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 exec_prefix=
  55 exec_prefixoption=
  56 fatal=
  57 floating_point=default
  58 gas=default
  59 gcc_version=
  60 gcc_version_trigger=
  61 host_alias=NOHOST
  62 host_makefile_frag=
  63 moveifchange=
  64 norecursion=
  65 other_options=
  66 package_makefile_frag=
  67 package_makefile_rules_frag=
  68 prefix=/usr/local
  69 progname=
  70 program_prefix=
  71 program_prefixoption=
  72 program_suffix=
  73 program_suffixoption=
  74 program_transform_name=
  75 program_transform_nameoption=
  76 redirect=">/dev/null"
  77 removing=
  78 site=
  79 site_makefile_frag=
  80 site_option=
  81 srcdir=
  82 srctrigger=
  83 subdirs=
  84 target_alias=NOTARGET
  85 target_makefile_frag=
  86 undefs=NOUNDEFS
  87 version="$Revision: 1.22 $"
  88 x11=default
  89
  90 ### we might need to use some other shell than /bin/sh for running subshells
  91
  92 ### If we are on Windows, search for the shell.  This will permit people
  93 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
  94 ### without also having to set CONFIG_SHELL.  This code will work when
  95 ### using bash, which sets OSTYPE.
  96 case "${OSTYPE}" in
  97 *win32*)
  98   if [ x${CONFIG_SHELL} = x ]; then
  99     if [ ! -f /bin/sh ]; then
 100       if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
 101         CONFIG_SHELL=${SHELL}
 102         export CONFIG_SHELL
 103       else
 104         for prog in sh sh.exe bash bash.exe; do
 105           IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 106           for dir in $PATH; do
 107             test -z "$dir" && dir=.
 108             if test -f $dir/$prog; then
 109               CONFIG_SHELL=$dir/$prog
 110               export CONFIG_SHELL
 111               break
 112             fi
 113           done
 114           IFS="$save_ifs"
 115           test -n "${CONFIG_SHELL}" && break
 116         done
 117       fi
 118     fi
 119   fi
 120   ;;
 121 esac
 122
 123 config_shell=${CONFIG_SHELL-/bin/sh}
 124
 125 NO_EDIT="This file was generated automatically by configure.  Do not edit."
 126
 127 ## this is a little touchy and won't always work, but...
 128 ##
 129 ## if the argv[0] starts with a slash then it is an absolute name that can (and
 130 ## must) be used as is.
 131 ##
 132 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
 133 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
 134 ##
 135
 136 progname=$0
 137 # if PWD already has a value, it is probably wrong.
 138 if [ -n "$PWD" ]; then PWD=`pwd`; fi
 139
 140 case "${progname}" in
 141 /*) ;;
 142 */*) ;;
 143 *)
 144         PATH=$PATH:${PWD=`pwd`} ; export PATH
 145         ;;
 146 esac
 147
 148 # Loop over all args
 149
 150 while :
 151 do
 152
 153 # Break out if there are no more args
 154         case $# in
 155         0)
 156                 break
 157                 ;;
 158         esac
 159
 160 # Get the first arg, and shuffle
 161         option=$1
 162         shift
 163
 164 # Make all options have two hyphens
 165         orig_option=$option     # Save original for error messages
 166         case $option in
 167         --*) ;;
 168         -*) option=-$option ;;
 169         esac
 170
 171 # Split out the argument for options that take them
 172         case $option in
 173         --*=*)
 174                 optarg=`echo $option | sed -e 's/^[^=]*=//'`
 175                 arguments="$arguments $option"
 176                 ;;
 177 # These options have mandatory values.  Since we didn't find an = sign,
 178 # the value must be in the next argument
 179         --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*)
 180                 optarg=$1
 181                 shift
 182                 arguments="$arguments $option=$optarg"
 183                 ;;
 184         --v)
 185                 arguments="$arguments -v"
 186                 ;;
 187         --*)
 188                 arguments="$arguments $option"
 189                 ;;
 190         esac
 191
 192 # Now, process the options
 193         case $option in
 194
 195         --build* | --bu*)
 196                 case "$build_alias" in
 197                 "") build_alias=$optarg ;;
 198                 *) echo '***' Can only configure for one build machine at a time.  1>&2
 199                    fatal=yes
 200                    ;;
 201                 esac
 202                 ;;
 203         --cache*)
 204                 cache_file=$optarg
 205                 ;;
 206         --disable-*)
 207                 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
 208                 eval $enableopt=no
 209                 disableoptions="$disableoptions $option"
 210                 ;;
 211         --enable-*)
 212                 case "$option" in
 213                 *=*)    ;;
 214                 *)      optarg=yes ;;
 215                 esac
 216
 217                 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 218                 eval "$enableopt='$optarg'"
 219                 enableoptions="$enableoptions '$option'"
 220                 ;;
 221         --exec-prefix* | --ex*)
 222                 exec_prefix=$optarg
 223                 exec_prefixoption="--exec-prefix=$optarg"
 224                 ;;
 225         --gas | --g*)
 226                 gas=yes
 227                 ;;
 228         --help | --he*)
 229                 fatal=yes
 230                 ;;
 231         --host* | --ho*)
 232                 case $host_alias in
 233                 NOHOST) host_alias=$optarg ;;
 234                 *) echo '***' Can only configure for one host at a time.  1>&2
 235                    fatal=yes
 236                    ;;
 237                 esac
 238                 ;;
 239         --nfp | --nf*)
 240                 floating_point=no
 241                 floating_pointoption="--nfp"
 242                 ;;
 243         --norecursion | --no*)
 244                 norecursion=yes
 245                 ;;
 246         --prefix* | --pre*)
 247                 prefix=$optarg
 248                 prefixoption="--prefix=$optarg"
 249                 ;;
 250         --program-prefix* | --program-p*)
 251                 program_prefix=$optarg
 252                 program_prefixoption="--program-prefix=$optarg"
 253                 ;;
 254         --program-suffix* | --program-s*)
 255                 program_suffix=$optarg
 256                 program_suffixoption="--program-suffix=$optarg"
 257                 ;;
 258         --program-transform-name* | --program-t*)
 259                 # Double any backslashes or dollar signs in the argument
 260                 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
 261                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
 262                 ;;
 263         --rm)
 264                 removing=--rm
 265                 ;;
 266         --silent | --sil* | --quiet | --q*)
 267                 redirect=">/dev/null"
 268                 verbose=--silent
 269                 ;;
 270         --site* | --sit*)
 271                 site=$optarg
 272                 site_option="--site=$optarg"
 273                 ;;
 274         --srcdir*/ | --sr*/)
 275                 # Remove trailing slashes.  Otherwise, when the file name gets
 276                 # bolted into an object file as debug info, it has two slashes
 277                 # in it.  Ordinarily this is ok, but emacs takes double slash
 278                 # to mean "forget the first part".
