configure

   1 #!/bin/sh
   2
   3 ### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
   4
   5 # Configuration script
   6 # Copyright (C) 1988, 90, 91, 92, 93, 94, 95, 96, 97, 98, 1999
   7 # Free Software Foundation, Inc.
   8
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 2 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful,
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program; if not, write to the Free Software
  21 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  22
  23 # This file was originally written by K. Richard Pixley.
  24
  25 #
  26 # Shell script to create proper links to machine-dependent files in
  27 # preparation for compilation.
  28 #
  29 # If configure succeeds, it leaves its status in config.status.
  30 # If configure fails after disturbing the status quo,
  31 #       config.status is removed.
  32 #
  33
  34 export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)
  35
  36 remove=rm
  37 hard_link=ln
  38 symbolic_link='ln -s'
  39
  40 #for Test
  41 #remove="echo rm"
  42 #hard_link="echo ln"
  43 #symbolic_link="echo ln -s"
  44
  45 # clear some things potentially inherited from environment.
  46
  47 Makefile=Makefile
  48 Makefile_in=Makefile.in
  49 arguments=
  50 build_alias=
  51 cache_file=config.cache
  52 cache_file_option=
  53 configdirs=
  54 extraconfigdirs=
  55 diroptions=
  56 enable_threads=no
  57 enable_shared=no
  58 exec_prefix=
  59 exec_prefixoption=
  60 fatal=
  61 floating_point=default
  62 gas=default
  63 gcc_version=
  64 gcc_version_trigger=
  65 host_alias=NOHOST
  66 host_makefile_frag=
  67 moveifchange=
  68 norecursion=
  69 other_options=
  70 package_makefile_frag=
  71 package_makefile_rules_frag=
  72 prefix=/usr/local
  73 progname=
  74 program_prefix=
  75 program_prefixoption=
  76 program_suffix=
  77 program_suffixoption=
  78 program_transform_name=
  79 program_transform_nameoption=
  80 redirect=
  81 removing=
  82 site=
  83 site_makefile_frag=
  84 site_option=
  85 srcdir=
  86 srctrigger=
  87 subdirs=
  88 target_alias=NOTARGET
  89 target_makefile_frag=
  90 undefs=NOUNDEFS
  91 version="$Revision: 1.27 $"
  92 x11=default
  93 bindir='${exec_prefix}/bin'
  94 sbindir='${exec_prefix}/sbin'
  95 libexecdir='${exec_prefix}/libexec'
  96 datadir='${prefix}/share'
  97 sysconfdir='${prefix}/etc'
  98 sharedstatedir='${prefix}/com'
  99 localstatedir='${prefix}/var'
 100 libdir='${exec_prefix}/lib'
 101 includedir='${prefix}/include'
 102 oldincludedir='/usr/include'
 103 infodir='${prefix}/info'
 104 mandir='${prefix}/man'
 105
 106 ### we might need to use some other shell than /bin/sh for running subshells
 107
 108 ### If we are on Windows, search for the shell.  This will permit people
 109 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
 110 ### without also having to set CONFIG_SHELL.  This code will work when
 111 ### using bash, which sets OSTYPE.
 112 case "${OSTYPE}" in
 113 *win32*)
 114   if [ x${CONFIG_SHELL} = x ]; then
 115     if [ ! -f /bin/sh ]; then
 116       if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
 117         CONFIG_SHELL=${SHELL}
 118         export CONFIG_SHELL
 119       else
 120         for prog in sh sh.exe bash bash.exe; do
 121           IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 122           for dir in $PATH; do
 123             test -z "$dir" && dir=.
 124             if test -f $dir/$prog; then
 125               CONFIG_SHELL=$dir/$prog
 126               export CONFIG_SHELL
 127               break
 128             fi
 129           done
 130           IFS="$save_ifs"
 131           test -n "${CONFIG_SHELL}" && break
 132         done
 133       fi
 134     fi
 135   fi
 136   ;;
 137 esac
 138
 139 config_shell=${CONFIG_SHELL-/bin/sh}
 140
 141 NO_EDIT="This file was generated automatically by configure.  Do not edit."
 142
 143 ## this is a little touchy and won't always work, but...
 144 ##
 145 ## if the argv[0] starts with a slash then it is an absolute name that can (and
 146 ## must) be used as is.
 147 ##
 148 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
 149 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
 150 ##
 151
 152 progname=$0
 153 # if PWD already has a value, it is probably wrong.
 154 if [ -n "$PWD" ]; then PWD=`pwd`; fi
 155
 156 case "${progname}" in
 157 /*) ;;
 158 */*) ;;
 159 *)
 160         PATH=$PATH:${PWD=`pwd`} ; export PATH
 161         ;;
 162 esac
 163
 164 # Loop over all args
 165
 166 while :
 167 do
 168
 169 # Break out if there are no more args
 170         case $# in
 171         0)
 172                 break
 173                 ;;
 174         esac
 175
 176 # Get the first arg, and shuffle
 177         option=$1
 178         shift
 179
 180 # Make all options have two hyphens
 181         orig_option=$option     # Save original for error messages
 182         case $option in
 183         --*) ;;
 184         -*) option=-$option ;;
 185         esac
 186
 187 # Split out the argument for options that take them
 188         case $option in
 189         --*=*)
 190                 optarg=`echo $option | sed -e 's/^[^=]*=//'`
 191                 arguments="$arguments $option"
 192                 ;;
 193 # These options have mandatory values.  Since we didn't find an = sign,
 194 # the value must be in the next argument
 195         --bu* | --cache* | --ex* | --ho* | --pre* | --program-p* | --program-s* | --program-t* | --si* | --sr* | --ta* | --tm* | --x-* | --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*)
 196                 optarg=$1
 197                 shift
 198                 arguments="$arguments $option=$optarg"
 199                 ;;
 200         --v)
 201                 arguments="$arguments -v"
 202                 ;;
 203         --*)
 204                 arguments="$arguments $option"
 205                 ;;
 206         esac
 207
 208 # Now, process the options
 209         case $option in
 210
 211         --bi*)
 212                 bindir=$optarg
 213                 diroptions="$diroptions --bindir=$optarg"
 214                 ;;
 215         --build* | --bu*)
 216                 case "$build_alias" in
 217                 "") build_alias=$optarg ;;
 218                 *) echo '***' Can only configure for one build machine at a time.  1>&2
 219                    fatal=yes
 220                    ;;
 221                 esac
 222                 ;;
 223         --cache*)
 224                 cache_file=$optarg
 225                 ;;
 226         --da*)
 227                 datadir=$optarg
 228                 diroptions="$diroptions --datadir=$optarg"
 229                 ;;
 230         --disable-*)
 231                 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
 232                 eval $enableopt=no
 233                 disableoptions="$disableoptions $option"
 234                 ;;
 235         --enable-*)
 236                 case "$option" in
 237                 *=*)    ;;
 238                 *)      optarg=yes ;;
 239                 esac
 240
 241                 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 242                 eval "$enableopt=\$optarg"
 243                 enableoptions="$enableoptions '$option'"
 244                 ;;
