 920 # _LT_REQUIRED_DARWIN_CHECKS
 921 # -------------------------
 922 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
 923   case $host_os in
 924     rhapsody* | darwin*)
 925     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
 926     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
 927     AC_CHECK_TOOL([LIPO], [lipo], [:])
 928     AC_CHECK_TOOL([OTOOL], [otool], [:])
 929     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
 930     _LT_DECL([], [DSYMUTIL], [1],
 931       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
 932     _LT_DECL([], [NMEDIT], [1],
 933       [Tool to change global to local symbols on Mac OS X])
 934     _LT_DECL([], [LIPO], [1],
 935       [Tool to manipulate fat objects and archives on Mac OS X])
 936     _LT_DECL([], [OTOOL], [1],
 937       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
 938     _LT_DECL([], [OTOOL64], [1],
 939       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
 940
 941     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
 942       [lt_cv_apple_cc_single_mod=no
 943       if test -z "${LT_MULTI_MODULE}"; then
 944         # By default we will add the -single_module flag. You can override
 945         # by either setting the environment variable LT_MULTI_MODULE
 946         # non-empty at configure time, or by adding -multi_module to the
 947         # link flags.
 948         rm -rf libconftest.dylib*
 949         echo "int foo(void){return 1;}" > conftest.c
 950         echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
 951 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
 952         $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
 953           -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
 954         _lt_result=$?
 955         if test -f libconftest.dylib && test ! -s conftest.err && test $_lt_result = 0; then
 956           lt_cv_apple_cc_single_mod=yes
 957         else
 958           cat conftest.err >&AS_MESSAGE_LOG_FD
 959         fi
 960         rm -rf libconftest.dylib*
 961         rm -f conftest.*
 962       fi])
 963     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
 964       [lt_cv_ld_exported_symbols_list],
 965       [lt_cv_ld_exported_symbols_list=no
 966       save_LDFLAGS=$LDFLAGS
 967       echo "_main" > conftest.sym
 968       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
 969       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
 970         [lt_cv_ld_exported_symbols_list=yes],
 971         [lt_cv_ld_exported_symbols_list=no])
 972         LDFLAGS="$save_LDFLAGS"
 973     ])
 974     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
 975       [lt_cv_ld_force_load=no
 976       cat > conftest.c << _LT_EOF
 977 int forced_loaded() { return 2;}
 978 _LT_EOF
 979       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
 980       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
 981       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
 982       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
 983       cat > conftest.c << _LT_EOF
 984 int main() { return 0;}
 985 _LT_EOF
 986       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
 987       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
 988       _lt_result=$?
 989       if test -f conftest && test ! -s conftest.err && test $_lt_result = 0 && $GREP forced_load conftest 2>&1 >/dev/null; then
 990         lt_cv_ld_force_load=yes
 991       else
 992         cat conftest.err >&AS_MESSAGE_LOG_FD
 993       fi
 994         rm -f conftest.err libconftest.a conftest conftest.c
 995         rm -rf conftest.dSYM
 996     ])
 997     # Allow for Darwin 4-7 (macOS 10.0-10.3) although these are not expect to
 998     # build without first building modern cctools / linker.
 999     case $host_cpu-$host_os in
1000     *-rhapsody* | *-darwin1.[[012]])
1001       _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
1002     *-darwin1.*)
1003       _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1004     *-darwin*)
1005       # darwin 5.x (macOS 10.1) onwards we only need to adjust when the
1006       # deployment target is forced to an earlier version.
1007       case ${MACOSX_DEPLOYMENT_TARGET-UNSET},$host in
1008         UNSET,*-darwin[[89]]*|UNSET,*-darwin[[12]][[0123456789]]*)
1009           ;;
1010         10.[[012]][[,.]]*)
1011           _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
1012           ;;
1013         *)
1014           ;;
1015      esac
1016     ;;
1017   esac
1018     if test "$lt_cv_apple_cc_single_mod" = "yes"; then
1019       _lt_dar_single_mod='$single_module'
1020     fi
1021     if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
1022       _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
1023     else
1024       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
1025     fi
1026     if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
1027       _lt_dsymutil='~$DSYMUTIL $lib || :'
1028     else
1029       _lt_dsymutil=
1030     fi
1031     ;;
1032   esac
1033 ])
1034
1035
1036 # _LT_DARWIN_LINKER_FEATURES
1037 # --------------------------
1038 # Checks for linker and compiler features on Darwin / macOS / iOS
1039 m4_defun([_LT_DARWIN_LINKER_FEATURES],
1040 [
1041   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1042   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1043   _LT_TAGVAR(hardcode_direct, $1)=no
1044   _LT_TAGVAR(hardcode_automatic, $1)=yes
1045   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1046   if test "$lt_cv_ld_force_load" = "yes"; then
1047     _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1048   else
1049     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1050   fi
1051   _LT_TAGVAR(link_all_deplibs, $1)=yes
1052   _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
1053   case $cc_basename in
1054      ifort*) _lt_dar_can_shared=yes ;;
1055      *) _lt_dar_can_shared=$GCC ;;
1056   esac
1057   if test "$_lt_dar_can_shared" = "yes"; then
1058     output_verbose_link_cmd=func_echo_all
1059     _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
1060     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
1061     _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
1062     _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
1063     m4_if([$1], [CXX],
1064 [   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
1065       _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
1066       _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
1067     fi
1068 ],[])
1069   else
1070   _LT_TAGVAR(ld_shlibs, $1)=no
1071   fi
1072 ])
1073
1074 # _LT_SYS_MODULE_PATH_AIX
1075 # -----------------------
1076 # Links a minimal program and checks the executable
1077 # for the system default hardcoded library path. In most cases,
1078 # this is /usr/lib:/lib, but when the MPI compilers are used
1079 # the location of the communication and MPI libs are included too.
1080 # If we don't find anything, use the default library path according
1081 # to the aix ld manual.
1082 m4_defun([_LT_SYS_MODULE_PATH_AIX],
1083 [m4_require([_LT_DECL_SED])dnl
1084 AC_LINK_IFELSE([AC_LANG_SOURCE([AC_LANG_PROGRAM])],[
1085 lt_aix_libpath_sed='
1086     /Import File Strings/,/^$/ {
1087         /^0/ {
1088             s/^0  *\(.*\)$/\1/
1089             p
1090         }
1091     }'
1092 aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1093 # Check for a 64-bit object if we didn't find anything.
1094 if test -z "$aix_libpath"; then
1095   aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1096 fi],[])
1097 if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
1098 ])# _LT_SYS_MODULE_PATH_AIX
1099
1100
1101 # _LT_SHELL_INIT(ARG)
1102 # -------------------
1103 m4_define([_LT_SHELL_INIT],
1104 [m4_divert_text([M4SH-INIT], [$1
1105 ])])# _LT_SHELL_INIT
1106
1107
1108
1109 # _LT_PROG_ECHO_BACKSLASH
1110 # -----------------------
1111 # Find how we can fake an echo command that does not interpret backslash.
1112 # In particular, with Autoconf 2.60 or later we add some code to the start
1113 # of the generated configure script which will find a shell with a builtin
1114 # printf (which we can use as an echo command).
1115 m4_defun([_LT_PROG_ECHO_BACKSLASH],
1116 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1117 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1118 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1119
1120 AC_MSG_CHECKING([how to print strings])
1121 # Test print first, because it will be a builtin if present.
1122 if test "X`print -r -- -n 2>/dev/null`" = X-n && \
1123    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1124   ECHO='print -r --'
1125 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1126   ECHO='printf %s\n'
1127 else
1128   # Use this function as a fallback that always works.
1129   func_fallback_echo ()
1130   {
1131     eval 'cat <<_LTECHO_EOF
1132 $[]1
1133 _LTECHO_EOF'
1134   }
1135   ECHO='func_fallback_echo'
1136 fi
1137
1138 # func_echo_all arg...
1139 # Invoke $ECHO with all args, space-separated.
1140 func_echo_all ()
1141 {
1142     $ECHO "$*"
1143 }
1144
1145 case "$ECHO" in
1146   printf*) AC_MSG_RESULT([printf]) ;;
1147   print*) AC_MSG_RESULT([print -r]) ;;
1148   *) AC_MSG_RESULT([cat]) ;;
1149 esac
1150
1151 m4_ifdef([_AS_DETECT_SUGGESTED],
1152 [_AS_DETECT_SUGGESTED([
1153   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1154     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1155     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1156     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1157     PATH=/empty FPATH=/empty; export PATH FPATH
1158     test "X`printf %s $ECHO`" = "X$ECHO" \
1159       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1160
1161 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1162 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1163 ])# _LT_PROG_ECHO_BACKSLASH
1164
1165
1166 # _LT_ENABLE_LOCK
1167 # ---------------
1168 m4_defun([_LT_ENABLE_LOCK],
1169 [AC_ARG_ENABLE([libtool-lock],
1170   [AS_HELP_STRING([--disable-libtool-lock],
1171     [avoid locking (might break parallel builds)])])
1172 test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
1173
1174 # Some flags need to be propagated to the compiler or linker for good
1175 # libtool support.
1176 case $host in
1177 ia64-*-hpux*)
1178   # Find out which ABI we are using.
1179   echo 'int i;' > conftest.$ac_ext
1180   if AC_TRY_EVAL(ac_compile); then
1181     case `/usr/bin/file conftest.$ac_objext` in
1182       *ELF-32*)
1183         HPUX_IA64_MODE="32"
1184         ;;
1185       *ELF-64*)
1186         HPUX_IA64_MODE="64"
1187         ;;
1188     esac
1189   fi
1190   rm -rf conftest*
1191   ;;
1192 *-*-irix6*)
1193   # Find out which ABI we are using.
1194   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1195   if AC_TRY_EVAL(ac_compile); then
1196     if test "$lt_cv_prog_gnu_ld" = yes; then
1197       case `/usr/bin/file conftest.$ac_objext` in
1198         *32-bit*)
1199           LD="${LD-ld} -melf32bsmip"
1200           ;;
1201         *N32*)
1202           LD="${LD-ld} -melf32bmipn32"
1203           ;;
1204         *64-bit*)
1205           LD="${LD-ld} -melf64bmip"
1206         ;;
1207       esac
1208     else
1209       case `/usr/bin/file conftest.$ac_objext` in
1210         *32-bit*)
1211           LD="${LD-ld} -32"
1212           ;;
1213         *N32*)
1214           LD="${LD-ld} -n32"
1215           ;;
1216         *64-bit*)
1217           LD="${LD-ld} -64"
1218           ;;
1219       esac
1220     fi
1221   fi
1222   rm -rf conftest*
1223   ;;
1224
1225 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
1226 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1227   # Find out which ABI we are using.
1228   echo 'int i;' > conftest.$ac_ext
1229   if AC_TRY_EVAL(ac_compile); then
1230     case `/usr/bin/file conftest.o` in
1231       *32-bit*)
1232         case $host in
1233           x86_64-*kfreebsd*-gnu)
1234             LD="${LD-ld} -m elf_i386_fbsd"
1235             ;;
1236           x86_64-*linux*)
1237             case `/usr/bin/file conftest.o` in
1238               *x86-64*)
1239                 LD="${LD-ld} -m elf32_x86_64"
1240                 ;;
1241               *)
1242                 LD="${LD-ld} -m elf_i386"
1243                 ;;
1244             esac
1245             ;;
1246           powerpc64le-*linux*)
1247             LD="${LD-ld} -m elf32lppclinux"
1248             ;;
1249           powerpc64-*linux*)
1250             LD="${LD-ld} -m elf32ppclinux"
1251             ;;
1252           s390x-*linux*)
1253             LD="${LD-ld} -m elf_s390"
1254             ;;
1255           sparc64-*linux*)
1256             LD="${LD-ld} -m elf32_sparc"
1257             ;;
1258         esac
1259         ;;
1260       *64-bit*)
1261         case $host in
1262           x86_64-*kfreebsd*-gnu)
1263             LD="${LD-ld} -m elf_x86_64_fbsd"
1264             ;;
1265           x86_64-*linux*)
1266             LD="${LD-ld} -m elf_x86_64"
1267             ;;
1268           powerpcle-*linux*)
1269             LD="${LD-ld} -m elf64lppc"
1270             ;;
1271           powerpc-*linux*)
1272             LD="${LD-ld} -m elf64ppc"
1273             ;;
1274           s390*-*linux*|s390*-*tpf*)
1275             LD="${LD-ld} -m elf64_s390"
1276             ;;
1277           sparc*-*linux*)
1278             LD="${LD-ld} -m elf64_sparc"
1279             ;;
1280         esac
1281         ;;
1282     esac
1283   fi
1284   rm -rf conftest*
1285   ;;
1286
1287 *-*-sco3.2v5*)
1288   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1289   SAVE_CFLAGS="$CFLAGS"
1290   CFLAGS="$CFLAGS -belf"
1291   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1292     [AC_LANG_PUSH(C)
1293      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1294      AC_LANG_POP])
1295   if test x"$lt_cv_cc_needs_belf" != x"yes"; then
1296     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1297     CFLAGS="$SAVE_CFLAGS"
1298   fi
1299   ;;
1300 sparc*-*solaris*)
1301   # Find out which ABI we are using.
1302   echo 'int i;' > conftest.$ac_ext
1303   if AC_TRY_EVAL(ac_compile); then
1304     case `/usr/bin/file conftest.o` in
1305     *64-bit*)
1306       case $lt_cv_prog_gnu_ld in
1307       yes*) LD="${LD-ld} -m elf64_sparc" ;;
1308       *)
1309         if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1310           LD="${LD-ld} -64"
1311         fi
1312         ;;
1313       esac
1314       ;;
1315     esac
1316   fi
1317   rm -rf conftest*
1318   ;;
1319 esac
1320
1321 need_locks="$enable_libtool_lock"
1322 ])# _LT_ENABLE_LOCK
1323
1324
1325 # _LT_CMD_OLD_ARCHIVE
1326 # -------------------
1327 m4_defun([_LT_CMD_OLD_ARCHIVE],
1328 [plugin_option=
1329 plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll"
1330 for plugin in $plugin_names; do
1331   plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin`
1332   if test x$plugin_so = x$plugin; then
1333     plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin`
1334   fi
1335   if test x$plugin_so != x$plugin; then
1336     plugin_option="--plugin $plugin_so"
1337     break
1338   fi
1339 done
1340
1341 AC_CHECK_TOOL(AR, ar, false)
1342 test -z "$AR" && AR=ar
1343 if test -n "$plugin_option"; then
1344   if $AR --help 2>&1 | grep -q "\--plugin"; then
1345     touch conftest.c
1346     $AR $plugin_option rc conftest.a conftest.c
1347     if test "$?" != 0; then
1348       AC_MSG_WARN([Failed: $AR $plugin_option rc])
1349     else
1350       AR="$AR $plugin_option"
1351     fi
1352     rm -f conftest.*
1353   fi
1354 fi
1355 test -z "$AR_FLAGS" && AR_FLAGS=cru
1356 _LT_DECL([], [AR], [1], [The archiver])
1357 _LT_DECL([], [AR_FLAGS], [1])
1358
1359 AC_CHECK_TOOL(STRIP, strip, :)
1360 test -z "$STRIP" && STRIP=:
1361 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
1362
1363 AC_CHECK_TOOL(RANLIB, ranlib, :)
1364 test -z "$RANLIB" && RANLIB=:
1365 if test -n "$plugin_option" && test "$RANLIB" != ":"; then
1366   if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
1367     RANLIB="$RANLIB $plugin_option"
1368   fi
1369 fi
1370 _LT_DECL([], [RANLIB], [1],
1371     [Commands used to install an old-style archive])
1372
1373 # Determine commands to create old-style static archives.
1374 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1375 old_postinstall_cmds='chmod 644 $oldlib'
1376 old_postuninstall_cmds=
1377
1378 if test -n "$RANLIB"; then
1379   case $host_os in
1380   openbsd*)
1381     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$oldlib"
1382     ;;
1383   *)
1384     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$oldlib"
1385     ;;
1386   esac
1387   old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
1388 fi
1389
1390 case $host_os in
1391   darwin*)
1392     lock_old_archive_extraction=yes ;;
1393   *)
1394     lock_old_archive_extraction=no ;;
1395 esac
1396 _LT_DECL([], [old_postinstall_cmds], [2])
1397 _LT_DECL([], [old_postuninstall_cmds], [2])
1398 _LT_TAGDECL([], [old_archive_cmds], [2],
1399     [Commands used to build an old-style archive])
1400 _LT_DECL([], [lock_old_archive_extraction], [0],
1401     [Whether to use a lock for old archive extraction])
1402 ])# _LT_CMD_OLD_ARCHIVE
1403
1404
1405 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1406 #               [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1407 # ----------------------------------------------------------------
1408 # Check whether the given compiler option works
1409 AC_DEFUN([_LT_COMPILER_OPTION],
1410 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1411 m4_require([_LT_DECL_SED])dnl
1412 AC_CACHE_CHECK([$1], [$2],
1413   [$2=no
1414    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1415    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1416    lt_compiler_flag="$3"
1417    # Insert the option either (1) after the last *FLAGS variable, or
1418    # (2) before a word containing "conftest.", or (3) at the end.
1419    # Note that $ac_compile itself does not contain backslashes and begins
1420    # with a dollar sign (not a hyphen), so the echo should work correctly.
1421    # The option is referenced via a variable to avoid confusing sed.
1422    lt_compile=`echo "$ac_compile" | $SED \
1423    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1424    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1425    -e 's:$: $lt_compiler_flag:'`
1426    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1427    (eval "$lt_compile" 2>conftest.err)
1428    ac_status=$?
1429    cat conftest.err >&AS_MESSAGE_LOG_FD
1430    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1431    if (exit $ac_status) && test -s "$ac_outfile"; then
1432      # The compiler can only warn and ignore the option if not recognized
1433      # So say no if there are warnings other than the usual output.
1434      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1435      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1436      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1437        $2=yes
1438      fi
1439    fi
1440    $RM conftest*
1441 ])
1442
1443 if test x"[$]$2" = xyes; then
1444     m4_if([$5], , :, [$5])
1445 else
1446     m4_if([$6], , :, [$6])
1447 fi
1448 ])# _LT_COMPILER_OPTION
1449
1450 # Old name:
1451 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1452 dnl aclocal-1.4 backwards compatibility:
1453 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1454
1455
1456 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1457 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
1458 # ----------------------------------------------------
1459 # Check whether the given linker option works
1460 AC_DEFUN([_LT_LINKER_OPTION],
1461 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1462 m4_require([_LT_DECL_SED])dnl
1463 AC_CACHE_CHECK([$1], [$2],
1464   [$2=no
1465    save_LDFLAGS="$LDFLAGS"
1466    LDFLAGS="$LDFLAGS $3"
1467    echo "$lt_simple_link_test_code" > conftest.$ac_ext
1468    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1469      # The linker can only warn and ignore the option if not recognized
1470      # So say no if there are warnings
1471      if test -s conftest.err; then
1472        # Append any errors to the config.log.
1473        cat conftest.err 1>&AS_MESSAGE_LOG_FD
1474        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1475        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1476        if diff conftest.exp conftest.er2 >/dev/null; then
1477          $2=yes
1478        fi
1479      else
1480        $2=yes
1481      fi
1482    fi
1483    $RM -r conftest*
1484    LDFLAGS="$save_LDFLAGS"
1485 ])
1486
1487 if test x"[$]$2" = xyes; then
1488     m4_if([$4], , :, [$4])
1489 else
1490     m4_if([$5], , :, [$5])
1491 fi
1492 ])# _LT_LINKER_OPTION
1493
1494 # Old name:
1495 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1496 dnl aclocal-1.4 backwards compatibility:
1497 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1498
1499
1500 # LT_CMD_MAX_LEN
1501 #---------------
1502 AC_DEFUN([LT_CMD_MAX_LEN],
1503 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
1504 # find the maximum length of command line arguments
1505 AC_MSG_CHECKING([the maximum length of command line arguments])
1506 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1507   i=0
1508   teststring="ABCD"
1509
1510   case $build_os in
1511   msdosdjgpp*)
1512     # On DJGPP, this test can blow up pretty badly due to problems in libc
1513     # (any single argument exceeding 2000 bytes causes a buffer overrun
1514     # during glob expansion).  Even if it were fixed, the result of this
1515     # check would be larger than it should be.
1516     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1517     ;;
1518
1519   gnu*)
1520     # Under GNU Hurd, this test is not required because there is
1521     # no limit to the length of command line arguments.
1522     # Libtool will interpret -1 as no limit whatsoever
1523     lt_cv_sys_max_cmd_len=-1;
1524     ;;
1525
1526   cygwin* | mingw* | cegcc*)
1527     # On Win9x/ME, this test blows up -- it succeeds, but takes
1528     # about 5 minutes as the teststring grows exponentially.
1529     # Worse, since 9x/ME are not pre-emptively multitasking,
1530     # you end up with a "frozen" computer, even though with patience
1531     # the test eventually succeeds (with a max line length of 256k).
1532     # Instead, let's just punt: use the minimum linelength reported by
1533     # all of the supported platforms: 8192 (on NT/2K/XP).
1534     lt_cv_sys_max_cmd_len=8192;
1535     ;;
1536
1537   mint*)
1538     # On MiNT this can take a long time and run out of memory.
1539     lt_cv_sys_max_cmd_len=8192;
1540     ;;
1541
1542   amigaos*)
1543     # On AmigaOS with pdksh, this test takes hours, literally.
1544     # So we just punt and use a minimum line length of 8192.
1545     lt_cv_sys_max_cmd_len=8192;
1546     ;;
1547
1548   netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
1549     # This has been around since 386BSD, at least.  Likely further.
1550     if test -x /sbin/sysctl; then
1551       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1552     elif test -x /usr/sbin/sysctl; then
1553       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1554     else
1555       lt_cv_sys_max_cmd_len=65536       # usable default for all BSDs
1556     fi
1557     # And add a safety zone
1558     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1559     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1560     ;;
1561
1562   interix*)
1563     # We know the value 262144 and hardcode it with a safety zone (like BSD)
1564     lt_cv_sys_max_cmd_len=196608
1565     ;;
1566
1567   osf*)
1568     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1569     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1570     # nice to cause kernel panics so lets avoid the loop below.
1571     # First set a reasonable default.
1572     lt_cv_sys_max_cmd_len=16384
1573     #
1574     if test -x /sbin/sysconfig; then
1575       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1576         *1*) lt_cv_sys_max_cmd_len=-1 ;;
1577       esac
1578     fi
1579     ;;
1580   sco3.2v5*)
1581     lt_cv_sys_max_cmd_len=102400
1582     ;;
1583   sysv5* | sco5v6* | sysv4.2uw2*)
1584     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1585     if test -n "$kargmax"; then
1586       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[         ]]//'`
1587     else
1588       lt_cv_sys_max_cmd_len=32768
1589     fi
1590     ;;
1591   *)
1592     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1593     if test -n "$lt_cv_sys_max_cmd_len"; then
1594       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1595       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1596     else
1597       # Make teststring a little bigger before we do anything with it.
1598       # a 1K string should be a reasonable start.
1599       for i in 1 2 3 4 5 6 7 8 ; do
1600         teststring=$teststring$teststring
1601       done
1602       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1603       # If test is not a shell built-in, we'll probably end up computing a
1604       # maximum length that is only half of the actual maximum length, but
1605       # we can't tell.
1606       while { test "X"`func_fallback_echo "$teststring$teststring" 2>/dev/null` \
1607                  = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1608               test $i != 17 # 1/2 MB should be enough
1609       do
1610         i=`expr $i + 1`
1611         teststring=$teststring$teststring
1612       done
1613       # Only check the string length outside the loop.
1614       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1615       teststring=
1616       # Add a significant safety factor because C++ compilers can tack on
1617       # massive amounts of additional arguments before passing them to the
1618       # linker.  It appears as though 1/2 is a usable value.
1619       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1620     fi
1621     ;;
1622   esac
1623 ])
1624 if test -n $lt_cv_sys_max_cmd_len ; then
1625   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1626 else
1627   AC_MSG_RESULT(none)
1628 fi
1629 max_cmd_len=$lt_cv_sys_max_cmd_len
1630 _LT_DECL([], [max_cmd_len], [0],
1631     [What is the maximum length of a command?])
