1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
2 # 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
4 # This file is free software; you can redistribute it and/or modify it
5 # under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful, but
10 # WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 ##############################################################################
19 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21 AC_INIT(move-if-change)
26 sinclude(config/acx.m4)
28 # clear some things potentially inherited from environment.
32 enable_libstdcxx_v3=yes
33 floating_point=default
37 ### we might need to use some other shell than /bin/sh for running subshells
38 ### If we are on Windows, search for the shell. This will permit people
39 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
40 ### without also having to set CONFIG_SHELL. This code will work when
41 ### using bash, which sets OSTYPE.
44 if test x${CONFIG_SHELL} = x ; then
45 if test ! -f /bin/sh ; then
46 if test x${SHELL} != x && test -f ${SHELL} ; then
50 for prog in sh sh.exe bash bash.exe; do
51 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
53 test -z "$dir" && dir=.
54 if test -f $dir/$prog; then
55 CONFIG_SHELL=$dir/$prog
61 test -n "${CONFIG_SHELL}" && break
69 config_shell=${CONFIG_SHELL-/bin/sh}
71 ## this is a little touchy and won't always work, but...
73 ## if the argv[[0]] starts with a slash then it is an absolute name that can (and
74 ## must) be used as is.
76 ## otherwise, if argv[[0]] has no slash in it, we can assume that it is on the
77 ## path. Since PATH might include "." we also add `pwd` to the end of PATH.
81 # if PWD already has a value, it is probably wrong.
82 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
84 # Export original configure arguments for use by sub-configures.
85 TOPLEVEL_CONFIGURE_ARGUMENTS="$progname $@"
86 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
88 moveifchange=${srcdir}/move-if-change
90 # Set srcdir to "." if that's what it is.
91 # This is important for multilib support.
93 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
94 if test "${pwd}" = "${srcpwd}" ; then
101 # Define the trigger file to make sure configure will re-run whenever
102 # the gcc version number changes.
103 if test "${with_gcc_version_trigger+set}" = set ; then
104 gcc_version_trigger="$with_gcc_version_trigger"
105 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
107 # If gcc's sources are available, define the trigger file.
108 if test -f ${topsrcdir}/gcc/version.c ; then
109 gcc_version_trigger=${topsrcdir}/gcc/version.c
110 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
111 case "$ac_configure_args" in
112 *--with-gcc-version-trigger=$gcc_version_trigger* )
115 # Add to all subconfigure arguments: build, host, and target.
116 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
122 ### To add a new directory to the tree, first choose whether it is a target
123 ### or a host dependent tool. Then put it into the appropriate list
124 ### (library or tools, host or target), doing a dependency sort.
126 # Subdirs will be configured in the order listed in build_configdirs,
127 # configdirs, or target_configdirs; see the serialization section below.
129 # Dependency sorting is only needed when *configuration* must be done in
130 # a particular order. In all cases a dependency should be specified in
131 # the Makefile, whether or not it's implicitly specified here.
133 # Double entries in build_configdirs, configdirs, or target_configdirs may
134 # cause circular dependencies and break everything horribly.
136 # these libraries are used by various programs built for the host environment
138 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib"
140 libstdcxx_version="target-libstdc++-v3"
142 # these tools are built for the host environment
143 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
144 # know that we are building the simulator.
145 # binutils, gas and ld appear in that order because it makes sense to run
146 # "make check" in that particular order.
147 host_tools="texinfo byacc flex bison binutils gas ld gcc sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar"
149 # libgcj represents the runtime libraries only used by gcj.
150 libgcj="target-libffi \
156 # these libraries are built for the target environment, and are built after
157 # the host libraries and the host tools (which may be a cross compiler)
159 target_libs="target-libiberty \
162 ${libstdcxx_version} \
167 # these tools are built using the target libs, and are intended to run only
168 # in the target environment
170 # note: any program that *uses* libraries that are in the "target_libs"
171 # list belongs in this list. those programs are also very likely
172 # candidates for the "native_only" list which follows
174 target_tools="target-examples target-groff target-gperf target-rda"
176 ################################################################################
178 ## All tools belong in one of the four categories, and are assigned above
179 ## We assign ${configdirs} this way to remove all embedded newlines. This
180 ## is important because configure will choke if they ever get through.
181 ## ${configdirs} is directories we build using the host tools.
182 ## ${target_configdirs} is directories we build using the target tools.
184 configdirs=`echo ${host_libs} ${host_tools}`
185 target_configdirs=`echo ${target_libs} ${target_tools}`
187 ################################################################################
189 srcname="gnu development package"
191 # This gets set non-empty for some net releases of packages.
194 # Define is_cross_compiler to save on calls to 'test'.
196 if test x"${host}" = x"${target}" ; then
199 is_cross_compiler=yes
202 # We always want to use the same name for this directory, so that dejagnu
203 # can reliably find it.
204 target_subdir=${target_alias}
206 if test ! -d ${target_subdir} ; then
207 if mkdir ${target_subdir} ; then true
209 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${target_subdir}" 1>&2
215 build_subdir=${build_prefix}${build_alias}
217 if test x"${build_alias}" != x"${host}" ; then
218 if test ! -d ${build_subdir} ; then
219 if mkdir ${build_subdir} ; then true
221 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${build_subdir}" 1>&2
227 # Skipdirs are removed silently.
229 # Noconfigdirs are removed loudly.
233 # Make sure we don't let GNU ld be added if we didn't want it.
234 if test x$with_gnu_ld = xno ; then
236 noconfigdirs="$noconfigdirs ld"
240 # Make sure we don't let GNU as be added if we didn't want it.
241 if test x$with_gnu_as = xno ; then
243 noconfigdirs="$noconfigdirs gas"
246 # some tools are so dependent upon X11 that if we're not building with X,
247 # it's not even worth trying to configure, much less build, that tool.
250 yes | "") ;; # the default value for this tree is that X11 is available
252 skipdirs="${skipdirs} tk tix itcl libgui"
253 # We won't be able to build gdbtk without X.
256 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
259 # Some tools are only suitable for building in a "native" situation.
260 # Remove these if host!=target.
261 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
263 # Similarly, some are only suitable for cross toolchains.
264 # Remove these if host=target.
265 cross_only="target-libgloss target-newlib target-opcodes"
267 case $is_cross_compiler in
268 no) skipdirs="${skipdirs} ${cross_only}" ;;
269 yes) skipdirs="${skipdirs} ${native_only}" ;;
272 # If both --with-headers and --with-libs are specified, default to
274 if test x"${with_headers}" != x && test x"${with_libs}" != x ; then
275 if test x"${with_newlib}" = x ; then
280 # Recognize --with-newlib/--without-newlib.