 245         --exec-prefix* | --ex*)
 246                 exec_prefix=$optarg
 247                 exec_prefixoption="--exec-prefix=$optarg"
 248                 ;;
 249         --gas | --g*)
 250                 gas=yes
 251                 ;;
 252         --help | --he*)
 253                 fatal=yes
 254                 ;;
 255         --host* | --ho*)
 256                 case $host_alias in
 257                 NOHOST) host_alias=$optarg ;;
 258                 *) echo '***' Can only configure for one host at a time.  1>&2
 259                    fatal=yes
 260                    ;;
 261                 esac
 262                 ;;
 263         --inc*)
 264                 includedir=$optarg
 265                 diroptions="$diroptions --includedir=$optarg"
 266                 ;;
 267         --inf*)
 268                 infodir=$optarg
 269                 diroptions="$diroptions --infodir=$optarg"
 270                 ;;
 271         --libd*)
 272                 libdir=$optarg
 273                 diroptions="$diroptions --libdir=$optarg"
 274                 ;;
 275         --libe*)
 276                 libexecdir=$optarg
 277                 diroptions="$diroptions --libexecdir=$optarg"
 278                 ;;
 279         --lo*)
 280                 localstatedir=$optarg
 281                 diroptions="$diroptions --localstatedir=$optarg"
 282                 ;;
 283         --ma*)
 284                 mandir=$optarg
 285                 diroptions="$diroptions --mandir=$optarg"
 286                 ;;
 287         --nfp | --nf*)
 288                 floating_point=no
 289                 floating_pointoption="--nfp"
 290                 ;;
 291         --norecursion | --no*)
 292                 norecursion=yes
 293                 ;;
 294         --ol*)
 295                 oldincludedir=$optarg
 296                 diroptions="$diroptions --oldincludedir=$optarg"
 297                 ;;
 298         --prefix* | --pre*)
 299                 prefix=$optarg
 300                 prefixoption="--prefix=$optarg"
 301                 ;;
 302         --program-prefix* | --program-p*)
 303                 program_prefix=$optarg
 304                 program_prefixoption="--program-prefix=$optarg"
 305                 ;;
 306         --program-suffix* | --program-s*)
 307                 program_suffix=$optarg
 308                 program_suffixoption="--program-suffix=$optarg"
 309                 ;;
 310         --program-transform-name* | --program-t*)
 311                 # Double any backslashes or dollar signs in the argument
 312                 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
 313                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
 314                 ;;
 315         --rm)
 316                 removing=--rm
 317                 ;;
 318         --sb*)
 319                 sbindir=$optarg
 320                 diroptions="$diroptions --sbindir=$optarg"
 321                 ;;
 322         --sh*)
 323                 sharedstatedir=$optarg
 324                 diroptions="$diroptions --sharedstatedir=$optarg"
 325                 ;;
 326         --silent | --sil* | --quiet | --q*)
 327                 redirect=">/dev/null"
 328                 verbose=--silent
 329                 ;;
 330         --site* | --sit*)
 331                 site=$optarg
 332                 site_option="--site=$optarg"
 333                 ;;
 334         --srcdir*/ | --sr*/)
 335                 # Remove trailing slashes.  Otherwise, when the file name gets
 336                 # bolted into an object file as debug info, it has two slashes
 337                 # in it.  Ordinarily this is ok, but emacs takes double slash
 338                 # to mean "forget the first part".
 339                 srcdir=`echo $optarg | sed -e 's:/$::'`
 340                 ;;
 341         --srcdir* | --sr*)
 342                 srcdir=$optarg
 343                 ;;
 344         --sy*)
 345                 sysconfdir=$optarg
 346                 diroptions="$diroptions --sysconfdir=$optarg"
 347                 ;;
 348         --target* | --ta*)
 349                 case $target_alias in
 350                 NOTARGET) target_alias=$optarg ;;
 351                 *) echo '***' Can only configure for one target at a time.  1>&2
 352                    fatal=yes
 353                    ;;
 354                 esac
 355                 ;;
 356         --tmpdir* | --tm*)
 357                 TMPDIR=$optarg
 358                 tmpdiroption="--tmpdir=$optarg"
 359                 ;;
 360         --verbose | --v | --verb*)
 361                 redirect=
 362                 verbose=--verbose
 363                 ;;
 364         --version | --V | --vers*)
 365                 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
 366                 exit 0
 367                 ;;
 368         --with-*)
 369                 case "$option" in
 370                 *=*)    ;;
 371                 *)      optarg=yes ;;
 372                 esac
 373
 374                 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 375                 eval $withopt="\$optarg"
 376                 withoptions="$withoptions $option"
 377                 ;;
 378         --without-*)
 379                 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
 380                 eval $withopt=no
 381                 withoutoptions="$withoutoptions $option"
 382                 ;;
 383         --x)    with_x=yes
 384                 withoptions="$withoptions --with-x"
 385                 ;;
 386         --x-i* | --x-l*) other_options="$other_options $orig_option"
 387                 ;;
 388         --*)
 389                 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
 390                 exit 1
 391                 ;;
 392         *)
 393                 case $undefs in
 394                 NOUNDEFS) undefs=$option ;;
 395                 *) echo '***' Can only configure for one host and one target at a time.  1>&2
 396                    fatal=yes
 397                    ;;
 398                 esac
 399                 ;;
 400         esac
 401 done
 402
 403 # process host and target
 404
 405 # Do some error checking and defaulting for the host and target type.
 406 # The inputs are:
 407 #    configure --host=HOST --target=TARGET UNDEFS
 408 #
 409 # The rules are:
 410 # 1. You aren't allowed to specify --host, --target, and undefs at the
 411 #    same time.
 412 # 2. Host defaults to undefs.
 413 # 3. If undefs is not specified, then host defaults to the current host,
 414 #    as determined by config.guess.
 415 # 4. Target defaults to undefs.
 416 # 5. If undefs is not specified, then target defaults to host.
 417
 418 case "${fatal}" in
 419 "")
 420         # Make sure that host, target & undefs aren't all specified at the
 421         # same time.
 422         case $host_alias---$target_alias---$undefs in
 423         NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
 424                 ;;
 425         *) echo '***' Can only configure for one host and one target at a time.  1>&2
 426            fatal=yes
 427            break 2
 428                 ;;
 429         esac
 430
 431         # Now, do defaulting for host.
