19990502 sourceware import
[deliverable/binutils-gdb.git] / configure
CommitLineData
252b5132
RH
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=
54extraconfigdirs=
55diroptions=
56exec_prefix=
57exec_prefixoption=
58fatal=
59floating_point=default
60gas=default
61gcc_version=
62gcc_version_trigger=
63host_alias=NOHOST
64host_makefile_frag=
65moveifchange=
66norecursion=
67other_options=
68package_makefile_frag=
69package_makefile_rules_frag=
70prefix=/usr/local
71progname=
72program_prefix=
73program_prefixoption=
74program_suffix=
75program_suffixoption=
76program_transform_name=
77program_transform_nameoption=
78redirect=
79removing=
80site=
81site_makefile_frag=
82site_option=
83srcdir=
84srctrigger=
85subdirs=
86target_alias=NOTARGET
87target_makefile_frag=
88undefs=NOUNDEFS
89version="$Revision$"
90x11=default
91bindir='${exec_prefix}/bin'
92sbindir='${exec_prefix}/sbin'
93libexecdir='${exec_prefix}/libexec'
94datadir='${prefix}/share'
95sysconfdir='${prefix}/etc'
96sharedstatedir='${prefix}/com'
97localstatedir='${prefix}/var'
98libdir='${exec_prefix}/lib'
99includedir='${prefix}/include'
100oldincludedir='/usr/include'
101infodir='${prefix}/info'
102mandir='${prefix}/man'
103
104### we might need to use some other shell than /bin/sh for running subshells
105
106### If we are on Windows, search for the shell. This will permit people
107### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
108### without also having to set CONFIG_SHELL. This code will work when
109### using bash, which sets OSTYPE.
110case "${OSTYPE}" in
111*win32*)
112 if [ x${CONFIG_SHELL} = x ]; then
113 if [ ! -f /bin/sh ]; then
114 if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
115 CONFIG_SHELL=${SHELL}
116 export CONFIG_SHELL
117 else
118 for prog in sh sh.exe bash bash.exe; do
119 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
120 for dir in $PATH; do
121 test -z "$dir" && dir=.
122 if test -f $dir/$prog; then
123 CONFIG_SHELL=$dir/$prog
124 export CONFIG_SHELL
125 break
126 fi
127 done
128 IFS="$save_ifs"
129 test -n "${CONFIG_SHELL}" && break
130 done
131 fi
132 fi
133 fi
134 ;;
135esac
136
137config_shell=${CONFIG_SHELL-/bin/sh}
138
139NO_EDIT="This file was generated automatically by configure. Do not edit."
140
141## this is a little touchy and won't always work, but...
142##
143## if the argv[0] starts with a slash then it is an absolute name that can (and
144## must) be used as is.
145##
146## otherwise, if argv[0] has no slash in it, we can assume that it is on the
147## path. Since PATH might include "." we also add `pwd` to the end of PATH.
148##
149
150progname=$0
151# if PWD already has a value, it is probably wrong.
152if [ -n "$PWD" ]; then PWD=`pwd`; fi
153
154case "${progname}" in
155/*) ;;
156*/*) ;;
157*)
158 PATH=$PATH:${PWD=`pwd`} ; export PATH
159 ;;
160esac
161
162# Loop over all args
163
164while :
165do
166
167# Break out if there are no more args
168 case $# in
169 0)
170 break
171 ;;
172 esac
173
174# Get the first arg, and shuffle
175 option=$1
176 shift
177
178# Make all options have two hyphens
179 orig_option=$option # Save original for error messages
180 case $option in
181 --*) ;;
182 -*) option=-$option ;;
183 esac
184
185# Split out the argument for options that take them
186 case $option in
187 --*=*)
188 optarg=`echo $option | sed -e 's/^[^=]*=//'`
189 arguments="$arguments $option"
190 ;;
191# These options have mandatory values. Since we didn't find an = sign,
192# the value must be in the next argument
193 --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*)
194 optarg=$1
195 shift
196 arguments="$arguments $option=$optarg"
197 ;;
198 --v)
199 arguments="$arguments -v"
200 ;;
201 --*)
202 arguments="$arguments $option"
203 ;;
204 esac
205
206# Now, process the options
207 case $option in
208
209 --bi*)
210 bindir=$optarg
211 diroptions="$diroptions --bindir=$optarg"
212 ;;
213 --build* | --bu*)
214 case "$build_alias" in
215 "") build_alias=$optarg ;;
216 *) echo '***' Can only configure for one build machine at a time. 1>&2
217 fatal=yes
218 ;;
219 esac
220 ;;
221 --cache*)
222 cache_file=$optarg
223 ;;
224 --da*)
225 datadir=$optarg
226 diroptions="$diroptions --datadir=$optarg"
227 ;;
228 --disable-*)
229 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
230 eval $enableopt=no
231 disableoptions="$disableoptions $option"
232 ;;
233 --enable-*)
234 case "$option" in
235 *=*) ;;
236 *) optarg=yes ;;
237 esac
238
239 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
240 eval "$enableopt='$optarg'"
241 enableoptions="$enableoptions '$option'"
242 ;;
243 --exec-prefix* | --ex*)
244 exec_prefix=$optarg
245 exec_prefixoption="--exec-prefix=$optarg"
246 ;;
247 --gas | --g*)
248 gas=yes
249 ;;
250 --help | --he*)
251 fatal=yes
252 ;;
253 --host* | --ho*)
254 case $host_alias in
255 NOHOST) host_alias=$optarg ;;
256 *) echo '***' Can only configure for one host at a time. 1>&2
257 fatal=yes
258 ;;
259 esac
260 ;;
261 --inc*)
262 includedir=$optarg
263 diroptions="$diroptions --includedir=$optarg"
264 ;;
265 --inf*)
266 infodir=$optarg
267 diroptions="$diroptions --infodir=$optarg"
268 ;;
269 --libd*)
270 libdir=$optarg
271 diroptions="$diroptions --libdir=$optarg"
272 ;;