281 case ${with_newlib} in
282 no) skipdirs="${skipdirs} target-newlib" ;;
283 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
286 # Configure extra directories which are host specific
290 configdirs="$configdirs libtermcap" ;;
293 # Remove more programs from consideration, based on the host or
294 # target this usually means that a port of the program doesn't
299 noconfigdirs="$noconfigdirs byacc"
302 noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
304 i[[3456]]86-*-go32* | i[[3456]]86-*-msdosdjgpp*)
305 noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
307 i[[3456]]86-*-mingw32*)
308 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
309 noconfigdirs="expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
312 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
315 noconfigdirs="autoconf automake send-pr rcs guile perl"
321 noconfigdirs="patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
324 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
327 noconfigdirs="$noconfigdirs tk itcl tix libgui"
331 # Save it here so that, even in case of --enable-libgcj, if the Java
332 # front-end isn't enabled, we still get libgcj disabled.
334 case $enable_libgcj in
336 # If we reset it here, it won't get added to noconfigdirs in the
337 # target-specific build rules, so it will be forcibly enabled
338 # (unless the Java language itself isn't enabled).
342 # Make sure we get it printed in the list of not supported target libs.
343 noconfigdirs="$noconfigdirs ${libgcj}"
349 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
352 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
353 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
355 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
356 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
359 # Skip some stuff on all NetBSD configurations.
360 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
362 # Skip some stuff that's unsupported on some NetBSD configurations.
364 i*86-*-netbsdelf*) ;;
366 noconfigdirs="$noconfigdirs ${libgcj}"
371 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-newlib target-libiberty target-libgloss ${libgcj}"
374 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
376 h8300*-*-* | h8500-*-*)
377 noconfigdirs="$noconfigdirs target-libf2c"
383 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
386 # ld works, but does not support shared libraries.
387 # newlib is not 64 bit ready. I'm not sure about fileutils.
388 # gas doesn't generate exception information.
389 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
392 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
395 # newlib is not 64 bit ready
396 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
399 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
402 # newlib is not 64 bit ready
403 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
406 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
408 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
409 noconfigdirs="$noconfigdirs ${libgcj}"
410 noconfigdirs="$noconfigdirs target-examples"
411 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
412 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
413 noconfigdirs="$noconfigdirs expect dejagnu"
414 # the C++ libraries don't build on top of CE's C libraries
415 noconfigdirs="$noconfigdirs ${libstdcxx_version}"
416 noconfigdirs="$noconfigdirs target-newlib"
418 *-*-cygwin*) ;; # keep gdb and readline
419 *) noconfigdirs="$noconfigdirs gdb readline ${libstdcxx_version}"
424 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
426 arm-*-coff | strongarm-*-coff | xscale-*-coff)
427 noconfigdirs="$noconfigdirs ${libgcj}"
429 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
430 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
433 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
436 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
439 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
442 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
445 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
448 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
451 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
454 noconfigdirs="$noconfigdirs target-libiberty ${libstdcxx_version} ${libgcj}"
457 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj}"
459 c54x*-*-* | tic54x-*-*)
460 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj} gcc gdb newlib"
463 noconfigdirs="$noconfigdirs ${libgcj}"
466 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj}"
469 noconfigdirs="$noconfigdirs ${libgcj}"
472 noconfigdirs="$noconfigdirs ${libgcj}"
475 noconfigdirs="$noconfigdirs ${libgcj}"
478 noconfigdirs="$noconfigdirs target-libgloss"
481 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj} target-libf2c"
483 hppa*64*-*-linux* | parisc*64*-*-linux*)
484 # In this case, it's because the hppa64-linux target is for
485 # the kernel only at this point and has no libc, and thus no
486 # headers, crt*.o, etc., all of which are needed by these.
487 noconfigdirs="$noconfigdirs target-zlib"
490 parisc*-*-linux* | hppa*-*-linux* | \
494 noconfigdirs="$noconfigdirs ${libgcj}"
495 # Do configure ld/binutils/gas for this case.
498 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
499 # build on HP-UX 10.20.
500 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
503 # No gdb support yet.
504 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
507 # No gdb or ld support yet.
508 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
510 i[[3456]]86-*-coff | i[[3456]]86-*-elf)
511 noconfigdirs="$noconfigdirs ${libgcj}"
513 i[[34567]]86-*-freebsd*)
514 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
516 i[[3456]]86-*-linux*)
517 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
518 # not build java stuff by default.
521 noconfigdirs="$noconfigdirs ${libgcj}";;
524 # This section makes it possible to build newlib natively on linux.
525 # If we are using a cross compiler then don't configure newlib.
526 if test x${is_cross_compiler} != xno ; then
527 noconfigdirs="$noconfigdirs target-newlib"
529 noconfigdirs="$noconfigdirs target-libgloss"
530 # If we are not using a cross compiler, do configure newlib.
531 # Note however, that newlib will only be configured in this situation
532 # if the --with-newlib option has been given, because otherwise
533 # 'target-newlib' will appear in skipdirs.
535 i[[3456]]86-*-mingw32*)
536 target_configdirs="$target_configdirs target-mingw"
537 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
539 # Can't build gdb for mingw32 if not native.
541 i[[3456]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
542 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
547 target_configdirs="$target_configdirs target-libtermcap target-winsup"
548 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
549 # always build newlib.
550 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
552 # Can't build gdb for Cygwin if not native.
554 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
555 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
560 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj}"
562 i[[3456]]86-*-sco3.2v5*)
563 # The linker does not yet know about weak symbols in COFF,
564 # and is not configured to handle mixed ELF and COFF.
565 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
568 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
570 i[[3456]]86-*-solaris2*)
571 noconfigdirs="$noconfigdirs target-libgloss"
573 i[[3456]]86-*-sysv4*)
574 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
577 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
579 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
580 noconfigdirs="$noconfigdirs target-libiberty ${libstdcxx_version} ${libgcj}"
583 noconfigdirs="$noconfigdirs ${libgcj}"
586 noconfigdirs="$noconfigdirs ${libgcj}"
589 # The EPOC C++ environment does not support exceptions or rtti,
590 # and so building libstdc++-v3 tends not to always work.
591 noconfigdirs="$noconfigdirs target-libstdc++-v3"
594 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
597 noconfigdirs="$noconfigdirs ${libgcj}"
600 noconfigdirs="$noconfigdirs ${libgcj}"
603 # copied from rs6000-*-* entry
604 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
606 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
607 target_configdirs="$target_configdirs target-winsup"
608 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
609 # always build newlib.