 279                 srcdir=`echo $optarg | sed -e 's:/$::'`
 280                 ;;
 281         --srcdir* | --sr*)
 282                 srcdir=$optarg
 283                 ;;
 284         --target* | --ta*)
 285                 case $target_alias in
 286                 NOTARGET) target_alias=$optarg ;;
 287                 *) echo '***' Can only configure for one target at a time.  1>&2
 288                    fatal=yes
 289                    ;;
 290                 esac
 291                 ;;
 292         --tmpdir* | --tm*)
 293                 TMPDIR=$optarg
 294                 tmpdiroption="--tmpdir=$optarg"
 295                 ;;
 296         --verbose | --v | --verb*)
 297                 redirect=
 298                 verbose=--verbose
 299                 ;;
 300         --version | --V | --vers*)
 301                 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
 302                 exit 0
 303                 ;;
 304         --with-*)
 305                 case "$option" in
 306                 *=*)    ;;
 307                 *)      optarg=yes ;;
 308                 esac
 309
 310                 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 311                 eval $withopt="$optarg"
 312                 withoptions="$withoptions $option"
 313                 ;;
 314         --without-*)
 315                 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
 316                 eval $withopt=no
 317                 withoutoptions="$withoutoptions $option"
 318                 ;;
 319         --x)    with_x=yes
 320                 withoptions="$withoptions --with-x"
 321                 ;;
 322         --x-i* | --x-l*) other_options="$other_options $orig_option"
 323                 ;;
 324         --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*)
 325                 # These options were added to autoconf for emacs.
 326                 ;;
 327         --*)
 328                 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
 329                 exit 1
 330                 ;;
 331         *)
 332                 case $undefs in
 333                 NOUNDEFS) undefs=$option ;;
 334                 *) echo '***' Can only configure for one host and one target at a time.  1>&2
 335                    fatal=yes
 336                    ;;
 337                 esac
 338                 ;;
 339         esac
 340 done
 341
 342 # process host and target
 343
 344 # Do some error checking and defaulting for the host and target type.
 345 # The inputs are:
 346 #    configure --host=HOST --target=TARGET UNDEFS
 347 #
 348 # The rules are:
 349 # 1. You aren't allowed to specify --host, --target, and undefs at the
 350 #    same time.
 351 # 2. Host defaults to undefs.
 352 # 3. If undefs is not specified, then host defaults to the current host,
 353 #    as determined by config.guess.
 354 # 4. Target defaults to undefs.
 355 # 5. If undefs is not specified, then target defaults to host.
 356
 357 case "${fatal}" in
 358 "")
 359         # Make sure that host, target & undefs aren't all specified at the
 360         # same time.
 361         case $host_alias---$target_alias---$undefs in
 362         NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
 363                 ;;
 364         *) echo '***' Can only configure for one host and one target at a time.  1>&2
 365            fatal=yes
 366            break 2
 367                 ;;
 368         esac
 369
 370         # Now, do defaulting for host.
 371         case $host_alias in
 372         NOHOST)
 373                 case $undefs in
 374                 NOUNDEFS)
 375                         # Neither --host option nor undefs were present.
 376                         # Call config.guess.
 377                         guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
 378                         if host_alias=`${config_shell} ${guesssys}`
 379                         then
 380                                 # If the string we are going to use for
 381                                 # the target is a prefix of the string
 382                                 # we just guessed for the host, then
 383                                 # assume we are running native, and force
 384                                 # the same string for both target and host.
 385                                 case $target_alias in
 386                                 NOTARGET) ;;
 387                                 *)
 388                                         if expr $host_alias : $target_alias >/dev/null
 389                                         then
 390                                                 host_alias=$target_alias
 391                                         fi
 392                                         ;;
 393                                 esac
 394                                 echo "Configuring for a ${host_alias} host." 1>&2
 395                                 arguments="--host=$host_alias $arguments"
 396                         else
 397                                 echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
 398                                 fatal=yes
 399                         fi
 400                         ;;
 401                 *)
 402                         host_alias=$undefs
 403                         arguments="--host=$host_alias $arguments"
 404                         undefs=NOUNDEFS
 405                         ;;
 406                 esac
 407         esac
 408
 409         # Do defaulting for target.  If --target option isn't present, default
 410         # to undefs.  If undefs isn't present, default to host.
