configure

   1 #! /bin/sh
   2
   3 # From configure.in CVSid
   4 # Guess values for system-dependent variables and create Makefiles.
   5 # Generated automatically using autoconf version 2.3
   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-fp               if using floating-point hardware"
  19 ac_help="$ac_help
  20   --with-gnu-binutils     if using GNU binutils (as and ld)"
  21 ac_help="$ac_help
  22   --with-gnu-ld           if using GNU ld (in the binutils package)"
  23 ac_help="$ac_help
  24   --with-gnu-as           if using GNU as (in the binutils package)"
  25 ac_help="$ac_help
  26   --with-elf              if using the ELF object format"
  27 ac_help="$ac_help
  28   --with-weak-symbols     if weak symbols are available in as and ld"
  29 ac_help="$ac_help
  30   --enable-shared         build shared library [default=yes if GNU ld & ELF]"
  31 ac_help="$ac_help
  32   --enable-profile        build profiled library [default=yes]"
  33 ac_help="$ac_help
  34   --enable-omitfp       build undebuggable optimized library [default=no]"
  35
  36 # Initialize some variables set by options.
  37 # The variables have the same names as the options, with
  38 # dashes changed to underlines.
  39 build=NONE
  40 cache_file=./config.cache
  41 exec_prefix=NONE
  42 host=NONE
  43 no_create=
  44 nonopt=NONE
  45 no_recursion=
  46 prefix=NONE
  47 program_prefix=NONE
  48 program_suffix=NONE
  49 program_transform_name=s,x,x,
  50 silent=
  51 site=
  52 srcdir=
  53 target=NONE
  54 verbose=
  55 x_includes=NONE
  56 x_libraries=NONE
  57
  58 # Initialize some other variables.
  59 subdirs=
  60
  61 ac_prev=
  62 for ac_option
  63 do
  64
  65   # If the previous option needs an argument, assign it.
  66   if test -n "$ac_prev"; then
  67     eval "$ac_prev=\$ac_option"
  68     ac_prev=
  69     continue
  70   fi
  71
  72   case "$ac_option" in
  73   -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
  74   *) ac_optarg= ;;
  75   esac
  76
  77   # Accept the important Cygnus configure options, so we can diagnose typos.
  78
  79   case "$ac_option" in
  80
  81   -build | --build | --buil | --bui | --bu | --b)
  82     ac_prev=build ;;
  83   -build=* | --build=* | --buil=* | --bui=* | --bu=* | --b=*)
  84     build="$ac_optarg" ;;
  85
  86   -cache-file | --cache-file | --cache-fil | --cache-fi \
  87   | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
  88     ac_prev=cache_file ;;
  89   -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
  90   | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
  91     cache_file="$ac_optarg" ;;
  92
  93   -disable-* | --disable-*)
  94     ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
  95     # Reject names that are not valid shell variable names.
  96     if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
  97       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
  98     fi
  99     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 100     eval "enable_${ac_feature}=no" ;;
 101
 102   -enable-* | --enable-*)
 103     ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
 104     # Reject names that are not valid shell variable names.
 105     if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
 106       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
 107     fi
 108     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 109     case "$ac_option" in
 110       *=*) ;;
 111       *) ac_optarg=yes ;;
 112     esac
 113     eval "enable_${ac_feature}='$ac_optarg'" ;;
 114
 115   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
 116   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
 117   | --exec | --exe | --ex)
 118     ac_prev=exec_prefix ;;
 119   -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
 120   | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
 121   | --exec=* | --exe=* | --ex=*)
 122     exec_prefix="$ac_optarg" ;;
 123
 124   -gas | --gas | --ga | --g)
 125     # Obsolete; use --with-gas.
 126     with_gas=yes ;;
 127
 128   -help | --help | --hel | --he)
 129     # Omit some internal or obsolete options to make the list less imposing.
 130     # This message is too long to be a string in the A/UX 3.1 sh.
 131     cat << EOF
 132 Usage: configure [options] [host]
 133 Options: [defaults in brackets after descriptions]
 134 Configuration:
 135   --cache-file=FILE       cache test results in FILE
 136   --help                  print this message
 137   --no-create             do not create output files
 138   --quiet, --silent       do not print \`checking...' messages
 139   --version               print the version of autoconf that created configure
 140 Directory and file names:
 141   --prefix=PREFIX         install architecture-independent files in PREFIX
 142                           [$ac_default_prefix]
 143   --exec-prefix=PREFIX    install architecture-dependent files in PREFIX
 144                           [same as prefix]
 145   --srcdir=DIR            find the sources in DIR [configure dir or ..]
 146   --program-prefix=PREFIX prepend PREFIX to installed program names
 147   --program-suffix=SUFFIX append SUFFIX to installed program names
 148   --program-transform-name=PROGRAM run sed PROGRAM on installed program names
 149 Host type:
 150   --build=BUILD           configure for building on BUILD [BUILD=HOST]
 151   --host=HOST             configure for HOST [guessed]
 152   --target=TARGET         configure for TARGET [TARGET=HOST]
 153 Features and packages:
 154   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
 155   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
 156   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
 157   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
 158   --x-includes=DIR        X include files are in DIR
 159   --x-libraries=DIR       X library files are in DIR
 160 --enable and --with options recognized:$ac_help
 161 EOF
 162     exit 0 ;;
 163
 164   -host | --host | --hos | --ho)
 165     ac_prev=host ;;
 166   -host=* | --host=* | --hos=* | --ho=*)
 167     host="$ac_optarg" ;;
 168
 169   -nfp | --nfp | --nf)
 170     # Obsolete; use --without-fp.
