configure

   1 #! /bin/sh
   2
   3 # From configure.in Id: configure.in,v 1.72 1995/01/30 07:26:57 roland Exp roland
   4 # Guess values for system-dependent variables and create Makefiles.
   5 # Generated automatically using autoconf version 2.1.1
   6 # Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
   7 #
   8 # This configure script is free software; the Free Software Foundation
   9 # gives unlimited permission to copy, distribute and modify it.
  10
  11 # Defaults:
  12 ac_help=
  13 ac_default_prefix=/usr/local
  14 # Any additions from configure.in:
  15 ac_help="$ac_help
  16   --with-gmp=DIRECTORY    find GMP source code in DIRECTORY (not needed)"
  17 ac_help="$ac_help
  18   --with-gnu-binutils     if using GNU binutils (as and ld)"
  19 ac_help="$ac_help
  20   --with-gnu-ld           if using GNU ld (in the binutils package)"
  21 ac_help="$ac_help
  22   --with-gnu-as           if using GNU as (in the binutils package)"
  23 ac_help="$ac_help
  24   --with-elf              if using the ELF object format"
  25 ac_help="$ac_help
  26   --with-weak-symbols     if weak symbols are available in as and ld"
  27
  28 # Initialize some variables set by options.
  29 # The variables have the same names as the options, with
  30 # dashes changed to underlines.
  31 build=NONE
  32 cache_file=./config.cache
  33 exec_prefix=NONE
  34 host=NONE
  35 no_create=
  36 nonopt=NONE
  37 no_recursion=
  38 prefix=NONE
  39 program_prefix=NONE
  40 program_suffix=NONE
  41 program_transform_name=s,x,x,
  42 silent=
  43 site=
  44 srcdir=
  45 target=NONE
  46 verbose=
  47 x_includes=NONE
  48 x_libraries=NONE
  49
  50 # Initialize some other variables.
  51 subdirs=
  52
  53 ac_prev=
  54 for ac_option
  55 do
  56
  57   # If the previous option needs an argument, assign it.
  58   if test -n "$ac_prev"; then
  59     eval "$ac_prev=\$ac_option"
  60     ac_prev=
  61     continue
  62   fi
  63
  64   case "$ac_option" in
  65   -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
  66   *) ac_optarg= ;;
  67   esac
  68
  69   # Accept the important Cygnus configure options, so we can diagnose typos.
  70
  71   case "$ac_option" in
  72
  73   -build | --build | --buil | --bui | --bu | --b)
  74     ac_prev=build ;;
  75   -build=* | --build=* | --buil=* | --bui=* | --bu=* | --b=*)
  76     build="$ac_optarg" ;;
  77
  78   -cache-file | --cache-file | --cache-fil | --cache-fi \
  79   | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
  80     ac_prev=cache_file ;;
  81   -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
  82   | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
  83     cache_file="$ac_optarg" ;;
  84
  85   -disable-* | --disable-*)
  86     ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
  87     # Reject names that are not valid shell variable names.
  88     if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
  89       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
  90     fi
  91     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
  92     eval "enable_${ac_feature}=no" ;;
  93
  94   -enable-* | --enable-*)
  95     ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
  96     # Reject names that are not valid shell variable names.
  97     if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
  98       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
  99     fi
 100     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 101     case "$ac_option" in
 102       *=*) ;;
 103       *) ac_optarg=yes ;;
 104     esac
 105     eval "enable_${ac_feature}='$ac_optarg'" ;;
 106
 107   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
 108   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
 109   | --exec | --exe | --ex)
 110     ac_prev=exec_prefix ;;
 111   -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
 112   | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
 113   | --exec=* | --exe=* | --ex=*)
 114     exec_prefix="$ac_optarg" ;;
 115
 116   -gas | --gas | --ga | --g)
 117     # Obsolete; use --with-gas.
 118     with_gas=yes ;;
 119
 120   -help | --help | --hel | --he)
 121     # Omit some internal or obsolete options to make the list less imposing.
 122     # This message is too long to be a string in the A/UX 3.1 sh.
 123     cat << EOF
 124 Usage: configure [options] [host]
 125 Options: [defaults in brackets after descriptions]
 126 Configuration:
 127   --cache-file=FILE       cache test results in FILE
 128   --help                  print this message
 129   --no-create             do not create output files
 130   --quiet, --silent       do not print \`checking...' messages
 131   --version               print the version of autoconf that created configure
 132 Directory and file names:
 133   --prefix=PREFIX         install architecture-independent files in PREFIX
 134                           [$ac_default_prefix]
 135   --exec-prefix=PREFIX    install architecture-dependent files in PREFIX
 136                           [same as prefix]
 137   --srcdir=DIR            find the sources in DIR [configure dir or ..]
 138   --program-prefix=PREFIX prepend PREFIX to installed program names
 139   --program-suffix=SUFFIX append SUFFIX to installed program names
 140   --program-transform-name=PROGRAM run sed PROGRAM on installed program names
 141 Host type:
 142   --build=BUILD           configure for building on BUILD [BUILD=HOST]
 143   --host=HOST             configure for HOST [guessed]
 144   --target=TARGET         configure for TARGET [TARGET=HOST]
 145 Features and packages:
 146   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
 147   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
 148   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
 149   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
 150   --x-includes=DIR        X include files are in DIR
 151   --x-libraries=DIR       X library files are in DIR
 152 --enable and --with options recognized:$ac_help
 153 EOF
 154     exit 0 ;;
 155
 156   -host | --host | --hos | --ho)
 157     ac_prev=host ;;
 158   -host=* | --host=* | --hos=* | --ho=*)
 159     host="$ac_optarg" ;;
 160
 161   -nfp | --nfp | --nf)
 162     # Obsolete; use --without-fp.
