3 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
6 # Copyright (C) 1988, 90, 91, 92, 93, 94, 95, 96, 1997
7 # Free Software Foundation, Inc.
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.
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.
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.
23 # This file was originally written by K. Richard Pixley.
26 # Shell script to create proper links to machine-dependent files in
27 # preparation for compilation.
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.
34 export PATH ||
(echo "OOPS, this isn't sh. Desperation time. I will feed myself to sh."; sh
$0 $argv; kill $$
)
43 #symbolic_link="echo ln -s"
45 # clear some things potentially inherited from environment.
48 Makefile_in
=Makefile.
in
51 cache_file
=config.cache
59 floating_point
=default
68 package_makefile_frag
=
69 package_makefile_rules_frag
=
76 program_transform_name
=
77 program_transform_nameoption
=
91 bindir
='${exec_prefix}/bin'
92 sbindir
='${exec_prefix}/sbin'
93 libexecdir
='${exec_prefix}/libexec'
94 datadir
='${prefix}/share'
95 sysconfdir
='${prefix}/etc'
96 sharedstatedir
='${prefix}/com'
97 localstatedir
='${prefix}/var'
98 libdir
='${exec_prefix}/lib'
99 includedir
='${prefix}/include'
100 oldincludedir
='/usr/include'
101 infodir
='${prefix}/info'
102 mandir
='${prefix}/man'
104 ### we might need to use some other shell than /bin/sh for running subshells
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.
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}
118 for prog
in sh sh.exe bash bash.exe
; do
119 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
121 test -z "$dir" && dir
=.
122 if test -f $dir/$prog; then
123 CONFIG_SHELL
=$dir/$prog
129 test -n "${CONFIG_SHELL}" && break
137 config_shell
=${CONFIG_SHELL-/bin/sh}
139 NO_EDIT
="This file was generated automatically by configure. Do not edit."
141 ## this is a little touchy and won't always work, but...
143 ## if the argv[0] starts with a slash then it is an absolute name that can (and
144 ## must) be used as is.
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.
151 # if PWD already has a value, it is probably wrong.
152 if [ -n "$PWD" ]; then PWD
=`pwd`; fi
154 case "${progname}" in
158 PATH
=$PATH:${PWD=`pwd`} ; export PATH
167 # Break out if there are no more args
174 # Get the first arg, and shuffle
178 # Make all options have two hyphens
179 orig_option
=$option # Save original for error messages
182 -*) option
=-$option ;;
185 # Split out the argument for options that take them
188 optarg
=`echo $option | sed -e 's/^[^=]*=//'`
189 arguments
="$arguments $option"
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*)
196 arguments
="$arguments $option=$optarg"
199 arguments
="$arguments -v"
202 arguments
="$arguments $option"
206 # Now, process the options
211 diroptions
="$diroptions --bindir=$optarg"
214 case "$build_alias" in
215 "") build_alias
=$optarg ;;
216 *) echo '***' Can only configure
for one build machine
at a
time.
1>&2
226 diroptions
="$diroptions --datadir=$optarg"
229 enableopt
=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
231 disableoptions
="$disableoptions $option"
239 enableopt
=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
240 eval "$enableopt='$optarg'"
241 enableoptions
="$enableoptions '$option'"
243 --exec-prefix* |
--ex*)
245 exec_prefixoption
="--exec-prefix=$optarg"
255 NOHOST
) host_alias
=$optarg ;;
256 *) echo '***' Can only configure
for one
host at a
time.
1>&2
263 diroptions
="$diroptions --includedir=$optarg"
267 diroptions
="$diroptions --infodir=$optarg"
271 diroptions
="$diroptions --libdir=$optarg"
275 diroptions
="$diroptions --libexecdir=$optarg"
278 localstatedir
=$optarg
279 diroptions
="$diroptions --localstatedir=$optarg"
283 diroptions
="$diroptions --mandir=$optarg"
287 floating_pointoption
="--nfp"
289 --norecursion |
--no*)
293 oldincludedir
=$optarg
294 diroptions
="$diroptions --oldincludedir=$optarg"
298 prefixoption
="--prefix=$optarg"
300 --program-prefix* |
--program-p*)
301 program_prefix
=$optarg
302 program_prefixoption
="--program-prefix=$optarg"
304 --program-suffix* |
--program-s*)
305 program_suffix
=$optarg
306 program_suffixoption
="--program-suffix=$optarg"
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'"
318 diroptions
="$diroptions --sbindir=$optarg"
321 sharedstatedir
=$optarg
322 diroptions
="$diroptions --sharedstatedir=$optarg"
324 --silent |
--sil* |
--quiet |
--q*)
325 redirect
=">/dev/null"
330 site_option
="--site=$optarg"
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 $optarg | sed -e 's:/$::'`
344 diroptions
="$diroptions --sysconfdir=$optarg"
347 case $target_alias in
348 NOTARGET
) target_alias
=$optarg ;;
349 *) echo '***' Can only configure
for one target
at a
time.
