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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
34export PATH || (echo "OOPS, this isn't sh. Desperation time. I will feed myself to sh."; sh $0 $argv; kill $$)
35
36remove=rm
37hard_link=ln
38symbolic_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
47Makefile=Makefile
48Makefile_in=Makefile.in
49arguments=
50build_alias=
51cache_file=config.cache
52cache_file_option=
53configdirs=
54exec_prefix=
55exec_prefixoption=
56fatal=
57floating_point=default
58gas=default
59host_alias=NOHOST
60host_makefile_frag=
61moveifchange=
62norecursion=
63other_options=
64package_makefile_frag=
59739e3c 65package_makefile_rules_frag=
79c06341
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66prefix=/usr/local
67progname=
68program_prefix=
69program_prefixoption=
70program_suffix=
71program_suffixoption=
72program_transform_name=
73program_transform_nameoption=
74redirect=">/dev/null"
75removing=
76site=
77site_makefile_frag=
78site_option=
79srcdir=
80srctrigger=
81subdirs=
82target_alias=NOTARGET
83target_makefile_frag=
84undefs=NOUNDEFS
59739e3c 85version="$Revision: 1.22 $"
79c06341
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86x11=default
87
88### we might need to use some other shell than /bin/sh for running subshells
89
90### If we are on Windows, search for the shell. This will permit people
91### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
92### without also having to set CONFIG_SHELL. This code will work when
93### using bash, which sets OSTYPE.
94case "${OSTYPE}" in
95*win32*)
96 if [ x${CONFIG_SHELL} = x ]; then
97 if [ ! -f /bin/sh ]; then
98 if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
99 CONFIG_SHELL=${SHELL}
100 export CONFIG_SHELL
101 else
102 for prog in sh sh.exe bash bash.exe; do
103 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
104 for dir in $PATH; do
105 test -z "$dir" && dir=.
106 if test -f $dir/$prog; then
107 CONFIG_SHELL=$dir/$prog
108 export CONFIG_SHELL
109 break
110 fi
111 done
112 IFS="$save_ifs"
113 test -n "${CONFIG_SHELL}" && break
114 done
115 fi
116 fi
117 fi
118 ;;
119esac
120
121config_shell=${CONFIG_SHELL-/bin/sh}
122
123NO_EDIT="This file was generated automatically by configure. Do not edit."
124
125## this is a little touchy and won't always work, but...
126##
127## if the argv[0] starts with a slash then it is an absolute name that can (and
128## must) be used as is.
129##
130## otherwise, if argv[0] has no slash in it, we can assume that it is on the
131## path. Since PATH might include "." we also add `pwd` to the end of PATH.
132##
133
134progname=$0
135# if PWD already has a value, it is probably wrong.
136if [ -n "$PWD" ]; then PWD=`pwd`; fi
137
138case "${progname}" in
139/*) ;;
140*/*) ;;
141*)
142 PATH=$PATH:${PWD=`pwd`} ; export PATH
143 ;;
144esac
145
146# Loop over all args
147
148while :
149do
150
151# Break out if there are no more args
152 case $# in
153 0)
154 break
155 ;;
156 esac
157
158# Get the first arg, and shuffle
159 option=$1
160 shift
161
162# Make all options have two hyphens
163 orig_option=$option # Save original for error messages
164 case $option in
165 --*) ;;
166 -*) option=-$option ;;
167 esac
168
169# Split out the argument for options that take them
170 case $option in
171 --*=*)
172 optarg=`echo $option | sed -e 's/^[^=]*=//'`
173 arguments="$arguments $option"
174 ;;
175# These options have mandatory values. Since we didn't find an = sign,
176# the value must be in the next argument
177 --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*)
178 optarg=$1
179 shift
180 arguments="$arguments $option=$optarg"
181 ;;
182 --v)
183 arguments="$arguments -v"
184 ;;
185 --*)
186 arguments="$arguments $option"
187 ;;
188 esac
189
190# Now, process the options
191 case $option in
192
193 --build* | --bu*)
194 case "$build_alias" in
195 "") build_alias=$optarg ;;
196 *) echo '***' Can only configure for one build machine at a time. 1>&2
197 fatal=yes
198 ;;
199 esac
200 ;;
201 --cache*)
202 cache_file=$optarg
203 ;;
204 --disable-*)
205 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
206 eval $enableopt=no
207 disableoptions="$disableoptions $option"
208 ;;
209 --enable-*)
210 case "$option" in
211 *=*) ;;
212 *) optarg=yes ;;
213 esac
214
215 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
216 eval "$enableopt='$optarg'"
217 enableoptions="$enableoptions '$option'"
218 ;;
219 --exec-prefix* | --ex*)
220 exec_prefix=$optarg
221 exec_prefixoption="--exec-prefix=$optarg"
222 ;;
223 --gas | --g*)
224 gas=yes
225 ;;
226 --help | --he*)
227 fatal=yes
228 ;;
229 --host* | --ho*)
230 case $host_alias in
231 NOHOST) host_alias=$optarg ;;
232 *) echo '***' Can only configure for one host at a time. 1>&2
233 fatal=yes
234 ;;
235 esac
236 ;;
237 --nfp | --nf*)
238 floating_point=no
239 floating_pointoption="--nfp"
240 ;;
241 --norecursion | --no*)
242 norecursion=yes
243 ;;
244 --prefix* | --pre*)
245 prefix=$optarg
246 prefixoption="--prefix=$optarg"
247 ;;
248 --program-prefix* | --program-p*)
249 program_prefix=$optarg
250 program_prefixoption="--program-prefix=$optarg"
251 ;;
252 --program-suffix* | --program-s*)
253 program_suffix=$optarg
254 program_suffixoption="--program-suffix=$optarg"
255 ;;
256 --program-transform-name* | --program-t*)
257 # Double any backslashes or dollar signs in the argument
258 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
259 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
260 ;;
261 --rm)
262 removing=--rm
263 ;;
264 --silent | --sil* | --quiet | --q*)
265 redirect=">/dev/null"
266 verbose=--silent
267 ;;
268 --site* | --sit*)
269 site=$optarg
270 site_option="--site=$optarg"
271 ;;
272 --srcdir*/ | --sr*/)
273 # Remove trailing slashes. Otherwise, when the file name gets
274 # bolted into an object file as debug info, it has two slashes
275 # in it. Ordinarily this is ok, but emacs takes double slash
276 # to mean "forget the first part".