610 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
612 # This is temporary until we can link against shared libraries
613 powerpcle-*-solaris*)
614 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
617 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
620 noconfigdirs="$noconfigdirs ${libgcj}"
623 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
625 noconfigdirs="$noconfigdirs target-libffi"
628 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
631 noconfigdirs="$noconfigdirs gprof ${libgcj}"
634 noconfigdirs="$noconfigdirs gprof ${libgcj}"
637 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
640 # The GNU linker does not support shared libraries.
641 noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
644 # Linking libjava exceeds command-line length limits on at least
645 # IRIX 6.2, but not on IRIX 6.5.
646 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
647 # <oldham@codesourcery.com>
648 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
651 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
654 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
657 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
660 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
663 noconfigdirs="$noconfigdirs gprof ${libgcj}"
666 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
670 i[[3456]]86-*-vsta) ;; # don't add gprof back in
671 i[[3456]]86-*-go32*) ;; # don't add gprof back in
672 i[[3456]]86-*-msdosdjgpp*) ;; # don't add gprof back in
673 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
675 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
678 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
681 noconfigdirs="$noconfigdirs ${libgcj}"
684 noconfigdirs="$noconfigdirs ${libgcj}"
687 noconfigdirs="$noconfigdirs ${libgcj}"
690 noconfigdirs="$noconfigdirs ${libgcj}"
691 if test x${is_cross_compiler} != xno ; then
692 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
697 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
700 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld ${libstdcxx_version} opcodes target-libgloss ${libgcj}"
703 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
706 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
709 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
712 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
715 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
718 noconfigdirs="$noconfigdirs target-libiberty ${libstdcxx_version} ${libgcj}"
721 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
724 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
727 noconfigdirs="$noconfigdirs ${libgcj}"
731 # If we aren't building newlib, then don't build libgloss, since libgloss
732 # depends upon some newlib header files.
733 case "${noconfigdirs}" in
734 *target-libgloss*) ;;
735 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
738 # Figure out what language subdirectories are present.
739 # Look if the user specified --enable-languages="..."; if not, use
740 # the environment variable $LANGUAGES if defined. $LANGUAGES might
742 # NB: embedded tabs in this IF block -- do not untabify
743 if test x"${enable_languages+set}" != xset; then
744 if test x"${LANGUAGES+set}" = xset; then
745 enable_languages="${LANGUAGES}"
746 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
751 if test x"${enable_languages}" = x ||
752 test x"${enable_languages}" = xyes;
754 echo configure.in: --enable-languages needs at least one language argument 1>&2
758 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
760 # First scan to see if an enabled language requires some other language.
761 # We assume that a given config-lang.in will list all the language
762 # front ends it requires, even if some are required indirectly.
763 for lang in ${srcdir}/gcc/*/config-lang.in ..
768 # The odd quoting in the next line works around
769 # an apparent bug in bash 1.12 on linux.
770 ${srcdir}/gcc/[[*]]/config-lang.in)
773 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
774 this_lang_requires=`sed -n -e 's,^lang_requires=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_requires=\([[^ ]]*\).*$,\1,p' $lang`
775 for other in $this_lang_requires
777 case ,${enable_languages}, in
783 echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2
784 enable_languages="$enable_languages,$other"
793 for lang in ${srcdir}/gcc/*/config-lang.in ..
797 # The odd quoting in the next line works around
798 # an apparent bug in bash 1.12 on linux.
799 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
801 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
802 this_lang_libs=`sed -n -e 's,^target_libs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^target_libs=\([[^ ]]*\).*$,\1,p' $lang`
803 this_lang_dirs=`sed -n -e 's,^lang_dirs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_dirs=\([[^ ]]*\).*$,\1,p' $lang`
804 build_by_default=`sed -n -e 's,^build_by_default=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^build_by_default=\([[^ ]]*\).*$,\1,p' $lang`
805 if test "x$lang_alias" = x
807 echo "$lang doesn't set \$language." 1>&2
810 case ${build_by_default},${enable_languages}, in
811 *,$lang_alias,*) add_this_lang=yes ;;
812 no,*) add_this_lang=no ;;
813 *,all,*) add_this_lang=yes ;;
814 *) add_this_lang=no ;;
816 if test x"${add_this_lang}" = xyes; then
817 eval target_libs='"$target_libs "'\"$this_lang_libs\"
819 eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\"
825 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
826 # $target_configdirs.
827 # If we have the source for $noconfigdirs entries, add them to $notsupp.
830 for dir in . $skipdirs $noconfigdirs ; do
831 dirname=`echo $dir | sed -e s/target-//g`
832 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
833 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
834 if test -r $srcdir/$dirname/configure ; then
835 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
838 notsupp="$notsupp $dir"
842 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
843 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
844 if test -r $srcdir/$dirname/configure ; then
845 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
848 notsupp="$notsupp $dir"
854 # Sometimes the tools are distributed with libiberty but with no other
855 # libraries. In that case, we don't want to build target-libiberty.
856 if test -n "${target_configdirs}" ; then
858 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
859 if test "$i" != "libiberty" ; then
860 if test -r $srcdir/$i/configure ; then
866 if test -z "${others}" ; then
871 # Quietly strip out all directories which aren't configurable in this tree.
872 # This relies on all configurable subdirectories being autoconfiscated, which
874 configdirs_all="$configdirs"
876 for i in ${configdirs_all} ; do
877 if test -f ${srcdir}/$i/configure ; then
878 configdirs="${configdirs} $i"
881 target_configdirs_all="$target_configdirs"
883 for i in ${target_configdirs_all} ; do
884 j=`echo $i | sed -e s/target-//g`
885 if test -f ${srcdir}/$j/configure ; then
886 target_configdirs="${target_configdirs} $i"
890 # Produce a warning message for the subdirs we can't configure.
891 # This isn't especially interesting in the Cygnus tree, but in the individual
892 # FSF releases, it's important to let people know when their machine isn't
893 # supported by the one or two programs in a package.
895 if test -n "${notsupp}" && test -z "${norecursion}" ; then
896 # If $appdirs is non-empty, at least one of those directories must still
897 # be configured, or we error out. (E.g., if the gas release supports a
898 # specified target in some subdirs but not the gas subdir, we shouldn't
899 # pretend that all is well.)
900 if test -n "$appdirs" ; then
901 for dir in $appdirs ; do
902 if test -r $dir/Makefile.in ; then
903 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
907 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
913 if test -n "$appdirs" ; then
914 echo "*** This configuration is not supported by this package." 1>&2
918 # Okay, some application will build, or we don't care to check. Still
919 # notify of subdirs not getting built.
