ld/configure

   1 #! /bin/sh
   2
   3 # Guess values for system-dependent variables and create Makefiles.
   4 # Generated automatically using autoconf version 2.4
   5 # Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
   6 #
   7 # This configure script is free software; the Free Software Foundation
   8 # gives unlimited permission to copy, distribute and modify it.
   9
  10 # Defaults:
  11 ac_help=
  12 ac_default_prefix=/usr/local
  13 # Any additions from configure.in:
  14 ac_help="$ac_help
  15   --enable-targets        alternative target configurations"
  16
  17 # Initialize some variables set by options.
  18 # The variables have the same names as the options, with
  19 # dashes changed to underlines.
  20 build=NONE
  21 cache_file=./config.cache
  22 exec_prefix=NONE
  23 host=NONE
  24 no_create=
  25 nonopt=NONE
  26 no_recursion=
  27 prefix=NONE
  28 program_prefix=NONE
  29 program_suffix=NONE
  30 program_transform_name=s,x,x,
  31 silent=
  32 site=
  33 srcdir=
  34 target=NONE
  35 verbose=
  36 x_includes=NONE
  37 x_libraries=NONE
  38
  39 # Initialize some other variables.
  40 subdirs=
  41
  42 ac_prev=
  43 for ac_option
  44 do
  45
  46   # If the previous option needs an argument, assign it.
  47   if test -n "$ac_prev"; then
  48     eval "$ac_prev=\$ac_option"
  49     ac_prev=
  50     continue
  51   fi
  52
  53   case "$ac_option" in
  54   -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
  55   *) ac_optarg= ;;
  56   esac
  57
  58   # Accept the important Cygnus configure options, so we can diagnose typos.
  59
  60   case "$ac_option" in
  61
  62   -build | --build | --buil | --bui | --bu | --b)
  63     ac_prev=build ;;
  64   -build=* | --build=* | --buil=* | --bui=* | --bu=* | --b=*)
  65     build="$ac_optarg" ;;
  66
  67   -cache-file | --cache-file | --cache-fil | --cache-fi \
  68   | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
  69     ac_prev=cache_file ;;
  70   -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
  71   | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
  72     cache_file="$ac_optarg" ;;
  73
  74   -disable-* | --disable-*)
  75     ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
  76     # Reject names that are not valid shell variable names.
  77     if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
  78       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
  79     fi
  80     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
  81     eval "enable_${ac_feature}=no" ;;
  82
  83   -enable-* | --enable-*)
  84     ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
  85     # Reject names that are not valid shell variable names.
  86     if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
  87       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
  88     fi
  89     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
  90     case "$ac_option" in
  91       *=*) ;;
  92       *) ac_optarg=yes ;;
  93     esac
  94     eval "enable_${ac_feature}='$ac_optarg'" ;;
  95
  96   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
  97   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
  98   | --exec | --exe | --ex)
  99     ac_prev=exec_prefix ;;
 100   -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
 101   | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
 102   | --exec=* | --exe=* | --ex=*)
 103     exec_prefix="$ac_optarg" ;;
 104
 105   -gas | --gas | --ga | --g)
 106     # Obsolete; use --with-gas.
 107     with_gas=yes ;;
 108
 109   -help | --help | --hel | --he)
 110     # Omit some internal or obsolete options to make the list less imposing.
 111     # This message is too long to be a string in the A/UX 3.1 sh.
 112     cat << EOF
 113 Usage: configure [options] [host]
 114 Options: [defaults in brackets after descriptions]
 115 Configuration:
 116   --cache-file=FILE       cache test results in FILE
 117   --help                  print this message
 118   --no-create             do not create output files
 119   --quiet, --silent       do not print \`checking...' messages
 120   --version               print the version of autoconf that created configure
 121 Directory and file names:
 122   --prefix=PREFIX         install architecture-independent files in PREFIX
 123                           [$ac_default_prefix]
 124   --exec-prefix=PREFIX    install architecture-dependent files in PREFIX
 125                           [same as prefix]
 126   --srcdir=DIR            find the sources in DIR [configure dir or ..]
 127   --program-prefix=PREFIX prepend PREFIX to installed program names
 128   --program-suffix=SUFFIX append SUFFIX to installed program names
 129   --program-transform-name=PROGRAM run sed PROGRAM on installed program names
 130 Host type:
 131   --build=BUILD           configure for building on BUILD [BUILD=HOST]
 132   --host=HOST             configure for HOST [guessed]
 133   --target=TARGET         configure for TARGET [TARGET=HOST]
 134 Features and packages:
 135   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
 136   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
 137   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
 138   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
 139   --x-includes=DIR        X include files are in DIR
 140   --x-libraries=DIR       X library files are in DIR
 141 --enable and --with options recognized:$ac_help
 142 EOF
 143     exit 0 ;;
 144
 145   -host | --host | --hos | --ho)
 146     ac_prev=host ;;
 147   -host=* | --host=* | --hos=* | --ho=*)
 148     host="$ac_optarg" ;;
 149
 150   -nfp | --nfp | --nf)
 151     # Obsolete; use --without-fp.
