Annotation of OpenXM_contrib/gmp/configure, Revision 1.1.1.1
1.1 maekawa 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 Free Software Foundation, Inc.
7:
8: # This program is free software; you can redistribute it and/or modify
9: # it under the terms of the GNU General Public License as published by
10: # the Free Software Foundation; either version 2 of the License, or
11: # (at your option) any later version.
12: #
13: # This program is distributed in the hope that it will be useful,
14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16: # GNU General Public License for more details.
17: #
18: # You should have received a copy of the GNU General Public License
19: # along with this program; if not, write to the Free Software
20: # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21:
22: # This file was originally written by K. Richard Pixley.
23:
24: #
25: # Shell script to create proper links to machine-dependent files in
26: # preparation for compilation.
27: #
28: # If configure succeeds, it leaves its status in config.status.
29: # If configure fails after disturbing the status quo,
30: # config.status is removed.
31: #
32:
33: export PATH || (echo "OOPS, this isn't sh. Desperation time. I will feed myself to sh."; sh $0 $argv; kill $$)
34:
35: remove=rm
36: hard_link=ln
37: symbolic_link='ln -s'
38:
39: #for Test
40: #remove="echo rm"
41: #hard_link="echo ln"
42: #symbolic_link="echo ln -s"
43:
44: # clear some things potentially inherited from environment.
45:
46: Makefile=Makefile
47: Makefile_in=Makefile.in
48: arguments=
49: build_alias=
50: cache_file=
51: cache_file_option=
52: configdirs=
53: exec_prefix=
54: exec_prefixoption=
55: fatal=
56: floating_point=default
57: gas=default
58: host_alias=NOHOST
59: host_makefile_frag=
60: moveifchange=
61: norecursion=
62: other_options=
63: package_makefile_frag=
64: prefix=/usr/local
65: progname=
66: program_prefix=
67: program_prefixoption=
68: program_suffix=
69: program_suffixoption=
70: program_transform_name=
71: program_transform_nameoption=
72: redirect=">/dev/null"
73: removing=
74: site=
75: site_makefile_frag=
76: site_option=
77: srcdir=
78: srctrigger=
79: subdirs=
80: target_alias=NOTARGET
81: target_makefile_frag=
82: undefs=NOUNDEFS
83: version="$Revision: 1.218 (modified for gmp) $"
84: x11=default
85:
86: ### we might need to use some other shell than /bin/sh for running subshells
87: #
88: config_shell=${CONFIG_SHELL-/bin/sh}
89:
90: NO_EDIT="This file was generated automatically by configure. Do not edit."
91:
92: ## this is a little touchy and won't always work, but...
93: ##
94: ## if the argv[0] starts with a slash then it is an absolute name that can (and
95: ## must) be used as is.
96: ##
97: ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
98: ## path. Since PATH might include "." we also add `pwd` to the end of PATH.
99: ##
100:
101: progname=$0
102: # if PWD already has a value, it is probably wrong.
103: if [ -n "$PWD" ]; then PWD=`pwd`; fi
104:
105: case "${progname}" in
106: /*) ;;
107: */*) ;;
108: *)
109: PATH=$PATH:${PWD=`pwd`} ; export PATH
110: ;;
111: esac
112:
113: # Loop over all args
114:
115: while :
116: do
117:
118: # Break out if there are no more args
119: case $# in
120: 0)
121: break
122: ;;
123: esac
124:
125: # Get the first arg, and shuffle
126: option=$1
127: shift
128:
129: # Make all options have two hyphens
130: orig_option=$option # Save original for error messages
131: case $option in
132: --*) ;;
133: -*) option=-$option ;;
134: esac
135:
136: # Split out the argument for options that take them
137: case $option in
138: --*=*)
139: optarg=`echo $option | sed -e 's/^[^=]*=//'`
140: arguments="$arguments $option"
141: ;;
142: # These options have mandatory values. Since we didn't find an = sign,
143: # the value must be in the next argument
144: --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*)
145: optarg=$1
146: shift
147: arguments="$arguments $option=$optarg"
148: ;;
149: --v)
150: arguments="$arguments -v"
151: ;;
152: --*)
153: arguments="$arguments $option"
154: ;;
155: esac
156:
157: # Now, process the options
158: case $option in
159:
160: --build* | --bu*)
161: case "$build_alias" in
162: "") build_alias=$optarg ;;
163: *) echo '***' Can only configure for one build machine at a time. 1>&2
164: fatal=yes
165: ;;
166: esac
167: ;;
168: --cache*)
169: cache_file=$optarg
170: ;;
171: --disable-*)
172: enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
173: eval $enableopt=no
174: disableoptions="$disableoptions $option"
175: ;;
176: --enable-*)
177: case "$option" in
178: *=*) ;;
179: *) optarg=yes ;;
180: esac
181:
182: enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