 163     with_fp=no ;;
 164
 165   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 166   | --no-cr | --no-c)
 167     no_create=yes ;;
 168
 169   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 170   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
 171     no_recursion=yes ;;
 172
 173   -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
 174     ac_prev=prefix ;;
 175   -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
 176     prefix="$ac_optarg" ;;
 177
 178   -program-prefix | --program-prefix | --program-prefi | --program-pref \
 179   | --program-pre | --program-pr | --program-p)
 180     ac_prev=program_prefix ;;
 181   -program-prefix=* | --program-prefix=* | --program-prefi=* \
 182   | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
 183     program_prefix="$ac_optarg" ;;
 184
 185   -program-suffix | --program-suffix | --program-suffi | --program-suff \
 186   | --program-suf | --program-su | --program-s)
 187     ac_prev=program_suffix ;;
 188   -program-suffix=* | --program-suffix=* | --program-suffi=* \
 189   | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
 190     program_suffix="$ac_optarg" ;;
 191
 192   -program-transform-name | --program-transform-name \
 193   | --program-transform-nam | --program-transform-na \
 194   | --program-transform-n | --program-transform- \
 195   | --program-transform | --program-transfor \
 196   | --program-transfo | --program-transf \
 197   | --program-trans | --program-tran \
 198   | --progr-tra | --program-tr | --program-t)
 199     ac_prev=program_transform_name ;;
 200   -program-transform-name=* | --program-transform-name=* \
 201   | --program-transform-nam=* | --program-transform-na=* \
 202   | --program-transform-n=* | --program-transform-=* \
 203   | --program-transform=* | --program-transfor=* \
 204   | --program-transfo=* | --program-transf=* \
 205   | --program-trans=* | --program-tran=* \
 206   | --progr-tra=* | --program-tr=* | --program-t=*)
 207     program_transform_name="$ac_optarg" ;;
 208
 209   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
 210   | -silent | --silent | --silen | --sile | --sil)
 211     silent=yes ;;
 212
 213   -site | --site | --sit)
 214     ac_prev=site ;;
 215   -site=* | --site=* | --sit=*)
 216     site="$ac_optarg" ;;
 217
 218   -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
 219     ac_prev=srcdir ;;
 220   -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
 221     srcdir="$ac_optarg" ;;
 222
 223   -target | --target | --targe | --targ | --tar | --ta | --t)
 224     ac_prev=target ;;
 225   -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
 226     target="$ac_optarg" ;;
 227
 228   -v | -verbose | --verbose | --verbos | --verbo | --verb)
 229     verbose=yes ;;
 230
 231   -version | --version | --versio | --versi | --vers)
 232     echo "configure generated by autoconf version 2.1.1"
 233     exit 0 ;;
 234
 235   -with-* | --with-*)
 236     ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
 237     # Reject names that are not valid shell variable names.
 238     if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
 239       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 240     fi
 241     ac_package=`echo $ac_package| sed 's/-/_/g'`
 242     case "$ac_option" in
 243       *=*) ;;
 244       *) ac_optarg=yes ;;
 245     esac
 246     eval "with_${ac_package}='$ac_optarg'" ;;
 247
 248   -without-* | --without-*)
 249     ac_package=`echo $ac_option|sed -e 's/-*without-//'`
 250     # Reject names that are not valid shell variable names.
 251     if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
 252       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 253     fi
 254     ac_package=`echo $ac_package| sed 's/-/_/g'`
 255     eval "with_${ac_package}=no" ;;
 256
 257   --x)
 258     # Obsolete; use --with-x.
 259     with_x=yes ;;
 260
 261   -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
 262   | --x-incl | --x-inc | --x-in | --x-i)
 263     ac_prev=x_includes ;;
 264   -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
 265   | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
 266     x_includes="$ac_optarg" ;;
 267
 268   -x-libraries | --x-libraries | --x-librarie | --x-librari \
 269   | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
 270     ac_prev=x_libraries ;;
 271   -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
 272   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
 273     x_libraries="$ac_optarg" ;;
 274
 275   -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
 276     ;;
 277
 278   *)
 279     if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
 280       echo "configure: warning: $ac_option: invalid host type" 1>&2
 281     fi
 282     if test "x$nonopt" != xNONE; then
 283       { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
 284     fi
 285     nonopt="$ac_option"
 286     ;;
 287
 288   esac
 289 done
 290
 291 if test -n "$ac_prev"; then
 292   { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
 293 fi
 294
 295 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
 296
 297 # File descriptor usage:
 298 # 0 standard input
 299 # 1 file creation
 300 # 2 errors and warnings
 301 # 3 some systems may open it to /dev/tty
 302 # 4 used on the Kubota Titan
 303 # 4 checking for... messages and results
 304 # 5 compiler messages saved in config.log
 305 if test "$silent" = yes; then
 306   exec 4>/dev/null
 307 else
 308   exec 4>&1
 309 fi
 310 exec 5>./config.log
 311
 312 echo "\
 313 This file contains any messages produced by compilers while
 314 running configure, to aid debugging if configure makes a mistake.
 315 " 1>&5
 316
 317 # Strip out --no-create and --no-recursion so they do not pile up.
 318 # Also quote any args containing shell metacharacters.
 319 ac_configure_args=
 320 for ac_arg
 321 do
 322   case "$ac_arg" in
 323   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 324   | --no-cr | --no-c) ;;
 325   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 326   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
 327   *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
 328   ac_configure_args="$ac_configure_args '$ac_arg'" ;;
 329   *) ac_configure_args="$ac_configure_args $ac_arg" ;;
 330   esac
 331 done
 332
 333 # NLS nuisances.
 334 # Only set LANG and LC_ALL to C if already set.
 335 # These must not be set unconditionally because not all systems understand
 336 # e.g. LANG=C (notably SCO).
 337 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
 338 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 339
 340 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 341 rm -rf conftest* confdefs.h
 342 # AIX cpp loses on an empty file, so make sure it contains at least a newline.
 343 echo > confdefs.h
 344
 345 # A filename unique to this package, relative to the directory that
 346 # configure is in, which we can look for to find out if srcdir is correct.
 347 ac_unique_file=features.h
 348
 349 # Find the source files, if location was not specified.
 350 if test -z "$srcdir"; then
 351   ac_srcdir_defaulted=yes
 352   # Try the directory containing this script, then its parent.
 353   ac_prog=$0
 354   ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
 355   test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
 356   srcdir=$ac_confdir
 357   if test ! -r $srcdir/$ac_unique_file; then
 358     srcdir=..
 359   fi
 360 else
 361   ac_srcdir_defaulted=no
 362 fi
 363 if test ! -r $srcdir/$ac_unique_file; then
 364   if test "$ac_srcdir_defaulted" = yes; then
 365     { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
 366   else
 367     { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
 368   fi
 369 fi
 370 srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
 371
 372 # Prefer explicitly selected file to automatically selected ones.