1>&2
356 tmpdiroption
="--tmpdir=$optarg"
358 --verbose |
--v |
--verb*)
362 --version |
--V |
--vers*)
363 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
372 withopt
=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
373 eval $withopt="$optarg"
374 withoptions
="$withoptions $option"
377 withopt
=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
379 withoutoptions
="$withoutoptions $option"
382 withoptions
="$withoptions --with-x"
384 --x-i* |
--x-l*) other_options
="$other_options $orig_option"
387 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
392 NOUNDEFS
) undefs
=$option ;;
393 *) echo '***' Can only configure
for one
host and one target
at a
time.
1>&2
401 # process host and target
403 # Do some error checking and defaulting for the host and target type.
405 # configure --host=HOST --target=TARGET UNDEFS
408 # 1. You aren't allowed to specify --host, --target, and undefs at the
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.
418 # Make sure that host, target & undefs aren't all specified at the
420 case $host_alias---$target_alias---$undefs in
421 NOHOST---
*---* |
*---NOTARGET---* |
*---*---NOUNDEFS)
423 *) echo '***' Can only configure
for one
host and one target
at a
time.
1>&2
429 # Now, do defaulting for host.
434 # Neither --host option nor undefs were present.
436 guesssys
=`echo ${progname} | sed 's/configure$/config.guess/'`
437 if host_alias
=`${config_shell} ${guesssys}`
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
447 if expr $host_alias : $target_alias >/dev
/null
449 host_alias
=$target_alias
453 echo "Configuring for a ${host_alias} host." 1>&2
454 arguments
="--host=$host_alias $arguments"
456 echo 'Config.guess failed to determine the host type. You need to specify one.' 1>&2
462 arguments
="--host=$host_alias $arguments"
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 $target_alias in
474 target_alias
=$host_alias
478 arguments
="--target=$target_alias $arguments"
486 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
488 echo Usage
: configure
[OPTIONS
] [HOST
]
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'
510 echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
512 if [ -r config.status
] ; then
519 configsub
=`echo ${progname} | sed 's/configure$/config.sub/'`
520 moveifchange
=`echo ${progname} | sed 's/configure$/move-if-change/'`
521 topsrcdir
=`cd \`dirname ${progname}\
`; pwd`
524 # this is a hack. sun4 must always be a valid host alias or this will fail.
525 if ${config_shell} ${configsub} sun4
>/dev
/null
2>&1 ; then
528 echo '***' cannot
find config.sub.
1>&2
533 if ${config_shell} ${moveifchange} config.junk config.trash
; then
536 echo '***' cannot
find move-if-change.
1>&2
539 rm -f config.junk config.trash
543 if [ -r configure.
in ] ; then
546 if [ -r ${progname}.
in ] ; then
547 srcdir
=`echo ${progname} | sed 's:/configure$::'`
549 echo '***' "Can't find configure.in. Try using --srcdir=some_dir" 1>&2
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
562 srcpwd
=`cd ${srcdir} ; pwd`
563 if [ "${pwd}" = "${srcpwd}" ] ; then
568 ### warn about some conflicting configurations.
573 if [ -f ${srcdir}/config.status
] ; then
574 echo '***' Cannot configure here
in \"${PWD=`pwd`}\" when
\"${srcdir}\" is currently configured.
1>&2
580 # default exec_prefix
581 case "${exec_prefixoption}" in
582 "") exec_prefix
="\$(prefix)" ;;
586 # Define the trigger file to make sure configure will re-run whenever
587 # the gcc version number changes.
588 if [ "${with_gcc_version_trigger+set}" = set ]; then
589 gcc_version_trigger
="$with_gcc_version_trigger"
590 gcc_version
=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${with_gcc_version_trigger}`
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/' < ${gcc_version_trigger}`
597 *--with-gcc-version-trigger=$gcc_version_trigger* )
600 # Make sure configure.in knows about this.
601 arguments
="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
604 withoptions
="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
608 ### break up ${srcdir}/configure.in.