183: eval $enableopt="$optarg"
184: enableoptions="$enableoptions $option"
185: ;;
186: --exec-prefix* | --ex*)
187: exec_prefix=$optarg
188: exec_prefixoption="--exec-prefix=$optarg"
189: ;;
190: --gas | --g*)
191: gas=yes
192: ;;
193: --help | --he*)
194: fatal=yes
195: ;;
196: --host* | --ho*)
197: case $host_alias in
198: NOHOST) host_alias=$optarg ;;
199: *) echo '***' Can only configure for one host at a time. 1>&2
200: fatal=yes
201: ;;
202: esac
203: ;;
204: --nfp | --nf*)
205: floating_point=no
206: floating_pointoption="--nfp"
207: ;;
208: --norecursion | --no*)
209: norecursion=yes
210: ;;
211: --prefix* | --pre*)
212: prefix=$optarg
213: prefixoption="--prefix=$optarg"
214: ;;
215: --program-prefix* | --program-p*)
216: program_prefix=$optarg
217: program_prefixoption="--program-prefix=$optarg"
218: ;;
219: --program-suffix* | --program-s*)
220: program_suffix=$optarg
221: program_suffixoption="--program-suffix=$optarg"
222: ;;
223: --program-transform-name* | --program-t*)
224: # Double any backslashes or dollar signs in the argument
225: program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
226: program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
227: ;;
228: --rm)
229: removing=--rm
230: ;;
231: --silent | --sil* | --quiet | --q*)
232: redirect=">/dev/null"
233: verbose=--silent
234: ;;
235: --site* | --sit*)
236: site=$optarg
237: site_option="--site=$optarg"
238: ;;
239: --srcdir*/ | --sr*/)
240: # Remove trailing slashes. Otherwise, when the file name gets
241: # bolted into an object file as debug info, it has two slashes
242: # in it. Ordinarily this is ok, but emacs takes double slash
243: # to mean "forget the first part".
244: srcdir=`echo $optarg | sed -e 's:/$::'`
245: ;;
246: --srcdir* | --sr*)
247: srcdir=$optarg
248: ;;
249: --target* | --ta*)
250: case $target_alias in
251: NOTARGET) target_alias=$optarg ;;
252: *) echo '***' Can only configure for one target at a time. 1>&2
253: fatal=yes
254: ;;
255: esac
256: ;;
257: --tmpdir* | --tm*)
258: TMPDIR=$optarg
259: tmpdiroption="--tmpdir=$optarg"
260: ;;
261: --verbose | --v | --verb*)
262: redirect=
263: verbose=--verbose
264: ;;
265: --version | --V | --vers*)
266: echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
267: exit 0
268: ;;
269: --with-*)
270: case "$option" in
271: *=*) ;;
272: *) optarg=yes ;;
273: esac
274:
275: withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
276: eval $withopt="$optarg"
277: withoptions="$withoptions $option"
278: ;;
279: --without-*)
280: withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
281: eval $withopt=no
282: withoutoptions="$withoutoptions $option"
283: ;;
284: --x) with_x=yes
285: withoptions="$withoptions --with-x"
286: ;;
287: --x-i* | --x-l*) other_options="$other_options $orig_option"
288: ;;
289: --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*)
290: # These options were added to autoconf for emacs.
291: ;;
292: --*)
293: echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
294: exit 1
295: ;;
296: *)
297: case $undefs in
298: NOUNDEFS) undefs=$option ;;
299: *) echo '***' Can only configure for one host and one target at a time. 1>&2
300: fatal=yes
301: ;;
302: esac
303: ;;
304: esac
305: done
306:
307: # process host and target
308:
309: # Do some error checking and defaulting for the host and target type.
310: # The inputs are:
311: # configure --host=HOST --target=TARGET UNDEFS
312: #
313: # The rules are:
314: # 1. You aren't allowed to specify --host, --target, and undefs at the
315: # same time.
316: # 2. Host defaults to undefs.
317: # 3. If undefs is not specified, then host defaults to the current host,
318: # as determined by config.guess.
319: # 4. Target defaults to undefs.
320: # 5. If undefs is not specified, then target defaults to host.
321:
322: case "${fatal}" in
323: "")
324: # Make sure that host, target & undefs aren't all specified at the
325: # same time.
326: case $host_alias---$target_alias---$undefs in
327: NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
328: ;;
329: *) echo '***' Can only configure for one host and one target at a time. 1>&2
330: fatal=yes
331: break 2
332: ;;
333: esac
334:
335: # Now, do defaulting for host.
336: case $host_alias in
337: NOHOST)
338: case $undefs in
339: NOUNDEFS)
340: # Neither --host option nor undefs were present.
341: # Call config.guess.
342: guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
343: if host_alias=`${guesssys}`
344: then
345: # If the string we are going to use for
346: # the target is a prefix of the string
347: # we just guessed for the host, then
348: # assume we are running native, and force
349: # the same string for both target and host.
