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, 1997
   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 diroptions=
  55 exec_prefix=
  56 exec_prefixoption=
  57 fatal=
  58 floating_point=default
  59 gas=default
  60 host_alias=NOHOST
  61 host_makefile_frag=
  62 moveifchange=
  63 norecursion=
  64 other_options=
  65 package_makefile_frag=
  66 prefix=/usr/local
  67 progname=
  68 program_prefix=
  69 program_prefixoption=
  70 program_suffix=
  71 program_suffixoption=
  72 program_transform_name=
  73 program_transform_nameoption=
  74 redirect=">/dev/null"
  75 removing=
  76 site=
  77 site_makefile_frag=
  78 site_option=
  79 srcdir=
  80 srctrigger=
  81 subdirs=
  82 target_alias=NOTARGET
  83 target_makefile_frag=
  84 undefs=NOUNDEFS
  85 version="$Revision$"
  86 x11=default
  87 bindir='${exec_prefix}/bin'
  88 sbindir='${exec_prefix}/sbin'
  89 libexecdir='${exec_prefix}/libexec'
  90 datadir='${prefix}/share'
  91 sysconfdir='${prefix}/etc'
  92 sharedstatedir='${prefix}/com'
  93 localstatedir='${prefix}/var'
  94 libdir='${exec_prefix}/lib'
  95 includedir='${prefix}/include'
  96 oldincludedir='/usr/include'
  97 infodir='${prefix}/info'
  98 mandir='${prefix}/man'
  99
 100 ### we might need to use some other shell than /bin/sh for running subshells
 101
 102 ### If we are on Windows, search for the shell.  This will permit people
 103 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
 104 ### without also having to set CONFIG_SHELL.  This code will work when
 105 ### using bash, which sets OSTYPE.
 106 case "${OSTYPE}" in
 107 *win32*)
 108   if [ x${CONFIG_SHELL} = x ]; then
 109     if [ ! -f /bin/sh ]; then
 110       if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
 111         CONFIG_SHELL=${SHELL}
 112         export CONFIG_SHELL
 113       else
 114         for prog in sh sh.exe bash bash.exe; do
 115           IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 116           for dir in $PATH; do
 117             test -z "$dir" && dir=.
 118             if test -f $dir/$prog; then
 119               CONFIG_SHELL=$dir/$prog
 120               export CONFIG_SHELL
 121               break
 122             fi
 123           done
 124           IFS="$save_ifs"
 125           test -n "${CONFIG_SHELL}" && break
 126         done
 127       fi
 128     fi
 129   fi
 130   ;;
 131 esac
 132
 133 config_shell=${CONFIG_SHELL-/bin/sh}
 134
 135 NO_EDIT="This file was generated automatically by configure.  Do not edit."
 136
 137 ## this is a little touchy and won't always work, but...
 138 ##
 139 ## if the argv[0] starts with a slash then it is an absolute name that can (and
 140 ## must) be used as is.
 141 ##
 142 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
 143 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
 144 ##
 145
 146 progname=$0
 147 # if PWD already has a value, it is probably wrong.
 148 if [ -n "$PWD" ]; then PWD=`pwd`; fi
 149
 150 case "${progname}" in
 151 /*) ;;
 152 */*) ;;
 153 *)
 154         PATH=$PATH:${PWD=`pwd`} ; export PATH
 155         ;;
 156 esac
 157
 158 # Loop over all args
 159
 160 while :
 161 do
 162
 163 # Break out if there are no more args
 164         case $# in
 165         0)
 166                 break
 167                 ;;
 168         esac
 169
 170 # Get the first arg, and shuffle
 171         option=$1
 172         shift
 173
 174 # Make all options have two hyphens
 175         orig_option=$option     # Save original for error messages
 176         case $option in
 177         --*) ;;
 178         -*) option=-$option ;;
 179         esac
 180
 181 # Split out the argument for options that take them
 182         case $option in
 183         --*=*)
 184                 optarg=`echo $option | sed -e 's/^[^=]*=//'`
 185                 arguments="$arguments $option"
 186                 ;;
 187 # These options have mandatory values.  Since we didn't find an = sign,
 188 # the value must be in the next argument
 189         --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*)
 190                 optarg=$1
 191                 shift
 192                 arguments="$arguments $option=$optarg"
 193                 ;;
 194         --v)
 195                 arguments="$arguments -v"
 196                 ;;
 197         --*)
 198                 arguments="$arguments $option"
 199                 ;;
 200         esac
 201
 202 # Now, process the options
 203         case $option in
 204
 205         --bi*)
 206                 bindir=$optarg
 207                 diroptions="$diroptions --bindir=$optarg"
 208                 ;;
 209         --build* | --bu*)
 210                 case "$build_alias" in
 211                 "") build_alias=$optarg ;;
 212                 *) echo '***' Can only configure for one build machine at a time.  1>&2
 213                    fatal=yes
 214                    ;;
 215                 esac
 216                 ;;
 217         --cache*)
 218                 cache_file=$optarg
 219                 ;;
 220         --da*)
 221                 datadir=$optarg
 222                 diroptions="$diroptions --datadir=$optarg"
 223                 ;;
 224         --disable-*)
 225                 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
 226                 eval $enableopt=no
 227                 disableoptions="$disableoptions $option"
 228                 ;;
 229         --enable-*)
 230                 case "$option" in
 231                 *=*)    ;;
 232                 *)      optarg=yes ;;
 233                 esac
 234
 235                 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 236                 eval "$enableopt='$optarg'"
 237                 enableoptions="$enableoptions '$option'"
 238                 ;;
 239         --exec-prefix* | --ex*)
 240                 exec_prefix=$optarg
 241                 exec_prefixoption="--exec-prefix=$optarg"
 242                 ;;
 243         --gas | --g*)
 244                 gas=yes
 245                 ;;
 246         --help | --he*)
 247                 fatal=yes
 248                 ;;
 249         --host* | --ho*)
 250                 case $host_alias in
 251                 NOHOST) host_alias=$optarg ;;
 252                 *) echo '***' Can only configure for one host at a time.  1>&2
 253                    fatal=yes
 254                    ;;
 255                 esac
 256                 ;;
 257         --inc*)
 258                 includedir=$optarg