273 --libe*)
274 libexecdir=$optarg
275 diroptions="$diroptions --libexecdir=$optarg"
276 ;;
277 --lo*)
278 localstatedir=$optarg
279 diroptions="$diroptions --localstatedir=$optarg"
280 ;;
281 --ma*)
282 mandir=$optarg
283 diroptions="$diroptions --mandir=$optarg"
284 ;;
285 --nfp | --nf*)
286 floating_point=no
287 floating_pointoption="--nfp"
288 ;;
289 --norecursion | --no*)
290 norecursion=yes
291 ;;
292 --ol*)
293 oldincludedir=$optarg
294 diroptions="$diroptions --oldincludedir=$optarg"
295 ;;
296 --prefix* | --pre*)
297 prefix=$optarg
298 prefixoption="--prefix=$optarg"
299 ;;
300 --program-prefix* | --program-p*)
301 program_prefix=$optarg
302 program_prefixoption="--program-prefix=$optarg"
303 ;;
304 --program-suffix* | --program-s*)
305 program_suffix=$optarg
306 program_suffixoption="--program-suffix=$optarg"
307 ;;
308 --program-transform-name* | --program-t*)
309 # Double any backslashes or dollar signs in the argument
310 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
311 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
312 ;;
313 --rm)
314 removing=--rm
315 ;;
316 --sb*)
317 sbindir=$optarg
318 diroptions="$diroptions --sbindir=$optarg"
319 ;;
320 --sh*)
321 sharedstatedir=$optarg
322 diroptions="$diroptions --sharedstatedir=$optarg"
323 ;;
324 --silent | --sil* | --quiet | --q*)
325 redirect=">/dev/null"
326 verbose=--silent
327 ;;
328 --site* | --sit*)
329 site=$optarg
330 site_option="--site=$optarg"
331 ;;
332 --srcdir*/ | --sr*/)
333 # Remove trailing slashes. Otherwise, when the file name gets
334 # bolted into an object file as debug info, it has two slashes
335 # in it. Ordinarily this is ok, but emacs takes double slash
336 # to mean "forget the first part".
337 srcdir=`echo $optarg | sed -e 's:/$::'`
338 ;;
339 --srcdir* | --sr*)
340 srcdir=$optarg
341 ;;
342 --sy*)
343 sysconfdir=$optarg
344 diroptions="$diroptions --sysconfdir=$optarg"
345 ;;
346 --target* | --ta*)
347 case $target_alias in
348 NOTARGET) target_alias=$optarg ;;
349 *) echo '***' Can only configure for one target at a time. 1>&2
350 fatal=yes
351 ;;
352 esac
353 ;;
354 --tmpdir* | --tm*)
355 TMPDIR=$optarg
356 tmpdiroption="--tmpdir=$optarg"
357 ;;
358 --verbose | --v | --verb*)
359 redirect=
360 verbose=--verbose
361 ;;
362 --version | --V | --vers*)
363 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
364 exit 0
365 ;;
366 --with-*)
367 case "$option" in
368 *=*) ;;
369 *) optarg=yes ;;
370 esac
371
372 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
373 eval $withopt="$optarg"
374 withoptions="$withoptions $option"
375 ;;
376 --without-*)
377 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
378 eval $withopt=no
379 withoutoptions="$withoutoptions $option"
380 ;;
381 --x) with_x=yes
382 withoptions="$withoptions --with-x"
383 ;;
384 --x-i* | --x-l*) other_options="$other_options $orig_option"
385 ;;
386 --*)
387 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
388 exit 1
389 ;;
390 *)
391 case $undefs in
392 NOUNDEFS) undefs=$option ;;
393 *) echo '***' Can only configure for one host and one target at a time. 1>&2
394 fatal=yes
395 ;;
396 esac
397 ;;
398 esac
399done
400
401# process host and target
402
403# Do some error checking and defaulting for the host and target type.
404# The inputs are:
405# configure --host=HOST --target=TARGET UNDEFS
406#
407# The rules are:
408# 1. You aren't allowed to specify --host, --target, and undefs at the
409# same time.
410# 2. Host defaults to undefs.
411# 3. If undefs is not specified, then host defaults to the current host,
412# as determined by config.guess.
413# 4. Target defaults to undefs.
414# 5. If undefs is not specified, then target defaults to host.
415
416case "${fatal}" in
417"")
418 # Make sure that host, target & undefs aren't all specified at the
419 # same time.
420 case $host_alias---$target_alias---$undefs in
421 NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
422 ;;
423 *) echo '***' Can only configure for one host and one target at a time. 1>&2
424 fatal=yes
425 break 2
426 ;;
427 esac
428
429 # Now, do defaulting for host.
430 case $host_alias in
431 NOHOST)
432 case $undefs in
433 NOUNDEFS)
434 # Neither --host option nor undefs were present.
435 # Call config.guess.
436 guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
437 if host_alias=`${config_shell} ${guesssys}`
438 then
439 # If the string we are going to use for
440 # the target is a prefix of the string
441 # we just guessed for the host, then
442 # assume we are running native, and force
443 # the same string for both target and host.
444 case $target_alias in
445 NOTARGET) ;;
446 *)
447 if expr $host_alias : $target_alias >/dev/null
448 then
449 host_alias=$target_alias
450 fi
451 ;;
452 esac
453 echo "Configuring for a ${host_alias} host." 1>&2
454 arguments="--host=$host_alias $arguments"
455 else
456 echo 'Config.guess failed to determine the host type. You need to specify one.' 1>&2
457 fatal=yes
458 fi
459 ;;
460 *)
461 host_alias=$undefs
462 arguments="--host=$host_alias $arguments"
463 undefs=NOUNDEFS
464 ;;
465 esac
466 esac
467
468 # Do defaulting for target. If --target option isn't present, default
469 # to undefs. If undefs isn't present, default to host.