350: case $target_alias in
351: NOTARGET) ;;
352: *)
353: if expr $host_alias : $target_alias >/dev/null
354: then
355: host_alias=$target_alias
356: fi
357: ;;
358: esac
359: echo "Configuring for a ${host_alias} host." 1>&2
360: arguments="--host=$host_alias $arguments"
361: else
362: echo 'Config.guess failed to determine the host type. You need to specify one.' 1>&2
363: fatal=yes
364: fi
365: ;;
366: *)
367: host_alias=$undefs
368: arguments="--host=$host_alias $arguments"
369: undefs=NOUNDEFS
370: ;;
371: esac
372: esac
373:
374: # Do defaulting for target. If --target option isn't present, default
375: # to undefs. If undefs isn't present, default to host.
376: case $target_alias in
377: NOTARGET)
378: case $undefs in
379: NOUNDEFS)
380: target_alias=$host_alias
381: ;;
382: *)
383: target_alias=$undefs
384: arguments="--target=$target_alias $arguments"
385: ;;
386: esac
387: esac
388: ;;
389: *) ;;
390: esac
391:
392: if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
393: exec 1>&2
394: echo Usage: configure [OPTIONS] [HOST]
395: echo
396: echo Options: [defaults in brackets]
397: echo ' --prefix=MYDIR install into MYDIR [/usr/local]'
398: echo ' --exec-prefix=MYDIR install host-dependent files into MYDIR [/usr/local]'
399: echo ' --help print this message [normal config]'
400: echo ' --build=BUILD configure for building on BUILD [BUILD=HOST]'
401: echo ' --host=HOST configure for HOST [determined via config.guess]'
402: echo ' --norecursion configure this directory only [recurse]'
403: echo ' --program-prefix=FOO prepend FOO to installed program names [""]'
404: echo ' --program-suffix=FOO append FOO to installed program names [""]'
405: echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
406: echo ' --site=SITE configure with site-specific makefile for SITE'
407: echo ' --srcdir=DIR find the sources in DIR [. or ..]'
408: echo ' --target=TARGET configure for TARGET [TARGET=HOST]'
409: echo ' --tmpdir=TMPDIR create temporary files in TMPDIR [/tmp]'
410: echo ' --nfp configure for software floating point [hard float]'
411: echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
412: echo ' --without-FOO package FOO is NOT available'
413: echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
414: echo ' --disable-FOO do not include feature FOO'
415: echo
416: echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
417: echo
418: if [ -r config.status ] ; then
419: cat config.status
420: fi
421:
422: exit 1
423: fi
424:
425: configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
426: moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
427:
428: # this is a hack. sun4 must always be a valid host alias or this will fail.
429: if ${configsub} sun4 >/dev/null 2>&1 ; then
430: true
431: else
432: echo '***' cannot find config.sub. 1>&2
433: exit 1
434: fi
435:
436: touch config.junk
437: if ${moveifchange} config.junk config.trash ; then
438: true
439: else
440: echo '***' cannot find move-if-change. 1>&2
441: exit 1
442: fi
443: rm -f config.junk config.trash
444:
445: case "${srcdir}" in
446: "")
447: if [ -r configure.in ] ; then
448: srcdir=.
449: else
450: if [ -r ${progname}.in ] ; then
451: srcdir=`echo ${progname} | sed 's:/configure$::'`
452: else
453: echo '***' "Can't find configure.in. Try using --srcdir=some_dir" 1>&2
454: exit 1
455: fi
456: fi
457: ;;
458: *)
459: # Set srcdir to "." if that's what it is.
460: # This is important for multilib support.
461: if [ ! -d ${srcdir} ] ; then
462: echo "Invalid source directory ${srcdir}" >&2
463: exit 1
464: fi
465: pwd=`pwd`
466: srcpwd=`cd ${srcdir} ; pwd`
467: if [ "${pwd}" = "${srcpwd}" ] ; then
468: srcdir=.
469: fi
470: esac
471:
472: ### warn about some conflicting configurations.
473:
474: case "${srcdir}" in
475: ".") ;;
476: *)
477: if [ -f ${srcdir}/config.status ] ; then
478: echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
479: exit 1
480: fi
481: esac
482:
483: # default exec_prefix
484: case "${exec_prefixoption}" in
485: "") exec_prefix="\$(prefix)" ;;
486: *) ;;
487: esac
488:
489: ### break up ${srcdir}/configure.in.
490: case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
491: "")
492: echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
493: # Check for a directory that's been converted to use autoconf since
494: # it was last configured.