277 srcdir=`echo $optarg | sed -e 's:/$::'`
278 ;;
279 --srcdir* | --sr*)
280 srcdir=$optarg
281 ;;
282 --target* | --ta*)
283 case $target_alias in
284 NOTARGET) target_alias=$optarg ;;
285 *) echo '***' Can only configure for one target at a time. 1>&2
286 fatal=yes
287 ;;
288 esac
289 ;;
290 --tmpdir* | --tm*)
291 TMPDIR=$optarg
292 tmpdiroption="--tmpdir=$optarg"
293 ;;
294 --verbose | --v | --verb*)
295 redirect=
296 verbose=--verbose
297 ;;
298 --version | --V | --vers*)
299 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
300 exit 0
301 ;;
302 --with-*)
303 case "$option" in
304 *=*) ;;
305 *) optarg=yes ;;
306 esac
307
308 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
309 eval $withopt="$optarg"
310 withoptions="$withoptions $option"
311 ;;
312 --without-*)
313 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
314 eval $withopt=no
315 withoutoptions="$withoutoptions $option"
316 ;;
317 --x) with_x=yes
318 withoptions="$withoptions --with-x"
319 ;;
320 --x-i* | --x-l*) other_options="$other_options $orig_option"
321 ;;
322 --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*)
323 # These options were added to autoconf for emacs.
324 ;;
325 --*)
326 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
327 exit 1
328 ;;
329 *)
330 case $undefs in
331 NOUNDEFS) undefs=$option ;;
332 *) echo '***' Can only configure for one host and one target at a time. 1>&2
333 fatal=yes
334 ;;
335 esac
336 ;;
337 esac
338done
339
340# process host and target
341
342# Do some error checking and defaulting for the host and target type.
343# The inputs are:
344# configure --host=HOST --target=TARGET UNDEFS
345#
346# The rules are:
347# 1. You aren't allowed to specify --host, --target, and undefs at the
348# same time.
349# 2. Host defaults to undefs.
350# 3. If undefs is not specified, then host defaults to the current host,
351# as determined by config.guess.
352# 4. Target defaults to undefs.
353# 5. If undefs is not specified, then target defaults to host.
354
355case "${fatal}" in
356"")
357 # Make sure that host, target & undefs aren't all specified at the
358 # same time.
359 case $host_alias---$target_alias---$undefs in
360 NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
361 ;;
362 *) echo '***' Can only configure for one host and one target at a time. 1>&2
363 fatal=yes
364 break 2
365 ;;
366 esac
367
368 # Now, do defaulting for host.
369 case $host_alias in
370 NOHOST)
371 case $undefs in
372 NOUNDEFS)
373 # Neither --host option nor undefs were present.
374 # Call config.guess.
375 guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
376 if host_alias=`${config_shell} ${guesssys}`
377 then
378 # If the string we are going to use for
379 # the target is a prefix of the string
380 # we just guessed for the host, then
381 # assume we are running native, and force
382 # the same string for both target and host.
383 case $target_alias in
384 NOTARGET) ;;
385 *)
386 if expr $host_alias : $target_alias >/dev/null
387 then
388 host_alias=$target_alias
389 fi
390 ;;
391 esac
392 echo "Configuring for a ${host_alias} host." 1>&2
393 arguments="--host=$host_alias $arguments"
394 else
395 echo 'Config.guess failed to determine the host type. You need to specify one.' 1>&2
396 fatal=yes
397 fi
398 ;;
399 *)
400 host_alias=$undefs
401 arguments="--host=$host_alias $arguments"
402 undefs=NOUNDEFS
403 ;;
404 esac
405 esac
406
407 # Do defaulting for target. If --target option isn't present, default
408 # to undefs. If undefs isn't present, default to host.
409 case $target_alias in
410 NOTARGET)
411 case $undefs in
412 NOUNDEFS)
413 target_alias=$host_alias
414 ;;
415 *)
416 target_alias=$undefs
417 arguments="--target=$target_alias $arguments"
418 ;;
419 esac
420 esac
421 ;;
422*) ;;
423esac
424
425if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
426 exec 1>&2
427 echo Usage: configure [OPTIONS] [HOST]
428 echo
429 echo Options: [defaults in brackets]
430 echo ' --prefix=MYDIR install into MYDIR [/usr/local]'
431 echo ' --exec-prefix=MYDIR install host-dependent files into MYDIR [/usr/local]'
432 echo ' --help print this message [normal config]'
433 echo ' --build=BUILD configure for building on BUILD [BUILD=HOST]'
434 echo ' --host=HOST configure for HOST [determined via config.guess]'
435 echo ' --norecursion configure this directory only [recurse]'
436 echo ' --program-prefix=FOO prepend FOO to installed program names [""]'
437 echo ' --program-suffix=FOO append FOO to installed program names [""]'
438 echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
439 echo ' --site=SITE configure with site-specific makefile for SITE'
440 echo ' --srcdir=DIR find the sources in DIR [. or ..]'