470 case $target_alias in
471 NOTARGET)
472 case $undefs in
473 NOUNDEFS)
474 target_alias=$host_alias
475 ;;
476 *)
477 target_alias=$undefs
478 arguments="--target=$target_alias $arguments"
479 ;;
480 esac
481 esac
482 ;;
483*) ;;
484esac
485
486if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
487 exec 1>&2
488 echo Usage: configure [OPTIONS] [HOST]
489 echo
490 echo Options: [defaults in brackets]
491 echo ' --prefix=MYDIR install into MYDIR [/usr/local]'
492 echo ' --exec-prefix=MYDIR install host-dependent files into MYDIR [/usr/local]'
493 echo ' --help print this message [normal config]'
494 echo ' --build=BUILD configure for building on BUILD [BUILD=HOST]'
495 echo ' --host=HOST configure for HOST [determined via config.guess]'
496 echo ' --norecursion configure this directory only [recurse]'
497 echo ' --program-prefix=FOO prepend FOO to installed program names [""]'
498 echo ' --program-suffix=FOO append FOO to installed program names [""]'
499 echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
500 echo ' --site=SITE configure with site-specific makefile for SITE'
501 echo ' --srcdir=DIR find the sources in DIR [. or ..]'
502 echo ' --target=TARGET configure for TARGET [TARGET=HOST]'
503 echo ' --tmpdir=TMPDIR create temporary files in TMPDIR [/tmp]'
504 echo ' --nfp configure for software floating point [hard float]'
505 echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
506 echo ' --without-FOO package FOO is NOT available'
507 echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
508 echo ' --disable-FOO do not include feature FOO'
509 echo
510 echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
511 echo
512 if [ -r config.status ] ; then
513 cat config.status
514 fi
515
516 exit 1
517fi
518
519configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
520moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
521topsrcdir=`cd \`dirname ${progname}\`; pwd`
522
523
524# this is a hack. sun4 must always be a valid host alias or this will fail.
525if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
526 true
527else
528 echo '***' cannot find config.sub. 1>&2
529 exit 1
530fi
531
532touch config.junk
533if ${config_shell} ${moveifchange} config.junk config.trash ; then
534 true
535else
536 echo '***' cannot find move-if-change. 1>&2
537 exit 1
538fi
539rm -f config.junk config.trash
540
541case "${srcdir}" in
542"")
543 if [ -r configure.in ] ; then
544 srcdir=.
545 else
546 if [ -r ${progname}.in ] ; then
547 srcdir=`echo ${progname} | sed 's:/configure$::'`
548 else
549 echo '***' "Can't find configure.in. Try using --srcdir=some_dir" 1>&2
550 exit 1
551 fi
552 fi
553 ;;
554*)
555 # Set srcdir to "." if that's what it is.
556 # This is important for multilib support.
557 if [ ! -d ${srcdir} ] ; then
558 echo "Invalid source directory ${srcdir}" >&2
559 exit 1
560 fi
561 pwd=`pwd`
562 srcpwd=`cd ${srcdir} ; pwd`
563 if [ "${pwd}" = "${srcpwd}" ] ; then
564 srcdir=.
565 fi
566esac
567
568### warn about some conflicting configurations.
569
570case "${srcdir}" in
571".") ;;
572*)
573 if [ -f ${srcdir}/config.status ] ; then
574 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
575 exit 1
576 fi
577esac
578
579
580# default exec_prefix
581case "${exec_prefixoption}" in
582"") exec_prefix="\$(prefix)" ;;
583*) ;;
584esac
585
586# Define the trigger file to make sure configure will re-run whenever
587# the gcc version number changes.
588if [ "${with_gcc_version_trigger+set}" = set ]; then
589 gcc_version_trigger="$with_gcc_version_trigger"
590 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${with_gcc_version_trigger}`
591else
592 # If gcc's sources are available, define the trigger file.
593 if [ -f ${topsrcdir}/gcc/version.c ] ; then
594 gcc_version_trigger=${topsrcdir}/gcc/version.c
595 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
596 case "$arguments" in
597 *--with-gcc-version-trigger=$gcc_version_trigger* )
598 ;;
599 * )
600 # Make sure configure.in knows about this.
601 arguments="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
602 ;;
603 esac
604 withoptions="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
605 fi
606fi
607
608### break up ${srcdir}/configure.in.
609case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
610"")
611 echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
612 # Check for a directory that's been converted to use autoconf since
613 # it was last configured.
614 if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
615 echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
616 if [ -r ${srcdir}/configure ] ; then
617 echo '***' Running the local configure script. 1>&2
618 case "${cache_file}" in
619 "") cache_file_option= ;;
620 *) cache_file_option="--cache-file=${cache_file}" ;;
621 esac
622 srcdiroption="--srcdir=${srcdir}"
623 case "${build_alias}" in
624 "") buildopt= ;;
625 *) buildopt="--build=${build_alias}" ;;
626 esac
627 eval exec ${config_shell} ${srcdir}/configure ${verbose} \
628 ${buildopt} --host=${host_alias} --target=${target_alias} \
629 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
630 ${srcdiroption} ${diroptions} \
631 ${program_prefixoption} ${program_suffixoption} \
632 ${program_transform_nameoption} ${site_option} \
633 ${withoptions} ${withoutoptions} \
634 ${enableoptions} ${disableoptions} ${floating_pointoption} \
635 ${cache_file_option} ${removing} ${other_options} ${redirect}
636 else
637 echo '***' There is no configure script present though. 1>&2
638 fi
639 fi
640 exit 1
641 ;;
642*) ;;
643esac
644
645case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
646"")
647 echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
648 exit 1
649 ;;
650*) ;;
651esac
652
653case "${TMPDIR}" in
654"") TMPDIR=/tmp ; export TMPDIR ;;
655*) ;;
656esac
657
658# keep this filename short for &%*%$*# 14 char file names
659tmpfile=${TMPDIR}/cONf$$
660# Note that under many versions of sh a trap handler for 0 will *override* any
661# exit status you explicitly specify! At this point, the only non-error exit
662# is at the end of the script; these actions are duplicated there, minus
663# the "exit 1". Don't use "exit 0" anywhere after this without resetting the
664# trap handler, or you'll lose.
665trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
666
667# split ${srcdir}/configure.in into common, per-host, per-target,
668# and post-target parts. Post-target is optional.
669sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
670sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
671if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
672 sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
673 sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
674else
675 sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
676 echo >${tmpfile}.pos
677fi
678
679### do common part of configure.in
680
681# If the language specific compiler does not exist, but the "gcc" directory does,
682# we will skip this directory; in this case the sub-directory's common part
683# of configure.in will create a small shell script "skip-this-dir" containing
684# commands to completely clean up any temporary or created files.
685
686. ${tmpfile}.com
687
688if test -f skip-this-dir; then
689 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
690 # and reset the trap handler.
691 trap 0
692 rm -f Makefile* ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
693 # Execute the final clean-up actions
694 ${config_shell} skip-this-dir
695 # and stop configuring this directory.
696 exit 0
697fi
698
699# some sanity checks on configure.in
700case "${srctrigger}" in
701"")
702 echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in. 1>&2
703 exit 1
704 ;;
705*) ;;
706esac
707
708case "${build_alias}" in
709"")
710 if result=`${config_shell} ${configsub} ${host_alias}` ; then
711 build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
712 build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
713 build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
714 build=${build_cpu}-${build_vendor}-${build_os}
715 build_alias=${host_alias}
716 fi
717 ;;
718*)
719 if result=`${config_shell} ${configsub} ${build_alias}` ; then
720 buildopt="--build=${build_alias}"
721 build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
722 build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
723 build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
724 build=${build_cpu}-${build_vendor}-${build_os}
725 else
726 echo "Unrecognized build system name ${build_alias}." 1>&2
727 exit 1
728 fi
729 ;;
730esac
731
732if result=`${config_shell} ${configsub} ${host_alias}` ; then
733 true
734else
735 echo "Unrecognized host system name ${host_alias}." 1>&2
736 exit 1
737fi
738host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
739host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
740host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
741host=${host_cpu}-${host_vendor}-${host_os}
742
743. ${tmpfile}.hst
744
745if result=`${config_shell} ${configsub} ${target_alias}` ; then
746 true
747else
748 echo "Unrecognized target system name ${target_alias}." 1>&2
749 exit 1
750fi
751target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
752target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
753target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
754target=${target_cpu}-${target_vendor}-${target_os}
755
756. ${tmpfile}.tgt
757
758# Find the source files, if location was not specified.
759case "${srcdir}" in
760"")
761 srcdirdefaulted=1
762 srcdir=.
763 if [ ! -r ${srctrigger} ] ; then
764 srcdir=..
765 fi
766 ;;
767*) ;;
768esac
769
770if [ ! -r ${srcdir}/${srctrigger} ] ; then
771 case "${srcdirdefaulted}" in
772 "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
773 *) echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
774 esac
775
776 echo '***' \(At least ${srctrigger} is missing.\) 1>&2
777 exit 1
778fi
779
780# Some systems (e.g., one of the i386-aix systems the gas testers are
781# using) don't handle "\$" correctly, so don't use it here.
782tooldir='$(exec_prefix)'/${target_alias}
783
784if [ "${host_alias}" != "${target_alias}" ] ; then
785 if [ "${program_prefixoption}" = "" ] ; then
786 if [ "${program_suffixoption}" = "" ] ; then
787 if [ "${program_transform_nameoption}" = "" ] ; then
788 program_prefix=${target_alias}- ;
789 fi
790 fi
791 fi
792fi
793
794# Merge program_prefix and program_suffix onto program_transform_name.
795# (program_suffix used to use $, but it's hard to preserve $ through both
796# make and sh.)
797if [ "${program_suffix}" != "" ] ; then
798 program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
799fi
800
801if [ "${program_prefix}" != "" ] ; then
802 program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
803fi
804
805# If CC and CXX are not set in the environment, and the Makefile
806# exists, try to extract them from it. This is to handle running
807# ./config.status by hand.
808if [ -z "${CC}" ] && [ -r Makefile ]; then
809 sed -n -e ':loop
810/\\$/ N
811s/\\\n//g
812t loop
813/^CC[ ]*=/ s/CC[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
814 CC=`tail -1 Makefile.cc`
815 rm -f Makefile.cc
816fi
817
818if [ -z "${CFLAGS}" ] && [ -r Makefile ]; then
819 sed -n -e ':loop
820/\\$/ N
821s/\\\n//g
822t loop
823/^CFLAGS[ ]*=/ s/CFLAGS[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
824 CFLAGS=`tail -1 Makefile.cc`
825 rm -f Makefile.cc
826fi
827
828if [ -z "${CXX}" ] && [ -r Makefile ]; then
829 sed -n -e ':loop
830/\\$/ N
831s/\\\n//g
832t loop
833/^CXX[ ]*=/ s/CXX[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
834 CXX=`tail -1 Makefile.cc`
835 rm -f Makefile.cc
836fi
837
838if [ -z "${CXXFLAGS}" ] && [ -r Makefile ]; then
839 sed -n -e ':loop
840/\\$/ N
841s/\\\n//g
842t loop
843/^CXXFLAGS[ ]*=/ s/CXXFLAGS[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
844 CXXFLAGS=`tail -1 Makefile.cc`
845 rm -f Makefile.cc
846fi
847
848# Generate a default definition for YACC. This is used if the makefile can't
849# locate bison or byacc in objdir.
850
851for prog in 'bison -y' byacc yacc
852do
853 set dummy $prog; tmp=$2
854 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
855 for dir in $PATH; do
856 test -z "$dir" && dir=.
857 if test -f $dir/$tmp; then
858 DEFAULT_YACC="$prog"
859 break
860 fi
861 done
862 IFS="$save_ifs"
863
864 test -n "$DEFAULT_YACC" && break
865done
866
867# Generate a default definition for M4. This is used if the makefile can't
868# locate m4 in objdir.
869
870for prog in gm4 gnum4 m4
871do
872 set dummy $prog; tmp=$2
873 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
874 for dir in $PATH; do
875 test -z "$dir" && dir=.