1632 ])# LT_CMD_MAX_LEN
1633
1634 # Old name:
1635 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1636 dnl aclocal-1.4 backwards compatibility:
1637 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1638
1639
1640 # _LT_HEADER_DLFCN
1641 # ----------------
1642 m4_defun([_LT_HEADER_DLFCN],
1643 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1644 ])# _LT_HEADER_DLFCN
1645
1646
1647 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1648 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1649 # ----------------------------------------------------------------
1650 m4_defun([_LT_TRY_DLOPEN_SELF],
1651 [m4_require([_LT_HEADER_DLFCN])dnl
1652 if test "$cross_compiling" = yes; then :
1653   [$4]
1654 else
1655   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1656   lt_status=$lt_dlunknown
1657   cat > conftest.$ac_ext <<_LT_EOF
1658 [#line __oline__ "configure"
1659 #include "confdefs.h"
1660
1661 #if HAVE_DLFCN_H
1662 #include <dlfcn.h>
1663 #endif
1664
1665 #include <stdio.h>
1666
1667 #ifdef RTLD_GLOBAL
1668 #  define LT_DLGLOBAL           RTLD_GLOBAL
1669 #else
1670 #  ifdef DL_GLOBAL
1671 #    define LT_DLGLOBAL         DL_GLOBAL
1672 #  else
1673 #    define LT_DLGLOBAL         0
1674 #  endif
1675 #endif
1676
1677 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1678    find out it does not work in some platform. */
1679 #ifndef LT_DLLAZY_OR_NOW
1680 #  ifdef RTLD_LAZY
1681 #    define LT_DLLAZY_OR_NOW            RTLD_LAZY
1682 #  else
1683 #    ifdef DL_LAZY
1684 #      define LT_DLLAZY_OR_NOW          DL_LAZY
1685 #    else
1686 #      ifdef RTLD_NOW
1687 #        define LT_DLLAZY_OR_NOW        RTLD_NOW
1688 #      else
1689 #        ifdef DL_NOW
1690 #          define LT_DLLAZY_OR_NOW      DL_NOW
1691 #        else
1692 #          define LT_DLLAZY_OR_NOW      0
1693 #        endif
1694 #      endif
1695 #    endif
1696 #  endif
1697 #endif
1698
1699 /* When -fvisbility=hidden is used, assume the code has been annotated
1700    correspondingly for the symbols needed.  */
1701 #if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1702 void fnord () __attribute__((visibility("default")));
1703 #endif
1704
1705 void fnord () { int i=42; }
1706 int main ()
1707 {
1708   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1709   int status = $lt_dlunknown;
1710
1711   if (self)
1712     {
1713       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1714       else
1715         {
1716           if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1717           else puts (dlerror ());
1718         }
1719       /* dlclose (self); */
1720     }
1721   else
1722     puts (dlerror ());
1723
1724   return status;
1725 }]
1726 _LT_EOF
1727   if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
1728     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1729     lt_status=$?
1730     case x$lt_status in
1731       x$lt_dlno_uscore) $1 ;;
1732       x$lt_dlneed_uscore) $2 ;;
1733       x$lt_dlunknown|x*) $3 ;;
1734     esac
1735   else :
1736     # compilation failed
1737     $3
1738   fi
1739 fi
1740 rm -fr conftest*
1741 ])# _LT_TRY_DLOPEN_SELF
1742
1743
1744 # LT_SYS_DLOPEN_SELF
1745 # ------------------
1746 AC_DEFUN([LT_SYS_DLOPEN_SELF],
1747 [m4_require([_LT_HEADER_DLFCN])dnl
1748 if test "x$enable_dlopen" != xyes; then
1749   enable_dlopen=unknown
1750   enable_dlopen_self=unknown
1751   enable_dlopen_self_static=unknown
1752 else
1753   lt_cv_dlopen=no
1754   lt_cv_dlopen_libs=
1755
1756   case $host_os in
1757   beos*)
1758     lt_cv_dlopen="load_add_on"
1759     lt_cv_dlopen_libs=
1760     lt_cv_dlopen_self=yes
1761     ;;
1762
1763   mingw* | pw32* | cegcc*)
1764     lt_cv_dlopen="LoadLibrary"
1765     lt_cv_dlopen_libs=
1766     ;;
1767
1768   cygwin*)
1769     lt_cv_dlopen="dlopen"
1770     lt_cv_dlopen_libs=
1771     ;;
1772
1773   darwin*)
1774   # if libdl is installed we need to link against it
1775     AC_CHECK_LIB([dl], [dlopen],
1776                 [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
1777     lt_cv_dlopen="dyld"
1778     lt_cv_dlopen_libs=
1779     lt_cv_dlopen_self=yes
1780     ])
1781     ;;
1782
1783   *)
1784     AC_CHECK_FUNC([shl_load],
1785           [lt_cv_dlopen="shl_load"],
1786       [AC_CHECK_LIB([dld], [shl_load],
1787             [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
1788         [AC_CHECK_FUNC([dlopen],
1789               [lt_cv_dlopen="dlopen"],
1790           [AC_CHECK_LIB([dl], [dlopen],
1791                 [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
1792             [AC_CHECK_LIB([svld], [dlopen],
1793                   [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
1794               [AC_CHECK_LIB([dld], [dld_link],
1795                     [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
1796               ])
1797             ])
1798           ])
1799         ])
1800       ])
1801     ;;
1802   esac
1803
1804   if test "x$lt_cv_dlopen" != xno; then
1805     enable_dlopen=yes
1806   else
1807     enable_dlopen=no
1808   fi
1809
1810   case $lt_cv_dlopen in
1811   dlopen)
1812     save_CPPFLAGS="$CPPFLAGS"
1813     test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1814
1815     save_LDFLAGS="$LDFLAGS"
1816     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1817
1818     save_LIBS="$LIBS"
1819     LIBS="$lt_cv_dlopen_libs $LIBS"
1820
1821     AC_CACHE_CHECK([whether a program can dlopen itself],
1822           lt_cv_dlopen_self, [dnl
1823           _LT_TRY_DLOPEN_SELF(
1824             lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1825             lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1826     ])
1827
1828     if test "x$lt_cv_dlopen_self" = xyes; then
1829       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1830       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1831           lt_cv_dlopen_self_static, [dnl
1832           _LT_TRY_DLOPEN_SELF(
1833             lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1834             lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
1835       ])
1836     fi
1837
1838     CPPFLAGS="$save_CPPFLAGS"
1839     LDFLAGS="$save_LDFLAGS"
1840     LIBS="$save_LIBS"
1841     ;;
1842   esac
1843
1844   case $lt_cv_dlopen_self in
1845   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1846   *) enable_dlopen_self=unknown ;;
1847   esac
1848
1849   case $lt_cv_dlopen_self_static in
1850   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1851   *) enable_dlopen_self_static=unknown ;;
1852   esac
1853 fi
1854 _LT_DECL([dlopen_support], [enable_dlopen], [0],
1855          [Whether dlopen is supported])
1856 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
1857          [Whether dlopen of programs is supported])
1858 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
1859          [Whether dlopen of statically linked programs is supported])
1860 ])# LT_SYS_DLOPEN_SELF
1861
1862 # Old name:
1863 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
1864 dnl aclocal-1.4 backwards compatibility:
1865 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
1866
1867
1868 # _LT_COMPILER_C_O([TAGNAME])
1869 # ---------------------------
1870 # Check to see if options -c and -o are simultaneously supported by compiler.
1871 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
1872 m4_defun([_LT_COMPILER_C_O],
1873 [m4_require([_LT_DECL_SED])dnl
1874 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1875 m4_require([_LT_TAG_COMPILER])dnl
1876 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
1877   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
1878   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
1879    $RM -r conftest 2>/dev/null
1880    mkdir conftest
1881    cd conftest
1882    mkdir out
1883    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1884
1885    lt_compiler_flag="-o out/conftest2.$ac_objext"
1886    # Insert the option either (1) after the last *FLAGS variable, or
1887    # (2) before a word containing "conftest.", or (3) at the end.
1888    # Note that $ac_compile itself does not contain backslashes and begins
1889    # with a dollar sign (not a hyphen), so the echo should work correctly.
1890    lt_compile=`echo "$ac_compile" | $SED \
1891    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1892    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1893    -e 's:$: $lt_compiler_flag:'`
1894    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1895    (eval "$lt_compile" 2>out/conftest.err)
1896    ac_status=$?
1897    cat out/conftest.err >&AS_MESSAGE_LOG_FD
1898    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1899    if (exit $ac_status) && test -s out/conftest2.$ac_objext
1900    then
1901      # The compiler can only warn and ignore the option if not recognized
1902      # So say no if there are warnings
1903      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
1904      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
1905      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
1906        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
1907      fi
1908    fi
1909    chmod u+w . 2>&AS_MESSAGE_LOG_FD
1910    $RM conftest*
1911    # SGI C++ compiler will create directory out/ii_files/ for
1912    # template instantiation
1913    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
1914    $RM out/* && rmdir out
1915    cd ..
1916    $RM -r conftest
1917    $RM conftest*
1918 ])
1919 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
1920         [Does compiler simultaneously support -c and -o options?])
1921 ])# _LT_COMPILER_C_O
1922
1923
1924 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
1925 # ----------------------------------
1926 # Check to see if we can do hard links to lock some files if needed
1927 m4_defun([_LT_COMPILER_FILE_LOCKS],
1928 [m4_require([_LT_ENABLE_LOCK])dnl
1929 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1930 _LT_COMPILER_C_O([$1])
1931
1932 hard_links="nottested"
1933 if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
1934   # do not overwrite the value of need_locks provided by the user
1935   AC_MSG_CHECKING([if we can lock with hard links])
1936   hard_links=yes
1937   $RM conftest*
1938   ln conftest.a conftest.b 2>/dev/null && hard_links=no
1939   touch conftest.a
1940   ln conftest.a conftest.b 2>&5 || hard_links=no
1941   ln conftest.a conftest.b 2>/dev/null && hard_links=no
1942   AC_MSG_RESULT([$hard_links])
1943   if test "$hard_links" = no; then
1944     AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
1945     need_locks=warn
1946   fi
1947 else
1948   need_locks=no
1949 fi
1950 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
1951 ])# _LT_COMPILER_FILE_LOCKS
1952
1953
1954 # _LT_CHECK_OBJDIR
1955 # ----------------
1956 m4_defun([_LT_CHECK_OBJDIR],
1957 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
1958 [rm -f .libs 2>/dev/null
1959 mkdir .libs 2>/dev/null
1960 if test -d .libs; then
1961   lt_cv_objdir=.libs
1962 else
1963   # MS-DOS does not allow filenames that begin with a dot.
1964   lt_cv_objdir=_libs
1965 fi
1966 rmdir .libs 2>/dev/null])
1967 objdir=$lt_cv_objdir
1968 _LT_DECL([], [objdir], [0],
1969          [The name of the directory that contains temporary libtool files])dnl
1970 m4_pattern_allow([LT_OBJDIR])dnl
1971 AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
1972   [Define to the sub-directory in which libtool stores uninstalled libraries.])
1973 ])# _LT_CHECK_OBJDIR
1974
1975
1976 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
1977 # --------------------------------------
1978 # Check hardcoding attributes.
1979 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
1980 [AC_MSG_CHECKING([how to hardcode library paths into programs])
1981 _LT_TAGVAR(hardcode_action, $1)=
1982 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
1983    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
1984    test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
1985
1986   # We can hardcode non-existent directories.
1987   if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
1988      # If the only mechanism to avoid hardcoding is shlibpath_var, we
1989      # have to relink, otherwise we might link with an installed library
1990      # when we should be linking with a yet-to-be-installed one
1991      ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
1992      test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
1993     # Linking always hardcodes the temporary library directory.
1994     _LT_TAGVAR(hardcode_action, $1)=relink
1995   else
1996     # We can link without hardcoding, and we can hardcode nonexisting dirs.
1997     _LT_TAGVAR(hardcode_action, $1)=immediate
1998   fi
1999 else
2000   # We cannot hardcode anything, or else we can only hardcode existing
2001   # directories.
2002   _LT_TAGVAR(hardcode_action, $1)=unsupported
2003 fi
2004 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
2005
2006 if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
2007    test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
2008   # Fast installation is not supported
2009   enable_fast_install=no
2010 elif test "$shlibpath_overrides_runpath" = yes ||
2011      test "$enable_shared" = no; then
2012   # Fast installation is not necessary
2013   enable_fast_install=needless
2014 fi
2015 _LT_TAGDECL([], [hardcode_action], [0],
2016     [How to hardcode a shared library path into an executable])
2017 ])# _LT_LINKER_HARDCODE_LIBPATH
2018
2019
2020 # _LT_CMD_STRIPLIB
2021 # ----------------
2022 m4_defun([_LT_CMD_STRIPLIB],
2023 [m4_require([_LT_DECL_EGREP])
2024 striplib=
2025 old_striplib=
2026 AC_MSG_CHECKING([whether stripping libraries is possible])
2027 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2028   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2029   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2030   AC_MSG_RESULT([yes])
2031 else
2032 # FIXME - insert some real tests, host_os isn't really good enough
2033   case $host_os in
2034   darwin*)
2035     if test -n "$STRIP" ; then
2036       striplib="$STRIP -x"
2037       old_striplib="$STRIP -S"
2038       AC_MSG_RESULT([yes])
2039     else
2040       AC_MSG_RESULT([no])
2041     fi
2042     ;;
2043   *)
2044     AC_MSG_RESULT([no])
2045     ;;
2046   esac
2047 fi
2048 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2049 _LT_DECL([], [striplib], [1])
2050 ])# _LT_CMD_STRIPLIB
2051
2052
2053 # _LT_SYS_DYNAMIC_LINKER([TAG])
2054 # -----------------------------
2055 # PORTME Fill in your ld.so characteristics
2056 m4_defun([_LT_SYS_DYNAMIC_LINKER],
2057 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
2058 m4_require([_LT_DECL_EGREP])dnl
2059 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2060 m4_require([_LT_DECL_OBJDUMP])dnl
2061 m4_require([_LT_DECL_SED])dnl
2062 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2063 AC_MSG_CHECKING([dynamic linker characteristics])
2064 m4_if([$1],
2065         [], [
2066 if test "$GCC" = yes; then
2067   case $host_os in
2068     darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
2069     *) lt_awk_arg="/^libraries:/" ;;
2070   esac
2071   case $host_os in
2072     mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
2073     *) lt_sed_strip_eq="s,=/,/,g" ;;
2074   esac
2075   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2076   case $lt_search_path_spec in
2077   *\;*)
2078     # if the path contains ";" then we assume it to be the separator
2079     # otherwise default to the standard path separator (i.e. ":") - it is
2080     # assumed that no part of a normal pathname contains ";" but that should
2081     # okay in the real world where ";" in dirpaths is itself problematic.
2082     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2083     ;;
2084   *)
2085     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2086     ;;
2087   esac
2088   # Ok, now we have the path, separated by spaces, we can step through it
2089   # and add multilib dir if necessary.
2090   lt_tmp_lt_search_path_spec=
2091   lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2092   for lt_sys_path in $lt_search_path_spec; do
2093     if test -d "$lt_sys_path/$lt_multi_os_dir"; then
2094       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
2095     else
2096       test -d "$lt_sys_path" && \
2097         lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2098     fi
2099   done
2100   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2101 BEGIN {RS=" "; FS="/|\n";} {
2102   lt_foo="";
2103   lt_count=0;
2104   for (lt_i = NF; lt_i > 0; lt_i--) {
2105     if ($lt_i != "" && $lt_i != ".") {
2106       if ($lt_i == "..") {
2107         lt_count++;
2108       } else {
2109         if (lt_count == 0) {
2110           lt_foo="/" $lt_i lt_foo;
2111         } else {
2112           lt_count--;
2113         }
2114       }
2115     }
2116   }
2117   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2118   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2119 }'`
2120   # AWK program above erroneously prepends '/' to C:/dos/paths
2121   # for these hosts.
2122   case $host_os in
2123     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2124       $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
2125   esac
2126   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2127 else
2128   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2129 fi])
2130 library_names_spec=
2131 libname_spec='lib$name'
2132 soname_spec=
2133 shrext_cmds=".so"
2134 postinstall_cmds=
2135 postuninstall_cmds=
2136 finish_cmds=
2137 finish_eval=
2138 shlibpath_var=
2139 shlibpath_overrides_runpath=unknown
2140 version_type=none
2141 dynamic_linker="$host_os ld.so"
2142 sys_lib_dlsearch_path_spec="/lib /usr/lib"
2143 need_lib_prefix=unknown
2144 hardcode_into_libs=no
2145
2146 # when you set need_version to no, make sure it does not cause -set_version
2147 # flags to be left without arguments
2148 need_version=unknown
2149
2150 case $host_os in
2151 aix3*)
2152   version_type=linux
2153   library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
2154   shlibpath_var=LIBPATH
2155
2156   # AIX 3 has no versioning support, so we append a major version to the name.
2157   soname_spec='${libname}${release}${shared_ext}$major'
2158   ;;
2159
2160 aix[[4-9]]*)
2161   version_type=linux
2162   need_lib_prefix=no
2163   need_version=no
2164   hardcode_into_libs=yes
2165   if test "$host_cpu" = ia64; then
2166     # AIX 5 supports IA64
2167     library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
2168     shlibpath_var=LD_LIBRARY_PATH
2169   else
2170     # With GCC up to 2.95.x, collect2 would create an import file
2171     # for dependence libraries.  The import file would start with
2172     # the line `#! .'.  This would cause the generated library to
2173     # depend on `.', always an invalid library.  This was fixed in
2174     # development snapshots of GCC prior to 3.0.
2175     case $host_os in
2176       aix4 | aix4.[[01]] | aix4.[[01]].*)
2177       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2178            echo ' yes '
2179            echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
2180         :
2181       else
2182         can_build_shared=no
2183       fi
2184       ;;
2185     esac
2186     # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
2187     # soname into executable. Probably we can add versioning support to
2188     # collect2, so additional links can be useful in future.
2189     if test "$aix_use_runtimelinking" = yes; then
2190       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2191       # instead of lib<name>.a to let people know that these are not
2192       # typical AIX shared libraries.
2193       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2194     else
2195       # We preserve .a as extension for shared libraries through AIX4.2
2196       # and later when we are not doing run time linking.
2197       library_names_spec='${libname}${release}.a $libname.a'
2198       soname_spec='${libname}${release}${shared_ext}$major'
2199     fi
2200     shlibpath_var=LIBPATH
2201   fi
2202   ;;
2203
2204 amigaos*)
2205   case $host_cpu in
2206   powerpc)
2207     # Since July 2007 AmigaOS4 officially supports .so libraries.
2208     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2209     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2210     ;;
2211   m68k)
2212     library_names_spec='$libname.ixlibrary $libname.a'
2213     # Create ${libname}_ixlibrary.a entries in /sys/libs.
2214     finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2215     ;;
2216   esac
2217   ;;
2218
2219 beos*)
2220   library_names_spec='${libname}${shared_ext}'
2221   dynamic_linker="$host_os ld.so"
2222   shlibpath_var=LIBRARY_PATH
2223   ;;
2224
2225 bsdi[[45]]*)
2226   version_type=linux
2227   need_version=no
2228   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2229   soname_spec='${libname}${release}${shared_ext}$major'
2230   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2231   shlibpath_var=LD_LIBRARY_PATH
2232   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2233   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2234   # the default ld.so.conf also contains /usr/contrib/lib and
2235   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2236   # libtool to hard-code these into programs
2237   ;;
2238
2239 cygwin* | mingw* | pw32* | cegcc*)
2240   version_type=windows
2241   shrext_cmds=".dll"
2242   need_version=no
2243   need_lib_prefix=no
2244
2245   case $GCC,$host_os in
2246   yes,cygwin* | yes,mingw* | yes,pw32* | yes,cegcc*)
2247     library_names_spec='$libname.dll.a'
2248     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2249     postinstall_cmds='base_file=`basename \${file}`~
2250       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2251       dldir=$destdir/`dirname \$dlpath`~
2252       test -d \$dldir || mkdir -p \$dldir~
2253       $install_prog $dir/$dlname \$dldir/$dlname~
2254       chmod a+x \$dldir/$dlname~
2255       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2256         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2257       fi'
2258     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2259       dlpath=$dir/\$dldll~
2260        $RM \$dlpath'
2261     shlibpath_overrides_runpath=yes
2262
2263     case $host_os in
2264     cygwin*)
2265       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2266       soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2267 m4_if([$1], [],[
2268       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2269       ;;
2270     mingw* | cegcc*)
2271       # MinGW DLLs use traditional 'lib' prefix
2272       soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2273       ;;
2274     pw32*)
2275       # pw32 DLLs use 'pw' prefix rather than 'lib'
2276       library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2277       ;;
2278     esac
2279     ;;
2280
2281   *)
2282     library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
2283     ;;
2284   esac
2285   dynamic_linker='Win32 ld.exe'
2286   # FIXME: first we should search . and the directory the executable is in
2287   shlibpath_var=PATH
2288   ;;
2289
2290 darwin* | rhapsody*)
2291   dynamic_linker="$host_os dyld"
2292   version_type=darwin
2293   need_lib_prefix=no
2294   need_version=no
2295   library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
2296   soname_spec='${libname}${release}${major}$shared_ext'
2297   shlibpath_overrides_runpath=yes
2298   shlibpath_var=DYLD_LIBRARY_PATH
2299   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2300 m4_if([$1], [],[
2301   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2302   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2303   ;;
2304
2305 dgux*)
2306   version_type=linux
2307   need_lib_prefix=no
2308   need_version=no
2309   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
2310   soname_spec='${libname}${release}${shared_ext}$major'
2311   shlibpath_var=LD_LIBRARY_PATH
2312   ;;
2313
2314 freebsd* | dragonfly*)
2315   # DragonFly does not have aout.  When/if they implement a new
2316   # versioning mechanism, adjust this.
2317   if test -x /usr/bin/objformat; then
2318     objformat=`/usr/bin/objformat`
2319   else
2320     case $host_os in
2321     freebsd[[23]].*) objformat=aout ;;
2322     *) objformat=elf ;;
2323     esac
2324   fi
2325   version_type=freebsd-$objformat
2326   case $version_type in
2327     freebsd-elf*)
2328       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2329       need_version=no
2330       need_lib_prefix=no
2331       ;;
2332     freebsd-*)
2333       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
2334       need_version=yes
2335       ;;
2336   esac
2337   shlibpath_var=LD_LIBRARY_PATH
2338   case $host_os in
2339   freebsd2.*)
2340     shlibpath_overrides_runpath=yes
2341     ;;
2342   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2343     shlibpath_overrides_runpath=yes
2344     hardcode_into_libs=yes
2345     ;;
2346   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2347   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2348     shlibpath_overrides_runpath=no
2349     hardcode_into_libs=yes
2350     ;;
2351   *) # from 4.6 on, and DragonFly
2352     shlibpath_overrides_runpath=yes
2353     hardcode_into_libs=yes
2354     ;;
2355   esac
2356   ;;
2357
2358 haiku*)
2359   version_type=linux
2360   need_lib_prefix=no
2361   need_version=no
2362   dynamic_linker="$host_os runtime_loader"
2363   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2364   soname_spec='${libname}${release}${shared_ext}$major'
2365   shlibpath_var=LIBRARY_PATH
2366   shlibpath_overrides_runpath=yes
2367   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2368   hardcode_into_libs=yes
2369   ;;
2370
2371 hpux9* | hpux10* | hpux11*)
2372   # Give a soname corresponding to the major version so that dld.sl refuses to
2373   # link against other versions.
2374   version_type=sunos
2375   need_lib_prefix=no
2376   need_version=no
2377   case $host_cpu in
2378   ia64*)
2379     shrext_cmds='.so'
2380     hardcode_into_libs=yes
2381     dynamic_linker="$host_os dld.so"
2382     shlibpath_var=LD_LIBRARY_PATH
2383     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2384     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2385     soname_spec='${libname}${release}${shared_ext}$major'
2386     if test "X$HPUX_IA64_MODE" = X32; then
2387       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2388     else
2389       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2390     fi
2391     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2392     ;;
2393   hppa*64*)
2394     shrext_cmds='.sl'
2395     hardcode_into_libs=yes
2396     dynamic_linker="$host_os dld.sl"
2397     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2398     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2399     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2400     soname_spec='${libname}${release}${shared_ext}$major'
2401     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2402     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2403     ;;
2404   *)
2405     shrext_cmds='.sl'
2406     dynamic_linker="$host_os dld.sl"
2407     shlibpath_var=SHLIB_PATH
2408     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2409     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2410     soname_spec='${libname}${release}${shared_ext}$major'
2411     ;;
2412   esac
2413   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2414   postinstall_cmds='chmod 555 $lib'
2415   # or fails outright, so override atomically:
2416   install_override_mode=555
2417   ;;
2418
2419 interix[[3-9]]*)
2420   version_type=linux
2421   need_lib_prefix=no
2422   need_version=no
2423   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2424   soname_spec='${libname}${release}${shared_ext}$major'
2425   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2426   shlibpath_var=LD_LIBRARY_PATH
2427   shlibpath_overrides_runpath=no
2428   hardcode_into_libs=yes
2429   ;;
2430
2431 irix5* | irix6* | nonstopux*)
2432   case $host_os in
2433     nonstopux*) version_type=nonstopux ;;
2434     *)
2435         if test "$lt_cv_prog_gnu_ld" = yes; then
2436                 version_type=linux
2437         else
2438                 version_type=irix
2439         fi ;;
2440   esac
2441   need_lib_prefix=no
2442   need_version=no
2443   soname_spec='${libname}${release}${shared_ext}$major'
2444   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
2445   case $host_os in
2446   irix5* | nonstopux*)
2447     libsuff= shlibsuff=
2448     ;;
2449   *)
2450     case $LD in # libtool.m4 will add one of these switches to LD
2451     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2452       libsuff= shlibsuff= libmagic=32-bit;;
2453     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2454       libsuff=32 shlibsuff=N32 libmagic=N32;;
2455     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2456       libsuff=64 shlibsuff=64 libmagic=64-bit;;
2457     *) libsuff= shlibsuff= libmagic=never-match;;
2458     esac
2459     ;;
2460   esac
2461   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2462   shlibpath_overrides_runpath=no
2463   sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
2464   sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
2465   hardcode_into_libs=yes
2466   ;;
2467
2468 # No shared lib support for Linux oldld, aout, or coff.
2469 linux*oldld* | linux*aout* | linux*coff*)
2470   dynamic_linker=no
2471   ;;
2472
2473 # This must be Linux ELF.