441 echo ' --target=TARGET configure for TARGET [TARGET=HOST]'
442 echo ' --tmpdir=TMPDIR create temporary files in TMPDIR [/tmp]'
443 echo ' --nfp configure for software floating point [hard float]'
444 echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
445 echo ' --without-FOO package FOO is NOT available'
446 echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
447 echo ' --disable-FOO do not include feature FOO'
448 echo
449 echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
450 echo
451 if [ -r config.status ] ; then
452 cat config.status
453 fi
454
455 exit 1
456fi
457
458configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
459moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
460
461# this is a hack. sun4 must always be a valid host alias or this will fail.
462if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
463 true
464else
465 echo '***' cannot find config.sub. 1>&2
466 exit 1
467fi
468
469touch config.junk
470if ${config_shell} ${moveifchange} config.junk config.trash ; then
471 true
472else
473 echo '***' cannot find move-if-change. 1>&2
474 exit 1
475fi
476rm -f config.junk config.trash
477
478case "${srcdir}" in
479"")
480 if [ -r configure.in ] ; then
481 srcdir=.
482 else
483 if [ -r ${progname}.in ] ; then
484 srcdir=`echo ${progname} | sed 's:/configure$::'`
485 else
486 echo '***' "Can't find configure.in. Try using --srcdir=some_dir" 1>&2
487 exit 1
488 fi
489 fi
490 ;;
491*)
492 # Set srcdir to "." if that's what it is.
493 # This is important for multilib support.
494 if [ ! -d ${srcdir} ] ; then
495 echo "Invalid source directory ${srcdir}" >&2
496 exit 1
497 fi
498 pwd=`pwd`
499 srcpwd=`cd ${srcdir} ; pwd`
500 if [ "${pwd}" = "${srcpwd}" ] ; then
501 srcdir=.
502 fi
503esac
504
505### warn about some conflicting configurations.
506
507case "${srcdir}" in
508".") ;;
509*)
510 if [ -f ${srcdir}/config.status ] ; then
511 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
512 exit 1
513 fi
514esac
515
516# default exec_prefix
517case "${exec_prefixoption}" in
518"") exec_prefix="\$(prefix)" ;;
519*) ;;
520esac
521
522### break up ${srcdir}/configure.in.
523case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
524"")
525 echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
526 # Check for a directory that's been converted to use autoconf since
527 # it was last configured.
528 if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
529 echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
530 if [ -r ${srcdir}/configure ] ; then
531 echo '***' Running the local configure script. 1>&2
532 case "${cache_file}" in
533 "") cache_file_option= ;;
534 *) cache_file_option="--cache-file=${cache_file}" ;;
535 esac
536 srcdiroption="--srcdir=${srcdir}"
537 case "${build_alias}" in
538 "") buildopt= ;;
539 *) buildopt="--build=${build_alias}" ;;
540 esac
541 eval exec ${config_shell} ${srcdir}/configure ${verbose} \
542 ${buildopt} --host=${host_alias} --target=${target_alias} \
543 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
544 ${srcdiroption} \
545 ${program_prefixoption} ${program_suffixoption} \
546 ${program_transform_nameoption} ${site_option} \
547 ${withoptions} ${withoutoptions} \
548 ${enableoptions} ${disableoptions} ${floating_pointoption} \
549 ${cache_file_option} ${removing} ${other_options} ${redirect}
550 else
551 echo '***' There is no configure script present though. 1>&2
552 fi
553 fi
554 exit 1
555 ;;
556*) ;;
557esac
558
559case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
560"")
561 echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
562 exit 1
563 ;;
564*) ;;
565esac
566
567case "${TMPDIR}" in
568"") TMPDIR=/tmp ; export TMPDIR ;;
569*) ;;
570esac
571
572# keep this filename short for &%*%$*# 14 char file names
573tmpfile=${TMPDIR}/cONf$$
574# Note that under many versions of sh a trap handler for 0 will *override* any
575# exit status you explicitly specify! At this point, the only non-error exit
576# is at the end of the script; these actions are duplicated there, minus
577# the "exit 1". Don't use "exit 0" anywhere after this without resetting the
578# trap handler, or you'll lose.
579trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
580
581# split ${srcdir}/configure.in into common, per-host, per-target,
582# and post-target parts. Post-target is optional.
583sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
584sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
585if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
586 sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
587 sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
588else
589 sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
590 echo >${tmpfile}.pos
591fi
592
593### do common part of configure.in
594
595. ${tmpfile}.com
596
597# some sanity checks on configure.in
598case "${srctrigger}" in
599"")
600 echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in. 1>&2
601 exit 1
602 ;;
603*) ;;
604esac
605
606case "${build_alias}" in
607"")
608 if result=`${config_shell} ${configsub} ${host_alias}` ; then
609 build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
610 build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
611 build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
612 build=${build_cpu}-${build_vendor}-${build_os}
613 build_alias=${host_alias}
614 fi
615 ;;
616*)
617 if result=`${config_shell} ${configsub} ${build_alias}` ; then
618 buildopt="--build=${build_alias}"
619 build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
620 build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
621 build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
622 build=${build_cpu}-${build_vendor}-${build_os}
623 else
624 echo "Unrecognized build system name ${build_alias}." 1>&2
625 exit 1
626 fi
627 ;;
628esac
629
630if result=`${config_shell} ${configsub} ${host_alias}` ; then
631 true
632else
633 echo "Unrecognized host system name ${host_alias}." 1>&2
634 exit 1
635fi
636host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
637host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
638host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
639host=${host_cpu}-${host_vendor}-${host_os}
640
641. ${tmpfile}.hst
642
643if result=`${config_shell} ${configsub} ${target_alias}` ; then
644 true
645else
646 echo "Unrecognized target system name ${target_alias}." 1>&2
647 exit 1
648fi
649target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
650target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
651target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
652target=${target_cpu}-${target_vendor}-${target_os}
653
654. ${tmpfile}.tgt
655
656# Find the source files, if location was not specified.