 152     with_fp=no ;;
 153
 154   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 155   | --no-cr | --no-c)
 156     no_create=yes ;;
 157
 158   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 159   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
 160     no_recursion=yes ;;
 161
 162   -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
 163     ac_prev=prefix ;;
 164   -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
 165     prefix="$ac_optarg" ;;
 166
 167   -program-prefix | --program-prefix | --program-prefi | --program-pref \
 168   | --program-pre | --program-pr | --program-p)
 169     ac_prev=program_prefix ;;
 170   -program-prefix=* | --program-prefix=* | --program-prefi=* \
 171   | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
 172     program_prefix="$ac_optarg" ;;
 173
 174   -program-suffix | --program-suffix | --program-suffi | --program-suff \
 175   | --program-suf | --program-su | --program-s)
 176     ac_prev=program_suffix ;;
 177   -program-suffix=* | --program-suffix=* | --program-suffi=* \
 178   | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
 179     program_suffix="$ac_optarg" ;;
 180
 181   -program-transform-name | --program-transform-name \
 182   | --program-transform-nam | --program-transform-na \
 183   | --program-transform-n | --program-transform- \
 184   | --program-transform | --program-transfor \
 185   | --program-transfo | --program-transf \
 186   | --program-trans | --program-tran \
 187   | --progr-tra | --program-tr | --program-t)
 188     ac_prev=program_transform_name ;;
 189   -program-transform-name=* | --program-transform-name=* \
 190   | --program-transform-nam=* | --program-transform-na=* \
 191   | --program-transform-n=* | --program-transform-=* \
 192   | --program-transform=* | --program-transfor=* \
 193   | --program-transfo=* | --program-transf=* \
 194   | --program-trans=* | --program-tran=* \
 195   | --progr-tra=* | --program-tr=* | --program-t=*)
 196     program_transform_name="$ac_optarg" ;;
 197
 198   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
 199   | -silent | --silent | --silen | --sile | --sil)
 200     silent=yes ;;
 201
 202   -site | --site | --sit)
 203     ac_prev=site ;;
 204   -site=* | --site=* | --sit=*)
 205     site="$ac_optarg" ;;
 206
 207   -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
 208     ac_prev=srcdir ;;
 209   -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
 210     srcdir="$ac_optarg" ;;
 211
 212   -target | --target | --targe | --targ | --tar | --ta | --t)
 213     ac_prev=target ;;
 214   -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
 215     target="$ac_optarg" ;;
 216
 217   -v | -verbose | --verbose | --verbos | --verbo | --verb)
 218     verbose=yes ;;
 219
 220   -version | --version | --versio | --versi | --vers)
 221     echo "configure generated by autoconf version 2.4"
 222     exit 0 ;;
 223
 224   -with-* | --with-*)
 225     ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
 226     # Reject names that are not valid shell variable names.
 227     if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
 228       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 229     fi
 230     ac_package=`echo $ac_package| sed 's/-/_/g'`
 231     case "$ac_option" in
 232       *=*) ;;
 233       *) ac_optarg=yes ;;
 234     esac
 235     eval "with_${ac_package}='$ac_optarg'" ;;
 236
 237   -without-* | --without-*)
 238     ac_package=`echo $ac_option|sed -e 's/-*without-//'`
 239     # Reject names that are not valid shell variable names.
 240     if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
 241       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 242     fi
 243     ac_package=`echo $ac_package| sed 's/-/_/g'`
 244     eval "with_${ac_package}=no" ;;
 245
 246   --x)
 247     # Obsolete; use --with-x.