920 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
921 echo " ${notsupp}" 1>&2
922 echo " (Any other directories should still work fine.)" 1>&2
932 # Handle --with-headers=XXX. If the value is not "yes", the contents of
933 # the named directory are copied to $(tooldir)/sys-include.
934 if test x"${with_headers}" != x ; then
935 if test x${is_cross_compiler} = xno ; then
936 echo 1>&2 '***' --with-headers is only supported when cross compiling
939 if test x"${with_headers}" != xyes ; then
940 case "${exec_prefixoption}" in
942 *) x=${exec_prefix} ;;
944 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
948 # Handle --with-libs=XXX. If the value is not "yes", the contents of
949 # the name directories are copied to $(tooldir)/lib. Multiple directories
951 if test x"${with_libs}" != x ; then
952 if test x${is_cross_compiler} = xno ; then
953 echo 1>&2 '***' --with-libs is only supported when cross compiling
956 if test x"${with_libs}" != xyes ; then
957 # Copy the libraries in reverse order, so that files in the first named
958 # library override files in subsequent libraries.
959 case "${exec_prefixoption}" in
961 *) x=${exec_prefix} ;;
963 for l in ${with_libs}; do
964 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
969 # Handle ${copy_dirs}
970 set fnord ${copy_dirs}
972 while test $# != 0 ; do
973 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
976 echo Copying $1 to $2
978 # Use the install script to create the directory and all required
979 # parent directories.
984 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
987 # Copy the directory, assuming we have tar.
988 # FIXME: Should we use B in the second tar? Not all systems support it.
989 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
991 # It is the responsibility of the user to correctly adjust all
992 # symlinks. If somebody can figure out how to handle them correctly
993 # here, feel free to add the code.
1000 # Work in distributions that contain no compiler tools, like Autoconf.
1002 host_makefile_frag=/dev/null
1003 if test -d ${srcdir}/config ; then
1006 # Avoid "too much defining" errors from HPUX compiler.
1007 tentative_cc="cc -Wp,-H256000"
1008 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1009 # If it's HP/UX ar, this should be harmless.
1013 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1016 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1017 # chokes on bfd, the compiler won't let you assign integers to enums, and
1018 # other problems. Defining CC to gcc is a questionable way to say "don't use
1019 # the apollo compiler" (the preferred version of GCC could be called cc,
1020 # or whatever), but I'm not sure leaving CC as cc is any better...
1021 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1022 # Used to have BISON=yacc.
1026 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1027 host_makefile_frag="config/mh-dgux"
1030 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1031 tentative_cc="cc -Xa"
1032 host_makefile_frag="config/mh-cxux"
1034 m88k-motorola-sysv*)
1037 tentative_cc="cc -Wf,-XNg1000"
1038 host_makefile_frag="config/mh-decstation"
1041 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1042 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1043 host_makefile_frag="config/mh-necv4"
1046 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1047 # environment. Also bump switch table size so that cp-parse will
1048 # compile. Bump string length limit so linker builds.
1049 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1052 host_makefile_frag="config/mh-sysv4"
1055 # This is for a MIPS running RISC/os 4.52C.
1057 # This is needed for GDB, but needs to be in the top-level make because
1058 # if a library is compiled with the bsd headers and gets linked with the
1059 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1060 # a different size).
1061 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1062 # known except to select the sysv environment. Could we use /proc instead?
1063 # These "sysv environments" and "bsd environments" often end up being a pain.
1065 # This is not part of CFLAGS because perhaps not all C compilers have this
1067 tentative_cc="cc -systype sysv"
1072 i[[3456]]86-*-sysv5*)
1073 host_makefile_frag="config/mh-sysv5"
1075 i[[3456]]86-*-dgux*)
1076 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1077 host_makefile_frag="config/mh-dgux386"
1079 i[[3456]]86-ncr-sysv4.3*)
1080 # The MetaWare compiler will generate a copyright message unless you
1081 # turn it off by adding the -Hnocopyr flag.
1082 tentative_cc="cc -Hnocopyr"
1084 i[[3456]]86-ncr-sysv4*)
1085 # for an NCR 3000 (i486/SVR4) system.
1086 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1087 # This compiler not only emits obnoxious copyright messages every time
1088 # you run it, but it chokes and dies on a whole bunch of GNU source
1089 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1090 tentative_cc="/usr/ccs/ATT/cc"
1091 host_makefile_frag="config/mh-ncr3000"
1093 i[[3456]]86-*-sco3.2v5*)
1096 # The native C compiler botches some simple uses of const. Unfortunately,
1097 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1098 tentative_cc="cc -Dconst="
1099 host_makefile_frag="config/mh-sco"
1102 host_makefile_frag="config/mh-sysv5"
1104 i[[3456]]86-*-solaris2*)
1105 host_makefile_frag="config/mh-sysv4"
1107 i[[3456]]86-*-msdosdjgpp*)
1108 host_makefile_frag="config/mh-djgpp"
1111 host_makefile_frag="config/mh-cygwin"
1114 host_makefile_frag="config/mh-mingw32"
1117 host_makefile_frag="config/mh-interix"
1120 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1124 host_makefile_frag="config/mh-solaris"
1127 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1128 # without overflowing the jump tables (-J says to use a 32 bit table)
1129 tentative_cc="cc -J"
1132 tentative_cc="cc -Wp,-H256000"
1135 tentative_cc="cc -Wp,-H256000"
1138 # /bin/cc is less than useful for our purposes. Always use GCC
1139 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1140 host_makefile_frag="config/mh-lynxrs6k"
1143 # /bin/cc is less than useful for our purposes. Always use GCC
1144 tentative_cc="/bin/gcc"
1147 host_makefile_frag="config/mh-sysv4"
1152 extra_arflags_for_target=
1153 extra_nmflags_for_target=
1154 extra_ranlibflags_for_target=
1155 target_makefile_frag=/dev/null
1157 i[[3456]]86-*-netware*)
1158 target_makefile_frag="config/mt-netware"
1161 target_makefile_frag="config/mt-netware"
1164 target_makefile_frag="config/mt-linux"
1166 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1167 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1168 # commands to handle both 32-bit and 64-bit objects. These flags are
1169 # harmless if we're using GNU nm or ar.
1170 extra_arflags_for_target=" -X32_64"
1171 extra_nmflags_for_target=" -B -X32_64"
1174 # ranlib from Darwin requires the -c flag to look at common symbols.