657case "${srcdir}" in
658"")
659 srcdirdefaulted=1
660 srcdir=.
661 if [ ! -r ${srctrigger} ] ; then
662 srcdir=..
663 fi
664 ;;
665*) ;;
666esac
667
668if [ ! -r ${srcdir}/${srctrigger} ] ; then
669 case "${srcdirdefaulted}" in
670 "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
671 *) echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
672 esac
673
674 echo '***' \(At least ${srctrigger} is missing.\) 1>&2
675 exit 1
676fi
677
678# Some systems (e.g., one of the i386-aix systems the gas testers are
679# using) don't handle "\$" correctly, so don't use it here.
680tooldir='$(exec_prefix)'/${target_alias}
681
682if [ "${host_alias}" != "${target_alias}" ] ; then
683 if [ "${program_prefixoption}" = "" ] ; then
684 if [ "${program_suffixoption}" = "" ] ; then
685 if [ "${program_transform_nameoption}" = "" ] ; then
686 program_prefix=${target_alias}- ;
687 fi
688 fi
689 fi
690fi
691
692# Merge program_prefix and program_suffix onto program_transform_name.
693# (program_suffix used to use $, but it's hard to preserve $ through both
694# make and sh.)
695if [ "${program_suffix}" != "" ] ; then
696 program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
697fi
698
699if [ "${program_prefix}" != "" ] ; then
700 program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
701fi
702
703# If CC and CXX are not set in the environment, and the Makefile
704# exists, try to extract them from it. This is to handle running
705# ./config.status by hand.
706if [ -z "${CC}" -a -r Makefile ]; then
707 sed -n -e ':loop
708/\\$/ N
709s/\\\n//g
710t loop
711/^CC[ ]*=/ s/CC[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
712 CC=`tail -1 Makefile.cc`
713 rm -f Makefile.cc
714fi
715
716if [ -z "${CFLAGS}" -a -r Makefile ]; then
717 sed -n -e ':loop
718/\\$/ N
719s/\\\n//g
720t loop
721/^CFLAGS[ ]*=/ s/CFLAGS[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
722 CFLAGS=`tail -1 Makefile.cc`
723 rm -f Makefile.cc
724fi
725
726if [ -z "${CXX}" -a -r Makefile ]; then
727 sed -n -e ':loop
728/\\$/ N
729s/\\\n//g
730t loop
731/^CXX[ ]*=/ s/CXX[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
732 CXX=`tail -1 Makefile.cc`
733 rm -f Makefile.cc
734fi
735
736if [ -z "${CXXFLAGS}" -a -r Makefile ]; then
737 sed -n -e ':loop
738/\\$/ N
739s/\\\n//g
740t loop
741/^CXXFLAGS[ ]*=/ s/CXXFLAGS[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
742 CXXFLAGS=`tail -1 Makefile.cc`
743 rm -f Makefile.cc
744fi
745
746# Generate a default definition for YACC. This is used if the makefile can't
747# locate bison or byacc in objdir.
748
749for prog in 'bison -y' byacc yacc
750do
751 set dummy $prog; tmp=$2
752 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
753 for dir in $PATH; do
754 test -z "$dir" && dir=.
755 if test -f $dir/$tmp; then
756 DEFAULT_YACC="$prog"
757 break
758 fi
759 done
760 IFS="$save_ifs"
761
762 test -n "$DEFAULT_YACC" && break
763done
764
ec8d6ddc
KW
765# Generate a default definition for M4. This is used if the makefile can't
766# locate m4 in objdir.
767
768for prog in gm4 gnum4 m4
769do
770 set dummy $prog; tmp=$2
771 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
772 for dir in $PATH; do
773 test -z "$dir" && dir=.
774 if test -f $dir/$tmp; then
775 DEFAULT_M4="$prog"
776 break
777 fi
778 done
779 IFS="$save_ifs"
780
781 test -n "$DEFAULT_M4" && break
782done
783
79c06341
JL
784# Generate a default definition for LEX. This is used if the makefile can't
785# locate flex in objdir.
786
787for prog in flex lex
788do
789 set dummy $prog; tmp=$2
790 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
791 for dir in $PATH; do
792 test -z "$dir" && dir=.
793 if test -f $dir/$tmp; then
794 DEFAULT_LEX="$prog"
795 break
796 fi
797 done
798 IFS="$save_ifs"
799
800 test -n "$DEFAULT_LEX" && break
801done
802
803if [ "${build}" != "${host}" ]; then
804 # If we are doing a Canadian Cross, in which the host and build systems
805 # are not the same, we set reasonable default values for the tools.