495: if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
496: echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
497: if [ -r ${srcdir}/configure ] ; then
498: echo '***' Running the local configure script. 1>&2
499: case "${cache_file}" in
500: "") cache_file_option= ;;
501: *) cache_file_option="--cache-file=${cache_file}" ;;
502: esac
503: srcdiroption="--srcdir=${srcdir}"
504: case "${build_alias}" in
505: "") buildopt= ;;
506: *) buildopt="--build=${build_alias}" ;;
507: esac
508: eval exec ${config_shell} ${srcdir}/configure ${verbose} \
509: ${buildopt} --host=${host_alias} --target=${target_alias} \
510: ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
511: ${srcdiroption} \
512: ${program_prefixoption} ${program_suffixoption} \
513: ${program_transform_nameoption} ${site_option} \
514: ${withoptions} ${withoutoptions} \
515: ${enableoptions} ${disableoptions} ${floating_pointoption} \
516: ${cache_file_option} ${removing} ${other_options} ${redirect}
517: else
518: echo '***' There is no configure script present though. 1>&2
519: fi
520: fi
521: exit 1
522: ;;
523: *) ;;
524: esac
525:
526: case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
527: "")
528: echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
529: exit 1
530: ;;
531: *) ;;
532: esac
533:
534: case "${TMPDIR}" in
535: "") TMPDIR=/tmp ; export TMPDIR ;;
536: *) ;;
537: esac
538:
539: # keep this filename short for &%*%$*# 14 char file names
540: tmpfile=${TMPDIR}/cONf$$
541: # Note that under many versions of sh a trap handler for 0 will *override* any
542: # exit status you explicitly specify! At this point, the only non-error exit
543: # is at the end of the script; these actions are duplicated there, minus
544: # the "exit 1". Don't use "exit 0" anywhere after this without resetting the
545: # trap handler, or you'll lose.
546: trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
547:
548: # split ${srcdir}/configure.in into common, per-host, per-target,
549: # and post-target parts. Post-target is optional.
550: sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
551: sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
552: if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
553: sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
554: sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
555: else
556: sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
557: echo >${tmpfile}.pos
558: fi
559:
560: ### do common part of configure.in
561:
562: . ${tmpfile}.com
563:
564: # some sanity checks on configure.in
565: case "${srctrigger}" in
566: "")
567: echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in. 1>&2
568: exit 1
569: ;;
570: *) ;;
571: esac
572:
573: case "${build_alias}" in
574: "")
575: if result=`${config_shell} ${configsub} ${host_alias}` ; then
576: build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
577: build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
578: build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
579: build=${build_cpu}-${build_vendor}-${build_os}
580: build_alias=${host_alias}
581: fi
582: ;;
583: *)
584: if result=`${config_shell} ${configsub} ${build_alias}` ; then
585: buildopt="--build=${build_alias}"
586: build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
587: build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
588: build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
589: build=${build_cpu}-${build_vendor}-${build_os}
590: else
591: echo "Unrecognized build system name ${build_alias}." 1>&2
592: exit 1
593: fi
594: ;;
595: esac
596:
597: if result=`${config_shell} ${configsub} ${host_alias}` ; then
598: true
599: else
600: echo "Unrecognized host system name ${host_alias}." 1>&2
601: exit 1
602: fi
603: host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
604: host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
605: host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
606: host=${host_cpu}-${host_vendor}-${host_os}
607:
608: . ${tmpfile}.hst
609:
610: if result=`${config_shell} ${configsub} ${target_alias}` ; then
611: true
612: else
613: echo "Unrecognized target system name ${target_alias}." 1>&2
614: exit 1
615: fi
616: target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
617: target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
618: target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
619: target=${target_cpu}-${target_vendor}-${target_os}
620:
621: . ${tmpfile}.tgt
622:
623: # Find the source files, if location was not specified.
624: case "${srcdir}" in
625: "")
626: srcdirdefaulted=1
627: srcdir=.
628: if [ ! -r ${srctrigger} ] ; then
629: srcdir=..
630: fi
631: ;;
632: *) ;;
633: esac
634:
635: if [ ! -r ${srcdir}/${srctrigger} ] ; then
636: case "${srcdirdefaulted}" in
637: "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
638: *) echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
639: esac
640:
641: echo '***' \(At least ${srctrigger} is missing.\) 1>&2
642: exit 1
643: fi
644:
645: # Some systems (e.g., one of the i386-aix systems the gas testers are
646: # using) don't handle "\$" correctly, so don't use it here.
647: tooldir='$(exec_prefix)'/${target_alias}
648:
649: if [ "${host_alias}" != "${target_alias}" ] ; then
650: if [ "${program_prefixoption}" = "" ] ; then
651: if [ "${program_suffixoption}" = "" ] ; then
652: if [ "${program_transform_nameoption}" = "" ] ; then
653: program_prefix=${target_alias}- ;
654: fi
655: fi
656: fi
657: fi
658:
659: # Merge program_prefix and program_suffix onto program_transform_name.
660: # (program_suffix used to use $, but it's hard to preserve $ through both
661: # make and sh.)
