libgo/config/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   [Go],                 [_LT_LANG(GO)],
 803   [Java],               [_LT_LANG(GCJ)],
 804   [Fortran 77],         [_LT_LANG(F77)],
 805   [Fortran],            [_LT_LANG(FC)],
 806   [Windows Resource],   [_LT_LANG(RC)],
 807   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
 808     [_LT_LANG($1)],
 809     [m4_fatal([$0: unsupported language: "$1"])])])dnl
 810 ])# LT_LANG
 811
 812
 813 # _LT_LANG(LANGNAME)
 814 # ------------------
 815 m4_defun([_LT_LANG],
 816 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
 817   [LT_SUPPORTED_TAG([$1])dnl
 818   m4_append([_LT_TAGS], [$1 ])dnl
 819   m4_define([_LT_LANG_]$1[_enabled], [])dnl
 820   _LT_LANG_$1_CONFIG($1)])dnl
 821 ])# _LT_LANG
 822
 823
 824 # _LT_LANG_DEFAULT_CONFIG
 825 # -----------------------
 826 m4_defun([_LT_LANG_DEFAULT_CONFIG],
 827 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
 828   [LT_LANG(CXX)],
 829   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
 830
 831 AC_PROVIDE_IFELSE([AC_PROG_F77],
 832   [LT_LANG(F77)],
 833   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
 834
 835 AC_PROVIDE_IFELSE([AC_PROG_FC],
 836   [LT_LANG(FC)],
 837   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
 838
 839 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
 840 dnl pulling things in needlessly.
 841 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
 842   [LT_LANG(GCJ)],
 843   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
 844     [LT_LANG(GCJ)],
 845     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
 846       [LT_LANG(GCJ)],
 847       [m4_ifdef([AC_PROG_GCJ],
 848         [m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
 849        m4_ifdef([A][M_PROG_GCJ],
 850         [m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
 851        m4_ifdef([LT_PROG_GCJ],
 852         [m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
 853
 854 AC_PROVIDE_IFELSE([AC_PROG_GO],
 855   [LT_LANG(GO)],
 856   [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
 857
 858 AC_PROVIDE_IFELSE([LT_PROG_RC],
 859   [LT_LANG(RC)],
 860   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
 861 ])# _LT_LANG_DEFAULT_CONFIG
 862
 863 # Obsolete macros:
 864 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
 865 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
 866 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
 867 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
 868 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
 869 dnl aclocal-1.4 backwards compatibility:
 870 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
 871 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
 872 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
 873 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
 874 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
 875
 876
 877 # _LT_TAG_COMPILER
 878 # ----------------
 879 m4_defun([_LT_TAG_COMPILER],
 880 [AC_REQUIRE([AC_PROG_CC])dnl
 881
 882 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
 883 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
 884 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
 885 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
 886
 887 # If no C compiler was specified, use CC.
 888 LTCC=${LTCC-"$CC"}
 889
 890 # If no C compiler flags were specified, use CFLAGS.
 891 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
 892
 893 # Allow CC to be a program name with arguments.
 894 compiler=$CC
 895 ])# _LT_TAG_COMPILER
 896
 897
 898 # _LT_COMPILER_BOILERPLATE
 899 # ------------------------
 900 # Check for compiler boilerplate output or warnings with
 901 # the simple compiler test code.
 902 m4_defun([_LT_COMPILER_BOILERPLATE],
 903 [m4_require([_LT_DECL_SED])dnl
 904 ac_outfile=conftest.$ac_objext
 905 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
 906 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 907 _lt_compiler_boilerplate=`cat conftest.err`
 908 $RM conftest*
 909 ])# _LT_COMPILER_BOILERPLATE
 910
 911
 912 # _LT_LINKER_BOILERPLATE
 913 # ----------------------
 914 # Check for linker boilerplate output or warnings with
 915 # the simple link test code.
 916 m4_defun([_LT_LINKER_BOILERPLATE],
 917 [m4_require([_LT_DECL_SED])dnl
 918 ac_outfile=conftest.$ac_objext
 919 echo "$lt_simple_link_test_code" >conftest.$ac_ext
 920 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 921 _lt_linker_boilerplate=`cat conftest.err`
 922 $RM -r conftest*
 923 ])# _LT_LINKER_BOILERPLATE
 924
 925 # _LT_REQUIRED_DARWIN_CHECKS
 926 # -------------------------
 927 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
 928   case $host_os in
 929     rhapsody* | darwin*)
 930     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
 931     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
 932     AC_CHECK_TOOL([LIPO], [lipo], [:])
 933     AC_CHECK_TOOL([OTOOL], [otool], [:])
 934     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
 935     _LT_DECL([], [DSYMUTIL], [1],
 936       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
 937     _LT_DECL([], [NMEDIT], [1],
 938       [Tool to change global to local symbols on Mac OS X])
 939     _LT_DECL([], [LIPO], [1],
 940       [Tool to manipulate fat objects and archives on Mac OS X])
 941     _LT_DECL([], [OTOOL], [1],
 942       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
 943     _LT_DECL([], [OTOOL64], [1],
 944       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
 945
 946     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
 947       [lt_cv_apple_cc_single_mod=no
 948       if test -z "${LT_MULTI_MODULE}"; then
 949         # By default we will add the -single_module flag. You can override
 950         # by either setting the environment variable LT_MULTI_MODULE
 951         # non-empty at configure time, or by adding -multi_module to the
 952         # link flags.
 953         rm -rf libconftest.dylib*
 954         echo "int foo(void){return 1;}" > conftest.c
 955         echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
 956 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
 957         $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
 958           -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
 959         _lt_result=$?
 960         if test -f libconftest.dylib && test ! -s conftest.err && test $_lt_result = 0; then
 961           lt_cv_apple_cc_single_mod=yes
 962         else
 963           cat conftest.err >&AS_MESSAGE_LOG_FD
 964         fi
 965         rm -rf libconftest.dylib*
 966         rm -f conftest.*
 967       fi])
 968     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
 969       [lt_cv_ld_exported_symbols_list],
 970       [lt_cv_ld_exported_symbols_list=no
 971       save_LDFLAGS=$LDFLAGS
 972       echo "_main" > conftest.sym
 973       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
 974       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
 975         [lt_cv_ld_exported_symbols_list=yes],
 976         [lt_cv_ld_exported_symbols_list=no])
 977         LDFLAGS="$save_LDFLAGS"
 978     ])
 979     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
 980       [lt_cv_ld_force_load=no
 981       cat > conftest.c << _LT_EOF
 982 int forced_loaded() { return 2;}
 983 _LT_EOF
 984       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
 985       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
 986       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
 987       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
 988       cat > conftest.c << _LT_EOF
 989 int main() { return 0;}
 990 _LT_EOF
 991       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
 992       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
 993       _lt_result=$?
 994       if test -f conftest && test ! -s conftest.err && test $_lt_result = 0 && $GREP forced_load conftest 2>&1 >/dev/null; then
 995         lt_cv_ld_force_load=yes
 996       else
 997         cat conftest.err >&AS_MESSAGE_LOG_FD
 998       fi
 999         rm -f conftest.err libconftest.a conftest conftest.c
1000         rm -rf conftest.dSYM
1001     ])
1002     case $host_os in
1003     rhapsody* | darwin1.[[012]])
1004       _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
1005     darwin1.*)
1006       _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1007     darwin*) # darwin 5.x on
1008       # if running on 10.5 or later, the deployment target defaults
1009       # to the OS version, if on x86, and 10.4, the deployment
1010       # target defaults to 10.4. Don't you love it?
1011       case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1012         10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1013           _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1014         10.[[012]]*)
1015           _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1016         10.*)
1017           _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1018       esac
1019     ;;
1020   esac
1021     if test "$lt_cv_apple_cc_single_mod" = "yes"; then
1022       _lt_dar_single_mod='$single_module'
1023     fi
1024     if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
1025       _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
1026     else
1027       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
1028     fi
1029     if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
1030       _lt_dsymutil='~$DSYMUTIL $lib || :'
1031     else
1032       _lt_dsymutil=
1033     fi
1034     ;;
1035   esac
1036 ])
1037
1038
1039 # _LT_DARWIN_LINKER_FEATURES
1040 # --------------------------
1041 # Checks for linker and compiler features on darwin
1042 m4_defun([_LT_DARWIN_LINKER_FEATURES],
1043 [
1044   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1045   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1046   _LT_TAGVAR(hardcode_direct, $1)=no
1047   _LT_TAGVAR(hardcode_automatic, $1)=yes
1048   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1049   if test "$lt_cv_ld_force_load" = "yes"; then
1050     _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\"`'
1051   else
1052     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1053   fi
1054   _LT_TAGVAR(link_all_deplibs, $1)=yes
1055   _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
1056   case $cc_basename in
1057      ifort*) _lt_dar_can_shared=yes ;;
1058      *) _lt_dar_can_shared=$GCC ;;
1059   esac
1060   if test "$_lt_dar_can_shared" = "yes"; then
1061     output_verbose_link_cmd=func_echo_all
1062     _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}"
1063     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
1064     _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}"
1065     _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}"
1066     m4_if([$1], [CXX],
1067 [   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
1068       _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}"
1069       _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}"
1070     fi
1071 ],[])
1072   else
1073   _LT_TAGVAR(ld_shlibs, $1)=no
1074   fi
1075 ])
1076
1077 # _LT_SYS_MODULE_PATH_AIX
1078 # -----------------------
1079 # Links a minimal program and checks the executable
1080 # for the system default hardcoded library path. In most cases,
1081 # this is /usr/lib:/lib, but when the MPI compilers are used
1082 # the location of the communication and MPI libs are included too.
1083 # If we don't find anything, use the default library path according
1084 # to the aix ld manual.
1085 m4_defun([_LT_SYS_MODULE_PATH_AIX],
1086 [m4_require([_LT_DECL_SED])dnl
1087 AC_LINK_IFELSE(AC_LANG_PROGRAM,[
1088 lt_aix_libpath_sed='
1089     /Import File Strings/,/^$/ {
1090         /^0/ {
1091             s/^0  *\(.*\)$/\1/
1092             p
1093         }
1094     }'
1095 aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1096 # Check for a 64-bit object if we didn't find anything.
1097 if test -z "$aix_libpath"; then
1098   aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1099 fi],[])
1100 if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
1101 ])# _LT_SYS_MODULE_PATH_AIX
1102
1103
1104 # _LT_SHELL_INIT(ARG)
1105 # -------------------
1106 m4_define([_LT_SHELL_INIT],
1107 [m4_divert_text([M4SH-INIT], [$1
1108 ])])# _LT_SHELL_INIT
1109
1110
1111
1112 # _LT_PROG_ECHO_BACKSLASH
1113 # -----------------------
1114 # Find how we can fake an echo command that does not interpret backslash.
1115 # In particular, with Autoconf 2.60 or later we add some code to the start
1116 # of the generated configure script which will find a shell with a builtin
1117 # printf (which we can use as an echo command).
1118 m4_defun([_LT_PROG_ECHO_BACKSLASH],
1119 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1120 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1121 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1122
1123 AC_MSG_CHECKING([how to print strings])
1124 # Test print first, because it will be a builtin if present.
1125 if test "X`print -r -- -n 2>/dev/null`" = X-n && \
1126    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1127   ECHO='print -r --'
1128 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1129   ECHO='printf %s\n'
1130 else
1131   # Use this function as a fallback that always works.
1132   func_fallback_echo ()
1133   {
1134     eval 'cat <<_LTECHO_EOF
1135 $[]1
1136 _LTECHO_EOF'
1137   }
1138   ECHO='func_fallback_echo'
1139 fi
1140
1141 # func_echo_all arg...
1142 # Invoke $ECHO with all args, space-separated.
1143 func_echo_all ()
1144 {
1145     $ECHO "$*"
1146 }
1147
1148 case "$ECHO" in
1149   printf*) AC_MSG_RESULT([printf]) ;;
1150   print*) AC_MSG_RESULT([print -r]) ;;
1151   *) AC_MSG_RESULT([cat]) ;;
1152 esac
1153
1154 m4_ifdef([_AS_DETECT_SUGGESTED],
1155 [_AS_DETECT_SUGGESTED([
1156   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1157     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1158     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1159     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1160     PATH=/empty FPATH=/empty; export PATH FPATH
1161     test "X`printf %s $ECHO`" = "X$ECHO" \
1162       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1163
1164 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1165 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1166 ])# _LT_PROG_ECHO_BACKSLASH
1167
1168
1169 # _LT_ENABLE_LOCK
1170 # ---------------
1171 m4_defun([_LT_ENABLE_LOCK],
1172 [AC_ARG_ENABLE([libtool-lock],
1173   [AS_HELP_STRING([--disable-libtool-lock],
1174     [avoid locking (might break parallel builds)])])
1175 test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
1176
1177 # Some flags need to be propagated to the compiler or linker for good
1178 # libtool support.
1179 case $host in
1180 ia64-*-hpux*)
1181   # Find out which ABI we are using.
1182   echo 'int i;' > conftest.$ac_ext
1183   if AC_TRY_EVAL(ac_compile); then
1184     case `/usr/bin/file conftest.$ac_objext` in
1185       *ELF-32*)
1186         HPUX_IA64_MODE="32"
1187         ;;
1188       *ELF-64*)
1189         HPUX_IA64_MODE="64"
1190         ;;
1191     esac
1192   fi
1193   rm -rf conftest*
1194   ;;
1195 *-*-irix6*)
1196   # Find out which ABI we are using.
1197   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1198   if AC_TRY_EVAL(ac_compile); then
1199     if test "$lt_cv_prog_gnu_ld" = yes; then
1200       case `/usr/bin/file conftest.$ac_objext` in
1201         *32-bit*)
1202           LD="${LD-ld} -melf32bsmip"
1203           ;;
1204         *N32*)
1205           LD="${LD-ld} -melf32bmipn32"
1206           ;;
1207         *64-bit*)
1208           LD="${LD-ld} -melf64bmip"
1209         ;;
1210       esac
1211     else
1212       case `/usr/bin/file conftest.$ac_objext` in
1213         *32-bit*)
1214           LD="${LD-ld} -32"
1215           ;;
1216         *N32*)
1217           LD="${LD-ld} -n32"
1218           ;;
1219         *64-bit*)
1220           LD="${LD-ld} -64"
1221           ;;
1222       esac
1223     fi
1224   fi
1225   rm -rf conftest*
1226   ;;
1227
1228 x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
1229 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1230   # Find out which ABI we are using.
1231   echo 'int i;' > conftest.$ac_ext
1232   if AC_TRY_EVAL(ac_compile); then
1233     case `/usr/bin/file conftest.o` in
1234       *32-bit*)
1235         case $host in
1236           x86_64-*kfreebsd*-gnu)
1237             LD="${LD-ld} -m elf_i386_fbsd"
1238             ;;
1239           x86_64-*linux*)
1240             LD="${LD-ld} -m elf_i386"
1241             ;;
1242           ppc64-*linux*|powerpc64-*linux*)
1243             LD="${LD-ld} -m elf32ppclinux"
1244             ;;
1245           s390x-*linux*)
1246             LD="${LD-ld} -m elf_s390"
1247             ;;
1248           sparc64-*linux*)
1249             LD="${LD-ld} -m elf32_sparc"
1250             ;;
1251         esac
1252         ;;
1253       *64-bit*)
1254         case $host in
1255           x86_64-*kfreebsd*-gnu)
1256             LD="${LD-ld} -m elf_x86_64_fbsd"
1257             ;;
1258           x86_64-*linux*)
1259             LD="${LD-ld} -m elf_x86_64"
1260             ;;
1261           ppc*-*linux*|powerpc*-*linux*)
1262             LD="${LD-ld} -m elf64ppc"
1263             ;;
1264           s390*-*linux*|s390*-*tpf*)
1265             LD="${LD-ld} -m elf64_s390"
1266             ;;
1267           sparc*-*linux*)
1268             LD="${LD-ld} -m elf64_sparc"
1269             ;;
1270         esac
1271         ;;
1272     esac
1273   fi
1274   rm -rf conftest*
1275   ;;
1276
1277 *-*-sco3.2v5*)
1278   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1279   SAVE_CFLAGS="$CFLAGS"
1280   CFLAGS="$CFLAGS -belf"
1281   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1282     [AC_LANG_PUSH(C)
1283      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1284      AC_LANG_POP])
1285   if test x"$lt_cv_cc_needs_belf" != x"yes"; then
1286     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1287     CFLAGS="$SAVE_CFLAGS"
1288   fi
1289   ;;
1290 *-*solaris*)
1291   # Find out which ABI we are using.
1292   echo 'int i;' > conftest.$ac_ext
1293   if AC_TRY_EVAL(ac_compile); then
1294     case `/usr/bin/file conftest.o` in
1295     *64-bit*)
1296       case $lt_cv_prog_gnu_ld in
1297       yes*)
1298         case $host in
1299         i?86-*-solaris*)
1300           LD="${LD-ld} -m elf_x86_64"
1301           ;;
1302         sparc*-*-solaris*)
1303           LD="${LD-ld} -m elf64_sparc"
1304           ;;
1305         esac
1306         # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
1307         if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
1308           LD="${LD-ld}_sol2"
1309         fi
1310         ;;
1311       *)
1312         if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1313           LD="${LD-ld} -64"
1314         fi
1315         ;;
1316       esac
1317       ;;
1318     esac
1319   fi
1320   rm -rf conftest*
1321   ;;
1322 esac
1323
1324 need_locks="$enable_libtool_lock"
1325 ])# _LT_ENABLE_LOCK
1326
1327
1328 # _LT_CMD_OLD_ARCHIVE
1329 # -------------------
1330 m4_defun([_LT_CMD_OLD_ARCHIVE],
1331 [AC_CHECK_TOOL(AR, ar, false)
1332 test -z "$AR" && AR=ar
1333 test -z "$AR_FLAGS" && AR_FLAGS=cru
1334 _LT_DECL([], [AR], [1], [The archiver])
1335 _LT_DECL([], [AR_FLAGS], [1])
1336
1337 AC_CHECK_TOOL(STRIP, strip, :)
1338 test -z "$STRIP" && STRIP=:
1339 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
1340
1341 AC_CHECK_TOOL(RANLIB, ranlib, :)
1342 test -z "$RANLIB" && RANLIB=:
1343 _LT_DECL([], [RANLIB], [1],
1344     [Commands used to install an old-style archive])
1345
1346 # Determine commands to create old-style static archives.
1347 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1348 old_postinstall_cmds='chmod 644 $oldlib'
1349 old_postuninstall_cmds=
1350
1351 if test -n "$RANLIB"; then
1352   case $host_os in
1353   openbsd*)
1354     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$oldlib"
1355     ;;
1356   *)
1357     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$oldlib"
1358     ;;
1359   esac
1360   old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
1361 fi
1362
1363 case $host_os in
1364   darwin*)
1365     lock_old_archive_extraction=yes ;;
1366   *)
1367     lock_old_archive_extraction=no ;;
1368 esac
1369 _LT_DECL([], [old_postinstall_cmds], [2])
1370 _LT_DECL([], [old_postuninstall_cmds], [2])
1371 _LT_TAGDECL([], [old_archive_cmds], [2],
1372     [Commands used to build an old-style archive])
1373 _LT_DECL([], [lock_old_archive_extraction], [0],
1374     [Whether to use a lock for old archive extraction])
1375 ])# _LT_CMD_OLD_ARCHIVE
1376
1377
1378 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1379 #               [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1380 # ----------------------------------------------------------------
1381 # Check whether the given compiler option works
1382 AC_DEFUN([_LT_COMPILER_OPTION],
1383 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1384 m4_require([_LT_DECL_SED])dnl
1385 AC_CACHE_CHECK([$1], [$2],
1386   [$2=no
1387    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1388    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1389    lt_compiler_flag="$3"
1390    # Insert the option either (1) after the last *FLAGS variable, or
1391    # (2) before a word containing "conftest.", or (3) at the end.
1392    # Note that $ac_compile itself does not contain backslashes and begins
1393    # with a dollar sign (not a hyphen), so the echo should work correctly.
1394    # The option is referenced via a variable to avoid confusing sed.
1395    lt_compile=`echo "$ac_compile" | $SED \
1396    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1397    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1398    -e 's:$: $lt_compiler_flag:'`
1399    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1400    (eval "$lt_compile" 2>conftest.err)
1401    ac_status=$?
1402    cat conftest.err >&AS_MESSAGE_LOG_FD
1403    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1404    if (exit $ac_status) && test -s "$ac_outfile"; then
1405      # The compiler can only warn and ignore the option if not recognized
1406      # So say no if there are warnings other than the usual output.
1407      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1408      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1409      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1410        $2=yes
1411      fi
1412    fi
1413    $RM conftest*
1414 ])
1415
1416 if test x"[$]$2" = xyes; then
1417     m4_if([$5], , :, [$5])
1418 else
1419     m4_if([$6], , :, [$6])
1420 fi
1421 ])# _LT_COMPILER_OPTION
1422
1423 # Old name:
1424 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1425 dnl aclocal-1.4 backwards compatibility:
1426 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1427
1428
1429 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1430 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
1431 # ----------------------------------------------------
1432 # Check whether the given linker option works
1433 AC_DEFUN([_LT_LINKER_OPTION],
1434 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1435 m4_require([_LT_DECL_SED])dnl
1436 AC_CACHE_CHECK([$1], [$2],
1437   [$2=no
1438    save_LDFLAGS="$LDFLAGS"
1439    LDFLAGS="$LDFLAGS $3"
1440    echo "$lt_simple_link_test_code" > conftest.$ac_ext
1441    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1442      # The linker can only warn and ignore the option if not recognized
1443      # So say no if there are warnings
1444      if test -s conftest.err; then
1445        # Append any errors to the config.log.
1446        cat conftest.err 1>&AS_MESSAGE_LOG_FD
1447        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1448        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1449        if diff conftest.exp conftest.er2 >/dev/null; then
1450          $2=yes
1451        fi
1452      else
1453        $2=yes
1454      fi
1455    fi
1456    $RM -r conftest*
1457    LDFLAGS="$save_LDFLAGS"
1458 ])
1459
1460 if test x"[$]$2" = xyes; then
1461     m4_if([$4], , :, [$4])
1462 else
1463     m4_if([$5], , :, [$5])
1464 fi
1465 ])# _LT_LINKER_OPTION
1466
1467 # Old name:
1468 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1469 dnl aclocal-1.4 backwards compatibility:
1470 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1471
1472
1473 # LT_CMD_MAX_LEN
1474 #---------------
1475 AC_DEFUN([LT_CMD_MAX_LEN],
1476 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
1477 # find the maximum length of command line arguments
1478 AC_MSG_CHECKING([the maximum length of command line arguments])
1479 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1480   i=0
1481   teststring="ABCD"
1482
1483   case $build_os in
1484   msdosdjgpp*)
1485     # On DJGPP, this test can blow up pretty badly due to problems in libc
1486     # (any single argument exceeding 2000 bytes causes a buffer overrun
1487     # during glob expansion).  Even if it were fixed, the result of this
1488     # check would be larger than it should be.
1489     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1490     ;;
1491
1492   gnu*)
1493     # Under GNU Hurd, this test is not required because there is
1494     # no limit to the length of command line arguments.
1495     # Libtool will interpret -1 as no limit whatsoever
1496     lt_cv_sys_max_cmd_len=-1;
1497     ;;
1498
1499   cygwin* | mingw* | cegcc*)
1500     # On Win9x/ME, this test blows up -- it succeeds, but takes
1501     # about 5 minutes as the teststring grows exponentially.
1502     # Worse, since 9x/ME are not pre-emptively multitasking,
1503     # you end up with a "frozen" computer, even though with patience
1504     # the test eventually succeeds (with a max line length of 256k).
1505     # Instead, let's just punt: use the minimum linelength reported by
1506     # all of the supported platforms: 8192 (on NT/2K/XP).
1507     lt_cv_sys_max_cmd_len=8192;
1508     ;;
1509
1510   mint*)
1511     # On MiNT this can take a long time and run out of memory.
1512     lt_cv_sys_max_cmd_len=8192;
1513     ;;
1514
1515   amigaos*)
1516     # On AmigaOS with pdksh, this test takes hours, literally.
1517     # So we just punt and use a minimum line length of 8192.
1518     lt_cv_sys_max_cmd_len=8192;
1519     ;;
1520
1521   netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
1522     # This has been around since 386BSD, at least.  Likely further.
1523     if test -x /sbin/sysctl; then
1524       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1525     elif test -x /usr/sbin/sysctl; then
1526       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1527     else
1528       lt_cv_sys_max_cmd_len=65536       # usable default for all BSDs
1529     fi
1530     # And add a safety zone
1531     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1532     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1533     ;;
1534
1535   interix*)
1536     # We know the value 262144 and hardcode it with a safety zone (like BSD)
1537     lt_cv_sys_max_cmd_len=196608
1538     ;;
1539
1540   osf*)
1541     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1542     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1543     # nice to cause kernel panics so lets avoid the loop below.
1544     # First set a reasonable default.
1545     lt_cv_sys_max_cmd_len=16384
1546     #
1547     if test -x /sbin/sysconfig; then
1548       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1549         *1*) lt_cv_sys_max_cmd_len=-1 ;;
1550       esac
1551     fi
1552     ;;
1553   sco3.2v5*)
1554     lt_cv_sys_max_cmd_len=102400
1555     ;;
1556   sysv5* | sco5v6* | sysv4.2uw2*)
1557     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1558     if test -n "$kargmax"; then
1559       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[         ]]//'`
1560     else
1561       lt_cv_sys_max_cmd_len=32768
1562     fi
1563     ;;
1564   *)
1565     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1566     if test -n "$lt_cv_sys_max_cmd_len"; then
1567       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1568       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1569     else
1570       # Make teststring a little bigger before we do anything with it.
1571       # a 1K string should be a reasonable start.
1572       for i in 1 2 3 4 5 6 7 8 ; do
1573         teststring=$teststring$teststring
1574       done
1575       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1576       # If test is not a shell built-in, we'll probably end up computing a
1577       # maximum length that is only half of the actual maximum length, but
1578       # we can't tell.