 171     with_fp=no ;;
 172
 173   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 174   | --no-cr | --no-c)
 175     no_create=yes ;;
 176
 177   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 178   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
 179     no_recursion=yes ;;
 180
 181   -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
 182     ac_prev=prefix ;;
 183   -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
 184     prefix="$ac_optarg" ;;
 185
 186   -program-prefix | --program-prefix | --program-prefi | --program-pref \
 187   | --program-pre | --program-pr | --program-p)
 188     ac_prev=program_prefix ;;
 189   -program-prefix=* | --program-prefix=* | --program-prefi=* \
 190   | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
 191     program_prefix="$ac_optarg" ;;
 192
 193   -program-suffix | --program-suffix | --program-suffi | --program-suff \
 194   | --program-suf | --program-su | --program-s)
 195     ac_prev=program_suffix ;;
 196   -program-suffix=* | --program-suffix=* | --program-suffi=* \
 197   | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
 198     program_suffix="$ac_optarg" ;;
 199
 200   -program-transform-name | --program-transform-name \
 201   | --program-transform-nam | --program-transform-na \
 202   | --program-transform-n | --program-transform- \
 203   | --program-transform | --program-transfor \
 204   | --program-transfo | --program-transf \
 205   | --program-trans | --program-tran \
 206   | --progr-tra | --program-tr | --program-t)
 207     ac_prev=program_transform_name ;;
 208   -program-transform-name=* | --program-transform-name=* \
 209   | --program-transform-nam=* | --program-transform-na=* \
 210   | --program-transform-n=* | --program-transform-=* \
 211   | --program-transform=* | --program-transfor=* \
 212   | --program-transfo=* | --program-transf=* \
 213   | --program-trans=* | --program-tran=* \
 214   | --progr-tra=* | --program-tr=* | --program-t=*)
 215     program_transform_name="$ac_optarg" ;;
 216
 217   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
 218   | -silent | --silent | --silen | --sile | --sil)
 219     silent=yes ;;
 220
 221   -site | --site | --sit)
 222     ac_prev=site ;;
 223   -site=* | --site=* | --sit=*)
 224     site="$ac_optarg" ;;
 225
 226   -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
 227     ac_prev=srcdir ;;
 228   -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
 229     srcdir="$ac_optarg" ;;
 230
 231   -target | --target | --targe | --targ | --tar | --ta | --t)
 232     ac_prev=target ;;
 233   -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
 234     target="$ac_optarg" ;;
 235
 236   -v | -verbose | --verbose | --verbos | --verbo | --verb)
 237     verbose=yes ;;
 238
 239   -version | --version | --versio | --versi | --vers)
 240     echo "configure generated by autoconf version 2.3"
 241     exit 0 ;;
 242
 243   -with-* | --with-*)
 244     ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
 245     # Reject names that are not valid shell variable names.
 246     if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
 247       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 248     fi
 249     ac_package=`echo $ac_package| sed 's/-/_/g'`
 250     case "$ac_option" in
 251       *=*) ;;
 252       *) ac_optarg=yes ;;
 253     esac
 254     eval "with_${ac_package}='$ac_optarg'" ;;
 255
 256   -without-* | --without-*)
 257     ac_package=`echo $ac_option|sed -e 's/-*without-//'`
 258     # Reject names that are not valid shell variable names.
 259     if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
 260       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 261     fi
 262     ac_package=`echo $ac_package| sed 's/-/_/g'`
 263     eval "with_${ac_package}=no" ;;
 264
 265   --x)
 266     # Obsolete; use --with-x.
 267     with_x=yes ;;
 268
 269   -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
 270   | --x-incl | --x-inc | --x-in | --x-i)
 271     ac_prev=x_includes ;;
 272   -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
 273   | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
 274     x_includes="$ac_optarg" ;;
 275
 276   -x-libraries | --x-libraries | --x-librarie | --x-librari \
 277   | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
 278     ac_prev=x_libraries ;;
 279   -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
 280   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
 281     x_libraries="$ac_optarg" ;;
 282
 283   -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
 284     ;;
 285
 286   *)
 287     if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
 288       echo "configure: warning: $ac_option: invalid host type" 1>&2
 289     fi
 290     if test "x$nonopt" != xNONE; then
 291       { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
 292     fi
 293     nonopt="$ac_option"
 294     ;;
 295
 296   esac
 297 done
 298
 299 if test -n "$ac_prev"; then
 300   { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
 301 fi
 302
 303 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
 304
 305 # File descriptor usage:
 306 # 0 standard input
 307 # 1 file creation
 308 # 2 errors and warnings
 309 # 3 some systems may open it to /dev/tty
 310 # 4 used on the Kubota Titan
 311 # 4 checking for... messages and results
 312 # 5 compiler messages saved in config.log
 313 if test "$silent" = yes; then
 314   exec 4>/dev/null
 315 else
 316   exec 4>&1
 317 fi
 318 exec 5>./config.log
 319
 320 echo "\
 321 This file contains any messages produced by compilers while
 322 running configure, to aid debugging if configure makes a mistake.
 323 " 1>&5
 324
 325 # Strip out --no-create and --no-recursion so they do not pile up.
 326 # Also quote any args containing shell metacharacters.
 327 ac_configure_args=
 328 for ac_arg
 329 do
 330   case "$ac_arg" in
 331   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 332   | --no-cr | --no-c) ;;
 333   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 334   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
 335   *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
 336   ac_configure_args="$ac_configure_args '$ac_arg'" ;;
 337   *) ac_configure_args="$ac_configure_args $ac_arg" ;;
 338   esac
 339 done
 340
 341 # NLS nuisances.
 342 # Only set LANG and LC_ALL to C if already set.
 343 # These must not be set unconditionally because not all systems understand
 344 # e.g. LANG=C (notably SCO).
 345 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
 346 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 347
 348 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 349 rm -rf conftest* confdefs.h
 350 # AIX cpp loses on an empty file, so make sure it contains at least a newline.
 351 echo > confdefs.h
 352
 353 # A filename unique to this package, relative to the directory that
 354 # configure is in, which we can look for to find out if srcdir is correct.
 355 ac_unique_file=features.h
 356
 357 # Find the source files, if location was not specified.
 358 if test -z "$srcdir"; then
 359   ac_srcdir_defaulted=yes
 360   # Try the directory containing this script, then its parent.
 361   ac_prog=$0
 362   ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
 363   test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
 364   srcdir=$ac_confdir
 365   if test ! -r $srcdir/$ac_unique_file; then
 366     srcdir=..
 367   fi
 368 else
 369   ac_srcdir_defaulted=no
 370 fi
 371 if test ! -r $srcdir/$ac_unique_file; then
 372   if test "$ac_srcdir_defaulted" = yes; then
 373     { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
 374   else
 375     { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
 376   fi
 377 fi
 378 srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
 379
 380 # Prefer explicitly selected file to automatically selected ones.
 381 if test -z "$CONFIG_SITE"; then
 382   if test "x$prefix" != xNONE; then
 383     CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
 384   else
 385     CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 386   fi
 387 fi
 388 for ac_site_file in $CONFIG_SITE; do
 389   if test -r "$ac_site_file"; then
 390     echo "loading site script $ac_site_file"
 391     . "$ac_site_file"
 392   fi
 393 done
 394
 395 if test -r "$cache_file"; then
 396   echo "loading cache $cache_file"
 397   . $cache_file
 398 else
 399   echo "creating cache $cache_file"
 400   > $cache_file
 401 fi
 402
 403 ac_ext=c
 404 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 405 ac_cpp='$CPP $CPPFLAGS'
 406 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5 2>&5'
 407 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5 2>&5'
 408
 409 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
 410   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
 411   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
 412     ac_n= ac_c='
 413 ' ac_t='        '
 414   else
 415     ac_n=-n ac_c= ac_t=
 416   fi
 417 else
 418   ac_n= ac_c='\c' ac_t=
 419 fi
 420
 421     if test -r /vmunix; then
 422       kernel_id=`strings /vmunix | grep UNIX`
 423     elif test -r /dynix; then
 424       kernel_id=`strings /dynix | grep DYNIX`
 425     else
 426       kernel_id=
 427     fi
 428
 429
 430
 431
 432 # This will get text that should go into config.make.