609 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
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=${cache_file}" ;;
622 srcdiroption
="--srcdir=${srcdir}"
623 case "${build_alias}" in
625 *) buildopt
="--build=${build_alias}" ;;
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}
637 echo '***' There is no configure
script present though.
1>&2
645 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
647 echo '***' ${srcdir}/configure.
in has no
\"per-target
:\" line.
1>&2
654 "") TMPDIR
=/tmp
; export TMPDIR
;;
658 # keep this filename short for &%*%$*# 14 char file names
659 tmpfile
=${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.
665 trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
667 # split ${srcdir}/configure.in into common, per-host, per-target,
668 # and post-target parts. Post-target is optional.
669 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.
in > ${tmpfile}.com
670 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.
in > ${tmpfile}.hst
671 if 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
675 sed -e '1,/^# per\-target:/d' ${srcdir}/configure.
in > ${tmpfile}.tgt
679 ### do common part of configure.in
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.
688 if 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.
692 rm -f Makefile
* ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
693 # Execute the final clean-up actions
694 ${config_shell} skip-this-dir
695 # and stop configuring this directory.
699 # some sanity checks on configure.in
700 case "${srctrigger}" in
702 echo '***' srctrigger not
set in ${PWD=`pwd`}/configure.
in.
1>&2
708 case "${build_alias}" in
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
=${host_alias}
719 if result
=`${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}
726 echo "Unrecognized build system name ${build_alias}." 1>&2
732 if result
=`${config_shell} ${configsub} ${host_alias}` ; then
735 echo "Unrecognized host system name ${host_alias}." 1>&2
738 host_cpu
=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
739 host_vendor
=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
740 host_os
=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
741 host=${host_cpu}-${host_vendor}-${host_os}
745 if result
=`${config_shell} ${configsub} ${target_alias}` ; then
748 echo "Unrecognized target system name ${target_alias}." 1>&2
751 target_cpu
=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
752 target_vendor
=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
753 target_os
=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
754 target
=${target_cpu}-${target_vendor}-${target_os}
758 # Find the source files, if location was not specified.
763 if [ ! -r ${srctrigger} ] ; then
770 if [ ! -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 ;;
776 echo '***' \
(At least
${srctrigger} is missing.\
) 1>&2
780 # Some systems (e.g., one of the i386-aix systems the gas testers are
781 # using) don't handle "\$" correctly, so don't use it here.
782 tooldir
='$(exec_prefix)'/${target_alias}
784 if [ "${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}- ;
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
797 if [ "${program_suffix}" != "" ] ; then
798 program_transform_name
="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
801 if [ "${program_prefix}" != "" ] ; then
802 program_transform_name
="-e s,^,${program_prefix}, ${program_transform_name}"
805 # If CC and CXX are not set in the environment, and the Makefile
806 # exists, try to extract them from it. This is to handle running
807 # ./config.status by hand.
808 if [ -z "${CC}" ] && [ -r Makefile
]; then
813 /^CC[ ]*=/ s/CC[ ]*=[ ]*\(.*\)/\1/p' < Makefile
> Makefile.cc
814 CC
=`tail -1 Makefile.cc`
818 if [ -z "${CFLAGS}" ] && [ -r Makefile
]; then
823 /^CFLAGS[ ]*=/ s/CFLAGS[ ]*=[ ]*\(.*\)/\1/p' < Makefile
> Makefile.cc
824 CFLAGS
=`tail -1 Makefile.cc`
828 if [ -z "${CXX}" ] && [ -r Makefile
]; then
833 /^CXX[ ]*=/ s/CXX[ ]*=[ ]*\(.*\)/\1/p' < Makefile
> Makefile.cc
834 CXX
=`tail -1 Makefile.cc`
838 if [ -z "${CXXFLAGS}" ] && [ -r Makefile
]; then
843 /^CXXFLAGS[ ]*=/ s/CXXFLAGS[ ]*=[ ]*\(.*\)/\1/p' < Makefile
> Makefile.cc
844 CXXFLAGS
=`tail -1 Makefile.cc`
848 # Generate a default definition for YACC. This is used if the makefile can't
849 # locate bison or byacc in objdir.
851 for prog
in 'bison -y' byacc
yacc
853 set dummy
$prog; tmp
=$2
854 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
856 test -z "$dir" && dir
=.
857 if test -f $dir/$tmp; then
864 test -n "$DEFAULT_YACC" && break
867 # Generate a default definition for M4. This is used if the makefile can't
868 # locate m4 in objdir.