 411         case $target_alias in
 412         NOTARGET)
 413                 case $undefs in
 414                 NOUNDEFS)
 415                         target_alias=$host_alias
 416                         ;;
 417                 *)
 418                         target_alias=$undefs
 419                         arguments="--target=$target_alias $arguments"
 420                         ;;
 421                 esac
 422         esac
 423         ;;
 424 *) ;;
 425 esac
 426
 427 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
 428         exec 1>&2
 429         echo Usage: configure [OPTIONS] [HOST]
 430         echo
 431         echo Options: [defaults in brackets]
 432         echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
 433         echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
 434         echo ' --help                    print this message [normal config]'
 435         echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
 436         echo ' --host=HOST               configure for HOST [determined via config.guess]'
 437         echo ' --norecursion             configure this directory only [recurse]'
 438         echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
 439         echo ' --program-suffix=FOO      append FOO to installed program names [""]'
 440         echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
 441         echo ' --site=SITE               configure with site-specific makefile for SITE'
 442         echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
 443         echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
 444         echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
 445         echo ' --nfp                     configure for software floating point [hard float]'
 446         echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
 447         echo ' --without-FOO             package FOO is NOT available'
 448         echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
 449         echo ' --disable-FOO             do not include feature FOO'
 450         echo
 451         echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
 452         echo
 453         if [ -r config.status ] ; then
 454                 cat config.status
 455         fi
 456
 457         exit 1
 458 fi
 459
 460 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 461 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
 462 topsrcdir=`cd \`dirname ${progname}\`; pwd`
 463
 464 # this is a hack.  sun4 must always be a valid host alias or this will fail.
 465 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
 466         true
 467 else
 468         echo '***' cannot find config.sub.  1>&2
 469         exit 1
 470 fi
 471
 472 touch config.junk
 473 if ${config_shell} ${moveifchange} config.junk config.trash ; then
 474         true
 475 else
 476         echo '***' cannot find move-if-change.  1>&2
 477         exit 1
 478 fi
 479 rm -f config.junk config.trash
 480
 481 case "${srcdir}" in
 482 "")
 483         if [ -r configure.in ] ; then
 484                 srcdir=.
 485         else
 486                 if [ -r ${progname}.in ] ; then
 487                         srcdir=`echo ${progname} | sed 's:/configure$::'`
 488                 else
 489                         echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
 490                         exit 1
 491                 fi
 492         fi
 493         ;;
 494 *)
 495         # Set srcdir to "." if that's what it is.
 496         # This is important for multilib support.
 497         if [ ! -d ${srcdir} ] ; then
 498                 echo "Invalid source directory ${srcdir}" >&2
 499                 exit 1
 500         fi
 501         pwd=`pwd`
 502         srcpwd=`cd ${srcdir} ; pwd`
 503         if [ "${pwd}" = "${srcpwd}" ] ; then
 504                 srcdir=.
 505         fi
 506 esac
 507
 508 ### warn about some conflicting configurations.
 509
 510 case "${srcdir}" in
 511 ".") ;;
 512 *)
 513         if [ -f ${srcdir}/config.status ] ; then
 514                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
 515                 exit 1
 516         fi
 517 esac
 518
 519 # default exec_prefix
 520 case "${exec_prefixoption}" in
 521 "") exec_prefix="\$(prefix)" ;;
 522 *) ;;
 523 esac
 524
 525 # Define the trigger file to make sure configure will re-run whenever
 526 # the gcc version number changes.
 527 if [ "${with_gcc_version_trigger+set}" = set ]; then
 528     gcc_version_trigger="$with_gcc_version_trigger"
 529     gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${with_gcc_version_trigger}`
 530 else
 531     # If gcc's sources are available, define the trigger file.
 532     if [ -f ${topsrcdir}/gcc/version.c ] ; then
 533         gcc_version_trigger=${topsrcdir}/gcc/version.c
 534         gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
 535         case "$arguments" in
 536           *--with-gcc-version-trigger=$gcc_version_trigger* )
 537             ;;
 538           * )
 539             # Make sure configure.in knows about this.
 540             arguments="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
 541             ;;
 542         esac
 543         withoptions="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
 544     fi
 545 fi
 546
 547 ### break up ${srcdir}/configure.in.
 548 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
 549 "")
 550         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
 551         # Check for a directory that's been converted to use autoconf since
 552         # it was last configured.
 553         if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
 554           echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
 555           if [ -r ${srcdir}/configure ] ; then
 556             echo '***' Running the local configure script. 1>&2
 557             case "${cache_file}" in
 558             "") cache_file_option= ;;
 559             *)  cache_file_option="--cache-file=${cache_file}" ;;
 560             esac
 561             srcdiroption="--srcdir=${srcdir}"
 562             case "${build_alias}" in
 563             "") buildopt= ;;
 564             *)  buildopt="--build=${build_alias}" ;;
 565             esac
 566             eval exec ${config_shell} ${srcdir}/configure ${verbose} \
 567                 ${buildopt} --host=${host_alias} --target=${target_alias} \
 568                 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
 569                 ${srcdiroption} \
 570                 ${program_prefixoption} ${program_suffixoption} \
 571                 ${program_transform_nameoption} ${site_option} \
 572                 ${withoptions} ${withoutoptions} \
 573                 ${enableoptions} ${disableoptions} ${floating_pointoption} \
 574                 ${cache_file_option} ${removing} ${other_options} ${redirect}
 575           else
 576             echo '***' There is no configure script present though. 1>&2
 577           fi
 578         fi
 579         exit 1
 580         ;;
 581 *) ;;
 582 esac
 583
 584 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
 585 "")
 586         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
 587         exit 1
 588         ;;
 589 *) ;;
 590 esac
 591
 592 case "${TMPDIR}" in
 593 "") TMPDIR=/tmp ; export TMPDIR ;;
 594 *) ;;
 595 esac
 596
 597 # keep this filename short for &%*%$*# 14 char file names
 598 tmpfile=${TMPDIR}/cONf$$
 599 # Note that under many versions of sh a trap handler for 0 will *override* any
 600 # exit status you explicitly specify!  At this point, the only non-error exit
 601 # is at the end of the script; these actions are duplicated there, minus
 602 # the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
 603 # trap handler, or you'll lose.
 604 trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
 605
 606 # split ${srcdir}/configure.in into common, per-host, per-target,
 607 # and post-target parts.  Post-target is optional.