2474
2475 # uclinux* changes (here and below) have been submitted to the libtool
2476 # project, but have not yet been accepted: they are GCC-local changes
2477 # for the time being.  (See
2478 # https://lists.gnu.org/archive/html/libtool-patches/2018-05/msg00000.html)
2479 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu* | uclinuxfdpiceabi)
2480   version_type=linux
2481   need_lib_prefix=no
2482   need_version=no
2483   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2484   soname_spec='${libname}${release}${shared_ext}$major'
2485   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2486   shlibpath_var=LD_LIBRARY_PATH
2487   shlibpath_overrides_runpath=no
2488
2489   # Some binutils ld are patched to set DT_RUNPATH
2490   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2491     [lt_cv_shlibpath_overrides_runpath=no
2492     save_LDFLAGS=$LDFLAGS
2493     save_libdir=$libdir
2494     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2495          LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2496     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2497       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2498          [lt_cv_shlibpath_overrides_runpath=yes])])
2499     LDFLAGS=$save_LDFLAGS
2500     libdir=$save_libdir
2501     ])
2502   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2503
2504   # This implies no fast_install, which is unacceptable.
2505   # Some rework will be needed to allow for fast_install
2506   # before this can be enabled.
2507   hardcode_into_libs=yes
2508
2509   # Append ld.so.conf contents to the search path
2510   if test -f /etc/ld.so.conf; then
2511     lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[   ]*hwcap[        ]/d;s/[:,      ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2512     sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2513   fi
2514
2515   # We used to test for /lib/ld.so.1 and disable shared libraries on
2516   # powerpc, because MkLinux only supported shared libraries with the
2517   # GNU dynamic linker.  Since this was broken with cross compilers,
2518   # most powerpc-linux boxes support dynamic linking these days and
2519   # people can always --disable-shared, the test was removed, and we
2520   # assume the GNU/Linux dynamic linker is in use.
2521   dynamic_linker='GNU/Linux ld.so'
2522   ;;
2523
2524 netbsd*)
2525   version_type=sunos
2526   need_lib_prefix=no
2527   need_version=no
2528   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2529     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2530     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2531     dynamic_linker='NetBSD (a.out) ld.so'
2532   else
2533     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2534     soname_spec='${libname}${release}${shared_ext}$major'
2535     dynamic_linker='NetBSD ld.elf_so'
2536   fi
2537   shlibpath_var=LD_LIBRARY_PATH
2538   shlibpath_overrides_runpath=yes
2539   hardcode_into_libs=yes
2540   ;;
2541
2542 newsos6)
2543   version_type=linux
2544   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2545   shlibpath_var=LD_LIBRARY_PATH
2546   shlibpath_overrides_runpath=yes
2547   ;;
2548
2549 *nto* | *qnx*)
2550   version_type=qnx
2551   need_lib_prefix=no
2552   need_version=no
2553   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2554   soname_spec='${libname}${release}${shared_ext}$major'
2555   shlibpath_var=LD_LIBRARY_PATH
2556   shlibpath_overrides_runpath=no
2557   hardcode_into_libs=yes
2558   dynamic_linker='ldqnx.so'
2559   ;;
2560
2561 openbsd*)
2562   version_type=sunos
2563   sys_lib_dlsearch_path_spec="/usr/lib"
2564   need_lib_prefix=no
2565   # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
2566   case $host_os in
2567     openbsd3.3 | openbsd3.3.*)  need_version=yes ;;
2568     *)                          need_version=no  ;;
2569   esac
2570   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2571   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2572   shlibpath_var=LD_LIBRARY_PATH
2573   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2574     case $host_os in
2575       openbsd2.[[89]] | openbsd2.[[89]].*)
2576         shlibpath_overrides_runpath=no
2577         ;;
2578       *)
2579         shlibpath_overrides_runpath=yes
2580         ;;
2581       esac
2582   else
2583     shlibpath_overrides_runpath=yes
2584   fi
2585   ;;
2586
2587 os2*)
2588   libname_spec='$name'
2589   shrext_cmds=".dll"
2590   need_lib_prefix=no
2591   library_names_spec='$libname${shared_ext} $libname.a'
2592   dynamic_linker='OS/2 ld.exe'
2593   shlibpath_var=LIBPATH
2594   ;;
2595
2596 osf3* | osf4* | osf5*)
2597   version_type=osf
2598   need_lib_prefix=no
2599   need_version=no
2600   soname_spec='${libname}${release}${shared_ext}$major'
2601   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2602   shlibpath_var=LD_LIBRARY_PATH
2603   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2604   sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2605   ;;
2606
2607 rdos*)
2608   dynamic_linker=no
2609   ;;
2610
2611 solaris*)
2612   version_type=linux
2613   need_lib_prefix=no
2614   need_version=no
2615   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2616   soname_spec='${libname}${release}${shared_ext}$major'
2617   shlibpath_var=LD_LIBRARY_PATH
2618   shlibpath_overrides_runpath=yes
2619   hardcode_into_libs=yes
2620   # ldd complains unless libraries are executable
2621   postinstall_cmds='chmod +x $lib'
2622   ;;
2623
2624 sunos4*)
2625   version_type=sunos
2626   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2627   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2628   shlibpath_var=LD_LIBRARY_PATH
2629   shlibpath_overrides_runpath=yes
2630   if test "$with_gnu_ld" = yes; then
2631     need_lib_prefix=no
2632   fi
2633   need_version=yes
2634   ;;
2635
2636 sysv4 | sysv4.3*)
2637   version_type=linux
2638   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2639   soname_spec='${libname}${release}${shared_ext}$major'
2640   shlibpath_var=LD_LIBRARY_PATH
2641   case $host_vendor in
2642     sni)
2643       shlibpath_overrides_runpath=no
2644       need_lib_prefix=no
2645       runpath_var=LD_RUN_PATH
2646       ;;
2647     siemens)
2648       need_lib_prefix=no
2649       ;;
2650     motorola)
2651       need_lib_prefix=no
2652       need_version=no
2653       shlibpath_overrides_runpath=no
2654       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2655       ;;
2656   esac
2657   ;;
2658
2659 sysv4*MP*)
2660   if test -d /usr/nec ;then
2661     version_type=linux
2662     library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
2663     soname_spec='$libname${shared_ext}.$major'
2664     shlibpath_var=LD_LIBRARY_PATH
2665   fi
2666   ;;
2667
2668 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
2669   version_type=freebsd-elf
2670   need_lib_prefix=no
2671   need_version=no
2672   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2673   soname_spec='${libname}${release}${shared_ext}$major'
2674   shlibpath_var=LD_LIBRARY_PATH
2675   shlibpath_overrides_runpath=yes
2676   hardcode_into_libs=yes
2677   if test "$with_gnu_ld" = yes; then
2678     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2679   else
2680     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2681     case $host_os in
2682       sco3.2v5*)
2683         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2684         ;;
2685     esac
2686   fi
2687   sys_lib_dlsearch_path_spec='/usr/lib'
2688   ;;
2689
2690 tpf*)
2691   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
2692   version_type=linux
2693   need_lib_prefix=no
2694   need_version=no
2695   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2696   shlibpath_var=LD_LIBRARY_PATH
2697   shlibpath_overrides_runpath=no
2698   hardcode_into_libs=yes
2699   ;;
2700
2701 uts4*)
2702   version_type=linux
2703   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2704   soname_spec='${libname}${release}${shared_ext}$major'
2705   shlibpath_var=LD_LIBRARY_PATH
2706   ;;
2707
2708 # Shared libraries for VwWorks, >= 7 only at this stage
2709 # and (fpic) still incompatible with "large" code models
2710 # in a few configurations. Only for RTP mode in any case,
2711 # and upon explicit request at configure time.
2712 vxworks7*)
2713   dynamic_linker=no
2714   case ${with_multisubdir}-${enable_shared} in
2715     *large*)
2716       ;;
2717     *mrtp*-yes)
2718       version_type=linux
2719       need_lib_prefix=no
2720       need_version=no
2721       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2722       soname_spec='${libname}${release}${shared_ext}$major'
2723       dynamic_linker="$host_os module_loader"
2724       ;;
2725   esac
2726   ;;
2727 *)
2728   dynamic_linker=no
2729   ;;
2730 esac
2731 AC_MSG_RESULT([$dynamic_linker])
2732 test "$dynamic_linker" = no && can_build_shared=no
2733
2734 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2735 if test "$GCC" = yes; then
2736   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2737 fi
2738
2739 if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
2740   sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
2741 fi
2742 if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
2743   sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
2744 fi
2745
2746 _LT_DECL([], [variables_saved_for_relink], [1],
2747     [Variables whose values should be saved in libtool wrapper scripts and
2748     restored at link time])
2749 _LT_DECL([], [need_lib_prefix], [0],
2750     [Do we need the "lib" prefix for modules?])
2751 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2752 _LT_DECL([], [version_type], [0], [Library versioning type])
2753 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
2754 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2755 _LT_DECL([], [shlibpath_overrides_runpath], [0],
2756     [Is shlibpath searched before the hard-coded library search path?])
2757 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2758 _LT_DECL([], [library_names_spec], [1],
2759     [[List of archive names.  First name is the real one, the rest are links.
2760     The last name is the one that the linker finds with -lNAME]])
2761 _LT_DECL([], [soname_spec], [1],
2762     [[The coded name of the library, if different from the real name]])
2763 _LT_DECL([], [install_override_mode], [1],
2764     [Permission mode override for installation of shared libraries])
2765 _LT_DECL([], [postinstall_cmds], [2],
2766     [Command to use after installation of a shared archive])
2767 _LT_DECL([], [postuninstall_cmds], [2],
2768     [Command to use after uninstallation of a shared archive])
2769 _LT_DECL([], [finish_cmds], [2],
2770     [Commands used to finish a libtool library installation in a directory])
2771 _LT_DECL([], [finish_eval], [1],
2772     [[As "finish_cmds", except a single script fragment to be evaled but
2773     not shown]])
2774 _LT_DECL([], [hardcode_into_libs], [0],
2775     [Whether we should hardcode library paths into libraries])
2776 _LT_DECL([], [sys_lib_search_path_spec], [2],
2777     [Compile-time system search path for libraries])
2778 _LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2779     [Run-time system search path for libraries])
2780 ])# _LT_SYS_DYNAMIC_LINKER
2781
2782
2783 # _LT_PATH_TOOL_PREFIX(TOOL)
2784 # --------------------------
2785 # find a file program which can recognize shared library
2786 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2787 [m4_require([_LT_DECL_EGREP])dnl
2788 AC_MSG_CHECKING([for $1])
2789 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2790 [case $MAGIC_CMD in
2791 [[\\/*] |  ?:[\\/]*])
2792   lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
2793   ;;
2794 *)
2795   lt_save_MAGIC_CMD="$MAGIC_CMD"
2796   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2797 dnl $ac_dummy forces splitting on constant user-supplied paths.
2798 dnl POSIX.2 word splitting is done only on the output of word expansions,
2799 dnl not every word.  This closes a longstanding sh security hole.
2800   ac_dummy="m4_if([$2], , $PATH, [$2])"
2801   for ac_dir in $ac_dummy; do
2802     IFS="$lt_save_ifs"
2803     test -z "$ac_dir" && ac_dir=.
2804     if test -f $ac_dir/$1; then
2805       lt_cv_path_MAGIC_CMD="$ac_dir/$1"
2806       if test -n "$file_magic_test_file"; then
2807         case $deplibs_check_method in
2808         "file_magic "*)
2809           file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
2810           MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2811           if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2812             $EGREP "$file_magic_regex" > /dev/null; then
2813             :
2814           else
2815             cat <<_LT_EOF 1>&2
2816
2817 *** Warning: the command libtool uses to detect shared libraries,
2818 *** $file_magic_cmd, produces output that libtool cannot recognize.
2819 *** The result is that libtool may fail to recognize shared libraries
2820 *** as such.  This will affect the creation of libtool libraries that
2821 *** depend on shared libraries, but programs linked with such libtool
2822 *** libraries will work regardless of this problem.  Nevertheless, you
2823 *** may want to report the problem to your system manager and/or to
2824 *** bug-libtool@gnu.org
2825
2826 _LT_EOF
2827           fi ;;
2828         esac
2829       fi
2830       break
2831     fi
2832   done
2833   IFS="$lt_save_ifs"
2834   MAGIC_CMD="$lt_save_MAGIC_CMD"
2835   ;;
2836 esac])
2837 MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2838 if test -n "$MAGIC_CMD"; then
2839   AC_MSG_RESULT($MAGIC_CMD)
2840 else
2841   AC_MSG_RESULT(no)
2842 fi
2843 _LT_DECL([], [MAGIC_CMD], [0],
2844          [Used to examine libraries when file_magic_cmd begins with "file"])dnl
2845 ])# _LT_PATH_TOOL_PREFIX
2846
2847 # Old name:
2848 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
2849 dnl aclocal-1.4 backwards compatibility:
2850 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
2851
2852
2853 # _LT_PATH_MAGIC
2854 # --------------
2855 # find a file program which can recognize a shared library
2856 m4_defun([_LT_PATH_MAGIC],
2857 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
2858 if test -z "$lt_cv_path_MAGIC_CMD"; then
2859   if test -n "$ac_tool_prefix"; then
2860     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
2861   else
2862     MAGIC_CMD=:
2863   fi
2864 fi
2865 ])# _LT_PATH_MAGIC
2866
2867
2868 # LT_PATH_LD
2869 # ----------
2870 # find the pathname to the GNU or non-GNU linker
2871 AC_DEFUN([LT_PATH_LD],
2872 [AC_REQUIRE([AC_PROG_CC])dnl
2873 AC_REQUIRE([AC_CANONICAL_HOST])dnl
2874 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
2875 m4_require([_LT_DECL_SED])dnl
2876 m4_require([_LT_DECL_EGREP])dnl
2877 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
2878
2879 AC_ARG_WITH([gnu-ld],
2880     [AS_HELP_STRING([--with-gnu-ld],
2881         [assume the C compiler uses GNU ld @<:@default=no@:>@])],
2882     [test "$withval" = no || with_gnu_ld=yes],
2883     [with_gnu_ld=no])dnl
2884
2885 ac_prog=ld
2886 if test "$GCC" = yes; then
2887   # Check if gcc -print-prog-name=ld gives a path.
2888   AC_MSG_CHECKING([for ld used by $CC])
2889   case $host in
2890   *-*-mingw*)
2891     # gcc leaves a trailing carriage return which upsets mingw
2892     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
2893   *)
2894     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
2895   esac
2896   case $ac_prog in
2897     # Accept absolute paths.
2898     [[\\/]]* | ?:[[\\/]]*)
2899       re_direlt='/[[^/]][[^/]]*/\.\./'
2900       # Canonicalize the pathname of ld
2901       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
2902       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
2903         ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
2904       done
2905       test -z "$LD" && LD="$ac_prog"
2906       ;;
2907   "")
2908     # If it fails, then pretend we aren't using GCC.
2909     ac_prog=ld
2910     ;;
2911   *)
2912     # If it is relative, then search for the first ld in PATH.
2913     with_gnu_ld=unknown
2914     ;;
2915   esac
2916 elif test "$with_gnu_ld" = yes; then
2917   AC_MSG_CHECKING([for GNU ld])
2918 else
2919   AC_MSG_CHECKING([for non-GNU ld])
2920 fi
2921 AC_CACHE_VAL(lt_cv_path_LD,
2922 [if test -z "$LD"; then
2923   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2924   for ac_dir in $PATH; do
2925     IFS="$lt_save_ifs"
2926     test -z "$ac_dir" && ac_dir=.
2927     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
2928       lt_cv_path_LD="$ac_dir/$ac_prog"
2929       # Check to see if the program is GNU ld.  I'd rather use --version,
2930       # but apparently some variants of GNU ld only accept -v.
2931       # Break only if it was the GNU/non-GNU ld that we prefer.
2932       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
2933       *GNU* | *'with BFD'*)
2934         test "$with_gnu_ld" != no && break
2935         ;;
2936       *)
2937         test "$with_gnu_ld" != yes && break
2938         ;;
2939       esac
2940     fi
2941   done
2942   IFS="$lt_save_ifs"
2943 else
2944   lt_cv_path_LD="$LD" # Let the user override the test with a path.
2945 fi])
2946 LD="$lt_cv_path_LD"
2947 if test -n "$LD"; then
2948   AC_MSG_RESULT($LD)
2949 else
2950   AC_MSG_RESULT(no)
2951 fi
2952 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
2953 _LT_PATH_LD_GNU
2954 AC_SUBST([LD])
2955
2956 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
2957 ])# LT_PATH_LD
2958
2959 # Old names:
2960 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
2961 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
2962 dnl aclocal-1.4 backwards compatibility:
2963 dnl AC_DEFUN([AM_PROG_LD], [])
2964 dnl AC_DEFUN([AC_PROG_LD], [])
2965
2966
2967 # _LT_PATH_LD_GNU
2968 #- --------------
2969 m4_defun([_LT_PATH_LD_GNU],
2970 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
2971 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
2972 case `$LD -v 2>&1 </dev/null` in
2973 *GNU* | *'with BFD'*)
2974   lt_cv_prog_gnu_ld=yes
2975   ;;
2976 *)
2977   lt_cv_prog_gnu_ld=no
2978   ;;
2979 esac])
2980 with_gnu_ld=$lt_cv_prog_gnu_ld
2981 ])# _LT_PATH_LD_GNU
2982
2983
2984 # _LT_CMD_RELOAD
2985 # --------------
2986 # find reload flag for linker
2987 #   -- PORTME Some linkers may need a different reload flag.
2988 m4_defun([_LT_CMD_RELOAD],
2989 [AC_CACHE_CHECK([for $LD option to reload object files],
2990   lt_cv_ld_reload_flag,
2991   [lt_cv_ld_reload_flag='-r'])
2992 reload_flag=$lt_cv_ld_reload_flag
2993 case $reload_flag in
2994 "" | " "*) ;;
2995 *) reload_flag=" $reload_flag" ;;
2996 esac
2997 reload_cmds='$LD$reload_flag -o $output$reload_objs'
2998 case $host_os in
2999   darwin*)
3000     if test "$GCC" = yes; then
3001       reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
3002     else
3003       reload_cmds='$LD$reload_flag -o $output$reload_objs'
3004     fi
3005     ;;
3006 esac
3007 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3008 _LT_TAGDECL([], [reload_cmds], [2])dnl
3009 ])# _LT_CMD_RELOAD
3010
3011
3012 # _LT_CHECK_MAGIC_METHOD
3013 # ----------------------
3014 # how to check for library dependencies
3015 #  -- PORTME fill in with the dynamic library characteristics
3016 m4_defun([_LT_CHECK_MAGIC_METHOD],
3017 [m4_require([_LT_DECL_EGREP])
3018 m4_require([_LT_DECL_OBJDUMP])
3019 AC_CACHE_CHECK([how to recognize dependent libraries],
3020 lt_cv_deplibs_check_method,
3021 [lt_cv_file_magic_cmd='$MAGIC_CMD'
3022 lt_cv_file_magic_test_file=
3023 lt_cv_deplibs_check_method='unknown'
3024 # Need to set the preceding variable on all platforms that support
3025 # interlibrary dependencies.
3026 # 'none' -- dependencies not supported.
3027 # `unknown' -- same as none, but documents that we really don't know.
3028 # 'pass_all' -- all dependencies passed with no checks.
3029 # 'test_compile' -- check by making test program.
3030 # 'file_magic [[regex]]' -- check by looking for files in library path
3031 # which responds to the $file_magic_cmd with a given extended regex.
3032 # If you have `file' or equivalent on your system and you're not sure
3033 # whether `pass_all' will *always* work, you probably want this one.
3034
3035 case $host_os in
3036 aix[[4-9]]*)
3037   lt_cv_deplibs_check_method=pass_all
3038   ;;
3039
3040 beos*)
3041   lt_cv_deplibs_check_method=pass_all
3042   ;;
3043
3044 bsdi[[45]]*)
3045   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3046   lt_cv_file_magic_cmd='/usr/bin/file -L'
3047   lt_cv_file_magic_test_file=/shlib/libc.so
3048   ;;
3049
3050 cygwin*)
3051   # func_win32_libid is a shell function defined in ltmain.sh
3052   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3053   lt_cv_file_magic_cmd='func_win32_libid'
3054   ;;
3055
3056 mingw* | pw32*)
3057   # Base MSYS/MinGW do not provide the 'file' command needed by
3058   # func_win32_libid shell function, so use a weaker test based on 'objdump',
3059   # unless we find 'file', for example because we are cross-compiling.
3060   # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
3061   if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
3062     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3063     lt_cv_file_magic_cmd='func_win32_libid'
3064   else
3065     lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
3066     lt_cv_file_magic_cmd='$OBJDUMP -f'
3067   fi
3068   ;;
3069
3070 cegcc*)
3071   # use the weaker test based on 'objdump'. See mingw*.
3072   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3073   lt_cv_file_magic_cmd='$OBJDUMP -f'
3074   ;;
3075
3076 darwin* | rhapsody*)
3077   lt_cv_deplibs_check_method=pass_all
3078   ;;
3079
3080 freebsd* | dragonfly*)
3081   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3082     case $host_cpu in
3083     i*86 )
3084       # Not sure whether the presence of OpenBSD here was a mistake.
3085       # Let's accept both of them until this is cleared up.
3086       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3087       lt_cv_file_magic_cmd=/usr/bin/file
3088       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3089       ;;
3090     esac
3091   else
3092     lt_cv_deplibs_check_method=pass_all
3093   fi
3094   ;;
3095
3096 gnu*)
3097   lt_cv_deplibs_check_method=pass_all
3098   ;;
3099
3100 haiku*)
3101   lt_cv_deplibs_check_method=pass_all
3102   ;;
3103
3104 hpux10.20* | hpux11*)
3105   lt_cv_file_magic_cmd=/usr/bin/file
3106   case $host_cpu in
3107   ia64*)
3108     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3109     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3110     ;;
3111   hppa*64*)
3112     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3113     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3114     ;;
3115   *)
3116     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3117     lt_cv_file_magic_test_file=/usr/lib/libc.sl
3118     ;;
3119   esac
3120   ;;
3121
3122 interix[[3-9]]*)
3123   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3124   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3125   ;;
3126
3127 irix5* | irix6* | nonstopux*)
3128   case $LD in
3129   *-32|*"-32 ") libmagic=32-bit;;
3130   *-n32|*"-n32 ") libmagic=N32;;
3131   *-64|*"-64 ") libmagic=64-bit;;
3132   *) libmagic=never-match;;
3133   esac
3134   lt_cv_deplibs_check_method=pass_all
3135   ;;
3136
3137 # This must be Linux ELF.
3138 linux* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi)
3139   lt_cv_deplibs_check_method=pass_all
3140   ;;
3141
3142 netbsd*)
3143   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3144     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3145   else
3146     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3147   fi
3148   ;;
3149
3150 newos6*)
3151   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3152   lt_cv_file_magic_cmd=/usr/bin/file
3153   lt_cv_file_magic_test_file=/usr/lib/libnls.so
3154   ;;
3155
3156 *nto* | *qnx*)
3157   lt_cv_deplibs_check_method=pass_all
3158   ;;
3159
3160 openbsd*)
3161   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3162     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3163   else
3164     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3165   fi
3166   ;;
3167
3168 osf3* | osf4* | osf5*)
3169   lt_cv_deplibs_check_method=pass_all
3170   ;;
3171
3172 rdos*)
3173   lt_cv_deplibs_check_method=pass_all
3174   ;;
3175
3176 solaris*)
3177   lt_cv_deplibs_check_method=pass_all
3178   ;;
3179
3180 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3181   lt_cv_deplibs_check_method=pass_all
3182   ;;
3183
3184 sysv4 | sysv4.3*)
3185   case $host_vendor in
3186   motorola)
3187     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3188     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3189     ;;
3190   ncr)
3191     lt_cv_deplibs_check_method=pass_all
3192     ;;
3193   sequent)
3194     lt_cv_file_magic_cmd='/bin/file'
3195     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3196     ;;
3197   sni)
3198     lt_cv_file_magic_cmd='/bin/file'
3199     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3200     lt_cv_file_magic_test_file=/lib/libc.so
3201     ;;
3202   siemens)
3203     lt_cv_deplibs_check_method=pass_all
3204     ;;
3205   pc)
3206     lt_cv_deplibs_check_method=pass_all
3207     ;;
3208   esac
3209   ;;
3210
3211 tpf*)
3212   lt_cv_deplibs_check_method=pass_all
3213   ;;
3214 vxworks*)
3215   # Assume VxWorks cross toolchains are built on Linux, possibly
3216   # as canadian for Windows hosts.
3217   lt_cv_deplibs_check_method=pass_all
3218   ;;
3219 esac
3220 ])
3221 file_magic_cmd=$lt_cv_file_magic_cmd
3222 deplibs_check_method=$lt_cv_deplibs_check_method
3223 test -z "$deplibs_check_method" && deplibs_check_method=unknown
3224
3225 _LT_DECL([], [deplibs_check_method], [1],
3226     [Method to check whether dependent libraries are shared objects])
3227 _LT_DECL([], [file_magic_cmd], [1],
3228     [Command to use when deplibs_check_method == "file_magic"])
3229 ])# _LT_CHECK_MAGIC_METHOD
3230
3231
3232 # LT_PATH_NM
3233 # ----------
3234 # find the pathname to a BSD- or MS-compatible name lister, and any flags
3235 # needed to make it compatible
3236 AC_DEFUN([LT_PATH_NM],
3237 [AC_REQUIRE([AC_PROG_CC])dnl
3238 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3239 [if test -n "$NM"; then
3240    # Let the user override the nm to test.
3241    lt_nm_to_check="$NM"
3242  else
3243    lt_nm_to_check="${ac_tool_prefix}nm"
3244    if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3245      lt_nm_to_check="$lt_nm_to_check nm"
3246    fi
3247  fi
3248  for lt_tmp_nm in "$lt_nm_to_check"; do
3249    lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3250    for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3251      IFS="$lt_save_ifs"
3252      test -z "$ac_dir" && ac_dir=.