 432         case $host_alias in
 433         NOHOST)
 434                 case $undefs in
 435                 NOUNDEFS)
 436                         # Neither --host option nor undefs were present.
 437                         # Call config.guess.
 438                         guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
 439                         if host_alias=`${config_shell} ${guesssys}`
 440                         then
 441                                 # If the string we are going to use for
 442                                 # the target is a prefix of the string
 443                                 # we just guessed for the host, then
 444                                 # assume we are running native, and force
 445                                 # the same string for both target and host.
 446                                 case $target_alias in
 447                                 NOTARGET) ;;
 448                                 *)
 449                                         if expr $host_alias : $target_alias >/dev/null
 450                                         then
 451                                                 host_alias=$target_alias
 452                                         fi
 453                                         ;;
 454                                 esac
 455                                 echo "Configuring for a ${host_alias} host." 1>&2
 456                                 arguments="--host=$host_alias $arguments"
 457                         else
 458                                 echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
 459                                 fatal=yes
 460                         fi
 461                         ;;
 462                 *)
 463                         host_alias=$undefs
 464                         arguments="--host=$host_alias $arguments"
 465                         undefs=NOUNDEFS
 466                         ;;
 467                 esac
 468         esac
 469
 470         # Do defaulting for target.  If --target option isn't present, default
 471         # to undefs.  If undefs isn't present, default to host.
 472         case $target_alias in
 473         NOTARGET)
 474                 case $undefs in
 475                 NOUNDEFS)
 476                         target_alias=$host_alias
 477                         ;;
 478                 *)
 479                         target_alias=$undefs
 480                         arguments="--target=$target_alias $arguments"
 481                         ;;
 482                 esac
 483         esac
 484         ;;
 485 *) ;;
 486 esac
 487
 488 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
 489         exec 1>&2
 490         echo Usage: configure [OPTIONS] [HOST]
 491         echo
 492         echo Options: [defaults in brackets]
 493         echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
 494         echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
 495         echo ' --help                    print this message [normal config]'
 496         echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
 497         echo ' --host=HOST               configure for HOST [determined via config.guess]'
 498         echo ' --norecursion             configure this directory only [recurse]'
 499         echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
 500         echo ' --program-suffix=FOO      append FOO to installed program names [""]'
 501         echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
 502         echo ' --site=SITE               configure with site-specific makefile for SITE'
 503         echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
 504         echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
 505         echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
 506         echo ' --nfp                     configure for software floating point [hard float]'
 507         echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
 508         echo ' --without-FOO             package FOO is NOT available'
 509         echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
 510         echo ' --disable-FOO             do not include feature FOO'
 511         echo
 512         echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
 513         echo
 514         if [ -r config.status ] ; then
 515                 cat config.status
 516         fi
 517
 518         exit 1
 519 fi
 520
 521 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 522 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
 523 ## the sed command below emulates the dirname command
 524 topsrcdir=`cd \`echo ${progname} | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'\`; pwd`
 525
 526
 527 # this is a hack.  sun4 must always be a valid host alias or this will fail.
 528 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
 529         true
 530 else
 531         echo '***' cannot find config.sub.  1>&2
 532         exit 1
 533 fi
 534
 535 touch config.junk
 536 if ${config_shell} ${moveifchange} config.junk config.trash ; then
 537         true
 538 else
 539         echo '***' cannot find move-if-change.  1>&2
 540         exit 1
 541 fi
 542 rm -f config.junk config.trash
 543
 544 case "${srcdir}" in
 545 "")
 546         if [ -r configure.in ] ; then
 547                 srcdir=.
 548         else
 549                 if [ -r ${progname}.in ] ; then
 550                         srcdir=`echo ${progname} | sed 's:/configure$::'`
 551                 else
 552                         echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
 553                         exit 1
 554                 fi
 555         fi
 556         ;;
 557 *)
 558         # Set srcdir to "." if that's what it is.
 559         # This is important for multilib support.
 560         if [ ! -d ${srcdir} ] ; then
 561                 echo "Invalid source directory ${srcdir}" >&2
 562                 exit 1
 563         fi
 564         pwd=`pwd`
 565         srcpwd=`cd ${srcdir} ; pwd`
 566         if [ "${pwd}" = "${srcpwd}" ] ; then
 567                 srcdir=.
 568         fi
 569 esac
 570
 571 ### warn about some conflicting configurations.
 572
 573 case "${srcdir}" in
 574 ".") ;;
 575 *)
 576         if [ -f ${srcdir}/config.status ] ; then
 577                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
 578                 exit 1
 579         fi
 580 esac
 581
 582 # default exec_prefix
 583 case "${exec_prefixoption}" in
 584 "") exec_prefix="\$(prefix)" ;;
 585 *) ;;
 586 esac
 587
 588 # Define the trigger file to make sure configure will re-run whenever
 589 # the gcc version number changes.
 590 if [ "${with_gcc_version_trigger+set}" = set ]; then
 591     gcc_version_trigger="$with_gcc_version_trigger"
 592     gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
 593 else
 594     # If gcc's sources are available, define the trigger file.
 595     if [ -f ${topsrcdir}/gcc/version.c ] ; then
 596         gcc_version_trigger=${topsrcdir}/gcc/version.c
 597         gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
 598         case "$arguments" in
 599           *--with-gcc-version-trigger=$gcc_version_trigger* )
 600             ;;
 601           * )
 602             # Make sure configure.in knows about this.
 603             arguments="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
 604             ;;
 605         esac
 606         withoptions="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
 607     fi
 608 fi
 609
 610 ### break up ${srcdir}/configure.in.
 611 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
 612 "")
 613         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
 614         # Check for a directory that's been converted to use autoconf since
 615         # it was last configured.