806
807 tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
808 tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
809 tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET HOST_PREFIX"
810 tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
811 tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
812 tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
813
814 for var in ${tools}; do
815 if [ -z "`eval 'echo $'"${var}"`" -a -r Makefile ]; then
816 sed -n -e ':loop
817/\\$/ N
818s/\\\n//g
819t loop
820/^'"${var}"'[ ]*=/ s/'"${var}"'[ ]*=[ ]*\(.*\)/\1/p' \
821 < Makefile > Makefile.v
822 t=`tail -1 Makefile.v`
823 if [ -n "${t}" ]; then
824 eval "${var}='${t}'"
825 fi
826 rm -f Makefile.v
827 fi
828 done
829
830 AR=${AR-${host_alias}-ar}
831 AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
832 AS=${AS-${host_alias}-as}
833 AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
834 BISON=${BISON-bison}
835 CC=${CC-${host_alias}-gcc}
836 CFLAGS=${CFLAGS-"-g -O2"}
837 CXX=${CXX-${host_alias}-c++}
838 CXXFLAGS=${CXXFLAGS-"-g -O2"}
839 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
840 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
841 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
842 DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
843 DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
844 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
845 HOST_PREFIX=${build_alias}-
846 HOST_PREFIX_1=${build_alias}-
847 LD=${LD-${host_alias}-ld}
848 LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
849 MAKEINFO=${MAKEINFO-makeinfo}
850 NM=${NM-${host_alias}-nm}
851 NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
852 RANLIB=${RANLIB-${host_alias}-ranlib}
853 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
854 WINDRES=${WINDRES-${host_alias}-windres}
855 WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
856
857 if [ -z "${YACC}" ]; then
858 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
859 for dir in $PATH; do
860 test -z "$dir" && dir=.
861 if test -f $dir/bison; then
862 YACC="bison -y"
863 break
864 fi
865 if test -f $dir/byacc; then
866 YACC=byacc
867 break
868 fi
869 if test -f $dir/yacc; then
870 YACC=yacc
871 break
872 fi
873 done
874 IFS="$save_ifs"
875 if [ -z "${YACC}" ]; then
876 YACC="bison -y"
877 fi
878 fi
879
880 if [ -z "${LEX}" ]; then
881 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
882 for dir in $PATH; do
883 test -z "$dir" && dir=.
884 if test -f $dir/flex; then
885 LEX=flex
886 break
887 fi
888 if test -f $dir/lex; then
889 LEX=lex
890 break
891 fi
892 done
893 IFS="$save_ifs"
894 LEX=${LEX-flex}
895 fi
896
897 # Export variables which autoconf might try to set.
898 export AS
899 export AR
900 export CC_FOR_BUILD
901 export DLLTOOL
902 export LD
903 export NM
904 export RANLIB
905 export WINDRES
906else
907 # If CC is still not set, try to get gcc.
908 if [ -z "${CC}" ]; then
909 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
910 for dir in $PATH; do
911 test -z "$dir" && dir=.
912 if test -f $dir/gcc; then
913 CC="gcc"
914 echo 'void f(){}' > conftest.c
915 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
916 CFLAGS=${CFLAGS-"-g -O2"}
62441128 917 CXXFLAGS=${CXXFLAGS-"-g -O2"}
79c06341
JL
918 else
919 CFLAGS=${CFLAGS-"-O2"}
62441128 920 CXXFLAGS=${CXXFLAGS-"-O2"}
79c06341
JL
921 fi
922 rm -f conftest*
923 break
924 fi
925 done
926 IFS="$save_ifs"
927 CC=${CC-cc}
928 fi
929
930 CXX=${CXX-"c++"}
931 CFLAGS=${CFLAGS-"-g"}
932 CXXFLAGS=${CXXFLAGS-"-g -O2"}
933fi
934
935export CC
936export CXX
937export CFLAGS
938export CXXFLAGS
939
940# FIXME: This should be in configure.in, not configure
941case "$host" in
942 *go32*)
943 enable_gdbtk=no ;;
944 *msdosdjgpp*)
945 enable_gdbtk=no ;;
946 *cygwin32*)
947 enable_gdbtk=no ;;
948esac
949
950# FIXME: This should be in configure.in, not configure
951# Determine whether gdb needs tk/tcl or not.
952if [ "$enable_gdbtk" != "no" ]; then
953 GDB_TK="all-tcl all-tk all-itcl all-tix"
954else
955 GDB_TK=""
956fi
957
958for subdir in . ${subdirs} ; do
959
960 # ${subdir} is relative path from . to the directory we're currently
961 # configuring.
962 # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
963 invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
964
965 ### figure out what to do with srcdir
966 case "${srcdir}" in
967 ".") # no -srcdir option. We're building in place.
968 makesrcdir=. ;;
969 /*) # absolute path
970 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
971 ;;
972 *) # otherwise relative
973 case "${subdir}" in
974 .) makesrcdir=${srcdir} ;;
975 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
976 esac
977 ;;
978 esac
979
980 if [ "${subdir}/" != "./" ] ; then
981 Makefile=${subdir}/Makefile
982 fi
983
984 if [ ! -d ${subdir} ] ; then
985 if mkdir ${subdir} ; then
986 true
987 else
988 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
989 exit 1
990 fi
991 fi
992
993 case "${removing}" in
994 "")
995 case "${subdir}" in
996 .) ;;
997 *) eval echo Building in ${subdir} ${redirect} ;;
998 esac
999
1000 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1001 # Set up the list of links to be made.
1002 # ${links} is the list of link names, and ${files} is the list of names to link to.
1003
1004 # Make the links.