3253      # Strip out any user-provided options from the nm to test twice,
3254      # the first time to test to see if nm (rather than its options) has
3255      # an explicit path, the second time to yield a file which can be
3256      # nm'ed itself.
3257      tmp_nm_path="`$ECHO "$lt_tmp_nm" | sed 's, -.*$,,'`"
3258      case "$tmp_nm_path" in
3259      */*|*\\*) tmp_nm="$lt_tmp_nm";;
3260      *) tmp_nm="$ac_dir/$lt_tmp_nm";;
3261      esac
3262      tmp_nm_to_nm="`$ECHO "$tmp_nm" | sed 's, -.*$,,'`"
3263      if test -f "$tmp_nm_to_nm" || test -f "$tmp_nm_to_nm$ac_exeext" ; then
3264        # Check to see if the nm accepts a BSD-compat flag.
3265        # Adding the `sed 1q' prevents false positives on HP-UX, which says:
3266        #   nm: unknown option "B" ignored
3267        case `"$tmp_nm" -B "$tmp_nm_to_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in
3268        *$tmp_nm*) lt_cv_path_NM="$tmp_nm -B"
3269          break
3270          ;;
3271        *)
3272          case `"$tmp_nm" -p "$tmp_nm_to_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in
3273          *$tmp_nm*)
3274            lt_cv_path_NM="$tmp_nm -p"
3275            break
3276            ;;
3277          *)
3278            lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3279            continue # so that we can try to find one that supports BSD flags
3280            ;;
3281          esac
3282          ;;
3283        esac
3284      fi
3285    done
3286    IFS="$lt_save_ifs"
3287  done
3288  : ${lt_cv_path_NM=no}])
3289 if test "$lt_cv_path_NM" != "no"; then
3290   NM="$lt_cv_path_NM"
3291 else
3292   # Didn't find any BSD compatible name lister, look for dumpbin.
3293   if test -n "$DUMPBIN"; then :
3294     # Let the user override the test.
3295   else
3296     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3297     case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
3298     *COFF*)
3299       DUMPBIN="$DUMPBIN -symbols"
3300       ;;
3301     *)
3302       DUMPBIN=:
3303       ;;
3304     esac
3305   fi
3306   AC_SUBST([DUMPBIN])
3307   if test "$DUMPBIN" != ":"; then
3308     NM="$DUMPBIN"
3309   fi
3310 fi
3311 test -z "$NM" && NM=nm
3312 AC_SUBST([NM])
3313 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3314
3315 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3316   [lt_cv_nm_interface="BSD nm"
3317   echo "int some_variable = 0;" > conftest.$ac_ext
3318   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3319   (eval "$ac_compile" 2>conftest.err)
3320   cat conftest.err >&AS_MESSAGE_LOG_FD
3321   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3322   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3323   cat conftest.err >&AS_MESSAGE_LOG_FD
3324   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3325   cat conftest.out >&AS_MESSAGE_LOG_FD
3326   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3327     lt_cv_nm_interface="MS dumpbin"
3328   fi
3329   rm -f conftest*])
3330 ])# LT_PATH_NM
3331
3332 # Old names:
3333 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3334 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3335 dnl aclocal-1.4 backwards compatibility:
3336 dnl AC_DEFUN([AM_PROG_NM], [])
3337 dnl AC_DEFUN([AC_PROG_NM], [])
3338
3339
3340 # LT_LIB_M
3341 # --------
3342 # check for math library
3343 AC_DEFUN([LT_LIB_M],
3344 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3345 LIBM=
3346 case $host in
3347 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3348   # These system don't have libm, or don't need it
3349   ;;
3350 *-ncr-sysv4.3*)
3351   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
3352   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3353   ;;
3354 *)
3355   AC_CHECK_LIB(m, cos, LIBM="-lm")
3356   ;;
3357 esac
3358 AC_SUBST([LIBM])
3359 ])# LT_LIB_M
3360
3361 # Old name:
3362 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3363 dnl aclocal-1.4 backwards compatibility:
3364 dnl AC_DEFUN([AC_CHECK_LIBM], [])
3365
3366
3367 # _LT_COMPILER_NO_RTTI([TAGNAME])
3368 # -------------------------------
3369 m4_defun([_LT_COMPILER_NO_RTTI],
3370 [m4_require([_LT_TAG_COMPILER])dnl
3371
3372 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3373
3374 if test "$GCC" = yes; then
3375   case $cc_basename in
3376   nvcc*)
3377     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3378   *)
3379     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3380   esac
3381
3382   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3383     lt_cv_prog_compiler_rtti_exceptions,
3384     [-fno-rtti -fno-exceptions], [],
3385     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3386 fi
3387 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3388         [Compiler flag to turn off builtin functions])
3389 ])# _LT_COMPILER_NO_RTTI
3390
3391
3392 # _LT_CMD_GLOBAL_SYMBOLS
3393 # ----------------------
3394 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3395 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3396 AC_REQUIRE([AC_PROG_CC])dnl
3397 AC_REQUIRE([AC_PROG_AWK])dnl
3398 AC_REQUIRE([LT_PATH_NM])dnl
3399 AC_REQUIRE([LT_PATH_LD])dnl
3400 m4_require([_LT_DECL_SED])dnl
3401 m4_require([_LT_DECL_EGREP])dnl
3402 m4_require([_LT_TAG_COMPILER])dnl
3403
3404 # Check for command to grab the raw symbol name followed by C symbol from nm.
3405 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3406 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3407 [
3408 # These are sane defaults that work on at least a few old systems.
3409 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3410
3411 # Character class describing NM global symbol codes.
3412 symcode='[[BCDEGRST]]'
3413
3414 # Regexp to match symbols that can be accessed directly from C.
3415 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3416
3417 # Define system-specific variables.
3418 case $host_os in
3419 aix*)
3420   symcode='[[BCDT]]'
3421   ;;
3422 cygwin* | mingw* | pw32* | cegcc*)
3423   symcode='[[ABCDGISTW]]'
3424   ;;
3425 hpux*)
3426   if test "$host_cpu" = ia64; then
3427     symcode='[[ABCDEGRST]]'
3428   fi
3429   ;;
3430 irix* | nonstopux*)
3431   symcode='[[BCDEGRST]]'
3432   ;;
3433 osf*)
3434   symcode='[[BCDEGQRST]]'
3435   ;;
3436 solaris*)
3437   symcode='[[BCDRT]]'
3438   ;;
3439 sco3.2v5*)
3440   symcode='[[DT]]'
3441   ;;
3442 sysv4.2uw2*)
3443   symcode='[[DT]]'
3444   ;;
3445 sysv5* | sco5v6* | unixware* | OpenUNIX*)
3446   symcode='[[ABDT]]'
3447   ;;
3448 sysv4)
3449   symcode='[[DFNSTU]]'
3450   ;;
3451 esac
3452
3453 # If we're using GNU nm, then use its standard symbol codes.
3454 case `$NM -V 2>&1` in
3455 *GNU* | *'with BFD'*)
3456   symcode='[[ABCDGIRSTW]]' ;;
3457 esac
3458
3459 # Transform an extracted symbol line into a proper C declaration.
3460 # Some systems (esp. on ia64) link data and code symbols differently,
3461 # so use this general approach.
3462 lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
3463
3464 # Transform an extracted symbol line into symbol name and symbol address
3465 lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
3466 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
3467
3468 # Handle CRLF in mingw tool chain
3469 opt_cr=
3470 case $build_os in
3471 mingw*)
3472   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
3473   ;;
3474 esac
3475
3476 # Try without a prefix underscore, then with it.
3477 for ac_symprfx in "" "_"; do
3478
3479   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3480   symxfrm="\\1 $ac_symprfx\\2 \\2"
3481
3482   # Write the raw and C identifiers.
3483   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3484     # Fake it for dumpbin and say T for any non-static function
3485     # and D for any global variable.
3486     # Also find C++ and __fastcall symbols from MSVC++,
3487     # which start with @ or ?.
3488     lt_cv_sys_global_symbol_pipe="$AWK ['"\
3489 "     {last_section=section; section=\$ 3};"\
3490 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
3491 "     \$ 0!~/External *\|/{next};"\
3492 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
3493 "     {if(hide[section]) next};"\
3494 "     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
3495 "     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
3496 "     s[1]~/^[@?]/{print s[1], s[1]; next};"\
3497 "     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
3498 "     ' prfx=^$ac_symprfx]"
3499   else
3500     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[     ]]\($symcode$symcode*\)[[       ]][[    ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3501   fi
3502
3503   # Check to see that the pipe works correctly.
3504   pipe_works=no
3505
3506   rm -f conftest*
3507   cat > conftest.$ac_ext <<_LT_EOF
3508 #ifdef __cplusplus
3509 extern "C" {
3510 #endif
3511 char nm_test_var;
3512 void nm_test_func(void);
3513 void nm_test_func(void){}
3514 #ifdef __cplusplus
3515 }
3516 #endif
3517 int main(){nm_test_var='a';nm_test_func();return(0);}
3518 _LT_EOF
3519
3520   if AC_TRY_EVAL(ac_compile); then
3521     # Now try to grab the symbols.
3522     nlist=conftest.nm
3523     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
3524       # Try sorting and uniquifying the output.
3525       if sort "$nlist" | uniq > "$nlist"T; then
3526         mv -f "$nlist"T "$nlist"
3527       else
3528         rm -f "$nlist"T
3529       fi
3530
3531       # Make sure that we snagged all the symbols we need.
3532       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3533         if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3534           cat <<_LT_EOF > conftest.$ac_ext
3535 #ifdef __cplusplus
3536 extern "C" {
3537 #endif
3538
3539 _LT_EOF
3540           # Now generate the symbol file.
3541           eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
3542
3543           cat <<_LT_EOF >> conftest.$ac_ext
3544
3545 /* The mapping between symbol names and symbols.  */
3546 const struct {
3547   const char *name;
3548   void       *address;
3549 }
3550 lt__PROGRAM__LTX_preloaded_symbols[[]] =
3551 {
3552   { "@PROGRAM@", (void *) 0 },
3553 _LT_EOF
3554           $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
3555           cat <<\_LT_EOF >> conftest.$ac_ext
3556   {0, (void *) 0}
3557 };
3558
3559 /* This works around a problem in FreeBSD linker */
3560 #ifdef FREEBSD_WORKAROUND
3561 static const void *lt_preloaded_setup() {
3562   return lt__PROGRAM__LTX_preloaded_symbols;
3563 }
3564 #endif
3565
3566 #ifdef __cplusplus
3567 }
3568 #endif
3569 _LT_EOF
3570           # Now try linking the two files.
3571           mv conftest.$ac_objext conftstm.$ac_objext
3572           lt_save_LIBS="$LIBS"
3573           lt_save_CFLAGS="$CFLAGS"
3574           LIBS="conftstm.$ac_objext"
3575           CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3576           if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
3577             pipe_works=yes
3578           fi
3579           LIBS="$lt_save_LIBS"
3580           CFLAGS="$lt_save_CFLAGS"
3581         else
3582           echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3583         fi
3584       else
3585         echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3586       fi
3587     else
3588       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3589     fi
3590   else
3591     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3592     cat conftest.$ac_ext >&5
3593   fi
3594   rm -rf conftest* conftst*
3595
3596   # Do not use the global_symbol_pipe unless it works.
3597   if test "$pipe_works" = yes; then
3598     break
3599   else
3600     lt_cv_sys_global_symbol_pipe=
3601   fi
3602 done
3603 ])
3604 if test -z "$lt_cv_sys_global_symbol_pipe"; then
3605   lt_cv_sys_global_symbol_to_cdecl=
3606 fi
3607 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3608   AC_MSG_RESULT(failed)
3609 else
3610   AC_MSG_RESULT(ok)
3611 fi
3612
3613 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3614     [Take the output of nm and produce a listing of raw symbols and C names])
3615 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3616     [Transform the output of nm in a proper C declaration])
3617 _LT_DECL([global_symbol_to_c_name_address],
3618     [lt_cv_sys_global_symbol_to_c_name_address], [1],
3619     [Transform the output of nm in a C name address pair])
3620 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3621     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3622     [Transform the output of nm in a C name address pair when lib prefix is needed])
3623 ]) # _LT_CMD_GLOBAL_SYMBOLS
3624
3625
3626 # _LT_COMPILER_PIC([TAGNAME])
3627 # ---------------------------
3628 m4_defun([_LT_COMPILER_PIC],
3629 [m4_require([_LT_TAG_COMPILER])dnl
3630 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
3631 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3632 _LT_TAGVAR(lt_prog_compiler_static, $1)=
3633
3634 AC_MSG_CHECKING([for $compiler option to produce PIC])
3635 m4_if([$1], [CXX], [
3636   # C++ specific cases for pic, static, wl, etc.
3637   if test "$GXX" = yes; then
3638     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3639     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3640
3641     case $host_os in
3642     aix*)
3643       # All AIX code is PIC.
3644       if test "$host_cpu" = ia64; then
3645         # AIX 5 now supports IA64 processor
3646         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3647       fi
3648       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3649       ;;
3650
3651     amigaos*)
3652       case $host_cpu in
3653       powerpc)
3654             # see comment about AmigaOS4 .so support
3655             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3656         ;;
3657       m68k)
3658             # FIXME: we need at least 68020 code to build shared libraries, but
3659             # adding the `-m68020' flag to GCC prevents building anything better,
3660             # like `-m68040'.
3661             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3662         ;;
3663       esac
3664       ;;
3665
3666     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3667       # PIC is the default for these OSes.
3668       ;;
3669     mingw* | cygwin* | os2* | pw32* | cegcc*)
3670       # This hack is so that the source file can tell whether it is being
3671       # built for inclusion in a dll (and should export symbols for example).
3672       # Although the cygwin gcc ignores -fPIC, still need this for old-style
3673       # (--disable-auto-import) libraries
3674       m4_if([$1], [GCJ], [],
3675         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3676       ;;
3677     darwin* | rhapsody*)
3678       # PIC is the default on this platform
3679       # Common symbols not allowed in MH_DYLIB files
3680       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3681       ;;
3682     *djgpp*)
3683       # DJGPP does not support shared libraries at all
3684       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3685       ;;
3686     haiku*)
3687       # PIC is the default for Haiku.
3688       # The "-static" flag exists, but is broken.
3689       _LT_TAGVAR(lt_prog_compiler_static, $1)=
3690       ;;
3691     interix[[3-9]]*)
3692       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3693       # Instead, we relocate shared libraries at runtime.
3694       ;;
3695     sysv4*MP*)
3696       if test -d /usr/nec; then
3697         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3698       fi
3699       ;;
3700     hpux*)
3701       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3702       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3703       # sets the default TLS model and affects inlining.
3704       case $host_cpu in
3705       hppa*64*)
3706         ;;
3707       *)
3708         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3709         ;;
3710       esac
3711       ;;
3712     *qnx* | *nto*)
3713       # QNX uses GNU C++, but need to define -shared option too, otherwise
3714       # it will coredump.
3715       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3716       ;;
3717     *)
3718       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3719       ;;
3720     esac
3721   else
3722     case $host_os in
3723       aix[[4-9]]*)
3724         # All AIX code is PIC.
3725         if test "$host_cpu" = ia64; then
3726           # AIX 5 now supports IA64 processor
3727           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3728         else
3729           _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3730         fi
3731         ;;
3732       chorus*)
3733         case $cc_basename in
3734         cxch68*)
3735           # Green Hills C++ Compiler
3736           # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
3737           ;;
3738         esac
3739         ;;
3740       dgux*)
3741         case $cc_basename in
3742           ec++*)
3743             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3744             ;;
3745           ghcx*)
3746             # Green Hills C++ Compiler
3747             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3748             ;;
3749           *)
3750             ;;
3751         esac
3752         ;;
3753       freebsd* | dragonfly*)
3754         # FreeBSD uses GNU C++
3755         ;;
3756       hpux9* | hpux10* | hpux11*)
3757         case $cc_basename in
3758           CC*)
3759             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3760             _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3761             if test "$host_cpu" != ia64; then
3762               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3763             fi
3764             ;;
3765           aCC*)
3766             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3767             _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3768             case $host_cpu in
3769             hppa*64*|ia64*)
3770               # +Z the default
3771               ;;
3772             *)
3773               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3774               ;;
3775             esac
3776             ;;
3777           *)
3778             ;;
3779         esac
3780         ;;
3781       interix*)
3782         # This is c89, which is MS Visual C++ (no shared libs)
3783         # Anyone wants to do a port?
3784         ;;
3785       irix5* | irix6* | nonstopux*)
3786         case $cc_basename in
3787           CC*)
3788             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3789             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3790             # CC pic flag -KPIC is the default.
3791             ;;
3792           *)
3793             ;;
3794         esac
3795         ;;
3796       linux* | k*bsd*-gnu | kopensolaris*-gnu)
3797         case $cc_basename in
3798           KCC*)
3799             # KAI C++ Compiler
3800             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3801             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3802             ;;
3803           ecpc* )
3804             # old Intel C++ for x86_64 which still supported -KPIC.
3805             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3806             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3807             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3808             ;;
3809           icpc* )
3810             # Intel C++, used to be incompatible with GCC.
3811             # ICC 10 doesn't accept -KPIC any more.
3812             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3813             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3814             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3815             ;;
3816           pgCC* | pgcpp*)
3817             # Portland Group C++ compiler
3818             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3819             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
3820             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3821             ;;
3822           cxx*)
3823             # Compaq C++
3824             # Make sure the PIC flag is empty.  It appears that all Alpha
3825             # Linux and Compaq Tru64 Unix objects are PIC.
3826             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3827             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3828             ;;
3829           xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
3830             # IBM XL 8.0, 9.0 on PPC and BlueGene
3831             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3832             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
3833             _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
3834             ;;
3835           *)
3836             case `$CC -V 2>&1 | sed 5q` in
3837             *Sun\ C*)
3838               # Sun C++ 5.9
3839               _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3840               _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3841               _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3842               ;;
3843             esac
3844             ;;
3845         esac
3846         ;;
3847       lynxos*)
3848         ;;
3849       m88k*)
3850         ;;
3851       mvs*)
3852         case $cc_basename in
3853           cxx*)
3854             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
3855             ;;
3856           *)
3857             ;;
3858         esac
3859         ;;
3860       netbsd*)
3861         ;;
3862       *qnx* | *nto*)
3863         # QNX uses GNU C++, but need to define -shared option too, otherwise
3864         # it will coredump.
3865         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3866         ;;
3867       osf3* | osf4* | osf5*)
3868         case $cc_basename in
3869           KCC*)
3870             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3871             ;;
3872           RCC*)
3873             # Rational C++ 2.4.1
3874             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3875             ;;
3876           cxx*)
3877             # Digital/Compaq C++
3878             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3879             # Make sure the PIC flag is empty.  It appears that all Alpha
3880             # Linux and Compaq Tru64 Unix objects are PIC.
3881             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3882             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3883             ;;
3884           *)
3885             ;;
3886         esac
3887         ;;
3888       psos*)
3889         ;;
3890       solaris*)
3891         case $cc_basename in
3892           CC*)
3893             # Sun C++ 4.2, 5.x and Centerline C++
3894             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3895             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3896             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3897             ;;
3898           gcx*)
3899             # Green Hills C++ Compiler
3900             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
3901             ;;
3902           *)
3903             ;;
3904         esac
3905         ;;
3906       sunos4*)
3907         case $cc_basename in
3908           CC*)
3909             # Sun C++ 4.x
3910             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3911             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3912             ;;
3913           lcc*)
3914             # Lucid
3915             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3916             ;;
3917           *)
3918             ;;
3919         esac
3920         ;;
3921       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
3922         case $cc_basename in
3923           CC*)
3924             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3925             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3926             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3927             ;;
3928         esac
3929         ;;
3930       tandem*)
3931         case $cc_basename in
3932           NCC*)
3933             # NonStop-UX NCC 3.20
3934             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3935             ;;
3936           *)
3937             ;;
3938         esac
3939         ;;
3940       vxworks*)
3941         ;;
3942       *)
3943         _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3944         ;;
3945     esac
3946   fi
3947 ],
3948 [
3949   if test "$GCC" = yes; then
3950     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3951     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3952
3953     case $host_os in
3954       aix*)
3955       # All AIX code is PIC.
3956       if test "$host_cpu" = ia64; then
3957         # AIX 5 now supports IA64 processor
3958         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3959       fi
3960       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3961       ;;
3962
3963     amigaos*)
3964       case $host_cpu in
3965       powerpc)
3966             # see comment about AmigaOS4 .so support
3967             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3968         ;;
3969       m68k)
3970             # FIXME: we need at least 68020 code to build shared libraries, but
3971             # adding the `-m68020' flag to GCC prevents building anything better,
3972             # like `-m68040'.
3973             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3974         ;;
3975       esac
3976       ;;
3977
3978     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3979       # PIC is the default for these OSes.
3980       ;;
3981
3982     mingw* | cygwin* | pw32* | os2* | cegcc*)
3983       # This hack is so that the source file can tell whether it is being
3984       # built for inclusion in a dll (and should export symbols for example).
3985       # Although the cygwin gcc ignores -fPIC, still need this for old-style
3986       # (--disable-auto-import) libraries
3987       m4_if([$1], [GCJ], [],
3988         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3989       ;;
3990
3991     darwin* | rhapsody*)
3992       # PIC is the default on this platform
3993       # Common symbols not allowed in MH_DYLIB files
3994       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3995       ;;
3996
3997     haiku*)
3998       # PIC is the default for Haiku.
3999       # The "-static" flag exists, but is broken.
4000       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4001       ;;
4002
4003     hpux*)
4004       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4005       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4006       # sets the default TLS model and affects inlining.
4007       case $host_cpu in
4008       hppa*64*)
4009         # +Z the default
4010         ;;
4011       *)
4012         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4013         ;;
4014       esac
4015       ;;
4016
4017     interix[[3-9]]*)
4018       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4019       # Instead, we relocate shared libraries at runtime.
4020       ;;
4021
4022     msdosdjgpp*)
4023       # Just because we use GCC doesn't mean we suddenly get shared libraries
4024       # on systems that don't support them.
4025       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4026       enable_shared=no
4027       ;;
4028
4029     *nto* | *qnx*)
4030       # QNX uses GNU C++, but need to define -shared option too, otherwise
4031       # it will coredump.
4032       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4033       ;;
4034
4035     sysv4*MP*)
4036       if test -d /usr/nec; then
4037         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4038       fi
4039       ;;
4040
4041     *)
4042       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4043       ;;
4044     esac
4045
4046     case $cc_basename in
4047     nvcc*) # Cuda Compiler Driver 2.2
4048       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
4049       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Xcompiler -fPIC'
4050       ;;
4051     esac
4052   else
4053     # PORTME Check for flag to pass linker flags through the system compiler.
4054     case $host_os in
4055     aix*)
4056       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4057       if test "$host_cpu" = ia64; then
4058         # AIX 5 now supports IA64 processor
4059         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4060       else
4061         _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4062       fi
4063       ;;
4064
4065     mingw* | cygwin* | pw32* | os2* | cegcc*)
4066       # This hack is so that the source file can tell whether it is being
4067       # built for inclusion in a dll (and should export symbols for example).
4068       m4_if([$1], [GCJ], [],
4069         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4070       ;;
4071
4072     hpux9* | hpux10* | hpux11*)
4073       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4074       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4075       # not for PA HP-UX.
4076       case $host_cpu in
4077       hppa*64*|ia64*)
4078         # +Z the default
4079         ;;
4080       *)
4081         _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4082         ;;
4083       esac
4084       # Is there a better lt_prog_compiler_static that works with the bundled CC?
4085       _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4086       ;;
4087
4088     irix5* | irix6* | nonstopux*)
4089       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4090       # PIC (with -KPIC) is the default.
4091       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4092       ;;
4093
4094     linux* | k*bsd*-gnu | kopensolaris*-gnu)
4095       case $cc_basename in
4096       # old Intel for x86_64 which still supported -KPIC.
4097       ecc*)
4098         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4099         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4100         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4101         ;;
4102       # icc used to be incompatible with GCC.
4103       # ICC 10 doesn't accept -KPIC any more.
4104       icc* | ifort*)
4105         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4106         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4107         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4108         ;;
4109       # Lahey Fortran 8.1.
4110       lf95*)
4111         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4112         _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4113         _LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4114         ;;
4115       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4116         # Portland Group compilers (*not* the Pentium gcc compiler,
4117         # which looks to be a dead project)
4118         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4119         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4120         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4121         ;;
4122       ccc*)
4123         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4124         # All Alpha code is PIC.
4125         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4126         ;;
4127       xl* | bgxl* | bgf* | mpixl*)
4128         # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4129         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4130         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4131         _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4132         ;;
4133       *)
4134         case `$CC -V 2>&1 | sed 5q` in
4135         *Sun\ F* | *Sun*Fortran*)
4136           # Sun Fortran 8.3 passes all unrecognized flags to the linker
4137           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4138           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4139           _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4140           ;;
4141         *Sun\ C*)
4142           # Sun C 5.9
4143           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4144           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4145           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4146           ;;
4147         esac
4148         ;;
4149       esac
4150       ;;
4151
4152     newsos6)
4153       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4154       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4155       ;;
4156
4157     *nto* | *qnx*)
4158       # QNX uses GNU C++, but need to define -shared option too, otherwise
4159       # it will coredump.
4160       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4161       ;;
4162
4163     osf3* | osf4* | osf5*)
4164       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4165       # All OSF/1 code is PIC.