 373 if test -z "$CONFIG_SITE"; then
 374   if test "x$prefix" != xNONE; then
 375     CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
 376   else
 377     CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 378   fi
 379 fi
 380 for ac_site_file in $CONFIG_SITE; do
 381   if test -r "$ac_site_file"; then
 382     echo "loading site script $ac_site_file"
 383     . "$ac_site_file"
 384   fi
 385 done
 386
 387 if test -r "$cache_file"; then
 388   echo "loading cache $cache_file"
 389   . $cache_file
 390 else
 391   echo "creating cache $cache_file"
 392   > $cache_file
 393 fi
 394
 395 ac_ext=c
 396 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 397 ac_cpp='$CPP $CPPFLAGS'
 398 ac_compile='${CC-cc} conftest.$ac_ext $CFLAGS $CPPFLAGS -c 1>&5 2>&5'
 399 ac_link='${CC-cc} conftest.$ac_ext $CFLAGS $CPPFLAGS $LDFLAGS -o conftest $LIBS 1>&5 2>&5'
 400
 401 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
 402   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
 403   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
 404     ac_n= ac_c='
 405 ' ac_t='        '
 406   else
 407     ac_n=-n ac_c= ac_t=
 408   fi
 409 else
 410   ac_n= ac_c='\c' ac_t=
 411 fi
 412
 413     if test -r /vmunix; then
 414       kernel_id=`strings /vmunix | grep UNIX`
 415     elif test -r /dynix; then
 416       kernel_id=`strings /dynix | grep DYNIX`
 417     else
 418       kernel_id=
 419     fi
 420
 421
 422
 423
 424 # This will get text that should go into config.make.
 425 config_vars=
 426
 427 # Check for a --with-gmp argument and set gmp-srcdir in config.make.
 428 # Check whether --with-gmp or --without-gmp was given.
 429 withval="$with_gmp"
 430 if test -n "$withval"; then
 431   case "$with_gmp" in
 432 yes) { echo "configure: error: --with-gmp requires an argument; use --with-gmp=DIRECTORY" 1>&2; exit 1; } ;;
 433 ''|no) ;;
 434 *) config_vars="$config_vars
 435 gmp-srcdir = $withval" ;;
 436 esac
 437
 438 fi
 439
 440
 441 # Check whether --with-gnu-binutils or --without-gnu-binutils was given.
 442 withval="$with_gnu_binutils"
 443 if test -n "$withval"; then
 444   gnu_binutils=yes
 445 else
 446   gnu_binutils=no
 447 fi
 448
 449 # Check whether --with-gnu-ld or --without-gnu-ld was given.
 450 withval="$with_gnu_ld"
 451 if test -n "$withval"; then
 452   gnu_ld=yes
 453 else
 454   gnu_ld=no
 455 fi
 456
 457 # Check whether --with-gnu-as or --without-gnu-as was given.
 458 withval="$with_gnu_as"
 459 if test -n "$withval"; then
 460   gnu_as=yes
 461 else
 462   gnu_as=no
 463 fi
 464
 465 test $gnu_binutils = yes && gnu_as=yes gnu_ld=yes
 466 # Check whether --with-elf or --without-elf was given.
 467 withval="$with_elf"
 468 if test -n "$withval"; then
 469   elf=yes
 470 else
 471   elf=no
 472 fi
 473
 474 # Check whether --with-weak-symbols or --without-weak-symbols was given.
 475 withval="$with_weak_symbols"
 476 if test -n "$withval"; then
 477   weak=yes
 478 else
 479   weak=no
 480 fi
 481
 482
 483 ac_aux_dir=
 484 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
 485   if test -f $ac_dir/install-sh; then
 486     ac_aux_dir=$ac_dir
 487     ac_install_sh="$ac_aux_dir/install-sh -c"
 488     break
 489   elif test -f $ac_dir/install.sh; then
 490     ac_aux_dir=$ac_dir
 491     ac_install_sh="$ac_aux_dir/install.sh -c"
 492     break
 493   fi
 494 done
 495 if test -z "$ac_aux_dir"; then
 496   { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
 497 fi
 498 ac_config_guess=$ac_aux_dir/config.guess
 499 ac_config_sub=$ac_aux_dir/config.sub
 500 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 501
 502
 503 # Make sure we can run config.sub.
 504 if $ac_config_sub sun4 >/dev/null 2>&1; then :
 505 else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 506 fi
 507
 508 echo $ac_n "checking host system type""... $ac_c" 1>&4
 509
 510 host_alias=$host
 511 case "$host_alias" in
 512 NONE)
 513   case $nonopt in
 514   NONE)
 515     if host_alias=`$ac_config_guess`; then :
 516     else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
 517     fi ;;
 518   *) host_alias=$nonopt ;;
 519   esac ;;
 520 esac
 521
 522 host=`$ac_config_sub $host_alias`
 523 host_cpu=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 524 host_vendor=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 525 host_os=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 526 echo "$ac_t""$host" 1>&4
 527
 528 # We keep the original values in `$config_*' and never modify them, so we
 529 # can write them unchanged into config.make.  Everything else uses
 530 # $machine, $vendor, and $os, and changes them whenever convenient.
 531 config_machine=$host_cpu config_vendor=$host_vendor config_os=$host_os
 532
 533 sysdep_dir=$srcdir/sysdeps
 534 echo $ac_n "checking sysdep dirs""... $ac_c" 1>&4
 535 if eval "test \"`echo '${'libc_cv_sysdirs'+set}'`\" = set"; then
 536   echo $ac_n "(cached) $ac_c" 1>&4
 537 else
 538   machine=$config_machine
 539 vendor=$config_vendor
 540 os=$config_os
 541
 542 # Expand the configuration machine name into a subdirectory by architecture
 543 # type and particular chip.
 544 case "$machine" in
 545 i[345]86)
 546   machine=i386/$machine ;;
 547 sparc[6789])
 548   machine=sparc/$machine ;;
 549 m68k)
 550   machine=m68k/m68020 ;;
 551 m680?0)
 552   machine=m68k/$machine ;;
 553 m88k)
 554   machine=m88k/m88100 ;;
 555 m88???)
 556   machine=m88k/$machine ;;
 557 mips64*)
 558   machine=mips/mips64/$machine ;;
 559 mips*)
 560   machine=mips/$machine ;;
 561 esac
 562
 563 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
 564 os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
 565
 566 case "$os" in
 567 gnu*)
 568   base_os=mach/hurd ;;
 569 netbsd* | 386bsd*)
 570   base_os=unix/bsd/bsd4.4 ;;
 571 osf1* | sunos* | ultrix* | newsos* | dynix* | *bsd*)
 572   base_os=unix/bsd ;;
 573 linux* | sysv* | isc* | esix* | sco* | minix* | irix4*)
 574   base_os=unix/sysv ;;
 575 solaris[2-9]*)
 576   base_os=unix/sysv/sysv4 ;;
 577 none)
 578   base_os=standalone ;;
 579 *)
 580   base_os='' ;;
 581 esac
 582
 583 # For sunos4.1.1, try sunos4.1.1, then sunos4.1, then sunos4, then sunos.