1579       while { test "X"`func_fallback_echo "$teststring$teststring" 2>/dev/null` \
1580                  = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1581               test $i != 17 # 1/2 MB should be enough
1582       do
1583         i=`expr $i + 1`
1584         teststring=$teststring$teststring
1585       done
1586       # Only check the string length outside the loop.
1587       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1588       teststring=
1589       # Add a significant safety factor because C++ compilers can tack on
1590       # massive amounts of additional arguments before passing them to the
1591       # linker.  It appears as though 1/2 is a usable value.
1592       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1593     fi
1594     ;;
1595   esac
1596 ])
1597 if test -n $lt_cv_sys_max_cmd_len ; then
1598   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1599 else
1600   AC_MSG_RESULT(none)
1601 fi
1602 max_cmd_len=$lt_cv_sys_max_cmd_len
1603 _LT_DECL([], [max_cmd_len], [0],
1604     [What is the maximum length of a command?])
1605 ])# LT_CMD_MAX_LEN
1606
1607 # Old name:
1608 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1609 dnl aclocal-1.4 backwards compatibility:
1610 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1611
1612
1613 # _LT_HEADER_DLFCN
1614 # ----------------
1615 m4_defun([_LT_HEADER_DLFCN],
1616 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1617 ])# _LT_HEADER_DLFCN
1618
1619
1620 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1621 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1622 # ----------------------------------------------------------------
1623 m4_defun([_LT_TRY_DLOPEN_SELF],
1624 [m4_require([_LT_HEADER_DLFCN])dnl
1625 if test "$cross_compiling" = yes; then :
1626   [$4]
1627 else
1628   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1629   lt_status=$lt_dlunknown
1630   cat > conftest.$ac_ext <<_LT_EOF
1631 [#line __oline__ "configure"
1632 #include "confdefs.h"
1633
1634 #if HAVE_DLFCN_H
1635 #include <dlfcn.h>
1636 #endif
1637
1638 #include <stdio.h>
1639
1640 #ifdef RTLD_GLOBAL
1641 #  define LT_DLGLOBAL           RTLD_GLOBAL
1642 #else
1643 #  ifdef DL_GLOBAL
1644 #    define LT_DLGLOBAL         DL_GLOBAL
1645 #  else
1646 #    define LT_DLGLOBAL         0
1647 #  endif
1648 #endif
1649
1650 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1651    find out it does not work in some platform. */
1652 #ifndef LT_DLLAZY_OR_NOW
1653 #  ifdef RTLD_LAZY
1654 #    define LT_DLLAZY_OR_NOW            RTLD_LAZY
1655 #  else
1656 #    ifdef DL_LAZY
1657 #      define LT_DLLAZY_OR_NOW          DL_LAZY
1658 #    else
1659 #      ifdef RTLD_NOW
1660 #        define LT_DLLAZY_OR_NOW        RTLD_NOW
1661 #      else
1662 #        ifdef DL_NOW
1663 #          define LT_DLLAZY_OR_NOW      DL_NOW
1664 #        else
1665 #          define LT_DLLAZY_OR_NOW      0
1666 #        endif
1667 #      endif
1668 #    endif
1669 #  endif
1670 #endif
1671
1672 /* When -fvisbility=hidden is used, assume the code has been annotated
1673    correspondingly for the symbols needed.  */
1674 #if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1675 void fnord () __attribute__((visibility("default")));
1676 #endif
1677
1678 void fnord () { int i=42; }
1679 int main ()
1680 {
1681   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1682   int status = $lt_dlunknown;
1683
1684   if (self)
1685     {
1686       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1687       else
1688         {
1689           if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1690           else puts (dlerror ());
1691         }
1692       /* dlclose (self); */
1693     }
1694   else
1695     puts (dlerror ());
1696
1697   return status;
1698 }]
1699 _LT_EOF
1700   if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
1701     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1702     lt_status=$?
1703     case x$lt_status in
1704       x$lt_dlno_uscore) $1 ;;
1705       x$lt_dlneed_uscore) $2 ;;
1706       x$lt_dlunknown|x*) $3 ;;
1707     esac
1708   else :
1709     # compilation failed
1710     $3
1711   fi
1712 fi
1713 rm -fr conftest*
1714 ])# _LT_TRY_DLOPEN_SELF
1715
1716
1717 # LT_SYS_DLOPEN_SELF
1718 # ------------------
1719 AC_DEFUN([LT_SYS_DLOPEN_SELF],
1720 [m4_require([_LT_HEADER_DLFCN])dnl
1721 if test "x$enable_dlopen" != xyes; then
1722   enable_dlopen=unknown
1723   enable_dlopen_self=unknown
1724   enable_dlopen_self_static=unknown
1725 else
1726   lt_cv_dlopen=no
1727   lt_cv_dlopen_libs=
1728
1729   case $host_os in
1730   beos*)
1731     lt_cv_dlopen="load_add_on"
1732     lt_cv_dlopen_libs=
1733     lt_cv_dlopen_self=yes
1734     ;;
1735
1736   mingw* | pw32* | cegcc*)
1737     lt_cv_dlopen="LoadLibrary"
1738     lt_cv_dlopen_libs=
1739     ;;
1740
1741   cygwin*)
1742     lt_cv_dlopen="dlopen"
1743     lt_cv_dlopen_libs=
1744     ;;
1745
1746   darwin*)
1747   # if libdl is installed we need to link against it
1748     AC_CHECK_LIB([dl], [dlopen],
1749                 [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
1750     lt_cv_dlopen="dyld"
1751     lt_cv_dlopen_libs=
1752     lt_cv_dlopen_self=yes
1753     ])
1754     ;;
1755
1756   *)
1757     AC_CHECK_FUNC([shl_load],
1758           [lt_cv_dlopen="shl_load"],
1759       [AC_CHECK_LIB([dld], [shl_load],
1760             [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
1761         [AC_CHECK_FUNC([dlopen],
1762               [lt_cv_dlopen="dlopen"],
1763           [AC_CHECK_LIB([dl], [dlopen],
1764                 [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
1765             [AC_CHECK_LIB([svld], [dlopen],
1766                   [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
1767               [AC_CHECK_LIB([dld], [dld_link],
1768                     [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
1769               ])
1770             ])
1771           ])
1772         ])
1773       ])
1774     ;;
1775   esac
1776
1777   if test "x$lt_cv_dlopen" != xno; then
1778     enable_dlopen=yes
1779   else
1780     enable_dlopen=no
1781   fi
1782
1783   case $lt_cv_dlopen in
1784   dlopen)
1785     save_CPPFLAGS="$CPPFLAGS"
1786     test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1787
1788     save_LDFLAGS="$LDFLAGS"
1789     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1790
1791     save_LIBS="$LIBS"
1792     LIBS="$lt_cv_dlopen_libs $LIBS"
1793
1794     AC_CACHE_CHECK([whether a program can dlopen itself],
1795           lt_cv_dlopen_self, [dnl
1796           _LT_TRY_DLOPEN_SELF(
1797             lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1798             lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1799     ])
1800
1801     if test "x$lt_cv_dlopen_self" = xyes; then
1802       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1803       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1804           lt_cv_dlopen_self_static, [dnl
1805           _LT_TRY_DLOPEN_SELF(
1806             lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1807             lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
1808       ])
1809     fi
1810
1811     CPPFLAGS="$save_CPPFLAGS"
1812     LDFLAGS="$save_LDFLAGS"
1813     LIBS="$save_LIBS"
1814     ;;
1815   esac
1816
1817   case $lt_cv_dlopen_self in
1818   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1819   *) enable_dlopen_self=unknown ;;
1820   esac
1821
1822   case $lt_cv_dlopen_self_static in
1823   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1824   *) enable_dlopen_self_static=unknown ;;
1825   esac
1826 fi
1827 _LT_DECL([dlopen_support], [enable_dlopen], [0],
1828          [Whether dlopen is supported])
1829 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
1830          [Whether dlopen of programs is supported])
1831 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
1832          [Whether dlopen of statically linked programs is supported])
1833 ])# LT_SYS_DLOPEN_SELF
1834
1835 # Old name:
1836 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
1837 dnl aclocal-1.4 backwards compatibility:
1838 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
1839
1840
1841 # _LT_COMPILER_C_O([TAGNAME])
1842 # ---------------------------
1843 # Check to see if options -c and -o are simultaneously supported by compiler.
1844 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
1845 m4_defun([_LT_COMPILER_C_O],
1846 [m4_require([_LT_DECL_SED])dnl
1847 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1848 m4_require([_LT_TAG_COMPILER])dnl
1849 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
1850   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
1851   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
1852    $RM -r conftest 2>/dev/null
1853    mkdir conftest
1854    cd conftest
1855    mkdir out
1856    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1857
1858    lt_compiler_flag="-o out/conftest2.$ac_objext"
1859    # Insert the option either (1) after the last *FLAGS variable, or
1860    # (2) before a word containing "conftest.", or (3) at the end.
1861    # Note that $ac_compile itself does not contain backslashes and begins
1862    # with a dollar sign (not a hyphen), so the echo should work correctly.
1863    lt_compile=`echo "$ac_compile" | $SED \
1864    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1865    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1866    -e 's:$: $lt_compiler_flag:'`
1867    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1868    (eval "$lt_compile" 2>out/conftest.err)
1869    ac_status=$?
1870    cat out/conftest.err >&AS_MESSAGE_LOG_FD
1871    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1872    if (exit $ac_status) && test -s out/conftest2.$ac_objext
1873    then
1874      # The compiler can only warn and ignore the option if not recognized
1875      # So say no if there are warnings
1876      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
1877      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
1878      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
1879        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
1880      fi
1881    fi
1882    chmod u+w . 2>&AS_MESSAGE_LOG_FD
1883    $RM conftest*
1884    # SGI C++ compiler will create directory out/ii_files/ for
1885    # template instantiation
1886    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
1887    $RM out/* && rmdir out
1888    cd ..
1889    $RM -r conftest
1890    $RM conftest*
1891 ])
1892 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
1893         [Does compiler simultaneously support -c and -o options?])
1894 ])# _LT_COMPILER_C_O
1895
1896
1897 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
1898 # ----------------------------------
1899 # Check to see if we can do hard links to lock some files if needed
1900 m4_defun([_LT_COMPILER_FILE_LOCKS],
1901 [m4_require([_LT_ENABLE_LOCK])dnl
1902 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1903 _LT_COMPILER_C_O([$1])
1904
1905 hard_links="nottested"
1906 if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
1907   # do not overwrite the value of need_locks provided by the user
1908   AC_MSG_CHECKING([if we can lock with hard links])
1909   hard_links=yes
1910   $RM conftest*
1911   ln conftest.a conftest.b 2>/dev/null && hard_links=no
1912   touch conftest.a
1913   ln conftest.a conftest.b 2>&5 || hard_links=no
1914   ln conftest.a conftest.b 2>/dev/null && hard_links=no
1915   AC_MSG_RESULT([$hard_links])
1916   if test "$hard_links" = no; then
1917     AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
1918     need_locks=warn
1919   fi
1920 else
1921   need_locks=no
1922 fi
1923 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
1924 ])# _LT_COMPILER_FILE_LOCKS
1925
1926
1927 # _LT_CHECK_OBJDIR
1928 # ----------------
1929 m4_defun([_LT_CHECK_OBJDIR],
1930 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
1931 [rm -f .libs 2>/dev/null
1932 mkdir .libs 2>/dev/null
1933 if test -d .libs; then
1934   lt_cv_objdir=.libs
1935 else
1936   # MS-DOS does not allow filenames that begin with a dot.
1937   lt_cv_objdir=_libs
1938 fi
1939 rmdir .libs 2>/dev/null])
1940 objdir=$lt_cv_objdir
1941 _LT_DECL([], [objdir], [0],
1942          [The name of the directory that contains temporary libtool files])dnl
1943 m4_pattern_allow([LT_OBJDIR])dnl
1944 AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
1945   [Define to the sub-directory in which libtool stores uninstalled libraries.])
1946 ])# _LT_CHECK_OBJDIR
1947
1948
1949 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
1950 # --------------------------------------
1951 # Check hardcoding attributes.
1952 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
1953 [AC_MSG_CHECKING([how to hardcode library paths into programs])
1954 _LT_TAGVAR(hardcode_action, $1)=
1955 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
1956    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
1957    test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
1958
1959   # We can hardcode non-existent directories.
1960   if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
1961      # If the only mechanism to avoid hardcoding is shlibpath_var, we
1962      # have to relink, otherwise we might link with an installed library
1963      # when we should be linking with a yet-to-be-installed one
1964      ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
1965      test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
1966     # Linking always hardcodes the temporary library directory.
1967     _LT_TAGVAR(hardcode_action, $1)=relink
1968   else
1969     # We can link without hardcoding, and we can hardcode nonexisting dirs.
1970     _LT_TAGVAR(hardcode_action, $1)=immediate
1971   fi
1972 else
1973   # We cannot hardcode anything, or else we can only hardcode existing
1974   # directories.
1975   _LT_TAGVAR(hardcode_action, $1)=unsupported
1976 fi
1977 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
1978
1979 if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
1980    test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
1981   # Fast installation is not supported
1982   enable_fast_install=no
1983 elif test "$shlibpath_overrides_runpath" = yes ||
1984      test "$enable_shared" = no; then
1985   # Fast installation is not necessary
1986   enable_fast_install=needless
1987 fi
1988 _LT_TAGDECL([], [hardcode_action], [0],
1989     [How to hardcode a shared library path into an executable])
1990 ])# _LT_LINKER_HARDCODE_LIBPATH
1991
1992
1993 # _LT_CMD_STRIPLIB
1994 # ----------------
1995 m4_defun([_LT_CMD_STRIPLIB],
1996 [m4_require([_LT_DECL_EGREP])
1997 striplib=
1998 old_striplib=
1999 AC_MSG_CHECKING([whether stripping libraries is possible])
2000 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2001   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2002   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2003   AC_MSG_RESULT([yes])
2004 else
2005 # FIXME - insert some real tests, host_os isn't really good enough
2006   case $host_os in
2007   darwin*)
2008     if test -n "$STRIP" ; then
2009       striplib="$STRIP -x"
2010       old_striplib="$STRIP -S"
2011       AC_MSG_RESULT([yes])
2012     else
2013       AC_MSG_RESULT([no])
2014     fi
2015     ;;
2016   *)
2017     AC_MSG_RESULT([no])
2018     ;;
2019   esac
2020 fi
2021 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2022 _LT_DECL([], [striplib], [1])
2023 ])# _LT_CMD_STRIPLIB
2024
2025
2026 # _LT_SYS_DYNAMIC_LINKER([TAG])
2027 # -----------------------------
2028 # PORTME Fill in your ld.so characteristics
2029 m4_defun([_LT_SYS_DYNAMIC_LINKER],
2030 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
2031 m4_require([_LT_DECL_EGREP])dnl
2032 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2033 m4_require([_LT_DECL_OBJDUMP])dnl
2034 m4_require([_LT_DECL_SED])dnl
2035 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2036 AC_MSG_CHECKING([dynamic linker characteristics])
2037 m4_if([$1],
2038         [], [
2039 if test "$GCC" = yes; then
2040   case $host_os in
2041     darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
2042     *) lt_awk_arg="/^libraries:/" ;;
2043   esac
2044   case $host_os in
2045     mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
2046     *) lt_sed_strip_eq="s,=/,/,g" ;;
2047   esac
2048   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2049   case $lt_search_path_spec in
2050   *\;*)
2051     # if the path contains ";" then we assume it to be the separator
2052     # otherwise default to the standard path separator (i.e. ":") - it is
2053     # assumed that no part of a normal pathname contains ";" but that should
2054     # okay in the real world where ";" in dirpaths is itself problematic.
2055     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2056     ;;
2057   *)
2058     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2059     ;;
2060   esac
2061   # Ok, now we have the path, separated by spaces, we can step through it
2062   # and add multilib dir if necessary.
2063   lt_tmp_lt_search_path_spec=
2064   lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2065   for lt_sys_path in $lt_search_path_spec; do
2066     if test -d "$lt_sys_path/$lt_multi_os_dir"; then
2067       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
2068     else
2069       test -d "$lt_sys_path" && \
2070         lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2071     fi
2072   done
2073   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2074 BEGIN {RS=" "; FS="/|\n";} {
2075   lt_foo="";
2076   lt_count=0;
2077   for (lt_i = NF; lt_i > 0; lt_i--) {
2078     if ($lt_i != "" && $lt_i != ".") {
2079       if ($lt_i == "..") {
2080         lt_count++;
2081       } else {
2082         if (lt_count == 0) {
2083           lt_foo="/" $lt_i lt_foo;
2084         } else {
2085           lt_count--;
2086         }
2087       }
2088     }
2089   }
2090   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2091   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2092 }'`
2093   # AWK program above erroneously prepends '/' to C:/dos/paths
2094   # for these hosts.
2095   case $host_os in
2096     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2097       $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
2098   esac
2099   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2100 else
2101   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2102 fi])
2103 library_names_spec=
2104 libname_spec='lib$name'
2105 soname_spec=
2106 shrext_cmds=".so"
2107 postinstall_cmds=
2108 postuninstall_cmds=
2109 finish_cmds=
2110 finish_eval=
2111 shlibpath_var=
2112 shlibpath_overrides_runpath=unknown
2113 version_type=none
2114 dynamic_linker="$host_os ld.so"
2115 sys_lib_dlsearch_path_spec="/lib /usr/lib"
2116 need_lib_prefix=unknown
2117 hardcode_into_libs=no
2118
2119 # when you set need_version to no, make sure it does not cause -set_version
2120 # flags to be left without arguments
2121 need_version=unknown
2122
2123 case $host_os in
2124 aix3*)
2125   version_type=linux
2126   library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
2127   shlibpath_var=LIBPATH
2128
2129   # AIX 3 has no versioning support, so we append a major version to the name.
2130   soname_spec='${libname}${release}${shared_ext}$major'
2131   ;;
2132
2133 aix[[4-9]]*)
2134   version_type=linux
2135   need_lib_prefix=no
2136   need_version=no
2137   hardcode_into_libs=yes
2138   if test "$host_cpu" = ia64; then
2139     # AIX 5 supports IA64
2140     library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
2141     shlibpath_var=LD_LIBRARY_PATH
2142   else
2143     # With GCC up to 2.95.x, collect2 would create an import file
2144     # for dependence libraries.  The import file would start with
2145     # the line `#! .'.  This would cause the generated library to
2146     # depend on `.', always an invalid library.  This was fixed in
2147     # development snapshots of GCC prior to 3.0.
2148     case $host_os in
2149       aix4 | aix4.[[01]] | aix4.[[01]].*)
2150       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2151            echo ' yes '
2152            echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
2153         :
2154       else
2155         can_build_shared=no
2156       fi
2157       ;;
2158     esac
2159     # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
2160     # soname into executable. Probably we can add versioning support to
2161     # collect2, so additional links can be useful in future.
2162     if test "$aix_use_runtimelinking" = yes; then
2163       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2164       # instead of lib<name>.a to let people know that these are not
2165       # typical AIX shared libraries.
2166       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2167     else
2168       # We preserve .a as extension for shared libraries through AIX4.2
2169       # and later when we are not doing run time linking.
2170       library_names_spec='${libname}${release}.a $libname.a'
2171       soname_spec='${libname}${release}${shared_ext}$major'
2172     fi
2173     shlibpath_var=LIBPATH
2174   fi
2175   ;;
2176
2177 amigaos*)
2178   case $host_cpu in
2179   powerpc)
2180     # Since July 2007 AmigaOS4 officially supports .so libraries.
2181     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2182     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2183     ;;
2184   m68k)
2185     library_names_spec='$libname.ixlibrary $libname.a'
2186     # Create ${libname}_ixlibrary.a entries in /sys/libs.
2187     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 ${libname}_ixlibrary.a || exit 1; done'
2188     ;;
2189   esac
2190   ;;
2191
2192 beos*)
2193   library_names_spec='${libname}${shared_ext}'
2194   dynamic_linker="$host_os ld.so"
2195   shlibpath_var=LIBRARY_PATH
2196   ;;
2197
2198 bsdi[[45]]*)
2199   version_type=linux
2200   need_version=no
2201   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2202   soname_spec='${libname}${release}${shared_ext}$major'
2203   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2204   shlibpath_var=LD_LIBRARY_PATH
2205   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2206   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2207   # the default ld.so.conf also contains /usr/contrib/lib and
2208   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2209   # libtool to hard-code these into programs
2210   ;;
2211
2212 cygwin* | mingw* | pw32* | cegcc*)
2213   version_type=windows
2214   shrext_cmds=".dll"
2215   need_version=no
2216   need_lib_prefix=no
2217
2218   case $GCC,$host_os in
2219   yes,cygwin* | yes,mingw* | yes,pw32* | yes,cegcc*)
2220     library_names_spec='$libname.dll.a'
2221     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2222     postinstall_cmds='base_file=`basename \${file}`~
2223       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2224       dldir=$destdir/`dirname \$dlpath`~
2225       test -d \$dldir || mkdir -p \$dldir~
2226       $install_prog $dir/$dlname \$dldir/$dlname~
2227       chmod a+x \$dldir/$dlname~
2228       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2229         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2230       fi'
2231     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2232       dlpath=$dir/\$dldll~
2233        $RM \$dlpath'
2234     shlibpath_overrides_runpath=yes
2235
2236     case $host_os in
2237     cygwin*)
2238       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2239       soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2240 m4_if([$1], [],[
2241       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2242       ;;
2243     mingw* | cegcc*)
2244       # MinGW DLLs use traditional 'lib' prefix
2245       soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2246       ;;
2247     pw32*)
2248       # pw32 DLLs use 'pw' prefix rather than 'lib'
2249       library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2250       ;;
2251     esac
2252     ;;
2253
2254   *)
2255     library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
2256     ;;
2257   esac
2258   dynamic_linker='Win32 ld.exe'
2259   # FIXME: first we should search . and the directory the executable is in
2260   shlibpath_var=PATH
2261   ;;
2262
2263 darwin* | rhapsody*)
2264   dynamic_linker="$host_os dyld"
2265   version_type=darwin
2266   need_lib_prefix=no
2267   need_version=no
2268   library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
2269   soname_spec='${libname}${release}${major}$shared_ext'
2270   shlibpath_overrides_runpath=yes
2271   shlibpath_var=DYLD_LIBRARY_PATH
2272   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2273 m4_if([$1], [],[
2274   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2275   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2276   ;;
2277
2278 dgux*)
2279   version_type=linux
2280   need_lib_prefix=no
2281   need_version=no
2282   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
2283   soname_spec='${libname}${release}${shared_ext}$major'
2284   shlibpath_var=LD_LIBRARY_PATH
2285   ;;
2286
2287 freebsd* | dragonfly*)
2288   # DragonFly does not have aout.  When/if they implement a new
2289   # versioning mechanism, adjust this.
2290   if test -x /usr/bin/objformat; then
2291     objformat=`/usr/bin/objformat`
2292   else
2293     case $host_os in
2294     freebsd[[123]]*) objformat=aout ;;
2295     *) objformat=elf ;;
2296     esac
2297   fi
2298   version_type=freebsd-$objformat
2299   case $version_type in
2300     freebsd-elf*)
2301       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2302       need_version=no
2303       need_lib_prefix=no
2304       ;;
2305     freebsd-*)
2306       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
2307       need_version=yes
2308       ;;
2309   esac
2310   shlibpath_var=LD_LIBRARY_PATH
2311   case $host_os in
2312   freebsd2*)
2313     shlibpath_overrides_runpath=yes
2314     ;;
2315   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2316     shlibpath_overrides_runpath=yes
2317     hardcode_into_libs=yes
2318     ;;
2319   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2320   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2321     shlibpath_overrides_runpath=no
2322     hardcode_into_libs=yes
2323     ;;
2324   *) # from 4.6 on, and DragonFly
2325     shlibpath_overrides_runpath=yes
2326     hardcode_into_libs=yes
2327     ;;
2328   esac
2329   ;;
2330
2331 gnu*)
2332   version_type=linux
2333   need_lib_prefix=no
2334   need_version=no
2335   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2336   soname_spec='${libname}${release}${shared_ext}$major'
2337   shlibpath_var=LD_LIBRARY_PATH
2338   hardcode_into_libs=yes
2339   ;;
2340
2341 haiku*)
2342   version_type=linux
2343   need_lib_prefix=no
2344   need_version=no
2345   dynamic_linker="$host_os runtime_loader"
2346   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2347   soname_spec='${libname}${release}${shared_ext}$major'
2348   shlibpath_var=LIBRARY_PATH
2349   shlibpath_overrides_runpath=yes
2350   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/beos/system/lib'
2351   hardcode_into_libs=yes
2352   ;;
2353
2354 hpux9* | hpux10* | hpux11*)
2355   # Give a soname corresponding to the major version so that dld.sl refuses to
2356   # link against other versions.