 616         if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
 617           echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
 618           if [ -r ${srcdir}/configure ] ; then
 619             echo '***' Running the local configure script. 1>&2
 620             case "${cache_file}" in
 621             "") cache_file_option= ;;
 622             *)  cache_file_option="--cache-file=${cache_file}" ;;
 623             esac
 624             srcdiroption="--srcdir=${srcdir}"
 625             case "${build_alias}" in
 626             "") buildopt= ;;
 627             *)  buildopt="--build=${build_alias}" ;;
 628             esac
 629             eval exec ${config_shell} ${srcdir}/configure ${verbose} \
 630                 ${buildopt} --host=${host_alias} --target=${target_alias} \
 631                 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
 632                 ${srcdiroption} ${diroptions} \
 633                 ${program_prefixoption} ${program_suffixoption} \
 634                 ${program_transform_nameoption} ${site_option} \
 635                 ${withoptions} ${withoutoptions} \
 636                 ${enableoptions} ${disableoptions} ${floating_pointoption} \
 637                 ${cache_file_option} ${removing} ${other_options} ${redirect}
 638           else
 639             echo '***' There is no configure script present though. 1>&2
 640           fi
 641         fi
 642         exit 1
 643         ;;
 644 *) ;;
 645 esac
 646
 647 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
 648 "")
 649         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
 650         exit 1
 651         ;;
 652 *) ;;
 653 esac
 654
 655 case "${TMPDIR}" in
 656 "") TMPDIR=/tmp ; export TMPDIR ;;
 657 *) ;;
 658 esac
 659
 660 # keep this filename short for &%*%$*# 14 char file names and 8+3 file names
 661 tmpfile=${TMPDIR}/cNf$$
 662 # Note that under many versions of sh a trap handler for 0 will *override* any
 663 # exit status you explicitly specify!  At this point, the only non-error exit
 664 # is at the end of the script; these actions are duplicated there, minus
 665 # the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
 666 # trap handler, or you'll lose.
 667 trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
 668
 669 # split ${srcdir}/configure.in into common, per-host, per-target,
 670 # and post-target parts.  Post-target is optional.
 671 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
 672 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
 673 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
 674   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
 675   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
 676 else
 677   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
 678   echo >${tmpfile}.pos
 679 fi
 680
 681 ### do common part of configure.in
 682
 683 # If the language specific compiler does not exist, but the "gcc" directory does,
 684 # we will skip this directory; in this case the sub-directory's common part
 685 # of configure.in will create a small shell script "skip-this-dir" containing
 686 # commands to completely clean up any temporary or created files.
 687
 688 . ${tmpfile}.com
 689
 690 if test -f skip-this-dir; then
 691         # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
 692         # and reset the trap handler.
 693         trap 0
 694         rm -f Makefile* ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
 695         # Execute the final clean-up actions
 696         ${config_shell} skip-this-dir
 697         # and stop configuring this directory.
 698         exit 0
 699 fi
 700
 701 # some sanity checks on configure.in
 702 case "${srctrigger}" in
 703 "")
 704         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
 705         exit 1
 706         ;;
 707 *) ;;
 708 esac
 709
 710 case "${build_alias}" in
 711 "")
 712         if result=`${config_shell} ${configsub} ${host_alias}` ; then
 713             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 714             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 715             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 716             build=${build_cpu}-${build_vendor}-${build_os}
 717             build_alias=${host_alias}
 718         fi
 719         ;;
 720 *)
 721         if result=`${config_shell} ${configsub} ${build_alias}` ; then
 722             buildopt="--build=${build_alias}"
 723             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 724             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 725             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 726             build=${build_cpu}-${build_vendor}-${build_os}
 727         else
 728             echo "Unrecognized build system name ${build_alias}." 1>&2
 729             exit 1
 730         fi
 731         ;;
 732 esac
 733
 734 if result=`${config_shell} ${configsub} ${host_alias}` ; then
 735     true
 736 else
 737     echo "Unrecognized host system name ${host_alias}." 1>&2
 738     exit 1
 739 fi
 740 host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 741 host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 742 host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 743 host=${host_cpu}-${host_vendor}-${host_os}
 744
 745 . ${tmpfile}.hst
 746
 747 if result=`${config_shell} ${configsub} ${target_alias}` ; then
 748     true
 749 else
 750     echo "Unrecognized target system name ${target_alias}." 1>&2
 751     exit 1
 752 fi
 753 target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 754 target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 755 target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 756 target=${target_cpu}-${target_vendor}-${target_os}
 757
 758 . ${tmpfile}.tgt
 759
 760 # Find the source files, if location was not specified.
 761 case "${srcdir}" in
 762 "")
 763         srcdirdefaulted=1
 764         srcdir=.
 765         if [ ! -r ${srctrigger} ] ; then
 766                 srcdir=..
 767         fi
 768         ;;
 769 *) ;;
 770 esac
 771
 772 if [ ! -r ${srcdir}/${srctrigger} ] ; then
 773         case "${srcdirdefaulted}" in
 774         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
 775         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
 776         esac
 777
 778         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 779         exit 1
 780 fi
 781
 782 # Some systems (e.g., one of the i386-aix systems the gas testers are
 783 # using) don't handle "\$" correctly, so don't use it here.
 784 tooldir='$(exec_prefix)'/${target_alias}
 785
 786 if [ "${host_alias}" != "${target_alias}" ] ; then
 787     if [ "${program_prefixoption}" = "" ] ; then
 788         if [ "${program_suffixoption}" = "" ] ; then
 789             if [ "${program_transform_nameoption}" = "" ] ; then
 790                 program_prefix=${target_alias}- ;
 791             fi
 792         fi
 793     fi
 794 fi
 795
 796 # Merge program_prefix and program_suffix onto program_transform_name.
 797 # (program_suffix used to use $, but it's hard to preserve $ through both
 798 # make and sh.)
 799 if [ "${program_suffix}" != "" ] ; then
 800     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
 801 fi
 802
 803 if [ "${program_prefix}" != "" ] ; then
 804     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
 805 fi
 806
 807 # If CC and CXX are not set in the environment, and the Makefile
 808 # exists, try to extract them from it.  This is to handle running
 809 # ./config.status by hand.
 810 if [ -z "${CC}" ] && [ -r Makefile ]; then
 811   sed -n -e ':loop
 812 /\\$/ N
 813 s/\\\n//g
 814 t loop
 815 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 816   CC=`tail -1 Makefile.cc`
 817   rm -f Makefile.cc
 818 fi
 819
 820 if [ -z "${CFLAGS}" ] && [ -r Makefile ]; then
 821   sed -n -e ':loop
 822 /\\$/ N
 823 s/\\\n//g
 824 t loop
 825 /^CFLAGS[       ]*=/ s/CFLAGS[  ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 826   CFLAGS=`tail -1 Makefile.cc`
 827   rm -f Makefile.cc
 828 fi
 829
 830 if [ -z "${CXX}" ] && [ -r Makefile ]; then
 831   sed -n -e ':loop
 832 /\\$/ N
 833 s/\\\n//g
 834 t loop
 835 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 836   CXX=`tail -1 Makefile.cc`
 837   rm -f Makefile.cc
 838 fi
 839
 840 if [ -z "${CXXFLAGS}" ] && [ -r Makefile ]; then
 841   sed -n -e ':loop
 842 /\\$/ N
 843 s/\\\n//g
 844 t loop
 845 /^CXXFLAGS[     ]*=/ s/CXXFLAGS[        ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 846   CXXFLAGS=`tail -1 Makefile.cc`
 847   rm -f Makefile.cc
 848 fi
 849
 850 # Generate a default definition for YACC.  This is used if the makefile can't
 851 # locate bison or byacc in objdir.