662: if [ "${program_suffix}" != "" ] ; then
663: program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
664: fi
665:
666: if [ "${program_prefix}" != "" ] ; then
667: program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
668: fi
669:
670: # If CC and CXX are not set in the environment, and the Makefile
671: # exists, try to extract them from it. This is to handle running
672: # ./config.status by hand.
673: if [ -z "${CC}" -a -r Makefile ]; then
674: sed -n -e ':loop
675: /\\$/ N
676: /\\$/ b loop
677: s/\\\n//g
678: /^CC[ ]*=/ s/CC[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
679: CC=`tail -1 Makefile.cc`
680: rm -f Makefile.cc
681: fi
682:
683: if [ -z "${CXX}" -a -r Makefile ]; then
684: sed -n -e ':loop
685: /\\$/ N
686: /\\$/ b loop
687: s/\\\n//g
688: /^CXX[ ]*=/ s/CXX[ ]*=[ ]*\(.*\)/\1/p' < Makefile > Makefile.cc
689: CXX=`tail -1 Makefile.cc`
690: rm -f Makefile.cc
691: fi
692:
693: if [ "${build}" != "${host}" ]; then
694: # If we are doing a Canadian Cross, in which the host and build systems
695: # are not the same, we set reasonable default values for the tools.
696:
697: tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
698: tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
699: tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET HOST_PREFIX"
700: tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
701: tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
702:
703: for var in ${tools}; do
704: if [ -z "`eval 'echo $'"${var}"`" -a -r Makefile ]; then
705: sed -n -e ':loop
706: /\\$/ N
707: /\\$/ b loop
708: s/\\\n//g
709: /^'"${var}"'[ ]*=/ s/'"${var}"'[ ]*=[ ]*\(.*\)/\1/p' \
710: < Makefile > Makefile.v
711: t=`tail -1 Makefile.v`
712: if [ -n "${t}" ]; then
713: eval "${var}='${t}'"
714: fi
715: rm -f Makefile.v
716: fi
717: done
718:
719: AR=${AR-${host_alias}-ar}
720: AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
721: AS=${AS-${host_alias}-as}
722: AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
723: CC=${CC-${host_alias}-gcc}
724: CXX=${CXX-${host_alias}-gcc}
725: CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
726: CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
727: CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-gcc}
728: DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
729: DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
730: HOST_PREFIX=${build_alias}-
731: HOST_PREFIX_1=${build_alias}-
732: LD=${LD-${host_alias}-ld}
733: LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
734: MAKEINFO=${MAKEINFO-makeinfo}
735: NM=${NM-${host_alias}-nm}
736: NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
737: RANLIB=${RANLIB-${host_alias}-ranlib}
738: RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
739:
740: if [ -z "${BISON}" ]; then
741: IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
742: for dir in $PATH; do
743: test -z "$dir" && dir=.
744: if test -f $dir/byacc; then
745: BISON=byacc
746: break
747: fi
748: if test -f $dir/bison; then
749: BISON=bison
750: break
751: fi
752: if test -f $dir/yacc; then
753: BISON=yacc
754: break
755: fi
756: done
757: IFS="$save_ifs"
758: BISON=${BISON-bison}
759: fi
760:
761: if [ -z "${LEX}" ]; then
762: IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
763: for dir in $PATH; do
764: test -z "$dir" && dir=.
765: if test -f $dir/flex; then
766: LEX=flex
767: break
768: fi
769: if test -f $dir/lex; then
770: LEX=lex
771: break
772: fi
773: done
774: IFS="$save_ifs"
775: LEX=${LEX-flex}
776: fi
777:
778: # Export variables which autoconf might try to set.
779: export AS
780: export AR
781: export CC_FOR_BUILD
782: export DLLTOOL
783: export LD
784: export NM
785: export RANLIB
786: else
787: # If CC is still not set, try to get gcc.
788: if [ x$with_gcc != xno -a -z "${CC}" ]; then
789: IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
790: for dir in $PATH; do
791: test -z "$dir" && dir=.
792: if test -f $dir/gcc; then
793: CC="gcc -O2"
794: break
795: fi
796: done
797: IFS="$save_ifs"
798: CC=${CC-cc}
799: fi
800:
801: CXX=${CXX-"gcc"}
802: fi
803:
804: export CC
805: export CXX
806:
807: case "$host" in
808: *go32*)
809: enable_gdbtk=no ;;
810: esac
811:
812: # Determine whether gdb needs tk/tcl or not.
813: if [ "$enable_gdbtk" != "no" ]; then
814: GDB_TK="all-tcl all-tk"
815: else
816: GDB_TK=""
817: fi
818:
819: for subdir in . ${subdirs} ; do
820:
821: # ${subdir} is relative path from . to the directory we're currently
822: # configuring.
823: # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
824: invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
825:
826: ### figure out what to do with srcdir
827: case "${srcdir}" in
828: ".") # no -srcdir option. We're building in place.