1175 extra_ranlibflags_for_target=" -c"
1177 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1178 target_makefile_frag="config/mt-wince"
1182 alphaieee_frag=/dev/null
1185 # This just makes sure to use the -mieee option to build target libs.
1186 # This should probably be set individually by each library.
1187 alphaieee_frag="config/mt-alphaieee"
1191 # If --enable-target-optspace always use -Os instead of -O2 to build
1192 # the target libraries, similarly if it is not specified, use -Os
1193 # on selected platforms.
1194 ospace_frag=/dev/null
1195 case "${enable_target_optspace}:${target}" in
1197 ospace_frag="config/mt-ospace"
1200 ospace_frag="config/mt-d30v"
1202 :m32r-* | :d10v-* | :fr30-*)
1203 ospace_frag="config/mt-ospace"
1208 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1212 # Set with_gnu_as and with_gnu_ld as appropriate.
1214 # This is done by determining whether or not the appropriate directory
1215 # is available, and by checking whether or not specific configurations
1216 # have requested that this magic not happen.
1218 # The command line options always override the explicit settings in
1219 # configure.in, and the settings in configure.in override this magic.
1221 # If the default for a toolchain is to use GNU as and ld, and you don't
1222 # want to do that, then you should use the --without-gnu-as and
1223 # --without-gnu-ld options for the configure script.
1225 if test x${use_gnu_as} = x &&
1226 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1228 extra_host_args="$extra_host_args --with-gnu-as"
1231 if test x${use_gnu_ld} = x &&
1232 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1234 extra_host_args="$extra_host_args --with-gnu-ld"
1237 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1238 # can detect this case.
1240 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1242 extra_host_args="$extra_host_args --with-newlib"
1245 # We default to --with-shared on platforms where -fpic is meaningless.
1246 # Well, we don't yet, but we will.
1247 if false && test "${host}" = "${target}" && test x${enable_shared} = x ; then
1249 alpha*-dec-osf*) enable_shared=yes ;;
1250 alpha*-*-linux*) enable_shared=yes ;;
1251 mips-sgi-irix5*) enable_shared=yes ;;
1252 *) enable_shared=no ;;
1256 case "${enable_shared}" in
1264 # Default to using --with-stabs for certain targets.
1265 if test x${with_stabs} = x ; then
1269 extra_host_args="${extra_host_args} --with-stabs"
1273 mips*-*-* | alpha*-*-osf*)
1275 extra_host_args="${extra_host_args} --with-stabs"
1280 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1281 # them automatically.
1284 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1288 # If we aren't going to be using gcc, see if we can extract a definition
1289 # of CC from the fragment.
1290 # Actually, use the 'pre-extracted' version above.
1291 if test -z "${CC}" && test "${build}" = "${host}" ; then
1292 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1294 for dir in $PATH; do
1295 test -z "$dir" && dir=.
1296 if test -f $dir/gcc; then
1302 if test -z "${found}" && test -n "${tentative_cc}" ; then
1307 # Some systems (e.g., one of the i386-aix systems the gas testers are
1308 # using) don't handle "\$" correctly, so don't use it here.
1309 tooldir='$(exec_prefix)'/${target_alias}
1310 build_tooldir=${tooldir}
1312 # Generate a default definition for YACC. This is used if the makefile can't
1313 # locate bison or byacc in objdir.
1315 for prog in 'bison -y' byacc yacc
1317 set dummy $prog; tmp=$2
1318 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1319 for dir in $PATH; do
1320 test -z "$dir" && dir=.
1321 if test -f $dir/$tmp; then
1322 DEFAULT_YACC="$prog"
1328 test -n "$DEFAULT_YACC" && break
1331 # Generate a default definition for M4. This is used if the makefile can't
1332 # locate m4 in objdir.
1334 for prog in gm4 gnum4 m4
1336 set dummy $prog; tmp=$2
1337 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1338 for dir in $PATH; do
1339 test -z "$dir" && dir=.
1340 if test -f $dir/$tmp; then
1347 test -n "$DEFAULT_M4" && break
1350 # Generate a default definition for LEX. This is used if the makefile can't
1351 # locate flex in objdir.
1353 for prog in flex lex
1355 set dummy $prog; tmp=$2
1356 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1357 for dir in $PATH; do
1358 test -z "$dir" && dir=.
1359 if test -f $dir/$tmp; then
1366 test -n "$DEFAULT_LEX" && break
1369 if test "${build}" != "${host}" ; then
1370 # If we are doing a Canadian Cross, in which the host and build systems
1371 # are not the same, we set reasonable default values for the tools.
1373 BISON=${BISON-bison}
1374 CC=${CC-${host_alias}-gcc}
1375 CFLAGS=${CFLAGS-"-g -O2"}
1376 CXX=${CXX-${host_alias}-c++}
1377 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1378 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1379 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1380 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1381 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1382 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1383 BUILD_PREFIX=${build_alias}-
1384 BUILD_PREFIX_1=${build_alias}-
1385 MAKEINFO=${MAKEINFO-makeinfo}
1387 if test -z "${YACC}" ; then
1388 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1389 for dir in $PATH; do
1390 test -z "$dir" && dir=.
1391 if test -f $dir/bison; then
1395 if test -f $dir/byacc; then
1399 if test -f $dir/yacc; then
1405 if test -z "${YACC}" ; then
1410 if test -z "${LEX}" ; then
1411 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1412 for dir in $PATH; do
1413 test -z "$dir" && dir=.
1414 if test -f $dir/flex; then
1418 if test -f $dir/lex; then
1428 # Set reasonable default values for some tools even if not Canadian.
1429 # Of course, these are different reasonable default values, originally
1430 # specified directly in the Makefile.
1431 # We don't export, so that autoconf can do its job.
1432 # Note that all these settings are above the fragment inclusion point
1433 # in Makefile.in, so can still be overridden by fragments.
1434 # This is all going to change when we autoconfiscate...
1436 BISON="\$(USUAL_BISON)"
1437 CC_FOR_BUILD="\$(CC)"
1438 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1440 BUILD_PREFIX_1=loser-
1441 MAKEINFO="\$(USUAL_MAKEINFO)"
1443 YACC="\$(USUAL_YACC)"
1445 # If CC is still not set, try to get gcc.
1447 if test -z "${CC}" ; then
1448 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1449 for dir in $PATH; do
1450 test -z "$dir" && dir=.
1451 if test -f $dir/gcc; then
1454 echo 'void f(){}' > conftest.c
1455 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1456 CFLAGS=${CFLAGS-"-g -O2"}
1457 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1459 CFLAGS=${CFLAGS-"-O2"}
1460 CXXFLAGS=${CXXFLAGS-"-O2"}
1469 # Determine if we are using gcc.