 433 config_vars=
 434
 435 # Check for a --with-gmp argument and set gmp-srcdir in config.make.
 436 # Check whether --with-gmp or --without-gmp was given.
 437 withval="$with_gmp"
 438 if test -n "$withval"; then
 439   case "$with_gmp" in
 440 yes) { echo "configure: error: --with-gmp requires an argument; use --with-gmp=DIRECTORY" 1>&2; exit 1; } ;;
 441 ''|no) ;;
 442 *) config_vars="$config_vars
 443 gmp-srcdir = $withval" ;;
 444 esac
 445
 446 fi
 447
 448
 449 # Check whether --with-fp or --without-fp was given.
 450 withval="$with_fp"
 451 if test -n "$withval"; then
 452   with_fp=$withval
 453 else
 454   with_fp=yes
 455 fi
 456
 457 # Check whether --with-gnu-binutils or --without-gnu-binutils was given.
 458 withval="$with_gnu_binutils"
 459 if test -n "$withval"; then
 460   gnu_binutils=$withval
 461 else
 462   gnu_binutils=no
 463 fi
 464
 465 # Check whether --with-gnu-ld or --without-gnu-ld was given.
 466 withval="$with_gnu_ld"
 467 if test -n "$withval"; then
 468   gnu_ld=$withval
 469 else
 470   gnu_ld=no
 471 fi
 472
 473 # Check whether --with-gnu-as or --without-gnu-as was given.
 474 withval="$with_gnu_as"
 475 if test -n "$withval"; then
 476   gnu_as=$withval
 477 else
 478   gnu_as=no
 479 fi
 480
 481 test $gnu_binutils = yes && gnu_as=yes gnu_ld=yes
 482 # Check whether --with-elf or --without-elf was given.
 483 withval="$with_elf"
 484 if test -n "$withval"; then
 485   elf=$withval
 486 else
 487   elf=no
 488 fi
 489
 490 # Check whether --with-weak-symbols or --without-weak-symbols was given.
 491 withval="$with_weak_symbols"
 492 if test -n "$withval"; then
 493   weak=$withval
 494 else
 495   weak=no
 496 fi
 497
 498
 499 # Check whether --enable-shared or --disable-shared was given.
 500 enableval="$enable_shared"
 501 if test -n "$enableval"; then
 502   shared=$enableval
 503 else
 504   shared=default
 505 fi
 506
 507 # Check whether --enable-profile or --disable-profile was given.
 508 enableval="$enable_profile"
 509 if test -n "$enableval"; then
 510   profile=$enableval
 511 else
 512   profile=yes
 513 fi
 514
 515 # Check whether --enable-omitfp or --disable-omitfp was given.
 516 enableval="$enable_omitfp"
 517 if test -n "$enableval"; then
 518   omitfp=$enableval
 519 else
 520   omitfp=no
 521 fi
 522
 523
 524 ac_aux_dir=
 525 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
 526   if test -f $ac_dir/install-sh; then
 527     ac_aux_dir=$ac_dir
 528     ac_install_sh="$ac_aux_dir/install-sh -c"
 529     break
 530   elif test -f $ac_dir/install.sh; then
 531     ac_aux_dir=$ac_dir
 532     ac_install_sh="$ac_aux_dir/install.sh -c"
 533     break
 534   fi
 535 done
 536 if test -z "$ac_aux_dir"; then
 537   { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
 538 fi
 539 ac_config_guess=$ac_aux_dir/config.guess
 540 ac_config_sub=$ac_aux_dir/config.sub
 541 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 542
 543
 544 # Make sure we can run config.sub.
 545 if $ac_config_sub sun4 >/dev/null 2>&1; then :
 546 else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 547 fi
 548
 549 echo $ac_n "checking host system type""... $ac_c" 1>&4
 550
 551 host_alias=$host
 552 case "$host_alias" in
 553 NONE)
 554   case $nonopt in
 555   NONE)
 556     if host_alias=`$ac_config_guess`; then :
 557     else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
 558     fi ;;
 559   *) host_alias=$nonopt ;;
 560   esac ;;
 561 esac
 562
 563 host=`$ac_config_sub $host_alias`
 564 host_cpu=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 565 host_vendor=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 566 host_os=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 567 echo "$ac_t""$host" 1>&4
 568
 569 # We keep the original values in `$config_*' and never modify them, so we
 570 # can write them unchanged into config.make.  Everything else uses
 571 # $machine, $vendor, and $os, and changes them whenever convenient.
 572 config_machine=$host_cpu config_vendor=$host_vendor config_os=$host_os
 573
 574 # Some configurations imply other options.
 575 case "$host_os" in
 576 gnu* | linux* | bsd4.4* | netbsd* | freebsd*)
 577   # These systems always use GNU tools.
 578   gnu_ld=yes gnu_as=yes
 579 esac
 580 case "$host_os" in
 581 gnu* | linux* | sysv4* | solaris2*)
 582   # These systems always use the ELF format.
 583   elf=yes
 584 esac
 585
 586 # Compute the list of sysdep directories for this configuration.
 587 sysdep_dir=$srcdir/sysdeps
 588 echo $ac_n "checking sysdep dirs""... $ac_c" 1>&4
 589 if eval "test \"`echo '$''{'libc_cv_sysdirs'+set}'`\" = set"; then
 590   echo $ac_n "(cached) $ac_c" 1>&4
 591 else
 592   machine=$config_machine
 593 vendor=$config_vendor
 594 os=$config_os
 595
 596 # Expand the configuration machine name into a subdirectory by architecture
 597 # type and particular chip.
 598 case "$machine" in
 599 i[345]86)
 600   machine=i386/$machine ;;
 601 sparc[6789])
 602   machine=sparc/$machine ;;
 603 m68k)
 604   machine=m68k/m68020 ;;
 605 m680?0)
 606   machine=m68k/$machine ;;
 607 m88k)
 608   machine=m88k/m88100 ;;
 609 m88???)
 610   machine=m88k/$machine ;;
 611 mips64*)
 612   machine=mips/mips64/$machine ;;
 613 mips*)
 614   machine=mips/$machine ;;
 615 esac
 616
 617 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
 618 os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
 619
 620 case "$os" in
 621 gnu*)
 622   base_os=mach/hurd ;;
 623 netbsd* | 386bsd* | freebsd* | bsdi*)
 624   base_os=unix/bsd/bsd4.4 ;;
 625 osf* | sunos* | ultrix* | newsos* | dynix* | *bsd*)
 626   base_os=unix/bsd ;;
 627 linux* | sysv* | isc* | esix* | sco* | minix* | irix4*)
 628   base_os=unix/sysv ;;
 629 solaris[2-9]*)
 630   base_os=unix/sysv/sysv4 ;;
 631 none)
 632   base_os=standalone ;;
 633 *)
 634   base_os='' ;;
 635 esac
 636
 637 # For sunos4.1.1, try sunos4.1.1, then sunos4.1, then sunos4, then sunos.