2357   version_type=sunos
2358   need_lib_prefix=no
2359   need_version=no
2360   case $host_cpu in
2361   ia64*)
2362     shrext_cmds='.so'
2363     hardcode_into_libs=yes
2364     dynamic_linker="$host_os dld.so"
2365     shlibpath_var=LD_LIBRARY_PATH
2366     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2367     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2368     soname_spec='${libname}${release}${shared_ext}$major'
2369     if test "X$HPUX_IA64_MODE" = X32; then
2370       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2371     else
2372       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2373     fi
2374     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2375     ;;
2376   hppa*64*)
2377     shrext_cmds='.sl'
2378     hardcode_into_libs=yes
2379     dynamic_linker="$host_os dld.sl"
2380     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2381     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2382     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2383     soname_spec='${libname}${release}${shared_ext}$major'
2384     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2385     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2386     ;;
2387   *)
2388     shrext_cmds='.sl'
2389     dynamic_linker="$host_os dld.sl"
2390     shlibpath_var=SHLIB_PATH
2391     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2392     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2393     soname_spec='${libname}${release}${shared_ext}$major'
2394     ;;
2395   esac
2396   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2397   postinstall_cmds='chmod 555 $lib'
2398   # or fails outright, so override atomically:
2399   install_override_mode=555
2400   ;;
2401
2402 interix[[3-9]]*)
2403   version_type=linux
2404   need_lib_prefix=no
2405   need_version=no
2406   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2407   soname_spec='${libname}${release}${shared_ext}$major'
2408   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2409   shlibpath_var=LD_LIBRARY_PATH
2410   shlibpath_overrides_runpath=no
2411   hardcode_into_libs=yes
2412   ;;
2413
2414 irix5* | irix6* | nonstopux*)
2415   case $host_os in
2416     nonstopux*) version_type=nonstopux ;;
2417     *)
2418         if test "$lt_cv_prog_gnu_ld" = yes; then
2419                 version_type=linux
2420         else
2421                 version_type=irix
2422         fi ;;
2423   esac
2424   need_lib_prefix=no
2425   need_version=no
2426   soname_spec='${libname}${release}${shared_ext}$major'
2427   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
2428   case $host_os in
2429   irix5* | nonstopux*)
2430     libsuff= shlibsuff=
2431     ;;
2432   *)
2433     case $LD in # libtool.m4 will add one of these switches to LD
2434     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2435       libsuff= shlibsuff= libmagic=32-bit;;
2436     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2437       libsuff=32 shlibsuff=N32 libmagic=N32;;
2438     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2439       libsuff=64 shlibsuff=64 libmagic=64-bit;;
2440     *) libsuff= shlibsuff= libmagic=never-match;;
2441     esac
2442     ;;
2443   esac
2444   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2445   shlibpath_overrides_runpath=no
2446   sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
2447   sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
2448   hardcode_into_libs=yes
2449   ;;
2450
2451 # No shared lib support for Linux oldld, aout, or coff.
2452 linux*oldld* | linux*aout* | linux*coff*)
2453   dynamic_linker=no
2454   ;;
2455
2456 # This must be Linux ELF.
2457 linux* | k*bsd*-gnu | kopensolaris*-gnu)
2458   version_type=linux
2459   need_lib_prefix=no
2460   need_version=no
2461   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2462   soname_spec='${libname}${release}${shared_ext}$major'
2463   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2464   shlibpath_var=LD_LIBRARY_PATH
2465   shlibpath_overrides_runpath=no
2466
2467   # Some binutils ld are patched to set DT_RUNPATH
2468   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2469     [lt_cv_shlibpath_overrides_runpath=no
2470     save_LDFLAGS=$LDFLAGS
2471     save_libdir=$libdir
2472     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2473          LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2474     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2475       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2476          [lt_cv_shlibpath_overrides_runpath=yes])])
2477     LDFLAGS=$save_LDFLAGS
2478     libdir=$save_libdir
2479     ])
2480   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2481
2482   # This implies no fast_install, which is unacceptable.
2483   # Some rework will be needed to allow for fast_install
2484   # before this can be enabled.
2485   hardcode_into_libs=yes
2486
2487   # Append ld.so.conf contents to the search path
2488   if test -f /etc/ld.so.conf; then
2489     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' ' '`
2490     sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2491   fi
2492
2493   # We used to test for /lib/ld.so.1 and disable shared libraries on
2494   # powerpc, because MkLinux only supported shared libraries with the
2495   # GNU dynamic linker.  Since this was broken with cross compilers,
2496   # most powerpc-linux boxes support dynamic linking these days and
2497   # people can always --disable-shared, the test was removed, and we
2498   # assume the GNU/Linux dynamic linker is in use.
2499   dynamic_linker='GNU/Linux ld.so'
2500   ;;
2501
2502 netbsd*)
2503   version_type=sunos
2504   need_lib_prefix=no
2505   need_version=no
2506   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2507     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2508     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2509     dynamic_linker='NetBSD (a.out) ld.so'
2510   else
2511     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2512     soname_spec='${libname}${release}${shared_ext}$major'
2513     dynamic_linker='NetBSD ld.elf_so'
2514   fi
2515   shlibpath_var=LD_LIBRARY_PATH
2516   shlibpath_overrides_runpath=yes
2517   hardcode_into_libs=yes
2518   ;;
2519
2520 newsos6)
2521   version_type=linux
2522   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2523   shlibpath_var=LD_LIBRARY_PATH
2524   shlibpath_overrides_runpath=yes
2525   ;;
2526
2527 *nto* | *qnx*)
2528   version_type=qnx
2529   need_lib_prefix=no
2530   need_version=no
2531   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2532   soname_spec='${libname}${release}${shared_ext}$major'
2533   shlibpath_var=LD_LIBRARY_PATH
2534   shlibpath_overrides_runpath=no
2535   hardcode_into_libs=yes
2536   dynamic_linker='ldqnx.so'
2537   ;;
2538
2539 openbsd*)
2540   version_type=sunos
2541   sys_lib_dlsearch_path_spec="/usr/lib"
2542   need_lib_prefix=no
2543   # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
2544   case $host_os in
2545     openbsd3.3 | openbsd3.3.*)  need_version=yes ;;
2546     *)                          need_version=no  ;;
2547   esac
2548   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2549   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2550   shlibpath_var=LD_LIBRARY_PATH
2551   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2552     case $host_os in
2553       openbsd2.[[89]] | openbsd2.[[89]].*)
2554         shlibpath_overrides_runpath=no
2555         ;;
2556       *)
2557         shlibpath_overrides_runpath=yes
2558         ;;
2559       esac
2560   else
2561     shlibpath_overrides_runpath=yes
2562   fi
2563   ;;
2564
2565 os2*)
2566   libname_spec='$name'
2567   shrext_cmds=".dll"
2568   need_lib_prefix=no
2569   library_names_spec='$libname${shared_ext} $libname.a'
2570   dynamic_linker='OS/2 ld.exe'
2571   shlibpath_var=LIBPATH
2572   ;;
2573
2574 osf3* | osf4* | osf5*)
2575   version_type=osf
2576   need_lib_prefix=no
2577   need_version=no
2578   soname_spec='${libname}${release}${shared_ext}$major'
2579   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2580   shlibpath_var=LD_LIBRARY_PATH
2581   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2582   sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2583   ;;
2584
2585 rdos*)
2586   dynamic_linker=no
2587   ;;
2588
2589 solaris*)
2590   version_type=linux
2591   need_lib_prefix=no
2592   need_version=no
2593   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2594   soname_spec='${libname}${release}${shared_ext}$major'
2595   shlibpath_var=LD_LIBRARY_PATH
2596   shlibpath_overrides_runpath=yes
2597   hardcode_into_libs=yes
2598   # ldd complains unless libraries are executable
2599   postinstall_cmds='chmod +x $lib'
2600   ;;
2601
2602 sunos4*)
2603   version_type=sunos
2604   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2605   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2606   shlibpath_var=LD_LIBRARY_PATH
2607   shlibpath_overrides_runpath=yes
2608   if test "$with_gnu_ld" = yes; then
2609     need_lib_prefix=no
2610   fi
2611   need_version=yes
2612   ;;
2613
2614 sysv4 | sysv4.3*)
2615   version_type=linux
2616   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2617   soname_spec='${libname}${release}${shared_ext}$major'
2618   shlibpath_var=LD_LIBRARY_PATH
2619   case $host_vendor in
2620     sni)
2621       shlibpath_overrides_runpath=no
2622       need_lib_prefix=no
2623       runpath_var=LD_RUN_PATH
2624       ;;
2625     siemens)
2626       need_lib_prefix=no
2627       ;;
2628     motorola)
2629       need_lib_prefix=no
2630       need_version=no
2631       shlibpath_overrides_runpath=no
2632       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2633       ;;
2634   esac
2635   ;;
2636
2637 sysv4*MP*)
2638   if test -d /usr/nec ;then
2639     version_type=linux
2640     library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
2641     soname_spec='$libname${shared_ext}.$major'
2642     shlibpath_var=LD_LIBRARY_PATH
2643   fi
2644   ;;
2645
2646 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
2647   version_type=freebsd-elf
2648   need_lib_prefix=no
2649   need_version=no
2650   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2651   soname_spec='${libname}${release}${shared_ext}$major'
2652   shlibpath_var=LD_LIBRARY_PATH
2653   shlibpath_overrides_runpath=yes
2654   hardcode_into_libs=yes
2655   if test "$with_gnu_ld" = yes; then
2656     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2657   else
2658     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2659     case $host_os in
2660       sco3.2v5*)
2661         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2662         ;;
2663     esac
2664   fi
2665   sys_lib_dlsearch_path_spec='/usr/lib'
2666   ;;
2667
2668 tpf*)
2669   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
2670   version_type=linux
2671   need_lib_prefix=no
2672   need_version=no
2673   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2674   shlibpath_var=LD_LIBRARY_PATH
2675   shlibpath_overrides_runpath=no
2676   hardcode_into_libs=yes
2677   ;;
2678
2679 uts4*)
2680   version_type=linux
2681   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2682   soname_spec='${libname}${release}${shared_ext}$major'
2683   shlibpath_var=LD_LIBRARY_PATH
2684   ;;
2685
2686 *)
2687   dynamic_linker=no
2688   ;;
2689 esac
2690 AC_MSG_RESULT([$dynamic_linker])
2691 test "$dynamic_linker" = no && can_build_shared=no
2692
2693 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2694 if test "$GCC" = yes; then
2695   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2696 fi
2697
2698 if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
2699   sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
2700 fi
2701 if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
2702   sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
2703 fi
2704
2705 _LT_DECL([], [variables_saved_for_relink], [1],
2706     [Variables whose values should be saved in libtool wrapper scripts and
2707     restored at link time])
2708 _LT_DECL([], [need_lib_prefix], [0],
2709     [Do we need the "lib" prefix for modules?])
2710 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2711 _LT_DECL([], [version_type], [0], [Library versioning type])
2712 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
2713 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2714 _LT_DECL([], [shlibpath_overrides_runpath], [0],
2715     [Is shlibpath searched before the hard-coded library search path?])
2716 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2717 _LT_DECL([], [library_names_spec], [1],
2718     [[List of archive names.  First name is the real one, the rest are links.
2719     The last name is the one that the linker finds with -lNAME]])
2720 _LT_DECL([], [soname_spec], [1],
2721     [[The coded name of the library, if different from the real name]])
2722 _LT_DECL([], [install_override_mode], [1],
2723     [Permission mode override for installation of shared libraries])
2724 _LT_DECL([], [postinstall_cmds], [2],
2725     [Command to use after installation of a shared archive])
2726 _LT_DECL([], [postuninstall_cmds], [2],
2727     [Command to use after uninstallation of a shared archive])
2728 _LT_DECL([], [finish_cmds], [2],
2729     [Commands used to finish a libtool library installation in a directory])
2730 _LT_DECL([], [finish_eval], [1],
2731     [[As "finish_cmds", except a single script fragment to be evaled but
2732     not shown]])
2733 _LT_DECL([], [hardcode_into_libs], [0],
2734     [Whether we should hardcode library paths into libraries])
2735 _LT_DECL([], [sys_lib_search_path_spec], [2],
2736     [Compile-time system search path for libraries])
2737 _LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2738     [Run-time system search path for libraries])
2739 ])# _LT_SYS_DYNAMIC_LINKER
2740
2741
2742 # _LT_PATH_TOOL_PREFIX(TOOL)
2743 # --------------------------
2744 # find a file program which can recognize shared library
2745 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2746 [m4_require([_LT_DECL_EGREP])dnl
2747 AC_MSG_CHECKING([for $1])
2748 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2749 [case $MAGIC_CMD in
2750 [[\\/*] |  ?:[\\/]*])
2751   lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
2752   ;;
2753 *)
2754   lt_save_MAGIC_CMD="$MAGIC_CMD"
2755   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2756 dnl $ac_dummy forces splitting on constant user-supplied paths.
2757 dnl POSIX.2 word splitting is done only on the output of word expansions,
2758 dnl not every word.  This closes a longstanding sh security hole.
2759   ac_dummy="m4_if([$2], , $PATH, [$2])"
2760   for ac_dir in $ac_dummy; do
2761     IFS="$lt_save_ifs"
2762     test -z "$ac_dir" && ac_dir=.
2763     if test -f $ac_dir/$1; then
2764       lt_cv_path_MAGIC_CMD="$ac_dir/$1"
2765       if test -n "$file_magic_test_file"; then
2766         case $deplibs_check_method in
2767         "file_magic "*)
2768           file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
2769           MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2770           if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2771             $EGREP "$file_magic_regex" > /dev/null; then
2772             :
2773           else
2774             cat <<_LT_EOF 1>&2
2775
2776 *** Warning: the command libtool uses to detect shared libraries,
2777 *** $file_magic_cmd, produces output that libtool cannot recognize.
2778 *** The result is that libtool may fail to recognize shared libraries
2779 *** as such.  This will affect the creation of libtool libraries that
2780 *** depend on shared libraries, but programs linked with such libtool
2781 *** libraries will work regardless of this problem.  Nevertheless, you
2782 *** may want to report the problem to your system manager and/or to
2783 *** bug-libtool@gnu.org
2784
2785 _LT_EOF
2786           fi ;;
2787         esac
2788       fi
2789       break
2790     fi
2791   done
2792   IFS="$lt_save_ifs"
2793   MAGIC_CMD="$lt_save_MAGIC_CMD"
2794   ;;
2795 esac])
2796 MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2797 if test -n "$MAGIC_CMD"; then
2798   AC_MSG_RESULT($MAGIC_CMD)
2799 else
2800   AC_MSG_RESULT(no)
2801 fi
2802 _LT_DECL([], [MAGIC_CMD], [0],
2803          [Used to examine libraries when file_magic_cmd begins with "file"])dnl
2804 ])# _LT_PATH_TOOL_PREFIX
2805
2806 # Old name:
2807 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
2808 dnl aclocal-1.4 backwards compatibility:
2809 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
2810
2811
2812 # _LT_PATH_MAGIC
2813 # --------------
2814 # find a file program which can recognize a shared library
2815 m4_defun([_LT_PATH_MAGIC],
2816 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
2817 if test -z "$lt_cv_path_MAGIC_CMD"; then
2818   if test -n "$ac_tool_prefix"; then
2819     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
2820   else
2821     MAGIC_CMD=:
2822   fi
2823 fi
2824 ])# _LT_PATH_MAGIC
2825
2826
2827 # LT_PATH_LD
2828 # ----------
2829 # find the pathname to the GNU or non-GNU linker
2830 AC_DEFUN([LT_PATH_LD],
2831 [AC_REQUIRE([AC_PROG_CC])dnl
2832 AC_REQUIRE([AC_CANONICAL_HOST])dnl
2833 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
2834 m4_require([_LT_DECL_SED])dnl
2835 m4_require([_LT_DECL_EGREP])dnl
2836 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
2837
2838 AC_ARG_WITH([gnu-ld],
2839     [AS_HELP_STRING([--with-gnu-ld],
2840         [assume the C compiler uses GNU ld @<:@default=no@:>@])],
2841     [test "$withval" = no || with_gnu_ld=yes],
2842     [with_gnu_ld=no])dnl
2843
2844 ac_prog=ld
2845 if test "$GCC" = yes; then
2846   # Check if gcc -print-prog-name=ld gives a path.
2847   AC_MSG_CHECKING([for ld used by $CC])
2848   case $host in
2849   *-*-mingw*)
2850     # gcc leaves a trailing carriage return which upsets mingw
2851     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
2852   *)
2853     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
2854   esac
2855   case $ac_prog in
2856     # Accept absolute paths.
2857     [[\\/]]* | ?:[[\\/]]*)
2858       re_direlt='/[[^/]][[^/]]*/\.\./'
2859       # Canonicalize the pathname of ld
2860       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
2861       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
2862         ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
2863       done
2864       test -z "$LD" && LD="$ac_prog"
2865       ;;
2866   "")
2867     # If it fails, then pretend we aren't using GCC.
2868     ac_prog=ld
2869     ;;
2870   *)
2871     # If it is relative, then search for the first ld in PATH.
2872     with_gnu_ld=unknown
2873     ;;
2874   esac
2875 elif test "$with_gnu_ld" = yes; then
2876   AC_MSG_CHECKING([for GNU ld])
2877 else
2878   AC_MSG_CHECKING([for non-GNU ld])
2879 fi
2880 AC_CACHE_VAL(lt_cv_path_LD,
2881 [if test -z "$LD"; then
2882   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2883   for ac_dir in $PATH; do
2884     IFS="$lt_save_ifs"
2885     test -z "$ac_dir" && ac_dir=.
2886     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
2887       lt_cv_path_LD="$ac_dir/$ac_prog"
2888       # Check to see if the program is GNU ld.  I'd rather use --version,
2889       # but apparently some variants of GNU ld only accept -v.
2890       # Break only if it was the GNU/non-GNU ld that we prefer.
2891       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
2892       *GNU* | *'with BFD'*)
2893         test "$with_gnu_ld" != no && break
2894         ;;
2895       *)
2896         test "$with_gnu_ld" != yes && break
2897         ;;
2898       esac
2899     fi
2900   done
2901   IFS="$lt_save_ifs"
2902 else
2903   lt_cv_path_LD="$LD" # Let the user override the test with a path.
2904 fi])
2905 LD="$lt_cv_path_LD"
2906 if test -n "$LD"; then
2907   AC_MSG_RESULT($LD)
2908 else
2909   AC_MSG_RESULT(no)
2910 fi
2911 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
2912 _LT_PATH_LD_GNU
2913 AC_SUBST([LD])
2914
2915 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
2916 ])# LT_PATH_LD
2917
2918 # Old names:
2919 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
2920 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
2921 dnl aclocal-1.4 backwards compatibility:
2922 dnl AC_DEFUN([AM_PROG_LD], [])
2923 dnl AC_DEFUN([AC_PROG_LD], [])
2924
2925
2926 # _LT_PATH_LD_GNU
2927 #- --------------
2928 m4_defun([_LT_PATH_LD_GNU],
2929 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
2930 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
2931 case `$LD -v 2>&1 </dev/null` in
2932 *GNU* | *'with BFD'*)
2933   lt_cv_prog_gnu_ld=yes
2934   ;;
2935 *)
2936   lt_cv_prog_gnu_ld=no
2937   ;;
2938 esac])
2939 with_gnu_ld=$lt_cv_prog_gnu_ld
2940 ])# _LT_PATH_LD_GNU
2941
2942
2943 # _LT_CMD_RELOAD
2944 # --------------
2945 # find reload flag for linker
2946 #   -- PORTME Some linkers may need a different reload flag.
2947 m4_defun([_LT_CMD_RELOAD],
2948 [AC_CACHE_CHECK([for $LD option to reload object files],
2949   lt_cv_ld_reload_flag,
2950   [lt_cv_ld_reload_flag='-r'])
2951 reload_flag=$lt_cv_ld_reload_flag
2952 case $reload_flag in
2953 "" | " "*) ;;
2954 *) reload_flag=" $reload_flag" ;;
2955 esac
2956 reload_cmds='$LD$reload_flag -o $output$reload_objs'
2957 case $host_os in
2958   darwin*)
2959     if test "$GCC" = yes; then
2960       reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
2961     else
2962       reload_cmds='$LD$reload_flag -o $output$reload_objs'
2963     fi
2964     ;;
2965 esac
2966 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
2967 _LT_TAGDECL([], [reload_cmds], [2])dnl
2968 ])# _LT_CMD_RELOAD
2969
2970
2971 # _LT_CHECK_MAGIC_METHOD
2972 # ----------------------
2973 # how to check for library dependencies
2974 #  -- PORTME fill in with the dynamic library characteristics
2975 m4_defun([_LT_CHECK_MAGIC_METHOD],
2976 [m4_require([_LT_DECL_EGREP])
2977 m4_require([_LT_DECL_OBJDUMP])
2978 AC_CACHE_CHECK([how to recognize dependent libraries],
2979 lt_cv_deplibs_check_method,
2980 [lt_cv_file_magic_cmd='$MAGIC_CMD'
2981 lt_cv_file_magic_test_file=
2982 lt_cv_deplibs_check_method='unknown'
2983 # Need to set the preceding variable on all platforms that support
2984 # interlibrary dependencies.
2985 # 'none' -- dependencies not supported.
2986 # `unknown' -- same as none, but documents that we really don't know.
2987 # 'pass_all' -- all dependencies passed with no checks.
2988 # 'test_compile' -- check by making test program.
2989 # 'file_magic [[regex]]' -- check by looking for files in library path
2990 # which responds to the $file_magic_cmd with a given extended regex.
2991 # If you have `file' or equivalent on your system and you're not sure
2992 # whether `pass_all' will *always* work, you probably want this one.
2993
2994 case $host_os in
2995 aix[[4-9]]*)
2996   lt_cv_deplibs_check_method=pass_all
2997   ;;
2998
2999 beos*)
3000   lt_cv_deplibs_check_method=pass_all
3001   ;;
3002
3003 bsdi[[45]]*)
3004   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3005   lt_cv_file_magic_cmd='/usr/bin/file -L'
3006   lt_cv_file_magic_test_file=/shlib/libc.so
3007   ;;
3008
3009 cygwin*)
3010   # func_win32_libid is a shell function defined in ltmain.sh
3011   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3012   lt_cv_file_magic_cmd='func_win32_libid'
3013   ;;
3014
3015 mingw* | pw32*)
3016   # Base MSYS/MinGW do not provide the 'file' command needed by
3017   # func_win32_libid shell function, so use a weaker test based on 'objdump',
3018   # unless we find 'file', for example because we are cross-compiling.
3019   # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
3020   if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
3021     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3022     lt_cv_file_magic_cmd='func_win32_libid'
3023   else
3024     lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
3025     lt_cv_file_magic_cmd='$OBJDUMP -f'
3026   fi
3027   ;;
3028
3029 cegcc*)
3030   # use the weaker test based on 'objdump'. See mingw*.
3031   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3032   lt_cv_file_magic_cmd='$OBJDUMP -f'
3033   ;;
3034
3035 darwin* | rhapsody*)
3036   lt_cv_deplibs_check_method=pass_all
3037   ;;
3038
3039 freebsd* | dragonfly*)
3040   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3041     case $host_cpu in
3042     i*86 )
3043       # Not sure whether the presence of OpenBSD here was a mistake.
3044       # Let's accept both of them until this is cleared up.
3045       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3046       lt_cv_file_magic_cmd=/usr/bin/file
3047       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3048       ;;
3049     esac
3050   else
3051     lt_cv_deplibs_check_method=pass_all
3052   fi
3053   ;;
3054
3055 gnu*)
3056   lt_cv_deplibs_check_method=pass_all
3057   ;;
3058
3059 haiku*)
3060   lt_cv_deplibs_check_method=pass_all
3061   ;;
3062
3063 hpux10.20* | hpux11*)
3064   lt_cv_file_magic_cmd=/usr/bin/file
3065   case $host_cpu in
3066   ia64*)
3067     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3068     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3069     ;;
3070   hppa*64*)
3071     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3072     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3073     ;;
3074   *)
3075     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3076     lt_cv_file_magic_test_file=/usr/lib/libc.sl
3077     ;;
3078   esac
3079   ;;
3080
3081 interix[[3-9]]*)
3082   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3083   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3084   ;;
3085
3086 irix5* | irix6* | nonstopux*)
3087   case $LD in
3088   *-32|*"-32 ") libmagic=32-bit;;
3089   *-n32|*"-n32 ") libmagic=N32;;
3090   *-64|*"-64 ") libmagic=64-bit;;
3091   *) libmagic=never-match;;
3092   esac
3093   lt_cv_deplibs_check_method=pass_all
3094   ;;
3095
3096 # This must be Linux ELF.
3097 linux* | k*bsd*-gnu | kopensolaris*-gnu)
3098   lt_cv_deplibs_check_method=pass_all
3099   ;;
3100
3101 netbsd*)
3102   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3103     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3104   else
3105     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3106   fi
3107   ;;
3108
3109 newos6*)
3110   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3111   lt_cv_file_magic_cmd=/usr/bin/file
3112   lt_cv_file_magic_test_file=/usr/lib/libnls.so
3113   ;;
3114
3115 *nto* | *qnx*)
3116   lt_cv_deplibs_check_method=pass_all
3117   ;;
3118
3119 openbsd*)
3120   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3121     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3122   else
3123     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3124   fi
3125   ;;
3126
3127 osf3* | osf4* | osf5*)
3128   lt_cv_deplibs_check_method=pass_all
3129   ;;
3130
3131 rdos*)
3132   lt_cv_deplibs_check_method=pass_all
3133   ;;
3134
3135 solaris*)
3136   lt_cv_deplibs_check_method=pass_all
3137   ;;
3138
3139 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3140   lt_cv_deplibs_check_method=pass_all
3141   ;;
3142
3143 sysv4 | sysv4.3*)
3144   case $host_vendor in
3145   motorola)
3146     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3147     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3148     ;;
3149   ncr)
3150     lt_cv_deplibs_check_method=pass_all
3151     ;;
3152   sequent)
3153     lt_cv_file_magic_cmd='/bin/file'
3154     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3155     ;;
3156   sni)
3157     lt_cv_file_magic_cmd='/bin/file'
3158     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3159     lt_cv_file_magic_test_file=/lib/libc.so
3160     ;;
3161   siemens)
3162     lt_cv_deplibs_check_method=pass_all
3163     ;;
3164   pc)
3165     lt_cv_deplibs_check_method=pass_all
3166     ;;
3167   esac
3168   ;;
3169
3170 tpf*)
3171   lt_cv_deplibs_check_method=pass_all
3172   ;;
3173 esac
3174 ])
3175 file_magic_cmd=$lt_cv_file_magic_cmd
3176 deplibs_check_method=$lt_cv_deplibs_check_method
3177 test -z "$deplibs_check_method" && deplibs_check_method=unknown
3178
3179 _LT_DECL([], [deplibs_check_method], [1],
3180     [Method to check whether dependent libraries are shared objects])
3181 _LT_DECL([], [file_magic_cmd], [1],
3182     [Command to use when deplibs_check_method == "file_magic"])
3183 ])# _LT_CHECK_MAGIC_METHOD
3184
3185
3186 # LT_PATH_NM
3187 # ----------
3188 # find the pathname to a BSD- or MS-compatible name lister
3189 AC_DEFUN([LT_PATH_NM],
3190 [AC_REQUIRE([AC_PROG_CC])dnl
3191 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3192 [if test -n "$NM"; then
3193   # Let the user override the test.