 584 tail=$os
 585 ostry=$os
 586 while o=`echo $tail | sed 's/\.[^.]*$//'`; test $o != $tail; do
 587   ostry="$ostry /$o"
 588   tail=$o
 589 done
 590 o=`echo $tail | sed 's/[0-9]*$//'`
 591 if test $o != $tail; then
 592   ostry="$ostry /$o"
 593 fi
 594
 595 # For unix/sysv/sysv4, try unix/sysv/sysv4, then unix/sysv, then unix.
 596 base=
 597 tail=$base_os
 598 while b=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$b"; do
 599   set $b
 600   base="$base /$1"
 601   tail="$2"
 602 done
 603
 604 # For sparc/sparc9, try sparc/sparc9 and then sparc.
 605 mach=
 606 tail=$machine
 607 while m=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$m"; do
 608   set $m
 609   mach="$mach /$1"
 610   tail="$2"
 611 done
 612
 613
 614 # Find what sysdep directories exist.
 615 sysnames=
 616 for b in $base ''; do
 617   for m0 in $mach ''; do
 618     for v in /$vendor ''; do
 619       for o in /$ostry ''; do
 620         for m in $mach ''; do
 621           try="$m0$b$v$o$m"
 622           if test -d $sysdep_dir$try; then
 623             sysnames="$sysnames $try"
 624             { test -n "$o" || test -n "$b"; } && os_used=t
 625             { test -n "$m" || test -n "$m0"; } && machine_used=t
 626           fi
 627         done
 628       done
 629     done
 630   done
 631 done
 632
 633 if test -z "$os_used" && test "$os" != none; then
 634   { echo "configure: error: Operating system $os is not supported." 1>&2; exit 1; }
 635 fi
 636 if test -z "$machine_used" && test "$machine" != none; then
 637   { echo "configure: error: The $machine is not supported." 1>&2; exit 1; }
 638 fi
 639
 640 # We have now validated the configuration.
 641
 642 # Remove the leading slashes.
 643 sysnames="`echo $sysnames | sed -e 's@^/@@' -e 's@ /@ @g'`"
 644
 645 # Prepend the machine's FPU directory unless --without-fp.
 646 if test "$with_fp" = no; then
 647   fpu_dirs=
 648   for m in $mach; do
 649     if test -d $sysdep_dir$m/fpu; then
 650       fpu_dirs="$fpu_dirs $m/fpu"
 651     fi
 652   done
 653   sysnames="`echo $fpu_dirs | sed -e 's,^/,,' -e 's, /,,g'` $sysnames"
 654 fi
 655
 656 # Expand the list of system names into a full list of directories
 657 # from each element's parent name and Implies file (if present).
 658 set $sysnames
 659 while test $# -gt 0; do
 660   name=$1
 661   shift
 662
 663   if test -f $sysdep_dir/$name/Implies; then
 664     # Collect more names from the `Implies' file (removing comments).
 665     implied="`sed 's/#.*$//' < $sysdep_dir/$name/Implies`"
 666     for x in $implied; do
 667       test -d $sysdep_dir/$x || echo "Warning: $name implies nonexistent $x">&2
 668     done
 669   else
 670     implied=
 671   fi
 672
 673   # Add NAME to the list of names.
 674   names="$names $name"
 675
 676   # Find the parent of NAME, using the empty string if it has none.
 677   parent="`echo $name | sed -n -e '/\//!q' -e 's=/[^/]*$==p'`"
 678
 679   # Add the names implied by NAME, and NAME's parent (if it has one), to
 680   # the list of names to be processed (the argument list).  We prepend the
 681   # implied names to the list and append the parent.  We want implied
 682   # directories to come before further directories inferred from the
 683   # configuration components; this ensures that for sysv4, unix/common
 684   # (implied by unix/sysv/sysv4) comes before unix/sysv (in ostry (here $*)
 685   # after sysv4).
 686   sysnames="`echo $implied $* $parent`"
 687   test -n "$sysnames" && set $sysnames
 688 done
 689
 690 # Add the default directories.
 691 names="$names generic stub"
 692
 693 # Now uniquize the list.
 694 seen=
 695 sysnames=
 696 for name in $names; do
 697   if echo "$seen" | fgrep -x $name >/dev/null; then
 698     # Already in the list.
 699     true;
 700   else
 701     # A new one.
 702     if test -z "$seen"; then
 703       seen="$name" sysnames="$name"
 704     else
 705       seen="$seen
 706 $name"
 707       sysnames="$sysnames $name"
 708     fi
 709   fi
 710 done
 711 libc_cv_sysdirs="$sysnames"
 712 fi
 713
 714  sysnames="$libc_cv_sysdirs"
 715 echo "$ac_t""${sysnames}" 1>&4
 716
 717 case "$host_os" in
 718 gnu* | linux* | bsd4.4* | netbsd* | freebsd*)
 719   gnu_ld=yes gnu_as=yes
 720 esac
 721 case "$host_os" in
 722 gnu*elf* | linux*elf* | sysv4* | solaris2*)
 723   elf=yes
 724 esac
 725
 726 # Find a good install program.  We prefer a C program (faster),
 727 # so one script is as good as another.  But avoid the broken or
 728 # incompatible versions:
 729 # SysV /etc/install, /usr/sbin/install
 730 # SunOS /usr/etc/install
 731 # IRIX /sbin/install
 732 # AIX /bin/install
 733 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
 734 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 735 # ./install, which can be erroneously created by make from ./install.sh.
 736 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&4
 737 if test -z "$INSTALL"; then
 738 if eval "test \"`echo '${'ac_cv_path_install'+set}'`\" = set"; then
 739   echo $ac_n "(cached) $ac_c" 1>&4
 740 else
 741     IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 742   for ac_dir in $PATH; do
 743     # Account for people who put trailing slashes in PATH elements.
 744     case "$ac_dir/" in
 745     /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
 746     *)
 747       # OSF1 and SCO ODT 3.0 have their own names for install.
 748       for ac_prog in ginstall installbsd scoinst install; do
 749         if test -f $ac_dir/$ac_prog; then
 750           if test $ac_prog = install &&
 751             grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
 752             # AIX install.  It has an incompatible calling convention.
 753             # OSF/1 installbsd also uses dspmsg, but is usable.
 754             :
 755           else
 756             ac_cv_path_install="$ac_dir/$ac_prog -c"
 757             break 2
 758           fi
 759         fi
 760       done
 761       ;;
 762     esac
 763   done
 764   IFS="$ac_save_ifs"
 765   # As a last resort, use the slow shell script.