870 for prog
in gm4 gnum4
m4
872 set dummy
$prog; tmp
=$2
873 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
875 test -z "$dir" && dir
=.
876 if test -f $dir/$tmp; then
883 test -n "$DEFAULT_M4" && break
886 # Generate a default definition for LEX. This is used if the makefile can't
887 # locate flex in objdir.
891 set dummy
$prog; tmp
=$2
892 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
894 test -z "$dir" && dir
=.
895 if test -f $dir/$tmp; then
902 test -n "$DEFAULT_LEX" && break
905 if [ "${build}" != "${host}" ]; then
906 # If we are doing a Canadian Cross, in which the host and build systems
907 # are not the same, we set reasonable default values for the tools.
909 tools
="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
910 tools
="${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"
916 for var
in ${tools}; do
917 if [ -z "`eval 'echo $'"${var}"`" ] && [ -r Makefile
]; then
922 /^'"${var}"'[ ]*=/ s/'"${var}"'[ ]*=[ ]*\(.*\)/\1/p' \
923 < Makefile
> Makefile.v
924 t
=`tail -1 Makefile.v`
925 if [ -n "${t}" ]; then
932 AR
=${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-${target_alias}-as}
937 CC
=${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}
959 if [ -z "${YACC}" ]; then
960 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
962 test -z "$dir" && dir
=.
963 if test -f $dir/bison
; then
967 if test -f $dir/byacc
; then
971 if test -f $dir/yacc; then
977 if [ -z "${YACC}" ]; then
982 if [ -z "${LEX}" ]; then
983 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
985 test -z "$dir" && dir
=.
986 if test -f $dir/flex
; then
990 if test -f $dir/lex; then
999 # Export variables which autoconf might try to set.
1009 # If CC is still not set, try to get gcc.
1010 if [ -z "${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 $dir/gcc
; then
1016 echo 'void f(){}' > conftest.c
1017 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1018 CFLAGS
=${CFLAGS-"-g -O2"}
1019 CXXFLAGS
=${CXXFLAGS-"-g -O2"}
1021 CFLAGS
=${CFLAGS-"-O2"}
1022 CXXFLAGS
=${CXXFLAGS-"-O2"}
1031 if test -z "${CFLAGS}"; then
1032 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1033 # is set to a version of gcc.
1036 echo 'void f(){}' > conftest.c
1037 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1038 CFLAGS
=${CFLAGS-"-g -O2"}
1039 CXXFLAGS
=${CXXFLAGS-"-g -O2"}
1041 CFLAGS
=${CFLAGS-"-O2"}
1042 CXXFLAGS
=${CXXFLAGS-"-O2"}
1051 CFLAGS
=${CFLAGS-"-g"}
1052 CXXFLAGS
=${CXXFLAGS-"-g -O2"}
1061 for subdir
in .
${subdirs} ; do
1063 # ${subdir} is relative path from . to the directory we're currently
1065 # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
1066 invsubdir
=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
1068 ### figure out what to do with srcdir
1070 ".") # no -srcdir option. We're building in place.
1073 makesrcdir
=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
1075 *) # otherwise relative
1077 .
) makesrcdir
=${srcdir} ;;
1078 *) makesrcdir
=${invsubdir}${srcdir}/${subdir} ;;
1083 if [ "${subdir}/" != "./" ] ; then
1084 Makefile
=${subdir}/Makefile
1087 if [ ! -d ${subdir} ] ; then
1088 if mkdir
${subdir} ; then
1091 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
1096 case "${removing}" in
1100 *) eval echo Building
in ${subdir} ${redirect} ;;
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 ${files} is the list of names to link to.
1108 configlinks
="${links}"
1109 if [ -r ${subdir}/config.status
] ; then
1110 mv -f ${subdir}/config.status
${subdir}/config.back
1112 while [ -n "${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
=$1; shift; links
=$
*
1117 if [ ! -r ${srcdir}/${file} ] ; then
1118 if [ ! -r ${file} ] ; then
1120 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1121 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1127 srcfile
=${srcdir}/${file}
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
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}
1140 if [ ! -r ${link} ] ; then
1141 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1145 echo "Linked \"${link}\" to \"${srcfile}\"."
1148 # Create a .gdbinit file which runs the one in srcdir
1149 # and tells GDB to look there for source files.
1151 if [ -r ${srcdir}/${subdir}/.gdbinit
] ; then
1154 *) cat > ${subdir}/.gdbinit
<<EOF
1158 source ${makesrcdir}/.gdbinit
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.
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.