3194   lt_cv_path_NM="$NM"
3195 else
3196   lt_nm_to_check="${ac_tool_prefix}nm"
3197   if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3198     lt_nm_to_check="$lt_nm_to_check nm"
3199   fi
3200   for lt_tmp_nm in $lt_nm_to_check; do
3201     lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3202     for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3203       IFS="$lt_save_ifs"
3204       test -z "$ac_dir" && ac_dir=.
3205       tmp_nm="$ac_dir/$lt_tmp_nm"
3206       if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
3207         # Check to see if the nm accepts a BSD-compat flag.
3208         # Adding the `sed 1q' prevents false positives on HP-UX, which says:
3209         #   nm: unknown option "B" ignored
3210         # Tru64's nm complains that /dev/null is an invalid object file
3211         case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
3212         */dev/null* | *'Invalid file or object type'*)
3213           lt_cv_path_NM="$tmp_nm -B"
3214           break
3215           ;;
3216         *)
3217           case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3218           */dev/null*)
3219             lt_cv_path_NM="$tmp_nm -p"
3220             break
3221             ;;
3222           *)
3223             lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3224             continue # so that we can try to find one that supports BSD flags
3225             ;;
3226           esac
3227           ;;
3228         esac
3229       fi
3230     done
3231     IFS="$lt_save_ifs"
3232   done
3233   : ${lt_cv_path_NM=no}
3234 fi])
3235 if test "$lt_cv_path_NM" != "no"; then
3236   NM="$lt_cv_path_NM"
3237 else
3238   # Didn't find any BSD compatible name lister, look for dumpbin.
3239   if test -n "$DUMPBIN"; then :
3240     # Let the user override the test.
3241   else
3242     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3243     case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
3244     *COFF*)
3245       DUMPBIN="$DUMPBIN -symbols"
3246       ;;
3247     *)
3248       DUMPBIN=:
3249       ;;
3250     esac
3251   fi
3252   AC_SUBST([DUMPBIN])
3253   if test "$DUMPBIN" != ":"; then
3254     NM="$DUMPBIN"
3255   fi
3256 fi
3257 test -z "$NM" && NM=nm
3258 AC_SUBST([NM])
3259 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3260
3261 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3262   [lt_cv_nm_interface="BSD nm"
3263   echo "int some_variable = 0;" > conftest.$ac_ext
3264   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3265   (eval "$ac_compile" 2>conftest.err)
3266   cat conftest.err >&AS_MESSAGE_LOG_FD
3267   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3268   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3269   cat conftest.err >&AS_MESSAGE_LOG_FD
3270   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3271   cat conftest.out >&AS_MESSAGE_LOG_FD
3272   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3273     lt_cv_nm_interface="MS dumpbin"
3274   fi
3275   rm -f conftest*])
3276 ])# LT_PATH_NM
3277
3278 # Old names:
3279 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3280 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3281 dnl aclocal-1.4 backwards compatibility:
3282 dnl AC_DEFUN([AM_PROG_NM], [])
3283 dnl AC_DEFUN([AC_PROG_NM], [])
3284
3285
3286 # LT_LIB_M
3287 # --------
3288 # check for math library
3289 AC_DEFUN([LT_LIB_M],
3290 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3291 LIBM=
3292 case $host in
3293 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3294   # These system don't have libm, or don't need it
3295   ;;
3296 *-ncr-sysv4.3*)
3297   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
3298   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3299   ;;
3300 *)
3301   AC_CHECK_LIB(m, cos, LIBM="-lm")
3302   ;;
3303 esac
3304 AC_SUBST([LIBM])
3305 ])# LT_LIB_M
3306
3307 # Old name:
3308 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3309 dnl aclocal-1.4 backwards compatibility:
3310 dnl AC_DEFUN([AC_CHECK_LIBM], [])
3311
3312
3313 # _LT_COMPILER_NO_RTTI([TAGNAME])
3314 # -------------------------------
3315 m4_defun([_LT_COMPILER_NO_RTTI],
3316 [m4_require([_LT_TAG_COMPILER])dnl
3317
3318 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3319
3320 if test "$GCC" = yes; then
3321   case $cc_basename in
3322   nvcc*)
3323     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3324   *)
3325     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3326   esac
3327
3328   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3329     lt_cv_prog_compiler_rtti_exceptions,
3330     [-fno-rtti -fno-exceptions], [],
3331     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3332 fi
3333 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3334         [Compiler flag to turn off builtin functions])
3335 ])# _LT_COMPILER_NO_RTTI
3336
3337
3338 # _LT_CMD_GLOBAL_SYMBOLS
3339 # ----------------------
3340 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3341 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3342 AC_REQUIRE([AC_PROG_CC])dnl
3343 AC_REQUIRE([AC_PROG_AWK])dnl
3344 AC_REQUIRE([LT_PATH_NM])dnl
3345 AC_REQUIRE([LT_PATH_LD])dnl
3346 m4_require([_LT_DECL_SED])dnl
3347 m4_require([_LT_DECL_EGREP])dnl
3348 m4_require([_LT_TAG_COMPILER])dnl
3349
3350 # Check for command to grab the raw symbol name followed by C symbol from nm.
3351 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3352 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3353 [
3354 # These are sane defaults that work on at least a few old systems.
3355 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3356
3357 # Character class describing NM global symbol codes.
3358 symcode='[[BCDEGRST]]'
3359
3360 # Regexp to match symbols that can be accessed directly from C.
3361 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3362
3363 # Define system-specific variables.
3364 case $host_os in
3365 aix*)
3366   symcode='[[BCDT]]'
3367   ;;
3368 cygwin* | mingw* | pw32* | cegcc*)
3369   symcode='[[ABCDGISTW]]'
3370   ;;
3371 hpux*)
3372   if test "$host_cpu" = ia64; then
3373     symcode='[[ABCDEGRST]]'
3374   fi
3375   ;;
3376 irix* | nonstopux*)
3377   symcode='[[BCDEGRST]]'
3378   ;;
3379 osf*)
3380   symcode='[[BCDEGQRST]]'
3381   ;;
3382 solaris*)
3383   symcode='[[BDRT]]'
3384   ;;
3385 sco3.2v5*)
3386   symcode='[[DT]]'
3387   ;;
3388 sysv4.2uw2*)
3389   symcode='[[DT]]'
3390   ;;
3391 sysv5* | sco5v6* | unixware* | OpenUNIX*)
3392   symcode='[[ABDT]]'
3393   ;;
3394 sysv4)
3395   symcode='[[DFNSTU]]'
3396   ;;
3397 esac
3398
3399 # If we're using GNU nm, then use its standard symbol codes.
3400 case `$NM -V 2>&1` in
3401 *GNU* | *'with BFD'*)
3402   symcode='[[ABCDGIRSTW]]' ;;
3403 esac
3404
3405 # Transform an extracted symbol line into a proper C declaration.
3406 # Some systems (esp. on ia64) link data and code symbols differently,
3407 # so use this general approach.
3408 lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
3409
3410 # Transform an extracted symbol line into symbol name and symbol address
3411 lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
3412 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'"
3413
3414 # Handle CRLF in mingw tool chain
3415 opt_cr=
3416 case $build_os in
3417 mingw*)
3418   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
3419   ;;
3420 esac
3421
3422 # Try without a prefix underscore, then with it.
3423 for ac_symprfx in "" "_"; do
3424
3425   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3426   symxfrm="\\1 $ac_symprfx\\2 \\2"
3427
3428   # Write the raw and C identifiers.
3429   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3430     # Fake it for dumpbin and say T for any non-static function
3431     # and D for any global variable.
3432     # Also find C++ and __fastcall symbols from MSVC++,
3433     # which start with @ or ?.
3434     lt_cv_sys_global_symbol_pipe="$AWK ['"\
3435 "     {last_section=section; section=\$ 3};"\
3436 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
3437 "     \$ 0!~/External *\|/{next};"\
3438 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
3439 "     {if(hide[section]) next};"\
3440 "     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
3441 "     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
3442 "     s[1]~/^[@?]/{print s[1], s[1]; next};"\
3443 "     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
3444 "     ' prfx=^$ac_symprfx]"
3445   else
3446     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[     ]]\($symcode$symcode*\)[[       ]][[    ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3447   fi
3448
3449   # Check to see that the pipe works correctly.
3450   pipe_works=no
3451
3452   rm -f conftest*
3453   cat > conftest.$ac_ext <<_LT_EOF
3454 #ifdef __cplusplus
3455 extern "C" {
3456 #endif
3457 char nm_test_var;
3458 void nm_test_func(void);
3459 void nm_test_func(void){}
3460 #ifdef __cplusplus
3461 }
3462 #endif
3463 int main(){nm_test_var='a';nm_test_func();return(0);}
3464 _LT_EOF
3465
3466   if AC_TRY_EVAL(ac_compile); then
3467     # Now try to grab the symbols.
3468     nlist=conftest.nm
3469     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
3470       # Try sorting and uniquifying the output.
3471       if sort "$nlist" | uniq > "$nlist"T; then
3472         mv -f "$nlist"T "$nlist"
3473       else
3474         rm -f "$nlist"T
3475       fi
3476
3477       # Make sure that we snagged all the symbols we need.
3478       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3479         if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3480           cat <<_LT_EOF > conftest.$ac_ext
3481 #ifdef __cplusplus
3482 extern "C" {
3483 #endif
3484
3485 _LT_EOF
3486           # Now generate the symbol file.
3487           eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
3488
3489           cat <<_LT_EOF >> conftest.$ac_ext
3490
3491 /* The mapping between symbol names and symbols.  */
3492 const struct {
3493   const char *name;
3494   void       *address;
3495 }
3496 lt__PROGRAM__LTX_preloaded_symbols[[]] =
3497 {
3498   { "@PROGRAM@", (void *) 0 },
3499 _LT_EOF
3500           $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
3501           cat <<\_LT_EOF >> conftest.$ac_ext
3502   {0, (void *) 0}
3503 };
3504
3505 /* This works around a problem in FreeBSD linker */
3506 #ifdef FREEBSD_WORKAROUND
3507 static const void *lt_preloaded_setup() {
3508   return lt__PROGRAM__LTX_preloaded_symbols;
3509 }
3510 #endif
3511
3512 #ifdef __cplusplus
3513 }
3514 #endif
3515 _LT_EOF
3516           # Now try linking the two files.
3517           mv conftest.$ac_objext conftstm.$ac_objext
3518           lt_save_LIBS="$LIBS"
3519           lt_save_CFLAGS="$CFLAGS"
3520           LIBS="conftstm.$ac_objext"
3521           CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3522           if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
3523             pipe_works=yes
3524           fi
3525           LIBS="$lt_save_LIBS"
3526           CFLAGS="$lt_save_CFLAGS"
3527         else
3528           echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3529         fi
3530       else
3531         echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3532       fi
3533     else
3534       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3535     fi
3536   else
3537     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3538     cat conftest.$ac_ext >&5
3539   fi
3540   rm -rf conftest* conftst*
3541
3542   # Do not use the global_symbol_pipe unless it works.
3543   if test "$pipe_works" = yes; then
3544     break
3545   else
3546     lt_cv_sys_global_symbol_pipe=
3547   fi
3548 done
3549 ])
3550 if test -z "$lt_cv_sys_global_symbol_pipe"; then
3551   lt_cv_sys_global_symbol_to_cdecl=
3552 fi
3553 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3554   AC_MSG_RESULT(failed)
3555 else
3556   AC_MSG_RESULT(ok)
3557 fi
3558
3559 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3560     [Take the output of nm and produce a listing of raw symbols and C names])
3561 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3562     [Transform the output of nm in a proper C declaration])
3563 _LT_DECL([global_symbol_to_c_name_address],
3564     [lt_cv_sys_global_symbol_to_c_name_address], [1],
3565     [Transform the output of nm in a C name address pair])
3566 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3567     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3568     [Transform the output of nm in a C name address pair when lib prefix is needed])
3569 ]) # _LT_CMD_GLOBAL_SYMBOLS
3570
3571
3572 # _LT_COMPILER_PIC([TAGNAME])
3573 # ---------------------------
3574 m4_defun([_LT_COMPILER_PIC],
3575 [m4_require([_LT_TAG_COMPILER])dnl
3576 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
3577 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3578 _LT_TAGVAR(lt_prog_compiler_static, $1)=
3579
3580 AC_MSG_CHECKING([for $compiler option to produce PIC])
3581 m4_if([$1], [CXX], [
3582   # C++ specific cases for pic, static, wl, etc.
3583   if test "$GXX" = yes; then
3584     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3585     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3586
3587     case $host_os in
3588     aix*)
3589       # All AIX code is PIC.
3590       if test "$host_cpu" = ia64; then
3591         # AIX 5 now supports IA64 processor
3592         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3593       fi
3594       ;;
3595
3596     amigaos*)
3597       case $host_cpu in
3598       powerpc)
3599             # see comment about AmigaOS4 .so support
3600             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3601         ;;
3602       m68k)
3603             # FIXME: we need at least 68020 code to build shared libraries, but
3604             # adding the `-m68020' flag to GCC prevents building anything better,
3605             # like `-m68040'.
3606             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3607         ;;
3608       esac
3609       ;;
3610
3611     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3612       # PIC is the default for these OSes.
3613       ;;
3614     mingw* | cygwin* | os2* | pw32* | cegcc*)
3615       # This hack is so that the source file can tell whether it is being
3616       # built for inclusion in a dll (and should export symbols for example).
3617       # Although the cygwin gcc ignores -fPIC, still need this for old-style
3618       # (--disable-auto-import) libraries
3619       m4_if([$1], [GCJ], [],
3620         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3621       ;;
3622     darwin* | rhapsody*)
3623       # PIC is the default on this platform
3624       # Common symbols not allowed in MH_DYLIB files
3625       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3626       ;;
3627     *djgpp*)
3628       # DJGPP does not support shared libraries at all
3629       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3630       ;;
3631     haiku*)
3632       # PIC is the default for Haiku.
3633       # The "-static" flag exists, but is broken.
3634       _LT_TAGVAR(lt_prog_compiler_static, $1)=
3635       ;;
3636     interix[[3-9]]*)
3637       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3638       # Instead, we relocate shared libraries at runtime.
3639       ;;
3640     sysv4*MP*)
3641       if test -d /usr/nec; then
3642         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3643       fi
3644       ;;
3645     hpux*)
3646       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3647       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3648       # sets the default TLS model and affects inlining.
3649       case $host_cpu in
3650       hppa*64*)
3651         ;;
3652       *)
3653         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3654         ;;
3655       esac
3656       ;;
3657     *qnx* | *nto*)
3658       # QNX uses GNU C++, but need to define -shared option too, otherwise
3659       # it will coredump.
3660       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3661       ;;
3662     *)
3663       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3664       ;;
3665     esac
3666   else
3667     case $host_os in
3668       aix[[4-9]]*)
3669         # All AIX code is PIC.
3670         if test "$host_cpu" = ia64; then
3671           # AIX 5 now supports IA64 processor
3672           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3673         else
3674           _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3675         fi
3676         ;;
3677       chorus*)
3678         case $cc_basename in
3679         cxch68*)
3680           # Green Hills C++ Compiler
3681           # _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"
3682           ;;
3683         esac
3684         ;;
3685       dgux*)
3686         case $cc_basename in
3687           ec++*)
3688             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3689             ;;
3690           ghcx*)
3691             # Green Hills C++ Compiler
3692             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3693             ;;
3694           *)
3695             ;;
3696         esac
3697         ;;
3698       freebsd* | dragonfly*)
3699         # FreeBSD uses GNU C++
3700         ;;
3701       hpux9* | hpux10* | hpux11*)
3702         case $cc_basename in
3703           CC*)
3704             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3705             _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3706             if test "$host_cpu" != ia64; then
3707               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3708             fi
3709             ;;
3710           aCC*)
3711             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3712             _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3713             case $host_cpu in
3714             hppa*64*|ia64*)
3715               # +Z the default
3716               ;;
3717             *)
3718               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3719               ;;
3720             esac
3721             ;;
3722           *)
3723             ;;
3724         esac
3725         ;;
3726       interix*)
3727         # This is c89, which is MS Visual C++ (no shared libs)
3728         # Anyone wants to do a port?
3729         ;;
3730       irix5* | irix6* | nonstopux*)
3731         case $cc_basename in
3732           CC*)
3733             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3734             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3735             # CC pic flag -KPIC is the default.
3736             ;;
3737           *)
3738             ;;
3739         esac
3740         ;;
3741       linux* | k*bsd*-gnu | kopensolaris*-gnu)
3742         case $cc_basename in
3743           KCC*)
3744             # KAI C++ Compiler
3745             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3746             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3747             ;;
3748           ecpc* )
3749             # old Intel C++ for x86_64 which still supported -KPIC.
3750             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3751             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3752             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3753             ;;
3754           icpc* )
3755             # Intel C++, used to be incompatible with GCC.
3756             # ICC 10 doesn't accept -KPIC any more.
3757             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3758             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3759             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3760             ;;
3761           pgCC* | pgcpp*)
3762             # Portland Group C++ compiler
3763             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3764             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
3765             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3766             ;;
3767           cxx*)
3768             # Compaq C++
3769             # Make sure the PIC flag is empty.  It appears that all Alpha
3770             # Linux and Compaq Tru64 Unix objects are PIC.
3771             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3772             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3773             ;;
3774           xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
3775             # IBM XL 8.0, 9.0 on PPC and BlueGene
3776             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3777             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
3778             _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
3779             ;;
3780           *)
3781             case `$CC -V 2>&1 | sed 5q` in
3782             *Sun\ C*)
3783               # Sun C++ 5.9
3784               _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3785               _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3786               _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3787               ;;
3788             esac
3789             ;;
3790         esac
3791         ;;
3792       lynxos*)
3793         ;;
3794       m88k*)
3795         ;;
3796       mvs*)
3797         case $cc_basename in
3798           cxx*)
3799             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
3800             ;;
3801           *)
3802             ;;
3803         esac
3804         ;;
3805       netbsd*)
3806         ;;
3807       *qnx* | *nto*)
3808         # QNX uses GNU C++, but need to define -shared option too, otherwise
3809         # it will coredump.
3810         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3811         ;;
3812       osf3* | osf4* | osf5*)
3813         case $cc_basename in
3814           KCC*)
3815             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3816             ;;
3817           RCC*)
3818             # Rational C++ 2.4.1
3819             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3820             ;;
3821           cxx*)
3822             # Digital/Compaq C++
3823             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
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           *)
3830             ;;
3831         esac
3832         ;;
3833       psos*)
3834         ;;
3835       solaris*)
3836         case $cc_basename in
3837           CC*)
3838             # Sun C++ 4.2, 5.x and Centerline C++
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           gcx*)
3844             # Green Hills C++ Compiler
3845             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
3846             ;;
3847           *)
3848             ;;
3849         esac
3850         ;;
3851       sunos4*)
3852         case $cc_basename in
3853           CC*)
3854             # Sun C++ 4.x
3855             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3856             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3857             ;;
3858           lcc*)
3859             # Lucid
3860             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3861             ;;
3862           *)
3863             ;;
3864         esac
3865         ;;
3866       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
3867         case $cc_basename in
3868           CC*)
3869             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3870             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3871             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3872             ;;
3873         esac
3874         ;;
3875       tandem*)
3876         case $cc_basename in
3877           NCC*)
3878             # NonStop-UX NCC 3.20
3879             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3880             ;;
3881           *)
3882             ;;
3883         esac
3884         ;;
3885       vxworks*)
3886         ;;
3887       *)
3888         _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3889         ;;
3890     esac
3891   fi
3892 ],
3893 [
3894   if test "$GCC" = yes; then
3895     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3896     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3897
3898     case $host_os in
3899       aix*)
3900       # All AIX code is PIC.
3901       if test "$host_cpu" = ia64; then
3902         # AIX 5 now supports IA64 processor
3903         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3904       fi
3905       ;;
3906
3907     amigaos*)
3908       case $host_cpu in
3909       powerpc)
3910             # see comment about AmigaOS4 .so support
3911             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3912         ;;
3913       m68k)
3914             # FIXME: we need at least 68020 code to build shared libraries, but
3915             # adding the `-m68020' flag to GCC prevents building anything better,
3916             # like `-m68040'.
3917             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3918         ;;
3919       esac
3920       ;;
3921
3922     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3923       # PIC is the default for these OSes.
3924       ;;
3925
3926     mingw* | cygwin* | pw32* | os2* | cegcc*)
3927       # This hack is so that the source file can tell whether it is being
3928       # built for inclusion in a dll (and should export symbols for example).
3929       # Although the cygwin gcc ignores -fPIC, still need this for old-style
3930       # (--disable-auto-import) libraries
3931       m4_if([$1], [GCJ], [],
3932         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3933       ;;
3934
3935     darwin* | rhapsody*)
3936       # PIC is the default on this platform
3937       # Common symbols not allowed in MH_DYLIB files
3938       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3939       ;;
3940
3941     haiku*)
3942       # PIC is the default for Haiku.
3943       # The "-static" flag exists, but is broken.
3944       _LT_TAGVAR(lt_prog_compiler_static, $1)=
3945       ;;
3946
3947     hpux*)
3948       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3949       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3950       # sets the default TLS model and affects inlining.
3951       case $host_cpu in
3952       hppa*64*)
3953         # +Z the default
3954         ;;
3955       *)
3956         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3957         ;;
3958       esac
3959       ;;
3960
3961     interix[[3-9]]*)
3962       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3963       # Instead, we relocate shared libraries at runtime.
3964       ;;
3965
3966     msdosdjgpp*)
3967       # Just because we use GCC doesn't mean we suddenly get shared libraries
3968       # on systems that don't support them.
3969       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3970       enable_shared=no
3971       ;;
3972
3973     *nto* | *qnx*)
3974       # QNX uses GNU C++, but need to define -shared option too, otherwise
3975       # it will coredump.
3976       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3977       ;;
3978
3979     sysv4*MP*)
3980       if test -d /usr/nec; then
3981         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3982       fi
3983       ;;
3984
3985     *)
3986       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3987       ;;
3988     esac
3989
3990     case $cc_basename in
3991     nvcc*) # Cuda Compiler Driver 2.2
3992       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
3993       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Xcompiler -fPIC'
3994       ;;
3995     esac
3996   else
3997     # PORTME Check for flag to pass linker flags through the system compiler.
3998     case $host_os in
3999     aix*)
4000       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4001       if test "$host_cpu" = ia64; then
4002         # AIX 5 now supports IA64 processor
4003         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4004       else
4005         _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4006       fi
4007       ;;
4008
4009     mingw* | cygwin* | pw32* | os2* | cegcc*)
4010       # This hack is so that the source file can tell whether it is being
4011       # built for inclusion in a dll (and should export symbols for example).
4012       m4_if([$1], [GCJ], [],
4013         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4014       ;;
4015
4016     hpux9* | hpux10* | hpux11*)
4017       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4018       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4019       # not for PA HP-UX.
4020       case $host_cpu in
4021       hppa*64*|ia64*)
4022         # +Z the default
4023         ;;
4024       *)
4025         _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4026         ;;
4027       esac
4028       # Is there a better lt_prog_compiler_static that works with the bundled CC?
4029       _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4030       ;;
4031
4032     irix5* | irix6* | nonstopux*)
4033       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4034       # PIC (with -KPIC) is the default.
4035       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4036       ;;
4037
4038     linux* | k*bsd*-gnu | kopensolaris*-gnu)
4039       case $cc_basename in
4040       # old Intel for x86_64 which still supported -KPIC.
4041       ecc*)
4042         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4043         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4044         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4045         ;;
4046       # icc used to be incompatible with GCC.
4047       # ICC 10 doesn't accept -KPIC any more.
4048       icc* | ifort*)
4049         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4050         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4051         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4052         ;;
4053       # Lahey Fortran 8.1.
4054       lf95*)
4055         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4056         _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4057         _LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4058         ;;
4059       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4060         # Portland Group compilers (*not* the Pentium gcc compiler,
4061         # which looks to be a dead project)
4062         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4063         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4064         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4065         ;;
4066       ccc*)
4067         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4068         # All Alpha code is PIC.
4069         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4070         ;;
4071       xl* | bgxl* | bgf* | mpixl*)
4072         # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4073         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4074         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4075         _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4076         ;;
4077       *)
4078         case `$CC -V 2>&1 | sed 5q` in
4079         *Sun\ F* | *Sun*Fortran*)
4080           # Sun Fortran 8.3 passes all unrecognized flags to the linker
4081           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4082           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4083           _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4084           ;;
4085         *Sun\ C*)
4086           # Sun C 5.9
4087           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4088           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4089           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4090           ;;
4091         esac
4092         ;;
4093       esac
4094       ;;
4095
4096     newsos6)
4097       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4098       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4099       ;;
4100
4101     *nto* | *qnx*)
4102       # QNX uses GNU C++, but need to define -shared option too, otherwise
4103       # it will coredump.
4104       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4105       ;;
4106
4107     osf3* | osf4* | osf5*)
4108       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4109       # All OSF/1 code is PIC.
4110       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4111       ;;
4112
4113     rdos*)
4114       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4115       ;;
4116
4117     solaris*)
4118       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4119       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4120       case $cc_basename in
4121       f77* | f90* | f95*)
4122         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4123       *)
4124         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4125       esac
4126       ;;
4127
4128     sunos4*)
4129       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4130       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4131       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4132       ;;
4133
4134     sysv4 | sysv4.2uw2* | sysv4.3*)
4135       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4136       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4137       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4138       ;;
4139
4140     sysv4*MP*)
4141       if test -d /usr/nec ;then
4142         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4143         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4144       fi
4145       ;;
4146
4147     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4148       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4149       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4150       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4151       ;;
4152
4153     unicos*)
4154       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4155       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4156       ;;
4157
4158     uts4*)
4159       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4160       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4161       ;;
4162
4163     *)
4164       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4165       ;;
4166     esac
4167   fi
4168 ])
4169 case $host_os in
4170   # For platforms which do not support PIC, -DPIC is meaningless:
4171   *djgpp*)
4172     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4173     ;;
4174   *)
4175     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4176     ;;
4177 esac
4178 AC_MSG_RESULT([$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4179 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4180         [How to pass a linker flag through the compiler])
4181
4182 #
4183 # Check to make sure the PIC flag actually works.