4166       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4167       ;;
4168
4169     rdos*)
4170       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4171       ;;
4172
4173     solaris*)
4174       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4175       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4176       case $cc_basename in
4177       f77* | f90* | f95*)
4178         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4179       *)
4180         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4181       esac
4182       ;;
4183
4184     sunos4*)
4185       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4186       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4187       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4188       ;;
4189
4190     sysv4 | sysv4.2uw2* | sysv4.3*)
4191       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4192       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4193       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4194       ;;
4195
4196     sysv4*MP*)
4197       if test -d /usr/nec ;then
4198         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4199         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4200       fi
4201       ;;
4202
4203     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4204       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4205       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4206       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4207       ;;
4208
4209     unicos*)
4210       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4211       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4212       ;;
4213
4214     uts4*)
4215       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4216       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4217       ;;
4218
4219     *)
4220       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4221       ;;
4222     esac
4223   fi
4224 ])
4225 case $host_os in
4226   # For platforms which do not support PIC, -DPIC is meaningless:
4227   *djgpp*)
4228     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4229     ;;
4230   *)
4231     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4232     ;;
4233 esac
4234 AC_MSG_RESULT([$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4235 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4236         [How to pass a linker flag through the compiler])
4237
4238 #
4239 # Check to make sure the PIC flag actually works.
4240 #
4241 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4242   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4243     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4244     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4245     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4246      "" | " "*) ;;
4247      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4248      esac],
4249     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4250      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4251 fi
4252 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4253         [Additional compiler flags for building library objects])
4254
4255 #
4256 # Check to make sure the static flag actually works.
4257 #
4258 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4259 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4260   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4261   $lt_tmp_static_flag,
4262   [],
4263   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4264 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4265         [Compiler flag to prevent dynamic linking])
4266 ])# _LT_COMPILER_PIC
4267
4268
4269 # _LT_LINKER_SHLIBS([TAGNAME])
4270 # ----------------------------
4271 # See if the linker supports building shared libraries.
4272 m4_defun([_LT_LINKER_SHLIBS],
4273 [AC_REQUIRE([LT_PATH_LD])dnl
4274 AC_REQUIRE([LT_PATH_NM])dnl
4275 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4276 m4_require([_LT_DECL_EGREP])dnl
4277 m4_require([_LT_DECL_SED])dnl
4278 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4279 m4_require([_LT_TAG_COMPILER])dnl
4280 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4281 m4_if([$1], [CXX], [
4282   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4283   case $host_os in
4284   aix[[4-9]]*)
4285     # If we're using GNU nm, then we don't want the "-C" option.
4286     # -C means demangle to AIX nm, but means don't demangle with GNU nm
4287     # Also, AIX nm treats weak defined symbols like other global defined
4288     # symbols, whereas GNU nm marks them as "W".
4289     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4290       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4291     else
4292       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4293     fi
4294     ;;
4295   pw32*)
4296     _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
4297   ;;
4298   cygwin* | mingw* | cegcc*)
4299     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;/^.*[[ ]]__nm__/s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4300   ;;
4301   *)
4302     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4303   ;;
4304   esac
4305   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4306 ], [
4307   runpath_var=
4308   _LT_TAGVAR(allow_undefined_flag, $1)=
4309   _LT_TAGVAR(always_export_symbols, $1)=no
4310   _LT_TAGVAR(archive_cmds, $1)=
4311   _LT_TAGVAR(archive_expsym_cmds, $1)=
4312   _LT_TAGVAR(compiler_needs_object, $1)=no
4313   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4314   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4315   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4316   _LT_TAGVAR(hardcode_automatic, $1)=no
4317   _LT_TAGVAR(hardcode_direct, $1)=no
4318   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4319   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4320   _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
4321   _LT_TAGVAR(hardcode_libdir_separator, $1)=
4322   _LT_TAGVAR(hardcode_minus_L, $1)=no
4323   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4324   _LT_TAGVAR(inherit_rpath, $1)=no
4325   _LT_TAGVAR(link_all_deplibs, $1)=unknown
4326   _LT_TAGVAR(module_cmds, $1)=
4327   _LT_TAGVAR(module_expsym_cmds, $1)=
4328   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4329   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4330   _LT_TAGVAR(thread_safe_flag_spec, $1)=
4331   _LT_TAGVAR(whole_archive_flag_spec, $1)=
4332   # include_expsyms should be a list of space-separated symbols to be *always*
4333   # included in the symbol list
4334   _LT_TAGVAR(include_expsyms, $1)=
4335   # exclude_expsyms can be an extended regexp of symbols to exclude
4336   # it will be wrapped by ` (' and `)$', so one must not match beginning or
4337   # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
4338   # as well as any symbol that contains `d'.
4339   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4340   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4341   # platforms (ab)use it in PIC code, but their linkers get confused if
4342   # the symbol is explicitly referenced.  Since portable code cannot
4343   # rely on this symbol name, it's probably fine to never include it in
4344   # preloaded symbol tables.
4345   # Exclude shared library initialization/finalization symbols.
4346 dnl Note also adjust exclude_expsyms for C++ above.
4347   extract_expsyms_cmds=
4348
4349   case $host_os in
4350   cygwin* | mingw* | pw32* | cegcc*)
4351     # FIXME: the MSVC++ port hasn't been tested in a loooong time
4352     # When not using gcc, we currently assume that we are using
4353     # Microsoft Visual C++.
4354     if test "$GCC" != yes; then
4355       with_gnu_ld=no
4356     fi
4357     ;;
4358   interix*)
4359     # we just hope/assume this is gcc and not c89 (= MSVC++)
4360     with_gnu_ld=yes
4361     ;;
4362   openbsd*)
4363     with_gnu_ld=no
4364     ;;
4365   esac
4366
4367   _LT_TAGVAR(ld_shlibs, $1)=yes
4368
4369   # On some targets, GNU ld is compatible enough with the native linker
4370   # that we're better off using the native interface for both.
4371   lt_use_gnu_ld_interface=no
4372   if test "$with_gnu_ld" = yes; then
4373     case $host_os in
4374       aix*)
4375         # The AIX port of GNU ld has always aspired to compatibility
4376         # with the native linker.  However, as the warning in the GNU ld
4377         # block says, versions before 2.19.5* couldn't really create working
4378         # shared libraries, regardless of the interface used.
4379         case `$LD -v 2>&1` in
4380           *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
4381           *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
4382           *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
4383           *)
4384             lt_use_gnu_ld_interface=yes
4385             ;;
4386         esac
4387         ;;
4388       *)
4389         lt_use_gnu_ld_interface=yes
4390         ;;
4391     esac
4392   fi
4393
4394   if test "$lt_use_gnu_ld_interface" = yes; then
4395     # If archive_cmds runs LD, not CC, wlarc should be empty
4396     wlarc='${wl}'
4397
4398     # Set some defaults for GNU ld with shared library support. These
4399     # are reset later if shared libraries are not supported. Putting them
4400     # here allows them to be overridden if necessary.
4401     runpath_var=LD_RUN_PATH
4402     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4403     _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
4404     # ancient GNU ld didn't support --whole-archive et. al.
4405     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
4406       _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
4407     else
4408       _LT_TAGVAR(whole_archive_flag_spec, $1)=
4409     fi
4410     supports_anon_versioning=no
4411     case `$LD -v 2>&1` in
4412       *GNU\ gold*) supports_anon_versioning=yes ;;
4413       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
4414       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
4415       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
4416       *\ 2.11.*) ;; # other 2.11 versions
4417       *) supports_anon_versioning=yes ;;
4418     esac
4419
4420     # See if GNU ld supports shared libraries.
4421     case $host_os in
4422     aix[[3-9]]*)
4423       # On AIX/PPC, the GNU linker is very broken
4424       if test "$host_cpu" != ia64; then
4425         _LT_TAGVAR(ld_shlibs, $1)=no
4426         cat <<_LT_EOF 1>&2
4427
4428 *** Warning: the GNU linker, at least up to release 2.19, is reported
4429 *** to be unable to reliably create shared libraries on AIX.
4430 *** Therefore, libtool is disabling shared libraries support.  If you
4431 *** really care for shared libraries, you may want to install binutils
4432 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
4433 *** You will then need to restart the configuration process.
4434
4435 _LT_EOF
4436       fi
4437       ;;
4438
4439     amigaos*)
4440       case $host_cpu in
4441       powerpc)
4442             # see comment about AmigaOS4 .so support
4443             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4444             _LT_TAGVAR(archive_expsym_cmds, $1)=''
4445         ;;
4446       m68k)
4447             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4448             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4449             _LT_TAGVAR(hardcode_minus_L, $1)=yes
4450         ;;
4451       esac
4452       ;;
4453
4454     beos*)
4455       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4456         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4457         # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
4458         # support --undefined.  This deserves some investigation.  FIXME
4459         _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4460       else
4461         _LT_TAGVAR(ld_shlibs, $1)=no
4462       fi
4463       ;;
4464
4465     cygwin* | mingw* | pw32* | cegcc*)
4466       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
4467       # as there is no search path for DLLs.
4468       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4469       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
4470       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4471       _LT_TAGVAR(always_export_symbols, $1)=no
4472       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4473       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
4474
4475       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
4476         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4477         # If the export-symbols file already is a .def file (1st line
4478         # is EXPORTS), use it as is; otherwise, prepend...
4479         _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
4480           cp $export_symbols $output_objdir/$soname.def;
4481         else
4482           echo EXPORTS > $output_objdir/$soname.def;
4483           cat $export_symbols >> $output_objdir/$soname.def;
4484         fi~
4485         $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4486       else
4487         _LT_TAGVAR(ld_shlibs, $1)=no
4488       fi
4489       ;;
4490
4491     haiku*)
4492       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4493       _LT_TAGVAR(link_all_deplibs, $1)=yes
4494       ;;
4495
4496     interix[[3-9]]*)
4497       _LT_TAGVAR(hardcode_direct, $1)=no
4498       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4499       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4500       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4501       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
4502       # Instead, shared libraries are loaded at an image base (0x10000000 by
4503       # default) and relocated if they conflict, which is a slow very memory
4504       # consuming and fragmenting process.  To avoid this, we pick a random,
4505       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
4506       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
4507       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4508       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4509       ;;
4510
4511     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi)
4512       tmp_diet=no
4513       if test "$host_os" = linux-dietlibc; then
4514         case $cc_basename in
4515           diet\ *) tmp_diet=yes;;       # linux-dietlibc with static linking (!diet-dyn)
4516         esac
4517       fi
4518       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
4519          && test "$tmp_diet" = no
4520       then
4521         tmp_addflag=' $pic_flag'
4522         tmp_sharedflag='-shared'
4523         case $cc_basename,$host_cpu in
4524         pgcc*)                          # Portland Group C compiler
4525           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4526           tmp_addflag=' $pic_flag'
4527           ;;
4528         pgf77* | pgf90* | pgf95* | pgfortran*)
4529                                         # Portland Group f77 and f90 compilers
4530           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4531           tmp_addflag=' $pic_flag -Mnomain' ;;
4532         ecc*,ia64* | icc*,ia64*)        # Intel C compiler on ia64
4533           tmp_addflag=' -i_dynamic' ;;
4534         efc*,ia64* | ifort*,ia64*)      # Intel Fortran compiler on ia64
4535           tmp_addflag=' -i_dynamic -nofor_main' ;;
4536         ifc* | ifort*)                  # Intel Fortran compiler
4537           tmp_addflag=' -nofor_main' ;;
4538         lf95*)                          # Lahey Fortran 8.1
4539           _LT_TAGVAR(whole_archive_flag_spec, $1)=
4540           tmp_sharedflag='--shared' ;;
4541         xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
4542           tmp_sharedflag='-qmkshrobj'
4543           tmp_addflag= ;;
4544         nvcc*)  # Cuda Compiler Driver 2.2
4545           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4546           _LT_TAGVAR(compiler_needs_object, $1)=yes
4547           ;;
4548         esac
4549         case `$CC -V 2>&1 | sed 5q` in
4550         *Sun\ C*)                       # Sun C 5.9
4551           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4552           _LT_TAGVAR(compiler_needs_object, $1)=yes
4553           tmp_sharedflag='-G' ;;
4554         *Sun\ F*)                       # Sun Fortran 8.3
4555           tmp_sharedflag='-G' ;;
4556         esac
4557         _LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4558
4559         if test "x$supports_anon_versioning" = xyes; then
4560           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4561             cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4562             echo "local: *; };" >> $output_objdir/$libname.ver~
4563             $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
4564         fi
4565
4566         case $cc_basename in
4567         xlf* | bgf* | bgxlf* | mpixlf*)
4568           # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
4569           _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
4570           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4571           _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
4572           _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $compiler_flags -soname $soname -o $lib'
4573           if test "x$supports_anon_versioning" = xyes; then
4574             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4575               cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4576               echo "local: *; };" >> $output_objdir/$libname.ver~
4577               $LD -shared $libobjs $deplibs $compiler_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
4578           fi
4579           ;;
4580         esac
4581       else
4582         _LT_TAGVAR(ld_shlibs, $1)=no
4583       fi
4584       ;;
4585
4586     netbsd*)
4587       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4588         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
4589         wlarc=
4590       else
4591         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4592         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4593       fi
4594       ;;
4595
4596     solaris*)
4597       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
4598         _LT_TAGVAR(ld_shlibs, $1)=no
4599         cat <<_LT_EOF 1>&2
4600
4601 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
4602 *** create shared libraries on Solaris systems.  Therefore, libtool
4603 *** is disabling shared libraries support.  We urge you to upgrade GNU
4604 *** binutils to release 2.9.1 or newer.  Another option is to modify
4605 *** your PATH or compiler configuration so that the native linker is
4606 *** used, and then restart.
4607
4608 _LT_EOF
4609       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4610         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4611         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4612       else
4613         _LT_TAGVAR(ld_shlibs, $1)=no
4614       fi
4615       ;;
4616
4617     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
4618       case `$LD -v 2>&1` in
4619         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
4620         _LT_TAGVAR(ld_shlibs, $1)=no
4621         cat <<_LT_EOF 1>&2
4622
4623 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
4624 *** reliably create shared libraries on SCO systems.  Therefore, libtool
4625 *** is disabling shared libraries support.  We urge you to upgrade GNU
4626 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
4627 *** your PATH or compiler configuration so that the native linker is
4628 *** used, and then restart.
4629
4630 _LT_EOF
4631         ;;
4632         *)
4633           # For security reasons, it is highly recommended that you always
4634           # use absolute paths for naming shared libraries, and exclude the
4635           # DT_RUNPATH tag from executables and libraries.  But doing so
4636           # requires that you compile everything twice, which is a pain.
4637           if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4638             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4639             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4640             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4641           else
4642             _LT_TAGVAR(ld_shlibs, $1)=no
4643           fi
4644         ;;
4645       esac
4646       ;;
4647
4648     sunos4*)
4649       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4650       wlarc=
4651       _LT_TAGVAR(hardcode_direct, $1)=yes
4652       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4653       ;;
4654
4655     *)
4656       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4657         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4658         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4659       else
4660         _LT_TAGVAR(ld_shlibs, $1)=no
4661       fi
4662       ;;
4663     esac
4664
4665     if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
4666       runpath_var=
4667       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4668       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4669       _LT_TAGVAR(whole_archive_flag_spec, $1)=
4670     fi
4671   else
4672     # PORTME fill in a description of your system's linker (not GNU ld)
4673     case $host_os in
4674     aix3*)
4675       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4676       _LT_TAGVAR(always_export_symbols, $1)=yes
4677       _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
4678       # Note: this linker hardcodes the directories in LIBPATH if there
4679       # are no directories specified by -L.
4680       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4681       if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
4682         # Neither direct hardcoding nor static linking is supported with a
4683         # broken collect2.
4684         _LT_TAGVAR(hardcode_direct, $1)=unsupported
4685       fi
4686       ;;
4687
4688     aix[[4-9]]*)
4689       if test "$host_cpu" = ia64; then
4690         # On IA64, the linker does run time linking by default, so we don't
4691         # have to do anything special.
4692         aix_use_runtimelinking=no
4693         exp_sym_flag='-Bexport'
4694         no_entry_flag=""
4695       else
4696         # If we're using GNU nm, then we don't want the "-C" option.
4697         # -C means demangle to AIX nm, but means don't demangle with GNU nm
4698         # Also, AIX nm treats weak defined symbols like other global
4699         # defined symbols, whereas GNU nm marks them as "W".
4700         if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4701           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4702         else
4703           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4704         fi
4705         aix_use_runtimelinking=no
4706
4707         # Test if we are trying to use run time linking or normal
4708         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
4709         # need to do runtime linking.
4710         case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
4711           for ld_flag in $LDFLAGS; do
4712           if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
4713             aix_use_runtimelinking=yes
4714             break
4715           fi
4716           done
4717           ;;
4718         esac
4719
4720         exp_sym_flag='-bexport'
4721         no_entry_flag='-bnoentry'
4722       fi
4723
4724       # When large executables or shared objects are built, AIX ld can
4725       # have problems creating the table of contents.  If linking a library
4726       # or program results in "error TOC overflow" add -mminimal-toc to
4727       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
4728       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
4729
4730       _LT_TAGVAR(archive_cmds, $1)=''
4731       _LT_TAGVAR(hardcode_direct, $1)=yes
4732       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4733       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
4734       _LT_TAGVAR(link_all_deplibs, $1)=yes
4735       _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
4736
4737       if test "$GCC" = yes; then
4738         case $host_os in aix4.[[012]]|aix4.[[012]].*)
4739         # We only want to do this on AIX 4.2 and lower, the check
4740         # below for broken collect2 doesn't work under 4.3+
4741           collect2name=`${CC} -print-prog-name=collect2`
4742           if test -f "$collect2name" &&
4743            strings "$collect2name" | $GREP resolve_lib_name >/dev/null
4744           then
4745           # We have reworked collect2
4746           :
4747           else
4748           # We have old collect2
4749           _LT_TAGVAR(hardcode_direct, $1)=unsupported
4750           # It fails to find uninstalled libraries when the uninstalled
4751           # path is not listed in the libpath.  Setting hardcode_minus_L
4752           # to unsupported forces relinking
4753           _LT_TAGVAR(hardcode_minus_L, $1)=yes
4754           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4755           _LT_TAGVAR(hardcode_libdir_separator, $1)=
4756           fi
4757           ;;
4758         esac
4759         shared_flag='-shared'
4760         if test "$aix_use_runtimelinking" = yes; then
4761           shared_flag="$shared_flag "'${wl}-G'
4762         fi
4763       else
4764         # not using gcc
4765         if test "$host_cpu" = ia64; then
4766         # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
4767         # chokes on -Wl,-G. The following line is correct:
4768           shared_flag='-G'
4769         else
4770           if test "$aix_use_runtimelinking" = yes; then
4771             shared_flag='${wl}-G'
4772           else
4773             shared_flag='${wl}-bM:SRE'
4774           fi
4775         fi
4776       fi
4777
4778       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
4779       # It seems that -bexpall does not export symbols beginning with
4780       # underscore (_), so it is better to generate a list of symbols to export.
4781       _LT_TAGVAR(always_export_symbols, $1)=yes
4782       if test "$aix_use_runtimelinking" = yes; then
4783         # Warning - without using the other runtime loading flags (-brtl),
4784         # -berok will link without error, but may produce a broken library.
4785         _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
4786         # Determine the default libpath from the value encoded in an
4787         # empty executable.
4788         _LT_SYS_MODULE_PATH_AIX
4789         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4790         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
4791       else
4792         if test "$host_cpu" = ia64; then
4793           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
4794           _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
4795           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
4796         else
4797          # Determine the default libpath from the value encoded in an
4798          # empty executable.
4799          _LT_SYS_MODULE_PATH_AIX
4800          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4801           # Warning - without using the other run time loading flags,
4802           # -berok will link without error, but may produce a broken library.
4803           _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
4804           _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
4805           if test "$with_gnu_ld" = yes; then
4806             # We only use this code for GNU lds that support --whole-archive.
4807             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
4808           else
4809             # Exported symbols can be pulled into shared objects from archives
4810             _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
4811           fi
4812           _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
4813           # This is similar to how AIX traditionally builds its shared libraries.
4814           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
4815         fi
4816       fi
4817       ;;
4818
4819     amigaos*)
4820       case $host_cpu in
4821       powerpc)
4822             # see comment about AmigaOS4 .so support
4823             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4824             _LT_TAGVAR(archive_expsym_cmds, $1)=''
4825         ;;
4826       m68k)
4827             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4828             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4829             _LT_TAGVAR(hardcode_minus_L, $1)=yes
4830         ;;
4831       esac
4832       ;;
4833
4834     bsdi[[45]]*)
4835       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
4836       ;;
4837
4838     cygwin* | mingw* | pw32* | cegcc*)
4839       # When not using gcc, we currently assume that we are using
4840       # Microsoft Visual C++.
4841       # hardcode_libdir_flag_spec is actually meaningless, as there is
4842       # no search path for DLLs.
4843       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
4844       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4845       # Tell ltmain to make .lib files, not .a files.
4846       libext=lib
4847       # Tell ltmain to make .dll files, not .so files.
4848       shrext_cmds=".dll"
4849       # FIXME: Setting linknames here is a bad hack.
4850       _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
4851       # The linker will automatically build a .lib file if we build a DLL.
4852       _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
4853       # FIXME: Should let the user specify the lib program.
4854       _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
4855       _LT_TAGVAR(fix_srcfile_path, $1)='`cygpath -w "$srcfile"`'
4856       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4857       ;;
4858
4859     darwin* | rhapsody*)
4860       _LT_DARWIN_LINKER_FEATURES($1)
4861       ;;
4862
4863     dgux*)
4864       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4865       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4866       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4867       ;;
4868
4869     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
4870     # support.  Future versions do this automatically, but an explicit c++rt0.o
4871     # does not break anything, and helps significantly (at the cost of a little
4872     # extra space).
4873     freebsd2.2*)
4874       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
4875       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4876       _LT_TAGVAR(hardcode_direct, $1)=yes
4877       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4878       ;;
4879
4880     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
4881     freebsd2.*)
4882       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4883       _LT_TAGVAR(hardcode_direct, $1)=yes
4884       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4885       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4886       ;;
4887
4888     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
4889     freebsd* | dragonfly*)
4890       _LT_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
4891       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4892       _LT_TAGVAR(hardcode_direct, $1)=yes
4893       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4894       ;;
4895
4896     hpux9*)
4897       if test "$GCC" = yes; then
4898         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
4899       else
4900         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
4901       fi
4902       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4903       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4904       _LT_TAGVAR(hardcode_direct, $1)=yes
4905
4906       # hardcode_minus_L: Not really in the search PATH,
4907       # but as the default location of the library.
4908       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4909       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4910       ;;
4911
4912     hpux10*)
4913       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
4914         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4915       else
4916         _LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
4917       fi
4918       if test "$with_gnu_ld" = no; then
4919         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4920         _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
4921         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4922         _LT_TAGVAR(hardcode_direct, $1)=yes
4923         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4924         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4925         # hardcode_minus_L: Not really in the search PATH,
4926         # but as the default location of the library.
4927         _LT_TAGVAR(hardcode_minus_L, $1)=yes
4928       fi
4929       ;;
4930
4931     hpux11*)
4932       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
4933         case $host_cpu in
4934         hppa*64*)
4935           _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4936           ;;
4937         ia64*)
4938           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4939           ;;
4940         *)
4941           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4942           ;;
4943         esac
4944       else
4945         case $host_cpu in
4946         hppa*64*)
4947           _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4948           ;;
4949         ia64*)
4950           _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4951           ;;
4952         *)
4953         m4_if($1, [], [
4954           # Older versions of the 11.00 compiler do not understand -b yet
4955           # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
4956           _LT_LINKER_OPTION([if $CC understands -b],
4957             _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
4958             [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
4959             [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
4960           [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
4961           ;;
4962         esac
4963       fi
4964       if test "$with_gnu_ld" = no; then
4965         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4966         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4967
4968         case $host_cpu in
4969         hppa*64*|ia64*)
4970           _LT_TAGVAR(hardcode_direct, $1)=no
4971           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4972           ;;
4973         *)
4974           _LT_TAGVAR(hardcode_direct, $1)=yes
4975           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4976           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4977
4978           # hardcode_minus_L: Not really in the search PATH,
4979           # but as the default location of the library.
4980           _LT_TAGVAR(hardcode_minus_L, $1)=yes
4981           ;;
4982         esac
4983       fi
4984       ;;
4985
4986     irix5* | irix6* | nonstopux*)
4987       if test "$GCC" = yes; then
4988         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
4989         # Try to use the -exported_symbol ld option, if it does not
4990         # work, assume that -exports_file does not work either and
4991         # implicitly export all symbols.