 259                 diroptions="$diroptions --includedir=$optarg"
 260                 ;;
 261         --inf*)
 262                 infodir=$optarg
 263                 diroptions="$diroptions --infodir=$optarg"
 264                 ;;
 265         --libd*)
 266                 libdir=$optarg
 267                 diroptions="$diroptions --libdir=$optarg"
 268                 ;;
 269         --libe*)
 270                 libexecdir=$optarg
 271                 diroptions="$diroptions --libexecdir=$optarg"
 272                 ;;
 273         --lo*)
 274                 localstatedir=$optarg
 275                 diroptions="$diroptions --localstatedir=$optarg"
 276                 ;;
 277         --ma*)
 278                 mandir=$optarg
 279                 diroptions="$diroptions --mandir=$optarg"
 280                 ;;
 281         --nfp | --nf*)
 282                 floating_point=no
 283                 floating_pointoption="--nfp"
 284                 ;;
 285         --norecursion | --no*)
 286                 norecursion=yes
 287                 ;;
 288         --ol*)
 289                 oldincludedir=$optarg
 290                 diroptions="$diroptions --oldincludedir=$optarg"
 291                 ;;
 292         --prefix* | --pre*)
 293                 prefix=$optarg
 294                 prefixoption="--prefix=$optarg"
 295                 ;;
 296         --program-prefix* | --program-p*)
 297                 program_prefix=$optarg
 298                 program_prefixoption="--program-prefix=$optarg"
 299                 ;;
 300         --program-suffix* | --program-s*)
 301                 program_suffix=$optarg
 302                 program_suffixoption="--program-suffix=$optarg"
 303                 ;;
 304         --program-transform-name* | --program-t*)
 305                 # Double any backslashes or dollar signs in the argument
 306                 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
 307                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
 308                 ;;
 309         --rm)
 310                 removing=--rm
 311                 ;;
 312         --sb*)
 313                 sbindir=$optarg
 314                 diroptions="$diroptions --sbindir=$optarg"
 315                 ;;
 316         --sh*)
 317                 sharedstatedir=$optarg
 318                 diroptions="$diroptions --sharedstatedir=$optarg"
 319                 ;;
 320         --silent | --sil* | --quiet | --q*)
 321                 redirect=">/dev/null"
 322                 verbose=--silent
 323                 ;;
 324         --site* | --sit*)
 325                 site=$optarg
 326                 site_option="--site=$optarg"
 327                 ;;
 328         --srcdir*/ | --sr*/)
 329                 # Remove trailing slashes.  Otherwise, when the file name gets
 330                 # bolted into an object file as debug info, it has two slashes
 331                 # in it.  Ordinarily this is ok, but emacs takes double slash
 332                 # to mean "forget the first part".
 333                 srcdir=`echo $optarg | sed -e 's:/$::'`
 334                 ;;
 335         --srcdir* | --sr*)
 336                 srcdir=$optarg
 337                 ;;
 338         --sy*)
 339                 sysconfdir=$optarg
 340                 diroptions="$diroptions --sysconfdir=$optarg"
 341                 ;;
 342         --target* | --ta*)
 343                 case $target_alias in
 344                 NOTARGET) target_alias=$optarg ;;
 345                 *) echo '***' Can only configure for one target at a time.  1>&2
 346                    fatal=yes
 347                    ;;
 348                 esac
 349                 ;;
 350         --tmpdir* | --tm*)
 351                 TMPDIR=$optarg
 352                 tmpdiroption="--tmpdir=$optarg"
 353                 ;;
 354         --verbose | --v | --verb*)
 355                 redirect=
 356                 verbose=--verbose
 357                 ;;
 358         --version | --V | --vers*)
 359                 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
 360                 exit 0
 361                 ;;
 362         --with-*)
 363                 case "$option" in
 364                 *=*)    ;;
 365                 *)      optarg=yes ;;
 366                 esac
 367
 368                 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 369                 eval $withopt="$optarg"
 370                 withoptions="$withoptions $option"
 371                 ;;
 372         --without-*)
 373                 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
 374                 eval $withopt=no
 375                 withoutoptions="$withoutoptions $option"
 376                 ;;
 377         --x)    with_x=yes
 378                 withoptions="$withoptions --with-x"
 379                 ;;
 380         --x-i* | --x-l*) other_options="$other_options $orig_option"
 381                 ;;
 382         --*)
 383                 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
 384                 exit 1
 385                 ;;
 386         *)
 387                 case $undefs in
 388                 NOUNDEFS) undefs=$option ;;
 389                 *) echo '***' Can only configure for one host and one target at a time.  1>&2
 390                    fatal=yes
 391                    ;;
 392                 esac
 393                 ;;
 394         esac
 395 done
 396
 397 # process host and target
 398
 399 # Do some error checking and defaulting for the host and target type.
 400 # The inputs are:
 401 #    configure --host=HOST --target=TARGET UNDEFS
 402 #
 403 # The rules are:
 404 # 1. You aren't allowed to specify --host, --target, and undefs at the
 405 #    same time.
 406 # 2. Host defaults to undefs.
 407 # 3. If undefs is not specified, then host defaults to the current host,
 408 #    as determined by config.guess.
 409 # 4. Target defaults to undefs.
 410 # 5. If undefs is not specified, then target defaults to host.
 411
 412 case "${fatal}" in
 413 "")
 414         # Make sure that host, target & undefs aren't all specified at the
 415         # same time.
 416         case $host_alias---$target_alias---$undefs in
 417         NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
 418                 ;;
 419         *) echo '***' Can only configure for one host and one target at a time.  1>&2
 420            fatal=yes
 421            break 2
 422                 ;;
 423         esac
 424
 425         # Now, do defaulting for host.