 638 tail=$os
 639 ostry=$os
 640 while o=`echo $tail | sed 's/\.[^.]*$//'`; test $o != $tail; do
 641   ostry="$ostry /$o"
 642   tail=$o
 643 done
 644 o=`echo $tail | sed 's/[0-9]*$//'`
 645 if test $o != $tail; then
 646   ostry="$ostry /$o"
 647 fi
 648
 649 # For unix/sysv/sysv4, try unix/sysv/sysv4, then unix/sysv, then unix.
 650 base=
 651 tail=$base_os
 652 while b=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$b"; do
 653   set $b
 654   base="$base /$1"
 655   tail="$2"
 656 done
 657
 658 # For sparc/sparc9, try sparc/sparc9 and then sparc.
 659 mach=
 660 tail=$machine
 661 while m=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$m"; do
 662   set $m
 663   # Prepend the machine's FPU directory unless --without-fp.
 664   if test "$with_fp" = yes; then
 665     mach="$mach /$1/fpu"
 666   fi
 667   mach="$mach /$1"
 668   tail="$2"
 669 done
 670
 671
 672 # Find what sysdep directories exist.
 673 sysnames=
 674 for b in $base ''; do
 675   for m0 in $mach ''; do
 676     for v in /$vendor ''; do
 677       for o in /$ostry ''; do
 678         for m in $mach ''; do
 679           try="$m0$b$v$o$m"
 680           if test -d $sysdep_dir$try; then
 681             sysnames="$sysnames $try"
 682             { test -n "$o" || test -n "$b"; } && os_used=t
 683             { test -n "$m" || test -n "$m0"; } && machine_used=t
 684           fi
 685         done
 686       done
 687     done
 688   done
 689 done
 690
 691 if test -z "$os_used" && test "$os" != none; then
 692   { echo "configure: error: Operating system $os is not supported." 1>&2; exit 1; }
 693 fi
 694 if test -z "$machine_used" && test "$machine" != none; then
 695   { echo "configure: error: The $machine is not supported." 1>&2; exit 1; }
 696 fi
 697
 698 # We have now validated the configuration.
 699
 700
 701 # If using ELF, look for an `elf' subdirectory of each machine directory.
 702 # We prepend these rather than inserting them whereever the machine appears
 703 # because things specified by the machine's ELF ABI should override
 704 # OS-specific things, and should always be the same for any OS on the
 705 # machine (otherwise what's the point of an ABI?).
 706 if test "$elf" = yes; then
 707   elf_dirs=
 708   for m in $mach; do
 709     if test -d $sysdep_dir$m/elf; then
 710       elf_dirs="$elf_dirs $m/elf"
 711     fi
 712   done
 713   sysnames="`echo $elf_dirs | sed -e 's,^/,,' -e 's, /,,g'` $sysnames"
 714 fi
 715
 716
 717 # Remove the leading slashes.
 718 sysnames="`echo $sysnames | sed -e 's@^/@@' -e 's@ /@ @g'`"
 719
 720
 721 # Expand the list of system names into a full list of directories
 722 # from each element's parent name and Implies file (if present).
 723 set $sysnames
 724 while test $# -gt 0; do
 725   name=$1
 726   shift
 727
 728   if test -f $sysdep_dir/$name/Implies; then
 729     # Collect more names from the `Implies' file (removing comments).
 730     implied="`sed 's/#.*$//' < $sysdep_dir/$name/Implies`"
 731     for x in $implied; do
 732       test -d $sysdep_dir/$x || echo "Warning: $name implies nonexistent $x">&2
 733     done
 734   else
 735     implied=
 736   fi
 737
 738   # Add NAME to the list of names.
 739   names="$names $name"
 740
 741   # Find the parent of NAME, using the empty string if it has none.
 742   parent="`echo $name | sed -n -e '/\//!q' -e 's=/[^/]*$==p'`"
 743
 744   # Add the names implied by NAME, and NAME's parent (if it has one), to
 745   # the list of names to be processed (the argument list).  We prepend the
 746   # implied names to the list and append the parent.  We want implied
 747   # directories to come before further directories inferred from the
 748   # configuration components; this ensures that for sysv4, unix/common
 749   # (implied by unix/sysv/sysv4) comes before unix/sysv (in ostry (here $*)
 750   # after sysv4).
 751   sysnames="`echo $implied $* $parent`"
 752   test -n "$sysnames" && set $sysnames
 753 done
 754
 755 # Add the default directories.
 756 names="$names generic stub"
 757
 758 # Now uniquize the list.
 759 seen=
 760 sysnames=
 761 for name in $names; do
 762   if echo "$seen" | fgrep -x $name >/dev/null; then
 763     # Already in the list.
 764     true;
 765   else
 766     # A new one.
 767     if test -z "$seen"; then
 768       seen="$name" sysnames="$name"
 769     else
 770       seen="$seen
 771 $name"
 772       sysnames="$sysnames $name"
 773     fi
 774   fi
 775 done
 776 libc_cv_sysdirs="$sysnames"
 777 fi
 778
 779  sysnames="$libc_cv_sysdirs"
 780 echo "$ac_t""${sysnames}" 1>&4
 781
 782 # Find a good install program.  We prefer a C program (faster),
 783 # so one script is as good as another.  But avoid the broken or
 784 # incompatible versions:
 785 # SysV /etc/install, /usr/sbin/install
 786 # SunOS /usr/etc/install
 787 # IRIX /sbin/install
 788 # AIX /bin/install
 789 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
 790 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 791 # ./install, which can be erroneously created by make from ./install.sh.
 792 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&4
 793 if test -z "$INSTALL"; then
 794 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
 795   echo $ac_n "(cached) $ac_c" 1>&4
 796 else
 797     IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 798   for ac_dir in $PATH; do
 799     # Account for people who put trailing slashes in PATH elements.
 800     case "$ac_dir/" in
 801     /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
 802     *)
 803       # OSF1 and SCO ODT 3.0 have their own names for install.
 804       for ac_prog in ginstall installbsd scoinst install; do
 805         if test -f $ac_dir/$ac_prog; then
 806           if test $ac_prog = install &&
 807             grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
 808             # AIX install.  It has an incompatible calling convention.
 809             # OSF/1 installbsd also uses dspmsg, but is usable.
 810             :
 811           else
 812             ac_cv_path_install="$ac_dir/$ac_prog -c"
 813             break 2
 814           fi
 815         fi
 816       done
 817       ;;
 818     esac
 819   done
 820   IFS="$ac_save_ifs"
 821   # As a last resort, use the slow shell script.
 822   test -z "$ac_cv_path_install" && ac_cv_path_install="$ac_install_sh"
 823 fi
 824   INSTALL="$ac_cv_path_install"
 825 fi
 826 echo "$ac_t""$INSTALL" 1>&4
 827
 828 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
 829 # It thinks the first close brace ends the variable substitution.