829: makesrcdir=. ;;
830: /*) # absolute path
831: makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
832: ;;
833: *) # otherwise relative
834: case "${subdir}" in
835: .) makesrcdir=${srcdir} ;;
836: *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
837: esac
838: ;;
839: esac
840:
841: if [ "${subdir}/" != "./" ] ; then
842: Makefile=${subdir}/Makefile
843: fi
844:
845: if [ ! -d ${subdir} ] ; then
846: if mkdir ${subdir} ; then
847: true
848: else
849: echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
850: exit 1
851: fi
852: fi
853:
854: case "${removing}" in
855: "")
856: case "${subdir}" in
857: .) ;;
858: *) eval echo Building in ${subdir} ${redirect} ;;
859: esac
860:
861: # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
862: # Set up the list of links to be made.
863: # ${links} is the list of link names, and ${files} is the list of names to link to.
864:
865: # Make the links.
866: configlinks="${links}"
867: if [ -r ${subdir}/config.status ] ; then
868: mv -f ${subdir}/config.status ${subdir}/config.back
869: fi
870: while [ -n "${files}" ] ; do
871: # set file to car of files, files to cdr of files
872: set ${files}; file=$1; shift; files=$*
873: set ${links}; link=$1; shift; links=$*
874:
875: if [ ! -r ${srcdir}/${file} ] ; then
876: echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
877: echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
878: exit 1
879: fi
880:
881: ${remove} -f ${link}
882: # Make a symlink if possible, otherwise try a hard link
883: if ${symbolic_link} ${srcdir}/${file} ${link} >/dev/null 2>&1 ; then
884: true
885: else
886: # We need to re-remove the file because Lynx leaves a
887: # very strange directory there when it fails an NFS symlink.
888: ${remove} -r -f ${link}
889: ${hard_link} ${srcdir}/${file} ${link}
890: fi
891: if [ ! -r ${link} ] ; then
892: echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
893: exit 1
894: fi
895:
896: echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
897: done
898:
899: # Create a .gdbinit file which runs the one in srcdir
900: # and tells GDB to look there for source files.
901:
902: if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
903: case ${srcdir} in
904: .) ;;
905: *) cat > ${subdir}/.gdbinit <<EOF
906: # ${NO_EDIT}
907: dir ${makesrcdir}
908: dir .
909: source ${makesrcdir}/.gdbinit
910: EOF
911: ;;
912: esac
913: fi
914:
915: # Install a makefile, and make it set VPATH
916: # if necessary so that the sources are found.
917: # Also change its value of srcdir.
918: # NOTE: Makefile generation constitutes the majority of the time in configure. Hence, this section has
919: # been somewhat optimized and is perhaps a bit twisty.
920:
921: # code is order so as to try to sed the smallest input files we know.
922:
923: # the four makefile fragments MUST end up in the resulting Makefile in this order:
924: # package, target, host, and site. so do these separately because I don't trust the
925: # order of sed -e expressions.
926:
927: if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
928:
929: # Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
930: rm -f ${subdir}/Makefile.tem
931: case "${site}" in
932: "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
933: *)
934: site_makefile_frag=${srcdir}/config/ms-${site}
935:
936: if [ -f ${site_makefile_frag} ] ; then
937: sed -e "/^####/ r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
938: > ${subdir}/Makefile.tem
939: else
940: cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
941: site_makefile_frag=
942: fi
943: ;;
944: esac
945: # working copy now in ${subdir}/Makefile.tem
946:
947: # Conditionalize the makefile for this host.
948: rm -f ${Makefile}
949: case "${host_makefile_frag}" in
950: "") mv ${subdir}/Makefile.tem ${Makefile} ;;
951: *)
952: if [ ! -f ${host_makefile_frag} ] ; then
953: host_makefile_frag=${srcdir}/${host_makefile_frag}
954: fi
955: if [ -f ${host_makefile_frag} ] ; then
956: sed -e "/^####/ r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
957: else
958: echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
959: echo '***' is missing in ${PWD=`pwd`}. 1>&2
960: mv ${subdir}/Makefile.tem ${Makefile}
961: fi
962: esac
963: # working copy now in ${Makefile}
964:
965: # Conditionalize the makefile for this target.
966: rm -f ${subdir}/Makefile.tem
967: case "${target_makefile_frag}" in
968: "") mv ${Makefile} ${subdir}/Makefile.tem ;;
969: *)
970: if [ ! -f ${target_makefile_frag} ] ; then
971: target_makefile_frag=${srcdir}/${target_makefile_frag}
972: fi
973: if [ -f ${target_makefile_frag} ] ; then
974: sed -e "/^####/ r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
975: else
976: mv ${Makefile} ${subdir}/Makefile.tem
977: target_makefile_frag=
978: fi
979: ;;
980: esac
981: # real copy now in ${subdir}/Makefile.tem
982:
983: # Conditionalize the makefile for this package.
984: rm -f ${Makefile}
985: case "${package_makefile_frag}" in
986: "") mv ${subdir}/Makefile.tem ${Makefile} ;;
987: *)
988: if [ ! -f ${package_makefile_frag} ] ; then
989: package_makefile_frag=${srcdir}/${package_makefile_frag}
990: fi
991: if [ -f ${package_makefile_frag} ] ; then
992: sed -e "/^####/ r ${package_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
993: rm -f ${subdir}/Makefile.tem
994: else
995: echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2
996: echo '***' is missing in ${PWD=`pwd`}. 1>&2
997: mv ${subdir}/Makefile.tem ${Makefile}
998: fi
999: esac
1000: # working copy now in ${Makefile}
1001:
1002: mv ${Makefile} ${subdir}/Makefile.tem
1003:
1004: # real copy now in ${subdir}/Makefile.tem
1005:
1006: # prepend warning about editting, and a bunch of variables.
1007: rm -f ${Makefile}
1008: cat > ${Makefile} <<EOF
1009: # ${NO_EDIT}
1010: VPATH = ${makesrcdir}
1011: links = ${configlinks}
1012: host_alias = ${host_alias}
1013: host_cpu = ${host_cpu}
1014: host_vendor = ${host_vendor}
1015: host_os = ${host_os}
1016: host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1017: target_alias = ${target_alias}
1018: target_cpu = ${target_cpu}
1019: target_vendor = ${target_vendor}
1020: target_os = ${target_os}
1021: target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1022: EOF
1023: case "${build}" in
1024: "") ;;
1025: *) cat >> ${Makefile} << EOF
1026: build_alias = ${build_alias}
1027: build_cpu = ${build_cpu}
1028: build_vendor = ${build_vendor}
1029: build_os = ${build_os}
1030: build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1031: EOF
1032: esac
1033:
1034: case "${package_makefile_frag}" in
1035: "") ;;
1036: /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1037: *) echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1038: esac
1039:
1040: case "${target_makefile_frag}" in
1041: "") ;;
1042: /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1043: *) echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1044: esac
1045:
1046: case "${host_makefile_frag}" in
1047: "") ;;
1048: /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1049: *) echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1050: esac
1051:
1052: if [ "${site_makefile_frag}" != "" ] ; then
1053: echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1054: fi
1055:
1056: # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1057: # remove any form feeds.
1058: if [ -z "${subdirs}" ]; then
1059: rm -f ${subdir}/Makefile.tem2
1060: sed -e "s:^SUBDIRS[ ]*=.*$:SUBDIRS = ${configdirs}:" \
1061: -e "s:^NONSUBDIRS[ ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1062: ${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
1063: rm -f ${subdir}/Makefile.tem
1064: mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
1065: fi
1066: sed -e "s:^prefix[ ]*=.*$:prefix = ${prefix}:" \
1067: -e "s:^exec_prefix[ ]*=.*$:exec_prefix = ${exec_prefix}:" \
1068: -e "/^CC[ ]*=/{
1069: :loop1
1070: /\\\\$/ N
1071: /\\\\$/ b loop1
1072: s/\\\\\\n//g
1073: s%^CC[ ]*=.*$%CC = ${CC}%
1074: }" \
1075: -e "/^CXX[ ]*=/{
1076: :loop2
1077: /\\\\$/ N
1078: /\\\\$/ b loop2
1079: s/\\\\\\n//g
1080: s%^CXX[ ]*=.*$%CXX = ${CXX}%
1081: }" \
1082: -e "s:^SHELL[ ]*=.*$:SHELL = ${config_shell}:" \
1083: -e "s:^GDB_TK[ ]*=.*$:GDB_TK = ${GDB_TK}:" \
1084: -e "s:^srcdir[ ]*=.*$:srcdir = ${makesrcdir}:" \
1085: -e "s/ //" \
1086: -e "s:^program_prefix[ ]*=.*$:program_prefix = ${program_prefix}:" \
1087: -e "s:^program_suffix[ ]*=.*$:program_suffix = ${program_suffix}:" \
1088: -e "s:^program_transform_name[ ]*=.*$:program_transform_name = ${program_transform_name}:" \
1089: -e "s:^tooldir[ ]*=.*$:tooldir = ${tooldir}:" \
1090: ${subdir}/Makefile.tem >> ${Makefile}
1091:
1092: # If this is a Canadian Cross, preset the values of many more
1093: # tools.
1094: if [ "${build}" != "${host}" ]; then
1095: for var in ${tools}; do
1096: val=`eval 'echo $'"${var}"`
1097: sed -e "/^${var}[ ]*=/{
1098: :loop1
1099: /\\\\$/ N
1100: /\\\\$/ b loop1
1101: s/\\\\\\n//g
1102: s%^${var}[ ]*=.*$%${var} = ${val}%
1103: }" ${Makefile} > ${Makefile}.tem
1104: mv -f ${Makefile}.tem ${Makefile}
1105: done
1106: fi
1107:
1108: # final copy now in ${Makefile}
1109:
1110: else
1111: echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1112: fi
1113:
1114: rm -f ${subdir}/Makefile.tem
1115:
1116: case "${host_makefile_frag}" in
1117: "") using= ;;
1118: *) using="and \"${host_makefile_frag}\"" ;;
1119: esac
1120:
1121: case "${target_makefile_frag}" in
1122: "") ;;
1123: *) using="${using} and \"${target_makefile_frag}\"" ;;
1124: esac
1125:
1126: case "${site_makefile_frag}" in
1127: "") ;;
1128: *) using="${using} and \"${site_makefile_frag}\"" ;;
1129: esac
1130:
1131: newusing=`echo "${using}" | sed 's/and/using/'`
1132: using=${newusing}
1133: echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1134:
1135: . ${tmpfile}.pos
1136:
1137: # describe the chosen configuration in config.status.
1138: # Make that file a shellscript which will reestablish
1139: # the same configuration. Used in Makefiles to rebuild
1140: # Makefiles.
1141:
1142: case "${norecursion}" in
1143: "") arguments="${arguments} --norecursion" ;;
1144: *) ;;
1145: esac
1146:
1147: if [ ${subdir} = . ] ; then
1148: echo "#!/bin/sh
1149: # ${NO_EDIT}
1150: # This directory was configured as follows:
1151: ${progname}" ${arguments} "
1152: # ${using}" > ${subdir}/config.new
1153: else
1154: echo "#!/bin/sh
1155: # ${NO_EDIT}
1156: # This directory was configured as follows:
1157: cd ${invsubdir}
1158: ${progname}" ${arguments} "
1159: # ${using}" > ${subdir}/config.new
1160: fi
1161: chmod a+x ${subdir}/config.new
1162: if [ -r ${subdir}/config.back ] ; then
1163: mv -f ${subdir}/config.back ${subdir}/config.status
1164: fi
1165: ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1166: ;;
1167:
1168: *) rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1169: esac
1170: done
1171:
1172: # If there are subdirectories, then recur.
1173: if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
1174: for configdir in ${configdirs} ; do
1175:
1176: if [ -d ${srcdir}/${configdir} ] ; then
1177: eval echo Configuring ${configdir}... ${redirect}
1178: case "${srcdir}" in
1179: ".") ;;
1180: *)
1181: if [ ! -d ./${configdir} ] ; then
1182: if mkdir ./${configdir} ; then
1183: true
1184: else
1185: echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
1186: exit 1
1187: fi
1188: fi
1189: ;;
1190: esac
1191:
1192: POPDIR=${PWD=`pwd`}
1193: cd ${configdir}
1194:
1195: ### figure out what to do with srcdir
1196: case "${srcdir}" in
1197: ".") newsrcdir=${srcdir} ;; # no -srcdir option. We're building in place.
1198: /*) # absolute path
1199: newsrcdir=${srcdir}/${configdir}
1200: srcdiroption="--srcdir=${newsrcdir}"
1201: ;;
1202: *) # otherwise relative
1203: newsrcdir=../${srcdir}/${configdir}
1204: srcdiroption="--srcdir=${newsrcdir}"
1205: ;;
1206: esac
1207:
1208: # Handle --cache-file=../XXX
1209: case "${cache_file}" in
1210: "") # empty
1211: ;;
1212: /*) # absolute path
1213: cache_file_option="--cache-file=${cache_file}"
1214: ;;
1215: *) # relative path
1216: cache_file_option="--cache-file=../${cache_file}"
1217: ;;
1218: esac
1219:
1220: ### check for guested configure, otherwise fix possibly relative progname
1221: if [ -f ${newsrcdir}/configure ] ; then
1222: recprog=${newsrcdir}/configure
1223: elif [ -f ${newsrcdir}/configure.in ] ; then
1224: case "${progname}" in
1225: /*) recprog=${progname} ;;
1226: *) recprog=../${progname} ;;
1227: esac
1228: else
1229: eval echo No configuration information in ${configdir} ${redirect}
1230: recprog=
1231: fi
1232:
1233: ### The recursion line is here.
1234: if [ ! -z "${recprog}" ] ; then
1235: if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
1236: ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1237: ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
1238: true
1239: else
1240: echo Configure in `pwd` failed, exiting. 1>&2
1241: exit 1
1242: fi
1243: fi
1244:
1245: cd ${POPDIR}
1246: fi
1247: done
1248: fi
1249:
1250: # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1251: # and reset the trap handler.
1252: rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1253: trap 0
1254:
1255: exit 0
1256:
1257: #
1258: # Local Variables:
1259: # fill-column: 131
1260: # End:
1261: #
1262:
1263: # end of configure
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