 766   test -z "$ac_cv_path_install" && ac_cv_path_install="$ac_install_sh"
 767 fi
 768   INSTALL="$ac_cv_path_install"
 769 fi
 770 echo "$ac_t""$INSTALL" 1>&4
 771
 772 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
 773 # It thinks the first close brace ends the variable substitution.
 774 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
 775
 776 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 777
 778 if test "$INSTALL" = "${srcdir}/install-sh"; then
 779   # The makefiles need to use a different form to find it in $srcdir.
 780   INSTALL='$(..)./install-sh'
 781 fi
 782
 783 echo $ac_n "checking build system type""... $ac_c" 1>&4
 784
 785 build_alias=$build
 786 case "$build_alias" in
 787 NONE)
 788   case $nonopt in
 789   NONE) build_alias=$host_alias ;;
 790   *) build_alias=$nonopt ;;
 791   esac ;;
 792 esac
 793
 794 build=`$ac_config_sub $build_alias`
 795 build_cpu=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 796 build_vendor=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 797 build_os=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 798 echo "$ac_t""$build" 1>&4
 799
 800 if test $host != $build; then
 801   ac_tool_prefix=${host_alias}-
 802 else
 803   ac_tool_prefix=
 804 fi
 805
 806 # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 807 set dummy ${ac_tool_prefix}gcc; ac_word=$2
 808 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
 809 if eval "test \"`echo '${'ac_cv_prog_CC'+set}'`\" = set"; then
 810   echo $ac_n "(cached) $ac_c" 1>&4
 811 else
 812   if test -n "$CC"; then
 813   ac_cv_prog_CC="$CC" # Let the user override the test.
 814 else
 815   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 816   for ac_dir in $PATH; do
 817     test -z "$ac_dir" && ac_dir=.
 818     if test -f $ac_dir/$ac_word; then
 819       ac_cv_prog_CC="${ac_tool_prefix}gcc"
 820       break
 821     fi
 822   done
 823   IFS="$ac_save_ifs"
 824   test -z "$ac_cv_prog_CC" && ac_cv_prog_CC="gcc"
 825 fi
 826 fi
 827 CC="$ac_cv_prog_CC"
 828 if test -n "$CC"; then
 829   echo "$ac_t""$CC" 1>&4
 830 else
 831   echo "$ac_t""no" 1>&4
 832 fi
 833
 834
 835
 836 # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 837 set dummy ${ac_tool_prefix}ar; ac_word=$2
 838 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
 839 if eval "test \"`echo '${'ac_cv_prog_AR'+set}'`\" = set"; then
 840   echo $ac_n "(cached) $ac_c" 1>&4
 841 else
 842   if test -n "$AR"; then
 843   ac_cv_prog_AR="$AR" # Let the user override the test.
 844 else
 845   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 846   for ac_dir in $PATH; do
 847     test -z "$ac_dir" && ac_dir=.
 848     if test -f $ac_dir/$ac_word; then
 849       ac_cv_prog_AR="${ac_tool_prefix}ar"
 850       break
 851     fi
 852   done
 853   IFS="$ac_save_ifs"
 854   test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="ar"
 855 fi
 856 fi
 857 AR="$ac_cv_prog_AR"
 858 if test -n "$AR"; then
 859   echo "$ac_t""$AR" 1>&4
 860 else
 861   echo "$ac_t""no" 1>&4
 862 fi
 863
 864
 865
 866 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 867 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 868 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
 869 if eval "test \"`echo '${'ac_cv_prog_RANLIB'+set}'`\" = set"; then
 870   echo $ac_n "(cached) $ac_c" 1>&4
 871 else
 872   if test -n "$RANLIB"; then
 873   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 874 else
 875   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 876   for ac_dir in $PATH; do
 877     test -z "$ac_dir" && ac_dir=.
 878     if test -f $ac_dir/$ac_word; then
 879       ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
 880       break
 881     fi
 882   done
 883   IFS="$ac_save_ifs"
 884 fi
 885 fi
 886 RANLIB="$ac_cv_prog_RANLIB"
 887 if test -n "$RANLIB"; then
 888   echo "$ac_t""$RANLIB" 1>&4
 889 else
 890   echo "$ac_t""no" 1>&4
 891 fi
 892
 893
 894 if test -z "$ac_cv_prog_RANLIB"; then
 895 if test -n "$ac_tool_prefix"; then
 896   # Extract the first word of "ranlib", so it can be a program name with args.
 897 set dummy ranlib; ac_word=$2
 898 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
 899 if eval "test \"`echo '${'ac_cv_prog_RANLIB'+set}'`\" = set"; then
 900   echo $ac_n "(cached) $ac_c" 1>&4
 901 else
 902   if test -n "$RANLIB"; then
 903   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 904 else
 905   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 906   for ac_dir in $PATH; do
 907     test -z "$ac_dir" && ac_dir=.
 908     if test -f $ac_dir/$ac_word; then
 909       ac_cv_prog_RANLIB="ranlib"
 910       break
 911     fi
 912   done
 913   IFS="$ac_save_ifs"
 914   test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
 915 fi
 916 fi
 917 RANLIB="$ac_cv_prog_RANLIB"
 918 if test -n "$RANLIB"; then
 919   echo "$ac_t""$RANLIB" 1>&4
 920 else
 921   echo "$ac_t""no" 1>&4
 922 fi
 923
 924 else
 925   RANLIB=":"
 926 fi
 927 fi
 928
 929 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&4
 930 # On Suns, sometimes $CPP names a directory.
 931 if test -n "$CPP" && test -d "$CPP"; then
 932   CPP=
 933 fi
 934 if test -z "$CPP"; then
 935 if eval "test \"`echo '${'ac_cv_prog_CPP'+set}'`\" = set"; then
 936   echo $ac_n "(cached) $ac_c" 1>&4
 937 else
 938     # This must be in double quotes, not single quotes, because CPP may get
 939   # substituted into the Makefile and "${CC-cc}" will confuse make.
 940   CPP="${CC-cc} -E"
 941   # On the NeXT, cc -E runs the code through the compiler's parser,
 942   # not just through cpp.