1173 # the five makefile fragments MUST end up in the resulting Makefile in this order:
1174 # package macros, target, host, site, and package rules.
1176 if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
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
;;
1183 if [ ! -f ${package_makefile_rules_frag} ] ; then
1184 package_makefile_rules_frag
=${srcdir}/${package_makefile_rules_frag}
1186 if [ -f ${package_makefile_rules_frag} ] ; then
1187 sed -e "/^####/ r ${package_makefile_rules_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}.tem
1189 echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1190 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1191 cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
1194 # working copy now in ${Makefile}.tem
1196 # Conditionalize for this site.
1199 "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1201 site_makefile_frag=${srcdir}/config/ms-${site}
1203 if [ -f ${site_makefile_frag} ] ; then
1204 sed -e "/^
####/ r ${site_makefile_frag}" ${subdir}/Makefile.tem \
1207 mv ${subdir}/Makefile.tem
${Makefile}
1212 # working copy now in ${Makefile}
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
;;
1219 if [ ! -f ${host_makefile_frag} ] ; then
1220 host_makefile_frag
=${srcdir}/${host_makefile_frag}
1222 if [ -f ${host_makefile_frag} ] ; then
1223 sed -e "/^####/ r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1225 echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1226 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1227 mv ${Makefile} ${subdir}/Makefile.tem
1230 # working copy now in ${subdir)/Makefile.tem
1232 # Conditionalize the makefile for this target.
1234 case "${target_makefile_frag}" in
1235 "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1237 if [ ! -f ${target_makefile_frag} ] ; then
1238 target_makefile_frag=${srcdir}/${target_makefile_frag}
1240 if [ -f ${target_makefile_frag} ] ; then
1241 sed -e "/^
####/ r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1243 mv ${subdir}/Makefile.tem
${Makefile}
1244 target_makefile_frag
=
1248 # working copy now in ${Makefile}
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
;;
1255 if [ ! -f ${package_makefile_frag} ] ; then
1256 package_makefile_frag
=${srcdir}/${package_makefile_frag}
1258 if [ -f ${package_makefile_frag} ] ; then
1259 sed -e "/^####/ r ${package_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1261 echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
1262 echo '***' is missing in ${PWD=`pwd`}. 1>&2
1263 mv ${Makefile} ${subdir}/Makefile.tem
1266 # real copy now in ${subdir}/Makefile.tem
1268 # prepend warning about editting, and a bunch of variables.
1270 cat > ${Makefile} <<EOF
1272 VPATH = ${makesrcdir}
1273 links = ${configlinks}
1274 host_alias = ${host_alias}
1275 host_cpu = ${host_cpu}
1276 host_vendor = ${host_vendor}
1277 host_os = ${host_os}
1278 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1279 target_alias = ${target_alias}
1280 target_cpu = ${target_cpu}
1281 target_vendor = ${target_vendor}
1282 target_os = ${target_os}
1283 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1287 *) cat >> ${Makefile} << EOF
1288 build_alias = ${build_alias}
1289 build_cpu = ${build_cpu}
1290 build_vendor = ${build_vendor}
1291 build_os = ${build_os}
1292 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1296 case "${package_makefile_frag}" in
1298 /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1299 *) echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1302 case "${target_makefile_frag}" in
1304 /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1305 *) echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1308 case "${host_makefile_frag}" in
1310 /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1311 *) echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1314 if [ "${site_makefile_frag}" != "" ] ; then
1315 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1318 # record if we want to build shared libs.
1319 if test -z "${enable_shared}"; then
1320 echo enable_shared = no >> ${Makefile}
1322 echo enable_shared = ${enable_shared} >> ${Makefile}
1324 # record if we want to rumtime library stuff installed in libsubdir.
1325 if test -z "${enable_version_specific_runtime_libs}"; then
1326 echo enable_version_specific_runtime_libs = no >> ${Makefile}
1328 echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
1331 # Emit a macro which describes the file containing gcc's
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} >> ${Makefile}
1337 # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1338 # remove any form feeds.
1339 if [ -z "${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 ${subdir}/Makefile.tem
1347 sed -e "s|^prefix
[ ]*=.
*$|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
= ${mandir}|
" \
1366 s
%^CC
[ ]*=.
*$
%CC
= ${CC}%
1373 s
%^CXX
[ ]*=.
*$
%CXX
= ${CXX}%
1380 s
%^CFLAGS
[ ]*=.
*$
%CFLAGS
= ${CFLAGS}%
1382 -e "/^CXXFLAGS
[ ]*=/{
1387 s
%^CXXFLAGS
[ ]*=.