4992         save_LDFLAGS="$LDFLAGS"
4993         LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
4994         AC_LINK_IFELSE([AC_LANG_SOURCE([int foo(void) {}])],
4995           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
4996         )
4997         LDFLAGS="$save_LDFLAGS"
4998       else
4999         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5000         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
5001       fi
5002       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5003       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5004       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5005       _LT_TAGVAR(inherit_rpath, $1)=yes
5006       _LT_TAGVAR(link_all_deplibs, $1)=yes
5007       ;;
5008
5009     netbsd*)
5010       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5011         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5012       else
5013         _LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5014       fi
5015       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5016       _LT_TAGVAR(hardcode_direct, $1)=yes
5017       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5018       ;;
5019
5020     newsos6)
5021       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5022       _LT_TAGVAR(hardcode_direct, $1)=yes
5023       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5024       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5025       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5026       ;;
5027
5028     *nto* | *qnx*)
5029       ;;
5030
5031     openbsd*)
5032       if test -f /usr/libexec/ld.so; then
5033         _LT_TAGVAR(hardcode_direct, $1)=yes
5034         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5035         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5036         if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
5037           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5038           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
5039           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5040           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5041         else
5042           case $host_os in
5043            openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
5044              _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5045              _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5046              ;;
5047            *)
5048              _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5049              _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5050              ;;
5051           esac
5052         fi
5053       else
5054         _LT_TAGVAR(ld_shlibs, $1)=no
5055       fi
5056       ;;
5057
5058     os2*)
5059       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5060       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5061       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5062       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
5063       _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5064       ;;
5065
5066     osf3*)
5067       if test "$GCC" = yes; then
5068         _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5069         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5070       else
5071         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5072         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5073       fi
5074       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5075       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5076       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5077       ;;
5078
5079     osf4* | osf5*)      # as osf3* with the addition of -msym flag
5080       if test "$GCC" = yes; then
5081         _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5082         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5083         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5084       else
5085         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5086         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5087         _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
5088         $CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
5089
5090         # Both c and cxx compiler support -rpath directly
5091         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5092       fi
5093       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5094       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5095       ;;
5096
5097     solaris*)
5098       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5099       if test "$GCC" = yes; then
5100         wlarc='${wl}'
5101         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5102         _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5103           $CC -shared ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5104       else
5105         case `$CC -V 2>&1` in
5106         *"Compilers 5.0"*)
5107           wlarc=''
5108           _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5109           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5110           $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5111           ;;
5112         *)
5113           wlarc='${wl}'
5114           _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5115           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5116           $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5117           ;;
5118         esac
5119       fi
5120       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5121       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5122       case $host_os in
5123       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5124       *)
5125         # The compiler driver will combine and reorder linker options,
5126         # but understands `-z linker_flag'.  GCC discards it without `$wl',
5127         # but is careful enough not to reorder.
5128         # Supported since Solaris 2.6 (maybe 2.5.1?)
5129         if test "$GCC" = yes; then
5130           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
5131         else
5132           _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5133         fi
5134         ;;
5135       esac
5136       _LT_TAGVAR(link_all_deplibs, $1)=yes
5137       ;;
5138
5139     sunos4*)
5140       if test "x$host_vendor" = xsequent; then
5141         # Use $CC to link under sequent, because it throws in some extra .o
5142         # files that make .init and .fini sections work.
5143         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5144       else
5145         _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5146       fi
5147       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5148       _LT_TAGVAR(hardcode_direct, $1)=yes
5149       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5150       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5151       ;;
5152
5153     sysv4)
5154       case $host_vendor in
5155         sni)
5156           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5157           _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5158         ;;
5159         siemens)
5160           ## LD is ld it makes a PLAMLIB
5161           ## CC just makes a GrossModule.
5162           _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5163           _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5164           _LT_TAGVAR(hardcode_direct, $1)=no
5165         ;;
5166         motorola)
5167           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5168           _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5169         ;;
5170       esac
5171       runpath_var='LD_RUN_PATH'
5172       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5173       ;;
5174
5175     sysv4.3*)
5176       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5177       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5178       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5179       ;;
5180
5181     sysv4*MP*)
5182       if test -d /usr/nec; then
5183         _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5184         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5185         runpath_var=LD_RUN_PATH
5186         hardcode_runpath_var=yes
5187         _LT_TAGVAR(ld_shlibs, $1)=yes
5188       fi
5189       ;;
5190
5191     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5192       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5193       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5194       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5195       runpath_var='LD_RUN_PATH'
5196
5197       if test "$GCC" = yes; then
5198         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5199         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5200       else
5201         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5202         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5203       fi
5204       ;;
5205
5206     sysv5* | sco3.2v5* | sco5v6*)
5207       # Note: We can NOT use -z defs as we might desire, because we do not
5208       # link with -lc, and that would cause any symbols used from libc to
5209       # always be unresolved, which means just about no library would
5210       # ever link correctly.  If we're not using GNU ld we use -z text
5211       # though, which does catch some bad symbols but isn't as heavy-handed
5212       # as -z defs.
5213       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5214       _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
5215       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5216       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5217       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
5218       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5219       _LT_TAGVAR(link_all_deplibs, $1)=yes
5220       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5221       runpath_var='LD_RUN_PATH'
5222
5223       if test "$GCC" = yes; then
5224         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5225         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5226       else
5227         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5228         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5229       fi
5230       ;;
5231
5232     uts4*)
5233       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5234       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5235       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5236       ;;
5237
5238     *)
5239       _LT_TAGVAR(ld_shlibs, $1)=no
5240       ;;
5241     esac
5242
5243     if test x$host_vendor = xsni; then
5244       case $host in
5245       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
5246         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
5247         ;;
5248       esac
5249     fi
5250   fi
5251 ])
5252 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
5253 test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5254
5255 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
5256
5257 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
5258 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
5259 _LT_DECL([], [extract_expsyms_cmds], [2],
5260     [The commands to extract the exported symbol list from a shared archive])
5261
5262 #
5263 # Do we need to explicitly link libc?
5264 #
5265 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
5266 x|xyes)
5267   # Assume -lc should be added
5268   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5269
5270   if test "$enable_shared" = yes && test "$GCC" = yes; then
5271     case $_LT_TAGVAR(archive_cmds, $1) in
5272     *'~'*)
5273       # FIXME: we may have to deal with multi-command sequences.
5274       ;;
5275     '$CC '*)
5276       # Test whether the compiler implicitly links with -lc since on some
5277       # systems, -lgcc has to come before -lc. If gcc already passes -lc
5278       # to ld, don't add -lc before -lgcc.
5279       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
5280         [lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
5281         [$RM conftest*
5282         echo "$lt_simple_compile_test_code" > conftest.$ac_ext
5283
5284         if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5285           soname=conftest
5286           lib=conftest
5287           libobjs=conftest.$ac_objext
5288           deplibs=
5289           wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
5290           pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
5291           compiler_flags=-v
5292           linker_flags=-v
5293           verstring=
5294           output_objdir=.
5295           libname=conftest
5296           lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
5297           _LT_TAGVAR(allow_undefined_flag, $1)=
5298           if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
5299           then
5300             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5301           else
5302             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5303           fi
5304           _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5305         else
5306           cat conftest.err 1>&5
5307         fi
5308         $RM conftest*
5309         ])
5310       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
5311       ;;
5312     esac
5313   fi
5314   ;;
5315 esac
5316
5317 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
5318     [Whether or not to add -lc for building shared libraries])
5319 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
5320     [enable_shared_with_static_runtimes], [0],
5321     [Whether or not to disallow shared libs when runtime libs are static])
5322 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
5323     [Compiler flag to allow reflexive dlopens])
5324 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
5325     [Compiler flag to generate shared objects directly from archives])
5326 _LT_TAGDECL([], [compiler_needs_object], [1],
5327     [Whether the compiler copes with passing no objects directly])
5328 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
5329     [Create an old-style archive from a shared archive])
5330 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
5331     [Create a temporary old-style archive to link instead of a shared archive])
5332 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
5333 _LT_TAGDECL([], [archive_expsym_cmds], [2])
5334 _LT_TAGDECL([], [module_cmds], [2],
5335     [Commands used to build a loadable module if different from building
5336     a shared archive.])
5337 _LT_TAGDECL([], [module_expsym_cmds], [2])
5338 _LT_TAGDECL([], [with_gnu_ld], [1],
5339     [Whether we are building with GNU ld or not])
5340 _LT_TAGDECL([], [allow_undefined_flag], [1],
5341     [Flag that allows shared libraries with undefined symbols to be built])
5342 _LT_TAGDECL([], [no_undefined_flag], [1],
5343     [Flag that enforces no undefined symbols])
5344 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
5345     [Flag to hardcode $libdir into a binary during linking.
5346     This must work even if $libdir does not exist])
5347 _LT_TAGDECL([], [hardcode_libdir_flag_spec_ld], [1],
5348     [[If ld is used when linking, flag to hardcode $libdir into a binary
5349     during linking.  This must work even if $libdir does not exist]])
5350 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
5351     [Whether we need a single "-rpath" flag with a separated argument])
5352 _LT_TAGDECL([], [hardcode_direct], [0],
5353     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5354     DIR into the resulting binary])
5355 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
5356     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5357     DIR into the resulting binary and the resulting library dependency is
5358     "absolute", i.e impossible to change by setting ${shlibpath_var} if the
5359     library is relocated])
5360 _LT_TAGDECL([], [hardcode_minus_L], [0],
5361     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
5362     into the resulting binary])
5363 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
5364     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
5365     into the resulting binary])
5366 _LT_TAGDECL([], [hardcode_automatic], [0],
5367     [Set to "yes" if building a shared library automatically hardcodes DIR
5368     into the library and all subsequent libraries and executables linked
5369     against it])
5370 _LT_TAGDECL([], [inherit_rpath], [0],
5371     [Set to yes if linker adds runtime paths of dependent libraries
5372     to runtime path list])
5373 _LT_TAGDECL([], [link_all_deplibs], [0],
5374     [Whether libtool must link a program against all its dependency libraries])
5375 _LT_TAGDECL([], [fix_srcfile_path], [1],
5376     [Fix the shell variable $srcfile for the compiler])
5377 _LT_TAGDECL([], [always_export_symbols], [0],
5378     [Set to "yes" if exported symbols are required])
5379 _LT_TAGDECL([], [export_symbols_cmds], [2],
5380     [The commands to list exported symbols])
5381 _LT_TAGDECL([], [exclude_expsyms], [1],
5382     [Symbols that should not be listed in the preloaded symbols])
5383 _LT_TAGDECL([], [include_expsyms], [1],
5384     [Symbols that must always be exported])
5385 _LT_TAGDECL([], [prelink_cmds], [2],
5386     [Commands necessary for linking programs (against libraries) with templates])
5387 _LT_TAGDECL([], [file_list_spec], [1],
5388     [Specify filename containing input files])
5389 dnl FIXME: Not yet implemented
5390 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
5391 dnl    [Compiler flag to generate thread safe objects])
5392 ])# _LT_LINKER_SHLIBS
5393
5394
5395 # _LT_LANG_C_CONFIG([TAG])
5396 # ------------------------
5397 # Ensure that the configuration variables for a C compiler are suitably
5398 # defined.  These variables are subsequently used by _LT_CONFIG to write
5399 # the compiler configuration to `libtool'.
5400 m4_defun([_LT_LANG_C_CONFIG],
5401 [m4_require([_LT_DECL_EGREP])dnl
5402 lt_save_CC="$CC"
5403 AC_LANG_PUSH(C)
5404
5405 # Source file extension for C test sources.
5406 ac_ext=c
5407
5408 # Object file extension for compiled C test sources.
5409 objext=o
5410 _LT_TAGVAR(objext, $1)=$objext
5411
5412 # Code to be used in simple compile tests
5413 lt_simple_compile_test_code="int some_variable = 0;"
5414
5415 # Code to be used in simple link tests
5416 lt_simple_link_test_code='int main(){return(0);}'
5417
5418 _LT_TAG_COMPILER
5419 # Save the default compiler, since it gets overwritten when the other
5420 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
5421 compiler_DEFAULT=$CC
5422
5423 # save warnings/boilerplate of simple test code
5424 _LT_COMPILER_BOILERPLATE
5425 _LT_LINKER_BOILERPLATE
5426
5427 ## CAVEAT EMPTOR:
5428 ## There is no encapsulation within the following macros, do not change
5429 ## the running order or otherwise move them around unless you know exactly
5430 ## what you are doing...
5431 if test -n "$compiler"; then
5432   _LT_COMPILER_NO_RTTI($1)
5433   _LT_COMPILER_PIC($1)
5434   _LT_COMPILER_C_O($1)
5435   _LT_COMPILER_FILE_LOCKS($1)
5436   _LT_LINKER_SHLIBS($1)
5437   _LT_SYS_DYNAMIC_LINKER($1)
5438   _LT_LINKER_HARDCODE_LIBPATH($1)
5439   LT_SYS_DLOPEN_SELF
5440   _LT_CMD_STRIPLIB
5441
5442   # Report which library types will actually be built
5443   AC_MSG_CHECKING([if libtool supports shared libraries])
5444   AC_MSG_RESULT([$can_build_shared])
5445
5446   AC_MSG_CHECKING([whether to build shared libraries])
5447   test "$can_build_shared" = "no" && enable_shared=no
5448
5449   # On AIX, shared libraries and static libraries use the same namespace, and
5450   # are all built from PIC.
5451   case $host_os in
5452   aix3*)
5453     test "$enable_shared" = yes && enable_static=no
5454     if test -n "$RANLIB"; then
5455       archive_cmds="$archive_cmds~\$RANLIB \$lib"
5456       postinstall_cmds='$RANLIB $lib'
5457     fi
5458     ;;
5459
5460   aix[[4-9]]*)
5461     if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
5462       test "$enable_shared" = yes && enable_static=no
5463     fi
5464     ;;
5465   esac
5466   AC_MSG_RESULT([$enable_shared])
5467
5468   AC_MSG_CHECKING([whether to build static libraries])
5469   # Make sure either enable_shared or enable_static is yes.
5470   test "$enable_shared" = yes || enable_static=yes
5471   AC_MSG_RESULT([$enable_static])
5472
5473   _LT_CONFIG($1)
5474 fi
5475 AC_LANG_POP
5476 CC="$lt_save_CC"
5477 ])# _LT_LANG_C_CONFIG
5478
5479
5480 # _LT_LANG_CXX_CONFIG([TAG])
5481 # --------------------------
5482 # Ensure that the configuration variables for a C++ compiler are suitably
5483 # defined.  These variables are subsequently used by _LT_CONFIG to write
5484 # the compiler configuration to `libtool'.
5485 m4_defun([_LT_LANG_CXX_CONFIG],
5486 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
5487 m4_require([_LT_DECL_EGREP])dnl
5488 if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
5489     ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
5490     (test "X$CXX" != "Xg++"))) ; then
5491   AC_PROG_CXXCPP
5492 else
5493   _lt_caught_CXX_error=yes
5494 fi
5495
5496 AC_LANG_PUSH(C++)
5497 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5498 _LT_TAGVAR(allow_undefined_flag, $1)=
5499 _LT_TAGVAR(always_export_symbols, $1)=no
5500 _LT_TAGVAR(archive_expsym_cmds, $1)=
5501 _LT_TAGVAR(compiler_needs_object, $1)=no
5502 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
5503 _LT_TAGVAR(hardcode_direct, $1)=no
5504 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
5505 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5506 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
5507 _LT_TAGVAR(hardcode_libdir_separator, $1)=
5508 _LT_TAGVAR(hardcode_minus_L, $1)=no
5509 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5510 _LT_TAGVAR(hardcode_automatic, $1)=no
5511 _LT_TAGVAR(inherit_rpath, $1)=no
5512 _LT_TAGVAR(module_cmds, $1)=
5513 _LT_TAGVAR(module_expsym_cmds, $1)=
5514 _LT_TAGVAR(link_all_deplibs, $1)=unknown
5515 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
5516 _LT_TAGVAR(reload_flag, $1)=$reload_flag
5517 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
5518 _LT_TAGVAR(no_undefined_flag, $1)=
5519 _LT_TAGVAR(whole_archive_flag_spec, $1)=
5520 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5521
5522 # Source file extension for C++ test sources.
5523 ac_ext=cpp
5524
5525 # Object file extension for compiled C++ test sources.
5526 objext=o
5527 _LT_TAGVAR(objext, $1)=$objext
5528
5529 # No sense in running all these tests if we already determined that
5530 # the CXX compiler isn't working.  Some variables (like enable_shared)
5531 # are currently assumed to apply to all compilers on this platform,
5532 # and will be corrupted by setting them based on a non-working compiler.
5533 if test "$_lt_caught_CXX_error" != yes; then
5534   # Code to be used in simple compile tests
5535   lt_simple_compile_test_code="int some_variable = 0;"
5536
5537   # Code to be used in simple link tests
5538   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
5539
5540   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
5541   _LT_TAG_COMPILER
5542
5543   # save warnings/boilerplate of simple test code
5544   _LT_COMPILER_BOILERPLATE
5545   _LT_LINKER_BOILERPLATE
5546
5547   # Allow CC to be a program name with arguments.
5548   lt_save_CC=$CC
5549   lt_save_LD=$LD
5550   lt_save_GCC=$GCC
5551   GCC=$GXX
5552   lt_save_with_gnu_ld=$with_gnu_ld
5553   lt_save_path_LD=$lt_cv_path_LD
5554   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
5555     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
5556   else
5557     $as_unset lt_cv_prog_gnu_ld
5558   fi
5559   if test -n "${lt_cv_path_LDCXX+set}"; then
5560     lt_cv_path_LD=$lt_cv_path_LDCXX
5561   else
5562     $as_unset lt_cv_path_LD
5563   fi
5564   test -z "${LDCXX+set}" || LD=$LDCXX
5565   CC=${CXX-"c++"}
5566   compiler=$CC
5567   _LT_TAGVAR(compiler, $1)=$CC
5568   _LT_CC_BASENAME([$compiler])
5569
5570   if test -n "$compiler"; then
5571     # We don't want -fno-exception when compiling C++ code, so set the
5572     # no_builtin_flag separately
5573     if test "$GXX" = yes; then
5574       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
5575     else
5576       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
5577     fi
5578
5579     if test "$GXX" = yes; then
5580       # Set up default GNU C++ configuration
5581
5582       LT_PATH_LD
5583
5584       # Check if GNU C++ uses GNU ld as the underlying linker, since the
5585       # archiving commands below assume that GNU ld is being used.
5586       if test "$with_gnu_ld" = yes; then
5587         _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5588         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5589
5590         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5591         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5592
5593         # If archive_cmds runs LD, not CC, wlarc should be empty
5594         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
5595         #     investigate it a little bit more. (MM)
5596         wlarc='${wl}'
5597
5598         # ancient GNU ld didn't support --whole-archive et. al.
5599         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
5600           $GREP 'no-whole-archive' > /dev/null; then
5601           _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5602         else
5603           _LT_TAGVAR(whole_archive_flag_spec, $1)=
5604         fi
5605       else
5606         with_gnu_ld=no
5607         wlarc=
5608
5609         # A generic and very simple default shared library creation
5610         # command for GNU C++ for the case where it uses the native
5611         # linker, instead of GNU ld.  If possible, this setting should
5612         # overridden to take advantage of the native linker features on
5613         # the platform it is being used on.
5614         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
5615       fi
5616
5617       # Commands to make compiler produce verbose output that lists
5618       # what "hidden" libraries, object files and flags are used when
5619       # linking a shared library.
5620       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
5621
5622     else
5623       GXX=no
5624       with_gnu_ld=no
5625       wlarc=
5626     fi
5627
5628     # PORTME: fill in a description of your system's C++ link characteristics
5629     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
5630     _LT_TAGVAR(ld_shlibs, $1)=yes
5631     case $host_os in
5632       aix3*)
5633         # FIXME: insert proper C++ library support
5634         _LT_TAGVAR(ld_shlibs, $1)=no
5635         ;;
5636       aix[[4-9]]*)
5637         if test "$host_cpu" = ia64; then
5638           # On IA64, the linker does run time linking by default, so we don't
5639           # have to do anything special.
5640           aix_use_runtimelinking=no
5641           exp_sym_flag='-Bexport'
5642           no_entry_flag=""
5643         else
5644           aix_use_runtimelinking=no
5645
5646           # Test if we are trying to use run time linking or normal
5647           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5648           # need to do runtime linking.
5649           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5650             for ld_flag in $LDFLAGS; do
5651               case $ld_flag in
5652               *-brtl*)
5653                 aix_use_runtimelinking=yes
5654                 break
5655                 ;;
5656               esac
5657             done
5658             ;;
5659           esac
5660
5661           exp_sym_flag='-bexport'
5662           no_entry_flag='-bnoentry'
5663         fi
5664
5665         # When large executables or shared objects are built, AIX ld can
5666         # have problems creating the table of contents.  If linking a library
5667         # or program results in "error TOC overflow" add -mminimal-toc to
5668         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5669         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5670
5671         _LT_TAGVAR(archive_cmds, $1)=''
5672         _LT_TAGVAR(hardcode_direct, $1)=yes
5673         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5674         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5675         _LT_TAGVAR(link_all_deplibs, $1)=yes
5676         _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
5677
5678         if test "$GXX" = yes; then
5679           case $host_os in aix4.[[012]]|aix4.[[012]].*)
5680           # We only want to do this on AIX 4.2 and lower, the check
5681           # below for broken collect2 doesn't work under 4.3+
5682           collect2name=`${CC} -print-prog-name=collect2`
5683           if test -f "$collect2name" &&
5684              strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5685           then
5686             # We have reworked collect2
5687             :
5688           else
5689             # We have old collect2
5690             _LT_TAGVAR(hardcode_direct, $1)=unsupported
5691             # It fails to find uninstalled libraries when the uninstalled
5692             # path is not listed in the libpath.  Setting hardcode_minus_L
5693             # to unsupported forces relinking
5694             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5695             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5696             _LT_TAGVAR(hardcode_libdir_separator, $1)=
5697           fi
5698           esac
5699           shared_flag='-shared'
5700           if test "$aix_use_runtimelinking" = yes; then
5701             shared_flag="$shared_flag "'${wl}-G'
5702           fi
5703         else
5704           # not using gcc
5705           if test "$host_cpu" = ia64; then
5706           # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5707           # chokes on -Wl,-G. The following line is correct:
5708           shared_flag='-G'
5709           else
5710             if test "$aix_use_runtimelinking" = yes; then
5711               shared_flag='${wl}-G'
5712             else
5713               shared_flag='${wl}-bM:SRE'
5714             fi
5715           fi
5716         fi
5717
5718         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
5719         # It seems that -bexpall does not export symbols beginning with
5720         # underscore (_), so it is better to generate a list of symbols to
5721         # export.
5722         _LT_TAGVAR(always_export_symbols, $1)=yes
5723         if test "$aix_use_runtimelinking" = yes; then
5724           # Warning - without using the other runtime loading flags (-brtl),
5725           # -berok will link without error, but may produce a broken library.
5726           _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5727           # Determine the default libpath from the value encoded in an empty
5728           # executable.
5729           _LT_SYS_MODULE_PATH_AIX
5730           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5731
5732           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
5733         else
5734           if test "$host_cpu" = ia64; then
5735             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
5736             _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5737             _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
5738           else
5739             # Determine the default libpath from the value encoded in an
5740             # empty executable.
5741             _LT_SYS_MODULE_PATH_AIX
5742             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5743             # Warning - without using the other run time loading flags,
5744             # -berok will link without error, but may produce a broken library.
5745             _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5746             _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5747             if test "$with_gnu_ld" = yes; then
5748               # We only use this code for GNU lds that support --whole-archive.
5749               _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
5750             else
5751               # Exported symbols can be pulled into shared objects from archives
5752               _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5753             fi
5754             _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5755             # This is similar to how AIX traditionally builds its shared
5756             # libraries.
5757             _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
5758           fi
5759         fi
5760         ;;
5761
5762       beos*)
5763         if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5764           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5765           # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5766           # support --undefined.  This deserves some investigation.  FIXME
5767           _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5768         else
5769           _LT_TAGVAR(ld_shlibs, $1)=no
5770         fi
5771         ;;
5772
5773       chorus*)
5774         case $cc_basename in
5775           *)
5776           # FIXME: insert proper C++ library support
5777           _LT_TAGVAR(ld_shlibs, $1)=no
5778           ;;
5779         esac
5780         ;;
5781
5782       cygwin* | mingw* | pw32* | cegcc*)
5783         # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5784         # as there is no search path for DLLs.
5785         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5786         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
5787         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5788         _LT_TAGVAR(always_export_symbols, $1)=no
5789         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5790
5791         if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
5792           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5793           # If the export-symbols file already is a .def file (1st line
5794           # is EXPORTS), use it as is; otherwise, prepend...
5795           _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5796             cp $export_symbols $output_objdir/$soname.def;
5797           else
5798             echo EXPORTS > $output_objdir/$soname.def;
5799             cat $export_symbols >> $output_objdir/$soname.def;
5800           fi~
5801           $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5802         else
5803           _LT_TAGVAR(ld_shlibs, $1)=no
5804         fi
5805         ;;
5806       darwin* | rhapsody*)
5807         _LT_DARWIN_LINKER_FEATURES($1)
5808         ;;
5809
5810       dgux*)
5811         case $cc_basename in
5812           ec++*)
5813             # FIXME: insert proper C++ library support
5814             _LT_TAGVAR(ld_shlibs, $1)=no
5815             ;;
5816           ghcx*)
5817             # Green Hills C++ Compiler
5818             # FIXME: insert proper C++ library support
5819             _LT_TAGVAR(ld_shlibs, $1)=no
5820             ;;
5821           *)
5822             # FIXME: insert proper C++ library support
5823             _LT_TAGVAR(ld_shlibs, $1)=no
5824             ;;
5825         esac
5826         ;;
5827
5828       freebsd2.*)
5829         # C++ shared libraries reported to be fairly broken before
5830         # switch to ELF
5831         _LT_TAGVAR(ld_shlibs, $1)=no
5832         ;;
5833
5834       freebsd-elf*)
5835         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5836         ;;
5837
5838       freebsd* | dragonfly*)
5839         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
5840         # conventions
5841         _LT_TAGVAR(ld_shlibs, $1)=yes
5842         ;;
5843
5844       gnu*)
5845         ;;
5846
5847       haiku*)
5848         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5849         _LT_TAGVAR(link_all_deplibs, $1)=yes
5850         ;;
5851
5852       hpux9*)
5853         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5854         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5855         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5856         _LT_TAGVAR(hardcode_direct, $1)=yes
5857         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5858                                              # but as the default
5859                                              # location of the library.