876 if test -f $dir/$tmp; then
877 DEFAULT_M4="$prog"
878 break
879 fi
880 done
881 IFS="$save_ifs"
882
883 test -n "$DEFAULT_M4" && break
884done
885
886# Generate a default definition for LEX. This is used if the makefile can't
887# locate flex in objdir.
888
889for prog in flex lex
890do
891 set dummy $prog; tmp=$2
892 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
893 for dir in $PATH; do
894 test -z "$dir" && dir=.
895 if test -f $dir/$tmp; then
896 DEFAULT_LEX="$prog"
897 break
898 fi
899 done
900 IFS="$save_ifs"
901
902 test -n "$DEFAULT_LEX" && break
903done
904
905if [ "${build}" != "${host}" ]; then
906 # If we are doing a Canadian Cross, in which the host and build systems
907 # are not the same, we set reasonable default values for the tools.
908
909 tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
910 tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
911 tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET HOST_PREFIX"
912 tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
913 tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
914 tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
915
916 for var in ${tools}; do
917 if [ -z "`eval 'echo $'"${var}"`" ] && [ -r Makefile ]; then
918 sed -n -e ':loop
919/\\$/ N
920s/\\\n//g
921t loop
922/^'"${var}"'[ ]*=/ s/'"${var}"'[ ]*=[ ]*\(.*\)/\1/p' \
923 < Makefile > Makefile.v
924 t=`tail -1 Makefile.v`
925 if [ -n "${t}" ]; then
926 eval "${var}='${t}'"
927 fi
928 rm -f Makefile.v
929 fi
930 done
931
932 AR=${AR-${host_alias}-ar}
933 AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
934 AS=${AS-${host_alias}-as}
935 AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
936 BISON=${BISON-bison}
937 CC=${CC-${host_alias}-gcc}
938 CFLAGS=${CFLAGS-"-g -O2"}
939 CXX=${CXX-${host_alias}-c++}
940 CXXFLAGS=${CXXFLAGS-"-g -O2"}
941 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
942 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
943 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
944 DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
945 DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
946 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
947 HOST_PREFIX=${build_alias}-
948 HOST_PREFIX_1=${build_alias}-
949 LD=${LD-${host_alias}-ld}
950 LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
951 MAKEINFO=${MAKEINFO-makeinfo}
952 NM=${NM-${host_alias}-nm}
953 NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
954 RANLIB=${RANLIB-${host_alias}-ranlib}
955 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
956 WINDRES=${WINDRES-${host_alias}-windres}
957 WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
958
959 if [ -z "${YACC}" ]; then
960 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
961 for dir in $PATH; do
962 test -z "$dir" && dir=.
963 if test -f $dir/bison; then
964 YACC="bison -y"
965 break
966 fi
967 if test -f $dir/byacc; then
968 YACC=byacc
969 break
970 fi
971 if test -f $dir/yacc; then
972 YACC=yacc
973 break
974 fi
975 done
976 IFS="$save_ifs"
977 if [ -z "${YACC}" ]; then
978 YACC="bison -y"
979 fi
980 fi
981
982 if [ -z "${LEX}" ]; then
983 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
984 for dir in $PATH; do
985 test -z "$dir" && dir=.
986 if test -f $dir/flex; then
987 LEX=flex
988 break
989 fi
990 if test -f $dir/lex; then
991 LEX=lex
992 break
993 fi
994 done
995 IFS="$save_ifs"
996 LEX=${LEX-flex}
997 fi
998
999 # Export variables which autoconf might try to set.
1000 export AS
1001 export AR
1002 export CC_FOR_BUILD
1003 export DLLTOOL
1004 export LD
1005 export NM
1006 export RANLIB
1007 export WINDRES
1008else
1009 # If CC is still not set, try to get gcc.
1010 if [ -z "${CC}" ]; then
1011 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1012 for dir in $PATH; do
1013 test -z "$dir" && dir=.
1014 if test -f $dir/gcc; then
1015 CC="gcc"
1016 echo 'void f(){}' > conftest.c
1017 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1018 CFLAGS=${CFLAGS-"-g -O2"}
1019 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1020 else
1021 CFLAGS=${CFLAGS-"-O2"}
1022 CXXFLAGS=${CXXFLAGS-"-O2"}
1023 fi
1024 rm -f conftest*
1025 break
1026 fi
1027 done
1028 IFS="$save_ifs"
1029 CC=${CC-cc}
1030 else
1031 if test -z "${CFLAGS}"; then
1032 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1033 # is set to a version of gcc.
1034 case "${CC}" in
1035 *gcc)
1036 echo 'void f(){}' > conftest.c
1037 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1038 CFLAGS=${CFLAGS-"-g -O2"}
1039 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1040 else
1041 CFLAGS=${CFLAGS-"-O2"}
1042 CXXFLAGS=${CXXFLAGS-"-O2"}
1043 fi
1044 rm -f conftest*
1045 ;;
1046 esac
1047 fi
1048 fi
1049
1050 CXX=${CXX-"c++"}
1051 CFLAGS=${CFLAGS-"-g"}
1052 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1053fi
1054
1055export CC
1056export CXX
1057export CFLAGS
1058export CXXFLAGS
1059
1060
1061for subdir in . ${subdirs} ; do
1062
1063 # ${subdir} is relative path from . to the directory we're currently
1064 # configuring.
1065 # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
1066 invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
1067
1068 ### figure out what to do with srcdir
1069 case "${srcdir}" in
1070 ".") # no -srcdir option. We're building in place.
1071 makesrcdir=. ;;
1072 /*) # absolute path
1073 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
1074 ;;
1075 *) # otherwise relative
1076 case "${subdir}" in
1077 .) makesrcdir=${srcdir} ;;
1078 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
1079 esac
1080 ;;
1081 esac
1082
1083 if [ "${subdir}/" != "./" ] ; then
1084 Makefile=${subdir}/Makefile
1085 fi
1086
1087 if [ ! -d ${subdir} ] ; then
1088 if mkdir ${subdir} ; then
1089 true
1090 else
1091 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
1092 exit 1
1093 fi
1094 fi
1095
1096 case "${removing}" in
1097 "")
1098 case "${subdir}" in
1099 .) ;;
1100 *) eval echo Building in ${subdir} ${redirect} ;;
1101 esac
1102
1103 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1104 # Set up the list of links to be made.