 852
 853 for prog in 'bison -y' byacc yacc
 854 do
 855   set dummy $prog; tmp=$2
 856   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 857   for dir in $PATH; do
 858     test -z "$dir" && dir=.
 859     if test -f $dir/$tmp; then
 860       DEFAULT_YACC="$prog"
 861       break
 862     fi
 863   done
 864   IFS="$save_ifs"
 865
 866   test -n "$DEFAULT_YACC" && break
 867 done
 868
 869 # Generate a default definition for M4.  This is used if the makefile can't
 870 # locate m4 in objdir.
 871
 872 for prog in gm4 gnum4 m4
 873 do
 874   set dummy $prog; tmp=$2
 875   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 876   for dir in $PATH; do
 877     test -z "$dir" && dir=.
 878     if test -f $dir/$tmp; then
 879       DEFAULT_M4="$prog"
 880       break
 881     fi
 882   done
 883   IFS="$save_ifs"
 884
 885   test -n "$DEFAULT_M4" && break
 886 done
 887
 888 # Generate a default definition for LEX.  This is used if the makefile can't
 889 # locate flex in objdir.
 890
 891 for prog in flex lex
 892 do
 893   set dummy $prog; tmp=$2
 894   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 895   for dir in $PATH; do
 896     test -z "$dir" && dir=.
 897     if test -f $dir/$tmp; then
 898       DEFAULT_LEX="$prog"
 899       break
 900     fi
 901   done
 902   IFS="$save_ifs"
 903
 904   test -n "$DEFAULT_LEX" && break
 905 done
 906
 907 if [ "${build}" != "${host}" ]; then
 908   # If we are doing a Canadian Cross, in which the host and build systems
 909   # are not the same, we set reasonable default values for the tools.
 910
 911   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
 912   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
 913   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET HOST_PREFIX"
 914   tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
 915   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
 916   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
 917   tools="${tools} OBJCOPY OBJDUMP"
 918
 919   for var in ${tools}; do
 920     if eval [ -z \"\$${var}\" ] && [ -r Makefile ]; then
 921       sed -n -e ':loop
 922 /\\$/ N
 923 s/\\\n//g
 924 t loop
 925 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
 926         < Makefile > Makefile.v
 927       t=`tail -1 Makefile.v`
 928       if [ -n "${t}" ]; then
 929         eval "${var}=\${t}"
 930       fi
 931       rm -f Makefile.v
 932     fi
 933   done
 934
 935   AR=${AR-${host_alias}-ar}
 936   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
 937   AS=${AS-${host_alias}-as}
 938   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
 939   BISON=${BISON-bison}
 940   CC=${CC-${host_alias}-gcc}
 941   CFLAGS=${CFLAGS-"-g -O2"}
 942   CXX=${CXX-${host_alias}-c++}
 943   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 944   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
 945   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
 946   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
 947   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
 948   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
 949   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
 950   HOST_PREFIX=${build_alias}-
 951   HOST_PREFIX_1=${build_alias}-
 952   LD=${LD-${host_alias}-ld}
 953   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
 954   MAKEINFO=${MAKEINFO-makeinfo}
 955   NM=${NM-${host_alias}-nm}
 956   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
 957   RANLIB=${RANLIB-${host_alias}-ranlib}
 958   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
 959   WINDRES=${WINDRES-${host_alias}-windres}
 960   WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
 961   OBJCOPY=${OBJCOPY-${host_alias}-objcopy}
 962   OBJDUMP=${OBJDUMP-${host_alias}-objdump}
 963
 964   if [ -z "${YACC}" ]; then
 965     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 966     for dir in $PATH; do
 967       test -z "$dir" && dir=.
 968       if test -f $dir/bison; then
 969         YACC="bison -y"
 970         break
 971       fi
 972       if test -f $dir/byacc; then
 973         YACC=byacc
 974         break
 975       fi
 976       if test -f $dir/yacc; then
 977         YACC=yacc
 978         break
 979       fi
 980     done
 981     IFS="$save_ifs"
 982     if [ -z "${YACC}" ]; then
 983       YACC="bison -y"
 984     fi
 985   fi
 986
 987   if [ -z "${LEX}" ]; then
 988     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 989     for dir in $PATH; do
 990       test -z "$dir" && dir=.
 991       if test -f $dir/flex; then
 992         LEX=flex
 993         break
 994       fi
 995       if test -f $dir/lex; then
 996         LEX=lex
 997         break
 998       fi
 999     done
1000     IFS="$save_ifs"
1001     LEX=${LEX-flex}
1002   fi
1003
1004   # Export variables which autoconf might try to set.
1005   export AS
1006   export AR
1007   export CC_FOR_BUILD
1008   export DLLTOOL
1009   export LD
1010   export NM
1011   export RANLIB
1012   export WINDRES
1013   export OBJCOPY
1014   export OBJDUMP
1015 else
1016   # If CC is still not set, try to get gcc.
1017   if [ -z "${CC}" ]; then
1018     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1019     for dir in $PATH; do
1020       test -z "$dir" && dir=.
1021       if test -f $dir/gcc; then
1022         CC="gcc"
1023         echo 'void f(){}' > conftest.c
1024         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1025           CFLAGS=${CFLAGS-"-g -O2"}
1026           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1027         else
1028           CFLAGS=${CFLAGS-"-O2"}
1029           CXXFLAGS=${CXXFLAGS-"-O2"}
1030         fi
1031         rm -f conftest*
1032         break
1033       fi
1034     done
1035     IFS="$save_ifs"
1036     CC=${CC-cc}
1037   else
1038     if test -z "${CFLAGS}"; then
1039       # Here CC is set but CFLAGS is not.  Use a quick hack to use -O2 if CC
1040       # is set to a version of gcc.
1041       case "${CC}" in
1042       *gcc)
1043         echo 'void f(){}' > conftest.c
1044         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1045           CFLAGS=${CFLAGS-"-g -O2"}
1046           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1047         else
1048           CFLAGS=${CFLAGS-"-O2"}
1049           CXXFLAGS=${CXXFLAGS-"-O2"}
1050         fi
1051         rm -f conftest*
1052         ;;
1053       esac
1054     fi
1055   fi
1056
1057   CXX=${CXX-"c++"}
1058   CFLAGS=${CFLAGS-"-g"}
1059   CXXFLAGS=${CXXFLAGS-"-g -O2"}
1060 fi
1061
1062 export CC
1063 export CXX
1064 export CFLAGS
1065 export CXXFLAGS
1066
1067 # FIXME: This should be in configure.in, not configure
1068 case "$host" in
1069         *go32*)
1070             enable_gdbtk=no ;;
1071         *msdosdjgpp*)
1072             enable_gdbtk=no ;;
1073 esac
1074
1075 # FIXME: This should be in configure.in, not configure
1076 # Determine whether gdb needs tk/tcl or not.