1005 configlinks="${links}"
1006 if [ -r ${subdir}/config.status ] ; then
1007 mv -f ${subdir}/config.status ${subdir}/config.back
1008 fi
1009 while [ -n "${files}" ] ; do
1010 # set file to car of files, files to cdr of files
1011 set ${files}; file=$1; shift; files=$*
1012 set ${links}; link=$1; shift; links=$*
1013
1014 if [ ! -r ${srcdir}/${file} ] ; then
bd064fd5
L
1015 if [ ! -r ${file} ] ; then
1016
79c06341
JL
1017 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1018 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1019 exit 1
bd064fd5
L
1020 else
1021 srcfile=${file}
1022 fi
1023 else
1024 srcfile=${srcdir}/${file}
79c06341
JL
1025 fi
1026
1027 ${remove} -f ${link}
1028 # Make a symlink if possible, otherwise try a hard link
bd064fd5 1029 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
79c06341
JL
1030 true
1031 else
1032 # We need to re-remove the file because Lynx leaves a
1033 # very strange directory there when it fails an NFS symlink.
1034 ${remove} -r -f ${link}
bd064fd5 1035 ${hard_link} ${srcfile} ${link}
79c06341
JL
1036 fi
1037 if [ ! -r ${link} ] ; then
bd064fd5 1038 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
79c06341
JL
1039 exit 1
1040 fi
1041
bd064fd5 1042 echo "Linked \"${link}\" to \"${srcfile}\"."
79c06341
JL
1043 done
1044
1045 # Create a .gdbinit file which runs the one in srcdir
1046 # and tells GDB to look there for source files.
1047
1048 if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
1049 case ${srcdir} in
1050 .) ;;
1051 *) cat > ${subdir}/.gdbinit <<EOF
1052# ${NO_EDIT}
1053dir ${makesrcdir}
1054dir .
1055source ${makesrcdir}/.gdbinit
1056EOF
1057 ;;
1058 esac
1059 fi
1060
1061 # Install a makefile, and make it set VPATH
1062 # if necessary so that the sources are found.
1063 # Also change its value of srcdir.
1064 # NOTE: Makefile generation constitutes the majority of the time in configure. Hence, this section has
1065 # been somewhat optimized and is perhaps a bit twisty.
1066
1067 # code is order so as to try to sed the smallest input files we know.
59739e3c 1068 # so do these separately because I don't trust the order of sed -e expressions.
79c06341 1069
59739e3c
MH
1070 # the five makefile fragments MUST end up in the resulting Makefile in this order:
1071 # package macros, target, host, site, and package rules.
79c06341
JL
1072
1073 if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
1074
59739e3c
MH
1075 # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1076 rm -f ${subdir}/${Makefile}.tem
1077 case "${package_makefile_rules_frag}" in
1078 "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
1079 *)
1080 if [ ! -f ${package_makefile_rules_frag} ] ; then
1081 package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
1082 fi
1083 if [ -f ${package_makefile_rules_frag} ] ; then
1084 sed -e "/^####/ r ${package_makefile_rules_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}.tem
1085 else
1086 echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1087 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1088 cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
1089 fi
1090 esac
1091 # working copy now in ${Makefile}.tem
1092
79c06341
JL
1093 # Conditionalize for this site.
1094 rm -f ${Makefile}
59739e3c
MH
1095 case "${site}" in
1096 "") mv ${subdir}/Makefile.tem ${Makefile} ;;
79c06341
JL
1097 *)
1098 site_makefile_frag=${srcdir}/config/ms-${site}
1099
1100 if [ -f ${site_makefile_frag} ] ; then
59739e3c
MH
1101 sed -e "/^####/ r ${site_makefile_frag}" ${subdir}/Makefile.tem \
1102 > ${Makefile}
79c06341 1103 else
59739e3c 1104 mv ${subdir}/Makefile.tem ${Makefile}
79c06341
JL
1105 site_makefile_frag=
1106 fi
1107 ;;
1108 esac
1109 # working copy now in ${Makefile}
1110
1111 # Conditionalize the makefile for this host.
1112 rm -f ${subdir}/Makefile.tem
1113 case "${host_makefile_frag}" in
1114 "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1115 *)
1116 if [ ! -f ${host_makefile_frag} ] ; then
1117 host_makefile_frag=${srcdir}/${host_makefile_frag}
1118 fi
1119 if [ -f ${host_makefile_frag} ] ; then
1120 sed -e "/^####/ r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1121 else
1122 echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1123 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1124 mv ${Makefile} ${subdir}/Makefile.tem
1125 fi
1126 esac
1127 # working copy now in ${subdir)/Makefile.tem
1128
1129 # Conditionalize the makefile for this target.
1130 rm -f ${Makefile}
1131 case "${target_makefile_frag}" in
1132 "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1133 *)
1134 if [ ! -f ${target_makefile_frag} ] ; then
1135 target_makefile_frag=${srcdir}/${target_makefile_frag}
1136 fi
1137 if [ -f ${target_makefile_frag} ] ; then
1138 sed -e "/^####/ r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1139 else
1140 mv ${subdir}/Makefile.tem ${Makefile}
1141 target_makefile_frag=
1142 fi
1143 ;;
1144 esac
efd4c0ba
MH
1145 # working copy now in ${Makefile}
1146
59739e3c
MH
1147 # Emit the default values of this package's macros.
