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