1077 if [ "$enable_gdbtk" != "no" ]; then
1078         GDB_TK="all-tcl all-tk all-itcl all-tix all-libgui"
1079 else
1080         GDB_TK=""
1081 fi
1082
1083 for subdir in . ${subdirs} ; do
1084
1085     # ${subdir} is relative path from . to the directory we're currently
1086     # configuring.
1087     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
1088     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
1089
1090     ### figure out what to do with srcdir
1091     case "${srcdir}" in
1092         ".")  # no -srcdir option.  We're building in place.
1093                 makesrcdir=. ;;
1094         /*) # absolute path
1095                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
1096                 ;;
1097         *) # otherwise relative
1098                 case "${subdir}" in
1099                 .) makesrcdir=${srcdir} ;;
1100                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
1101                 esac
1102                 ;;
1103     esac
1104
1105     if [ "${subdir}/" != "./" ] ; then
1106         Makefile=${subdir}/Makefile
1107     fi
1108
1109     if [ ! -d ${subdir} ] ; then
1110         if mkdir ${subdir} ; then
1111                 true
1112         else
1113                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
1114                 exit 1
1115         fi
1116     fi
1117
1118     case "${removing}" in
1119     "")
1120         case "${subdir}" in
1121         .) ;;
1122         *) eval echo Building in ${subdir} ${redirect} ;;
1123         esac
1124
1125         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1126         # Set up the list of links to be made.
1127         # ${links} is the list of link names, and ${files} is the list of names to link to.
1128
1129         # Make the links.
1130         configlinks="${links}"
1131         if [ -r ${subdir}/config.status ] ; then
1132                 mv -f ${subdir}/config.status ${subdir}/config.back
1133         fi
1134         while [ -n "${files}" ] ; do
1135                 # set file to car of files, files to cdr of files
1136                 set ${files}; file=$1; shift; files=$*
1137                 set ${links}; link=$1; shift; links=$*
1138
1139                 if [ ! -r ${srcdir}/${file} ] ; then
1140                   if [ ! -r ${file} ] ; then
1141
1142                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1143                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1144                         exit 1
1145                   else
1146                         srcfile=${file}
1147                   fi
1148                 else
1149                         srcfile=${srcdir}/${file}
1150                 fi
1151
1152                 ${remove} -f ${link}
1153                 # Make a symlink if possible, otherwise try a hard link
1154                 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1155                         true
1156                 else
1157                         # We need to re-remove the file because Lynx leaves a
1158                         # very strange directory there when it fails an NFS symlink.
1159                         ${remove} -r -f ${link}
1160                         ${hard_link} ${srcfile} ${link}
1161                 fi
1162                 if [ ! -r ${link} ] ; then
1163                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1164                         exit 1
1165                 fi
1166
1167                 echo "Linked \"${link}\" to \"${srcfile}\"."
1168         done
1169
1170         # Create a .gdbinit file which runs the one in srcdir
1171         # and tells GDB to look there for source files.
1172
1173         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
1174                 case ${srcdir} in
1175                 .) ;;
1176                 *) cat > ${subdir}/.gdbinit <<EOF
1177 # ${NO_EDIT}
1178 dir ${makesrcdir}
1179 dir .
1180 source ${makesrcdir}/.gdbinit
1181 EOF
1182                         ;;
1183                 esac
1184         fi
1185
1186         # Install a makefile, and make it set VPATH
1187         # if necessary so that the sources are found.
1188         # Also change its value of srcdir.
1189         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
1190         # been somewhat optimized and is perhaps a bit twisty.
1191
1192         # code is order so as to try to sed the smallest input files we know.
1193         # so do these separately because I don't trust the order of sed -e expressions.
1194
1195         # the five makefile fragments MUST end up in the resulting Makefile in this order:
1196         # package macros, target, host, site, and package rules.
1197
1198         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
1199
1200             # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1201             rm -f ${subdir}/${Makefile}.tem
1202             case "${package_makefile_rules_frag}" in
1203               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
1204               *)
1205                       if [ ! -f ${package_makefile_rules_frag} ] ; then
1206                               package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
1207                       fi
1208                       if [ -f ${package_makefile_rules_frag} ] ; then
1209                               sed -e "/^####/  r ${package_makefile_rules_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}.tem
1210                       else
1211                               echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1212                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1213                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
1214                       fi
1215             esac
1216             # working copy now in ${Makefile}.tem
1217
1218             # Conditionalize for this site.
1219             rm -f ${Makefile}
1220               case "${site}" in
1221               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1222               *)
1223                       site_makefile_frag=${srcdir}/config/ms-${site}
1224
1225                       if [ -f ${site_makefile_frag} ] ; then
1226                               sed -e "/^####/  r ${site_makefile_frag}" ${subdir}/Makefile.tem \
1227                                       > ${Makefile}
1228                       else
1229                               mv ${subdir}/Makefile.tem ${Makefile}
1230                               site_makefile_frag=
1231                       fi
1232                       ;;
1233             esac
1234             # working copy now in ${Makefile}
1235
1236             # Conditionalize the makefile for this host.
1237             rm -f ${subdir}/Makefile.tem
1238             case "${host_makefile_frag}" in
1239               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1240               *)
1241                       if [ ! -f ${host_makefile_frag} ] ; then
1242                               host_makefile_frag=${srcdir}/${host_makefile_frag}
1243                       fi
1244                       if [ -f ${host_makefile_frag} ] ; then
1245                               sed -e "/^####/  r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1246                       else
1247                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1248                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1249                               mv ${Makefile} ${subdir}/Makefile.tem
1250                       fi
1251             esac
1252             # working copy now in ${subdir)/Makefile.tem
1253
1254             # Conditionalize the makefile for this target.
1255             rm -f ${Makefile}
1256             case "${target_makefile_frag}" in
1257               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1258               *)
1259                       if [ ! -f ${target_makefile_frag} ] ; then
1260                               target_makefile_frag=${srcdir}/${target_makefile_frag}
1261                       fi
1262                       if [ -f ${target_makefile_frag} ] ; then
1263                               sed -e "/^####/  r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1264                       else
1265                               mv ${subdir}/Makefile.tem ${Makefile}
1266                               target_makefile_frag=
1267                       fi
1268                       ;;
1269             esac
1270             # working copy now in ${Makefile}
1271
1272             # Emit the default values of this package's macros.