1148 rm -f ${subdir}/Makefile.tem
efd4c0ba
MH
1149 case "${package_makefile_frag}" in
1150 "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1151 *)
1152 if [ ! -f ${package_makefile_frag} ] ; then
1153 package_makefile_frag=${srcdir}/${package_makefile_frag}
1154 fi
1155 if [ -f ${package_makefile_frag} ] ; then
59739e3c 1156 sed -e "/^####/ r ${package_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
efd4c0ba 1157 else
59739e3c 1158 echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
efd4c0ba
MH
1159 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1160 mv ${Makefile} ${subdir}/Makefile.tem
1161 fi
1162 esac
79c06341
JL
1163 # real copy now in ${subdir}/Makefile.tem
1164
1165 # prepend warning about editting, and a bunch of variables.
1166 rm -f ${Makefile}
1167 cat > ${Makefile} <<EOF
1168# ${NO_EDIT}
1169VPATH = ${makesrcdir}
1170links = ${configlinks}
1171host_alias = ${host_alias}
1172host_cpu = ${host_cpu}
1173host_vendor = ${host_vendor}
1174host_os = ${host_os}
1175host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1176target_alias = ${target_alias}
1177target_cpu = ${target_cpu}
1178target_vendor = ${target_vendor}
1179target_os = ${target_os}
1180target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1181EOF
1182 case "${build}" in
1183 "") ;;
1184 *) cat >> ${Makefile} << EOF
1185build_alias = ${build_alias}
1186build_cpu = ${build_cpu}
1187build_vendor = ${build_vendor}
1188build_os = ${build_os}
1189build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1190EOF
1191 esac
1192
1193 case "${package_makefile_frag}" in
1194 "") ;;
1195 /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1196 *) echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1197 esac
1198
1199 case "${target_makefile_frag}" in
1200 "") ;;
1201 /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1202 *) echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1203 esac
1204
1205 case "${host_makefile_frag}" in
1206 "") ;;
1207 /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1208 *) echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1209 esac
1210
1211 if [ "${site_makefile_frag}" != "" ] ; then
1212 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1213 fi
1214
1215 # provide a proper gxx_include_dir to all subdirs.
1216 # Note, if you change the default, make sure to fix both here
1217 # and in the gcc subdirectory.
1218 if test -z "${with_gxx_include_dir}"; then
1219 echo gxx_include_dir = '${prefix}/include/g++' >> ${Makefile}
1220 else
1221 echo gxx_include_dir = ${with_gxx_include_dir} >> ${Makefile}
1222 fi
1223
4e77e8f1
MH
1224 # record if we want to build shared libs.
1225 if test -z "${enable_shared}"; then
1226 echo enable_shared = no >> ${Makefile}
1227 else
1228 echo enable_shared = ${enable_shared} >> ${Makefile}
1229 fi
1230
79c06341
JL
1231 # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1232 # remove any form feeds.
1233 if [ -z "${subdirs}" ]; then
1234 rm -f ${subdir}/Makefile.tm2
1235 sed -e "s:^SUBDIRS[ ]*=.*$:SUBDIRS = ${configdirs}:" \
1236 -e "s:^NONSUBDIRS[ ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1237 ${subdir}/Makefile.tem > ${subdir}/Makefile.tm2
1238 rm -f ${subdir}/Makefile.tem
1239 mv ${subdir}/Makefile.tm2 ${subdir}/Makefile.tem
1240 fi
1241 sed -e "s|^prefix[ ]*=.*$|prefix = ${prefix}|" \
1242 -e "s|^exec_prefix[ ]*=.*$|exec_prefix = ${exec_prefix}|" \
1243 -e "/^CC[ ]*=/{
1244 :loop1
1245 /\\\\$/ N
1246 s/\\\\\\n//g
1247 t loop1
1248 s%^CC[ ]*=.*$%CC = ${CC}%
1249 }" \
1250 -e "/^CXX[ ]*=/{
1251 :loop2
1252 /\\\\$/ N
1253 s/\\\\\\n//g
1254 t loop2
1255 s%^CXX[ ]*=.*$%CXX = ${CXX}%
1256 }" \
1257 -e "/^CFLAGS[ ]*=/{
1258 :loop3
1259 /\\\\$/ N
1260 s/\\\\\\n//g
1261 t loop3
1262 s%^CFLAGS[ ]*=.*$%CFLAGS = ${CFLAGS}%
1263 }" \
1264 -e "/^CXXFLAGS[ ]*=/{
1265 :loop4
1266 /\\\\$/ N
1267 s/\\\\\\n//g
1268 t loop4
1269 s%^CXXFLAGS[ ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1270 }" \
1271 -e "s|^SHELL[ ]*=.*$|SHELL = ${config_shell}|" \
1272 -e "s:^GDB_TK[ ]*=.*$:GDB_TK = ${GDB_TK}:" \
1273 -e "s|^srcdir[ ]*=.*$|srcdir = ${makesrcdir}|" \
1274 -e "s/\f//" \
1275 -e "s:^program_prefix[ ]*=.*$:program_prefix = ${program_prefix}:" \
1276 -e "s:^program_suffix[ ]*=.*$:program_suffix = ${program_suffix}:" \
1277 -e "s:^program_transform_name[ ]*=.*$:program_transform_name = ${program_transform_name}:" \
1278 -e "s|^tooldir[ ]*=.*$|tooldir = ${tooldir}|" \
1279 -e "s:^DEFAULT_YACC[ ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1280 -e "s:^DEFAULT_LEX[ ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
ec8d6ddc 1281 -e "s:^DEFAULT_M4[ ]*=.*$:DEFAULT_M4 = ${DEFAULT_M4}:" \
79c06341
JL
1282 ${subdir}/Makefile.tem >> ${Makefile}
1283
1284 # If this is a Canadian Cross, preset the values of many more
1285 # tools.