1105 # ${links} is the list of link names, and ${files} is the list of names to link to.
1106
1107 # Make the links.
1108 configlinks="${links}"
1109 if [ -r ${subdir}/config.status ] ; then
1110 mv -f ${subdir}/config.status ${subdir}/config.back
1111 fi
1112 while [ -n "${files}" ] ; do
1113 # set file to car of files, files to cdr of files
1114 set ${files}; file=$1; shift; files=$*
1115 set ${links}; link=$1; shift; links=$*
1116
1117 if [ ! -r ${srcdir}/${file} ] ; then
1118 if [ ! -r ${file} ] ; then
1119
1120 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1121 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1122 exit 1
1123 else
1124 srcfile=${file}
1125 fi
1126 else
1127 srcfile=${srcdir}/${file}
1128 fi
1129
1130 ${remove} -f ${link}
1131 # Make a symlink if possible, otherwise try a hard link
1132 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1133 true
1134 else
1135 # We need to re-remove the file because Lynx leaves a
1136 # very strange directory there when it fails an NFS symlink.
1137 ${remove} -r -f ${link}
1138 ${hard_link} ${srcfile} ${link}
1139 fi
1140 if [ ! -r ${link} ] ; then
1141 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1142 exit 1
1143 fi
1144
1145 echo "Linked \"${link}\" to \"${srcfile}\"."
1146 done
1147
1148 # Create a .gdbinit file which runs the one in srcdir
1149 # and tells GDB to look there for source files.
1150
1151 if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
1152 case ${srcdir} in
1153 .) ;;
1154 *) cat > ${subdir}/.gdbinit <<EOF
1155# ${NO_EDIT}
1156dir ${makesrcdir}
1157dir .
1158source ${makesrcdir}/.gdbinit
1159EOF
1160 ;;
1161 esac
1162 fi
1163
1164 # Install a makefile, and make it set VPATH
1165 # if necessary so that the sources are found.
1166 # Also change its value of srcdir.
1167 # NOTE: Makefile generation constitutes the majority of the time in configure. Hence, this section has
1168 # been somewhat optimized and is perhaps a bit twisty.
1169
1170 # code is order so as to try to sed the smallest input files we know.
1171 # so do these separately because I don't trust the order of sed -e expressions.
1172
1173 # the five makefile fragments MUST end up in the resulting Makefile in this order:
1174 # package macros, target, host, site, and package rules.
1175
1176 if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
1177
1178 # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1179 rm -f ${subdir}/${Makefile}.tem
1180 case "${package_makefile_rules_frag}" in
1181 "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
1182 *)
1183 if [ ! -f ${package_makefile_rules_frag} ] ; then
1184 package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
1185 fi
1186 if [ -f ${package_makefile_rules_frag} ] ; then
1187 sed -e "/^####/ r ${package_makefile_rules_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}.tem
1188 else
1189 echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1190 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1191 cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
1192 fi
1193 esac
1194 # working copy now in ${Makefile}.tem
1195
1196 # Conditionalize for this site.
1197 rm -f ${Makefile}
1198 case "${site}" in
1199 "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1200 *)
1201 site_makefile_frag=${srcdir}/config/ms-${site}
1202
1203 if [ -f ${site_makefile_frag} ] ; then
1204 sed -e "/^####/ r ${site_makefile_frag}" ${subdir}/Makefile.tem \
1205 > ${Makefile}
1206 else
1207 mv ${subdir}/Makefile.tem ${Makefile}
1208 site_makefile_frag=
1209 fi
1210 ;;
1211 esac
1212 # working copy now in ${Makefile}
1213
1214 # Conditionalize the makefile for this host.
1215 rm -f ${subdir}/Makefile.tem
1216 case "${host_makefile_frag}" in
1217 "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1218 *)
1219 if [ ! -f ${host_makefile_frag} ] ; then
1220 host_makefile_frag=${srcdir}/${host_makefile_frag}
1221 fi
1222 if [ -f ${host_makefile_frag} ] ; then
1223 sed -e "/^####/ r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1224 else
1225 echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1226 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1227 mv ${Makefile} ${subdir}/Makefile.tem
1228 fi
1229 esac
1230 # working copy now in ${subdir)/Makefile.tem
1231
1232 # Conditionalize the makefile for this target.
1233 rm -f ${Makefile}
1234 case "${target_makefile_frag}" in
1235 "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1236 *)
1237 if [ ! -f ${target_makefile_frag} ] ; then
1238 target_makefile_frag=${srcdir}/${target_makefile_frag}
1239 fi
1240 if [ -f ${target_makefile_frag} ] ; then
1241 sed -e "/^####/ r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1242 else
1243 mv ${subdir}/Makefile.tem ${Makefile}
1244 target_makefile_frag=
1245 fi
1246 ;;
1247 esac
1248 # working copy now in ${Makefile}
1249
1250 # Emit the default values of this package's macros.
1251 rm -f ${subdir}/Makefile.tem
1252 case "${package_makefile_frag}" in
1253 "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1254 *)
1255 if [ ! -f ${package_makefile_frag} ] ; then
1256 package_makefile_frag=${srcdir}/${package_makefile_frag}
1257 fi
1258 if [ -f ${package_makefile_frag} ] ; then
1259 sed -e "/^####/ r ${package_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1260 else
1261 echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
1262 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1263 mv ${Makefile} ${subdir}/Makefile.tem
1264 fi
1265 esac
1266 # real copy now in ${subdir}/Makefile.tem
1267
1268 # prepend warning about editting, and a bunch of variables.