 248     with_x=yes ;;
 249
 250   -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
 251   | --x-incl | --x-inc | --x-in | --x-i)
 252     ac_prev=x_includes ;;
 253   -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
 254   | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
 255     x_includes="$ac_optarg" ;;
 256
 257   -x-libraries | --x-libraries | --x-librarie | --x-librari \
 258   | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
 259     ac_prev=x_libraries ;;
 260   -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
 261   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
 262     x_libraries="$ac_optarg" ;;
 263
 264   -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
 265     ;;
 266
 267   *)
 268     if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
 269       echo "configure: warning: $ac_option: invalid host type" 1>&2
 270     fi
 271     if test "x$nonopt" != xNONE; then
 272       { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
 273     fi
 274     nonopt="$ac_option"
 275     ;;
 276
 277   esac
 278 done
 279
 280 if test -n "$ac_prev"; then
 281   { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
 282 fi
 283
 284 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
 285
 286 # File descriptor usage:
 287 # 0 standard input
 288 # 1 file creation
 289 # 2 errors and warnings
 290 # 3 some systems may open it to /dev/tty
 291 # 4 used on the Kubota Titan
 292 # 6 checking for... messages and results
 293 # 5 compiler messages saved in config.log
 294 if test "$silent" = yes; then
 295   exec 6>/dev/null
 296 else
 297   exec 6>&1
 298 fi
 299 exec 5>./config.log
 300
 301 echo "\
 302 This file contains any messages produced by compilers while
 303 running configure, to aid debugging if configure makes a mistake.
 304 " 1>&5
 305
 306 # Strip out --no-create and --no-recursion so they do not pile up.
 307 # Also quote any args containing shell metacharacters.
 308 ac_configure_args=
 309 for ac_arg
 310 do
 311   case "$ac_arg" in
 312   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 313   | --no-cr | --no-c) ;;
 314   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 315   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
 316   *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
 317   ac_configure_args="$ac_configure_args '$ac_arg'" ;;
 318   *) ac_configure_args="$ac_configure_args $ac_arg" ;;
 319   esac
 320 done
 321
 322 # NLS nuisances.
 323 # Only set LANG and LC_ALL to C if already set.
 324 # These must not be set unconditionally because not all systems understand
 325 # e.g. LANG=C (notably SCO).
 326 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
 327 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 328
 329 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 330 rm -rf conftest* confdefs.h
 331 # AIX cpp loses on an empty file, so make sure it contains at least a newline.
 332 echo > confdefs.h
 333
 334 # A filename unique to this package, relative to the directory that
 335 # configure is in, which we can look for to find out if srcdir is correct.
 336 ac_unique_file=ldmain.c
 337
 338 # Find the source files, if location was not specified.
 339 if test -z "$srcdir"; then
 340   ac_srcdir_defaulted=yes
 341   # Try the directory containing this script, then its parent.
 342   ac_prog=$0
 343   ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
 344   test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
 345   srcdir=$ac_confdir
 346   if test ! -r $srcdir/$ac_unique_file; then
 347     srcdir=..
 348   fi
 349 else
 350   ac_srcdir_defaulted=no
 351 fi
 352 if test ! -r $srcdir/$ac_unique_file; then
 353   if test "$ac_srcdir_defaulted" = yes; then
 354     { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
 355   else
 356     { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
 357   fi
 358 fi
 359 srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
 360
 361 # Prefer explicitly selected file to automatically selected ones.
 362 if test -z "$CONFIG_SITE"; then
 363   if test "x$prefix" != xNONE; then
 364     CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
 365   else
 366     CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 367   fi
 368 fi
 369 for ac_site_file in $CONFIG_SITE; do
 370   if test -r "$ac_site_file"; then
 371     echo "loading site script $ac_site_file"
 372     . "$ac_site_file"
 373   fi
 374 done
 375
 376 if test -r "$cache_file"; then
 377   echo "loading cache $cache_file"
 378   . $cache_file
 379 else
 380   echo "creating cache $cache_file"
 381   > $cache_file
 382 fi
 383
 384 ac_ext=c
 385 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 386 ac_cpp='$CPP $CPPFLAGS'
 387 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5 2>&5'
 388 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5 2>&5'
 389
 390 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
 391   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
 392   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
 393     ac_n= ac_c='
 394 ' ac_t='        '
 395   else
 396     ac_n=-n ac_c= ac_t=
 397   fi
 398 else
 399   ac_n= ac_c='\c' ac_t=
 400 fi
 401
 402
 403
 404 # Check whether --enable-targets or --disable-targets was given.