4184 #
4185 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4186   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4187     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4188     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4189     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4190      "" | " "*) ;;
4191      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4192      esac],
4193     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4194      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4195 fi
4196 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4197         [Additional compiler flags for building library objects])
4198
4199 #
4200 # Check to make sure the static flag actually works.
4201 #
4202 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4203 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4204   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4205   $lt_tmp_static_flag,
4206   [],
4207   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4208 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4209         [Compiler flag to prevent dynamic linking])
4210 ])# _LT_COMPILER_PIC
4211
4212
4213 # _LT_LINKER_SHLIBS([TAGNAME])
4214 # ----------------------------
4215 # See if the linker supports building shared libraries.
4216 m4_defun([_LT_LINKER_SHLIBS],
4217 [AC_REQUIRE([LT_PATH_LD])dnl
4218 AC_REQUIRE([LT_PATH_NM])dnl
4219 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4220 m4_require([_LT_DECL_EGREP])dnl
4221 m4_require([_LT_DECL_SED])dnl
4222 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4223 m4_require([_LT_TAG_COMPILER])dnl
4224 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4225 m4_if([$1], [CXX], [
4226   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4227   case $host_os in
4228   aix[[4-9]]*)
4229     # If we're using GNU nm, then we don't want the "-C" option.
4230     # -C means demangle to AIX nm, but means don't demangle with GNU nm
4231     # Also, AIX nm treats weak defined symbols like other global defined
4232     # symbols, whereas GNU nm marks them as "W".
4233     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4234       _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'
4235     else
4236       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4237     fi
4238     ;;
4239   pw32*)
4240     _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
4241   ;;
4242   cygwin* | mingw* | cegcc*)
4243     _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'
4244   ;;
4245   *)
4246     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4247   ;;
4248   esac
4249   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4250 ], [
4251   runpath_var=
4252   _LT_TAGVAR(allow_undefined_flag, $1)=
4253   _LT_TAGVAR(always_export_symbols, $1)=no
4254   _LT_TAGVAR(archive_cmds, $1)=
4255   _LT_TAGVAR(archive_expsym_cmds, $1)=
4256   _LT_TAGVAR(compiler_needs_object, $1)=no
4257   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4258   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4259   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4260   _LT_TAGVAR(hardcode_automatic, $1)=no
4261   _LT_TAGVAR(hardcode_direct, $1)=no
4262   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4263   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4264   _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
4265   _LT_TAGVAR(hardcode_libdir_separator, $1)=
4266   _LT_TAGVAR(hardcode_minus_L, $1)=no
4267   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4268   _LT_TAGVAR(inherit_rpath, $1)=no
4269   _LT_TAGVAR(link_all_deplibs, $1)=unknown
4270   _LT_TAGVAR(module_cmds, $1)=
4271   _LT_TAGVAR(module_expsym_cmds, $1)=
4272   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4273   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4274   _LT_TAGVAR(thread_safe_flag_spec, $1)=
4275   _LT_TAGVAR(whole_archive_flag_spec, $1)=
4276   # include_expsyms should be a list of space-separated symbols to be *always*
4277   # included in the symbol list
4278   _LT_TAGVAR(include_expsyms, $1)=
4279   # exclude_expsyms can be an extended regexp of symbols to exclude
4280   # it will be wrapped by ` (' and `)$', so one must not match beginning or
4281   # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
4282   # as well as any symbol that contains `d'.
4283   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4284   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4285   # platforms (ab)use it in PIC code, but their linkers get confused if
4286   # the symbol is explicitly referenced.  Since portable code cannot
4287   # rely on this symbol name, it's probably fine to never include it in
4288   # preloaded symbol tables.
4289   # Exclude shared library initialization/finalization symbols.
4290 dnl Note also adjust exclude_expsyms for C++ above.
4291   extract_expsyms_cmds=
4292
4293   case $host_os in
4294   cygwin* | mingw* | pw32* | cegcc*)
4295     # FIXME: the MSVC++ port hasn't been tested in a loooong time
4296     # When not using gcc, we currently assume that we are using
4297     # Microsoft Visual C++.
4298     if test "$GCC" != yes; then
4299       with_gnu_ld=no
4300     fi
4301     ;;
4302   interix*)
4303     # we just hope/assume this is gcc and not c89 (= MSVC++)
4304     with_gnu_ld=yes
4305     ;;
4306   openbsd*)
4307     with_gnu_ld=no
4308     ;;
4309   esac
4310
4311   _LT_TAGVAR(ld_shlibs, $1)=yes
4312
4313   # On some targets, GNU ld is compatible enough with the native linker
4314   # that we're better off using the native interface for both.
4315   lt_use_gnu_ld_interface=no
4316   if test "$with_gnu_ld" = yes; then
4317     case $host_os in
4318       aix*)
4319         # The AIX port of GNU ld has always aspired to compatibility
4320         # with the native linker.  However, as the warning in the GNU ld
4321         # block says, versions before 2.19.5* couldn't really create working
4322         # shared libraries, regardless of the interface used.
4323         case `$LD -v 2>&1` in
4324           *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
4325           *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
4326           *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
4327           *)
4328             lt_use_gnu_ld_interface=yes
4329             ;;
4330         esac
4331         ;;
4332       *)
4333         lt_use_gnu_ld_interface=yes
4334         ;;
4335     esac
4336   fi
4337
4338   if test "$lt_use_gnu_ld_interface" = yes; then
4339     # If archive_cmds runs LD, not CC, wlarc should be empty
4340     wlarc='${wl}'
4341
4342     # Set some defaults for GNU ld with shared library support. These
4343     # are reset later if shared libraries are not supported. Putting them
4344     # here allows them to be overridden if necessary.
4345     runpath_var=LD_RUN_PATH
4346     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4347     _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
4348     # ancient GNU ld didn't support --whole-archive et. al.
4349     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
4350       _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
4351     else
4352       _LT_TAGVAR(whole_archive_flag_spec, $1)=
4353     fi
4354     supports_anon_versioning=no
4355     case `$LD -v 2>&1` in
4356       *GNU\ gold*) supports_anon_versioning=yes ;;
4357       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
4358       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
4359       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
4360       *\ 2.11.*) ;; # other 2.11 versions
4361       *) supports_anon_versioning=yes ;;
4362     esac
4363
4364     # See if GNU ld supports shared libraries.
4365     case $host_os in
4366     aix[[3-9]]*)
4367       # On AIX/PPC, the GNU linker is very broken
4368       if test "$host_cpu" != ia64; then
4369         _LT_TAGVAR(ld_shlibs, $1)=no
4370         cat <<_LT_EOF 1>&2
4371
4372 *** Warning: the GNU linker, at least up to release 2.19, is reported
4373 *** to be unable to reliably create shared libraries on AIX.
4374 *** Therefore, libtool is disabling shared libraries support.  If you
4375 *** really care for shared libraries, you may want to install binutils
4376 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
4377 *** You will then need to restart the configuration process.
4378
4379 _LT_EOF
4380       fi
4381       ;;
4382
4383     amigaos*)
4384       case $host_cpu in
4385       powerpc)
4386             # see comment about AmigaOS4 .so support
4387             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4388             _LT_TAGVAR(archive_expsym_cmds, $1)=''
4389         ;;
4390       m68k)
4391             _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)'
4392             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4393             _LT_TAGVAR(hardcode_minus_L, $1)=yes
4394         ;;
4395       esac
4396       ;;
4397
4398     beos*)
4399       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4400         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4401         # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
4402         # support --undefined.  This deserves some investigation.  FIXME
4403         _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4404       else
4405         _LT_TAGVAR(ld_shlibs, $1)=no
4406       fi
4407       ;;
4408
4409     cygwin* | mingw* | pw32* | cegcc*)
4410       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
4411       # as there is no search path for DLLs.
4412       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4413       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
4414       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4415       _LT_TAGVAR(always_export_symbols, $1)=no
4416       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4417       _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'
4418
4419       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
4420         _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'
4421         # If the export-symbols file already is a .def file (1st line
4422         # is EXPORTS), use it as is; otherwise, prepend...
4423         _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
4424           cp $export_symbols $output_objdir/$soname.def;
4425         else
4426           echo EXPORTS > $output_objdir/$soname.def;
4427           cat $export_symbols >> $output_objdir/$soname.def;
4428         fi~
4429         $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4430       else
4431         _LT_TAGVAR(ld_shlibs, $1)=no
4432       fi
4433       ;;
4434
4435     haiku*)
4436       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4437       _LT_TAGVAR(link_all_deplibs, $1)=yes
4438       ;;
4439
4440     interix[[3-9]]*)
4441       _LT_TAGVAR(hardcode_direct, $1)=no
4442       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4443       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4444       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4445       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
4446       # Instead, shared libraries are loaded at an image base (0x10000000 by
4447       # default) and relocated if they conflict, which is a slow very memory
4448       # consuming and fragmenting process.  To avoid this, we pick a random,
4449       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
4450       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
4451       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4452       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4453       ;;
4454
4455     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
4456       tmp_diet=no
4457       if test "$host_os" = linux-dietlibc; then
4458         case $cc_basename in
4459           diet\ *) tmp_diet=yes;;       # linux-dietlibc with static linking (!diet-dyn)
4460         esac
4461       fi
4462       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
4463          && test "$tmp_diet" = no
4464       then
4465         tmp_addflag=
4466         tmp_sharedflag='-shared'
4467         case $cc_basename,$host_cpu in
4468         pgcc*)                          # Portland Group C compiler
4469           _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'
4470           tmp_addflag=' $pic_flag'
4471           ;;
4472         pgf77* | pgf90* | pgf95* | pgfortran*)
4473                                         # Portland Group f77 and f90 compilers
4474           _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'
4475           tmp_addflag=' $pic_flag -Mnomain' ;;
4476         ecc*,ia64* | icc*,ia64*)        # Intel C compiler on ia64
4477           tmp_addflag=' -i_dynamic' ;;
4478         efc*,ia64* | ifort*,ia64*)      # Intel Fortran compiler on ia64
4479           tmp_addflag=' -i_dynamic -nofor_main' ;;
4480         ifc* | ifort*)                  # Intel Fortran compiler
4481           tmp_addflag=' -nofor_main' ;;
4482         lf95*)                          # Lahey Fortran 8.1
4483           _LT_TAGVAR(whole_archive_flag_spec, $1)=
4484           tmp_sharedflag='--shared' ;;
4485         xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
4486           tmp_sharedflag='-qmkshrobj'
4487           tmp_addflag= ;;
4488         nvcc*)  # Cuda Compiler Driver 2.2
4489           _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'
4490           _LT_TAGVAR(compiler_needs_object, $1)=yes
4491           ;;
4492         esac
4493         case `$CC -V 2>&1 | sed 5q` in
4494         *Sun\ C*)                       # Sun C 5.9
4495           _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'
4496           _LT_TAGVAR(compiler_needs_object, $1)=yes
4497           tmp_sharedflag='-G' ;;
4498         *Sun\ F*)                       # Sun Fortran 8.3
4499           tmp_sharedflag='-G' ;;
4500         esac
4501         _LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4502
4503         if test "x$supports_anon_versioning" = xyes; then
4504           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4505             cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4506             echo "local: *; };" >> $output_objdir/$libname.ver~
4507             $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
4508         fi
4509
4510         case $cc_basename in
4511         xlf* | bgf* | bgxlf* | mpixlf*)
4512           # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
4513           _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
4514           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4515           _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
4516           _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $compiler_flags -soname $soname -o $lib'
4517           if test "x$supports_anon_versioning" = xyes; then
4518             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4519               cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4520               echo "local: *; };" >> $output_objdir/$libname.ver~
4521               $LD -shared $libobjs $deplibs $compiler_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
4522           fi
4523           ;;
4524         esac
4525       else
4526         _LT_TAGVAR(ld_shlibs, $1)=no
4527       fi
4528       ;;
4529
4530     netbsd*)
4531       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4532         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
4533         wlarc=
4534       else
4535         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4536         _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'
4537       fi
4538       ;;
4539
4540     solaris*)
4541       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
4542         _LT_TAGVAR(ld_shlibs, $1)=no
4543         cat <<_LT_EOF 1>&2
4544
4545 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
4546 *** create shared libraries on Solaris systems.  Therefore, libtool
4547 *** is disabling shared libraries support.  We urge you to upgrade GNU
4548 *** binutils to release 2.9.1 or newer.  Another option is to modify
4549 *** your PATH or compiler configuration so that the native linker is
4550 *** used, and then restart.
4551
4552 _LT_EOF
4553       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4554         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4555         _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'
4556       else
4557         _LT_TAGVAR(ld_shlibs, $1)=no
4558       fi
4559       ;;
4560
4561     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
4562       case `$LD -v 2>&1` in
4563         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
4564         _LT_TAGVAR(ld_shlibs, $1)=no
4565         cat <<_LT_EOF 1>&2
4566
4567 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
4568 *** reliably create shared libraries on SCO systems.  Therefore, libtool
4569 *** is disabling shared libraries support.  We urge you to upgrade GNU
4570 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
4571 *** your PATH or compiler configuration so that the native linker is
4572 *** used, and then restart.
4573
4574 _LT_EOF
4575         ;;
4576         *)
4577           # For security reasons, it is highly recommended that you always
4578           # use absolute paths for naming shared libraries, and exclude the
4579           # DT_RUNPATH tag from executables and libraries.  But doing so
4580           # requires that you compile everything twice, which is a pain.
4581           if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4582             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4583             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4584             _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'
4585           else
4586             _LT_TAGVAR(ld_shlibs, $1)=no
4587           fi
4588         ;;
4589       esac
4590       ;;
4591
4592     sunos4*)
4593       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4594       wlarc=
4595       _LT_TAGVAR(hardcode_direct, $1)=yes
4596       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4597       ;;
4598
4599     *)
4600       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4601         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4602         _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'
4603       else
4604         _LT_TAGVAR(ld_shlibs, $1)=no
4605       fi
4606       ;;
4607     esac
4608
4609     if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
4610       runpath_var=
4611       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4612       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4613       _LT_TAGVAR(whole_archive_flag_spec, $1)=
4614     fi
4615   else
4616     # PORTME fill in a description of your system's linker (not GNU ld)
4617     case $host_os in
4618     aix3*)
4619       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4620       _LT_TAGVAR(always_export_symbols, $1)=yes
4621       _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'
4622       # Note: this linker hardcodes the directories in LIBPATH if there
4623       # are no directories specified by -L.
4624       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4625       if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
4626         # Neither direct hardcoding nor static linking is supported with a
4627         # broken collect2.
4628         _LT_TAGVAR(hardcode_direct, $1)=unsupported
4629       fi
4630       ;;
4631
4632     aix[[4-9]]*)
4633       if test "$host_cpu" = ia64; then
4634         # On IA64, the linker does run time linking by default, so we don't
4635         # have to do anything special.
4636         aix_use_runtimelinking=no
4637         exp_sym_flag='-Bexport'
4638         no_entry_flag=""
4639       else
4640         # If we're using GNU nm, then we don't want the "-C" option.
4641         # -C means demangle to AIX nm, but means don't demangle with GNU nm
4642         # Also, AIX nm treats weak defined symbols like other global
4643         # defined symbols, whereas GNU nm marks them as "W".
4644         if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4645           _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'
4646         else
4647           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4648         fi
4649         aix_use_runtimelinking=no
4650
4651         # Test if we are trying to use run time linking or normal
4652         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
4653         # need to do runtime linking.
4654         case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
4655           for ld_flag in $LDFLAGS; do
4656           if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
4657             aix_use_runtimelinking=yes
4658             break
4659           fi
4660           done
4661           ;;
4662         esac
4663
4664         exp_sym_flag='-bexport'
4665         no_entry_flag='-bnoentry'
4666       fi
4667
4668       # When large executables or shared objects are built, AIX ld can
4669       # have problems creating the table of contents.  If linking a library
4670       # or program results in "error TOC overflow" add -mminimal-toc to
4671       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
4672       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
4673
4674       _LT_TAGVAR(archive_cmds, $1)=''
4675       _LT_TAGVAR(hardcode_direct, $1)=yes
4676       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4677       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
4678       _LT_TAGVAR(link_all_deplibs, $1)=yes
4679       _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
4680
4681       if test "$GCC" = yes; then
4682         case $host_os in aix4.[[012]]|aix4.[[012]].*)
4683         # We only want to do this on AIX 4.2 and lower, the check
4684         # below for broken collect2 doesn't work under 4.3+
4685           collect2name=`${CC} -print-prog-name=collect2`
4686           if test -f "$collect2name" &&
4687            strings "$collect2name" | $GREP resolve_lib_name >/dev/null
4688           then
4689           # We have reworked collect2
4690           :
4691           else
4692           # We have old collect2
4693           _LT_TAGVAR(hardcode_direct, $1)=unsupported
4694           # It fails to find uninstalled libraries when the uninstalled
4695           # path is not listed in the libpath.  Setting hardcode_minus_L
4696           # to unsupported forces relinking
4697           _LT_TAGVAR(hardcode_minus_L, $1)=yes
4698           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4699           _LT_TAGVAR(hardcode_libdir_separator, $1)=
4700           fi
4701           ;;
4702         esac
4703         shared_flag='-shared'
4704         if test "$aix_use_runtimelinking" = yes; then
4705           shared_flag="$shared_flag "'${wl}-G'
4706         fi
4707       else
4708         # not using gcc
4709         if test "$host_cpu" = ia64; then
4710         # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
4711         # chokes on -Wl,-G. The following line is correct:
4712           shared_flag='-G'
4713         else
4714           if test "$aix_use_runtimelinking" = yes; then
4715             shared_flag='${wl}-G'
4716           else
4717             shared_flag='${wl}-bM:SRE'
4718           fi
4719         fi
4720       fi
4721
4722       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
4723       # It seems that -bexpall does not export symbols beginning with
4724       # underscore (_), so it is better to generate a list of symbols to export.
4725       _LT_TAGVAR(always_export_symbols, $1)=yes
4726       if test "$aix_use_runtimelinking" = yes; then
4727         # Warning - without using the other runtime loading flags (-brtl),
4728         # -berok will link without error, but may produce a broken library.
4729         _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
4730         # Determine the default libpath from the value encoded in an
4731         # empty executable.
4732         _LT_SYS_MODULE_PATH_AIX
4733         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4734         _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 $shared_flag"
4735       else
4736         if test "$host_cpu" = ia64; then
4737           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
4738           _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
4739           _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"
4740         else
4741          # Determine the default libpath from the value encoded in an
4742          # empty executable.
4743          _LT_SYS_MODULE_PATH_AIX
4744          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4745           # Warning - without using the other run time loading flags,
4746           # -berok will link without error, but may produce a broken library.
4747           _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
4748           _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
4749           if test "$with_gnu_ld" = yes; then
4750             # We only use this code for GNU lds that support --whole-archive.
4751             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
4752           else
4753             # Exported symbols can be pulled into shared objects from archives
4754             _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
4755           fi
4756           _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
4757           # This is similar to how AIX traditionally builds its shared libraries.
4758           _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'
4759         fi
4760       fi
4761       ;;
4762
4763     amigaos*)
4764       case $host_cpu in
4765       powerpc)
4766             # see comment about AmigaOS4 .so support
4767             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4768             _LT_TAGVAR(archive_expsym_cmds, $1)=''
4769         ;;
4770       m68k)
4771             _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)'
4772             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4773             _LT_TAGVAR(hardcode_minus_L, $1)=yes
4774         ;;
4775       esac
4776       ;;
4777
4778     bsdi[[45]]*)
4779       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
4780       ;;
4781
4782     cygwin* | mingw* | pw32* | cegcc*)
4783       # When not using gcc, we currently assume that we are using
4784       # Microsoft Visual C++.
4785       # hardcode_libdir_flag_spec is actually meaningless, as there is
4786       # no search path for DLLs.
4787       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
4788       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4789       # Tell ltmain to make .lib files, not .a files.
4790       libext=lib
4791       # Tell ltmain to make .dll files, not .so files.
4792       shrext_cmds=".dll"
4793       # FIXME: Setting linknames here is a bad hack.
4794       _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
4795       # The linker will automatically build a .lib file if we build a DLL.
4796       _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
4797       # FIXME: Should let the user specify the lib program.
4798       _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
4799       _LT_TAGVAR(fix_srcfile_path, $1)='`cygpath -w "$srcfile"`'
4800       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4801       ;;
4802
4803     darwin* | rhapsody*)
4804       _LT_DARWIN_LINKER_FEATURES($1)
4805       ;;
4806
4807     dgux*)
4808       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4809       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4810       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4811       ;;
4812
4813     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
4814     # support.  Future versions do this automatically, but an explicit c++rt0.o
4815     # does not break anything, and helps significantly (at the cost of a little
4816     # extra space).
4817     freebsd2.2*)
4818       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
4819       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4820       _LT_TAGVAR(hardcode_direct, $1)=yes
4821       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4822       ;;
4823
4824     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
4825     freebsd2*)
4826       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4827       _LT_TAGVAR(hardcode_direct, $1)=yes
4828       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4829       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4830       ;;
4831
4832     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
4833     freebsd* | dragonfly*)
4834       _LT_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
4835       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4836       _LT_TAGVAR(hardcode_direct, $1)=yes
4837       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4838       ;;
4839
4840     hpux9*)
4841       if test "$GCC" = yes; then
4842         _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'
4843       else
4844         _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'
4845       fi
4846       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4847       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4848       _LT_TAGVAR(hardcode_direct, $1)=yes
4849
4850       # hardcode_minus_L: Not really in the search PATH,
4851       # but as the default location of the library.
4852       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4853       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4854       ;;
4855
4856     hpux10*)
4857       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
4858         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4859       else
4860         _LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
4861       fi
4862       if test "$with_gnu_ld" = no; then
4863         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4864         _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
4865         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4866         _LT_TAGVAR(hardcode_direct, $1)=yes
4867         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4868         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4869         # hardcode_minus_L: Not really in the search PATH,
4870         # but as the default location of the library.
4871         _LT_TAGVAR(hardcode_minus_L, $1)=yes
4872       fi
4873       ;;
4874
4875     hpux11*)
4876       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
4877         case $host_cpu in
4878         hppa*64*)
4879           _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4880           ;;
4881         ia64*)
4882           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4883           ;;
4884         *)
4885           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4886           ;;
4887         esac
4888       else
4889         case $host_cpu in
4890         hppa*64*)
4891           _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4892           ;;
4893         ia64*)
4894           _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4895           ;;
4896         *)
4897         m4_if($1, [], [
4898           # Older versions of the 11.00 compiler do not understand -b yet
4899           # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
4900           _LT_LINKER_OPTION([if $CC understands -b],
4901             _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
4902             [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
4903             [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
4904           [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
4905           ;;
4906         esac
4907       fi
4908       if test "$with_gnu_ld" = no; then
4909         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4910         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4911
4912         case $host_cpu in
4913         hppa*64*|ia64*)
4914           _LT_TAGVAR(hardcode_direct, $1)=no
4915           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4916           ;;
4917         *)
4918           _LT_TAGVAR(hardcode_direct, $1)=yes
4919           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4920           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4921
4922           # hardcode_minus_L: Not really in the search PATH,
4923           # but as the default location of the library.
4924           _LT_TAGVAR(hardcode_minus_L, $1)=yes
4925           ;;
4926         esac
4927       fi
4928       ;;
4929
4930     irix5* | irix6* | nonstopux*)
4931       if test "$GCC" = yes; then
4932         _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 $lib'
4933         # Try to use the -exported_symbol ld option, if it does not
4934         # work, assume that -exports_file does not work either and
4935         # implicitly export all symbols.
4936         save_LDFLAGS="$LDFLAGS"
4937         LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
4938         AC_LINK_IFELSE(int foo(void) {},
4939           _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 $lib'
4940         )
4941         LDFLAGS="$save_LDFLAGS"
4942       else
4943         _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'
4944         _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'
4945       fi
4946       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
4947       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4948       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4949       _LT_TAGVAR(inherit_rpath, $1)=yes
4950       _LT_TAGVAR(link_all_deplibs, $1)=yes
4951       ;;
4952
4953     netbsd*)
4954       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4955         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
4956       else
4957         _LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
4958       fi
4959       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4960       _LT_TAGVAR(hardcode_direct, $1)=yes
4961       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4962       ;;
4963
4964     newsos6)
4965       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4966       _LT_TAGVAR(hardcode_direct, $1)=yes
4967       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4968       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4969       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4970       ;;
4971
4972     *nto* | *qnx*)
4973       ;;
4974
4975     openbsd*)
4976       if test -f /usr/libexec/ld.so; then
4977         _LT_TAGVAR(hardcode_direct, $1)=yes
4978         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4979         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4980         if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
4981           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
4982           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
4983           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4984           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4985         else
4986           case $host_os in
4987            openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
4988              _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4989              _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4990              ;;
4991            *)
4992              _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
4993              _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4994              ;;
4995           esac
4996         fi
4997       else
4998         _LT_TAGVAR(ld_shlibs, $1)=no
4999       fi
5000       ;;
5001
5002     os2*)
5003       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5004       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5005       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5006       _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'
5007       _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5008       ;;
5009
5010     osf3*)
5011       if test "$GCC" = yes; then
5012         _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5013         _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'
5014       else
5015         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5016         _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'
5017       fi
5018       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5019       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5020       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5021       ;;
5022
5023     osf4* | osf5*)      # as osf3* with the addition of -msym flag
5024       if test "$GCC" = yes; then
5025         _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5026         _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'
5027         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5028       else
5029         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5030         _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'
5031         _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~
5032         $CC -shared${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'
5033
5034         # Both c and cxx compiler support -rpath directly
5035         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5036       fi
5037       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5038       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5039       ;;
5040
5041     solaris*)
5042       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5043       if test "$GCC" = yes; then
5044         wlarc='${wl}'
5045         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5046         _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5047           $CC -shared ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5048       else
5049         case `$CC -V 2>&1` in
5050         *"Compilers 5.0"*)
5051           wlarc=''
5052           _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5053           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5054           $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5055           ;;
5056         *)
5057           wlarc='${wl}'
5058           _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5059           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5060           $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5061           ;;
5062         esac
5063       fi
5064       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5065       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5066       case $host_os in
5067       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5068       *)
5069         # The compiler driver will combine and reorder linker options,
5070         # but understands `-z linker_flag'.  GCC discards it without `$wl',
5071         # but is careful enough not to reorder.