 426         case $host_alias in
 427         NOHOST)
 428                 case $undefs in
 429                 NOUNDEFS)
 430                         # Neither --host option nor undefs were present.
 431                         # Call config.guess.
 432                         guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
 433                         if host_alias=`${config_shell} ${guesssys}`
 434                         then
 435                                 # If the string we are going to use for
 436                                 # the target is a prefix of the string
 437                                 # we just guessed for the host, then
 438                                 # assume we are running native, and force
 439                                 # the same string for both target and host.
 440                                 case $target_alias in
 441                                 NOTARGET) ;;
 442                                 *)
 443                                         if expr $host_alias : $target_alias >/dev/null
 444                                         then
 445                                                 host_alias=$target_alias
 446                                         fi
 447                                         ;;
 448                                 esac
 449                                 echo "Configuring for a ${host_alias} host." 1>&2
 450                                 arguments="--host=$host_alias $arguments"
 451                         else
 452                                 echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
 453                                 fatal=yes
 454                         fi
 455                         ;;
 456                 *)
 457                         host_alias=$undefs
 458                         arguments="--host=$host_alias $arguments"
 459                         undefs=NOUNDEFS
 460                         ;;
 461                 esac
 462         esac
 463
 464         # Do defaulting for target.  If --target option isn't present, default
 465         # to undefs.  If undefs isn't present, default to host.
 466         case $target_alias in
 467         NOTARGET)
 468                 case $undefs in
 469                 NOUNDEFS)
 470                         target_alias=$host_alias
 471                         ;;
 472                 *)
 473                         target_alias=$undefs
 474                         arguments="--target=$target_alias $arguments"
 475                         ;;
 476                 esac
 477         esac
 478         ;;
 479 *) ;;
 480 esac
 481
 482 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
 483         exec 1>&2
 484         echo Usage: configure [OPTIONS] [HOST]
 485         echo
 486         echo Options: [defaults in brackets]
 487         echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
 488         echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
 489         echo ' --help                    print this message [normal config]'
 490         echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
 491         echo ' --host=HOST               configure for HOST [determined via config.guess]'
 492         echo ' --norecursion             configure this directory only [recurse]'
 493         echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
 494         echo ' --program-suffix=FOO      append FOO to installed program names [""]'
 495         echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
 496         echo ' --site=SITE               configure with site-specific makefile for SITE'
 497         echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
 498         echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
 499         echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
 500         echo ' --nfp                     configure for software floating point [hard float]'
 501         echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
 502         echo ' --without-FOO             package FOO is NOT available'
 503         echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
 504         echo ' --disable-FOO             do not include feature FOO'
 505         echo
 506         echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
 507         echo
 508         if [ -r config.status ] ; then
 509                 cat config.status
 510         fi
 511
 512         exit 1
 513 fi
 514
 515 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 516 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
 517
 518 # this is a hack.  sun4 must always be a valid host alias or this will fail.
 519 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
 520         true
 521 else
 522         echo '***' cannot find config.sub.  1>&2
 523         exit 1
 524 fi
 525
 526 touch config.junk
 527 if ${config_shell} ${moveifchange} config.junk config.trash ; then
 528         true
 529 else
 530         echo '***' cannot find move-if-change.  1>&2
 531         exit 1
 532 fi
 533 rm -f config.junk config.trash
 534
 535 case "${srcdir}" in
 536 "")
 537         if [ -r configure.in ] ; then
 538                 srcdir=.
 539         else
 540                 if [ -r ${progname}.in ] ; then
 541                         srcdir=`echo ${progname} | sed 's:/configure$::'`
 542                 else
 543                         echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
 544                         exit 1
 545                 fi
 546         fi
 547         ;;
 548 *)
 549         # Set srcdir to "." if that's what it is.
 550         # This is important for multilib support.
 551         if [ ! -d ${srcdir} ] ; then
 552                 echo "Invalid source directory ${srcdir}" >&2
 553                 exit 1
 554         fi
 555         pwd=`pwd`
 556         srcpwd=`cd ${srcdir} ; pwd`
 557         if [ "${pwd}" = "${srcpwd}" ] ; then
 558                 srcdir=.
 559         fi
 560 esac
 561
 562 ### warn about some conflicting configurations.
 563
 564 case "${srcdir}" in
 565 ".") ;;
 566 *)
 567         if [ -f ${srcdir}/config.status ] ; then
 568                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
 569                 exit 1
 570         fi
 571 esac
 572
 573 # default exec_prefix
 574 case "${exec_prefixoption}" in
 575 "") exec_prefix="\$(prefix)" ;;
 576 *) ;;
 577 esac
 578
 579 ### break up ${srcdir}/configure.in.
 580 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
 581 "")
 582         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
 583         # Check for a directory that's been converted to use autoconf since
 584         # it was last configured.
 585         if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
 586           echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
 587           if [ -r ${srcdir}/configure ] ; then
 588             echo '***' Running the local configure script. 1>&2
 589             case "${cache_file}" in
 590             "") cache_file_option= ;;
 591             *)  cache_file_option="--cache-file=${cache_file}" ;;
 592             esac
 593             srcdiroption="--srcdir=${srcdir}"
 594             case "${build_alias}" in
 595             "") buildopt= ;;
 596             *)  buildopt="--build=${build_alias}" ;;
 597             esac
 598             eval exec ${config_shell} ${srcdir}/configure ${verbose} \
 599                 ${buildopt} --host=${host_alias} --target=${target_alias} \
 600                 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
 601                 ${srcdiroption} ${diroptions} \
 602                 ${program_prefixoption} ${program_suffixoption} \
 603                 ${program_transform_nameoption} ${site_option} \
 604                 ${withoptions} ${withoutoptions} \
 605                 ${enableoptions} ${disableoptions} ${floating_pointoption} \
 606                 ${cache_file_option} ${removing} ${other_options} ${redirect}
 607           else
 608             echo '***' There is no configure script present though. 1>&2
 609           fi
 610         fi
 611         exit 1
 612         ;;
 613 *) ;;
 614 esac
 615
 616 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
 617 "")
 618         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
 619         exit 1
 620         ;;
 621 *) ;;
 622 esac
 623
 624 case "${TMPDIR}" in
 625 "") TMPDIR=/tmp ; export TMPDIR ;;
 626 *) ;;
 627 esac
 628
 629 # keep this filename short for &%*%$*# 14 char file names
 630 tmpfile=${TMPDIR}/cONf$$
 631 # Note that under many versions of sh a trap handler for 0 will *override* any
 632 # exit status you explicitly specify!  At this point, the only non-error exit
 633 # is at the end of the script; these actions are duplicated there, minus
 634 # the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
 635 # trap handler, or you'll lose.