 830 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
 831
 832 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 833
 834 if test "$INSTALL" = "${srcdir}/install-sh"; then
 835   # The makefiles need to use a different form to find it in $srcdir.
 836   INSTALL='$(..)./install-sh'
 837 fi
 838
 839 echo $ac_n "checking build system type""... $ac_c" 1>&4
 840
 841 build_alias=$build
 842 case "$build_alias" in
 843 NONE)
 844   case $nonopt in
 845   NONE) build_alias=$host_alias ;;
 846   *) build_alias=$nonopt ;;
 847   esac ;;
 848 esac
 849
 850 build=`$ac_config_sub $build_alias`
 851 build_cpu=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 852 build_vendor=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 853 build_os=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 854 echo "$ac_t""$build" 1>&4
 855
 856 if test $host != $build; then
 857   ac_tool_prefix=${host_alias}-
 858 else
 859   ac_tool_prefix=
 860 fi
 861
 862 # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 863 set dummy ${ac_tool_prefix}gcc; ac_word=$2
 864 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
 865 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
 866   echo $ac_n "(cached) $ac_c" 1>&4
 867 else
 868   if test -n "$CC"; then
 869   ac_cv_prog_CC="$CC" # Let the user override the test.
 870 else
 871   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 872   for ac_dir in $PATH; do
 873     test -z "$ac_dir" && ac_dir=.
 874     if test -f $ac_dir/$ac_word; then
 875       ac_cv_prog_CC="${ac_tool_prefix}gcc"
 876       break
 877     fi
 878   done
 879   IFS="$ac_save_ifs"
 880   test -z "$ac_cv_prog_CC" && ac_cv_prog_CC="gcc"
 881 fi
 882 fi
 883 CC="$ac_cv_prog_CC"
 884 if test -n "$CC"; then
 885   echo "$ac_t""$CC" 1>&4
 886 else
 887   echo "$ac_t""no" 1>&4
 888 fi
 889
 890
 891
 892 # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 893 set dummy ${ac_tool_prefix}ar; ac_word=$2
 894 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
 895 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
 896   echo $ac_n "(cached) $ac_c" 1>&4
 897 else
 898   if test -n "$AR"; then
 899   ac_cv_prog_AR="$AR" # Let the user override the test.
 900 else
 901   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 902   for ac_dir in $PATH; do
 903     test -z "$ac_dir" && ac_dir=.
 904     if test -f $ac_dir/$ac_word; then
 905       ac_cv_prog_AR="${ac_tool_prefix}ar"
 906       break
 907     fi
 908   done
 909   IFS="$ac_save_ifs"
 910   test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="ar"
 911 fi
 912 fi
 913 AR="$ac_cv_prog_AR"
 914 if test -n "$AR"; then
 915   echo "$ac_t""$AR" 1>&4
 916 else
 917   echo "$ac_t""no" 1>&4
 918 fi
 919
 920
 921
 922 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 923 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 924 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
 925 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
 926   echo $ac_n "(cached) $ac_c" 1>&4
 927 else
 928   if test -n "$RANLIB"; then
 929   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 930 else
 931   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 932   for ac_dir in $PATH; do
 933     test -z "$ac_dir" && ac_dir=.
 934     if test -f $ac_dir/$ac_word; then
 935       ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
 936       break
 937     fi
 938   done
 939   IFS="$ac_save_ifs"
 940 fi
 941 fi
 942 RANLIB="$ac_cv_prog_RANLIB"
 943 if test -n "$RANLIB"; then
 944   echo "$ac_t""$RANLIB" 1>&4
 945 else
 946   echo "$ac_t""no" 1>&4
 947 fi
 948
 949
 950 if test -z "$ac_cv_prog_RANLIB"; then
 951 if test -n "$ac_tool_prefix"; then
 952   # Extract the first word of "ranlib", so it can be a program name with args.
 953 set dummy ranlib; ac_word=$2
 954 echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
 955 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
 956   echo $ac_n "(cached) $ac_c" 1>&4
 957 else
 958   if test -n "$RANLIB"; then
 959   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 960 else
 961   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 962   for ac_dir in $PATH; do
 963     test -z "$ac_dir" && ac_dir=.
 964     if test -f $ac_dir/$ac_word; then
 965       ac_cv_prog_RANLIB="ranlib"
 966       break
 967     fi
 968   done
 969   IFS="$ac_save_ifs"
 970   test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
 971 fi
 972 fi
 973 RANLIB="$ac_cv_prog_RANLIB"
 974 if test -n "$RANLIB"; then
 975   echo "$ac_t""$RANLIB" 1>&4
 976 else
 977   echo "$ac_t""no" 1>&4
 978 fi
 979
 980 else
 981   RANLIB=":"
 982 fi
 983 fi
 984
 985 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&4
 986 # On Suns, sometimes $CPP names a directory.
 987 if test -n "$CPP" && test -d "$CPP"; then
 988   CPP=
 989 fi
 990 if test -z "$CPP"; then
 991 if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
 992   echo $ac_n "(cached) $ac_c" 1>&4
 993 else
 994     # This must be in double quotes, not single quotes, because CPP may get
 995   # substituted into the Makefile and "${CC-cc}" will confuse make.
 996   CPP="${CC-cc} -E"
 997   # On the NeXT, cc -E runs the code through the compiler's parser,
 998   # not just through cpp.