 405 enableval="$enable_targets"
 406 if test -n "$enableval"; then
 407   case "${enableval}" in
 408   yes | "") { echo "configure: error: enable-targets option must specify target names or 'all'" 1>&2; exit 1; }
 409             ;;
 410   no)       enable_targets= ;;
 411   *)        enable_targets=$enableval ;;
 412 esac
 413 fi
 414
 415
 416
 417 ac_aux_dir=
 418 for ac_dir in `cd $srcdir/..; pwd` $srcdir/`cd $srcdir/..; pwd`; do
 419   if test -f $ac_dir/install-sh; then
 420     ac_aux_dir=$ac_dir
 421     ac_install_sh="$ac_aux_dir/install-sh -c"
 422     break
 423   elif test -f $ac_dir/install.sh; then
 424     ac_aux_dir=$ac_dir
 425     ac_install_sh="$ac_aux_dir/install.sh -c"
 426     break
 427   fi
 428 done
 429 if test -z "$ac_aux_dir"; then
 430   { echo "configure: error: can not find install-sh or install.sh in `cd $srcdir/..; pwd` $srcdir/`cd $srcdir/..; pwd`" 1>&2; exit 1; }
 431 fi
 432 ac_config_guess=$ac_aux_dir/config.guess
 433 ac_config_sub=$ac_aux_dir/config.sub
 434 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 435
 436
 437 # Do some error checking and defaulting for the host and target type.
 438 # The inputs are:
 439 #    configure --host=HOST --target=TARGET --build=BUILD NONOPT
 440 #
 441 # The rules are:
 442 # 1. You are not allowed to specify --host, --target, and nonopt at the
 443 #    same time.
 444 # 2. Host defaults to nonopt.
 445 # 3. If nonopt is not specified, then host defaults to the current host,
 446 #    as determined by config.guess.
 447 # 4. Target and build default to nonopt.
 448 # 5. If nonopt is not specified, then target and build default to host.
 449
 450 # The aliases save the names the user supplied, while $host etc.
 451 # will get canonicalized.
 452 case $host---$target---$nonopt in
 453 NONE---*---* | *---NONE---* | *---*---NONE) ;;
 454 *) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;;
 455 esac
 456
 457
 458 # Make sure we can run config.sub.
 459 if $ac_config_sub sun4 >/dev/null 2>&1; then :
 460 else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 461 fi
 462
 463 echo $ac_n "checking host system type""... $ac_c" 1>&6
 464
 465 host_alias=$host
 466 case "$host_alias" in
 467 NONE)
 468   case $nonopt in
 469   NONE)
 470     if host_alias=`$ac_config_guess`; then :
 471     else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
 472     fi ;;
 473   *) host_alias=$nonopt ;;
 474   esac ;;
 475 esac
 476
 477 host=`$ac_config_sub $host_alias`
 478 host_cpu=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 479 host_vendor=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 480 host_os=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 481 echo "$ac_t""$host" 1>&6
 482
 483 echo $ac_n "checking target system type""... $ac_c" 1>&6
 484
 485 target_alias=$target
 486 case "$target_alias" in
 487 NONE)
 488   case $nonopt in
 489   NONE) target_alias=$host_alias ;;
 490   *) target_alias=$nonopt ;;
 491   esac ;;
 492 esac
 493
 494 target=`$ac_config_sub $target_alias`
 495 target_cpu=`echo $target | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 496 target_vendor=`echo $target | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 497 target_os=`echo $target | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 498 echo "$ac_t""$target" 1>&6
 499
 500 echo $ac_n "checking build system type""... $ac_c" 1>&6
 501
 502 build_alias=$build
 503 case "$build_alias" in
 504 NONE)
 505   case $nonopt in
 506   NONE) build_alias=$host_alias ;;
 507   *) build_alias=$nonopt ;;
 508   esac ;;
 509 esac
 510
 511 build=`$ac_config_sub $build_alias`
 512 build_cpu=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 513 build_vendor=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 514 build_os=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 515 echo "$ac_t""$build" 1>&6
 516
 517 test "$host_alias" != "$target_alias" &&
 518   test "$program_prefix$program_suffix$program_transform_name" = \
 519     NONENONEs,x,x, &&
 520   program_prefix=${target_alias}-
 521
 522 if test -z "$target" ; then
 523     { echo "configure: error: Unrecognized target system type; please check config.sub." 1>&2; exit 1; }
 524 fi
 525 if test -z "$host" ; then
 526     { echo "configure: error: Unrecognized host system type; please check config.sub." 1>&2; exit 1; }
 527 fi
 528 if test "$program_transform_name" = s,x,x,; then
 529   program_transform_name=
 530 else
 531   # Double any \ or $.
 532   echo 's,\\,\\\\,g; s,\$,$$,g' > conftestsed
 533   program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
 534   rm -f conftestsed
 535 fi
 536 test "$program_prefix" != NONE &&
 537   program_transform_name="s,^,${program_prefix},; $program_transform_name"
 538 # Use a double $ so make ignores it.
 539 test "$program_suffix" != NONE &&
 540   program_transform_name="s,\$\$,${program_suffix},; $program_transform_name"
 541
 542 # sed with no file args requires a program.