5072         # Supported since Solaris 2.6 (maybe 2.5.1?)
5073         if test "$GCC" = yes; then
5074           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
5075         else
5076           _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5077         fi
5078         ;;
5079       esac
5080       _LT_TAGVAR(link_all_deplibs, $1)=yes
5081       ;;
5082
5083     sunos4*)
5084       if test "x$host_vendor" = xsequent; then
5085         # Use $CC to link under sequent, because it throws in some extra .o
5086         # files that make .init and .fini sections work.
5087         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5088       else
5089         _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5090       fi
5091       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5092       _LT_TAGVAR(hardcode_direct, $1)=yes
5093       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5094       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5095       ;;
5096
5097     sysv4)
5098       case $host_vendor in
5099         sni)
5100           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5101           _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5102         ;;
5103         siemens)
5104           ## LD is ld it makes a PLAMLIB
5105           ## CC just makes a GrossModule.
5106           _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5107           _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5108           _LT_TAGVAR(hardcode_direct, $1)=no
5109         ;;
5110         motorola)
5111           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5112           _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5113         ;;
5114       esac
5115       runpath_var='LD_RUN_PATH'
5116       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5117       ;;
5118
5119     sysv4.3*)
5120       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5121       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5122       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5123       ;;
5124
5125     sysv4*MP*)
5126       if test -d /usr/nec; then
5127         _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5128         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5129         runpath_var=LD_RUN_PATH
5130         hardcode_runpath_var=yes
5131         _LT_TAGVAR(ld_shlibs, $1)=yes
5132       fi
5133       ;;
5134
5135     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5136       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5137       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5138       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5139       runpath_var='LD_RUN_PATH'
5140
5141       if test "$GCC" = yes; then
5142         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5143         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5144       else
5145         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5146         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5147       fi
5148       ;;
5149
5150     sysv5* | sco3.2v5* | sco5v6*)
5151       # Note: We can NOT use -z defs as we might desire, because we do not
5152       # link with -lc, and that would cause any symbols used from libc to
5153       # always be unresolved, which means just about no library would
5154       # ever link correctly.  If we're not using GNU ld we use -z text
5155       # though, which does catch some bad symbols but isn't as heavy-handed
5156       # as -z defs.
5157       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5158       _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
5159       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5160       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5161       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
5162       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5163       _LT_TAGVAR(link_all_deplibs, $1)=yes
5164       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5165       runpath_var='LD_RUN_PATH'
5166
5167       if test "$GCC" = yes; then
5168         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5169         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5170       else
5171         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5172         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5173       fi
5174       ;;
5175
5176     uts4*)
5177       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5178       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5179       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5180       ;;
5181
5182     *)
5183       _LT_TAGVAR(ld_shlibs, $1)=no
5184       ;;
5185     esac
5186
5187     if test x$host_vendor = xsni; then
5188       case $host in
5189       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
5190         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
5191         ;;
5192       esac
5193     fi
5194   fi
5195 ])
5196 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
5197 test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5198
5199 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
5200
5201 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
5202 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
5203 _LT_DECL([], [extract_expsyms_cmds], [2],
5204     [The commands to extract the exported symbol list from a shared archive])
5205
5206 #
5207 # Do we need to explicitly link libc?
5208 #
5209 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
5210 x|xyes)
5211   # Assume -lc should be added
5212   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5213
5214   if test "$enable_shared" = yes && test "$GCC" = yes; then
5215     case $_LT_TAGVAR(archive_cmds, $1) in
5216     *'~'*)
5217       # FIXME: we may have to deal with multi-command sequences.
5218       ;;
5219     '$CC '*)
5220       # Test whether the compiler implicitly links with -lc since on some
5221       # systems, -lgcc has to come before -lc. If gcc already passes -lc
5222       # to ld, don't add -lc before -lgcc.
5223       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
5224         [lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
5225         [$RM conftest*
5226         echo "$lt_simple_compile_test_code" > conftest.$ac_ext
5227
5228         if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5229           soname=conftest
5230           lib=conftest
5231           libobjs=conftest.$ac_objext
5232           deplibs=
5233           wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
5234           pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
5235           compiler_flags=-v
5236           linker_flags=-v
5237           verstring=
5238           output_objdir=.
5239           libname=conftest
5240           lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
5241           _LT_TAGVAR(allow_undefined_flag, $1)=
5242           if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
5243           then
5244             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5245           else
5246             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5247           fi
5248           _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5249         else
5250           cat conftest.err 1>&5
5251         fi
5252         $RM conftest*
5253         ])
5254       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
5255       ;;
5256     esac
5257   fi
5258   ;;
5259 esac
5260
5261 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
5262     [Whether or not to add -lc for building shared libraries])
5263 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
5264     [enable_shared_with_static_runtimes], [0],
5265     [Whether or not to disallow shared libs when runtime libs are static])
5266 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
5267     [Compiler flag to allow reflexive dlopens])
5268 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
5269     [Compiler flag to generate shared objects directly from archives])
5270 _LT_TAGDECL([], [compiler_needs_object], [1],
5271     [Whether the compiler copes with passing no objects directly])
5272 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
5273     [Create an old-style archive from a shared archive])
5274 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
5275     [Create a temporary old-style archive to link instead of a shared archive])
5276 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
5277 _LT_TAGDECL([], [archive_expsym_cmds], [2])
5278 _LT_TAGDECL([], [module_cmds], [2],
5279     [Commands used to build a loadable module if different from building
5280     a shared archive.])
5281 _LT_TAGDECL([], [module_expsym_cmds], [2])
5282 _LT_TAGDECL([], [with_gnu_ld], [1],
5283     [Whether we are building with GNU ld or not])
5284 _LT_TAGDECL([], [allow_undefined_flag], [1],
5285     [Flag that allows shared libraries with undefined symbols to be built])
5286 _LT_TAGDECL([], [no_undefined_flag], [1],
5287     [Flag that enforces no undefined symbols])
5288 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
5289     [Flag to hardcode $libdir into a binary during linking.
5290     This must work even if $libdir does not exist])
5291 _LT_TAGDECL([], [hardcode_libdir_flag_spec_ld], [1],
5292     [[If ld is used when linking, flag to hardcode $libdir into a binary
5293     during linking.  This must work even if $libdir does not exist]])
5294 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
5295     [Whether we need a single "-rpath" flag with a separated argument])
5296 _LT_TAGDECL([], [hardcode_direct], [0],
5297     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5298     DIR into the resulting binary])
5299 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
5300     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5301     DIR into the resulting binary and the resulting library dependency is
5302     "absolute", i.e impossible to change by setting ${shlibpath_var} if the
5303     library is relocated])
5304 _LT_TAGDECL([], [hardcode_minus_L], [0],
5305     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
5306     into the resulting binary])
5307 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
5308     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
5309     into the resulting binary])
5310 _LT_TAGDECL([], [hardcode_automatic], [0],
5311     [Set to "yes" if building a shared library automatically hardcodes DIR
5312     into the library and all subsequent libraries and executables linked
5313     against it])
5314 _LT_TAGDECL([], [inherit_rpath], [0],
5315     [Set to yes if linker adds runtime paths of dependent libraries
5316     to runtime path list])
5317 _LT_TAGDECL([], [link_all_deplibs], [0],
5318     [Whether libtool must link a program against all its dependency libraries])
5319 _LT_TAGDECL([], [fix_srcfile_path], [1],
5320     [Fix the shell variable $srcfile for the compiler])
5321 _LT_TAGDECL([], [always_export_symbols], [0],
5322     [Set to "yes" if exported symbols are required])
5323 _LT_TAGDECL([], [export_symbols_cmds], [2],
5324     [The commands to list exported symbols])
5325 _LT_TAGDECL([], [exclude_expsyms], [1],
5326     [Symbols that should not be listed in the preloaded symbols])
5327 _LT_TAGDECL([], [include_expsyms], [1],
5328     [Symbols that must always be exported])
5329 _LT_TAGDECL([], [prelink_cmds], [2],
5330     [Commands necessary for linking programs (against libraries) with templates])
5331 _LT_TAGDECL([], [file_list_spec], [1],
5332     [Specify filename containing input files])
5333 dnl FIXME: Not yet implemented
5334 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
5335 dnl    [Compiler flag to generate thread safe objects])
5336 ])# _LT_LINKER_SHLIBS
5337
5338
5339 # _LT_LANG_C_CONFIG([TAG])
5340 # ------------------------
5341 # Ensure that the configuration variables for a C compiler are suitably
5342 # defined.  These variables are subsequently used by _LT_CONFIG to write
5343 # the compiler configuration to `libtool'.
5344 m4_defun([_LT_LANG_C_CONFIG],
5345 [m4_require([_LT_DECL_EGREP])dnl
5346 lt_save_CC="$CC"
5347 AC_LANG_PUSH(C)
5348
5349 # Source file extension for C test sources.
5350 ac_ext=c
5351
5352 # Object file extension for compiled C test sources.
5353 objext=o
5354 _LT_TAGVAR(objext, $1)=$objext
5355
5356 # Code to be used in simple compile tests
5357 lt_simple_compile_test_code="int some_variable = 0;"
5358
5359 # Code to be used in simple link tests
5360 lt_simple_link_test_code='int main(){return(0);}'
5361
5362 _LT_TAG_COMPILER
5363 # Save the default compiler, since it gets overwritten when the other
5364 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
5365 compiler_DEFAULT=$CC
5366
5367 # save warnings/boilerplate of simple test code
5368 _LT_COMPILER_BOILERPLATE
5369 _LT_LINKER_BOILERPLATE
5370
5371 ## CAVEAT EMPTOR:
5372 ## There is no encapsulation within the following macros, do not change
5373 ## the running order or otherwise move them around unless you know exactly
5374 ## what you are doing...
5375 if test -n "$compiler"; then
5376   _LT_COMPILER_NO_RTTI($1)
5377   _LT_COMPILER_PIC($1)
5378   _LT_COMPILER_C_O($1)
5379   _LT_COMPILER_FILE_LOCKS($1)
5380   _LT_LINKER_SHLIBS($1)
5381   _LT_SYS_DYNAMIC_LINKER($1)
5382   _LT_LINKER_HARDCODE_LIBPATH($1)
5383   LT_SYS_DLOPEN_SELF
5384   _LT_CMD_STRIPLIB
5385
5386   # Report which library types will actually be built
5387   AC_MSG_CHECKING([if libtool supports shared libraries])
5388   AC_MSG_RESULT([$can_build_shared])
5389
5390   AC_MSG_CHECKING([whether to build shared libraries])
5391   test "$can_build_shared" = "no" && enable_shared=no
5392
5393   # On AIX, shared libraries and static libraries use the same namespace, and
5394   # are all built from PIC.
5395   case $host_os in
5396   aix3*)
5397     test "$enable_shared" = yes && enable_static=no
5398     if test -n "$RANLIB"; then
5399       archive_cmds="$archive_cmds~\$RANLIB \$lib"
5400       postinstall_cmds='$RANLIB $lib'
5401     fi
5402     ;;
5403
5404   aix[[4-9]]*)
5405     if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
5406       test "$enable_shared" = yes && enable_static=no
5407     fi
5408     ;;
5409   esac
5410   AC_MSG_RESULT([$enable_shared])
5411
5412   AC_MSG_CHECKING([whether to build static libraries])
5413   # Make sure either enable_shared or enable_static is yes.
5414   test "$enable_shared" = yes || enable_static=yes
5415   AC_MSG_RESULT([$enable_static])
5416
5417   _LT_CONFIG($1)
5418 fi
5419 AC_LANG_POP
5420 CC="$lt_save_CC"
5421 ])# _LT_LANG_C_CONFIG
5422
5423
5424 # _LT_LANG_CXX_CONFIG([TAG])
5425 # --------------------------
5426 # Ensure that the configuration variables for a C++ compiler are suitably
5427 # defined.  These variables are subsequently used by _LT_CONFIG to write
5428 # the compiler configuration to `libtool'.
5429 m4_defun([_LT_LANG_CXX_CONFIG],
5430 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
5431 m4_require([_LT_DECL_EGREP])dnl
5432 if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
5433     ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
5434     (test "X$CXX" != "Xg++"))) ; then
5435   AC_PROG_CXXCPP
5436 else
5437   _lt_caught_CXX_error=yes
5438 fi
5439
5440 AC_LANG_PUSH(C++)
5441 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5442 _LT_TAGVAR(allow_undefined_flag, $1)=
5443 _LT_TAGVAR(always_export_symbols, $1)=no
5444 _LT_TAGVAR(archive_expsym_cmds, $1)=
5445 _LT_TAGVAR(compiler_needs_object, $1)=no
5446 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
5447 _LT_TAGVAR(hardcode_direct, $1)=no
5448 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
5449 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5450 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
5451 _LT_TAGVAR(hardcode_libdir_separator, $1)=
5452 _LT_TAGVAR(hardcode_minus_L, $1)=no
5453 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5454 _LT_TAGVAR(hardcode_automatic, $1)=no
5455 _LT_TAGVAR(inherit_rpath, $1)=no
5456 _LT_TAGVAR(module_cmds, $1)=
5457 _LT_TAGVAR(module_expsym_cmds, $1)=
5458 _LT_TAGVAR(link_all_deplibs, $1)=unknown
5459 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
5460 _LT_TAGVAR(reload_flag, $1)=$reload_flag
5461 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
5462 _LT_TAGVAR(no_undefined_flag, $1)=
5463 _LT_TAGVAR(whole_archive_flag_spec, $1)=
5464 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5465
5466 # Source file extension for C++ test sources.
5467 ac_ext=cpp
5468
5469 # Object file extension for compiled C++ test sources.
5470 objext=o
5471 _LT_TAGVAR(objext, $1)=$objext
5472
5473 # No sense in running all these tests if we already determined that
5474 # the CXX compiler isn't working.  Some variables (like enable_shared)
5475 # are currently assumed to apply to all compilers on this platform,
5476 # and will be corrupted by setting them based on a non-working compiler.
5477 if test "$_lt_caught_CXX_error" != yes; then
5478   # Code to be used in simple compile tests
5479   lt_simple_compile_test_code="int some_variable = 0;"
5480
5481   # Code to be used in simple link tests
5482   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
5483
5484   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
5485   _LT_TAG_COMPILER
5486
5487   # save warnings/boilerplate of simple test code
5488   _LT_COMPILER_BOILERPLATE
5489   _LT_LINKER_BOILERPLATE
5490
5491   # Allow CC to be a program name with arguments.
5492   lt_save_CC=$CC
5493   lt_save_LD=$LD
5494   lt_save_GCC=$GCC
5495   GCC=$GXX
5496   lt_save_with_gnu_ld=$with_gnu_ld
5497   lt_save_path_LD=$lt_cv_path_LD
5498   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
5499     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
5500   else
5501     $as_unset lt_cv_prog_gnu_ld
5502   fi
5503   if test -n "${lt_cv_path_LDCXX+set}"; then
5504     lt_cv_path_LD=$lt_cv_path_LDCXX
5505   else
5506     $as_unset lt_cv_path_LD
5507   fi
5508   test -z "${LDCXX+set}" || LD=$LDCXX
5509   CC=${CXX-"c++"}
5510   compiler=$CC
5511   _LT_TAGVAR(compiler, $1)=$CC
5512   _LT_CC_BASENAME([$compiler])
5513
5514   if test -n "$compiler"; then
5515     # We don't want -fno-exception when compiling C++ code, so set the
5516     # no_builtin_flag separately
5517     if test "$GXX" = yes; then
5518       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
5519     else
5520       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
5521     fi
5522
5523     if test "$GXX" = yes; then
5524       # Set up default GNU C++ configuration
5525
5526       LT_PATH_LD
5527
5528       # Check if GNU C++ uses GNU ld as the underlying linker, since the
5529       # archiving commands below assume that GNU ld is being used.
5530       if test "$with_gnu_ld" = yes; then
5531         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5532         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5533
5534         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5535         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5536
5537         # If archive_cmds runs LD, not CC, wlarc should be empty
5538         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
5539         #     investigate it a little bit more. (MM)
5540         wlarc='${wl}'
5541
5542         # ancient GNU ld didn't support --whole-archive et. al.
5543         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
5544           $GREP 'no-whole-archive' > /dev/null; then
5545           _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5546         else
5547           _LT_TAGVAR(whole_archive_flag_spec, $1)=
5548         fi
5549       else
5550         with_gnu_ld=no
5551         wlarc=
5552
5553         # A generic and very simple default shared library creation
5554         # command for GNU C++ for the case where it uses the native
5555         # linker, instead of GNU ld.  If possible, this setting should
5556         # overridden to take advantage of the native linker features on
5557         # the platform it is being used on.
5558         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
5559       fi
5560
5561       # Commands to make compiler produce verbose output that lists
5562       # what "hidden" libraries, object files and flags are used when
5563       # linking a shared library.
5564       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
5565
5566     else
5567       GXX=no
5568       with_gnu_ld=no
5569       wlarc=
5570     fi
5571
5572     # PORTME: fill in a description of your system's C++ link characteristics
5573     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
5574     _LT_TAGVAR(ld_shlibs, $1)=yes
5575     case $host_os in
5576       aix3*)
5577         # FIXME: insert proper C++ library support
5578         _LT_TAGVAR(ld_shlibs, $1)=no
5579         ;;
5580       aix[[4-9]]*)
5581         if test "$host_cpu" = ia64; then
5582           # On IA64, the linker does run time linking by default, so we don't
5583           # have to do anything special.
5584           aix_use_runtimelinking=no
5585           exp_sym_flag='-Bexport'
5586           no_entry_flag=""
5587         else
5588           aix_use_runtimelinking=no
5589
5590           # Test if we are trying to use run time linking or normal
5591           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5592           # need to do runtime linking.
5593           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5594             for ld_flag in $LDFLAGS; do
5595               case $ld_flag in
5596               *-brtl*)
5597                 aix_use_runtimelinking=yes
5598                 break
5599                 ;;
5600               esac
5601             done
5602             ;;
5603           esac
5604
5605           exp_sym_flag='-bexport'
5606           no_entry_flag='-bnoentry'
5607         fi
5608
5609         # When large executables or shared objects are built, AIX ld can
5610         # have problems creating the table of contents.  If linking a library
5611         # or program results in "error TOC overflow" add -mminimal-toc to
5612         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5613         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5614
5615         _LT_TAGVAR(archive_cmds, $1)=''
5616         _LT_TAGVAR(hardcode_direct, $1)=yes
5617         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5618         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5619         _LT_TAGVAR(link_all_deplibs, $1)=yes
5620         _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
5621
5622         if test "$GXX" = yes; then
5623           case $host_os in aix4.[[012]]|aix4.[[012]].*)
5624           # We only want to do this on AIX 4.2 and lower, the check
5625           # below for broken collect2 doesn't work under 4.3+
5626           collect2name=`${CC} -print-prog-name=collect2`
5627           if test -f "$collect2name" &&
5628              strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5629           then
5630             # We have reworked collect2
5631             :
5632           else
5633             # We have old collect2
5634             _LT_TAGVAR(hardcode_direct, $1)=unsupported
5635             # It fails to find uninstalled libraries when the uninstalled
5636             # path is not listed in the libpath.  Setting hardcode_minus_L
5637             # to unsupported forces relinking
5638             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5639             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5640             _LT_TAGVAR(hardcode_libdir_separator, $1)=
5641           fi
5642           esac
5643           shared_flag='-shared'
5644           if test "$aix_use_runtimelinking" = yes; then
5645             shared_flag="$shared_flag "'${wl}-G'
5646           fi
5647         else
5648           # not using gcc
5649           if test "$host_cpu" = ia64; then
5650           # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5651           # chokes on -Wl,-G. The following line is correct:
5652           shared_flag='-G'
5653           else
5654             if test "$aix_use_runtimelinking" = yes; then
5655               shared_flag='${wl}-G'
5656             else
5657               shared_flag='${wl}-bM:SRE'
5658             fi
5659           fi
5660         fi
5661
5662         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
5663         # It seems that -bexpall does not export symbols beginning with
5664         # underscore (_), so it is better to generate a list of symbols to
5665         # export.
5666         _LT_TAGVAR(always_export_symbols, $1)=yes
5667         if test "$aix_use_runtimelinking" = yes; then
5668           # Warning - without using the other runtime loading flags (-brtl),
5669           # -berok will link without error, but may produce a broken library.
5670           _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5671           # Determine the default libpath from the value encoded in an empty
5672           # executable.
5673           _LT_SYS_MODULE_PATH_AIX
5674           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5675
5676           _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 $shared_flag"
5677         else
5678           if test "$host_cpu" = ia64; then
5679             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
5680             _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5681             _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"
5682           else
5683             # Determine the default libpath from the value encoded in an
5684             # empty executable.
5685             _LT_SYS_MODULE_PATH_AIX
5686             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5687             # Warning - without using the other run time loading flags,
5688             # -berok will link without error, but may produce a broken library.
5689             _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5690             _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5691             if test "$with_gnu_ld" = yes; then
5692               # We only use this code for GNU lds that support --whole-archive.
5693               _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
5694             else
5695               # Exported symbols can be pulled into shared objects from archives
5696               _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5697             fi
5698             _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5699             # This is similar to how AIX traditionally builds its shared
5700             # libraries.
5701             _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'
5702           fi
5703         fi
5704         ;;
5705
5706       beos*)
5707         if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5708           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5709           # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5710           # support --undefined.  This deserves some investigation.  FIXME
5711           _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5712         else
5713           _LT_TAGVAR(ld_shlibs, $1)=no
5714         fi
5715         ;;
5716
5717       chorus*)
5718         case $cc_basename in
5719           *)
5720           # FIXME: insert proper C++ library support
5721           _LT_TAGVAR(ld_shlibs, $1)=no
5722           ;;
5723         esac
5724         ;;
5725
5726       cygwin* | mingw* | pw32* | cegcc*)
5727         # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5728         # as there is no search path for DLLs.
5729         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5730         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
5731         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5732         _LT_TAGVAR(always_export_symbols, $1)=no
5733         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5734
5735         if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
5736           _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'
5737           # If the export-symbols file already is a .def file (1st line
5738           # is EXPORTS), use it as is; otherwise, prepend...
5739           _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5740             cp $export_symbols $output_objdir/$soname.def;
5741           else
5742             echo EXPORTS > $output_objdir/$soname.def;
5743             cat $export_symbols >> $output_objdir/$soname.def;
5744           fi~
5745           $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'
5746         else
5747           _LT_TAGVAR(ld_shlibs, $1)=no
5748         fi
5749         ;;
5750       darwin* | rhapsody*)
5751         _LT_DARWIN_LINKER_FEATURES($1)
5752         ;;
5753
5754       dgux*)
5755         case $cc_basename in
5756           ec++*)
5757             # FIXME: insert proper C++ library support
5758             _LT_TAGVAR(ld_shlibs, $1)=no
5759             ;;
5760           ghcx*)
5761             # Green Hills C++ Compiler
5762             # FIXME: insert proper C++ library support
5763             _LT_TAGVAR(ld_shlibs, $1)=no
5764             ;;
5765           *)
5766             # FIXME: insert proper C++ library support
5767             _LT_TAGVAR(ld_shlibs, $1)=no
5768             ;;
5769         esac
5770         ;;
5771
5772       freebsd[[12]]*)
5773         # C++ shared libraries reported to be fairly broken before
5774         # switch to ELF
5775         _LT_TAGVAR(ld_shlibs, $1)=no
5776         ;;
5777
5778       freebsd-elf*)
5779         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5780         ;;
5781
5782       freebsd* | dragonfly*)
5783         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
5784         # conventions
5785         _LT_TAGVAR(ld_shlibs, $1)=yes
5786         ;;
5787
5788       gnu*)
5789         ;;
5790
5791       haiku*)
5792         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5793         _LT_TAGVAR(link_all_deplibs, $1)=yes
5794         ;;
5795
5796       hpux9*)
5797         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5798         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5799         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5800         _LT_TAGVAR(hardcode_direct, $1)=yes
5801         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5802                                              # but as the default
5803                                              # location of the library.
5804
5805         case $cc_basename in
5806           CC*)
5807             # FIXME: insert proper C++ library support
5808             _LT_TAGVAR(ld_shlibs, $1)=no
5809             ;;
5810           aCC*)
5811             _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 $lib'
5812             # Commands to make compiler produce verbose output that lists
5813             # what "hidden" libraries, object files and flags are used when
5814             # linking a shared library.
5815             #
5816             # There doesn't appear to be a way to prevent this compiler from
5817             # explicitly linking system object files so we need to strip them
5818             # from the output so that they don't get included in the library
5819             # dependencies.
5820             output_verbose_link_cmd='templist=`($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"'
5821             ;;
5822           *)
5823             if test "$GXX" = yes; then
5824               _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'
5825             else
5826               # FIXME: insert proper C++ library support
5827               _LT_TAGVAR(ld_shlibs, $1)=no
5828             fi
5829             ;;
5830         esac
5831         ;;
5832
5833       hpux10*|hpux11*)
5834         if test $with_gnu_ld = no; then
5835           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5836           _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5837
5838           case $host_cpu in
5839             hppa*64*|ia64*)
5840               ;;
5841             *)
5842               _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5843               ;;
5844           esac
5845         fi
5846         case $host_cpu in
5847           hppa*64*|ia64*)
5848             _LT_TAGVAR(hardcode_direct, $1)=no
5849             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5850             ;;
5851           *)
5852             _LT_TAGVAR(hardcode_direct, $1)=yes
5853             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5854             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5855                                                  # but as the default
5856                                                  # location of the library.
5857             ;;
5858         esac
5859
5860         case $cc_basename in
5861           CC*)
5862             # FIXME: insert proper C++ library support
5863             _LT_TAGVAR(ld_shlibs, $1)=no
5864             ;;
5865           aCC*)
5866             case $host_cpu in
5867               hppa*64*)
5868                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5869                 ;;
5870               ia64*)
5871                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5872                 ;;
5873               *)
5874                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5875                 ;;
5876             esac
5877             # Commands to make compiler produce verbose output that lists
5878             # what "hidden" libraries, object files and flags are used when
5879             # linking a shared library.