1273             rm -f ${subdir}/Makefile.tem
1274             case "${package_makefile_frag}" in
1275               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1276               *)
1277                       if [ ! -f ${package_makefile_frag} ] ; then
1278                               package_makefile_frag=${srcdir}/${package_makefile_frag}
1279                       fi
1280                       if [ -f ${package_makefile_frag} ] ; then
1281                               sed -e "/^####/  r ${package_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1282                       else
1283                               echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
1284                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1285                               mv ${Makefile} ${subdir}/Makefile.tem
1286                       fi
1287             esac
1288             # real copy now in ${subdir}/Makefile.tem
1289
1290             # prepend warning about editting, and a bunch of variables.
1291             rm -f ${Makefile}
1292             cat > ${Makefile} <<EOF
1293 # ${NO_EDIT}
1294 VPATH = ${makesrcdir}
1295 links = ${configlinks}
1296 host_alias = ${host_alias}
1297 host_cpu = ${host_cpu}
1298 host_vendor = ${host_vendor}
1299 host_os = ${host_os}
1300 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1301 target_alias = ${target_alias}
1302 target_cpu = ${target_cpu}
1303 target_vendor = ${target_vendor}
1304 target_os = ${target_os}
1305 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1306 EOF
1307             case "${build}" in
1308               "") ;;
1309               *)  cat >> ${Makefile} << EOF
1310 build_alias = ${build_alias}
1311 build_cpu = ${build_cpu}
1312 build_vendor = ${build_vendor}
1313 build_os = ${build_os}
1314 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1315 EOF
1316             esac
1317
1318             case "${package_makefile_frag}" in
1319               "") ;;
1320               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1321               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1322             esac
1323
1324             case "${target_makefile_frag}" in
1325               "") ;;
1326               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1327               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1328             esac
1329
1330             case "${host_makefile_frag}" in
1331               "") ;;
1332               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1333               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1334             esac
1335
1336             if [ "${site_makefile_frag}" != "" ] ; then
1337                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1338             fi
1339
1340             echo enable_shared = ${enable_shared} >> ${Makefile}
1341             echo enable_threads = ${enable_threads} >> ${Makefile}
1342             # record if we want to rumtime library stuff installed in libsubdir.
1343             if test -z "${enable_version_specific_runtime_libs}"; then
1344                 echo enable_version_specific_runtime_libs = no >> ${Makefile}
1345             else
1346                 echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
1347             fi
1348
1349             # Emit a macro which describes the file containing gcc's
1350             # version number.
1351             echo gcc_version_trigger = ${gcc_version_trigger} >> ${Makefile}
1352             # And emit a macro defining gcc's version number.
1353             echo gcc_version = ${gcc_version} >> ${Makefile}
1354
1355             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1356             # remove any form feeds.
1357             if [ -z "${subdirs}" ]; then
1358                 rm -f ${subdir}/Makefile.tm2
1359                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
1360                     -e "s:^NONSUBDIRS[  ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1361                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tm2
1362                 rm -f ${subdir}/Makefile.tem
1363                 mv ${subdir}/Makefile.tm2 ${subdir}/Makefile.tem
1364             fi
1365             sed     -e "s|^prefix[      ]*=.*$|prefix = ${prefix}|" \
1366                     -e "s|^exec_prefix[         ]*=.*$|exec_prefix = ${exec_prefix}|" \
1367                     -e "s|^bindir[      ]*=.*$|bindir = ${bindir}|" \
1368                     -e "s|^sbindir[     ]*=.*$|sbindir = ${sbindir}|" \
1369                     -e "s|^libexecdir[  ]*=.*$|libexecdir = ${libexecdir}|" \
1370                     -e "s|^datadir[     ]*=.*$|datadir = ${datadir}|" \
1371                     -e "s|^sysconfdir[  ]*=.*$|sysconfdir = ${sysconfdir}|" \
1372                     -e "s|^sharedstatedir[      ]*=.*$|sharedstatedir = ${sharedstatedir}|" \
1373                     -e "s|^localstatedir[       ]*=.*$|localstatedir = ${localstatedir}|" \
1374                     -e "s|^libdir[      ]*=.*$|libdir = ${libdir}|" \
1375                     -e "s|^includedir[  ]*=.*$|includedir = ${includedir}|" \
1376                     -e "s|^oldincludedir[       ]*=.*$|oldincludedir = ${oldincludedir}|" \
1377                     -e "s|^infodir[     ]*=.*$|infodir = ${infodir}|" \
1378                     -e "s|^mandir[      ]*=.*$|mandir = ${mandir}|" \
1379                     -e "/^CC[   ]*=/{
1380                         :loop1
1381                         /\\\\$/ N
1382                         s/\\\\\\n//g
1383                         t loop1
1384                         s%^CC[  ]*=.*$%CC = ${CC}%
1385                         }" \
1386                     -e "/^CXX[  ]*=/{
1387                         :loop2
1388                         /\\\\$/ N
1389                         s/\\\\\\n//g
1390                         t loop2
1391                         s%^CXX[         ]*=.*$%CXX = ${CXX}%
1392                         }" \
1393                     -e "/^CFLAGS[       ]*=/{
1394                         :loop3
1395                         /\\\\$/ N
1396                         s/\\\\\\n//g
1397                         t loop3
1398                         s%^CFLAGS[      ]*=.*$%CFLAGS = ${CFLAGS}%
1399                         }" \
1400                     -e "/^CXXFLAGS[     ]*=/{
1401                         :loop4
1402                         /\\\\$/ N
1403                         s/\\\\\\n//g
1404                         t loop4
1405                         s%^CXXFLAGS[    ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1406                         }" \
1407                     -e "s|^SHELL[        ]*=.*$|SHELL = ${config_shell}|" \
1408                     -e "s|^srcdir[      ]*=.*$|srcdir = ${makesrcdir}|" \
1409                     -e "s/\f//" \
1410                     -e "s:^program_prefix[      ]*=.*$:program_prefix = ${program_prefix}:" \
1411                     -e "s:^program_suffix[      ]*=.*$:program_suffix = ${program_suffix}:" \
1412                     -e "s:^program_transform_name[      ]*=.*$:program_transform_name = ${program_transform_name}:" \
1413                     -e "s|^tooldir[     ]*=.*$|tooldir = ${tooldir}|" \
1414                     -e "s|^build_tooldir[       ]*=.*$|build_tooldir = ${tooldir}|" \
1415                     -e "s:^DEFAULT_YACC[         ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1416                     -e "s:^DEFAULT_LEX[  ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
1417                     -e "s:^DEFAULT_M4[  ]*=.*$:DEFAULT_M4 = ${DEFAULT_M4}:" \
1418                     ${subdir}/Makefile.tem >> ${Makefile}
1419
1420             sed -e "s:^GDB_TK[   ]*=.*$:GDB_TK = ${GDB_TK}:" ${Makefile} >${Makefile}.tem
1421             mv -f ${Makefile}.tem ${Makefile}
1422
1423             # If this is a Canadian Cross, preset the values of many more
1424             # tools.