1470 cat > conftest.c <<EOF
1475 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1479 if test -z "${CFLAGS}"; then
1480 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1481 # is set to a version of gcc.
1482 if test "$cc_prog_is_gcc" = yes; then
1483 echo 'void f(){}' > conftest.c
1484 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1485 CFLAGS=${CFLAGS-"-g -O2"}
1486 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1488 CFLAGS=${CFLAGS-"-O2"}
1489 CXXFLAGS=${CXXFLAGS-"-O2"}
1496 # We must set the default linker to the linker used by gcc for the correct
1497 # operation of libtool. If LD is not defined and we are using gcc, try to
1498 # set the LD default to the ld used by gcc.
1499 if test -z "$LD"; then
1500 if test "$cc_prog_is_gcc" = yes; then
1503 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1505 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1507 case $gcc_prog_ld in
1508 # Accept absolute paths.
1509 [[\\/]* | [A-Za-z]:[\\/]*)]
1510 LD="$gcc_prog_ld" ;;
1516 CFLAGS=${CFLAGS-"-g"}
1517 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1520 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1521 # Set up the list of links to be made.
1522 # ${links} is the list of link names, and ${files} is the list of names to link to.
1525 configlinks="${links}"
1526 if test -r ./config.status ; then
1527 mv -f ./config.status ./config.back
1529 while test -n "${files}" ; do
1530 # set file to car of files, files to cdr of files
1531 set ${files}; file=$1; shift; files=$*
1532 set ${links}; link=$1; shift; links=$*
1534 if test ! -r ${srcdir}/${file} ; then
1535 if test ! -r ${file} ; then
1536 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1537 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1543 srcfile=${srcdir}/${file}
1546 ${remove} -f ${link}
1547 # Make a symlink if possible, otherwise try a hard link
1548 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1551 # We need to re-remove the file because Lynx leaves a
1552 # very strange directory there when it fails an NFS symlink.
1553 ${remove} -r -f ${link}
1554 ${hard_link} ${srcfile} ${link}
1556 if test ! -r ${link} ; then
1557 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1561 echo "Linked \"${link}\" to \"${srcfile}\"."
1564 # Create a .gdbinit file which runs the one in srcdir
1565 # and tells GDB to look there for source files.
1567 if test -r ${srcdir}/.gdbinit ; then
1570 *) cat > ./.gdbinit <<EOF
1574 source ${srcdir}/.gdbinit
1580 # record if we want runtime library stuff installed in libsubdir.
1582 if test -z "${enable_version_specific_runtime_libs}"; then
1583 enable_version_specific_runtime_libs=no
1586 # Make sure that the compiler is able to generate an executable. If it
1587 # can't, we are probably in trouble. We don't care whether we can run the
1588 # executable--we might be using a cross compiler--we only care whether it
1589 # can be created. At this point the main configure script has set CC.
1591 echo "int main () { return 0; }" > conftest.c
1592 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1593 if test $? = 0 ; then
1594 if test -s conftest || test -s conftest.exe ; then
1600 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1601 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1608 # The Solaris /usr/ucb/cc compiler does not appear to work.
1610 sparc-sun-solaris2*)
1611 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1612 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1614 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1615 if test -d /opt/cygnus/bin ; then
1616 if test "$could_use" = "" ; then
1617 could_use="/opt/cygnus/bin"
1619 could_use="$could_use or /opt/cygnus/bin"
1622 if test "$could_use" = "" ; then
1623 echo "Warning: compilation may fail because you're using"
1624 echo "/usr/ucb/cc. You should change your PATH or CC "
1625 echo "variable and rerun configure."
1627 echo "Warning: compilation may fail because you're using"
1628 echo "/usr/ucb/cc, when you should use the C compiler from"
1629 echo "$could_use. You should change your"
1630 echo "PATH or CC variable and rerun configure."
1636 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1637 # binutils tools will find libbfd.so.
1638 if test "${shared}" = "yes" ; then
1639 SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)"
1646 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1647 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1650 # Record target_configdirs and the configure arguments for target and
1651 # build configuration in Makefile.
1652 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1654 # This is the final value for target_configdirs. configdirs already
1655 # has its final value. It's time to create some lists of valid targets.
1657 # While at that, we remove Makefiles if we were started for recursive
1658 # configuration, such that the top-level Makefile reconfigures them,
1659 # like we used to do when configure itself was recursive.
1662 configure_build_modules=
1663 # Only make build modules if build != host.
1664 # This should be done more generally, but at the moment it doesn't matter.
1665 if test ${host_alias} != ${build_alias} ; then
1666 for module in libiberty ; do
1667 all_build_modules=all-build-${module}
1668 configure_build_modules=configure-build-${module}
1669 if test -z "${no_recursion}" \
1670 && test -f ${build_subdir}/${module}/Makefile; then
1671 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1672 rm -f ${build_subdir}/${module}/Makefile
1679 install_host_modules=
1680 configure_host_modules=
1681 for module in ${configdirs} ; do
1682 all_host_modules="${all_host_modules} all-${module}"
1683 check_host_modules="${check_host_modules} check-${module}"
1684 install_host_modules="${install_host_modules} install-${module}"
1685 configure_host_modules="${configure_host_modules} configure-${module}"
1686 if test -z "${no_recursion}" \
1687 && test -f ${module}/Makefile; then
1688 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1689 rm -f ${module}/Makefile
1692 install_host_modules_nogcc=`echo "${install_host_modules}" | sed -e 's/install-gcc//g'`
1695 check_target_modules=
1696 install_target_modules=
1697 configure_target_modules=
1698 for module in ${target_configdirs} ; do
1699 all_target_modules="${all_target_modules} all-target-${module}"
1700 check_target_modules="${check_target_modules} check-target-${module}"
1701 install_target_modules="${install_target_modules} install-target-${module}"
1702 configure_target_modules="${configure_target_modules} configure-target-${module}"
1703 if test -z "${no_recursion}" \
1704 && test -f ${target_subdir}/${module}/Makefile; then
1705 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1706 rm -f ${target_subdir}/${module}/Makefile
1710 # Determine whether gdb needs tk/tcl or not.
1711 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1712 # and in that case we want gdb to be built without tk. Ugh!
1713 # In fact I believe gdb is the *only* package directly dependent on tk,
1714 # so we should be able to put the 'maybe's in unconditionally and
1715 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1716 # 100% sure that that's safe though.