1286 if [ "${build}" != "${host}" ]; then
1287 for var in ${tools}; do
1288 val=`eval 'echo $'"${var}"`
1289 sed -e "/^${var}[ ]*=/{
1290 :loop1
1291 /\\\\$/ N
1292 /\\\\$/ b loop1
1293 s/\\\\\\n//g
1294 s%^${var}[ ]*=.*$%${var} = ${val}%
1295 }" ${Makefile} > ${Makefile}.tem
1296 mv -f ${Makefile}.tem ${Makefile}
1297 done
1298 fi
1299
1300 # final copy now in ${Makefile}
1301
1302 else
1303 echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1304 fi
1305
1306 rm -f ${subdir}/Makefile.tem
1307
1308 case "${host_makefile_frag}" in
1309 "") using= ;;
1310 *) using="and \"${host_makefile_frag}\"" ;;
1311 esac
1312
1313 case "${target_makefile_frag}" in
1314 "") ;;
1315 *) using="${using} and \"${target_makefile_frag}\"" ;;
1316 esac
1317
1318 case "${site_makefile_frag}" in
1319 "") ;;
1320 *) using="${using} and \"${site_makefile_frag}\"" ;;
1321 esac
1322
1323 newusing=`echo "${using}" | sed 's/and/using/'`
1324 using=${newusing}
1325 echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1326
1327 . ${tmpfile}.pos
1328
1329 # describe the chosen configuration in config.status.
1330 # Make that file a shellscript which will reestablish
1331 # the same configuration. Used in Makefiles to rebuild
1332 # Makefiles.
1333
1334 case "${norecursion}" in
1335 "") arguments="${arguments} --norecursion" ;;
1336 *) ;;
1337 esac
1338
1339 if [ ${subdir} = . ] ; then
1340 echo "#!/bin/sh
1341# ${NO_EDIT}
1342# This directory was configured as follows:
1343${progname}" ${arguments} "
1344# ${using}" > ${subdir}/config.new
1345 else
1346 echo "#!/bin/sh
1347# ${NO_EDIT}
1348# This directory was configured as follows:
1349cd ${invsubdir}
1350${progname}" ${arguments} "
1351# ${using}" > ${subdir}/config.new
1352 fi
1353 chmod a+x ${subdir}/config.new
1354 if [ -r ${subdir}/config.back ] ; then
1355 mv -f ${subdir}/config.back ${subdir}/config.status
1356 fi
1357 ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1358 ;;
1359
1360 *) rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1361 esac
1362done
1363
1364# If there are subdirectories, then recur.
1365if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
1366 for configdir in ${configdirs} ; do
1367
1368 if [ -d ${srcdir}/${configdir} ] ; then
1369 eval echo Configuring ${configdir}... ${redirect}
1370 case "${srcdir}" in
1371 ".") ;;
1372 *)
1373 if [ ! -d ./${configdir} ] ; then
1374 if mkdir ./${configdir} ; then
1375 true
1376 else
1377 echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
1378 exit 1
1379 fi
1380 fi
1381 ;;
1382 esac
1383
1384 POPDIR=${PWD=`pwd`}
1385 cd ${configdir}
1386
1387### figure out what to do with srcdir
1388 case "${srcdir}" in
1389 ".") newsrcdir=${srcdir} ;; # no -srcdir option. We're building in place.
1390 /*) # absolute path
1391 newsrcdir=${srcdir}/${configdir}
1392 srcdiroption="--srcdir=${newsrcdir}"
1393 ;;
1394 ?:*) # absolute path on win32
1395 newsrcdir=${srcdir}/${configdir}
1396 srcdiroption="--srcdir=${newsrcdir}"
1397 ;;
1398 *) # otherwise relative
1399 newsrcdir=../${srcdir}/${configdir}
1400 srcdiroption="--srcdir=${newsrcdir}"
1401 ;;
1402 esac
1403
1404 # Handle --cache-file=../XXX
1405 case "${cache_file}" in
1406 "") # empty
1407 ;;
1408 /*) # absolute path
1409 cache_file_option="--cache-file=${cache_file}"
1410 ;;
1411 ?:*) # absolute path on win32
1412 cache_file_option="--cache-file=${cache_file}"
1413 ;;
1414 *) # relative path
1415 cache_file_option="--cache-file=../${cache_file}"
1416 ;;
1417 esac
1418
1419### check for guested configure, otherwise fix possibly relative progname
1420 if [ -f ${newsrcdir}/configure ] ; then
1421 recprog=${newsrcdir}/configure
1422 elif [ -f ${newsrcdir}/configure.in ] ; then
1423 case "${progname}" in
1424 /*) recprog=${progname} ;;
1425 ?:*) recprog=${progname} ;;
1426 *) recprog=../${progname} ;;
1427 esac
1428 else
1429 eval echo No configuration information in ${configdir} ${redirect}
1430 recprog=
1431 fi
1432
1433### The recursion line is here.
1434 if [ ! -z "${recprog}" ] ; then
1435 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
1436 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1437 ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
1438 true
1439 else
1440 echo Configure in `pwd` failed, exiting. 1>&2
1441 exit 1
1442 fi
1443 fi
1444
1445 cd ${POPDIR}
1446 fi
1447 done
1448fi
1449
1450# Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1451# and reset the trap handler.
1452rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1453trap 0
1454
1455exit 0
1456
1457#
1458# Local Variables:
1459# fill-column: 131
1460# End:
1461#
1462
1463# end of configure
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