 943   cat > conftest.$ac_ext <<EOF
 944 #line 945 "configure"
 945 #include "confdefs.h"
 946 #include <assert.h>
 947 Syntax Error
 948 EOF
 949 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
 950 ac_err=`grep -v '^ *+' conftest.out`
 951 if test -z "$ac_err"; then
 952   :
 953 else
 954   echo "$ac_err" >&5
 955   rm -rf conftest*
 956   CPP="${CC-cc} -E -traditional-cpp"
 957   cat > conftest.$ac_ext <<EOF
 958 #line 959 "configure"
 959 #include "confdefs.h"
 960 #include <assert.h>
 961 Syntax Error
 962 EOF
 963 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
 964 ac_err=`grep -v '^ *+' conftest.out`
 965 if test -z "$ac_err"; then
 966   :
 967 else
 968   echo "$ac_err" >&5
 969   rm -rf conftest*
 970   CPP=/lib/cpp
 971 fi
 972 rm -f conftest*
 973 fi
 974 rm -f conftest*
 975   ac_cv_prog_CPP="$CPP"
 976 fi
 977 fi
 978 CPP="$ac_cv_prog_CPP"
 979 echo "$ac_t""$CPP" 1>&4
 980
 981
 982 echo $ac_n "checking signed size_t type""... $ac_c" 1>&4
 983 if eval "test \"`echo '${'libc_cv_signed_size_t'+set}'`\" = set"; then
 984   echo $ac_n "(cached) $ac_c" 1>&4
 985 else
 986   echo '#include <stddef.h>
 987 FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
 988 if eval "$ac_cpp conftest.c 2>/dev/null" \
 989 | grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
 990   libc_cv_signed_size_t=no
 991 else
 992   libc_cv_signed_size_t=yes
 993 fi
 994 rm -f conftest*
 995 fi
 996
 997 echo "$ac_t""$libc_cv_signed_size_t" 1>&4
 998 if test $libc_cv_signed_size_t = yes; then
 999     cat >> confdefs.h <<\EOF
1000 #undef __SIZE_TYPE__
1001 #define __SIZE_TYPE__ unsigned
1002 EOF
1003 fi
1004
1005 echo $ac_n "checking libc-friendly stddef.h""... $ac_c" 1>&4
1006 if eval "test \"`echo '${'libc_cv_friendly_stddef'+set}'`\" = set"; then
1007   echo $ac_n "(cached) $ac_c" 1>&4
1008 else
1009   cat > conftest.$ac_ext <<EOF
1010 #line 1011 "configure"
1011 #include "confdefs.h"
1012 #define __need_size_t
1013 #define __need_wchar_t
1014 #include <stddef.h>
1015 #define __need_NULL
1016 #include <stddef.h>
1017 int main() { return 0; }
1018 int t() {
1019 size_t size; wchar_t wchar;
1020 #ifdef offsetof
1021 #error stddef.h ignored __need_*
1022 #endif
1023 if (&size == NULL || &wchar == NULL) abort ();
1024 ; return 0; }
1025 EOF
1026 if eval $ac_compile; then
1027   rm -rf conftest*
1028   libc_cv_friendly_stddef=yes
1029 else
1030   rm -rf conftest*
1031   libc_cv_friendly_stddef=no
1032 fi
1033 rm -f conftest*
1034
1035 fi
1036
1037 echo "$ac_t""$libc_cv_friendly_stddef" 1>&4
1038 if test $libc_cv_friendly_stddef = yes; then
1039   config_vars="$config_vars
1040 override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
1041 fi
1042
1043 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&4
1044 if eval "test \"`echo '${'libc_cv_need_minus_P'+set}'`\" = set"; then
1045   echo $ac_n "(cached) $ac_c" 1>&4
1046 else
1047   cat > conftest.S <<EOF
1048 #include "confdefs.h"
1049 /* Nothing whatsoever.  */
1050 EOF
1051 if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
1052   libc_cv_need_minus_P=no
1053 else
1054   libc_cv_need_minus_P=yes
1055 fi
1056 rm -f conftest*
1057 fi
1058
1059 echo "$ac_t""$libc_cv_need_minus_P" 1>&4
1060 if test $libc_cv_need_minus_P = yes; then
1061   config_vars="$config_vars
1062 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
1063 fi
1064
1065 # sysdeps configure fragments may set these with files to be linked below.
1066 libc_link_dests=
1067 libc_link_sources=
1068
1069 # Iterate over all the sysdep directories we will use, running their
1070 # configure fragments, and looking for a uname implementation.
1071 uname=
1072 for dir in $sysnames; do
1073   if test -r $sysdep_dir/$dir/configure; then
1074     echo "$ac_t""running configure fragment for $dir" 1>&4
1075     . $sysdep_dir/$dir/configure
1076   fi
1077   if test -z "$uname"; then
1078     { test -r $sysdep_dir/$dir/uname.c || test -r $sysdep_dir/$dir/uname.S; } \
1079     && uname=$dir
1080   fi
1081 done
1082
1083
1084
1085 # If we will use the generic uname implementation, we must figure out what
1086 # it will say by examining the system, and write the results in config-name.h.
1087 if test "$uname" = generic; then
1088
1089   uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
1090   if test $uname_sysname != $config_os; then
1091     config_release=`echo $config_os | sed s/$uname_sysname//`
1092   fi
1093
1094   echo $ac_n "checking OS release for uname""... $ac_c" 1>&4
1095   if eval "test \"`echo '${'libc_cv_uname_release'+set}'`\" = set"; then
1096   echo $ac_n "(cached) $ac_c" 1>&4
1097 else
1098     kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
1099   if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
1100          != x$config_release; then
1101     # The configuration release is a substring of the kernel release.
1102     libc_cv_uname_release=$kernel_release
1103   elif test x$config_release != x; then
1104     libc_cv_uname_release=$config_release
1105   elif test x$kernel_release != x; then
1106     libc_cv_uname_release=$kernel_release
1107   else
1108     libc_cv_uname_release=unknown
1109   fi
1110 fi
1111
1112   echo "$ac_t""$libc_cv_uname_release" 1>&4
1113   uname_release="$libc_cv_uname_release"
1114
1115   echo $ac_n "checking OS version for uname""... $ac_c" 1>&4
1116   if eval "test \"`echo '${'libc_cv_uname_version'+set}'`\" = set"; then
1117   echo $ac_n "(cached) $ac_c" 1>&4
1118 else
1119     kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
1120   if test -n "$kernel_version"; then
1121     libc_cv_uname_version="$kernel_version"
1122   else
1123     libc_cv_uname_version=unknown
1124   fi
1125 fi
1126
1127   echo "$ac_t""$libc_cv_uname_version" 1>&4
1128   uname_version="$libc_cv_uname_version"
1129
1130     config_uname=config-name.h:config-name.in
1131 else
1132   # For non-generic uname, we don't need to create config-name.h at all.