1718 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1719 case "$enable_gdbtk" in
1723 GDB_TK="${gdb_tk}" ;;
1725 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1726 # distro. Eventually someone will fix this and move Insight, nee
1727 # gdbtk to a separate directory.
1728 if test -d ${srcdir}/gdb/gdbtk ; then
1736 # Create the 'maybe dependencies'. This uses a temporary file.
1738 echo '# maybedep.tmp' > maybedep.tmp
1739 for item in ${all_build_modules} ${all_host_modules} ${all_target_modules} \
1740 ${install_host_modules} ${install_target_modules} \
1741 ${configure_build_modules} ${configure_host_modules} ${configure_target_modules} \
1743 echo "maybe-${item}: ${item}" >> maybedep.tmp
1745 maybe_dependencies=maybedep.tmp
1746 AC_SUBST_FILE(maybe_dependencies)
1748 # Create the serialization dependencies. This uses a temporary file.
1750 AC_ARG_ENABLE([serial-configure],
1751 [ --disable-serial-[{host,target,build}-]configure
1752 Don't force sequential configuration of
1753 sub-packages for the host, target or build
1754 machine, or of any sub-packages at all])
1756 # These force 'configure's to be done one at a time, to avoid problems
1757 # with contention over a shared config.cache.
1759 echo '# serdep.tmp' > serdep.tmp
1761 test "x${enable_serial_configure}" = xno ||
1762 test "x${enable_serial_build_configure}" = xno ||
1763 for item in ${build_configdirs} ; do
1766 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1771 test "x${enable_serial_configure}" = xno ||
1772 test "x${enable_serial_host_configure}" = xno ||
1773 for item in ${configdirs} ; do
1776 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1781 test "x${enable_serial_configure}" = xno ||
1782 test "x${enable_serial_target_configure}" = xno ||
1783 for item in ${target_configdirs} ; do
1786 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1790 serialization_dependencies=serdep.tmp
1791 AC_SUBST_FILE(serialization_dependencies)
1793 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1794 # target and nonopt. These are the ones we might not want to pass
1795 # down to subconfigures.
1796 baseargs=`echo " ${ac_configure_args} " | \
1797 sed -e 's/ --no[[^ ]]* / /' \
1798 -e 's/ --c[[a-z-]]*[[= ]][[^ ]]* / /' \
1799 -e 's/ --sr[[a-z-]]*[[= ]][[^ ]]* / /' \
1800 -e 's/ --ho[[a-z-]]*[[= ]][[^ ]]* / /' \
1801 -e 's/ --bu[[a-z-]]*[[= ]][[^ ]]* / /' \
1802 -e 's/ --t[[a-z-]]*[[= ]][[^ ]]* / /' \
1803 -e 's/ -cache-file[[= ]][[^ ]]* / /' \
1804 -e 's/ -srcdir[[= ]][[^ ]]* / /' \
1805 -e 's/ -host[[= ]][[^ ]]* / /' \
1806 -e 's/ -build[[= ]][[^ ]]* / /' \
1807 -e 's/ -target[[= ]][[^ ]]* / /' \
1808 -e 's/ [[^ -][^ ]*] / /' \
1809 -e 's/^ *//;s/ *$//'`
1811 # For the build-side libraries, we just need to pretend we're native,
1812 # and not use the same cache file. Multilibs are neither needed nor
1814 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1816 # For host modules, accept cache file option, or specification as blank.
1817 case "${cache_file}" in
1819 cache_file_option="" ;;
1820 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1821 cache_file_option="--cache-file=${cache_file}" ;;
1823 cache_file_option="--cache-file=../${cache_file}" ;;
1826 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1828 target_configargs=${baseargs}
1830 # Passing a --with-cross-host argument lets the target libraries know
1831 # whether they are being built with a cross-compiler or being built
1832 # native. However, it would be better to use other mechanisms to make the
1833 # sorts of decisions they want to make on this basis. Please consider
1834 # this option to be deprecated. FIXME.
1835 if test x${is_cross_compiler} = xyes ; then
1836 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1839 # Default to --enable-multilib.
1840 if test x${enable_multilib} = x ; then
1841 target_configargs="--enable-multilib ${target_configargs}"
1844 # Pass --with-newlib if appropriate. Note that target_configdirs has
1845 # changed from the earlier setting of with_newlib.
1846 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1847 target_configargs="--with-newlib ${target_configargs}"
1850 # Pass the appropriate --host, --build, and --cache-file arguments.
1851 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1853 # provide a proper gxx_include_dir.
1854 # Note, if you change the default, make sure to fix both here and in
1855 # the gcc and libstdc++-v3 subdirectories.
1856 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1858 if test -n "${with_gxx_include_dir}"; then
1859 case "${with_gxx_include_dir}" in
1861 echo "configure.in: error: bad value ${withval} given for g++ include directory" 1>&2
1867 gxx_include_dir=${with_gxx_include_dir}
1871 if test x${gxx_include_dir} = x; then
1872 if test x${enable_version_specific_runtime_libs} = xyes; then
1873 gxx_include_dir='${libsubdir}/include/c++'
1875 . ${srcdir}/config.if
1876 gxx_include_dir='${prefix}/include/${libstdcxx_incdir}'
1879 gxx_include_dir=${gxx_include_dir}
1883 case " $target_configdirs " in
1885 case " $target_configargs " in
1886 *" --with-newlib "*)
1889 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/include -isystem $$s/winsup/cygwin/include -isystem $$s/winsup/w32api/include -isystem $$s/newlib/libc/sys/cygwin -isystem $$s/newlib/libc/sys/cygwin32' ;;
1892 # If we're not building GCC, don't discard standard headers.
1893 if test -d ${srcdir}/gcc; then
1894 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1896 if test "${build}" != "${host}"; then
1897 # On Canadian crosses, CC_FOR_TARGET will have already been set
1898 # by `configure', so we won't have an opportunity to add -Bgcc/
1899 # to it. This is right: we don't want to search that directory
1900 # for binaries, but we want the header files in there, so add
1902 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1904 # Someone might think of using the pre-installed headers on
1905 # Canadian crosses, in case the installed compiler is not fully
1906 # compatible with the compiler being built. In this case, it
1907 # would be better to flag an error than risking having
1908 # incompatible object files being constructed. We can't
1909 # guarantee that an error will be flagged, but let's hope the
1910 # compiler will do it, when presented with incompatible header
1915 case "${target}-${is_cross_compiler}" in
1916 i[[3456]]86-*-linux*-no)
1917 # Here host == target, so we don't need to build gcc,
1918 # so we don't want to discard standard headers.