1269 rm -f ${Makefile}
1270 cat > ${Makefile} <<EOF
1271# ${NO_EDIT}
1272VPATH = ${makesrcdir}
1273links = ${configlinks}
1274host_alias = ${host_alias}
1275host_cpu = ${host_cpu}
1276host_vendor = ${host_vendor}
1277host_os = ${host_os}
1278host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1279target_alias = ${target_alias}
1280target_cpu = ${target_cpu}
1281target_vendor = ${target_vendor}
1282target_os = ${target_os}
1283target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1284EOF
1285 case "${build}" in
1286 "") ;;
1287 *) cat >> ${Makefile} << EOF
1288build_alias = ${build_alias}
1289build_cpu = ${build_cpu}
1290build_vendor = ${build_vendor}
1291build_os = ${build_os}
1292build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1293EOF
1294 esac
1295
1296 case "${package_makefile_frag}" in
1297 "") ;;
1298 /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1299 *) echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1300 esac
1301
1302 case "${target_makefile_frag}" in
1303 "") ;;
1304 /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1305 *) echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1306 esac
1307
1308 case "${host_makefile_frag}" in
1309 "") ;;
1310 /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1311 *) echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1312 esac
1313
1314 if [ "${site_makefile_frag}" != "" ] ; then
1315 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1316 fi
1317
1318 # record if we want to build shared libs.
1319 if test -z "${enable_shared}"; then
1320 echo enable_shared = no >> ${Makefile}
1321 else
1322 echo enable_shared = ${enable_shared} >> ${Makefile}
1323 fi
1324 # record if we want to rumtime library stuff installed in libsubdir.
1325 if test -z "${enable_version_specific_runtime_libs}"; then
1326 echo enable_version_specific_runtime_libs = no >> ${Makefile}
1327 else
1328 echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
1329 fi
1330
1331 # Emit a macro which describes the file containing gcc's
1332 # version number.
1333 echo gcc_version_trigger = ${gcc_version_trigger} >> ${Makefile}
1334 # And emit a macro defining gcc's version number.
1335 echo gcc_version = ${gcc_version} >> ${Makefile}
1336
1337 # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1338 # remove any form feeds.
1339 if [ -z "${subdirs}" ]; then
1340 rm -f ${subdir}/Makefile.tm2
1341 sed -e "s:^SUBDIRS[ ]*=.*$:SUBDIRS = ${configdirs}:" \
1342 -e "s:^NONSUBDIRS[ ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1343 ${subdir}/Makefile.tem > ${subdir}/Makefile.tm2
1344 rm -f ${subdir}/Makefile.tem
1345 mv ${subdir}/Makefile.tm2 ${subdir}/Makefile.tem
1346 fi
1347 sed -e "s|^prefix[ ]*=.*$|prefix = ${prefix}|" \
1348 -e "s|^exec_prefix[ ]*=.*$|exec_prefix = ${exec_prefix}|" \
1349 -e "s|^bindir[ ]*=.*$|bindir = ${bindir}|" \
1350 -e "s|^sbindir[ ]*=.*$|sbindir = ${sbindir}|" \
1351 -e "s|^libexecdir[ ]*=.*$|libexecdir = ${libexecdir}|" \
1352 -e "s|^datadir[ ]*=.*$|datadir = ${datadir}|" \
1353 -e "s|^sysconfdir[ ]*=.*$|sysconfdir = ${sysconfdir}|" \
1354 -e "s|^sharedstatedir[ ]*=.*$|sharedstatedir = ${sharedstatedir}|" \
1355 -e "s|^localstatedir[ ]*=.*$|localstatedir = ${localstatedir}|" \
1356 -e "s|^libdir[ ]*=.*$|libdir = ${libdir}|" \
1357 -e "s|^includedir[ ]*=.*$|includedir = ${includedir}|" \
1358 -e "s|^oldincludedir[ ]*=.*$|oldincludedir = ${oldincludedir}|" \
1359 -e "s|^infodir[ ]*=.*$|infodir = ${infodir}|" \
1360 -e "s|^mandir[ ]*=.*$|mandir = ${mandir}|" \
1361 -e "/^CC[ ]*=/{
1362 :loop1
1363 /\\\\$/ N
1364 s/\\\\\\n//g
1365 t loop1
1366 s%^CC[ ]*=.*$%CC = ${CC}%
1367 }" \
1368 -e "/^CXX[ ]*=/{
1369 :loop2
1370 /\\\\$/ N
1371 s/\\\\\\n//g
1372 t loop2
1373 s%^CXX[ ]*=.*$%CXX = ${CXX}%
1374 }" \
1375 -e "/^CFLAGS[ ]*=/{
1376 :loop3
1377 /\\\\$/ N
1378 s/\\\\\\n//g
1379 t loop3
1380 s%^CFLAGS[ ]*=.*$%CFLAGS = ${CFLAGS}%
1381 }" \
1382 -e "/^CXXFLAGS[ ]*=/{
1383 :loop4
1384 /\\\\$/ N
1385 s/\\\\\\n//g
1386 t loop4
1387 s%^CXXFLAGS[ ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1388 }" \
1389 -e "s|^SHELL[ ]*=.*$|SHELL = ${config_shell}|" \
1390 -e "s|^srcdir[ ]*=.*$|srcdir = ${makesrcdir}|" \
1391 -e "s/\f//" \
1392 -e "s:^program_prefix[ ]*=.*$:program_prefix = ${program_prefix}:" \
1393 -e "s:^program_suffix[ ]*=.*$:program_suffix = ${program_suffix}:" \
1394 -e "s:^program_transform_name[ ]*=.*$:program_transform_name = ${program_transform_name}:" \
1395 -e "s|^tooldir[ ]*=.*$|tooldir = ${tooldir}|" \
1396 -e "s:^DEFAULT_YACC[ ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1397 -e "s:^DEFAULT_LEX[ ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
1398 -e "s:^DEFAULT_M4[ ]*=.*$:DEFAULT_M4 = ${DEFAULT_M4}:" \
1399 ${subdir}/Makefile.tem >> ${Makefile}
1400
1401
1402 # If this is a Canadian Cross, preset the values of many more
1403 # tools.