1133   config_uname=
1134 fi
1135
1136
1137 if test $gnu_ld = yes; then
1138   cat >> confdefs.h <<\EOF
1139 #define HAVE_GNU_LD 1
1140 EOF
1141
1142 fi
1143 if test $gnu_as = yes; then
1144   cat >> confdefs.h <<\EOF
1145 #define HAVE_GNU_AS 1
1146 EOF
1147
1148 fi
1149 if test $elf = yes; then
1150   cat >> confdefs.h <<\EOF
1151 #define HAVE_ELF 1
1152 EOF
1153
1154 fi
1155 if test $weak = yes; then
1156   cat >> confdefs.h <<\EOF
1157 #define HAVE_WEAK_SYMBOLS 1
1158 EOF
1159
1160 fi
1161
1162
1163 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
1164   config_makefile=
1165 else
1166   config_makefile=Makefile
1167 fi
1168
1169 trap '' 1 2 15
1170 if test -w $cache_file; then
1171 echo "updating cache $cache_file"
1172 cat > $cache_file <<\EOF
1173 # This file is a shell script that caches the results of configure
1174 # tests run on this system so they can be shared between configure
1175 # scripts and configure runs.  It is not useful on other systems.
1176 # If it contains results you don't want to keep, you may remove or edit it.
1177 #
1178 # By default, configure uses ./config.cache as the cache file,
1179 # creating it if it does not exist already.  You can give configure
1180 # the --cache-file=FILE option to use a different cache file; that is
1181 # what configure does when it calls configure scripts in
1182 # subdirectories, so they share the cache.
1183 # Giving --cache-file=/dev/null disables caching, for debugging configure.
1184 # config.status only pays attention to the cache file if you give it the
1185 # --recheck option to rerun configure.
1186 #
1187 EOF
1188 # Ultrix sh set writes to stderr and can't be redirected directly,
1189 # and sets the high bit in the cache file unless we assign to the vars.
1190 (set) 2>&1 |
1191   sed -n "s/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=\${\1='\2'}/p" \
1192   >> $cache_file
1193 else
1194 echo "not updating unwritable cache $cache_file"
1195 fi
1196
1197 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
1198
1199 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1200 # Let make expand exec_prefix.
1201 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1202
1203 # Any assignment to VPATH causes Sun make to only execute
1204 # the first set of double-colon rules, so remove it if not needed.
1205 # If there is a colon in the path, we need to keep it.
1206 if test "x$srcdir" = x.; then
1207   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
1208 fi
1209
1210 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
1211
1212 DEFS=-DHAVE_CONFIG_H
1213
1214 # Without the "./", some shells look in PATH for config.status.
1215 : ${CONFIG_STATUS=./config.status}
1216
1217 echo creating $CONFIG_STATUS
1218 rm -f $CONFIG_STATUS
1219 cat > $CONFIG_STATUS <<EOF
1220 #! /bin/sh
1221 # Generated automatically by configure.
1222 # Run this file to recreate the current configuration.
1223 # This directory was configured as follows,
1224 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
1225 #
1226 # $0 $ac_configure_args
1227 #
1228 # Compiler output produced by configure, useful for debugging
1229 # configure, is in ./config.log if it exists.
1230
1231 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
1232 for ac_option
1233 do
1234   case "\$ac_option" in
1235   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
1236     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
1237     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
1238   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
1239     echo "$CONFIG_STATUS generated by autoconf version 2.1.1"
1240     exit 0 ;;
1241   -help | --help | --hel | --he | --h)
1242     echo "\$ac_cs_usage"; exit 0 ;;
1243   *) echo "\$ac_cs_usage"; exit 1 ;;
1244   esac
1245 done
1246
1247 ac_given_srcdir=$srcdir
1248 ac_given_INSTALL="$INSTALL"
1249
1250 trap 'rm -fr `echo config.make ${config_makefile} ${config_uname} config.h | tr : " "` conftest*; exit 1' 1 2 15
1251
1252 # Protect against being on the right side of a sed subst in config.status.
1253 sed 's/%@/@@/; s/@%/@@/; s/%g$/@g/; /@g$/s/[\\\\&%]/\\\\&/g;
1254  s/@@/%@/; s/@@/@%/; s/@g$/%g/' > conftest.subs <<\CEOF
1255 $ac_vpsub
1256 $extrasub
1257 s%@CFLAGS@%$CFLAGS%g
1258 s%@CPPFLAGS@%$CPPFLAGS%g
1259 s%@CXXFLAGS@%$CXXFLAGS%g
1260 s%@DEFS@%$DEFS%g
1261 s%@LDFLAGS@%$LDFLAGS%g
1262 s%@LIBS@%$LIBS%g
1263 s%@exec_prefix@%$exec_prefix%g
1264 s%@prefix@%$prefix%g
1265 s%@program_transform_name@%$program_transform_name%g
1266 s%@host@%$host%g
1267 s%@host_alias@%$host_alias%g
1268 s%@host_cpu@%$host_cpu%g
1269 s%@host_vendor@%$host_vendor%g
1270 s%@host_os@%$host_os%g
1271 s%@sysnames@%$sysnames%g
1272 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
1273 s%@INSTALL_DATA@%$INSTALL_DATA%g
1274 s%@build@%$build%g
1275 s%@build_alias@%$build_alias%g
1276 s%@build_cpu@%$build_cpu%g
1277 s%@build_vendor@%$build_vendor%g
1278 s%@build_os@%$build_os%g
1279 s%@CC@%$CC%g
1280 s%@AR@%$AR%g
1281 s%@RANLIB@%$RANLIB%g
1282 s%@CPP@%$CPP%g
1283 s%@uname_sysname@%$uname_sysname%g
1284 s%@uname_release@%$uname_release%g
1285 s%@uname_version@%$uname_version%g
1286 s%@gnu_ld@%$gnu_ld%g
1287 s%@gnu_as@%$gnu_as%g
1288 s%@elf@%$elf%g
1289 s%@weak@%$weak%g
1290
1291 CEOF
1292 EOF
1293 cat >> $CONFIG_STATUS <<EOF
1294
1295 CONFIG_FILES=\${CONFIG_FILES-"config.make ${config_makefile} ${config_uname}"}
1296 EOF
1297 cat >> $CONFIG_STATUS <<\EOF
1298 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
1299   # Support "outfile[:infile]", defaulting infile="outfile.in".
1300   case "$ac_file" in
1301   *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
1302        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
1303   *) ac_file_in="${ac_file}.in" ;;
1304   esac
1305
1306   # Adjust relative srcdir, etc. for subdirectories.
1307
1308   # Remove last slash and all that follows it.  Not all systems have dirname.
1309   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
1310   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
1311     # The file is in a subdirectory.