 636 trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
 637
 638 # split ${srcdir}/configure.in into common, per-host, per-target,
 639 # and post-target parts.  Post-target is optional.
 640 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
 641 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
 642 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
 643   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
 644   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
 645 else
 646   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
 647   echo >${tmpfile}.pos
 648 fi
 649
 650 ### do common part of configure.in
 651
 652 . ${tmpfile}.com
 653
 654 # some sanity checks on configure.in
 655 case "${srctrigger}" in
 656 "")
 657         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
 658         exit 1
 659         ;;
 660 *) ;;
 661 esac
 662
 663 case "${build_alias}" in
 664 "")
 665         if result=`${config_shell} ${configsub} ${host_alias}` ; then
 666             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 667             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 668             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 669             build=${build_cpu}-${build_vendor}-${build_os}
 670             build_alias=${host_alias}
 671         fi
 672         ;;
 673 *)
 674         if result=`${config_shell} ${configsub} ${build_alias}` ; then
 675             buildopt="--build=${build_alias}"
 676             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 677             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 678             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 679             build=${build_cpu}-${build_vendor}-${build_os}
 680         else
 681             echo "Unrecognized build system name ${build_alias}." 1>&2
 682             exit 1
 683         fi
 684         ;;
 685 esac
 686
 687 if result=`${config_shell} ${configsub} ${host_alias}` ; then
 688     true
 689 else
 690     echo "Unrecognized host system name ${host_alias}." 1>&2
 691     exit 1
 692 fi
 693 host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 694 host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 695 host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 696 host=${host_cpu}-${host_vendor}-${host_os}
 697
 698 . ${tmpfile}.hst
 699
 700 if result=`${config_shell} ${configsub} ${target_alias}` ; then
 701     true
 702 else
 703     echo "Unrecognized target system name ${target_alias}." 1>&2
 704     exit 1
 705 fi
 706 target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 707 target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 708 target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 709 target=${target_cpu}-${target_vendor}-${target_os}
 710
 711 . ${tmpfile}.tgt
 712
 713 # Find the source files, if location was not specified.
 714 case "${srcdir}" in
 715 "")
 716         srcdirdefaulted=1
 717         srcdir=.
 718         if [ ! -r ${srctrigger} ] ; then
 719                 srcdir=..
 720         fi
 721         ;;
 722 *) ;;
 723 esac
 724
 725 if [ ! -r ${srcdir}/${srctrigger} ] ; then
 726         case "${srcdirdefaulted}" in
 727         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
 728         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
 729         esac
 730
 731         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 732         exit 1
 733 fi
 734
 735 # Some systems (e.g., one of the i386-aix systems the gas testers are
 736 # using) don't handle "\$" correctly, so don't use it here.
 737 tooldir='$(exec_prefix)'/${target_alias}
 738
 739 if [ "${host_alias}" != "${target_alias}" ] ; then
 740     if [ "${program_prefixoption}" = "" ] ; then
 741         if [ "${program_suffixoption}" = "" ] ; then
 742             if [ "${program_transform_nameoption}" = "" ] ; then
 743                 program_prefix=${target_alias}- ;
 744             fi
 745         fi
 746     fi
 747 fi
 748
 749 # Merge program_prefix and program_suffix onto program_transform_name.
 750 # (program_suffix used to use $, but it's hard to preserve $ through both
 751 # make and sh.)
 752 if [ "${program_suffix}" != "" ] ; then
 753     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
 754 fi
 755
 756 if [ "${program_prefix}" != "" ] ; then
 757     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
 758 fi
 759
 760 # If CC and CXX are not set in the environment, and the Makefile
 761 # exists, try to extract them from it.  This is to handle running
 762 # ./config.status by hand.
 763 if [ -z "${CC}" -a -r Makefile ]; then
 764   sed -n -e ':loop
 765 /\\$/ N
 766 s/\\\n//g
 767 t loop
 768 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 769   CC=`tail -1 Makefile.cc`
 770   rm -f Makefile.cc
 771 fi
 772
 773 if [ -z "${CFLAGS}" -a -r Makefile ]; then
 774   sed -n -e ':loop
 775 /\\$/ N
 776 s/\\\n//g
 777 t loop
 778 /^CFLAGS[       ]*=/ s/CFLAGS[  ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 779   CFLAGS=`tail -1 Makefile.cc`
 780   rm -f Makefile.cc
 781 fi
 782
 783 if [ -z "${CXX}" -a -r Makefile ]; then
 784   sed -n -e ':loop
 785 /\\$/ N
 786 s/\\\n//g
 787 t loop
 788 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 789   CXX=`tail -1 Makefile.cc`
 790   rm -f Makefile.cc
 791 fi
 792
 793 if [ -z "${CXXFLAGS}" -a -r Makefile ]; then
 794   sed -n -e ':loop
 795 /\\$/ N
 796 s/\\\n//g
 797 t loop
 798 /^CXXFLAGS[     ]*=/ s/CXXFLAGS[        ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 799   CXXFLAGS=`tail -1 Makefile.cc`
 800   rm -f Makefile.cc
 801 fi
 802
 803 # Generate a default definition for YACC.  This is used if the makefile can't
 804 # locate bison or byacc in objdir.
 805
 806 for prog in 'bison -y' byacc yacc
 807 do
 808   set dummy $prog; tmp=$2
 809   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 810   for dir in $PATH; do
 811     test -z "$dir" && dir=.
 812     if test -f $dir/$tmp; then
 813       DEFAULT_YACC="$prog"
 814       break
 815     fi
 816   done
 817   IFS="$save_ifs"
 818
 819   test -n "$DEFAULT_YACC" && break
 820 done
 821
 822 # Generate a default definition for LEX.  This is used if the makefile can't
 823 # locate flex in objdir.
 824
 825 for prog in flex lex
 826 do
 827   set dummy $prog; tmp=$2
 828   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 829   for dir in $PATH; do
 830     test -z "$dir" && dir=.
 831     if test -f $dir/$tmp; then
 832       DEFAULT_LEX="$prog"
 833       break
 834     fi
 835   done
 836   IFS="$save_ifs"
 837
 838   test -n "$DEFAULT_LEX" && break
 839 done
 840
 841 if [ "${build}" != "${host}" ]; then
 842   # If we are doing a Canadian Cross, in which the host and build systems
 843   # are not the same, we set reasonable default values for the tools.
 844
 845   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
 846   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
 847   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET HOST_PREFIX"
 848   tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
 849   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
 850   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
 851
 852   for var in ${tools}; do
 853     if [ -z "`eval 'echo $'"${var}"`" -a -r Makefile ]; then
 854       sed -n -e ':loop
 855 /\\$/ N
 856 s/\\\n//g
 857 t loop
 858 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
 859         < Makefile > Makefile.v
 860       t=`tail -1 Makefile.v`
 861       if [ -n "${t}" ]; then
 862         eval "${var}='${t}'"
 863       fi
 864       rm -f Makefile.v
 865     fi
 866   done
 867
 868   AR=${AR-${host_alias}-ar}
 869   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
 870   AS=${AS-${host_alias}-as}
 871   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
 872   BISON=${BISON-bison}
 873   CC=${CC-${host_alias}-gcc}
 874   CFLAGS=${CFLAGS-"-g -O2"}
 875   CXX=${CXX-${host_alias}-c++}
 876   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 877   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
 878   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
 879   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
 880   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
 881   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
 882   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
 883   HOST_PREFIX=${build_alias}-
 884   HOST_PREFIX_1=${build_alias}-
 885   LD=${LD-${host_alias}-ld}
 886   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
 887   MAKEINFO=${MAKEINFO-makeinfo}
 888   NM=${NM-${host_alias}-nm}
 889   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
 890   RANLIB=${RANLIB-${host_alias}-ranlib}
 891   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
 892   WINDRES=${WINDRES-${host_alias}-windres}
 893   WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
 894
 895   if [ -z "${YACC}" ]; then
 896     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 897     for dir in $PATH; do
 898       test -z "$dir" && dir=.
 899       if test -f $dir/bison; then
 900         YACC="bison -y"
 901         break
 902       fi
 903       if test -f $dir/byacc; then
 904         YACC=byacc
 905         break
 906       fi
 907       if test -f $dir/yacc; then
 908         YACC=yacc
 909         break
 910       fi
 911     done
 912     IFS="$save_ifs"
 913     if [ -z "${YACC}" ]; then
 914       YACC="bison -y"
 915     fi
 916   fi
 917
 918   if [ -z "${LEX}" ]; then
 919     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 920     for dir in $PATH; do
 921       test -z "$dir" && dir=.
 922       if test -f $dir/flex; then
 923         LEX=flex
 924         break
 925       fi
 926       if test -f $dir/lex; then
 927         LEX=lex
 928         break
 929       fi
 930     done
 931     IFS="$save_ifs"
 932     LEX=${LEX-flex}
 933   fi
 934
 935   # Export variables which autoconf might try to set.
 936   export AS
 937   export AR
 938   export CC_FOR_BUILD
 939   export DLLTOOL
 940   export LD
 941   export NM
 942   export RANLIB
 943   export WINDRES
 944 else
 945   # If CC is still not set, try to get gcc.
 946   if [ -z "${CC}" ]; then
 947     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 948     for dir in $PATH; do
 949       test -z "$dir" && dir=.
 950       if test -f $dir/gcc; then
 951         CC="gcc"
 952         echo 'void f(){}' > conftest.c
 953         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
 954           CFLAGS=${CFLAGS-"-g -O2"}
 955           CXXFLAGS=${CFLAGS-"-g -O2"}
 956         else
 957           CFLAGS=${CFLAGS-"-O2"}
 958           CXXFLAGS=${CFLAGS-"-O2"}
 959         fi
 960         rm -f conftest*
 961         break
 962       fi
 963     done
 964     IFS="$save_ifs"
 965     CC=${CC-cc}
 966   fi
 967
 968   CXX=${CXX-"c++"}
 969   CFLAGS=${CFLAGS-"-g"}
 970   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 971 fi
 972
 973 export CC
 974 export CXX
 975 export CFLAGS
 976 export CXXFLAGS
 977
 978 # start-sanitize-gdbtk
 979 # FIXME: This should be in configure.in, not configure
 980 case "$host" in
 981         *go32*)
 982             enable_gdbtk=no ;;
 983         *msdosdjgpp*)
 984             enable_gdbtk=no ;;
 985         *cygwin32*)
 986             enable_gdbtk=no ;;
 987 esac
 988
 989 # FIXME: This should be in configure.in, not configure
 990 # Determine whether gdb needs tk/tcl or not.
 991 if [ "$enable_gdbtk" != "no" ]; then
 992         GDB_TK="all-tcl all-tk all-itcl all-tix all-libgui"
 993         # start-sanitize-ide
 994         if [ "$enable_ide" = "yes" ]; then
 995                 GDB_TK="all-tcl all-tk all-itcl all-tix all-libgui all-libide"
 996         fi
 997         # end-sanitize-ide
 998 else
 999         GDB_TK=""
1000 fi
1001 # end-sanitize-gdbtk
1002
1003 for subdir in . ${subdirs} ; do
1004
1005     # ${subdir} is relative path from . to the directory we're currently
1006     # configuring.
1007     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
1008     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
1009
1010     ### figure out what to do with srcdir
1011     case "${srcdir}" in
1012         ".")  # no -srcdir option.  We're building in place.
1013                 makesrcdir=. ;;
1014         /*) # absolute path
1015                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
1016                 ;;
1017         *) # otherwise relative
1018                 case "${subdir}" in
1019                 .) makesrcdir=${srcdir} ;;
1020                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
1021                 esac
1022                 ;;
1023     esac
1024
1025     if [ "${subdir}/" != "./" ] ; then
1026         Makefile=${subdir}/Makefile
1027     fi
1028
1029     if [ ! -d ${subdir} ] ; then
1030         if mkdir ${subdir} ; then
1031                 true
1032         else
1033                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
1034                 exit 1
1035         fi
1036     fi
1037
1038     case "${removing}" in
1039     "")
1040         case "${subdir}" in
1041         .) ;;
1042         *) eval echo Building in ${subdir} ${redirect} ;;
1043         esac
1044
1045         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1046         # Set up the list of links to be made.
1047         # ${links} is the list of link names, and ${files} is the list of names to link to.
1048
1049         # Make the links.
1050         configlinks="${links}"
1051         if [ -r ${subdir}/config.status ] ; then
1052                 mv -f ${subdir}/config.status ${subdir}/config.back
1053         fi
1054         while [ -n "${files}" ] ; do
1055                 # set file to car of files, files to cdr of files
1056                 set ${files}; file=$1; shift; files=$*
1057                 set ${links}; link=$1; shift; links=$*
1058
1059                 if [ ! -r ${srcdir}/${file} ] ; then
1060                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1061                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1062                         exit 1
1063                 fi
1064
1065                 ${remove} -f ${link}
1066                 # Make a symlink if possible, otherwise try a hard link
1067                 if ${symbolic_link} ${srcdir}/${file} ${link} >/dev/null 2>&1 ; then
1068                         true
1069                 else
1070                         # We need to re-remove the file because Lynx leaves a
1071                         # very strange directory there when it fails an NFS symlink.
1072                         ${remove} -r -f ${link}
1073                         ${hard_link} ${srcdir}/${file} ${link}
1074                 fi
1075                 if [ ! -r ${link} ] ; then
1076                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
1077                         exit 1
1078                 fi
1079
1080                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
1081         done
1082
1083         # Create a .gdbinit file which runs the one in srcdir
1084         # and tells GDB to look there for source files.
1085
1086         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
1087                 case ${srcdir} in
1088                 .) ;;
1089                 *) cat > ${subdir}/.gdbinit <<EOF
1090 # ${NO_EDIT}
1091 dir ${makesrcdir}
1092 dir .
1093 source ${makesrcdir}/.gdbinit
1094 EOF
1095                         ;;
1096                 esac
1097         fi
1098
1099         # Install a makefile, and make it set VPATH
1100         # if necessary so that the sources are found.
1101         # Also change its value of srcdir.
1102         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
1103         # been somewhat optimized and is perhaps a bit twisty.
1104
1105         # code is order so as to try to sed the smallest input files we know.
1106
1107         # the four makefile fragments MUST end up in the resulting Makefile in this order:
1108         # package, target, host, and site.  so do these separately because I don't trust the
1109         #  order of sed -e expressions.
1110
1111         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
1112
1113             # Conditionalize for this site.
1114             rm -f ${Makefile}
1115             case "${site}" in
1116               "") cp ${srcdir}/${subdir}/${Makefile_in} ${Makefile} ;;
1117               *)
1118                       site_makefile_frag=${srcdir}/config/ms-${site}
1119
1120                       if [ -f ${site_makefile_frag} ] ; then
1121                               sed -e "/^####/  r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}
1122                       else
1123                               cp ${srcdir}/${subdir}/${Makefile_in} ${Makefile}
1124                               site_makefile_frag=
1125                       fi
1126                       ;;
1127             esac
1128             # working copy now in ${Makefile}
1129
1130             # Conditionalize the makefile for this host.
1131             rm -f ${subdir}/Makefile.tem
1132             case "${host_makefile_frag}" in
1133               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1134               *)
1135                       if [ ! -f ${host_makefile_frag} ] ; then
1136                               host_makefile_frag=${srcdir}/${host_makefile_frag}
1137                       fi
1138                       if [ -f ${host_makefile_frag} ] ; then
1139                               sed -e "/^####/  r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1140                       else
1141                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1142                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1143                               mv ${Makefile} ${subdir}/Makefile.tem
1144                       fi
1145             esac
1146             # working copy now in ${subdir)/Makefile.tem
1147
1148             # Conditionalize the makefile for this target.
1149             rm -f ${Makefile}
1150             case "${target_makefile_frag}" in
1151               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1152               *)
1153                       if [ ! -f ${target_makefile_frag} ] ; then
1154                               target_makefile_frag=${srcdir}/${target_makefile_frag}
1155                       fi
1156                       if [ -f ${target_makefile_frag} ] ; then
1157                               sed -e "/^####/  r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1158                       else
1159                               mv ${subdir}/Makefile.tem ${Makefile}
1160                               target_makefile_frag=
1161                       fi
1162                       ;;
1163             esac
1164             # working copy now in ${Makefile}
1165
1166             # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1167             rm -f ${subdir}/${Makefile}.tem
1168             case "${package_makefile_frag}" in
1169               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1170               *)
1171                       if [ ! -f ${package_makefile_frag} ] ; then
1172                               package_makefile_frag=${srcdir}/${package_makefile_frag}
1173                       fi
1174                       if [ -f ${package_makefile_frag} ] ; then
1175                               sed -e "/^####/  r ${package_makefile_frag}" ${Makefile} > ${subdir}/${Makefile}.tem
1176                       else
1177                               echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2
1178                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1179                               mv ${Makefile} ${subdir}/Makefile.tem
1180                       fi
1181             esac
1182             # real copy now in ${subdir}/${Makefile}.tem
1183
1184             mv ${subdir}/${Makefile}.tem ${subdir}/Makefile.tem 2>/dev/null
1185
1186             # real copy now in ${subdir}/Makefile.tem
1187
1188             # prepend warning about editting, and a bunch of variables.
1189             rm -f ${Makefile}
1190             cat > ${Makefile} <<EOF
1191 # ${NO_EDIT}
1192 VPATH = ${makesrcdir}
1193 links = ${configlinks}
1194 host_alias = ${host_alias}
1195 host_cpu = ${host_cpu}
1196 host_vendor = ${host_vendor}
1197 host_os = ${host_os}
1198 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1199 target_alias = ${target_alias}
1200 target_cpu = ${target_cpu}
1201 target_vendor = ${target_vendor}
1202 target_os = ${target_os}
1203 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1204 EOF
1205             case "${build}" in
1206               "") ;;
1207               *)  cat >> ${Makefile} << EOF
1208 build_alias = ${build_alias}
1209 build_cpu = ${build_cpu}
1210 build_vendor = ${build_vendor}
1211 build_os = ${build_os}
1212 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1213 EOF
1214             esac
1215
1216             case "${package_makefile_frag}" in
1217               "") ;;
1218               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1219               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1220             esac
1221
1222             case "${target_makefile_frag}" in
1223               "") ;;
1224               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1225               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1226             esac
1227
1228             case "${host_makefile_frag}" in
1229               "") ;;
1230               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1231               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1232             esac
1233
1234             if [ "${site_makefile_frag}" != "" ] ; then
1235                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1236             fi
1237
1238             # provide a proper gxx_include_dir to all subdirs.
1239             # Note, if you change the default, make sure to fix both here
1240             # and in the gcc subdirectory.
1241             if test -z "${with_gxx_include_dir}"; then
1242                 echo gxx_include_dir = '${prefix}/include/g++' >> ${Makefile}
1243             else
1244                 echo gxx_include_dir = ${with_gxx_include_dir} >> ${Makefile}
1245             fi
1246
1247             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1248             # remove any form feeds.
1249             if [ -z "${subdirs}" ]; then
1250                 rm -f ${subdir}/Makefile.tm2
1251                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
1252                     -e "s:^NONSUBDIRS[  ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1253                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tm2
1254                 rm -f ${subdir}/Makefile.tem
1255                 mv ${subdir}/Makefile.tm2 ${subdir}/Makefile.tem
1256             fi
1257             sed     -e "s|^prefix[      ]*=.*$|prefix = ${prefix}|" \
1258                     -e "s|^exec_prefix[         ]*=.*$|exec_prefix = ${exec_prefix}|" \
1259                     -e "s|^bindir[      ]*=.*$|bindir = ${bindir}|" \
1260                     -e "s|^sbindir[     ]*=.*$|sbindir = ${sbindir}|" \
1261                     -e "s|^libexecdir[  ]*=.*$|libexecdir = ${libexecdir}|" \
1262                     -e "s|^datadir[     ]*=.*$|datadir = ${datadir}|" \
1263                     -e "s|^sysconfdir[  ]*=.*$|sysconfdir = ${sysconfdir}|" \
1264                     -e "s|^sharedstatedir[      ]*=.*$|sharedstatedir = ${sharedstatedir}|" \
1265                     -e "s|^localstatedir[       ]*=.*$|localstatedir = ${localstatedir}|" \
1266                     -e "s|^libdir[      ]*=.*$|libdir = ${libdir}|" \
1267                     -e "s|^includedir[  ]*=.*$|includedir = ${includedir}|" \
1268                     -e "s|^oldincludedir[       ]*=.*$|oldincludedir = ${oldincludedir}|" \
1269                     -e "s|^infodir[     ]*=.*$|infodir = ${infodir}|" \
1270                     -e "s|^mandir[      ]*=.*$|mandir = ${mandir}|" \
1271                     -e "/^CC[   ]*=/{
1272                         :loop1
1273                         /\\\\$/ N
1274                         s/\\\\\\n//g
1275                         t loop1
1276                         s%^CC[  ]*=.*$%CC = ${CC}%
1277                         }" \
1278                     -e "/^CXX[  ]*=/{
1279                         :loop2
1280                         /\\\\$/ N
1281                         s/\\\\\\n//g
1282                         t loop2
1283                         s%^CXX[         ]*=.*$%CXX = ${CXX}%
1284                         }" \
1285                     -e "/^CFLAGS[       ]*=/{
1286                         :loop3
1287                         /\\\\$/ N
1288                         s/\\\\\\n//g
1289                         t loop3
1290                         s%^CFLAGS[      ]*=.*$%CFLAGS = ${CFLAGS}%
1291                         }" \
1292                     -e "/^CXXFLAGS[     ]*=/{
1293                         :loop4
1294                         /\\\\$/ N
1295                         s/\\\\\\n//g
1296                         t loop4
1297                         s%^CXXFLAGS[    ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1298                         }" \
1299                     -e "s|^SHELL[        ]*=.*$|SHELL = ${config_shell}|" \
1300                     -e "s|^srcdir[      ]*=.*$|srcdir = ${makesrcdir}|" \
1301                     -e "s/\f//" \
1302                     -e "s:^program_prefix[      ]*=.*$:program_prefix = ${program_prefix}:" \
1303                     -e "s:^program_suffix[      ]*=.*$:program_suffix = ${program_suffix}:" \
1304                     -e "s:^program_transform_name[      ]*=.*$:program_transform_name = ${program_transform_name}:" \
1305                     -e "s|^tooldir[     ]*=.*$|tooldir = ${tooldir}|" \
1306                     -e "s:^DEFAULT_YACC[         ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1307                     -e "s:^DEFAULT_LEX[  ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
1308                     ${subdir}/Makefile.tem >> ${Makefile}
1309             # start-sanitize-gdbtk
1310             sed -e "s:^GDB_TK[   ]*=.*$:GDB_TK = ${GDB_TK}:" ${Makefile} >${Makefile}.tem
1311             mv -f ${Makefile}.tem ${Makefile}
1312             # end-sanitize-gdbtk
1313
1314             # If this is a Canadian Cross, preset the values of many more
1315             # tools.
1316             if [ "${build}" != "${host}" ]; then
1317                 for var in ${tools}; do
1318                     val=`eval 'echo $'"${var}"`
1319                     sed -e "/^${var}[   ]*=/{
1320                            :loop1
1321                            /\\\\$/ N
1322                            /\\\\$/ b loop1
1323                            s/\\\\\\n//g
1324                            s%^${var}[   ]*=.*$%${var} = ${val}%
1325                            }" ${Makefile} > ${Makefile}.tem
1326                     mv -f ${Makefile}.tem ${Makefile}
1327                 done
1328             fi
1329
1330             # final copy now in ${Makefile}
1331
1332         else
1333            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1334         fi
1335
1336         rm -f ${subdir}/Makefile.tem
1337
1338         case "${host_makefile_frag}" in
1339         "") using= ;;
1340         *) using="and \"${host_makefile_frag}\"" ;;
1341         esac
1342
1343         case "${target_makefile_frag}" in
1344         "") ;;
1345         *) using="${using} and \"${target_makefile_frag}\"" ;;
1346         esac
1347
1348         case "${site_makefile_frag}" in
1349         "") ;;
1350         *) using="${using} and \"${site_makefile_frag}\"" ;;
1351         esac
1352
1353         newusing=`echo "${using}" | sed 's/and/using/'`
1354         using=${newusing}
1355         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1356
1357         . ${tmpfile}.pos
1358
1359         # describe the chosen configuration in config.status.
1360         # Make that file a shellscript which will reestablish
1361         # the same configuration.  Used in Makefiles to rebuild
1362         # Makefiles.
1363
1364         case "${norecursion}" in
1365         "") arguments="${arguments} --norecursion" ;;
1366         *) ;;
1367         esac
1368
1369         if [ ${subdir} = . ] ; then
1370             echo "#!/bin/sh
1371 # ${NO_EDIT}
1372 # This directory was configured as follows:
1373 ${progname}" ${arguments}  "
1374 # ${using}" > ${subdir}/config.new
1375         else
1376             echo "#!/bin/sh
1377 # ${NO_EDIT}
1378 # This directory was configured as follows:
1379 cd ${invsubdir}
1380 ${progname}" ${arguments}  "
1381 # ${using}" > ${subdir}/config.new
1382         fi
1383         chmod a+x ${subdir}/config.new
1384         if [ -r ${subdir}/config.back ] ; then
1385                 mv -f ${subdir}/config.back ${subdir}/config.status
1386         fi
1387         ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1388         ;;
1389
1390     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1391     esac
1392 done
1393
1394 # If there are subdirectories, then recur.
1395 if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
1396         for configdir in ${configdirs} ; do
1397
1398                 if [ -d ${srcdir}/${configdir} ] ; then
1399                         eval echo Configuring ${configdir}... ${redirect}
1400                         case "${srcdir}" in
1401                         ".") ;;
1402                         *)
1403                                 if [ ! -d ./${configdir} ] ; then
1404                                         if mkdir ./${configdir} ; then
1405                                                 true
1406                                         else
1407                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
1408                                                 exit 1
1409                                         fi
1410                                 fi
1411                                 ;;
1412                         esac
1413
1414                         POPDIR=${PWD=`pwd`}
1415                         cd ${configdir}
1416
1417 ### figure out what to do with srcdir
1418                         case "${srcdir}" in
1419                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1420                         /*) # absolute path
1421                                 newsrcdir=${srcdir}/${configdir}
1422                                 srcdiroption="--srcdir=${newsrcdir}"
1423                                 ;;
1424                         ?:*) # absolute path on win32
1425                                 newsrcdir=${srcdir}/${configdir}
1426                                 srcdiroption="--srcdir=${newsrcdir}"
1427                                 ;;
1428                         *) # otherwise relative
1429                                 newsrcdir=../${srcdir}/${configdir}
1430                                 srcdiroption="--srcdir=${newsrcdir}"
1431                                 ;;
1432                         esac
1433
1434                         # Handle --cache-file=../XXX
1435                         case "${cache_file}" in
1436                         "") # empty
1437                                 ;;
1438                         /*) # absolute path
1439                                 cache_file_option="--cache-file=${cache_file}"
1440                                 ;;
1441                         ?:*) # absolute path on win32
1442                                 cache_file_option="--cache-file=${cache_file}"
1443                                 ;;
1444                         *) # relative path
1445                                 cache_file_option="--cache-file=../${cache_file}"
1446                                 ;;
1447                         esac
1448
1449 ### check for guested configure, otherwise fix possibly relative progname
1450                         if [ -f ${newsrcdir}/configure ] ; then
1451                                 recprog=${newsrcdir}/configure
1452                         elif [ -f ${newsrcdir}/configure.in ] ; then
1453                                 case "${progname}" in
1454                                 /*)     recprog=${progname} ;;
1455                                 ?:*)    recprog=${progname} ;;
1456                                 *)      recprog=../${progname} ;;
1457                                 esac
1458                         else
1459                                 eval echo No configuration information in ${configdir} ${redirect}
1460                                 recprog=
1461                         fi
1462
1463 ### The recursion line is here.
1464                         if [ ! -z "${recprog}" ] ; then
1465                                 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
1466                                         ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1467                                         ${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
1468                                         true
1469                                 else
1470                                         echo Configure in `pwd` failed, exiting. 1>&2
1471                                         exit 1
1472                                 fi
1473                         fi
1474
1475                         cd ${POPDIR}
1476                 fi
1477         done
1478 fi
1479
1480 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1481 # and reset the trap handler.
1482 rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1483 trap 0
1484
1485 exit 0
1486
1487 #
1488 # Local Variables:
1489 # fill-column: 131
1490 # End:
1491 #
1492
1493 # end of configure