1425             if [ "${build}" != "${host}" ]; then
1426                 for var in ${tools}; do
1427                     eval val=\$${var}
1428                     sed -e "/^${var}[   ]*=/{
1429                            :loop1
1430                            /\\\\$/ N
1431                            /\\\\$/ b loop1
1432                            s/\\\\\\n//g
1433                            s%^${var}[   ]*=.*$%${var} = ${val}%
1434                            }" ${Makefile} > ${Makefile}.tem
1435                     mv -f ${Makefile}.tem ${Makefile}
1436                 done
1437             fi
1438
1439             # final copy now in ${Makefile}
1440
1441         else
1442            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1443         fi
1444
1445         rm -f ${subdir}/Makefile.tem
1446
1447         case "${host_makefile_frag}" in
1448         "") using= ;;
1449         *) using="and \"${host_makefile_frag}\"" ;;
1450         esac
1451
1452         case "${target_makefile_frag}" in
1453         "") ;;
1454         *) using="${using} and \"${target_makefile_frag}\"" ;;
1455         esac
1456
1457         case "${site_makefile_frag}" in
1458         "") ;;
1459         *) using="${using} and \"${site_makefile_frag}\"" ;;
1460         esac
1461
1462         newusing=`echo "${using}" | sed 's/and/using/'`
1463         using=${newusing}
1464         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1465
1466         . ${tmpfile}.pos
1467
1468         # describe the chosen configuration in config.status.
1469         # Make that file a shellscript which will reestablish
1470         # the same configuration.  Used in Makefiles to rebuild
1471         # Makefiles.
1472
1473         case "${norecursion}" in
1474         "") arguments="${arguments} --norecursion" ;;
1475         *) ;;
1476         esac
1477
1478         if [ ${subdir} = . ] ; then
1479             echo "#!/bin/sh
1480 # ${NO_EDIT}
1481 # This directory was configured as follows:
1482 ${progname}" ${arguments}  "
1483 # ${using}" > ${subdir}/config.new
1484         else
1485             echo "#!/bin/sh
1486 # ${NO_EDIT}
1487 # This directory was configured as follows:
1488 cd ${invsubdir}
1489 ${progname}" ${arguments}  "
1490 # ${using}" > ${subdir}/config.new
1491         fi
1492         chmod a+x ${subdir}/config.new
1493         if [ -r ${subdir}/config.back ] ; then
1494                 mv -f ${subdir}/config.back ${subdir}/config.status
1495         fi
1496         ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1497         ;;
1498
1499     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1500     esac
1501 done
1502
1503 # If there are subdirectories, then recur.
1504 if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then
1505         for configdir in ${configdirs} ${extraconfigdirs} ; do
1506
1507                 # If configdir contains ',' it is
1508                 # srcdir,builddir,target_alias
1509                 # These come from extraconfigdirs.
1510                 case ${configdir} in
1511                 *,*)
1512                     eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
1513                     ;;
1514                 *)
1515                     cfg_dir=${configdir}
1516                     bld_dir=${configdir}
1517                     tgt_alias=${target_alias}
1518                     ;;
1519                 esac
1520
1521                 if [ -d ${srcdir}/${cfg_dir} ] ; then
1522                         eval echo Configuring ${configdir}... ${redirect}
1523                         case "${srcdir}" in
1524                         ".") ;;
1525                         *)
1526                                 if [ ! -d ./${bld_dir} ] ; then
1527                                         if mkdir ./${bld_dir} ; then
1528                                                 true
1529                                         else
1530                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${bld_dir}" 1>&2
1531                                                 exit 1
1532                                         fi
1533                                 fi
1534                                 ;;
1535                         esac
1536
1537                         POPDIR=${PWD=`pwd`}
1538                         cd ${bld_dir}
1539
1540 ### figure out what to do with srcdir
1541                         case "${srcdir}" in
1542                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1543                         /*) # absolute path
1544                                 newsrcdir=${srcdir}/${cfg_dir}
1545                                 srcdiroption="--srcdir=${newsrcdir}"
1546                                 ;;
1547                         ?:*) # absolute path on win32
1548                                 newsrcdir=${srcdir}/${cfg_dir}
1549                                 srcdiroption="--srcdir=${newsrcdir}"
1550                                 ;;
1551                         *) # otherwise relative
1552                                 newsrcdir=../${srcdir}/${cfg_dir}
1553                                 srcdiroption="--srcdir=${newsrcdir}"
1554                                 ;;
1555                         esac
1556
1557                         # Handle --cache-file=../XXX
1558                         case "${cache_file}" in
1559                         "") # empty
1560                                 ;;
1561                         /*) # absolute path
1562                                 cache_file_option="--cache-file=${cache_file}"
1563                                 ;;
1564                         ?:*) # absolute path on win32
1565                                 cache_file_option="--cache-file=${cache_file}"
1566                                 ;;
1567                         *) # relative path
1568                                 cache_file_option="--cache-file=../${cache_file}"
1569                                 ;;
1570                         esac
1571
1572 ### check for guested configure, otherwise fix possibly relative progname
1573                         if [ -f ${newsrcdir}/configure ] ; then
1574                                 recprog=${newsrcdir}/configure
1575                         elif [ -f ${newsrcdir}/configure.in ] ; then
1576                                 case "${progname}" in
1577                                 /*)     recprog=${progname} ;;
1578                                 ?:*)    recprog=${progname} ;;
1579                                 *)      recprog=../${progname} ;;
1580                                 esac
1581                         else
1582                                 eval echo No configuration information in ${cfg_dir} ${redirect}
1583                                 recprog=
1584                         fi
1585
1586 ### The recursion line is here.
1587                         if [ ! -z "${recprog}" ] ; then
1588                                 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${tgt_alias} \
1589                                         ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1590                                         ${srcdiroption} ${diroptions} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
1591                                         true
1592                                 else
1593                                         echo Configure in `pwd` failed, exiting. 1>&2
1594                                         exit 1
1595                                 fi
1596                         fi
1597
1598                         cd ${POPDIR}
1599                 fi
1600         done
1601 fi
1602
1603 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1604 # and reset the trap handler.
1605 rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1606 trap 0
1607
1608 exit 0
1609
1610 #
1611 # Local Variables:
1612 # fill-column: 131
1613 # End:
1614 #
1615
1616 # end of configure