5860
5861         case $cc_basename in
5862           CC*)
5863             # FIXME: insert proper C++ library support
5864             _LT_TAGVAR(ld_shlibs, $1)=no
5865             ;;
5866           aCC*)
5867             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5868             # Commands to make compiler produce verbose output that lists
5869             # what "hidden" libraries, object files and flags are used when
5870             # linking a shared library.
5871             #
5872             # There doesn't appear to be a way to prevent this compiler from
5873             # explicitly linking system object files so we need to strip them
5874             # from the output so that they don't get included in the library
5875             # dependencies.
5876             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
5877             ;;
5878           *)
5879             if test "$GXX" = yes; then
5880               _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5881             else
5882               # FIXME: insert proper C++ library support
5883               _LT_TAGVAR(ld_shlibs, $1)=no
5884             fi
5885             ;;
5886         esac
5887         ;;
5888
5889       hpux10*|hpux11*)
5890         if test $with_gnu_ld = no; then
5891           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5892           _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5893
5894           case $host_cpu in
5895             hppa*64*|ia64*)
5896               ;;
5897             *)
5898               _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5899               ;;
5900           esac
5901         fi
5902         case $host_cpu in
5903           hppa*64*|ia64*)
5904             _LT_TAGVAR(hardcode_direct, $1)=no
5905             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5906             ;;
5907           *)
5908             _LT_TAGVAR(hardcode_direct, $1)=yes
5909             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5910             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5911                                                  # but as the default
5912                                                  # location of the library.
5913             ;;
5914         esac
5915
5916         case $cc_basename in
5917           CC*)
5918             # FIXME: insert proper C++ library support
5919             _LT_TAGVAR(ld_shlibs, $1)=no
5920             ;;
5921           aCC*)
5922             case $host_cpu in
5923               hppa*64*)
5924                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5925                 ;;
5926               ia64*)
5927                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5928                 ;;
5929               *)
5930                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5931                 ;;
5932             esac
5933             # Commands to make compiler produce verbose output that lists
5934             # what "hidden" libraries, object files and flags are used when
5935             # linking a shared library.
5936             #
5937             # There doesn't appear to be a way to prevent this compiler from
5938             # explicitly linking system object files so we need to strip them
5939             # from the output so that they don't get included in the library
5940             # dependencies.
5941             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
5942             ;;
5943           *)
5944             if test "$GXX" = yes; then
5945               if test $with_gnu_ld = no; then
5946                 case $host_cpu in
5947                   hppa*64*)
5948                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5949                     ;;
5950                   ia64*)
5951                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5952                     ;;
5953                   *)
5954                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5955                     ;;
5956                 esac
5957               fi
5958             else
5959               # FIXME: insert proper C++ library support
5960               _LT_TAGVAR(ld_shlibs, $1)=no
5961             fi
5962             ;;
5963         esac
5964         ;;
5965
5966       interix[[3-9]]*)
5967         _LT_TAGVAR(hardcode_direct, $1)=no
5968         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5969         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5970         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5971         # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
5972         # Instead, shared libraries are loaded at an image base (0x10000000 by
5973         # default) and relocated if they conflict, which is a slow very memory
5974         # consuming and fragmenting process.  To avoid this, we pick a random,
5975         # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
5976         # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
5977         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5978         _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5979         ;;
5980       irix5* | irix6*)
5981         case $cc_basename in
5982           CC*)
5983             # SGI C++
5984             _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5985
5986             # Archives containing C++ object files must be created using
5987             # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
5988             # necessary to make sure instantiated templates are included
5989             # in the archive.
5990             _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
5991             ;;
5992           *)
5993             if test "$GXX" = yes; then
5994               if test "$with_gnu_ld" = no; then
5995                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5996               else
5997                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` -o $lib'
5998               fi
5999             fi
6000             _LT_TAGVAR(link_all_deplibs, $1)=yes
6001             ;;
6002         esac
6003         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6004         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6005         _LT_TAGVAR(inherit_rpath, $1)=yes
6006         ;;
6007
6008       linux* | k*bsd*-gnu | kopensolaris*-gnu)
6009         case $cc_basename in
6010           KCC*)
6011             # Kuck and Associates, Inc. (KAI) C++ Compiler
6012
6013             # KCC will only create a shared library if the output file
6014             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6015             # to its proper name (with version) after linking.
6016             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6017             _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
6018             # Commands to make compiler produce verbose output that lists
6019             # what "hidden" libraries, object files and flags are used when
6020             # linking a shared library.
6021             #
6022             # There doesn't appear to be a way to prevent this compiler from
6023             # explicitly linking system object files so we need to strip them
6024             # from the output so that they don't get included in the library
6025             # dependencies.
6026             output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6027
6028             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6029             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6030
6031             # Archives containing C++ object files must be created using
6032             # "CC -Bstatic", where "CC" is the KAI C++ compiler.
6033             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
6034             ;;
6035           icpc* | ecpc* )
6036             # Intel C++
6037             with_gnu_ld=yes
6038             # version 8.0 and above of icpc choke on multiply defined symbols
6039             # if we add $predep_objects and $postdep_objects, however 7.1 and
6040             # earlier do not add the objects themselves.
6041             case `$CC -V 2>&1` in
6042               *"Version 7."*)
6043                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6044                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
6045                 ;;
6046               *)  # Version 8.0 or newer
6047                 tmp_idyn=
6048                 case $host_cpu in
6049                   ia64*) tmp_idyn=' -i_dynamic';;
6050                 esac
6051                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6052                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
6053                 ;;
6054             esac
6055             _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6056             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6057             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6058             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
6059             ;;
6060           pgCC* | pgcpp*)
6061             # Portland Group C++ compiler
6062             case `$CC -V` in
6063             *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6064               _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6065                 rm -rf $tpldir~
6066                 $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6067                 compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
6068               _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6069                 rm -rf $tpldir~
6070                 $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6071                 $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
6072                 $RANLIB $oldlib'
6073               _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6074                 rm -rf $tpldir~
6075                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6076                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6077               _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
6078                 rm -rf $tpldir~
6079                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6080                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6081               ;;
6082             *) # Version 6 and above use weak symbols
6083               _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6084               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6085               ;;
6086             esac
6087
6088             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
6089             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6090             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
6091             ;;
6092           cxx*)
6093             # Compaq C++
6094             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6095             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
6096
6097             runpath_var=LD_RUN_PATH
6098             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6099             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6100
6101             # Commands to make compiler produce verbose output that lists
6102             # what "hidden" libraries, object files and flags are used when
6103             # linking a shared library.
6104             #
6105             # There doesn't appear to be a way to prevent this compiler from
6106             # explicitly linking system object files so we need to strip them
6107             # from the output so that they don't get included in the library
6108             # dependencies.
6109             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
6110             ;;
6111           xl* | mpixl* | bgxl*)
6112             # IBM XL 8.0 on PPC, with GNU ld
6113             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6114             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6115             _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6116             if test "x$supports_anon_versioning" = xyes; then
6117               _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
6118                 cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
6119                 echo "local: *; };" >> $output_objdir/$libname.ver~
6120                 $CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
6121             fi
6122             ;;
6123           *)
6124             case `$CC -V 2>&1 | sed 5q` in
6125             *Sun\ C*)
6126               # Sun C++ 5.9
6127               _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6128               _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6129               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols'
6130               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6131               _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
6132               _LT_TAGVAR(compiler_needs_object, $1)=yes
6133
6134               # Not sure whether something based on
6135               # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
6136               # would be better.
6137               output_verbose_link_cmd='func_echo_all'
6138
6139               # Archives containing C++ object files must be created using
6140               # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6141               # necessary to make sure instantiated templates are included
6142               # in the archive.
6143               _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6144               ;;
6145             esac
6146             ;;
6147         esac
6148         ;;
6149
6150       lynxos*)
6151         # FIXME: insert proper C++ library support
6152         _LT_TAGVAR(ld_shlibs, $1)=no
6153         ;;
6154
6155       m88k*)
6156         # FIXME: insert proper C++ library support
6157         _LT_TAGVAR(ld_shlibs, $1)=no
6158         ;;
6159
6160       mvs*)
6161         case $cc_basename in
6162           cxx*)
6163             # FIXME: insert proper C++ library support
6164             _LT_TAGVAR(ld_shlibs, $1)=no
6165             ;;
6166           *)
6167             # FIXME: insert proper C++ library support
6168             _LT_TAGVAR(ld_shlibs, $1)=no
6169             ;;
6170         esac
6171         ;;
6172
6173       netbsd*)
6174         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
6175           _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
6176           wlarc=
6177           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6178           _LT_TAGVAR(hardcode_direct, $1)=yes
6179           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6180         fi
6181         # Workaround some broken pre-1.5 toolchains
6182         output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
6183         ;;
6184
6185       *nto* | *qnx*)
6186         _LT_TAGVAR(ld_shlibs, $1)=yes
6187         ;;
6188
6189       openbsd2*)
6190         # C++ shared libraries are fairly broken
6191         _LT_TAGVAR(ld_shlibs, $1)=no
6192         ;;
6193
6194       openbsd*)
6195         if test -f /usr/libexec/ld.so; then
6196           _LT_TAGVAR(hardcode_direct, $1)=yes
6197           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6198           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6199           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6200           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6201           if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
6202             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
6203             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6204             _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
6205           fi
6206           output_verbose_link_cmd=func_echo_all
6207         else
6208           _LT_TAGVAR(ld_shlibs, $1)=no
6209         fi
6210         ;;
6211
6212       osf3* | osf4* | osf5*)
6213         case $cc_basename in
6214           KCC*)
6215             # Kuck and Associates, Inc. (KAI) C++ Compiler
6216
6217             # KCC will only create a shared library if the output file
6218             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6219             # to its proper name (with version) after linking.
6220             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6221
6222             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6223             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6224
6225             # Archives containing C++ object files must be created using
6226             # the KAI C++ compiler.
6227             case $host in
6228               osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
6229               *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
6230             esac
6231             ;;
6232           RCC*)
6233             # Rational C++ 2.4.1
6234             # FIXME: insert proper C++ library support
6235             _LT_TAGVAR(ld_shlibs, $1)=no
6236             ;;
6237           cxx*)
6238             case $host in
6239               osf3*)
6240                 _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6241                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && func_echo_all "${wl}-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6242                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6243                 ;;
6244               *)
6245                 _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
6246                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6247                 _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
6248                   echo "-hidden">> $lib.exp~
6249                   $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~
6250                   $RM $lib.exp'
6251                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6252                 ;;
6253             esac
6254
6255             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6256
6257             # Commands to make compiler produce verbose output that lists
6258             # what "hidden" libraries, object files and flags are used when
6259             # linking a shared library.
6260             #
6261             # There doesn't appear to be a way to prevent this compiler from
6262             # explicitly linking system object files so we need to strip them
6263             # from the output so that they don't get included in the library
6264             # dependencies.
6265             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6266             ;;
6267           *)
6268             if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6269               _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6270               case $host in
6271                 osf3*)
6272                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6273                   ;;
6274                 *)
6275                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6276                   ;;
6277               esac
6278
6279               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6280               _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6281
6282               # Commands to make compiler produce verbose output that lists
6283               # what "hidden" libraries, object files and flags are used when
6284               # linking a shared library.
6285               output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6286
6287             else
6288               # FIXME: insert proper C++ library support
6289               _LT_TAGVAR(ld_shlibs, $1)=no
6290             fi
6291             ;;
6292         esac
6293         ;;
6294
6295       psos*)
6296         # FIXME: insert proper C++ library support
6297         _LT_TAGVAR(ld_shlibs, $1)=no
6298         ;;
6299
6300       sunos4*)
6301         case $cc_basename in
6302           CC*)
6303             # Sun C++ 4.x
6304             # FIXME: insert proper C++ library support
6305             _LT_TAGVAR(ld_shlibs, $1)=no
6306             ;;
6307           lcc*)
6308             # Lucid
6309             # FIXME: insert proper C++ library support
6310             _LT_TAGVAR(ld_shlibs, $1)=no
6311             ;;
6312           *)
6313             # FIXME: insert proper C++ library support
6314             _LT_TAGVAR(ld_shlibs, $1)=no
6315             ;;
6316         esac
6317         ;;
6318
6319       solaris*)
6320         case $cc_basename in
6321           CC*)
6322             # Sun C++ 4.2, 5.x and Centerline C++
6323             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
6324             _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6325             _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6326             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6327               $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6328
6329             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6330             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6331             case $host_os in
6332               solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6333               *)
6334                 # The compiler driver will combine and reorder linker options,
6335                 # but understands `-z linker_flag'.
6336                 # Supported since Solaris 2.6 (maybe 2.5.1?)
6337                 _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
6338                 ;;
6339             esac
6340             _LT_TAGVAR(link_all_deplibs, $1)=yes
6341
6342             output_verbose_link_cmd='func_echo_all'
6343
6344             # Archives containing C++ object files must be created using
6345             # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6346             # necessary to make sure instantiated templates are included
6347             # in the archive.
6348             _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6349             ;;
6350           gcx*)
6351             # Green Hills C++ Compiler
6352             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6353
6354             # The C++ compiler must be used to create the archive.
6355             _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
6356             ;;
6357           *)
6358             # GNU C++ compiler with Solaris linker
6359             if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6360               _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
6361               if $CC --version | $GREP -v '^2\.7' > /dev/null; then
6362                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6363                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6364                   $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6365
6366                 # Commands to make compiler produce verbose output that lists
6367                 # what "hidden" libraries, object files and flags are used when
6368                 # linking a shared library.
6369                 output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6370               else
6371                 # g++ 2.7 appears to require `-G' NOT `-shared' on this
6372                 # platform.
6373                 _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6374                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6375                   $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6376
6377                 # Commands to make compiler produce verbose output that lists
6378                 # what "hidden" libraries, object files and flags are used when
6379                 # linking a shared library.
6380                 output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6381               fi
6382
6383               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
6384               case $host_os in
6385                 solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6386                 *)
6387                   _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
6388                   ;;
6389               esac
6390             fi
6391             ;;
6392         esac
6393         ;;
6394
6395     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
6396       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6397       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6398       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6399       runpath_var='LD_RUN_PATH'
6400
6401       case $cc_basename in
6402         CC*)
6403           _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6404           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6405           ;;
6406         *)
6407           _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6408           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6409           ;;
6410       esac
6411       ;;
6412
6413       sysv5* | sco3.2v5* | sco5v6*)
6414         # Note: We can NOT use -z defs as we might desire, because we do not
6415         # link with -lc, and that would cause any symbols used from libc to
6416         # always be unresolved, which means just about no library would
6417         # ever link correctly.  If we're not using GNU ld we use -z text
6418         # though, which does catch some bad symbols but isn't as heavy-handed
6419         # as -z defs.
6420         _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6421         _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
6422         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6423         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6424         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
6425         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6426         _LT_TAGVAR(link_all_deplibs, $1)=yes
6427         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
6428         runpath_var='LD_RUN_PATH'
6429
6430         case $cc_basename in
6431           CC*)
6432             _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6433             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6434             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
6435               '"$_LT_TAGVAR(old_archive_cmds, $1)"
6436             _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
6437               '"$_LT_TAGVAR(reload_cmds, $1)"
6438             ;;
6439           *)
6440             _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6441             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6442             ;;
6443         esac
6444       ;;
6445
6446       tandem*)
6447         case $cc_basename in
6448           NCC*)
6449             # NonStop-UX NCC 3.20
6450             # FIXME: insert proper C++ library support
6451             _LT_TAGVAR(ld_shlibs, $1)=no
6452             ;;
6453           *)
6454             # FIXME: insert proper C++ library support
6455             _LT_TAGVAR(ld_shlibs, $1)=no
6456             ;;
6457         esac
6458         ;;
6459
6460       vxworks*)
6461         # For VxWorks ports, we assume the use of a GNU linker with
6462         # standard elf conventions.
6463         _LT_TAGVAR(ld_shlibs, $1)=yes
6464         ;;
6465
6466       *)
6467         # FIXME: insert proper C++ library support
6468         _LT_TAGVAR(ld_shlibs, $1)=no
6469         ;;
6470     esac
6471
6472     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6473     test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
6474
6475     _LT_TAGVAR(GCC, $1)="$GXX"
6476     _LT_TAGVAR(LD, $1)="$LD"
6477
6478     ## CAVEAT EMPTOR:
6479     ## There is no encapsulation within the following macros, do not change
6480     ## the running order or otherwise move them around unless you know exactly
6481     ## what you are doing...
6482     _LT_SYS_HIDDEN_LIBDEPS($1)
6483     _LT_COMPILER_PIC($1)
6484     _LT_COMPILER_C_O($1)
6485     _LT_COMPILER_FILE_LOCKS($1)
6486     _LT_LINKER_SHLIBS($1)
6487     _LT_SYS_DYNAMIC_LINKER($1)
6488     _LT_LINKER_HARDCODE_LIBPATH($1)
6489
6490     _LT_CONFIG($1)
6491   fi # test -n "$compiler"
6492
6493   CC=$lt_save_CC
6494   LDCXX=$LD
6495   LD=$lt_save_LD
6496   GCC=$lt_save_GCC
6497   with_gnu_ld=$lt_save_with_gnu_ld
6498   lt_cv_path_LDCXX=$lt_cv_path_LD
6499   lt_cv_path_LD=$lt_save_path_LD
6500   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
6501   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
6502 fi # test "$_lt_caught_CXX_error" != yes
6503
6504 AC_LANG_POP
6505 ])# _LT_LANG_CXX_CONFIG
6506
6507
6508 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
6509 # ---------------------------------
6510 # Figure out "hidden" library dependencies from verbose
6511 # compiler output when linking a shared library.
6512 # Parse the compiler output and extract the necessary
6513 # objects, libraries and library flags.
6514 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
6515 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6516 # Dependencies to place before and after the object being linked:
6517 _LT_TAGVAR(predep_objects, $1)=
6518 _LT_TAGVAR(postdep_objects, $1)=
6519 _LT_TAGVAR(predeps, $1)=
6520 _LT_TAGVAR(postdeps, $1)=
6521 _LT_TAGVAR(compiler_lib_search_path, $1)=
6522
6523 dnl we can't use the lt_simple_compile_test_code here,
6524 dnl because it contains code intended for an executable,
6525 dnl not a library.  It's possible we should let each
6526 dnl tag define a new lt_????_link_test_code variable,
6527 dnl but it's only used here...
6528 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
6529 int a;
6530 void foo (void) { a = 0; }
6531 _LT_EOF
6532 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
6533 class Foo
6534 {
6535 public:
6536   Foo (void) { a = 0; }
6537 private:
6538   int a;
6539 };
6540 _LT_EOF
6541 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
6542       subroutine foo
6543       implicit none
6544       integer*4 a
6545       a=0
6546       return
6547       end
6548 _LT_EOF
6549 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
6550       subroutine foo
6551       implicit none
6552       integer a
6553       a=0
6554       return
6555       end
6556 _LT_EOF
6557 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
6558 public class foo {
6559   private int a;
6560   public void bar (void) {
6561     a = 0;
6562   }
6563 };
6564 _LT_EOF
6565 ])
6566 dnl Parse the compiler output and extract the necessary
6567 dnl objects, libraries and library flags.
6568 if AC_TRY_EVAL(ac_compile); then
6569   # Parse the compiler output and extract the necessary
6570   # objects, libraries and library flags.
6571
6572   # Sentinel used to keep track of whether or not we are before
6573   # the conftest object file.
6574   pre_test_object_deps_done=no
6575
6576   for p in `eval "$output_verbose_link_cmd"`; do
6577     case $p in
6578
6579     -L* | -R* | -l*)
6580        # Some compilers place space between "-{L,R}" and the path.
6581        # Remove the space.
6582        if test $p = "-L" ||
6583           test $p = "-R"; then
6584          prev=$p
6585          continue
6586        else
6587          prev=
6588        fi
6589
6590        if test "$pre_test_object_deps_done" = no; then
6591          case $p in
6592          -L* | -R*)
6593            # Internal compiler library paths should come after those
6594            # provided the user.  The postdeps already come after the
6595            # user supplied libs so there is no need to process them.
6596            if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
6597              _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
6598            else
6599              _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
6600            fi
6601            ;;
6602          # The "-l" case would never come before the object being
6603          # linked, so don't bother handling this case.
6604          esac
6605        else
6606          if test -z "$_LT_TAGVAR(postdeps, $1)"; then
6607            _LT_TAGVAR(postdeps, $1)="${prev}${p}"
6608          else
6609            _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
6610          fi
6611        fi
6612        ;;
6613
6614     *.$objext)
6615        # This assumes that the test object file only shows up
6616        # once in the compiler output.
6617        if test "$p" = "conftest.$objext"; then
6618          pre_test_object_deps_done=yes
6619          continue
6620        fi
6621
6622        if test "$pre_test_object_deps_done" = no; then
6623          if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
6624            _LT_TAGVAR(predep_objects, $1)="$p"
6625          else
6626            _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
6627          fi
6628        else
6629          if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
6630            _LT_TAGVAR(postdep_objects, $1)="$p"
6631          else
6632            _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
6633          fi
6634        fi
6635        ;;
6636
6637     *) ;; # Ignore the rest.
6638
6639     esac
6640   done
6641
6642   # Clean up.
6643   rm -f a.out a.exe
6644 else
6645   echo "libtool.m4: error: problem compiling $1 test program"
6646 fi
6647
6648 $RM -f confest.$objext
6649
6650 # PORTME: override above test on systems where it is broken
6651 m4_if([$1], [CXX],
6652 [case $host_os in
6653 interix[[3-9]]*)
6654   # Interix 3.5 installs completely hosed .la files for C++, so rather than
6655   # hack all around it, let's just trust "g++" to DTRT.
6656   _LT_TAGVAR(predep_objects,$1)=
6657   _LT_TAGVAR(postdep_objects,$1)=
6658   _LT_TAGVAR(postdeps,$1)=
6659   ;;
6660
6661 linux*)
6662   case `$CC -V 2>&1 | sed 5q` in
6663   *Sun\ C*)
6664     # Sun C++ 5.9
6665
6666     # The more standards-conforming stlport4 library is
6667     # incompatible with the Cstd library. Avoid specifying
6668     # it if it's in CXXFLAGS. Ignore libCrun as
6669     # -library=stlport4 depends on it.
6670     case " $CXX $CXXFLAGS " in
6671     *" -library=stlport4 "*)
6672       solaris_use_stlport4=yes
6673       ;;
6674     esac
6675
6676     if test "$solaris_use_stlport4" != yes; then
6677       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6678     fi
6679     ;;
6680   esac
6681   ;;
6682
6683 solaris*)
6684   case $cc_basename in
6685   CC*)
6686     # The more standards-conforming stlport4 library is
6687     # incompatible with the Cstd library. Avoid specifying
6688     # it if it's in CXXFLAGS. Ignore libCrun as
6689     # -library=stlport4 depends on it.
6690     case " $CXX $CXXFLAGS " in
6691     *" -library=stlport4 "*)
6692       solaris_use_stlport4=yes
6693       ;;
6694     esac
6695
6696     # Adding this requires a known-good setup of shared libraries for
6697     # Sun compiler versions before 5.6, else PIC objects from an old
6698     # archive will be linked into the output, leading to subtle bugs.
6699     if test "$solaris_use_stlport4" != yes; then
6700       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6701     fi
6702     ;;
6703   esac
6704   ;;
6705 esac
6706 ])
6707
6708 case " $_LT_TAGVAR(postdeps, $1) " in
6709 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
6710 esac
6711  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
6712 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
6713  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
6714 fi
6715 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
6716     [The directories searched by this compiler when creating a shared library])
6717 _LT_TAGDECL([], [predep_objects], [1],
6718     [Dependencies to place before and after the objects being linked to
6719     create a shared library])
6720 _LT_TAGDECL([], [postdep_objects], [1])
6721 _LT_TAGDECL([], [predeps], [1])
6722 _LT_TAGDECL([], [postdeps], [1])
6723 _LT_TAGDECL([], [compiler_lib_search_path], [1],
6724     [The library search path used internally by the compiler when linking
6725     a shared library])
6726 ])# _LT_SYS_HIDDEN_LIBDEPS
6727
6728
6729 # _LT_LANG_F77_CONFIG([TAG])
6730 # --------------------------
6731 # Ensure that the configuration variables for a Fortran 77 compiler are
6732 # suitably defined.  These variables are subsequently used by _LT_CONFIG
6733 # to write the compiler configuration to `libtool'.
6734 m4_defun([_LT_LANG_F77_CONFIG],
6735 [AC_LANG_PUSH(Fortran 77)
6736 if test -z "$F77" || test "X$F77" = "Xno"; then
6737   _lt_disable_F77=yes
6738 fi
6739
6740 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6741 _LT_TAGVAR(allow_undefined_flag, $1)=
6742 _LT_TAGVAR(always_export_symbols, $1)=no
6743 _LT_TAGVAR(archive_expsym_cmds, $1)=
6744 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6745 _LT_TAGVAR(hardcode_direct, $1)=no
6746 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6747 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6748 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6749 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6750 _LT_TAGVAR(hardcode_minus_L, $1)=no
6751 _LT_TAGVAR(hardcode_automatic, $1)=no
6752 _LT_TAGVAR(inherit_rpath, $1)=no
6753 _LT_TAGVAR(module_cmds, $1)=
6754 _LT_TAGVAR(module_expsym_cmds, $1)=
6755 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6756 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6757 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6758 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6759 _LT_TAGVAR(no_undefined_flag, $1)=
6760 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6761 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6762
6763 # Source file extension for f77 test sources.