 999   cat > conftest.$ac_ext <<EOF
1000 #line 1001 "configure"
1001 #include "confdefs.h"
1002 #include <assert.h>
1003 Syntax Error
1004 EOF
1005 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1006 ac_err=`grep -v '^ *+' conftest.out`
1007 if test -z "$ac_err"; then
1008   :
1009 else
1010   echo "$ac_err" >&5
1011   rm -rf conftest*
1012   CPP="${CC-cc} -E -traditional-cpp"
1013   cat > conftest.$ac_ext <<EOF
1014 #line 1015 "configure"
1015 #include "confdefs.h"
1016 #include <assert.h>
1017 Syntax Error
1018 EOF
1019 eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1020 ac_err=`grep -v '^ *+' conftest.out`
1021 if test -z "$ac_err"; then
1022   :
1023 else
1024   echo "$ac_err" >&5
1025   rm -rf conftest*
1026   CPP=/lib/cpp
1027 fi
1028 rm -f conftest*
1029 fi
1030 rm -f conftest*
1031   ac_cv_prog_CPP="$CPP"
1032 fi
1033 fi
1034 CPP="$ac_cv_prog_CPP"
1035 echo "$ac_t""$CPP" 1>&4
1036
1037
1038 echo $ac_n "checking signed size_t type""... $ac_c" 1>&4
1039 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
1040   echo $ac_n "(cached) $ac_c" 1>&4
1041 else
1042   echo '#include <stddef.h>
1043 FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
1044 if eval "$ac_cpp conftest.c 2>/dev/null" \
1045 | grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
1046   libc_cv_signed_size_t=no
1047 else
1048   libc_cv_signed_size_t=yes
1049 fi
1050 rm -f conftest*
1051 fi
1052
1053 echo "$ac_t""$libc_cv_signed_size_t" 1>&4
1054 if test $libc_cv_signed_size_t = yes; then
1055     cat >> confdefs.h <<\EOF
1056 #undef __SIZE_TYPE__
1057 #define __SIZE_TYPE__ unsigned
1058 EOF
1059 fi
1060
1061 echo $ac_n "checking libc-friendly stddef.h""... $ac_c" 1>&4
1062 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
1063   echo $ac_n "(cached) $ac_c" 1>&4
1064 else
1065   cat > conftest.$ac_ext <<EOF
1066 #line 1067 "configure"
1067 #include "confdefs.h"
1068 #define __need_size_t
1069 #define __need_wchar_t
1070 #include <stddef.h>
1071 #define __need_NULL
1072 #include <stddef.h>
1073 int main() { return 0; }
1074 int t() {
1075 size_t size; wchar_t wchar;
1076 #ifdef offsetof
1077 #error stddef.h ignored __need_*
1078 #endif
1079 if (&size == NULL || &wchar == NULL) abort ();
1080 ; return 0; }
1081 EOF
1082 if eval $ac_compile; then
1083   rm -rf conftest*
1084   libc_cv_friendly_stddef=yes
1085 else
1086   rm -rf conftest*
1087   libc_cv_friendly_stddef=no
1088 fi
1089 rm -f conftest*
1090
1091 fi
1092
1093 echo "$ac_t""$libc_cv_friendly_stddef" 1>&4
1094 if test $libc_cv_friendly_stddef = yes; then
1095   config_vars="$config_vars
1096 override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
1097 fi
1098
1099 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&4
1100 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
1101   echo $ac_n "(cached) $ac_c" 1>&4
1102 else
1103   cat > conftest.S <<EOF
1104 #include "confdefs.h"
1105 /* Nothing whatsoever.  */
1106 EOF
1107 if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
1108   libc_cv_need_minus_P=no
1109 else
1110   libc_cv_need_minus_P=yes
1111 fi
1112 rm -f conftest*
1113 fi
1114
1115 echo "$ac_t""$libc_cv_need_minus_P" 1>&4
1116 if test $libc_cv_need_minus_P = yes; then
1117   config_vars="$config_vars
1118 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
1119 fi
1120
1121 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&4
1122 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
1123   echo $ac_n "(cached) $ac_c" 1>&4
1124 else
1125   cat > conftest.s <<\EOF
1126 .text
1127 foo: .long 0
1128 .set glibc_conftest_frobozz,foo
1129 EOF
1130 # The alpha-dec-osf1 assembler gives only a warning for `.set'
1131 # (but it doesn't work), so we must do a linking check to be sure.
1132 cat > conftest1.c <<\EOF
1133 extern int glibc_conftest_frobozz;
1134 main () { printf ("%d\n", glibc_conftest_frobozz); }
1135 EOF
1136 if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
1137             conftest.s conftest1.c 1>&5 2>&5; then
1138   libc_cv_asm_set_directive=yes
1139 else
1140   libc_cv_asm_set_directive=no
1141 fi
1142 rm -f conftest*
1143 fi
1144
1145 echo "$ac_t""$libc_cv_asm_set_directive" 1>&4
1146 if test $libc_cv_asm_set_directive = yes; then
1147   cat >> confdefs.h <<\EOF
1148 #define HAVE_ASM_SET_DIRECTIVE 1
1149 EOF
1150
1151 fi
1152
1153 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&4
1154 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
1155   echo $ac_n "(cached) $ac_c" 1>&4
1156 else
1157   libc_cv_asm_global_directive=UNKNOWN
1158 for ac_globl in .globl .global; do
1159   cat > conftest.s <<EOF
1160 .text
1161 ${ac_globl} foo
1162 foo: .long 0
1163 EOF
1164   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
1165     libc_cv_asm_global_directive=${ac_globl}
1166   fi
1167   rm -f conftest*
1168   test $libc_cv_asm_global_directive != UNKNOWN && break
1169 done
1170 fi
1171
1172 echo "$ac_t""$libc_cv_asm_global_directive" 1>&4
1173 if test $libc_cv_asm_global_directive = UNKNOWN; then
1174   { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
1175 else
1176   cat >> confdefs.h <<EOF
1177 #define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
1178 EOF
1179
1180 fi
1181
1182
1183 # sysdeps configure fragments may set these with files to be linked below.
1184 libc_link_dests=
1185 libc_link_sources=
1186
1187 # Iterate over all the sysdep directories we will use, running their
1188 # configure fragments, and looking for a uname implementation.
1189 uname=
1190 for dir in $sysnames; do
1191   if test -r $sysdep_dir/$dir/configure; then
1192     echo "$ac_t""running configure fragment for $dir" 1>&4
1193     . $sysdep_dir/$dir/configure
1194   fi
1195   if test -z "$uname"; then
1196     { test -r $sysdep_dir/$dir/uname.c || test -r $sysdep_dir/$dir/uname.S; } \
1197     && uname=$dir
1198   fi
1199 done
1200
1201
1202
1203 # If we will use the generic uname implementation, we must figure out what
1204 # it will say by examining the system, and write the results in config-name.h.
1205 if test "$uname" = generic; then
1206
1207   uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
1208   if test $uname_sysname != $config_os; then
1209     config_release=`echo $config_os | sed s/$uname_sysname//`
1210   fi
1211
1212   echo $ac_n "checking OS release for uname""... $ac_c" 1>&4
1213   if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
1214   echo $ac_n "(cached) $ac_c" 1>&4
1215 else
1216     kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
1217   if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
1218          != x$config_release; then
1219     # The configuration release is a substring of the kernel release.
1220     libc_cv_uname_release=$kernel_release
1221   elif test x$config_release != x; then
1222     libc_cv_uname_release=$config_release
1223   elif test x$kernel_release != x; then
1224     libc_cv_uname_release=$kernel_release
1225   else
1226     libc_cv_uname_release=unknown
1227   fi
1228 fi
1229
1230   echo "$ac_t""$libc_cv_uname_release" 1>&4
1231   uname_release="$libc_cv_uname_release"
1232
1233   echo $ac_n "checking OS version for uname""... $ac_c" 1>&4
1234   if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
1235   echo $ac_n "(cached) $ac_c" 1>&4
1236 else
1237     kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
1238   if test -n "$kernel_version"; then
1239     libc_cv_uname_version="$kernel_version"
1240   else
1241     libc_cv_uname_version=unknown
1242   fi
1243 fi
1244
1245   echo "$ac_t""$libc_cv_uname_version" 1>&4
1246   uname_version="$libc_cv_uname_version"
1247
1248     config_uname=config-name.h:config-name.in
1249 else
1250   # For non-generic uname, we don't need to create config-name.h at all.