1404 if [ "${build}" != "${host}" ]; then
1405 for var in ${tools}; do
1406 val=`eval 'echo $'"${var}"`
1407 sed -e "/^${var}[ ]*=/{
1408 :loop1
1409 /\\\\$/ N
1410 /\\\\$/ b loop1
1411 s/\\\\\\n//g
1412 s%^${var}[ ]*=.*$%${var} = ${val}%
1413 }" ${Makefile} > ${Makefile}.tem
1414 mv -f ${Makefile}.tem ${Makefile}
1415 done
1416 fi
1417
1418 # final copy now in ${Makefile}
1419
1420 else
1421 echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1422 fi
1423
1424 rm -f ${subdir}/Makefile.tem
1425
1426 case "${host_makefile_frag}" in
1427 "") using= ;;
1428 *) using="and \"${host_makefile_frag}\"" ;;
1429 esac
1430
1431 case "${target_makefile_frag}" in
1432 "") ;;
1433 *) using="${using} and \"${target_makefile_frag}\"" ;;
1434 esac
1435
1436 case "${site_makefile_frag}" in
1437 "") ;;
1438 *) using="${using} and \"${site_makefile_frag}\"" ;;
1439 esac
1440
1441 newusing=`echo "${using}" | sed 's/and/using/'`
1442 using=${newusing}
1443 echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1444
1445 . ${tmpfile}.pos
1446
1447 # describe the chosen configuration in config.status.
1448 # Make that file a shellscript which will reestablish
1449 # the same configuration. Used in Makefiles to rebuild
1450 # Makefiles.
1451
1452 case "${norecursion}" in
1453 "") arguments="${arguments} --norecursion" ;;
1454 *) ;;
1455 esac
1456
1457 if [ ${subdir} = . ] ; then
1458 echo "#!/bin/sh
1459# ${NO_EDIT}
1460# This directory was configured as follows:
1461${progname}" ${arguments} "
1462# ${using}" > ${subdir}/config.new
1463 else
1464 echo "#!/bin/sh
1465# ${NO_EDIT}
1466# This directory was configured as follows:
1467cd ${invsubdir}
1468${progname}" ${arguments} "
1469# ${using}" > ${subdir}/config.new
1470 fi
1471 chmod a+x ${subdir}/config.new
1472 if [ -r ${subdir}/config.back ] ; then
1473 mv -f ${subdir}/config.back ${subdir}/config.status
1474 fi
1475 ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1476 ;;
1477
1478 *) rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1479 esac
1480done
1481
1482# If there are subdirectories, then recur.
1483if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then
1484 for configdir in ${configdirs} ${extraconfigdirs} ; do
1485
1486 # If configdir contains ',' it is
1487 # srcdir,builddir,target_alias
1488 # These come from extraconfigdirs.
1489 case ${configdir} in
1490 *,*)
1491 eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
1492 ;;
1493 *)
1494 cfg_dir=${configdir}
1495 bld_dir=${configdir}
1496 tgt_alias=${target_alias}
1497 ;;
1498 esac
1499
1500 if [ -d ${srcdir}/${cfg_dir} ] ; then
1501 eval echo Configuring ${configdir}... ${redirect}
1502 case "${srcdir}" in
1503 ".") ;;
1504 *)
1505 if [ ! -d ./${bld_dir} ] ; then
1506 if mkdir ./${bld_dir} ; then
1507 true
1508 else
1509 echo '***' "${progname}: could not make ${PWD=`pwd`}/${bld_dir}" 1>&2
1510 exit 1
1511 fi
1512 fi
1513 ;;
1514 esac
1515
1516 POPDIR=${PWD=`pwd`}
1517 cd ${bld_dir}
1518
1519### figure out what to do with srcdir
1520 case "${srcdir}" in
1521 ".") newsrcdir=${srcdir} ;; # no -srcdir option. We're building in place.
1522 /*) # absolute path
1523 newsrcdir=${srcdir}/${cfg_dir}
1524 srcdiroption="--srcdir=${newsrcdir}"
1525 ;;
1526 ?:*) # absolute path on win32
1527 newsrcdir=${srcdir}/${cfg_dir}
1528 srcdiroption="--srcdir=${newsrcdir}"
1529 ;;
1530 *) # otherwise relative
1531 newsrcdir=../${srcdir}/${cfg_dir}
1532 srcdiroption="--srcdir=${newsrcdir}"
1533 ;;
1534 esac
1535
1536 # Handle --cache-file=../XXX
1537 case "${cache_file}" in
1538 "") # empty
1539 ;;
1540 /*) # absolute path
1541 cache_file_option="--cache-file=${cache_file}"
1542 ;;
1543 ?:*) # absolute path on win32
1544 cache_file_option="--cache-file=${cache_file}"
1545 ;;
1546 *) # relative path
1547 cache_file_option="--cache-file=../${cache_file}"
1548 ;;
1549 esac
1550
1551### check for guested configure, otherwise fix possibly relative progname
1552 if [ -f ${newsrcdir}/configure ] ; then
1553 recprog=${newsrcdir}/configure
1554 elif [ -f ${newsrcdir}/configure.in ] ; then
1555 case "${progname}" in
1556 /*) recprog=${progname} ;;
1557 ?:*) recprog=${progname} ;;
1558 *) recprog=../${progname} ;;
1559 esac
1560 else
1561 eval echo No configuration information in ${cfg_dir} ${redirect}
1562 recprog=
1563 fi
1564
1565### The recursion line is here.
1566 if [ ! -z "${recprog}" ] ; then
1567 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${tgt_alias} \
1568 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1569 ${srcdiroption} ${diroptions} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
1570 true
1571 else
1572 echo Configure in `pwd` failed, exiting. 1>&2
1573 exit 1
1574 fi
1575 fi
1576
1577 cd ${POPDIR}
1578 fi
1579 done
1580fi
1581
1582# Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1583# and reset the trap handler.
1584rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1585trap 0
1586
1587exit 0
1588
1589#
1590# Local Variables:
1591# fill-column: 131
1592# End:
1593#
1594
1595# end of configure
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