1312     test ! -d "$ac_dir" && mkdir "$ac_dir"
1313     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
1314     # A "../" for each directory in $ac_dir_suffix.
1315     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
1316   else
1317     ac_dir_suffix= ac_dots=
1318   fi
1319
1320   case "$ac_given_srcdir" in
1321   .)  srcdir=.
1322       if test -z "$ac_dots"; then top_srcdir=.
1323       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
1324   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
1325   *) # Relative path.
1326     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
1327     top_srcdir="$ac_dots$ac_given_srcdir" ;;
1328   esac
1329
1330   case "$ac_given_INSTALL" in
1331   [/$]*) INSTALL="$ac_given_INSTALL" ;;
1332   *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
1333   esac
1334   echo creating "$ac_file"
1335   rm -f "$ac_file"
1336   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
1337   case "$ac_file" in
1338   *Makefile*) ac_comsub="1i\\
1339 # $configure_input" ;;
1340   *) ac_comsub= ;;
1341   esac
1342   sed -e "$ac_comsub
1343 s%@configure_input@%$configure_input%g
1344 s%@srcdir@%$srcdir%g
1345 s%@top_srcdir@%$top_srcdir%g
1346 s%@INSTALL@%$INSTALL%g
1347 " -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
1348 fi; done
1349 rm -f conftest.subs
1350
1351 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
1352 # NAME is the cpp macro being defined and VALUE is the value it is being given.
1353 #
1354 # ac_d sets the value in "#define NAME VALUE" lines.
1355 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
1356 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
1357 ac_dC='\3'
1358 ac_dD='%g'
1359 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
1360 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
1361 ac_uB='\([      ]\)%\1#\2define\3'
1362 ac_uC=' '
1363 ac_uD='\4%g'
1364 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
1365 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
1366 ac_eB='$%\1#\2define\3'
1367 ac_eC=' '
1368 ac_eD='%g'
1369
1370 CONFIG_HEADERS=${CONFIG_HEADERS-"config.h"}
1371 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
1372   # Support "outfile[:infile]", defaulting infile="outfile.in".
1373   case "$ac_file" in
1374   *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
1375        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
1376   *) ac_file_in="${ac_file}.in" ;;
1377   esac
1378
1379   echo creating $ac_file
1380
1381   rm -f conftest.frag conftest.in conftest.out
1382   cp $ac_given_srcdir/$ac_file_in conftest.in
1383
1384 EOF
1385
1386 # Transform confdefs.h into a sed script conftest.vals that substitutes
1387 # the proper values into config.h.in to produce config.h.  And first:
1388 # Protect against being on the right side of a sed subst in config.status.
1389 # Protect against being in an unquoted here document in config.status.
1390 rm -f conftest.vals
1391 cat > conftest.hdr <<\EOF
1392 s/[\\&%]/\\&/g
1393 s%[\\$`]%\\&%g
1394 s%#define \([A-Za-z_][A-Za-z0-9_]*\) \(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
1395 s%ac_d%ac_u%gp
1396 s%ac_u%ac_e%gp
1397 EOF
1398 sed -n -f conftest.hdr confdefs.h > conftest.vals
1399 rm -f conftest.hdr
1400
1401 # This sed command replaces #undef with comments.  This is necessary, for
1402 # example, in the case of _POSIX_SOURCE, which is predefined and required
1403 # on some systems where configure will not decide to define it.
1404 cat >> conftest.vals <<\EOF
1405 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
1406 EOF
1407
1408 # Break up conftest.vals because some shells have a limit on
1409 # the size of here documents, and old seds have small limits too.
1410 # Maximum number of lines to put in a single here document.
1411 ac_max_here_lines=12
1412
1413 rm -f conftest.tail
1414 while :
1415 do
1416   ac_lines=`grep -c . conftest.vals`
1417   # grep -c gives empty output for an empty file on some AIX systems.
1418   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
1419   # Write a limited-size here document to conftest.frag.
1420   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
1421   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
1422   echo 'CEOF
1423   sed -f conftest.frag conftest.in > conftest.out
1424   rm -f conftest.in
1425   mv conftest.out conftest.in
1426 ' >> $CONFIG_STATUS
1427   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
1428   rm -f conftest.vals
1429   mv conftest.tail conftest.vals
1430 done
1431 rm -f conftest.vals
1432
1433 cat >> $CONFIG_STATUS <<\EOF
1434   rm -f conftest.frag conftest.h
1435   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
1436   cat conftest.in >> conftest.h
1437   rm -f conftest.in
1438   if cmp -s $ac_file conftest.h 2>/dev/null; then
1439     echo "$ac_file is unchanged"
1440     rm -f conftest.h
1441   else
1442     rm -f $ac_file
1443     mv conftest.h $ac_file
1444   fi
1445 fi; done
1446
1447 EOF
1448
1449 cat >> $CONFIG_STATUS <<EOF
1450 ac_sources="`echo $libc_link_sources`"
1451 ac_dests="`echo $libc_link_dests`"
1452 EOF
1453
1454 cat >> $CONFIG_STATUS <<\EOF
1455 srcdir=$ac_given_srcdir
1456 while test -n "$ac_sources"; do
1457   set $ac_dests; ac_dest=$1; shift; ac_dests=$*
1458   set $ac_sources; ac_source=$1; shift; ac_sources=$*
1459
1460   echo "linking $srcdir/$ac_source to $ac_dest"
1461
1462   if test ! -r $srcdir/$ac_source; then
1463     { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; }
1464   fi
1465   rm -f $ac_dest
1466
1467   # Make relative symlinks.
1468   # Remove last slash and all that follows it.  Not all systems have dirname.
1469   ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
1470   if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
1471     # The dest file is in a subdirectory.
1472     test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
1473     ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
1474     # A "../" for each directory in $ac_dest_dir_suffix.
1475     ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
1476   else
1477     ac_dest_dir_suffix= ac_dots=
1478   fi
1479
1480   case "$srcdir" in
1481   [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
1482   *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
1483   esac
1484
1485   # Make a symlink if possible; otherwise try a hard link.
1486   if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
1487     ln $srcdir/$ac_source $ac_dest; then :
1488   else
1489     { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
1490   fi
1491 done
1492 EOF
1493 cat >> $CONFIG_STATUS <<EOF
1494 echo '$config_vars' >> config.make
1495 EOF
1496 cat >> $CONFIG_STATUS <<\EOF
1497
1498 exit 0
1499 EOF
1500 chmod +x $CONFIG_STATUS
1501 rm -fr confdefs* $ac_clean_files
1502 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
1503