1251   config_uname=
1252 fi
1253
1254
1255 if test $gnu_ld = yes; then
1256   cat >> confdefs.h <<\EOF
1257 #define HAVE_GNU_LD 1
1258 EOF
1259
1260 fi
1261 if test $gnu_as = yes; then
1262   cat >> confdefs.h <<\EOF
1263 #define HAVE_GNU_AS 1
1264 EOF
1265
1266 fi
1267 if test $elf = yes; then
1268   cat >> confdefs.h <<\EOF
1269 #define HAVE_ELF 1
1270 EOF
1271
1272 fi
1273 if test $weak = yes; then
1274   cat >> confdefs.h <<\EOF
1275 #define HAVE_WEAK_SYMBOLS 1
1276 EOF
1277
1278 fi
1279
1280
1281 if test $shared = default; then
1282   if test $gnu_ld = yes; then
1283     shared=$elf
1284   fi
1285 fi
1286
1287
1288
1289
1290 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
1291   config_makefile=
1292 else
1293   config_makefile=Makefile
1294 fi
1295
1296 trap '' 1 2 15
1297 cat > confcache <<\EOF
1298 # This file is a shell script that caches the results of configure
1299 # tests run on this system so they can be shared between configure
1300 # scripts and configure runs.  It is not useful on other systems.
1301 # If it contains results you don't want to keep, you may remove or edit it.
1302 #
1303 # By default, configure uses ./config.cache as the cache file,
1304 # creating it if it does not exist already.  You can give configure
1305 # the --cache-file=FILE option to use a different cache file; that is
1306 # what configure does when it calls configure scripts in
1307 # subdirectories, so they share the cache.
1308 # Giving --cache-file=/dev/null disables caching, for debugging configure.
1309 # config.status only pays attention to the cache file if you give it the
1310 # --recheck option to rerun configure.
1311 #
1312 EOF
1313 # Ultrix sh set writes to stderr and can't be redirected directly,
1314 # and sets the high bit in the cache file unless we assign to the vars.
1315 (set) 2>&1 |
1316   sed -n "s/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=\${\1='\2'}/p" \
1317   >> confcache
1318 if cmp -s $cache_file confcache; then
1319   :
1320 else
1321   if test -w $cache_file; then
1322     echo "updating cache $cache_file"
1323     cat confcache > $cache_file
1324   else
1325     echo "not updating unwritable cache $cache_file"
1326   fi
1327 fi
1328 rm -f confcache
1329
1330 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
1331
1332 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1333 # Let make expand exec_prefix.
1334 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1335
1336 # Any assignment to VPATH causes Sun make to only execute
1337 # the first set of double-colon rules, so remove it if not needed.
1338 # If there is a colon in the path, we need to keep it.
1339 if test "x$srcdir" = x.; then
1340   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
1341 fi
1342
1343 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
1344
1345 DEFS=-DHAVE_CONFIG_H
1346
1347 # Without the "./", some shells look in PATH for config.status.
1348 : ${CONFIG_STATUS=./config.status}
1349
1350 echo creating $CONFIG_STATUS
1351 rm -f $CONFIG_STATUS
1352 cat > $CONFIG_STATUS <<EOF
1353 #! /bin/sh
1354 # Generated automatically by configure.
1355 # Run this file to recreate the current configuration.
1356 # This directory was configured as follows,
1357 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
1358 #
1359 # $0 $ac_configure_args
1360 #
1361 # Compiler output produced by configure, useful for debugging
1362 # configure, is in ./config.log if it exists.
1363
1364 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
1365 for ac_option
1366 do
1367   case "\$ac_option" in
1368   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
1369     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
1370     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
1371   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
1372     echo "$CONFIG_STATUS generated by autoconf version 2.3"
1373     exit 0 ;;
1374   -help | --help | --hel | --he | --h)
1375     echo "\$ac_cs_usage"; exit 0 ;;
1376   *) echo "\$ac_cs_usage"; exit 1 ;;
1377   esac
1378 done
1379
1380 ac_given_srcdir=$srcdir
1381 ac_given_INSTALL="$INSTALL"
1382
1383 trap 'rm -fr `echo "config.make ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
1384
1385 # Protect against being on the right side of a sed subst in config.status.
1386 sed 's/%@/@@/; s/@%/@@/; s/%g$/@g/; /@g$/s/[\\\\&%]/\\\\&/g;
1387  s/@@/%@/; s/@@/@%/; s/@g$/%g/' > conftest.subs <<\CEOF
1388 $ac_vpsub
1389 $extrasub
1390 s%@CFLAGS@%$CFLAGS%g
1391 s%@CPPFLAGS@%$CPPFLAGS%g
1392 s%@CXXFLAGS@%$CXXFLAGS%g
1393 s%@DEFS@%$DEFS%g
1394 s%@LDFLAGS@%$LDFLAGS%g
1395 s%@LIBS@%$LIBS%g
1396 s%@exec_prefix@%$exec_prefix%g
1397 s%@prefix@%$prefix%g
1398 s%@program_transform_name@%$program_transform_name%g
1399 s%@host@%$host%g
1400 s%@host_alias@%$host_alias%g
1401 s%@host_cpu@%$host_cpu%g
1402 s%@host_vendor@%$host_vendor%g
1403 s%@host_os@%$host_os%g
1404 s%@sysnames@%$sysnames%g
1405 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
1406 s%@INSTALL_DATA@%$INSTALL_DATA%g
1407 s%@build@%$build%g
1408 s%@build_alias@%$build_alias%g
1409 s%@build_cpu@%$build_cpu%g
1410 s%@build_vendor@%$build_vendor%g
1411 s%@build_os@%$build_os%g
1412 s%@CC@%$CC%g
1413 s%@AR@%$AR%g
1414 s%@RANLIB@%$RANLIB%g
1415 s%@CPP@%$CPP%g
1416 s%@uname_sysname@%$uname_sysname%g
1417 s%@uname_release@%$uname_release%g
1418 s%@uname_version@%$uname_version%g
1419 s%@gnu_ld@%$gnu_ld%g
1420 s%@gnu_as@%$gnu_as%g
1421 s%@elf@%$elf%g
1422 s%@weak@%$weak%g
1423 s%@shared@%$shared%g
1424 s%@profile@%$profile%g
1425 s%@omitfp@%$omitfp%g
1426
1427 CEOF
1428 EOF
1429 cat >> $CONFIG_STATUS <<EOF
1430
1431 CONFIG_FILES=\${CONFIG_FILES-"config.make ${config_makefile} ${config_uname}"}
1432 EOF
1433 cat >> $CONFIG_STATUS <<\EOF
1434 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
1435   # Support "outfile[:infile]", defaulting infile="outfile.in".