6764 ac_ext=f
6765
6766 # Object file extension for compiled f77 test sources.
6767 objext=o
6768 _LT_TAGVAR(objext, $1)=$objext
6769
6770 # No sense in running all these tests if we already determined that
6771 # the F77 compiler isn't working.  Some variables (like enable_shared)
6772 # are currently assumed to apply to all compilers on this platform,
6773 # and will be corrupted by setting them based on a non-working compiler.
6774 if test "$_lt_disable_F77" != yes; then
6775   # Code to be used in simple compile tests
6776   lt_simple_compile_test_code="\
6777       subroutine t
6778       return
6779       end
6780 "
6781
6782   # Code to be used in simple link tests
6783   lt_simple_link_test_code="\
6784       program t
6785       end
6786 "
6787
6788   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6789   _LT_TAG_COMPILER
6790
6791   # save warnings/boilerplate of simple test code
6792   _LT_COMPILER_BOILERPLATE
6793   _LT_LINKER_BOILERPLATE
6794
6795   # Allow CC to be a program name with arguments.
6796   lt_save_CC="$CC"
6797   lt_save_GCC=$GCC
6798   CC=${F77-"f77"}
6799   compiler=$CC
6800   _LT_TAGVAR(compiler, $1)=$CC
6801   _LT_CC_BASENAME([$compiler])
6802   GCC=$G77
6803   if test -n "$compiler"; then
6804     AC_MSG_CHECKING([if libtool supports shared libraries])
6805     AC_MSG_RESULT([$can_build_shared])
6806
6807     AC_MSG_CHECKING([whether to build shared libraries])
6808     test "$can_build_shared" = "no" && enable_shared=no
6809
6810     # On AIX, shared libraries and static libraries use the same namespace, and
6811     # are all built from PIC.
6812     case $host_os in
6813       aix3*)
6814         test "$enable_shared" = yes && enable_static=no
6815         if test -n "$RANLIB"; then
6816           archive_cmds="$archive_cmds~\$RANLIB \$lib"
6817           postinstall_cmds='$RANLIB $lib'
6818         fi
6819         ;;
6820       aix[[4-9]]*)
6821         if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6822           test "$enable_shared" = yes && enable_static=no
6823         fi
6824         ;;
6825     esac
6826     AC_MSG_RESULT([$enable_shared])
6827
6828     AC_MSG_CHECKING([whether to build static libraries])
6829     # Make sure either enable_shared or enable_static is yes.
6830     test "$enable_shared" = yes || enable_static=yes
6831     AC_MSG_RESULT([$enable_static])
6832
6833     _LT_TAGVAR(GCC, $1)="$G77"
6834     _LT_TAGVAR(LD, $1)="$LD"
6835
6836     ## CAVEAT EMPTOR:
6837     ## There is no encapsulation within the following macros, do not change
6838     ## the running order or otherwise move them around unless you know exactly
6839     ## what you are doing...
6840     _LT_COMPILER_PIC($1)
6841     _LT_COMPILER_C_O($1)
6842     _LT_COMPILER_FILE_LOCKS($1)
6843     _LT_LINKER_SHLIBS($1)
6844     _LT_SYS_DYNAMIC_LINKER($1)
6845     _LT_LINKER_HARDCODE_LIBPATH($1)
6846
6847     _LT_CONFIG($1)
6848   fi # test -n "$compiler"
6849
6850   GCC=$lt_save_GCC
6851   CC="$lt_save_CC"
6852 fi # test "$_lt_disable_F77" != yes
6853
6854 AC_LANG_POP
6855 ])# _LT_LANG_F77_CONFIG
6856
6857
6858 # _LT_LANG_FC_CONFIG([TAG])
6859 # -------------------------
6860 # Ensure that the configuration variables for a Fortran compiler are
6861 # suitably defined.  These variables are subsequently used by _LT_CONFIG
6862 # to write the compiler configuration to `libtool'.
6863 m4_defun([_LT_LANG_FC_CONFIG],
6864 [AC_LANG_PUSH(Fortran)
6865
6866 if test -z "$FC" || test "X$FC" = "Xno"; then
6867   _lt_disable_FC=yes
6868 fi
6869
6870 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6871 _LT_TAGVAR(allow_undefined_flag, $1)=
6872 _LT_TAGVAR(always_export_symbols, $1)=no
6873 _LT_TAGVAR(archive_expsym_cmds, $1)=
6874 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6875 _LT_TAGVAR(hardcode_direct, $1)=no
6876 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6877 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6878 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6879 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6880 _LT_TAGVAR(hardcode_minus_L, $1)=no
6881 _LT_TAGVAR(hardcode_automatic, $1)=no
6882 _LT_TAGVAR(inherit_rpath, $1)=no
6883 _LT_TAGVAR(module_cmds, $1)=
6884 _LT_TAGVAR(module_expsym_cmds, $1)=
6885 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6886 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6887 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6888 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6889 _LT_TAGVAR(no_undefined_flag, $1)=
6890 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6891 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6892
6893 # Source file extension for fc test sources.
6894 ac_ext=${ac_fc_srcext-f}
6895
6896 # Object file extension for compiled fc test sources.
6897 objext=o
6898 _LT_TAGVAR(objext, $1)=$objext
6899
6900 # No sense in running all these tests if we already determined that
6901 # the FC compiler isn't working.  Some variables (like enable_shared)
6902 # are currently assumed to apply to all compilers on this platform,
6903 # and will be corrupted by setting them based on a non-working compiler.
6904 if test "$_lt_disable_FC" != yes; then
6905   # Code to be used in simple compile tests
6906   lt_simple_compile_test_code="\
6907       subroutine t
6908       return
6909       end
6910 "
6911
6912   # Code to be used in simple link tests
6913   lt_simple_link_test_code="\
6914       program t
6915       end
6916 "
6917
6918   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6919   _LT_TAG_COMPILER
6920
6921   # save warnings/boilerplate of simple test code
6922   _LT_COMPILER_BOILERPLATE
6923   _LT_LINKER_BOILERPLATE
6924
6925   # Allow CC to be a program name with arguments.
6926   lt_save_CC="$CC"
6927   lt_save_GCC=$GCC
6928   CC=${FC-"f95"}
6929   compiler=$CC
6930   GCC=$ac_cv_fc_compiler_gnu
6931
6932   _LT_TAGVAR(compiler, $1)=$CC
6933   _LT_CC_BASENAME([$compiler])
6934
6935   if test -n "$compiler"; then
6936     AC_MSG_CHECKING([if libtool supports shared libraries])
6937     AC_MSG_RESULT([$can_build_shared])
6938
6939     AC_MSG_CHECKING([whether to build shared libraries])
6940     test "$can_build_shared" = "no" && enable_shared=no
6941
6942     # On AIX, shared libraries and static libraries use the same namespace, and
6943     # are all built from PIC.
6944     case $host_os in
6945       aix3*)
6946         test "$enable_shared" = yes && enable_static=no
6947         if test -n "$RANLIB"; then
6948           archive_cmds="$archive_cmds~\$RANLIB \$lib"
6949           postinstall_cmds='$RANLIB $lib'
6950         fi
6951         ;;
6952       aix[[4-9]]*)
6953         if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6954           test "$enable_shared" = yes && enable_static=no
6955         fi
6956         ;;
6957     esac
6958     AC_MSG_RESULT([$enable_shared])
6959
6960     AC_MSG_CHECKING([whether to build static libraries])
6961     # Make sure either enable_shared or enable_static is yes.
6962     test "$enable_shared" = yes || enable_static=yes
6963     AC_MSG_RESULT([$enable_static])
6964
6965     _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
6966     _LT_TAGVAR(LD, $1)="$LD"
6967
6968     ## CAVEAT EMPTOR:
6969     ## There is no encapsulation within the following macros, do not change
6970     ## the running order or otherwise move them around unless you know exactly
6971     ## what you are doing...
6972     _LT_SYS_HIDDEN_LIBDEPS($1)
6973     _LT_COMPILER_PIC($1)
6974     _LT_COMPILER_C_O($1)
6975     _LT_COMPILER_FILE_LOCKS($1)
6976     _LT_LINKER_SHLIBS($1)
6977     _LT_SYS_DYNAMIC_LINKER($1)
6978     _LT_LINKER_HARDCODE_LIBPATH($1)
6979
6980     _LT_CONFIG($1)
6981   fi # test -n "$compiler"
6982
6983   GCC=$lt_save_GCC
6984   CC="$lt_save_CC"
6985 fi # test "$_lt_disable_FC" != yes
6986
6987 AC_LANG_POP
6988 ])# _LT_LANG_FC_CONFIG
6989
6990
6991 # _LT_LANG_GCJ_CONFIG([TAG])
6992 # --------------------------
6993 # Ensure that the configuration variables for the GNU Java Compiler compiler
6994 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
6995 # to write the compiler configuration to `libtool'.
6996 m4_defun([_LT_LANG_GCJ_CONFIG],
6997 [AC_REQUIRE([LT_PROG_GCJ])dnl
6998 AC_LANG_SAVE
6999
7000 # Source file extension for Java test sources.
7001 ac_ext=java
7002
7003 # Object file extension for compiled Java test sources.
7004 objext=o
7005 _LT_TAGVAR(objext, $1)=$objext
7006
7007 # Code to be used in simple compile tests
7008 lt_simple_compile_test_code="class foo {}"
7009
7010 # Code to be used in simple link tests
7011 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
7012
7013 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7014 _LT_TAG_COMPILER
7015
7016 # save warnings/boilerplate of simple test code
7017 _LT_COMPILER_BOILERPLATE
7018 _LT_LINKER_BOILERPLATE
7019
7020 # Allow CC to be a program name with arguments.
7021 lt_save_CC="$CC"
7022 lt_save_GCC=$GCC
7023 GCC=yes
7024 CC=${GCJ-"gcj"}
7025 compiler=$CC
7026 _LT_TAGVAR(compiler, $1)=$CC
7027 _LT_TAGVAR(LD, $1)="$LD"
7028 _LT_CC_BASENAME([$compiler])
7029
7030 # GCJ did not exist at the time GCC didn't implicitly link libc in.
7031 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7032
7033 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7034 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7035 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7036
7037 ## CAVEAT EMPTOR:
7038 ## There is no encapsulation within the following macros, do not change
7039 ## the running order or otherwise move them around unless you know exactly
7040 ## what you are doing...
7041 if test -n "$compiler"; then
7042   _LT_COMPILER_NO_RTTI($1)
7043   _LT_COMPILER_PIC($1)
7044   _LT_COMPILER_C_O($1)
7045   _LT_COMPILER_FILE_LOCKS($1)
7046   _LT_LINKER_SHLIBS($1)
7047   _LT_LINKER_HARDCODE_LIBPATH($1)
7048
7049   _LT_CONFIG($1)
7050 fi
7051
7052 AC_LANG_RESTORE
7053
7054 GCC=$lt_save_GCC
7055 CC="$lt_save_CC"
7056 ])# _LT_LANG_GCJ_CONFIG
7057
7058
7059 # _LT_LANG_RC_CONFIG([TAG])
7060 # -------------------------
7061 # Ensure that the configuration variables for the Windows resource compiler
7062 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7063 # to write the compiler configuration to `libtool'.
7064 m4_defun([_LT_LANG_RC_CONFIG],
7065 [AC_REQUIRE([LT_PROG_RC])dnl
7066 AC_LANG_SAVE
7067
7068 # Source file extension for RC test sources.
7069 ac_ext=rc
7070
7071 # Object file extension for compiled RC test sources.
7072 objext=o
7073 _LT_TAGVAR(objext, $1)=$objext
7074
7075 # Code to be used in simple compile tests
7076 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
7077
7078 # Code to be used in simple link tests
7079 lt_simple_link_test_code="$lt_simple_compile_test_code"
7080
7081 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7082 _LT_TAG_COMPILER
7083
7084 # save warnings/boilerplate of simple test code
7085 _LT_COMPILER_BOILERPLATE
7086 _LT_LINKER_BOILERPLATE
7087
7088 # Allow CC to be a program name with arguments.
7089 lt_save_CC="$CC"
7090 lt_save_GCC=$GCC
7091 GCC=
7092 CC=${RC-"windres"}
7093 compiler=$CC
7094 _LT_TAGVAR(compiler, $1)=$CC
7095 _LT_CC_BASENAME([$compiler])
7096 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
7097
7098 if test -n "$compiler"; then
7099   :
7100   _LT_CONFIG($1)
7101 fi
7102
7103 GCC=$lt_save_GCC
7104 AC_LANG_RESTORE
7105 CC="$lt_save_CC"
7106 ])# _LT_LANG_RC_CONFIG
7107
7108
7109 # LT_PROG_GCJ
7110 # -----------
7111 AC_DEFUN([LT_PROG_GCJ],
7112 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
7113   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
7114     [AC_CHECK_TOOL(GCJ, gcj,)
7115       test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
7116       AC_SUBST(GCJFLAGS)])])[]dnl
7117 ])
7118
7119 # Old name:
7120 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
7121 dnl aclocal-1.4 backwards compatibility:
7122 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
7123
7124
7125 # LT_PROG_RC
7126 # ----------
7127 AC_DEFUN([LT_PROG_RC],
7128 [AC_CHECK_TOOL(RC, windres,)
7129 ])
7130
7131 # Old name:
7132 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
7133 dnl aclocal-1.4 backwards compatibility:
7134 dnl AC_DEFUN([LT_AC_PROG_RC], [])
7135
7136
7137 # _LT_DECL_EGREP
7138 # --------------
7139 # If we don't have a new enough Autoconf to choose the best grep
7140 # available, choose the one first in the user's PATH.
7141 m4_defun([_LT_DECL_EGREP],
7142 [AC_REQUIRE([AC_PROG_EGREP])dnl
7143 AC_REQUIRE([AC_PROG_FGREP])dnl
7144 test -z "$GREP" && GREP=grep
7145 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
7146 _LT_DECL([], [EGREP], [1], [An ERE matcher])
7147 _LT_DECL([], [FGREP], [1], [A literal string matcher])
7148 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
7149 AC_SUBST([GREP])
7150 ])
7151
7152
7153 # _LT_DECL_OBJDUMP
7154 # --------------
7155 # If we don't have a new enough Autoconf to choose the best objdump
7156 # available, choose the one first in the user's PATH.
7157 m4_defun([_LT_DECL_OBJDUMP],
7158 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
7159 test -z "$OBJDUMP" && OBJDUMP=objdump
7160 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
7161 AC_SUBST([OBJDUMP])
7162 ])
7163
7164
7165 # _LT_DECL_SED
7166 # ------------
7167 # Check for a fully-functional sed program, that truncates
7168 # as few characters as possible.  Prefer GNU sed if found.
7169 m4_defun([_LT_DECL_SED],
7170 [AC_PROG_SED
7171 test -z "$SED" && SED=sed
7172 Xsed="$SED -e 1s/^X//"
7173 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
7174 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
7175     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
7176 ])# _LT_DECL_SED
7177
7178 m4_ifndef([AC_PROG_SED], [
7179 ############################################################
7180 # NOTE: This macro has been submitted for inclusion into   #
7181 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
7182 #  a released version of Autoconf we should remove this    #
7183 #  macro and use it instead.                               #
7184 ############################################################
7185
7186 m4_defun([AC_PROG_SED],
7187 [AC_MSG_CHECKING([for a sed that does not truncate output])
7188 AC_CACHE_VAL(lt_cv_path_SED,
7189 [# Loop through the user's path and test for sed and gsed.
7190 # Then use that list of sed's as ones to test for truncation.
7191 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
7192 for as_dir in $PATH
7193 do
7194   IFS=$as_save_IFS
7195   test -z "$as_dir" && as_dir=.
7196   for lt_ac_prog in sed gsed; do
7197     for ac_exec_ext in '' $ac_executable_extensions; do
7198       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
7199         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
7200       fi
7201     done
7202   done
7203 done
7204 IFS=$as_save_IFS
7205 lt_ac_max=0
7206 lt_ac_count=0
7207 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
7208 # along with /bin/sed that truncates output.
7209 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
7210   test ! -f $lt_ac_sed && continue
7211   cat /dev/null > conftest.in
7212   lt_ac_count=0
7213   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
7214   # Check for GNU sed and select it if it is found.
7215   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
7216     lt_cv_path_SED=$lt_ac_sed
7217     break
7218   fi
7219   while true; do
7220     cat conftest.in conftest.in >conftest.tmp
7221     mv conftest.tmp conftest.in
7222     cp conftest.in conftest.nl
7223     echo >>conftest.nl
7224     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
7225     cmp -s conftest.out conftest.nl || break
7226     # 10000 chars as input seems more than enough
7227     test $lt_ac_count -gt 10 && break
7228     lt_ac_count=`expr $lt_ac_count + 1`
7229     if test $lt_ac_count -gt $lt_ac_max; then
7230       lt_ac_max=$lt_ac_count
7231       lt_cv_path_SED=$lt_ac_sed
7232     fi
7233   done
7234 done
7235 ])
7236 SED=$lt_cv_path_SED
7237 AC_SUBST([SED])
7238 AC_MSG_RESULT([$SED])
7239 ])#AC_PROG_SED
7240 ])#m4_ifndef
7241
7242 # Old name:
7243 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
7244 dnl aclocal-1.4 backwards compatibility:
7245 dnl AC_DEFUN([LT_AC_PROG_SED], [])
7246
7247
7248 # _LT_CHECK_SHELL_FEATURES
7249 # ------------------------
7250 # Find out whether the shell is Bourne or XSI compatible,
7251 # or has some other useful features.
7252 m4_defun([_LT_CHECK_SHELL_FEATURES],
7253 [AC_MSG_CHECKING([whether the shell understands some XSI constructs])
7254 # Try some XSI features
7255 xsi_shell=no
7256 ( _lt_dummy="a/b/c"
7257   test "${_lt_dummy##*/},${_lt_dummy%/*},"${_lt_dummy%"$_lt_dummy"}, \
7258       = c,a/b,, \
7259     && eval 'test $(( 1 + 1 )) -eq 2 \
7260     && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
7261   && xsi_shell=yes
7262 AC_MSG_RESULT([$xsi_shell])
7263 _LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
7264
7265 AC_MSG_CHECKING([whether the shell understands "+="])
7266 lt_shell_append=no
7267 ( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
7268     >/dev/null 2>&1 \
7269   && lt_shell_append=yes
7270 AC_MSG_RESULT([$lt_shell_append])
7271 _LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
7272
7273 if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
7274   lt_unset=unset
7275 else
7276   lt_unset=false
7277 fi
7278 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
7279
7280 # test EBCDIC or ASCII
7281 case `echo X|tr X '\101'` in
7282  A) # ASCII based system
7283     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
7284   lt_SP2NL='tr \040 \012'
7285   lt_NL2SP='tr \015\012 \040\040'
7286   ;;
7287  *) # EBCDIC based system
7288   lt_SP2NL='tr \100 \n'
7289   lt_NL2SP='tr \r\n \100\100'
7290   ;;
7291 esac
7292 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
7293 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
7294 ])# _LT_CHECK_SHELL_FEATURES
7295
7296
7297 # _LT_PROG_XSI_SHELLFNS
7298 # ---------------------
7299 # Bourne and XSI compatible variants of some useful shell functions.
7300 m4_defun([_LT_PROG_XSI_SHELLFNS],
7301 [case $xsi_shell in
7302   yes)
7303     cat << \_LT_EOF >> "$cfgfile"
7304
7305 # func_dirname file append nondir_replacement
7306 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
7307 # otherwise set result to NONDIR_REPLACEMENT.
7308 func_dirname ()
7309 {
7310   case ${1} in
7311     */*) func_dirname_result="${1%/*}${2}" ;;
7312     *  ) func_dirname_result="${3}" ;;
7313   esac
7314 }
7315
7316 # func_basename file
7317 func_basename ()
7318 {
7319   func_basename_result="${1##*/}"
7320 }
7321
7322 # func_dirname_and_basename file append nondir_replacement
7323 # perform func_basename and func_dirname in a single function
7324 # call:
7325 #   dirname:  Compute the dirname of FILE.  If nonempty,
7326 #             add APPEND to the result, otherwise set result
7327 #             to NONDIR_REPLACEMENT.
7328 #             value returned in "$func_dirname_result"
7329 #   basename: Compute filename of FILE.
7330 #             value retuned in "$func_basename_result"
7331 # Implementation must be kept synchronized with func_dirname
7332 # and func_basename. For efficiency, we do not delegate to
7333 # those functions but instead duplicate the functionality here.
7334 func_dirname_and_basename ()
7335 {
7336   case ${1} in
7337     */*) func_dirname_result="${1%/*}${2}" ;;
7338     *  ) func_dirname_result="${3}" ;;
7339   esac
7340   func_basename_result="${1##*/}"
7341 }
7342
7343 # func_stripname prefix suffix name
7344 # strip PREFIX and SUFFIX off of NAME.
7345 # PREFIX and SUFFIX must not contain globbing or regex special
7346 # characters, hashes, percent signs, but SUFFIX may contain a leading
7347 # dot (in which case that matches only a dot).
7348 func_stripname ()
7349 {
7350   # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
7351   # positional parameters, so assign one to ordinary parameter first.
7352   func_stripname_result=${3}
7353   func_stripname_result=${func_stripname_result#"${1}"}
7354   func_stripname_result=${func_stripname_result%"${2}"}
7355 }
7356
7357 # func_opt_split
7358 func_opt_split ()
7359 {
7360   func_opt_split_opt=${1%%=*}
7361   func_opt_split_arg=${1#*=}
7362 }
7363
7364 # func_lo2o object
7365 func_lo2o ()
7366 {
7367   case ${1} in
7368     *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
7369     *)    func_lo2o_result=${1} ;;
7370   esac
7371 }
7372
7373 # func_xform libobj-or-source
7374 func_xform ()
7375 {
7376   func_xform_result=${1%.*}.lo
7377 }
7378
7379 # func_arith arithmetic-term...
7380 func_arith ()
7381 {
7382   func_arith_result=$(( $[*] ))
7383 }
7384
7385 # func_len string
7386 # STRING may not start with a hyphen.
7387 func_len ()
7388 {
7389   func_len_result=${#1}
7390 }
7391
7392 _LT_EOF
7393     ;;
7394   *) # Bourne compatible functions.
7395     cat << \_LT_EOF >> "$cfgfile"
7396
7397 # func_dirname file append nondir_replacement
7398 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
7399 # otherwise set result to NONDIR_REPLACEMENT.
7400 func_dirname ()
7401 {
7402   # Extract subdirectory from the argument.
7403   func_dirname_result=`$ECHO "${1}" | $SED "$dirname"`
7404   if test "X$func_dirname_result" = "X${1}"; then
7405     func_dirname_result="${3}"
7406   else
7407     func_dirname_result="$func_dirname_result${2}"
7408   fi
7409 }
7410
7411 # func_basename file
7412 func_basename ()
7413 {
7414   func_basename_result=`$ECHO "${1}" | $SED "$basename"`
7415 }
7416
7417 dnl func_dirname_and_basename
7418 dnl A portable version of this function is already defined in general.m4sh
7419 dnl so there is no need for it here.
7420
7421 # func_stripname prefix suffix name
7422 # strip PREFIX and SUFFIX off of NAME.
7423 # PREFIX and SUFFIX must not contain globbing or regex special
7424 # characters, hashes, percent signs, but SUFFIX may contain a leading
7425 # dot (in which case that matches only a dot).
7426 # func_strip_suffix prefix name
7427 func_stripname ()
7428 {
7429   case ${2} in
7430     .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
7431     *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
7432   esac
7433 }
7434
7435 # sed scripts:
7436 my_sed_long_opt='1s/^\(-[[^=]]*\)=.*/\1/;q'
7437 my_sed_long_arg='1s/^-[[^=]]*=//'
7438
7439 # func_opt_split
7440 func_opt_split ()
7441 {
7442   func_opt_split_opt=`$ECHO "${1}" | $SED "$my_sed_long_opt"`
7443   func_opt_split_arg=`$ECHO "${1}" | $SED "$my_sed_long_arg"`
7444 }
7445
7446 # func_lo2o object
7447 func_lo2o ()
7448 {
7449   func_lo2o_result=`$ECHO "${1}" | $SED "$lo2o"`
7450 }
7451
7452 # func_xform libobj-or-source
7453 func_xform ()
7454 {
7455   func_xform_result=`$ECHO "${1}" | $SED 's/\.[[^.]]*$/.lo/'`
7456 }
7457
7458 # func_arith arithmetic-term...
7459 func_arith ()
7460 {
7461   func_arith_result=`expr "$[@]"`
7462 }
7463
7464 # func_len string
7465 # STRING may not start with a hyphen.
7466 func_len ()
7467 {
7468   func_len_result=`expr "$[1]" : ".*" 2>/dev/null || echo $max_cmd_len`
7469 }
7470
7471 _LT_EOF
7472 esac
7473
7474 case $lt_shell_append in
7475   yes)
7476     cat << \_LT_EOF >> "$cfgfile"
7477
7478 # func_append var value
7479 # Append VALUE to the end of shell variable VAR.
7480 func_append ()
7481 {
7482   eval "$[1]+=\$[2]"
7483 }
7484 _LT_EOF
7485     ;;
7486   *)
7487     cat << \_LT_EOF >> "$cfgfile"
7488
7489 # func_append var value
7490 # Append VALUE to the end of shell variable VAR.
7491 func_append ()
7492 {
7493   eval "$[1]=\$$[1]\$[2]"
7494 }
7495
7496 _LT_EOF
7497     ;;
7498   esac
7499 ])