5880             #
5881             # There doesn't appear to be a way to prevent this compiler from
5882             # explicitly linking system object files so we need to strip them
5883             # from the output so that they don't get included in the library
5884             # dependencies.
5885             output_verbose_link_cmd='templist=`($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"'
5886             ;;
5887           *)
5888             if test "$GXX" = yes; then
5889               if test $with_gnu_ld = no; then
5890                 case $host_cpu in
5891                   hppa*64*)
5892                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5893                     ;;
5894                   ia64*)
5895                     _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'
5896                     ;;
5897                   *)
5898                     _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'
5899                     ;;
5900                 esac
5901               fi
5902             else
5903               # FIXME: insert proper C++ library support
5904               _LT_TAGVAR(ld_shlibs, $1)=no
5905             fi
5906             ;;
5907         esac
5908         ;;
5909
5910       interix[[3-9]]*)
5911         _LT_TAGVAR(hardcode_direct, $1)=no
5912         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5913         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5914         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5915         # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
5916         # Instead, shared libraries are loaded at an image base (0x10000000 by
5917         # default) and relocated if they conflict, which is a slow very memory
5918         # consuming and fragmenting process.  To avoid this, we pick a random,
5919         # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
5920         # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
5921         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5922         _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5923         ;;
5924       irix5* | irix6*)
5925         case $cc_basename in
5926           CC*)
5927             # SGI C++
5928             _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'
5929
5930             # Archives containing C++ object files must be created using
5931             # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
5932             # necessary to make sure instantiated templates are included
5933             # in the archive.
5934             _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
5935             ;;
5936           *)
5937             if test "$GXX" = yes; then
5938               if test "$with_gnu_ld" = no; then
5939                 _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'
5940               else
5941                 _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'
5942               fi
5943             fi
5944             _LT_TAGVAR(link_all_deplibs, $1)=yes
5945             ;;
5946         esac
5947         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5948         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5949         _LT_TAGVAR(inherit_rpath, $1)=yes
5950         ;;
5951
5952       linux* | k*bsd*-gnu | kopensolaris*-gnu)
5953         case $cc_basename in
5954           KCC*)
5955             # Kuck and Associates, Inc. (KAI) C++ Compiler
5956
5957             # KCC will only create a shared library if the output file
5958             # ends with ".so" (or ".sl" for HP-UX), so rename the library
5959             # to its proper name (with version) after linking.
5960             _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'
5961             _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 $lib'
5962             # Commands to make compiler produce verbose output that lists
5963             # what "hidden" libraries, object files and flags are used when
5964             # linking a shared library.
5965             #
5966             # There doesn't appear to be a way to prevent this compiler from
5967             # explicitly linking system object files so we need to strip them
5968             # from the output so that they don't get included in the library
5969             # dependencies.
5970             output_verbose_link_cmd='templist=`$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"'
5971
5972             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5973             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5974
5975             # Archives containing C++ object files must be created using
5976             # "CC -Bstatic", where "CC" is the KAI C++ compiler.
5977             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
5978             ;;
5979           icpc* | ecpc* )
5980             # Intel C++
5981             with_gnu_ld=yes
5982             # version 8.0 and above of icpc choke on multiply defined symbols
5983             # if we add $predep_objects and $postdep_objects, however 7.1 and
5984             # earlier do not add the objects themselves.
5985             case `$CC -V 2>&1` in
5986               *"Version 7."*)
5987                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5988                 _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'
5989                 ;;
5990               *)  # Version 8.0 or newer
5991                 tmp_idyn=
5992                 case $host_cpu in
5993                   ia64*) tmp_idyn=' -i_dynamic';;
5994                 esac
5995                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5996                 _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'
5997                 ;;
5998             esac
5999             _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6000             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6001             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6002             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
6003             ;;
6004           pgCC* | pgcpp*)
6005             # Portland Group C++ compiler
6006             case `$CC -V` in
6007             *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6008               _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6009                 rm -rf $tpldir~
6010                 $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6011                 compile_command="$compile_command `find $tpldir -name \*.o | $NL2SP`"'
6012               _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6013                 rm -rf $tpldir~
6014                 $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6015                 $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | $NL2SP`~
6016                 $RANLIB $oldlib'
6017               _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6018                 rm -rf $tpldir~
6019                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6020                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6021               _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
6022                 rm -rf $tpldir~
6023                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6024                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6025               ;;
6026             *) # Version 6 and above use weak symbols
6027               _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6028               _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'
6029               ;;
6030             esac
6031
6032             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
6033             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6034             _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'
6035             ;;
6036           cxx*)
6037             # Compaq C++
6038             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6039             _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'
6040
6041             runpath_var=LD_RUN_PATH
6042             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6043             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6044
6045             # Commands to make compiler produce verbose output that lists
6046             # what "hidden" libraries, object files and flags are used when
6047             # linking a shared library.
6048             #
6049             # There doesn't appear to be a way to prevent this compiler from
6050             # explicitly linking system object files so we need to strip them
6051             # from the output so that they don't get included in the library
6052             # dependencies.
6053             output_verbose_link_cmd='templist=`$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'
6054             ;;
6055           xl* | mpixl* | bgxl*)
6056             # IBM XL 8.0 on PPC, with GNU ld
6057             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6058             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6059             _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6060             if test "x$supports_anon_versioning" = xyes; then
6061               _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
6062                 cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
6063                 echo "local: *; };" >> $output_objdir/$libname.ver~
6064                 $CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
6065             fi
6066             ;;
6067           *)
6068             case `$CC -V 2>&1 | sed 5q` in
6069             *Sun\ C*)
6070               # Sun C++ 5.9
6071               _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6072               _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6073               _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'
6074               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6075               _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'
6076               _LT_TAGVAR(compiler_needs_object, $1)=yes
6077
6078               # Not sure whether something based on
6079               # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
6080               # would be better.
6081               output_verbose_link_cmd='func_echo_all'
6082
6083               # Archives containing C++ object files must be created using
6084               # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6085               # necessary to make sure instantiated templates are included
6086               # in the archive.
6087               _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6088               ;;
6089             esac
6090             ;;
6091         esac
6092         ;;
6093
6094       lynxos*)
6095         # FIXME: insert proper C++ library support
6096         _LT_TAGVAR(ld_shlibs, $1)=no
6097         ;;
6098
6099       m88k*)
6100         # FIXME: insert proper C++ library support
6101         _LT_TAGVAR(ld_shlibs, $1)=no
6102         ;;
6103
6104       mvs*)
6105         case $cc_basename in
6106           cxx*)
6107             # FIXME: insert proper C++ library support
6108             _LT_TAGVAR(ld_shlibs, $1)=no
6109             ;;
6110           *)
6111             # FIXME: insert proper C++ library support
6112             _LT_TAGVAR(ld_shlibs, $1)=no
6113             ;;
6114         esac
6115         ;;
6116
6117       netbsd*)
6118         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
6119           _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
6120           wlarc=
6121           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6122           _LT_TAGVAR(hardcode_direct, $1)=yes
6123           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6124         fi
6125         # Workaround some broken pre-1.5 toolchains
6126         output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
6127         ;;
6128
6129       *nto* | *qnx*)
6130         _LT_TAGVAR(ld_shlibs, $1)=yes
6131         ;;
6132
6133       openbsd2*)
6134         # C++ shared libraries are fairly broken
6135         _LT_TAGVAR(ld_shlibs, $1)=no
6136         ;;
6137
6138       openbsd*)
6139         if test -f /usr/libexec/ld.so; then
6140           _LT_TAGVAR(hardcode_direct, $1)=yes
6141           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6142           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6143           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6144           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6145           if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
6146             _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'
6147             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6148             _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
6149           fi
6150           output_verbose_link_cmd=func_echo_all
6151         else
6152           _LT_TAGVAR(ld_shlibs, $1)=no
6153         fi
6154         ;;
6155
6156       osf3* | osf4* | osf5*)
6157         case $cc_basename in
6158           KCC*)
6159             # Kuck and Associates, Inc. (KAI) C++ Compiler
6160
6161             # KCC will only create a shared library if the output file
6162             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6163             # to its proper name (with version) after linking.
6164             _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'
6165
6166             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6167             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6168
6169             # Archives containing C++ object files must be created using
6170             # the KAI C++ compiler.
6171             case $host in
6172               osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
6173               *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
6174             esac
6175             ;;
6176           RCC*)
6177             # Rational C++ 2.4.1
6178             # FIXME: insert proper C++ library support
6179             _LT_TAGVAR(ld_shlibs, $1)=no
6180             ;;
6181           cxx*)
6182             case $host in
6183               osf3*)
6184                 _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6185                 _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'
6186                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6187                 ;;
6188               *)
6189                 _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
6190                 _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'
6191                 _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
6192                   echo "-hidden">> $lib.exp~
6193                   $CC -shared$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~
6194                   $RM $lib.exp'
6195                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6196                 ;;
6197             esac
6198
6199             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6200
6201             # Commands to make compiler produce verbose output that lists
6202             # what "hidden" libraries, object files and flags are used when
6203             # linking a shared library.
6204             #
6205             # There doesn't appear to be a way to prevent this compiler from
6206             # explicitly linking system object files so we need to strip them
6207             # from the output so that they don't get included in the library
6208             # dependencies.
6209             output_verbose_link_cmd='templist=`$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"'
6210             ;;
6211           *)
6212             if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6213               _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6214               case $host in
6215                 osf3*)
6216                   _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'
6217                   ;;
6218                 *)
6219                   _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'
6220                   ;;
6221               esac
6222
6223               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6224               _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6225
6226               # Commands to make compiler produce verbose output that lists
6227               # what "hidden" libraries, object files and flags are used when
6228               # linking a shared library.
6229               output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6230
6231             else
6232               # FIXME: insert proper C++ library support
6233               _LT_TAGVAR(ld_shlibs, $1)=no
6234             fi
6235             ;;
6236         esac
6237         ;;
6238
6239       psos*)
6240         # FIXME: insert proper C++ library support
6241         _LT_TAGVAR(ld_shlibs, $1)=no
6242         ;;
6243
6244       sunos4*)
6245         case $cc_basename in
6246           CC*)
6247             # Sun C++ 4.x
6248             # FIXME: insert proper C++ library support
6249             _LT_TAGVAR(ld_shlibs, $1)=no
6250             ;;
6251           lcc*)
6252             # Lucid
6253             # FIXME: insert proper C++ library support
6254             _LT_TAGVAR(ld_shlibs, $1)=no
6255             ;;
6256           *)
6257             # FIXME: insert proper C++ library support
6258             _LT_TAGVAR(ld_shlibs, $1)=no
6259             ;;
6260         esac
6261         ;;
6262
6263       solaris*)
6264         case $cc_basename in
6265           CC*)
6266             # Sun C++ 4.2, 5.x and Centerline C++
6267             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
6268             _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6269             _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6270             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6271               $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6272
6273             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6274             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6275             case $host_os in
6276               solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6277               *)
6278                 # The compiler driver will combine and reorder linker options,
6279                 # but understands `-z linker_flag'.
6280                 # Supported since Solaris 2.6 (maybe 2.5.1?)
6281                 _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
6282                 ;;
6283             esac
6284             _LT_TAGVAR(link_all_deplibs, $1)=yes
6285
6286             output_verbose_link_cmd='func_echo_all'
6287
6288             # Archives containing C++ object files must be created using
6289             # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6290             # necessary to make sure instantiated templates are included
6291             # in the archive.
6292             _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6293             ;;
6294           gcx*)
6295             # Green Hills C++ Compiler
6296             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6297
6298             # The C++ compiler must be used to create the archive.
6299             _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
6300             ;;
6301           *)
6302             # GNU C++ compiler with Solaris linker
6303             if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6304               _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
6305               if $CC --version | $GREP -v '^2\.7' > /dev/null; then
6306                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6307                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6308                   $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6309
6310                 # Commands to make compiler produce verbose output that lists
6311                 # what "hidden" libraries, object files and flags are used when
6312                 # linking a shared library.
6313                 output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6314               else
6315                 # g++ 2.7 appears to require `-G' NOT `-shared' on this
6316                 # platform.
6317                 _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6318                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6319                   $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6320
6321                 # Commands to make compiler produce verbose output that lists
6322                 # what "hidden" libraries, object files and flags are used when
6323                 # linking a shared library.
6324                 output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6325               fi
6326
6327               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
6328               case $host_os in
6329                 solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6330                 *)
6331                   _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
6332                   ;;
6333               esac
6334             fi
6335             ;;
6336         esac
6337         ;;
6338
6339     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
6340       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6341       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6342       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6343       runpath_var='LD_RUN_PATH'
6344
6345       case $cc_basename in
6346         CC*)
6347           _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6348           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6349           ;;
6350         *)
6351           _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6352           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6353           ;;
6354       esac
6355       ;;
6356
6357       sysv5* | sco3.2v5* | sco5v6*)
6358         # Note: We can NOT use -z defs as we might desire, because we do not
6359         # link with -lc, and that would cause any symbols used from libc to
6360         # always be unresolved, which means just about no library would
6361         # ever link correctly.  If we're not using GNU ld we use -z text
6362         # though, which does catch some bad symbols but isn't as heavy-handed
6363         # as -z defs.
6364         _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6365         _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
6366         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6367         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6368         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
6369         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6370         _LT_TAGVAR(link_all_deplibs, $1)=yes
6371         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
6372         runpath_var='LD_RUN_PATH'
6373
6374         case $cc_basename in
6375           CC*)
6376             _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6377             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6378             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
6379               '"$_LT_TAGVAR(old_archive_cmds, $1)"
6380             _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
6381               '"$_LT_TAGVAR(reload_cmds, $1)"
6382             ;;
6383           *)
6384             _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6385             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6386             ;;
6387         esac
6388       ;;
6389
6390       tandem*)
6391         case $cc_basename in
6392           NCC*)
6393             # NonStop-UX NCC 3.20
6394             # FIXME: insert proper C++ library support
6395             _LT_TAGVAR(ld_shlibs, $1)=no
6396             ;;
6397           *)
6398             # FIXME: insert proper C++ library support
6399             _LT_TAGVAR(ld_shlibs, $1)=no
6400             ;;
6401         esac
6402         ;;
6403
6404       vxworks*)
6405         # FIXME: insert proper C++ library support
6406         _LT_TAGVAR(ld_shlibs, $1)=no
6407         ;;
6408
6409       *)
6410         # FIXME: insert proper C++ library support
6411         _LT_TAGVAR(ld_shlibs, $1)=no
6412         ;;
6413     esac
6414
6415     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6416     test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
6417
6418     _LT_TAGVAR(GCC, $1)="$GXX"
6419     _LT_TAGVAR(LD, $1)="$LD"
6420
6421     ## CAVEAT EMPTOR:
6422     ## There is no encapsulation within the following macros, do not change
6423     ## the running order or otherwise move them around unless you know exactly
6424     ## what you are doing...
6425     _LT_SYS_HIDDEN_LIBDEPS($1)
6426     _LT_COMPILER_PIC($1)
6427     _LT_COMPILER_C_O($1)
6428     _LT_COMPILER_FILE_LOCKS($1)
6429     _LT_LINKER_SHLIBS($1)
6430     _LT_SYS_DYNAMIC_LINKER($1)
6431     _LT_LINKER_HARDCODE_LIBPATH($1)
6432
6433     _LT_CONFIG($1)
6434   fi # test -n "$compiler"
6435
6436   CC=$lt_save_CC
6437   LDCXX=$LD
6438   LD=$lt_save_LD
6439   GCC=$lt_save_GCC
6440   with_gnu_ld=$lt_save_with_gnu_ld
6441   lt_cv_path_LDCXX=$lt_cv_path_LD
6442   lt_cv_path_LD=$lt_save_path_LD
6443   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
6444   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
6445 fi # test "$_lt_caught_CXX_error" != yes
6446
6447 AC_LANG_POP
6448 ])# _LT_LANG_CXX_CONFIG
6449
6450
6451 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
6452 # ---------------------------------
6453 # Figure out "hidden" library dependencies from verbose
6454 # compiler output when linking a shared library.
6455 # Parse the compiler output and extract the necessary
6456 # objects, libraries and library flags.
6457 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
6458 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6459 # Dependencies to place before and after the object being linked:
6460 _LT_TAGVAR(predep_objects, $1)=
6461 _LT_TAGVAR(postdep_objects, $1)=
6462 _LT_TAGVAR(predeps, $1)=
6463 _LT_TAGVAR(postdeps, $1)=
6464 _LT_TAGVAR(compiler_lib_search_path, $1)=
6465
6466 dnl we can't use the lt_simple_compile_test_code here,
6467 dnl because it contains code intended for an executable,
6468 dnl not a library.  It's possible we should let each
6469 dnl tag define a new lt_????_link_test_code variable,
6470 dnl but it's only used here...
6471 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
6472 int a;
6473 void foo (void) { a = 0; }
6474 _LT_EOF
6475 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
6476 class Foo
6477 {
6478 public:
6479   Foo (void) { a = 0; }
6480 private:
6481   int a;
6482 };
6483 _LT_EOF
6484 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
6485       subroutine foo
6486       implicit none
6487       integer*4 a
6488       a=0
6489       return
6490       end
6491 _LT_EOF
6492 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
6493       subroutine foo
6494       implicit none
6495       integer a
6496       a=0
6497       return
6498       end
6499 _LT_EOF
6500 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
6501 public class foo {
6502   private int a;
6503   public void bar (void) {
6504     a = 0;
6505   }
6506 };
6507 _LT_EOF
6508 ], [$1], [GO], [cat > conftest.$ac_ext <<_LT_EOF
6509 package foo
6510 func foo() { }
6511 _LT_EOF
6512 ])
6513 dnl Parse the compiler output and extract the necessary
6514 dnl objects, libraries and library flags.
6515 if AC_TRY_EVAL(ac_compile); then
6516   # Parse the compiler output and extract the necessary
6517   # objects, libraries and library flags.
6518
6519   # Sentinel used to keep track of whether or not we are before
6520   # the conftest object file.
6521   pre_test_object_deps_done=no
6522
6523   for p in `eval "$output_verbose_link_cmd"`; do
6524     case $p in
6525
6526     -L* | -R* | -l*)
6527        # Some compilers place space between "-{L,R}" and the path.
6528        # Remove the space.
6529        if test $p = "-L" ||
6530           test $p = "-R"; then
6531          prev=$p
6532          continue
6533        else
6534          prev=
6535        fi
6536
6537        if test "$pre_test_object_deps_done" = no; then
6538          case $p in
6539          -L* | -R*)
6540            # Internal compiler library paths should come after those
6541            # provided the user.  The postdeps already come after the
6542            # user supplied libs so there is no need to process them.
6543            if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
6544              _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
6545            else
6546              _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
6547            fi
6548            ;;
6549          # The "-l" case would never come before the object being
6550          # linked, so don't bother handling this case.
6551          esac
6552        else
6553          if test -z "$_LT_TAGVAR(postdeps, $1)"; then
6554            _LT_TAGVAR(postdeps, $1)="${prev}${p}"
6555          else
6556            _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
6557          fi
6558        fi
6559        ;;
6560
6561     *.$objext)
6562        # This assumes that the test object file only shows up
6563        # once in the compiler output.
6564        if test "$p" = "conftest.$objext"; then
6565          pre_test_object_deps_done=yes
6566          continue
6567        fi
6568
6569        if test "$pre_test_object_deps_done" = no; then
6570          if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
6571            _LT_TAGVAR(predep_objects, $1)="$p"
6572          else
6573            _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
6574          fi
6575        else
6576          if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
6577            _LT_TAGVAR(postdep_objects, $1)="$p"
6578          else
6579            _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
6580          fi
6581        fi
6582        ;;
6583
6584     *) ;; # Ignore the rest.
6585
6586     esac
6587   done
6588
6589   # Clean up.
6590   rm -f a.out a.exe
6591 else
6592   echo "libtool.m4: error: problem compiling $1 test program"
6593 fi
6594
6595 $RM -f confest.$objext
6596
6597 # PORTME: override above test on systems where it is broken
6598 m4_if([$1], [CXX],
6599 [case $host_os in
6600 interix[[3-9]]*)
6601   # Interix 3.5 installs completely hosed .la files for C++, so rather than
6602   # hack all around it, let's just trust "g++" to DTRT.
6603   _LT_TAGVAR(predep_objects,$1)=
6604   _LT_TAGVAR(postdep_objects,$1)=
6605   _LT_TAGVAR(postdeps,$1)=
6606   ;;
6607
6608 linux*)
6609   case `$CC -V 2>&1 | sed 5q` in
6610   *Sun\ C*)
6611     # Sun C++ 5.9
6612
6613     # The more standards-conforming stlport4 library is
6614     # incompatible with the Cstd library. Avoid specifying
6615     # it if it's in CXXFLAGS. Ignore libCrun as
6616     # -library=stlport4 depends on it.
6617     case " $CXX $CXXFLAGS " in
6618     *" -library=stlport4 "*)
6619       solaris_use_stlport4=yes
6620       ;;
6621     esac
6622
6623     if test "$solaris_use_stlport4" != yes; then
6624       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6625     fi
6626     ;;
6627   esac
6628   ;;
6629
6630 solaris*)
6631   case $cc_basename in
6632   CC*)
6633     # The more standards-conforming stlport4 library is
6634     # incompatible with the Cstd library. Avoid specifying
6635     # it if it's in CXXFLAGS. Ignore libCrun as
6636     # -library=stlport4 depends on it.
6637     case " $CXX $CXXFLAGS " in
6638     *" -library=stlport4 "*)
6639       solaris_use_stlport4=yes
6640       ;;
6641     esac
6642
6643     # Adding this requires a known-good setup of shared libraries for
6644     # Sun compiler versions before 5.6, else PIC objects from an old
6645     # archive will be linked into the output, leading to subtle bugs.
6646     if test "$solaris_use_stlport4" != yes; then
6647       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6648     fi
6649     ;;
6650   esac
6651   ;;
6652 esac
6653 ])
6654
6655 case " $_LT_TAGVAR(postdeps, $1) " in
6656 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
6657 esac
6658  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
6659 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
6660  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
6661 fi
6662 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
6663     [The directories searched by this compiler when creating a shared library])
6664 _LT_TAGDECL([], [predep_objects], [1],
6665     [Dependencies to place before and after the objects being linked to
6666     create a shared library])
6667 _LT_TAGDECL([], [postdep_objects], [1])
6668 _LT_TAGDECL([], [predeps], [1])
6669 _LT_TAGDECL([], [postdeps], [1])
6670 _LT_TAGDECL([], [compiler_lib_search_path], [1],
6671     [The library search path used internally by the compiler when linking
6672     a shared library])
6673 ])# _LT_SYS_HIDDEN_LIBDEPS
6674
6675
6676 # _LT_LANG_F77_CONFIG([TAG])
6677 # --------------------------
6678 # Ensure that the configuration variables for a Fortran 77 compiler are
6679 # suitably defined.  These variables are subsequently used by _LT_CONFIG
6680 # to write the compiler configuration to `libtool'.
6681 m4_defun([_LT_LANG_F77_CONFIG],
6682 [AC_LANG_PUSH(Fortran 77)
6683 if test -z "$F77" || test "X$F77" = "Xno"; then
6684   _lt_disable_F77=yes
6685 fi
6686
6687 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6688 _LT_TAGVAR(allow_undefined_flag, $1)=
6689 _LT_TAGVAR(always_export_symbols, $1)=no
6690 _LT_TAGVAR(archive_expsym_cmds, $1)=
6691 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6692 _LT_TAGVAR(hardcode_direct, $1)=no
6693 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6694 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6695 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6696 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6697 _LT_TAGVAR(hardcode_minus_L, $1)=no
6698 _LT_TAGVAR(hardcode_automatic, $1)=no
6699 _LT_TAGVAR(inherit_rpath, $1)=no
6700 _LT_TAGVAR(module_cmds, $1)=
6701 _LT_TAGVAR(module_expsym_cmds, $1)=
6702 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6703 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6704 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6705 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6706 _LT_TAGVAR(no_undefined_flag, $1)=
6707 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6708 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6709
6710 # Source file extension for f77 test sources.
6711 ac_ext=f
6712
6713 # Object file extension for compiled f77 test sources.
6714 objext=o
6715 _LT_TAGVAR(objext, $1)=$objext
6716
6717 # No sense in running all these tests if we already determined that
6718 # the F77 compiler isn't working.  Some variables (like enable_shared)
6719 # are currently assumed to apply to all compilers on this platform,
6720 # and will be corrupted by setting them based on a non-working compiler.
6721 if test "$_lt_disable_F77" != yes; then
6722   # Code to be used in simple compile tests
6723   lt_simple_compile_test_code="\
6724       subroutine t
6725       return
6726       end
6727 "
6728
6729   # Code to be used in simple link tests
6730   lt_simple_link_test_code="\
6731       program t
6732       end
6733 "
6734
6735   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6736   _LT_TAG_COMPILER
6737
6738   # save warnings/boilerplate of simple test code
6739   _LT_COMPILER_BOILERPLATE
6740   _LT_LINKER_BOILERPLATE
6741
6742   # Allow CC to be a program name with arguments.
6743   lt_save_CC="$CC"
6744   lt_save_GCC=$GCC
6745   CC=${F77-"f77"}
6746   compiler=$CC
6747   _LT_TAGVAR(compiler, $1)=$CC
6748   _LT_CC_BASENAME([$compiler])
6749   GCC=$G77
6750   if test -n "$compiler"; then
6751     AC_MSG_CHECKING([if libtool supports shared libraries])
6752     AC_MSG_RESULT([$can_build_shared])
6753
6754     AC_MSG_CHECKING([whether to build shared libraries])
6755     test "$can_build_shared" = "no" && enable_shared=no
6756
6757     # On AIX, shared libraries and static libraries use the same namespace, and
6758     # are all built from PIC.