1436   case "$ac_file" in
1437   *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
1438        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
1439   *) ac_file_in="${ac_file}.in" ;;
1440   esac
1441
1442   # Adjust relative srcdir, etc. for subdirectories.
1443
1444   # Remove last slash and all that follows it.  Not all systems have dirname.
1445   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
1446   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
1447     # The file is in a subdirectory.
1448     test ! -d "$ac_dir" && mkdir "$ac_dir"
1449     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
1450     # A "../" for each directory in $ac_dir_suffix.
1451     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
1452   else
1453     ac_dir_suffix= ac_dots=
1454   fi
1455
1456   case "$ac_given_srcdir" in
1457   .)  srcdir=.
1458       if test -z "$ac_dots"; then top_srcdir=.
1459       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
1460   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
1461   *) # Relative path.
1462     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
1463     top_srcdir="$ac_dots$ac_given_srcdir" ;;
1464   esac
1465
1466   case "$ac_given_INSTALL" in
1467   [/$]*) INSTALL="$ac_given_INSTALL" ;;
1468   *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
1469   esac
1470   echo creating "$ac_file"
1471   rm -f "$ac_file"
1472   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
1473   case "$ac_file" in
1474   *Makefile*) ac_comsub="1i\\
1475 # $configure_input" ;;
1476   *) ac_comsub= ;;
1477   esac
1478   sed -e "$ac_comsub
1479 s%@configure_input@%$configure_input%g
1480 s%@srcdir@%$srcdir%g
1481 s%@top_srcdir@%$top_srcdir%g
1482 s%@INSTALL@%$INSTALL%g
1483 " -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
1484 fi; done
1485 rm -f conftest.subs
1486
1487 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
1488 # NAME is the cpp macro being defined and VALUE is the value it is being given.
1489 #
1490 # ac_d sets the value in "#define NAME VALUE" lines.
1491 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
1492 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
1493 ac_dC='\3'
1494 ac_dD='%g'
1495 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
1496 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
1497 ac_uB='\([      ]\)%\1#\2define\3'
1498 ac_uC=' '
1499 ac_uD='\4%g'
1500 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
1501 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
1502 ac_eB='$%\1#\2define\3'
1503 ac_eC=' '
1504 ac_eD='%g'
1505
1506 CONFIG_HEADERS=${CONFIG_HEADERS-"config.h"}
1507 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
1508   # Support "outfile[:infile]", defaulting infile="outfile.in".
1509   case "$ac_file" in
1510   *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
1511        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
1512   *) ac_file_in="${ac_file}.in" ;;
1513   esac
1514
1515   echo creating $ac_file
1516
1517   rm -f conftest.frag conftest.in conftest.out
1518   cp $ac_given_srcdir/$ac_file_in conftest.in
1519
1520 EOF
1521
1522 # Transform confdefs.h into a sed script conftest.vals that substitutes
1523 # the proper values into config.h.in to produce config.h.  And first:
1524 # Protect against being on the right side of a sed subst in config.status.
1525 # Protect against being in an unquoted here document in config.status.
1526 rm -f conftest.vals
1527 cat > conftest.hdr <<\EOF
1528 s/[\\&%]/\\&/g
1529 s%[\\$`]%\\&%g
1530 s%#define \([A-Za-z_][A-Za-z0-9_]*\) \(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
1531 s%ac_d%ac_u%gp
1532 s%ac_u%ac_e%gp
1533 EOF
1534 sed -n -f conftest.hdr confdefs.h > conftest.vals
1535 rm -f conftest.hdr
1536
1537 # This sed command replaces #undef with comments.  This is necessary, for
1538 # example, in the case of _POSIX_SOURCE, which is predefined and required
1539 # on some systems where configure will not decide to define it.
1540 cat >> conftest.vals <<\EOF
1541 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
1542 EOF
1543
1544 # Break up conftest.vals because some shells have a limit on
1545 # the size of here documents, and old seds have small limits too.
1546 # Maximum number of lines to put in a single here document.
1547 ac_max_here_lines=12
1548
1549 rm -f conftest.tail
1550 while :
1551 do
1552   ac_lines=`grep -c . conftest.vals`
1553   # grep -c gives empty output for an empty file on some AIX systems.
1554   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
1555   # Write a limited-size here document to conftest.frag.
1556   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
1557   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
1558   echo 'CEOF
1559   sed -f conftest.frag conftest.in > conftest.out
1560   rm -f conftest.in
1561   mv conftest.out conftest.in
1562 ' >> $CONFIG_STATUS
1563   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
1564   rm -f conftest.vals
1565   mv conftest.tail conftest.vals
1566 done
1567 rm -f conftest.vals
1568
1569 cat >> $CONFIG_STATUS <<\EOF
1570   rm -f conftest.frag conftest.h
1571   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
1572   cat conftest.in >> conftest.h
1573   rm -f conftest.in
1574   if cmp -s $ac_file conftest.h 2>/dev/null; then
1575     echo "$ac_file is unchanged"
1576     rm -f conftest.h
1577   else
1578     rm -f $ac_file
1579     mv conftest.h $ac_file
1580   fi
1581 fi; done
1582
1583 EOF
1584
1585 cat >> $CONFIG_STATUS <<EOF
1586 ac_sources="`echo $libc_link_sources`"
1587 ac_dests="`echo $libc_link_dests`"
1588 EOF
1589
1590 cat >> $CONFIG_STATUS <<\EOF
1591 srcdir=$ac_given_srcdir
1592 while test -n "$ac_sources"; do
1593   set $ac_dests; ac_dest=$1; shift; ac_dests=$*
1594   set $ac_sources; ac_source=$1; shift; ac_sources=$*
1595
1596   echo "linking $srcdir/$ac_source to $ac_dest"
1597
1598   if test ! -r $srcdir/$ac_source; then
1599     { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; }
1600   fi
1601   rm -f $ac_dest
1602
1603   # Make relative symlinks.
1604   # Remove last slash and all that follows it.  Not all systems have dirname.
1605   ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
1606   if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
1607     # The dest file is in a subdirectory.
1608     test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
1609     ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
1610     # A "../" for each directory in $ac_dest_dir_suffix.
1611     ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
1612   else
1613     ac_dest_dir_suffix= ac_dots=
1614   fi
1615
1616   case "$srcdir" in
1617   [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
1618   *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
1619   esac
1620
1621   # Make a symlink if possible; otherwise try a hard link.
1622   if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
1623     ln $srcdir/$ac_source $ac_dest; then :
1624   else
1625     { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
1626   fi
1627 done
1628 EOF
1629 cat >> $CONFIG_STATUS <<EOF
1630 echo '$config_vars' >> config.make
1631 EOF
1632 cat >> $CONFIG_STATUS <<\EOF
1633
1634 exit 0
1635 EOF
1636 chmod +x $CONFIG_STATUS
1637 rm -fr confdefs* $ac_clean_files
1638 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
1639