1919 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1922 # If we're building newlib, use its generic headers last, but search
1923 # for any libc-related directories first (so make it the last -B
1925 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1933 # On Canadian crosses, we'll be searching the right directories for
1934 # the previously-installed cross compiler, so don't bother to add
1935 # flags for directories within the install tree of the compiler
1936 # being built; programs in there won't even run.
1937 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1938 # Search for pre-installed headers if nothing else fits.
1939 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include'
1942 if test "x${use_gnu_ld}" = x &&
1943 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1944 # Arrange for us to find uninstalled linker scripts.
1945 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1948 if test "x${CC_FOR_TARGET+set}" = xset; then
1950 elif test -d ${srcdir}/gcc; then
1951 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1952 elif test "$host" = "$target"; then
1953 CC_FOR_TARGET='$(CC)'
1955 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1957 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1959 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1961 elif test -d ${srcdir}/gcc; then
1962 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1963 elif test "$host" = "$target"; then
1964 GCJ_FOR_TARGET='gcj'
1966 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1968 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1970 # Don't use libstdc++-v3's flags to configure/build itself.
1971 libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1972 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1974 if test "x${CXX_FOR_TARGET+set}" = xset; then
1976 elif test -d ${srcdir}/gcc; then
1977 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1978 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1979 # default whereas gcc does not.
1980 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1982 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1983 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1984 elif test "$host" = "$target"; then
1985 CXX_FOR_TARGET='$(CXX)'
1986 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1988 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1989 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1991 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1992 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1994 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1995 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1997 # We want to defer the evaluation of `cmd`s and shell variables in
1998 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1999 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2000 # quotes, but we still have to duplicate `$'s so that shell variables
2001 # can be expanded by the nested make as shell variables, not as make
2003 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2004 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2006 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2007 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2008 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2009 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2010 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2011 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2012 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2014 # Makefile fragments.
2015 host_makefile_frag=${srcdir}/${host_makefile_frag}
2016 target_makefile_frag=${srcdir}/${target_makefile_frag}
2017 alphaieee_frag=${srcdir}/${alphaieee_frag}
2018 ospace_frag=${srcdir}/${ospace_frag}
2019 AC_SUBST_FILE(host_makefile_frag)
2020 AC_SUBST_FILE(target_makefile_frag)
2021 AC_SUBST_FILE(alphaieee_frag)
2022 AC_SUBST_FILE(ospace_frag)
2024 # Miscellanea: directories, flags, etc.
2025 AC_SUBST(SET_LIB_PATH)
2026 AC_SUBST(RPATH_ENVVAR)
2027 AC_SUBST(BUILD_PREFIX)
2028 AC_SUBST(BUILD_PREFIX_1)
2029 AC_SUBST(configlinks)
2030 AC_SUBST(enable_shared)
2031 AC_SUBST(enable_threads)
2032 AC_SUBST(enable_version_specific_runtime_libs)
2033 AC_SUBST(gcc_version_trigger)
2034 AC_SUBST(gcc_version)
2036 AC_SUBST(build_tooldir)
2038 AC_SUBST(gxx_include_dir)
2039 AC_SUBST(libstdcxx_incdir)
2041 # Build module lists & subconfigure args.
2042 AC_SUBST(build_subdir)
2043 AC_SUBST(build_configargs)
2044 AC_SUBST(configure_build_modules)
2045 AC_SUBST(all_build_modules)
2047 # Host module lists & subconfigure args.
2048 AC_SUBST(host_configargs)
2049 AC_SUBST(configdirs)
2050 AC_SUBST(configure_host_modules)
2051 AC_SUBST(all_host_modules)
2052 AC_SUBST(check_host_modules)
2053 AC_SUBST(install_host_modules)
2054 AC_SUBST(install_host_modules_nogcc)
2056 # Target module lists & subconfigure args.
2057 AC_SUBST(target_subdir)
2058 AC_SUBST(target_configargs)
2059 AC_SUBST(target_configdirs)
2060 AC_SUBST(configure_target_modules)
2061 AC_SUBST(all_target_modules)
2062 AC_SUBST(check_target_modules)
2063 AC_SUBST(install_target_modules)
2067 AC_SUBST(CC_FOR_BUILD)
2071 AC_SUBST(config_shell)
2074 NCN_STRICT_CHECK_TOOL(AR, ar)
2075 NCN_STRICT_CHECK_TOOL(AS, as)
2076 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2077 NCN_STRICT_CHECK_TOOL(LD, ld)
2078 NCN_STRICT_CHECK_TOOL(NM, nm)
2079 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2080 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2081 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2082 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2087 AC_SUBST(DEFAULT_YACC)
2088 AC_SUBST(DEFAULT_LEX)
2089 AC_SUBST(DEFAULT_M4)
2092 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2093 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2094 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2095 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2096 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2097 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2098 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2100 AC_SUBST(GCC_FOR_TARGET)
2101 AC_SUBST(FLAGS_FOR_TARGET)
2102 AC_SUBST(CC_FOR_TARGET)
2103 AC_SUBST(GCJ_FOR_TARGET)
2104 AC_SUBST(CXX_FOR_TARGET)
2105 AC_SUBST(RAW_CXX_FOR_TARGET)
2106 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2107 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2109 # Fix up target tools.
2110 if test "x${build}" = "x${host}" ; then
2111 # In this case, the newly built tools can and should be used,
2112 # so we override the results of the autoconf tests.
2113 # This should really only happen when the tools are actually being built,
2114 # but that's a further refinement. The new build scheme, where
2115 # tools are built into a structure paralleling where they're installed,
2116 # should also eliminate all of this cleanly.
2117 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2118 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2119 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2120 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2121 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2122 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2123 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2125 # Certain tools may need extra flags.
2126 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2127 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2128 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2130 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2131 AC_ARG_ENABLE(maintainer-mode,
2132 [ --enable-maintainer-mode enable make rules and dependencies not useful
2133 (and sometimes confusing) to the casual installer],
2134 USE_MAINTAINER_MODE=$enableval,
2135 USE_MAINTAINER_MODE=no)
2136 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2137 AC_SUBST(MAINTAINER_MODE_TRUE)
2138 AC_SUBST(MAINTAINER_MODE_FALSE)
2139 if test "$USE_MAINTAINER_MODE" = yes; then
2140 MAINTAINER_MODE_TRUE=
2141 MAINTAINER_MODE_FALSE='#'
2143 MAINTAINER_MODE_TRUE='#'
2144 MAINTAINER_MODE_FALSE=
2146 MAINT=$MAINTAINER_MODE_TRUE