 608 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
 609 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
 610 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
 611   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
 612   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
 613 else
 614   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
 615   echo >${tmpfile}.pos
 616 fi
 617
 618 ### do common part of configure.in
 619
 620 . ${tmpfile}.com
 621
 622 # some sanity checks on configure.in
 623 case "${srctrigger}" in
 624 "")
 625         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
 626         exit 1
 627         ;;
 628 *) ;;
 629 esac
 630
 631 case "${build_alias}" in
 632 "")
 633         if result=`${config_shell} ${configsub} ${host_alias}` ; then
 634             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 635             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 636             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 637             build=${build_cpu}-${build_vendor}-${build_os}
 638             build_alias=${host_alias}
 639         fi
 640         ;;
 641 *)
 642         if result=`${config_shell} ${configsub} ${build_alias}` ; then
 643             buildopt="--build=${build_alias}"
 644             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 645             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 646             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 647             build=${build_cpu}-${build_vendor}-${build_os}
 648         else
 649             echo "Unrecognized build system name ${build_alias}." 1>&2
 650             exit 1
 651         fi
 652         ;;
 653 esac
 654
 655 if result=`${config_shell} ${configsub} ${host_alias}` ; then
 656     true
 657 else
 658     echo "Unrecognized host system name ${host_alias}." 1>&2
 659     exit 1
 660 fi
 661 host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 662 host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 663 host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 664 host=${host_cpu}-${host_vendor}-${host_os}
 665
 666 . ${tmpfile}.hst
 667
 668 if result=`${config_shell} ${configsub} ${target_alias}` ; then
 669     true
 670 else
 671     echo "Unrecognized target system name ${target_alias}." 1>&2
 672     exit 1
 673 fi
 674 target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 675 target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 676 target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 677 target=${target_cpu}-${target_vendor}-${target_os}
 678
 679 . ${tmpfile}.tgt
 680
 681 # Find the source files, if location was not specified.
 682 case "${srcdir}" in
 683 "")
 684         srcdirdefaulted=1
 685         srcdir=.
 686         if [ ! -r ${srctrigger} ] ; then
 687                 srcdir=..
 688         fi
 689         ;;
 690 *) ;;
 691 esac
 692
 693 if [ ! -r ${srcdir}/${srctrigger} ] ; then
 694         case "${srcdirdefaulted}" in
 695         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
 696         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
 697         esac
 698
 699         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 700         exit 1
 701 fi
 702
 703 # Some systems (e.g., one of the i386-aix systems the gas testers are
 704 # using) don't handle "\$" correctly, so don't use it here.
 705 tooldir='$(exec_prefix)'/${target_alias}
 706
 707 if [ "${host_alias}" != "${target_alias}" ] ; then
 708     if [ "${program_prefixoption}" = "" ] ; then
 709         if [ "${program_suffixoption}" = "" ] ; then
 710             if [ "${program_transform_nameoption}" = "" ] ; then
 711                 program_prefix=${target_alias}- ;
 712             fi
 713         fi
 714     fi
 715 fi
 716
 717 # Merge program_prefix and program_suffix onto program_transform_name.
 718 # (program_suffix used to use $, but it's hard to preserve $ through both
 719 # make and sh.)
 720 if [ "${program_suffix}" != "" ] ; then
 721     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
 722 fi
 723
 724 if [ "${program_prefix}" != "" ] ; then
 725     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
 726 fi
 727
 728 # If CC and CXX are not set in the environment, and the Makefile
 729 # exists, try to extract them from it.  This is to handle running
 730 # ./config.status by hand.
 731 if [ -z "${CC}" -a -r Makefile ]; then
 732   sed -n -e ':loop
 733 /\\$/ N
 734 s/\\\n//g
 735 t loop
 736 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 737   CC=`tail -1 Makefile.cc`
 738   rm -f Makefile.cc
 739 fi
 740
 741 if [ -z "${CFLAGS}" -a -r Makefile ]; then
 742   sed -n -e ':loop
 743 /\\$/ N
 744 s/\\\n//g
 745 t loop
 746 /^CFLAGS[       ]*=/ s/CFLAGS[  ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 747   CFLAGS=`tail -1 Makefile.cc`
 748   rm -f Makefile.cc
 749 fi
 750
 751 if [ -z "${CXX}" -a -r Makefile ]; then
 752   sed -n -e ':loop
 753 /\\$/ N
 754 s/\\\n//g
 755 t loop
 756 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 757   CXX=`tail -1 Makefile.cc`
 758   rm -f Makefile.cc
 759 fi
 760
 761 if [ -z "${CXXFLAGS}" -a -r Makefile ]; then
 762   sed -n -e ':loop
 763 /\\$/ N
 764 s/\\\n//g
 765 t loop
 766 /^CXXFLAGS[     ]*=/ s/CXXFLAGS[        ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 767   CXXFLAGS=`tail -1 Makefile.cc`
 768   rm -f Makefile.cc
 769 fi
 770
 771 # Generate a default definition for YACC.  This is used if the makefile can't
 772 # locate bison or byacc in objdir.
 773
 774 for prog in 'bison -y' byacc yacc
 775 do
 776   set dummy $prog; tmp=$2
 777   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 778   for dir in $PATH; do
 779     test -z "$dir" && dir=.
 780     if test -f $dir/$tmp; then
 781       DEFAULT_YACC="$prog"
 782       break
 783     fi
 784   done
 785   IFS="$save_ifs"
 786
 787   test -n "$DEFAULT_YACC" && break
 788 done
 789
 790 # Generate a default definition for M4.  This is used if the makefile can't
 791 # locate m4 in objdir.
 792
 793 for prog in gm4 gnum4 m4
 794 do
 795   set dummy $prog; tmp=$2
 796   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 797   for dir in $PATH; do
 798     test -z "$dir" && dir=.
 799     if test -f $dir/$tmp; then
 800       DEFAULT_M4="$prog"
 801       break
 802     fi
 803   done
 804   IFS="$save_ifs"
 805
 806   test -n "$DEFAULT_M4" && break
 807 done
 808
 809 # Generate a default definition for LEX.  This is used if the makefile can't
 810 # locate flex in objdir.
 811
 812 for prog in flex lex
 813 do
 814   set dummy $prog; tmp=$2
 815   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 816   for dir in $PATH; do
 817     test -z "$dir" && dir=.
 818     if test -f $dir/$tmp; then
 819       DEFAULT_LEX="$prog"
 820       break
 821     fi
 822   done
 823   IFS="$save_ifs"
 824
 825   test -n "$DEFAULT_LEX" && break
 826 done
 827
 828 if [ "${build}" != "${host}" ]; then
 829   # If we are doing a Canadian Cross, in which the host and build systems
 830   # are not the same, we set reasonable default values for the tools.
 831
 832   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
 833   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
 834   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET HOST_PREFIX"
 835   tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
 836   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
 837   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
 838
 839   for var in ${tools}; do
 840     if [ -z "`eval 'echo $'"${var}"`" -a -r Makefile ]; then
 841       sed -n -e ':loop
 842 /\\$/ N
 843 s/\\\n//g
 844 t loop
 845 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
 846         < Makefile > Makefile.v
 847       t=`tail -1 Makefile.v`
 848       if [ -n "${t}" ]; then
 849         eval "${var}='${t}'"
 850       fi
 851       rm -f Makefile.v
 852     fi
 853   done
 854
 855   AR=${AR-${host_alias}-ar}
 856   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
 857   AS=${AS-${host_alias}-as}
 858   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
 859   BISON=${BISON-bison}
 860   CC=${CC-${host_alias}-gcc}
 861   CFLAGS=${CFLAGS-"-g -O2"}
 862   CXX=${CXX-${host_alias}-c++}
 863   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 864   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
 865   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
 866   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
 867   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
 868   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
 869   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
 870   HOST_PREFIX=${build_alias}-
 871   HOST_PREFIX_1=${build_alias}-
 872   LD=${LD-${host_alias}-ld}
 873   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
 874   MAKEINFO=${MAKEINFO-makeinfo}
 875   NM=${NM-${host_alias}-nm}
 876   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
 877   RANLIB=${RANLIB-${host_alias}-ranlib}
 878   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
 879   WINDRES=${WINDRES-${host_alias}-windres}
 880   WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
 881
 882   if [ -z "${YACC}" ]; then
 883     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 884     for dir in $PATH; do
 885       test -z "$dir" && dir=.
 886       if test -f $dir/bison; then
 887         YACC="bison -y"
 888         break
 889       fi
 890       if test -f $dir/byacc; then
 891         YACC=byacc
 892         break
 893       fi
 894       if test -f $dir/yacc; then
 895         YACC=yacc
 896         break
 897       fi
 898     done
 899     IFS="$save_ifs"
 900     if [ -z "${YACC}" ]; then
 901       YACC="bison -y"
 902     fi
 903   fi
 904
 905   if [ -z "${LEX}" ]; then
 906     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 907     for dir in $PATH; do
 908       test -z "$dir" && dir=.
 909       if test -f $dir/flex; then
 910         LEX=flex
 911         break
 912       fi
 913       if test -f $dir/lex; then
 914         LEX=lex
 915         break
 916       fi
 917     done
 918     IFS="$save_ifs"
 919     LEX=${LEX-flex}
 920   fi
 921
 922   # Export variables which autoconf might try to set.
 923   export AS
 924   export AR
 925   export CC_FOR_BUILD
 926   export DLLTOOL
 927   export LD
 928   export NM
 929   export RANLIB
 930   export WINDRES
 931 else
 932   # If CC is still not set, try to get gcc.
 933   if [ -z "${CC}" ]; then
 934     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 935     for dir in $PATH; do
 936       test -z "$dir" && dir=.
 937       if test -f $dir/gcc; then
 938         CC="gcc"
 939         echo 'void f(){}' > conftest.c
 940         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
 941           CFLAGS=${CFLAGS-"-g -O2"}
 942           CXXFLAGS=${CXXFLAGS-"-g -O2"}
 943         else
 944           CFLAGS=${CFLAGS-"-O2"}
 945           CXXFLAGS=${CXXFLAGS-"-O2"}
 946         fi
 947         rm -f conftest*
 948         break
 949       fi
 950     done
 951     IFS="$save_ifs"
 952     CC=${CC-cc}
 953   fi
 954
 955   CXX=${CXX-"c++"}
 956   CFLAGS=${CFLAGS-"-g"}
 957   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 958 fi
 959
 960 export CC
 961 export CXX
 962 export CFLAGS
 963 export CXXFLAGS
 964
 965 # FIXME: This should be in configure.in, not configure
 966 case "$host" in
 967         *go32*)
 968             enable_gdbtk=no ;;
 969         *msdosdjgpp*)
 970             enable_gdbtk=no ;;
 971         *cygwin32*)
 972             enable_gdbtk=no ;;
 973 esac
 974
 975 # FIXME: This should be in configure.in, not configure
 976 # Determine whether gdb needs tk/tcl or not.
 977 if [ "$enable_gdbtk" != "no" ]; then
 978         GDB_TK="all-tcl all-tk all-itcl all-tix"
 979 else
 980         GDB_TK=""
 981 fi
 982
 983 for subdir in . ${subdirs} ; do
 984
 985     # ${subdir} is relative path from . to the directory we're currently
 986     # configuring.
 987     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
 988     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
 989
 990     ### figure out what to do with srcdir
 991     case "${srcdir}" in
 992         ".")  # no -srcdir option.  We're building in place.
 993                 makesrcdir=. ;;
 994         /*) # absolute path
 995                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
 996                 ;;
 997         *) # otherwise relative
 998                 case "${subdir}" in
 999                 .) makesrcdir=${srcdir} ;;
1000                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
1001                 esac
1002                 ;;
1003     esac
1004
1005     if [ "${subdir}/" != "./" ] ; then
1006         Makefile=${subdir}/Makefile
1007     fi
1008
1009     if [ ! -d ${subdir} ] ; then
1010         if mkdir ${subdir} ; then
1011                 true
1012         else
1013                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
1014                 exit 1
1015         fi
1016     fi
1017
1018     case "${removing}" in
1019     "")
1020         case "${subdir}" in
1021         .) ;;
1022         *) eval echo Building in ${subdir} ${redirect} ;;
1023         esac
1024
1025         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1026         # Set up the list of links to be made.
1027         # ${links} is the list of link names, and ${files} is the list of names to link to.
1028
1029         # Make the links.
1030         configlinks="${links}"
1031         if [ -r ${subdir}/config.status ] ; then
1032                 mv -f ${subdir}/config.status ${subdir}/config.back
1033         fi
1034         while [ -n "${files}" ] ; do
1035                 # set file to car of files, files to cdr of files
1036                 set ${files}; file=$1; shift; files=$*
1037                 set ${links}; link=$1; shift; links=$*
1038
1039                 if [ ! -r ${srcdir}/${file} ] ; then
1040                   if [ ! -r ${file} ] ; then
1041
1042                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1043                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1044                         exit 1
1045                   else
1046                         srcfile=${file}
1047                   fi
1048                 else
1049                         srcfile=${srcdir}/${file}
1050                 fi
1051
1052                 ${remove} -f ${link}
1053                 # Make a symlink if possible, otherwise try a hard link
1054                 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1055                         true
1056                 else
1057                         # We need to re-remove the file because Lynx leaves a
1058                         # very strange directory there when it fails an NFS symlink.
1059                         ${remove} -r -f ${link}
1060                         ${hard_link} ${srcfile} ${link}
1061                 fi
1062                 if [ ! -r ${link} ] ; then
1063                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1064                         exit 1
1065                 fi
1066
1067                 echo "Linked \"${link}\" to \"${srcfile}\"."
1068         done
1069
1070         # Create a .gdbinit file which runs the one in srcdir
1071         # and tells GDB to look there for source files.
1072
1073         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
1074                 case ${srcdir} in
1075                 .) ;;
1076                 *) cat > ${subdir}/.gdbinit <<EOF
1077 # ${NO_EDIT}
1078 dir ${makesrcdir}
1079 dir .
1080 source ${makesrcdir}/.gdbinit
1081 EOF
1082                         ;;
1083                 esac
1084         fi
1085
1086         # Install a makefile, and make it set VPATH
1087         # if necessary so that the sources are found.
1088         # Also change its value of srcdir.
1089         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
1090         # been somewhat optimized and is perhaps a bit twisty.
1091
1092         # code is order so as to try to sed the smallest input files we know.
1093         # so do these separately because I don't trust the order of sed -e expressions.
1094
1095         # the five makefile fragments MUST end up in the resulting Makefile in this order:
1096         # package macros, target, host, site, and package rules.
1097
1098         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
1099
1100             # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1101             rm -f ${subdir}/${Makefile}.tem
1102             case "${package_makefile_rules_frag}" in
1103               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
1104               *)
1105                       if [ ! -f ${package_makefile_rules_frag} ] ; then
1106                               package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
1107                       fi
1108                       if [ -f ${package_makefile_rules_frag} ] ; then
1109                               sed -e "/^####/  r ${package_makefile_rules_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}.tem
1110                       else
1111                               echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1112                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1113                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
1114                       fi
1115             esac
1116             # working copy now in ${Makefile}.tem
1117
1118             # Conditionalize for this site.
1119             rm -f ${Makefile}
1120               case "${site}" in
1121               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1122               *)
1123                       site_makefile_frag=${srcdir}/config/ms-${site}
1124
1125                       if [ -f ${site_makefile_frag} ] ; then
1126                               sed -e "/^####/  r ${site_makefile_frag}" ${subdir}/Makefile.tem \
1127                                       > ${Makefile}
1128                       else
1129                               mv ${subdir}/Makefile.tem ${Makefile}
1130                               site_makefile_frag=
1131                       fi
1132                       ;;
1133             esac
1134             # working copy now in ${Makefile}
1135
1136             # Conditionalize the makefile for this host.
1137             rm -f ${subdir}/Makefile.tem
1138             case "${host_makefile_frag}" in
1139               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1140               *)
1141                       if [ ! -f ${host_makefile_frag} ] ; then
1142                               host_makefile_frag=${srcdir}/${host_makefile_frag}
1143                       fi
1144                       if [ -f ${host_makefile_frag} ] ; then
1145                               sed -e "/^####/  r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1146                       else
1147                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1148                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1149                               mv ${Makefile} ${subdir}/Makefile.tem
1150                       fi
1151             esac
1152             # working copy now in ${subdir)/Makefile.tem
1153
1154             # Conditionalize the makefile for this target.
1155             rm -f ${Makefile}
1156             case "${target_makefile_frag}" in
1157               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1158               *)
1159                       if [ ! -f ${target_makefile_frag} ] ; then
1160                               target_makefile_frag=${srcdir}/${target_makefile_frag}
1161                       fi
1162                       if [ -f ${target_makefile_frag} ] ; then
1163                               sed -e "/^####/  r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1164                       else
1165                               mv ${subdir}/Makefile.tem ${Makefile}
1166                               target_makefile_frag=
1167                       fi
1168                       ;;
1169             esac
1170             # working copy now in ${Makefile}
1171
1172             # Emit the default values of this package's macros.
1173             rm -f ${subdir}/Makefile.tem
1174             case "${package_makefile_frag}" in
1175               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1176               *)
1177                       if [ ! -f ${package_makefile_frag} ] ; then
1178                               package_makefile_frag=${srcdir}/${package_makefile_frag}
1179                       fi
1180                       if [ -f ${package_makefile_frag} ] ; then
1181                               sed -e "/^####/  r ${package_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1182                       else
1183                               echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
1184                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1185                               mv ${Makefile} ${subdir}/Makefile.tem
1186                       fi
1187             esac
1188             # real copy now in ${subdir}/Makefile.tem
1189
1190             # prepend warning about editting, and a bunch of variables.
1191             rm -f ${Makefile}
1192             cat > ${Makefile} <<EOF
1193 # ${NO_EDIT}
1194 VPATH = ${makesrcdir}
1195 links = ${configlinks}
1196 host_alias = ${host_alias}
1197 host_cpu = ${host_cpu}
1198 host_vendor = ${host_vendor}
1199 host_os = ${host_os}
1200 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1201 target_alias = ${target_alias}
1202 target_cpu = ${target_cpu}
1203 target_vendor = ${target_vendor}
1204 target_os = ${target_os}
1205 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1206 EOF
1207             case "${build}" in
1208               "") ;;
1209               *)  cat >> ${Makefile} << EOF
1210 build_alias = ${build_alias}
1211 build_cpu = ${build_cpu}
1212 build_vendor = ${build_vendor}
1213 build_os = ${build_os}
1214 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1215 EOF
1216             esac
1217
1218             case "${package_makefile_frag}" in
1219               "") ;;
1220               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1221               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1222             esac
1223
1224             case "${target_makefile_frag}" in
1225               "") ;;
1226               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1227               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1228             esac
1229
1230             case "${host_makefile_frag}" in
1231               "") ;;
1232               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1233               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1234             esac
1235
1236             if [ "${site_makefile_frag}" != "" ] ; then
1237                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1238             fi
1239
1240             # provide a proper gxx_include_dir to all subdirs.
1241             # Note, if you change the default, make sure to fix both here
1242             # and in the gcc subdirectory.
1243             # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1244             gxx_include_dir=
1245             if test -n "${with_gxx_include_dir}"; then
1246                 case "${with_gxx_include_dir}" in
1247                   yes )
1248                     echo "configure: error: bad value ${withval} given for g++ include directory" 1>&2
1249                     exit 1
1250                     ;;
1251                   no )
1252                     ;;
1253                   * )
1254                     gxx_include_dir=${with_gxx_include_dir}
1255                     ;;
1256                 esac
1257             fi
1258             if test x${gxx_include_dir} = x; then
1259                 if test x${enable_version_specific_runtime_libs} = xyes; then
1260                     echo gxx_include_dir = '${libsubdir}/include/g++' >> ${Makefile}
1261                 else
1262                     echo gxx_include_dir = '${prefix}/include/g++' >> ${Makefile}
1263                 fi
1264             else
1265                 echo gxx_include_dir = ${gxx_include_dir} >> ${Makefile}
1266             fi
1267
1268             # record if we want to build shared libs.
1269             if test -z "${enable_shared}"; then
1270                 echo enable_shared = no >> ${Makefile}
1271             else
1272                 echo enable_shared = ${enable_shared} >> ${Makefile}
1273             fi
1274             # record if we want to rumtime library stuff installed in libsubdir.
1275             if test -z "${enable_version_specific_runtime_libs}"; then
1276                 echo enable_version_specific_runtime_libs = no >> ${Makefile}
1277             else
1278                 echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
1279             fi
1280
1281             # Emit a macro which describes the file containing gcc's
1282             # version number.
1283             echo gcc_version_trigger = ${gcc_version_trigger} >> ${Makefile}
1284             # And emit a macro defining gcc's version number.
1285             echo gcc_version = ${gcc_version} >> ${Makefile}
1286
1287             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1288             # remove any form feeds.
1289             if [ -z "${subdirs}" ]; then
1290                 rm -f ${subdir}/Makefile.tm2
1291                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
1292                     -e "s:^NONSUBDIRS[  ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1293                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tm2
1294                 rm -f ${subdir}/Makefile.tem
1295                 mv ${subdir}/Makefile.tm2 ${subdir}/Makefile.tem
1296             fi
1297             sed     -e "s|^prefix[      ]*=.*$|prefix = ${prefix}|" \
1298                     -e "s|^exec_prefix[         ]*=.*$|exec_prefix = ${exec_prefix}|" \
1299                     -e "/^CC[   ]*=/{
1300                         :loop1
1301                         /\\\\$/ N
1302                         s/\\\\\\n//g
1303                         t loop1
1304                         s%^CC[  ]*=.*$%CC = ${CC}%
1305                         }" \
1306                     -e "/^CXX[  ]*=/{
1307                         :loop2
1308                         /\\\\$/ N
1309                         s/\\\\\\n//g
1310                         t loop2
1311                         s%^CXX[         ]*=.*$%CXX = ${CXX}%
1312                         }" \
1313                     -e "/^CFLAGS[       ]*=/{
1314                         :loop3
1315                         /\\\\$/ N
1316                         s/\\\\\\n//g
1317                         t loop3
1318                         s%^CFLAGS[      ]*=.*$%CFLAGS = ${CFLAGS}%
1319                         }" \
1320                     -e "/^CXXFLAGS[     ]*=/{
1321                         :loop4
1322                         /\\\\$/ N
1323                         s/\\\\\\n//g
1324                         t loop4
1325                         s%^CXXFLAGS[    ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1326                         }" \
1327                     -e "s|^SHELL[        ]*=.*$|SHELL = ${config_shell}|" \
1328                     -e "s:^GDB_TK[       ]*=.*$:GDB_TK = ${GDB_TK}:" \
1329                     -e "s|^srcdir[      ]*=.*$|srcdir = ${makesrcdir}|" \
1330                     -e "s/\f//" \
1331                     -e "s:^program_prefix[      ]*=.*$:program_prefix = ${program_prefix}:" \
1332                     -e "s:^program_suffix[      ]*=.*$:program_suffix = ${program_suffix}:" \
1333                     -e "s:^program_transform_name[      ]*=.*$:program_transform_name = ${program_transform_name}:" \
1334                     -e "s|^tooldir[     ]*=.*$|tooldir = ${tooldir}|" \
1335                     -e "s:^DEFAULT_YACC[         ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1336                     -e "s:^DEFAULT_LEX[  ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
1337                     -e "s:^DEFAULT_M4[  ]*=.*$:DEFAULT_M4 = ${DEFAULT_M4}:" \
1338                     ${subdir}/Makefile.tem >> ${Makefile}
1339
1340             # If this is a Canadian Cross, preset the values of many more
1341             # tools.
1342             if [ "${build}" != "${host}" ]; then
1343                 for var in ${tools}; do
1344                     val=`eval 'echo $'"${var}"`
1345                     sed -e "/^${var}[   ]*=/{
1346                            :loop1
1347                            /\\\\$/ N
1348                            /\\\\$/ b loop1
1349                            s/\\\\\\n//g
1350                            s%^${var}[   ]*=.*$%${var} = ${val}%
1351                            }" ${Makefile} > ${Makefile}.tem
1352                     mv -f ${Makefile}.tem ${Makefile}
1353                 done
1354             fi
1355
1356             # final copy now in ${Makefile}
1357
1358         else
1359            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1360         fi
1361
1362         rm -f ${subdir}/Makefile.tem
1363
1364         case "${host_makefile_frag}" in
1365         "") using= ;;
1366         *) using="and \"${host_makefile_frag}\"" ;;
1367         esac
1368
1369         case "${target_makefile_frag}" in
1370         "") ;;
1371         *) using="${using} and \"${target_makefile_frag}\"" ;;
1372         esac
1373
1374         case "${site_makefile_frag}" in
1375         "") ;;
1376         *) using="${using} and \"${site_makefile_frag}\"" ;;
1377         esac
1378
1379         newusing=`echo "${using}" | sed 's/and/using/'`
1380         using=${newusing}
1381         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1382
1383         . ${tmpfile}.pos
1384
1385         # describe the chosen configuration in config.status.
1386         # Make that file a shellscript which will reestablish
1387         # the same configuration.  Used in Makefiles to rebuild
1388         # Makefiles.
1389
1390         case "${norecursion}" in
1391         "") arguments="${arguments} --norecursion" ;;
1392         *) ;;
1393         esac
1394
1395         if [ ${subdir} = . ] ; then
1396             echo "#!/bin/sh
1397 # ${NO_EDIT}
1398 # This directory was configured as follows:
1399 ${progname}" ${arguments}  "
1400 # ${using}" > ${subdir}/config.new
1401         else
1402             echo "#!/bin/sh
1403 # ${NO_EDIT}
1404 # This directory was configured as follows:
1405 cd ${invsubdir}
1406 ${progname}" ${arguments}  "
1407 # ${using}" > ${subdir}/config.new
1408         fi
1409         chmod a+x ${subdir}/config.new
1410         if [ -r ${subdir}/config.back ] ; then
1411                 mv -f ${subdir}/config.back ${subdir}/config.status
1412         fi
1413         ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1414         ;;
1415
1416     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1417     esac
1418 done
1419
1420 # If there are subdirectories, then recur.
1421 if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
1422         for configdir in ${configdirs} ; do
1423
1424                 if [ -d ${srcdir}/${configdir} ] ; then
1425                         eval echo Configuring ${configdir}... ${redirect}
1426                         case "${srcdir}" in
1427                         ".") ;;
1428                         *)
1429                                 if [ ! -d ./${configdir} ] ; then
1430                                         if mkdir ./${configdir} ; then
1431                                                 true
1432                                         else
1433                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
1434                                                 exit 1
1435                                         fi
1436                                 fi
1437                                 ;;
1438                         esac
1439
1440                         POPDIR=${PWD=`pwd`}
1441                         cd ${configdir}
1442
1443 ### figure out what to do with srcdir
1444                         case "${srcdir}" in
1445                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1446                         /*) # absolute path
1447                                 newsrcdir=${srcdir}/${configdir}
1448                                 srcdiroption="--srcdir=${newsrcdir}"
1449                                 ;;
1450                         ?:*) # absolute path on win32
1451                                 newsrcdir=${srcdir}/${configdir}
1452                                 srcdiroption="--srcdir=${newsrcdir}"
1453                                 ;;
1454                         *) # otherwise relative
1455                                 newsrcdir=../${srcdir}/${configdir}
1456                                 srcdiroption="--srcdir=${newsrcdir}"
1457                                 ;;
1458                         esac
1459
1460                         # Handle --cache-file=../XXX
1461                         case "${cache_file}" in
1462                         "") # empty
1463                                 ;;
1464                         /*) # absolute path
1465                                 cache_file_option="--cache-file=${cache_file}"
1466                                 ;;
1467                         ?:*) # absolute path on win32
1468                                 cache_file_option="--cache-file=${cache_file}"
1469                                 ;;
1470                         *) # relative path
1471                                 cache_file_option="--cache-file=../${cache_file}"
1472                                 ;;
1473                         esac
1474
1475 ### check for guested configure, otherwise fix possibly relative progname
1476                         if [ -f ${newsrcdir}/configure ] ; then
1477                                 recprog=${newsrcdir}/configure
1478                         elif [ -f ${newsrcdir}/configure.in ] ; then
1479                                 case "${progname}" in
1480                                 /*)     recprog=${progname} ;;
1481                                 ?:*)    recprog=${progname} ;;
1482                                 *)      recprog=../${progname} ;;
1483                                 esac
1484                         else
1485                                 eval echo No configuration information in ${configdir} ${redirect}
1486                                 recprog=
1487                         fi
1488
1489 ### The recursion line is here.
1490                         if [ ! -z "${recprog}" ] ; then
1491                                 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
1492                                         ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1493                                         ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
1494                                         true
1495                                 else
1496                                         echo Configure in `pwd` failed, exiting. 1>&2
1497                                         exit 1
1498                                 fi
1499                         fi
1500
1501                         cd ${POPDIR}
1502                 fi
1503         done
1504 fi
1505
1506 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1507 # and reset the trap handler.
1508 rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1509 trap 0
1510
1511 exit 0
1512
1513 #
1514 # Local Variables:
1515 # fill-column: 131
1516 # End:
1517 #
1518
1519 # end of configure