*$
%CXXFLAGS
= ${CXXFLAGS}%
1389 -e "s|^SHELL
[ ]*=.
*$|SHELL
= ${config_shell}|
" \
1390 -e "s|^srcdir
[ ]*=.
*$|srcdir
= ${makesrcdir}|
" \
1392 -e "s
:^program_prefix
[ ]*=.
*$
: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 >> ${Makefile}
1402 # If this is a Canadian Cross, preset the values of many more
1404 if [ "${build}" != "${host}" ]; then
1405 for var in ${tools}; do
1406 val=`eval 'echo $'"${var}"`
1407 sed -e "/^
${var}[ ]*=/{
1412 s
%^
${var}[ ]*=.*$%${var} = ${val}%
1413 }" ${Makefile} > ${Makefile}.tem
1414 mv -f ${Makefile}.tem ${Makefile}
1418 # final copy now in ${Makefile}
1421 echo "No Makefile.
in found
in ${srcdir}/${subdir}, unable to configure
" 1>&2
1424 rm -f ${subdir}/Makefile.tem
1426 case "${host_makefile_frag}" in
1428 *) using="and
\"${host_makefile_frag}\"" ;;
1431 case "${target_makefile_frag}" in
1433 *) using="${using} and
\"${target_makefile_frag}\"" ;;
1436 case "${site_makefile_frag}" in
1438 *) using="${using} and
\"${site_makefile_frag}\"" ;;
1441 newusing=`echo "${using}" | sed 's/and/using/'`
1443 echo "Created
\"${Makefile}\" in" ${PWD=`pwd`} ${using}
1447 # describe the chosen configuration in config.status.
1448 # Make that file a shellscript which will reestablish
1449 # the same configuration. Used in Makefiles to rebuild
1452 case "${norecursion}" in
1453 "") arguments
="${arguments} --norecursion" ;;
1457 if [ ${subdir} = .
] ; then
1460 # This directory was configured as follows:
1461 ${progname}" ${arguments} "
1462 # ${using}" > ${subdir}/config.new
1466 # This directory was configured as follows:
1468 ${progname}" ${arguments} "
1469 # ${using}" > ${subdir}/config.new
1471 chmod a
+x
${subdir}/config.new
1472 if [ -r ${subdir}/config.back
] ; then
1473 mv -f ${subdir}/config.back
${subdir}/config.status
1475 ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1478 *) rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1482 # If there are subdirectories, then recur.
1483 if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then
1484 for configdir
in ${configdirs} ${extraconfigdirs} ; do
1486 # If configdir contains ',' it is
1487 # srcdir,builddir,target_alias
1488 # These come from extraconfigdirs.
1489 case ${configdir} in
1491 eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
1494 cfg_dir
=${configdir}
1495 bld_dir
=${configdir}
1496 tgt_alias
=${target_alias}
1500 if [ -d ${srcdir}/${cfg_dir} ] ; then
1501 eval echo Configuring
${configdir}...
${redirect}
1505 if [ ! -d .
/${bld_dir} ] ; then
1506 if mkdir .
/${bld_dir} ; then
1509 echo '***' "${progname}: could not make ${PWD=`pwd`}/${bld_dir}" 1>&2
1519 ### figure out what to do with srcdir
1521 ".") newsrcdir
=${srcdir} ;; # no -srcdir option. We're building in place.
1523 newsrcdir
=${srcdir}/${cfg_dir}
1524 srcdiroption
="--srcdir=${newsrcdir}"
1526 ?
:*) # absolute path on win32
1527 newsrcdir
=${srcdir}/${cfg_dir}
1528 srcdiroption
="--srcdir=${newsrcdir}"
1530 *) # otherwise relative
1531 newsrcdir
=..
/${srcdir}/${cfg_dir}
1532 srcdiroption
="--srcdir=${newsrcdir}"
1536 # Handle --cache-file=../XXX
1537 case "${cache_file}" in
1541 cache_file_option
="--cache-file=${cache_file}"
1543 ?
:*) # absolute path on win32
1544 cache_file_option
="--cache-file=${cache_file}"
1547 cache_file_option
="--cache-file=../${cache_file}"
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} ;;
1561 eval echo No configuration information
in ${cfg_dir} ${redirect}
1565 ### The recursion line is here.
1566 if [ ! -z "${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
1572 echo Configure
in `pwd` failed
, exiting.
1>&2
1582 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1583 # and reset the trap handler.
1584 rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos