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