 543 test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 544
 545
 546 # host-specific stuff:
 547
 548 . ${srcdir}/configure.host
 549
 550 echo $ac_n "checking for CC""... $ac_c" 1>&6
 551 test -z "$CC" && test -r ../Makefile && CC=`egrep '^CC *=' ../Makefile | tail -1 | sed 's/^CC *= *//'`
 552 test -z "$CC" && CC=cc
 553 echo "$ac_t""setting CC to $CC" 1>&6
 554
 555 cat > conftest.c <<EOF
 556 #ifdef __GNUC__
 557   yes;
 558 #endif
 559 EOF
 560 if ${CC-cc} -E conftest.c 2>&5 | egrep yes >/dev/null 2>&1; then
 561   GCC=yes
 562   if test "${CFLAGS+set}" != set; then
 563     echo 'void f(){}' > conftest.c
 564     if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
 565       CFLAGS="-g -O"
 566     else
 567       CFLAGS="-O"
 568     fi
 569   fi
 570 else
 571   GCC=
 572   test "${CFLAGS+set}" = set || CFLAGS="-g"
 573 fi
 574 rm -f conftest*
 575
 576
 577
 578
 579
 580
 581
 582 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
 583 # On Suns, sometimes $CPP names a directory.
 584 if test -n "$CPP" && test -d "$CPP"; then
 585   CPP=
 586 fi
 587 if test -z "$CPP"; then
 588 if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
 589   echo $ac_n "(cached) $ac_c" 1>&6
 590 else
 591     # This must be in double quotes, not single quotes, because CPP may get
 592   # substituted into the Makefile and "${CC-cc}" will confuse make.
 593   CPP="${CC-cc} -E"
 594   # On the NeXT, cc -E runs the code through the compiler's parser,
 595   # not just through cpp.
 596   cat > conftest.$ac_ext <<EOF
 597 #line 598 "configure"
 598 #include "confdefs.h"
 599 #include <assert.h>
 600 Syntax Error
 601 EOF
 602 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
 603 ac_err=`grep -v '^ *+' conftest.out`
 604 if test -z "$ac_err"; then
 605   :
 606 else
 607   echo "$ac_err" >&5
 608   rm -rf conftest*
 609   CPP="${CC-cc} -E -traditional-cpp"
 610   cat > conftest.$ac_ext <<EOF
 611 #line 612 "configure"
 612 #include "confdefs.h"
 613 #include <assert.h>
 614 Syntax Error
 615 EOF
 616 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
 617 ac_err=`grep -v '^ *+' conftest.out`
 618 if test -z "$ac_err"; then
 619   :
 620 else
 621   echo "$ac_err" >&5
 622   rm -rf conftest*
 623   CPP=/lib/cpp
 624 fi
 625 rm -f conftest*
 626 fi
 627 rm -f conftest*
 628   ac_cv_prog_CPP="$CPP"
 629 fi
 630   CPP="$ac_cv_prog_CPP"
 631 else
 632   ac_cv_prog_CPP="$CPP"
 633 fi
 634 echo "$ac_t""$CPP" 1>&6
 635
 636 for ac_hdr in string.h strings.h stdlib.h unistd.h
 637 do
 638 ac_safe=`echo "$ac_hdr" | tr './\055' '___'`
 639 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
 640 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
 641   echo $ac_n "(cached) $ac_c" 1>&6
 642 else
 643   cat > conftest.$ac_ext <<EOF
 644 #line 645 "configure"
 645 #include "confdefs.h"
 646 #include <$ac_hdr>
 647 EOF
 648 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
 649 ac_err=`grep -v '^ *+' conftest.out`
 650 if test -z "$ac_err"; then
 651   rm -rf conftest*
 652   eval "ac_cv_header_$ac_safe=yes"
 653 else
 654   echo "$ac_err" >&5
 655   rm -rf conftest*
 656   eval "ac_cv_header_$ac_safe=no"
 657 fi
 658 rm -f conftest*
 659 fi
 660 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
 661   echo "$ac_t""yes" 1>&6
 662     ac_tr_hdr=HAVE_`echo $ac_hdr | tr '[a-z]./\055' '[A-Z]___'`
 663   cat >> confdefs.h <<EOF
 664 #define $ac_tr_hdr 1
 665 EOF
 666
 667 else
 668   echo "$ac_t""no" 1>&6
 669 fi
 670 done
 671
 672 for ac_func in sbrk
 673 do
 674 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
 675 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
 676   echo $ac_n "(cached) $ac_c" 1>&6
 677 else
 678   cat > conftest.$ac_ext <<EOF
 679 #line 680 "configure"
 680 #include "confdefs.h"
 681 /* System header to define __stub macros and hopefully few prototypes,
 682     which can conflict with char $ac_func(); below.  */
 683 #include <assert.h>
 684 /* Override any gcc2 internal prototype to avoid an error.  */
 685 char $ac_func();
 686
 687 int main() { return 0; }
 688 int t() {
 689
 690 /* The GNU C library defines this for functions which it implements
 691     to always fail with ENOSYS.  Some functions are actually named
 692     something starting with __ and the normal name is an alias.  */
 693 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 694 choke me
 695 #else
 696 $ac_func();
 697 #endif
 698
 699 ; return 0; }
 700 EOF
 701 if eval $ac_link; then
 702   rm -rf conftest*
 703   eval "ac_cv_func_$ac_func=yes"
 704 else
 705   rm -rf conftest*
 706   eval "ac_cv_func_$ac_func=no"
 707 fi
 708 rm -f conftest*
 709
 710 fi
 711 if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 712   echo "$ac_t""yes" 1>&6
 713     ac_tr_func=HAVE_`echo $ac_func | tr '[a-z]' '[A-Z]'`
 714   cat >> confdefs.h <<EOF
 715 #define $ac_tr_func 1
 716 EOF
 717
 718 else
 719   echo "$ac_t""no" 1>&6
 720 fi
 721 done
 722
 723
 724 case "${host}" in
 725 i[345]86-*-msdos* | i[345]86-*-go32* | i[345]86-*-win32)
 726   cat >> confdefs.h <<\EOF
 727 #define USE_BINARY_FOPEN 1
 728 EOF
 729  ;;
 730 esac
 731
 732 # target-specific stuff:
 733
 734 # Canonicalize the secondary target names.
 735 if test -n "$enable_targets"; then
 736     for targ in `echo $enable_targets | sed 's/,/ /g'`
 737     do
 738         result=`$ac_config_sub $targ 2>/dev/null`
 739         if test -n "$result"; then
 740             canon_targets="$canon_targets $result"
 741         else
 742             # Allow targets that config.sub doesn't recognize, like "all".
 743             canon_targets="$canon_targets $targ"
 744         fi
 745     done
 746 fi
 747
 748 all_targets=false
 749 EMUL=
 750 all_emuls=
 751
 752 for targ in $target $canon_targets
 753 do
 754     if test "x$targ" = "xall"; then
 755         all_targets=true
 756     else
 757         . ${srcdir}/configure.tgt
 758
 759         if test "x$targ" = "x$target"; then
 760             EMUL=${targ_emul}
 761         fi
 762
 763         all_emuls="${all_emuls} ${targ_emul} ${targ_extra_emuls}"
 764     fi
 765 done
 766
 767
 768
 769 if test x${all_targets} = xfalse; then
 770     # uniq the list.
 771     f=""
 772     for i in $all_emuls ; do
 773         case " $f " in
 774         *" e$i.o "*) ;;
 775         *) f="$f e$i.o" ;;
 776         esac
 777     done
 778
 779     EMULATION_OFILES="$f"
 780
 781 else    # all_targets is true
 782     EMULATION_OFILES='$(ALL_EMULATIONS)'
 783 fi      # all_targets is true
 784
 785
 786
 787 trap '' 1 2 15
 788 cat > confcache <<\EOF
 789 # This file is a shell script that caches the results of configure
 790 # tests run on this system so they can be shared between configure
 791 # scripts and configure runs.  It is not useful on other systems.
 792 # If it contains results you don't want to keep, you may remove or edit it.
 793 #
 794 # By default, configure uses ./config.cache as the cache file,
 795 # creating it if it does not exist already.  You can give configure
 796 # the --cache-file=FILE option to use a different cache file; that is
 797 # what configure does when it calls configure scripts in
 798 # subdirectories, so they share the cache.
 799 # Giving --cache-file=/dev/null disables caching, for debugging configure.
 800 # config.status only pays attention to the cache file if you give it the
 801 # --recheck option to rerun configure.
 802 #
 803 EOF
 804 # Ultrix sh set writes to stderr and can't be redirected directly,
 805 # and sets the high bit in the cache file unless we assign to the vars.
 806 (set) 2>&1 |
 807   sed -n "s/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=\${\1='\2'}/p" \
 808   >> confcache
 809 if cmp -s $cache_file confcache; then
 810   :
 811 else
 812   if test -w $cache_file; then
 813     echo "updating cache $cache_file"
 814     cat confcache > $cache_file
 815   else
 816     echo "not updating unwritable cache $cache_file"
 817   fi
 818 fi
 819 rm -f confcache
 820
 821 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
 822
 823 test "x$prefix" = xNONE && prefix=$ac_default_prefix
 824 # Let make expand exec_prefix.
 825 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
 826
 827 # Any assignment to VPATH causes Sun make to only execute
 828 # the first set of double-colon rules, so remove it if not needed.
 829 # If there is a colon in the path, we need to keep it.
 830 if test "x$srcdir" = x.; then
 831   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
 832 fi
 833
 834 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
 835
 836 DEFS=-DHAVE_CONFIG_H
 837
 838 # Without the "./", some shells look in PATH for config.status.
 839 : ${CONFIG_STATUS=./config.status}
 840
 841 echo creating $CONFIG_STATUS
 842 rm -f $CONFIG_STATUS
 843 cat > $CONFIG_STATUS <<EOF
 844 #! /bin/sh
 845 # Generated automatically by configure.
 846 # Run this file to recreate the current configuration.
 847 # This directory was configured as follows,
 848 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 849 #
 850 # $0 $ac_configure_args
 851 #
 852 # Compiler output produced by configure, useful for debugging
 853 # configure, is in ./config.log if it exists.
 854
 855 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
 856 for ac_option
 857 do
 858   case "\$ac_option" in
 859   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
 860     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
 861     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
 862   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
 863     echo "$CONFIG_STATUS generated by autoconf version 2.4"
 864     exit 0 ;;
 865   -help | --help | --hel | --he | --h)
 866     echo "\$ac_cs_usage"; exit 0 ;;
 867   *) echo "\$ac_cs_usage"; exit 1 ;;
 868   esac
 869 done
 870
 871 ac_given_srcdir=$srcdir
 872
 873 trap 'rm -fr `echo "Makefile config.h:config.in" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
 874
 875 # Protect against being on the right side of a sed subst in config.status.
 876 sed 's/%@/@@/; s/@%/@@/; s/%g$/@g/; /@g$/s/[\\\\&%]/\\\\&/g;
 877  s/@@/%@/; s/@@/@%/; s/@g$/%g/' > conftest.subs <<\CEOF
 878 $ac_vpsub
 879 $extrasub
 880 s%@CFLAGS@%$CFLAGS%g
 881 s%@CPPFLAGS@%$CPPFLAGS%g
 882 s%@CXXFLAGS@%$CXXFLAGS%g
 883 s%@DEFS@%$DEFS%g
 884 s%@LDFLAGS@%$LDFLAGS%g
 885 s%@LIBS@%$LIBS%g
 886 s%@exec_prefix@%$exec_prefix%g
 887 s%@prefix@%$prefix%g
 888 s%@program_transform_name@%$program_transform_name%g
 889 s%@host@%$host%g
 890 s%@host_alias@%$host_alias%g
 891 s%@host_cpu@%$host_cpu%g
 892 s%@host_vendor@%$host_vendor%g
 893 s%@host_os@%$host_os%g
 894 s%@target@%$target%g
 895 s%@target_alias@%$target_alias%g
 896 s%@target_cpu@%$target_cpu%g
 897 s%@target_vendor@%$target_vendor%g
 898 s%@target_os@%$target_os%g
 899 s%@build@%$build%g
 900 s%@build_alias@%$build_alias%g
 901 s%@build_cpu@%$build_cpu%g
 902 s%@build_vendor@%$build_vendor%g
 903 s%@build_os@%$build_os%g
 904 s%@CC@%$CC%g
 905 s%@HDEFINES@%$HDEFINES%g
 906 s%@HOSTING_CRT0@%$HOSTING_CRT0%g
 907 s%@HOSTING_LIBS@%$HOSTING_LIBS%g
 908 s%@NATIVE_LIB_DIRS@%$NATIVE_LIB_DIRS%g
 909 s%@CPP@%$CPP%g
 910 s%@EMUL@%$EMUL%g
 911 s%@EMULATION_OFILES@%$EMULATION_OFILES%g
 912
 913 CEOF
 914 EOF
 915 cat >> $CONFIG_STATUS <<EOF
 916
 917 CONFIG_FILES=\${CONFIG_FILES-"Makefile"}
 918 EOF
 919 cat >> $CONFIG_STATUS <<\EOF
 920 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
 921   # Support "outfile[:infile]", defaulting infile="outfile.in".
 922   case "$ac_file" in
 923   *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
 924        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
 925   *) ac_file_in="${ac_file}.in" ;;
 926   esac
 927
 928   # Adjust relative srcdir, etc. for subdirectories.
 929
 930   # Remove last slash and all that follows it.  Not all systems have dirname.
 931   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
 932   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
 933     # The file is in a subdirectory.
 934     test ! -d "$ac_dir" && mkdir "$ac_dir"
 935     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
 936     # A "../" for each directory in $ac_dir_suffix.