6759     case $host_os in
6760       aix3*)
6761         test "$enable_shared" = yes && enable_static=no
6762         if test -n "$RANLIB"; then
6763           archive_cmds="$archive_cmds~\$RANLIB \$lib"
6764           postinstall_cmds='$RANLIB $lib'
6765         fi
6766         ;;
6767       aix[[4-9]]*)
6768         if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6769           test "$enable_shared" = yes && enable_static=no
6770         fi
6771         ;;
6772     esac
6773     AC_MSG_RESULT([$enable_shared])
6774
6775     AC_MSG_CHECKING([whether to build static libraries])
6776     # Make sure either enable_shared or enable_static is yes.
6777     test "$enable_shared" = yes || enable_static=yes
6778     AC_MSG_RESULT([$enable_static])
6779
6780     _LT_TAGVAR(GCC, $1)="$G77"
6781     _LT_TAGVAR(LD, $1)="$LD"
6782
6783     ## CAVEAT EMPTOR:
6784     ## There is no encapsulation within the following macros, do not change
6785     ## the running order or otherwise move them around unless you know exactly
6786     ## what you are doing...
6787     _LT_COMPILER_PIC($1)
6788     _LT_COMPILER_C_O($1)
6789     _LT_COMPILER_FILE_LOCKS($1)
6790     _LT_LINKER_SHLIBS($1)
6791     _LT_SYS_DYNAMIC_LINKER($1)
6792     _LT_LINKER_HARDCODE_LIBPATH($1)
6793
6794     _LT_CONFIG($1)
6795   fi # test -n "$compiler"
6796
6797   GCC=$lt_save_GCC
6798   CC="$lt_save_CC"
6799 fi # test "$_lt_disable_F77" != yes
6800
6801 AC_LANG_POP
6802 ])# _LT_LANG_F77_CONFIG
6803
6804
6805 # _LT_LANG_FC_CONFIG([TAG])
6806 # -------------------------
6807 # Ensure that the configuration variables for a Fortran compiler are
6808 # suitably defined.  These variables are subsequently used by _LT_CONFIG
6809 # to write the compiler configuration to `libtool'.
6810 m4_defun([_LT_LANG_FC_CONFIG],
6811 [AC_LANG_PUSH(Fortran)
6812
6813 if test -z "$FC" || test "X$FC" = "Xno"; then
6814   _lt_disable_FC=yes
6815 fi
6816
6817 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6818 _LT_TAGVAR(allow_undefined_flag, $1)=
6819 _LT_TAGVAR(always_export_symbols, $1)=no
6820 _LT_TAGVAR(archive_expsym_cmds, $1)=
6821 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6822 _LT_TAGVAR(hardcode_direct, $1)=no
6823 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6824 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6825 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6826 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6827 _LT_TAGVAR(hardcode_minus_L, $1)=no
6828 _LT_TAGVAR(hardcode_automatic, $1)=no
6829 _LT_TAGVAR(inherit_rpath, $1)=no
6830 _LT_TAGVAR(module_cmds, $1)=
6831 _LT_TAGVAR(module_expsym_cmds, $1)=
6832 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6833 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6834 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6835 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6836 _LT_TAGVAR(no_undefined_flag, $1)=
6837 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6838 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6839
6840 # Source file extension for fc test sources.
6841 ac_ext=${ac_fc_srcext-f}
6842
6843 # Object file extension for compiled fc test sources.
6844 objext=o
6845 _LT_TAGVAR(objext, $1)=$objext
6846
6847 # No sense in running all these tests if we already determined that
6848 # the FC compiler isn't working.  Some variables (like enable_shared)
6849 # are currently assumed to apply to all compilers on this platform,
6850 # and will be corrupted by setting them based on a non-working compiler.
6851 if test "$_lt_disable_FC" != yes; then
6852   # Code to be used in simple compile tests
6853   lt_simple_compile_test_code="\
6854       subroutine t
6855       return
6856       end
6857 "
6858
6859   # Code to be used in simple link tests
6860   lt_simple_link_test_code="\
6861       program t
6862       end
6863 "
6864
6865   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6866   _LT_TAG_COMPILER
6867
6868   # save warnings/boilerplate of simple test code
6869   _LT_COMPILER_BOILERPLATE
6870   _LT_LINKER_BOILERPLATE
6871
6872   # Allow CC to be a program name with arguments.
6873   lt_save_CC="$CC"
6874   lt_save_GCC=$GCC
6875   CC=${FC-"f95"}
6876   compiler=$CC
6877   GCC=$ac_cv_fc_compiler_gnu
6878
6879   _LT_TAGVAR(compiler, $1)=$CC
6880   _LT_CC_BASENAME([$compiler])
6881
6882   if test -n "$compiler"; then
6883     AC_MSG_CHECKING([if libtool supports shared libraries])
6884     AC_MSG_RESULT([$can_build_shared])
6885
6886     AC_MSG_CHECKING([whether to build shared libraries])
6887     test "$can_build_shared" = "no" && enable_shared=no
6888
6889     # On AIX, shared libraries and static libraries use the same namespace, and
6890     # are all built from PIC.
6891     case $host_os in
6892       aix3*)
6893         test "$enable_shared" = yes && enable_static=no
6894         if test -n "$RANLIB"; then
6895           archive_cmds="$archive_cmds~\$RANLIB \$lib"
6896           postinstall_cmds='$RANLIB $lib'
6897         fi
6898         ;;
6899       aix[[4-9]]*)
6900         if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6901           test "$enable_shared" = yes && enable_static=no
6902         fi
6903         ;;
6904     esac
6905     AC_MSG_RESULT([$enable_shared])
6906
6907     AC_MSG_CHECKING([whether to build static libraries])
6908     # Make sure either enable_shared or enable_static is yes.
6909     test "$enable_shared" = yes || enable_static=yes
6910     AC_MSG_RESULT([$enable_static])
6911
6912     _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
6913     _LT_TAGVAR(LD, $1)="$LD"
6914
6915     ## CAVEAT EMPTOR:
6916     ## There is no encapsulation within the following macros, do not change
6917     ## the running order or otherwise move them around unless you know exactly
6918     ## what you are doing...
6919     _LT_SYS_HIDDEN_LIBDEPS($1)
6920     _LT_COMPILER_PIC($1)
6921     _LT_COMPILER_C_O($1)
6922     _LT_COMPILER_FILE_LOCKS($1)
6923     _LT_LINKER_SHLIBS($1)
6924     _LT_SYS_DYNAMIC_LINKER($1)
6925     _LT_LINKER_HARDCODE_LIBPATH($1)
6926
6927     _LT_CONFIG($1)
6928   fi # test -n "$compiler"
6929
6930   GCC=$lt_save_GCC
6931   CC="$lt_save_CC"
6932 fi # test "$_lt_disable_FC" != yes
6933
6934 AC_LANG_POP
6935 ])# _LT_LANG_FC_CONFIG
6936
6937
6938 # _LT_LANG_GCJ_CONFIG([TAG])
6939 # --------------------------
6940 # Ensure that the configuration variables for the GNU Java Compiler compiler
6941 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
6942 # to write the compiler configuration to `libtool'.
6943 m4_defun([_LT_LANG_GCJ_CONFIG],
6944 [AC_REQUIRE([LT_PROG_GCJ])dnl
6945 AC_LANG_SAVE
6946
6947 # Source file extension for Java test sources.
6948 ac_ext=java
6949
6950 # Object file extension for compiled Java test sources.
6951 objext=o
6952 _LT_TAGVAR(objext, $1)=$objext
6953
6954 # Code to be used in simple compile tests
6955 lt_simple_compile_test_code="class foo {}"
6956
6957 # Code to be used in simple link tests
6958 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
6959
6960 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6961 _LT_TAG_COMPILER
6962
6963 # save warnings/boilerplate of simple test code
6964 _LT_COMPILER_BOILERPLATE
6965 _LT_LINKER_BOILERPLATE
6966
6967 # Allow CC to be a program name with arguments.
6968 lt_save_CC="$CC"
6969 lt_save_GCC=$GCC
6970 GCC=yes
6971 CC=${GCJ-"gcj"}
6972 compiler=$CC
6973 _LT_TAGVAR(compiler, $1)=$CC
6974 _LT_TAGVAR(LD, $1)="$LD"
6975 _LT_CC_BASENAME([$compiler])
6976
6977 # GCJ did not exist at the time GCC didn't implicitly link libc in.
6978 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6979
6980 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6981 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6982 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6983
6984 ## CAVEAT EMPTOR:
6985 ## There is no encapsulation within the following macros, do not change
6986 ## the running order or otherwise move them around unless you know exactly
6987 ## what you are doing...
6988 if test -n "$compiler"; then
6989   _LT_COMPILER_NO_RTTI($1)
6990   _LT_COMPILER_PIC($1)
6991   _LT_COMPILER_C_O($1)
6992   _LT_COMPILER_FILE_LOCKS($1)
6993   _LT_LINKER_SHLIBS($1)
6994   _LT_LINKER_HARDCODE_LIBPATH($1)
6995
6996   _LT_CONFIG($1)
6997 fi
6998
6999 AC_LANG_RESTORE
7000
7001 GCC=$lt_save_GCC
7002 CC="$lt_save_CC"
7003 ])# _LT_LANG_GCJ_CONFIG
7004
7005 # _LT_LANG_GO_CONFIG([TAG])
7006 # --------------------------
7007 # Ensure that the configuration variables for the GNU Go compiler
7008 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7009 # to write the compiler configuration to `libtool'.
7010 m4_defun([_LT_LANG_GO_CONFIG],
7011 [AC_REQUIRE([LT_PROG_GO])dnl
7012 AC_LANG_SAVE
7013
7014 # Source file extension for Go test sources.
7015 ac_ext=go
7016
7017 # Object file extension for compiled Go test sources.
7018 objext=o
7019 _LT_TAGVAR(objext, $1)=$objext
7020
7021 # Code to be used in simple compile tests
7022 lt_simple_compile_test_code="package main; func main() { }"
7023
7024 # Code to be used in simple link tests
7025 lt_simple_link_test_code='package main; func main() { }'
7026
7027 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7028 _LT_TAG_COMPILER
7029
7030 # save warnings/boilerplate of simple test code
7031 _LT_COMPILER_BOILERPLATE
7032 _LT_LINKER_BOILERPLATE
7033
7034 # Allow CC to be a program name with arguments.
7035 lt_save_CC="$CC"
7036 lt_save_GCC="$GCC"
7037 GCC=yes
7038 CC=${GOC-"gccgo"}
7039 compiler=$CC
7040 _LT_TAGVAR(compiler, $1)=$CC
7041 _LT_TAGVAR(LD, $1)="$LD"
7042 _LT_CC_BASENAME([$compiler])
7043
7044 # Go did not exist at the time GCC didn't implicitly link libc in.
7045 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7046
7047 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7048
7049 ## CAVEAT EMPTOR:
7050 ## There is no encapsulation within the following macros, do not change
7051 ## the running order or otherwise move them around unless you know exactly
7052 ## what you are doing...
7053 if test -n "$compiler"; then
7054   _LT_COMPILER_NO_RTTI($1)
7055   _LT_COMPILER_PIC($1)
7056   _LT_COMPILER_C_O($1)
7057   _LT_COMPILER_FILE_LOCKS($1)
7058   _LT_LINKER_SHLIBS($1)
7059   _LT_LINKER_HARDCODE_LIBPATH($1)
7060
7061   _LT_CONFIG($1)
7062 fi
7063
7064 AC_LANG_RESTORE
7065
7066 GCC=$lt_save_GCC
7067 CC="$lt_save_CC"
7068 ])# _LT_LANG_GO_CONFIG
7069
7070
7071 # _LT_LANG_RC_CONFIG([TAG])
7072 # -------------------------
7073 # Ensure that the configuration variables for the Windows resource compiler
7074 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7075 # to write the compiler configuration to `libtool'.
7076 m4_defun([_LT_LANG_RC_CONFIG],
7077 [AC_REQUIRE([LT_PROG_RC])dnl
7078 AC_LANG_SAVE
7079
7080 # Source file extension for RC test sources.
7081 ac_ext=rc
7082
7083 # Object file extension for compiled RC test sources.
7084 objext=o
7085 _LT_TAGVAR(objext, $1)=$objext
7086
7087 # Code to be used in simple compile tests
7088 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
7089
7090 # Code to be used in simple link tests
7091 lt_simple_link_test_code="$lt_simple_compile_test_code"
7092
7093 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7094 _LT_TAG_COMPILER
7095
7096 # save warnings/boilerplate of simple test code
7097 _LT_COMPILER_BOILERPLATE
7098 _LT_LINKER_BOILERPLATE
7099
7100 # Allow CC to be a program name with arguments.
7101 lt_save_CC="$CC"
7102 lt_save_GCC=$GCC
7103 GCC=
7104 CC=${RC-"windres"}
7105 compiler=$CC
7106 _LT_TAGVAR(compiler, $1)=$CC
7107 _LT_CC_BASENAME([$compiler])
7108 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
7109
7110 if test -n "$compiler"; then
7111   :
7112   _LT_CONFIG($1)
7113 fi
7114
7115 GCC=$lt_save_GCC
7116 AC_LANG_RESTORE
7117 CC="$lt_save_CC"
7118 ])# _LT_LANG_RC_CONFIG
7119
7120
7121 # LT_PROG_GCJ
7122 # -----------
7123 AC_DEFUN([LT_PROG_GCJ],
7124 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
7125   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
7126     [AC_CHECK_TOOL(GCJ, gcj,)
7127       test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
7128       AC_SUBST(GCJFLAGS)])])[]dnl
7129 ])
7130
7131 # Old name:
7132 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
7133 dnl aclocal-1.4 backwards compatibility:
7134 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
7135
7136 # LT_PROG_GO
7137 # -----------
7138 AC_DEFUN([LT_PROG_GO],
7139 [AC_CHECK_TOOL(GOC, gccgo,)
7140 ])
7141
7142 # LT_PROG_RC
7143 # ----------
7144 AC_DEFUN([LT_PROG_RC],
7145 [AC_CHECK_TOOL(RC, windres,)
7146 ])
7147
7148 # Old name:
7149 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
7150 dnl aclocal-1.4 backwards compatibility:
7151 dnl AC_DEFUN([LT_AC_PROG_RC], [])
7152
7153
7154 # _LT_DECL_EGREP
7155 # --------------
7156 # If we don't have a new enough Autoconf to choose the best grep
7157 # available, choose the one first in the user's PATH.
7158 m4_defun([_LT_DECL_EGREP],
7159 [AC_REQUIRE([AC_PROG_EGREP])dnl
7160 AC_REQUIRE([AC_PROG_FGREP])dnl
7161 test -z "$GREP" && GREP=grep
7162 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
7163 _LT_DECL([], [EGREP], [1], [An ERE matcher])
7164 _LT_DECL([], [FGREP], [1], [A literal string matcher])
7165 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
7166 AC_SUBST([GREP])
7167 ])
7168
7169
7170 # _LT_DECL_OBJDUMP
7171 # --------------
7172 # If we don't have a new enough Autoconf to choose the best objdump
7173 # available, choose the one first in the user's PATH.
7174 m4_defun([_LT_DECL_OBJDUMP],
7175 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
7176 test -z "$OBJDUMP" && OBJDUMP=objdump
7177 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
7178 AC_SUBST([OBJDUMP])
7179 ])
7180
7181
7182 # _LT_DECL_SED
7183 # ------------
7184 # Check for a fully-functional sed program, that truncates
7185 # as few characters as possible.  Prefer GNU sed if found.
7186 m4_defun([_LT_DECL_SED],
7187 [AC_PROG_SED
7188 test -z "$SED" && SED=sed
7189 Xsed="$SED -e 1s/^X//"
7190 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
7191 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
7192     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
7193 ])# _LT_DECL_SED
7194
7195 m4_ifndef([AC_PROG_SED], [
7196 ############################################################
7197 # NOTE: This macro has been submitted for inclusion into   #
7198 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
7199 #  a released version of Autoconf we should remove this    #
7200 #  macro and use it instead.                               #
7201 ############################################################
7202
7203 m4_defun([AC_PROG_SED],
7204 [AC_MSG_CHECKING([for a sed that does not truncate output])
7205 AC_CACHE_VAL(lt_cv_path_SED,
7206 [# Loop through the user's path and test for sed and gsed.
7207 # Then use that list of sed's as ones to test for truncation.
7208 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
7209 for as_dir in $PATH
7210 do
7211   IFS=$as_save_IFS
7212   test -z "$as_dir" && as_dir=.
7213   for lt_ac_prog in sed gsed; do
7214     for ac_exec_ext in '' $ac_executable_extensions; do
7215       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
7216         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
7217       fi
7218     done
7219   done
7220 done
7221 IFS=$as_save_IFS
7222 lt_ac_max=0
7223 lt_ac_count=0
7224 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
7225 # along with /bin/sed that truncates output.
7226 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
7227   test ! -f $lt_ac_sed && continue
7228   cat /dev/null > conftest.in
7229   lt_ac_count=0
7230   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
7231   # Check for GNU sed and select it if it is found.
7232   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
7233     lt_cv_path_SED=$lt_ac_sed
7234     break
7235   fi
7236   while true; do
7237     cat conftest.in conftest.in >conftest.tmp
7238     mv conftest.tmp conftest.in
7239     cp conftest.in conftest.nl
7240     echo >>conftest.nl
7241     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
7242     cmp -s conftest.out conftest.nl || break
7243     # 10000 chars as input seems more than enough
7244     test $lt_ac_count -gt 10 && break
7245     lt_ac_count=`expr $lt_ac_count + 1`
7246     if test $lt_ac_count -gt $lt_ac_max; then
7247       lt_ac_max=$lt_ac_count
7248       lt_cv_path_SED=$lt_ac_sed
7249     fi
7250   done
7251 done
7252 ])
7253 SED=$lt_cv_path_SED
7254 AC_SUBST([SED])
7255 AC_MSG_RESULT([$SED])
7256 ])#AC_PROG_SED
7257 ])#m4_ifndef
7258
7259 # Old name:
7260 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
7261 dnl aclocal-1.4 backwards compatibility:
7262 dnl AC_DEFUN([LT_AC_PROG_SED], [])
7263
7264
7265 # _LT_CHECK_SHELL_FEATURES
7266 # ------------------------
7267 # Find out whether the shell is Bourne or XSI compatible,
7268 # or has some other useful features.
7269 m4_defun([_LT_CHECK_SHELL_FEATURES],
7270 [AC_MSG_CHECKING([whether the shell understands some XSI constructs])
7271 # Try some XSI features
7272 xsi_shell=no
7273 ( _lt_dummy="a/b/c"
7274   test "${_lt_dummy##*/},${_lt_dummy%/*},"${_lt_dummy%"$_lt_dummy"}, \
7275       = c,a/b,, \
7276     && eval 'test $(( 1 + 1 )) -eq 2 \
7277     && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
7278   && xsi_shell=yes
7279 AC_MSG_RESULT([$xsi_shell])
7280 _LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
7281
7282 AC_MSG_CHECKING([whether the shell understands "+="])
7283 lt_shell_append=no
7284 ( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
7285     >/dev/null 2>&1 \
7286   && lt_shell_append=yes
7287 AC_MSG_RESULT([$lt_shell_append])
7288 _LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
7289
7290 if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
7291   lt_unset=unset
7292 else
7293   lt_unset=false
7294 fi
7295 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
7296
7297 # test EBCDIC or ASCII
7298 case `echo X|tr X '\101'` in
7299  A) # ASCII based system
7300     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
7301   lt_SP2NL='tr \040 \012'
7302   lt_NL2SP='tr \015\012 \040\040'
7303   ;;
7304  *) # EBCDIC based system
7305   lt_SP2NL='tr \100 \n'
7306   lt_NL2SP='tr \r\n \100\100'
7307   ;;
7308 esac
7309 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
7310 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
7311 ])# _LT_CHECK_SHELL_FEATURES
7312
7313
7314 # _LT_PROG_XSI_SHELLFNS
7315 # ---------------------
7316 # Bourne and XSI compatible variants of some useful shell functions.
7317 m4_defun([_LT_PROG_XSI_SHELLFNS],
7318 [case $xsi_shell in
7319   yes)
7320     cat << \_LT_EOF >> "$cfgfile"
7321
7322 # func_dirname file append nondir_replacement
7323 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
7324 # otherwise set result to NONDIR_REPLACEMENT.
7325 func_dirname ()
7326 {
7327   case ${1} in
7328     */*) func_dirname_result="${1%/*}${2}" ;;
7329     *  ) func_dirname_result="${3}" ;;
7330   esac
7331 }
7332
7333 # func_basename file
7334 func_basename ()
7335 {
7336   func_basename_result="${1##*/}"
7337 }
7338
7339 # func_dirname_and_basename file append nondir_replacement
7340 # perform func_basename and func_dirname in a single function
7341 # call:
7342 #   dirname:  Compute the dirname of FILE.  If nonempty,
7343 #             add APPEND to the result, otherwise set result
7344 #             to NONDIR_REPLACEMENT.
7345 #             value returned in "$func_dirname_result"
7346 #   basename: Compute filename of FILE.
7347 #             value retuned in "$func_basename_result"
7348 # Implementation must be kept synchronized with func_dirname
7349 # and func_basename. For efficiency, we do not delegate to
7350 # those functions but instead duplicate the functionality here.
7351 func_dirname_and_basename ()
7352 {
7353   case ${1} in
7354     */*) func_dirname_result="${1%/*}${2}" ;;
7355     *  ) func_dirname_result="${3}" ;;
7356   esac
7357   func_basename_result="${1##*/}"
7358 }
7359
7360 # func_stripname prefix suffix name
7361 # strip PREFIX and SUFFIX off of NAME.
7362 # PREFIX and SUFFIX must not contain globbing or regex special
7363 # characters, hashes, percent signs, but SUFFIX may contain a leading
7364 # dot (in which case that matches only a dot).
7365 func_stripname ()
7366 {
7367   # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
7368   # positional parameters, so assign one to ordinary parameter first.
7369   func_stripname_result=${3}
7370   func_stripname_result=${func_stripname_result#"${1}"}
7371   func_stripname_result=${func_stripname_result%"${2}"}
7372 }
7373
7374 # func_opt_split
7375 func_opt_split ()
7376 {
7377   func_opt_split_opt=${1%%=*}
7378   func_opt_split_arg=${1#*=}
7379 }
7380
7381 # func_lo2o object
7382 func_lo2o ()
7383 {
7384   case ${1} in
7385     *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
7386     *)    func_lo2o_result=${1} ;;
7387   esac
7388 }
7389
7390 # func_xform libobj-or-source
7391 func_xform ()
7392 {
7393   func_xform_result=${1%.*}.lo
7394 }
7395
7396 # func_arith arithmetic-term...
7397 func_arith ()
7398 {
7399   func_arith_result=$(( $[*] ))
7400 }
7401
7402 # func_len string
7403 # STRING may not start with a hyphen.
7404 func_len ()
7405 {
7406   func_len_result=${#1}
7407 }
7408
7409 _LT_EOF
7410     ;;
7411   *) # Bourne compatible functions.
7412     cat << \_LT_EOF >> "$cfgfile"
7413
7414 # func_dirname file append nondir_replacement
7415 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
7416 # otherwise set result to NONDIR_REPLACEMENT.
7417 func_dirname ()
7418 {
7419   # Extract subdirectory from the argument.
7420   func_dirname_result=`$ECHO "${1}" | $SED "$dirname"`
7421   if test "X$func_dirname_result" = "X${1}"; then
7422     func_dirname_result="${3}"
7423   else
7424     func_dirname_result="$func_dirname_result${2}"
7425   fi
7426 }
7427
7428 # func_basename file
7429 func_basename ()
7430 {
7431   func_basename_result=`$ECHO "${1}" | $SED "$basename"`
7432 }
7433
7434 dnl func_dirname_and_basename
7435 dnl A portable version of this function is already defined in general.m4sh
7436 dnl so there is no need for it here.
7437
7438 # func_stripname prefix suffix name
7439 # strip PREFIX and SUFFIX off of NAME.
7440 # PREFIX and SUFFIX must not contain globbing or regex special
7441 # characters, hashes, percent signs, but SUFFIX may contain a leading
7442 # dot (in which case that matches only a dot).
7443 # func_strip_suffix prefix name
7444 func_stripname ()
7445 {
7446   case ${2} in
7447     .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
7448     *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
7449   esac
7450 }
7451
7452 # sed scripts:
7453 my_sed_long_opt='1s/^\(-[[^=]]*\)=.*/\1/;q'
7454 my_sed_long_arg='1s/^-[[^=]]*=//'
7455
7456 # func_opt_split
7457 func_opt_split ()
7458 {
7459   func_opt_split_opt=`$ECHO "${1}" | $SED "$my_sed_long_opt"`
7460   func_opt_split_arg=`$ECHO "${1}" | $SED "$my_sed_long_arg"`
7461 }
7462
7463 # func_lo2o object
7464 func_lo2o ()
7465 {
7466   func_lo2o_result=`$ECHO "${1}" | $SED "$lo2o"`
7467 }
7468
7469 # func_xform libobj-or-source
7470 func_xform ()
7471 {
7472   func_xform_result=`$ECHO "${1}" | $SED 's/\.[[^.]]*$/.lo/'`
7473 }
7474
7475 # func_arith arithmetic-term...
7476 func_arith ()
7477 {
7478   func_arith_result=`expr "$[@]"`
7479 }
7480
7481 # func_len string
7482 # STRING may not start with a hyphen.
7483 func_len ()
7484 {
7485   func_len_result=`expr "$[1]" : ".*" 2>/dev/null || echo $max_cmd_len`
7486 }
7487
7488 _LT_EOF
7489 esac
7490
7491 case $lt_shell_append in
7492   yes)
7493     cat << \_LT_EOF >> "$cfgfile"
7494
7495 # func_append var value
7496 # Append VALUE to the end of shell variable VAR.
7497 func_append ()
7498 {
7499   eval "$[1]+=\$[2]"
7500 }
7501 _LT_EOF
7502     ;;
7503   *)
7504     cat << \_LT_EOF >> "$cfgfile"
7505
7506 # func_append var value
7507 # Append VALUE to the end of shell variable VAR.
7508 func_append ()
7509 {
7510   eval "$[1]=\$$[1]\$[2]"
7511 }
7512
7513 _LT_EOF
7514     ;;
7515   esac
7516 ])