 937     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
 938   else
 939     ac_dir_suffix= ac_dots=
 940   fi
 941
 942   case "$ac_given_srcdir" in
 943   .)  srcdir=.
 944       if test -z "$ac_dots"; then top_srcdir=.
 945       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
 946   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
 947   *) # Relative path.
 948     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
 949     top_srcdir="$ac_dots$ac_given_srcdir" ;;
 950   esac
 951
 952   echo creating "$ac_file"
 953   rm -f "$ac_file"
 954   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
 955   case "$ac_file" in
 956   *Makefile*) ac_comsub="1i\\
 957 # $configure_input" ;;
 958   *) ac_comsub= ;;
 959   esac
 960   sed -e "$ac_comsub
 961 s%@configure_input@%$configure_input%g
 962 s%@srcdir@%$srcdir%g
 963 s%@top_srcdir@%$top_srcdir%g
 964 " -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
 965 fi; done
 966 rm -f conftest.subs
 967
 968 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
 969 # NAME is the cpp macro being defined and VALUE is the value it is being given.
 970 #
 971 # ac_d sets the value in "#define NAME VALUE" lines.
 972 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
 973 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
 974 ac_dC='\3'
 975 ac_dD='%g'
 976 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
 977 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
 978 ac_uB='\([      ]\)%\1#\2define\3'
 979 ac_uC=' '
 980 ac_uD='\4%g'
 981 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
 982 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
 983 ac_eB='$%\1#\2define\3'
 984 ac_eC=' '
 985 ac_eD='%g'
 986
 987 CONFIG_HEADERS=${CONFIG_HEADERS-"config.h:config.in"}
 988 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
 989   # Support "outfile[:infile]", defaulting infile="outfile.in".
 990   case "$ac_file" in
 991   *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
 992        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
 993   *) ac_file_in="${ac_file}.in" ;;
 994   esac
 995
 996   echo creating $ac_file
 997
 998   rm -f conftest.frag conftest.in conftest.out
 999   cp $ac_given_srcdir/$ac_file_in conftest.in
1000
1001 EOF
1002
1003 # Transform confdefs.h into a sed script conftest.vals that substitutes
1004 # the proper values into config.h.in to produce config.h.  And first:
1005 # Protect against being on the right side of a sed subst in config.status.
1006 # Protect against being in an unquoted here document in config.status.
1007 rm -f conftest.vals
1008 cat > conftest.hdr <<\EOF
1009 s/[\\&%]/\\&/g
1010 s%[\\$`]%\\&%g
1011 s%#define \([A-Za-z_][A-Za-z0-9_]*\) \(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
1012 s%ac_d%ac_u%gp
1013 s%ac_u%ac_e%gp
1014 EOF
1015 sed -n -f conftest.hdr confdefs.h > conftest.vals
1016 rm -f conftest.hdr
1017
1018 # This sed command replaces #undef with comments.  This is necessary, for
1019 # example, in the case of _POSIX_SOURCE, which is predefined and required
1020 # on some systems where configure will not decide to define it.
1021 cat >> conftest.vals <<\EOF
1022 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
1023 EOF
1024
1025 # Break up conftest.vals because some shells have a limit on
1026 # the size of here documents, and old seds have small limits too.
1027 # Maximum number of lines to put in a single here document.
1028 ac_max_here_lines=12
1029
1030 rm -f conftest.tail
1031 while :
1032 do
1033   ac_lines=`grep -c . conftest.vals`
1034   # grep -c gives empty output for an empty file on some AIX systems.
1035   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
1036   # Write a limited-size here document to conftest.frag.
1037   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
1038   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
1039   echo 'CEOF
1040   sed -f conftest.frag conftest.in > conftest.out
1041   rm -f conftest.in
1042   mv conftest.out conftest.in
1043 ' >> $CONFIG_STATUS
1044   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
1045   rm -f conftest.vals
1046   mv conftest.tail conftest.vals
1047 done
1048 rm -f conftest.vals
1049
1050 cat >> $CONFIG_STATUS <<\EOF
1051   rm -f conftest.frag conftest.h
1052   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
1053   cat conftest.in >> conftest.h
1054   rm -f conftest.in
1055   if cmp -s $ac_file conftest.h 2>/dev/null; then
1056     echo "$ac_file is unchanged"
1057     rm -f conftest.h
1058   else
1059     rm -f $ac_file
1060     mv conftest.h $ac_file
1061   fi
1062 fi; done
1063
1064
1065 case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac
1066 exit 0
1067 EOF
1068 chmod +x $CONFIG_STATUS
1069 rm -fr confdefs* $ac_clean_files
1070 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
1071