1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
2 # 1999, 2000, 2001, 2002, 2003, 2004 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 sinclude(config/acx.m4)
23 AC_INIT(move-if-change)
28 # Get 'install' or 'install-sh' and its variants.
33 ### we might need to use some other shell than /bin/sh for running subshells
34 ### If we are on Windows, search for the shell. This will permit people
35 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
36 ### without also having to set CONFIG_SHELL. This code will work when
37 ### using bash, which sets OSTYPE.
40 if test x${CONFIG_SHELL} = x ; then
41 if test ! -f /bin/sh ; then
42 if test x${SHELL} != x && test -f ${SHELL} ; then
46 for prog in sh sh.exe bash bash.exe; do
47 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
49 test -z "$dir" && dir=.
50 if test -f $dir/$prog; then
51 CONFIG_SHELL=$dir/$prog
57 test -n "${CONFIG_SHELL}" && break
65 config_shell=${CONFIG_SHELL-/bin/sh}
68 # if PWD already has a value, it is probably wrong.
69 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
71 # Export original configure arguments for use by sub-configures. These
72 # will be expanded by make, so quote '$'.
74 sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
77 TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
79 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
81 moveifchange=${srcdir}/move-if-change
83 # Set srcdir to "." if that's what it is.
84 # This is important for multilib support.
86 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
87 if test "${pwd}" = "${srcpwd}" ; then
94 # Define the trigger file to make sure configure will re-run whenever
95 # the gcc version number changes.
96 if test "${with_gcc_version_trigger+set}" = set ; then
97 gcc_version_trigger="$with_gcc_version_trigger"
98 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
100 # If gcc's sources are available, define the trigger file.
101 if test -f ${topsrcdir}/gcc/version.c ; then
102 gcc_version_trigger=${topsrcdir}/gcc/version.c
103 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
104 case "$ac_configure_args" in
105 *--with-gcc-version-trigger=$gcc_version_trigger* )
108 # Add to all subconfigure arguments: build, host, and target.
109 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
115 ### To add a new directory to the tree, first choose whether it is a target
116 ### or a host dependent tool. Then put it into the appropriate list
117 ### (library or tools, host or target), doing a dependency sort.
119 # Subdirs will be configured in the order listed in build_configdirs,
120 # configdirs, or target_configdirs; see the serialization section below.
122 # Dependency sorting is only needed when *configuration* must be done in
123 # a particular order. In all cases a dependency should be specified in
124 # the Makefile, whether or not it's implicitly specified here.
126 # Double entries in build_configdirs, configdirs, or target_configdirs may
127 # cause circular dependencies and break everything horribly.
129 # these library is used by various programs built for the build
132 build_libs="build-libiberty"
134 # these tools are built for the build environment
135 build_tools="build-texinfo build-byacc build-flex build-bison build-m4"
137 # these libraries are used by various programs built for the host environment
139 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib libbanshee libcpp"
141 # these tools are built for the host environment
142 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
143 # know that we are building the simulator.
144 # binutils, gas and ld appear in that order because it makes sense to run
145 # "make check" in that particular order.
146 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"
148 # libgcj represents the runtime libraries only used by gcj.
149 libgcj="target-libffi \
155 # these libraries are built for the target environment, and are built after
156 # the host libraries and the host tools (which may be a cross compiler)
158 target_libraries="target-libiberty \
161 target-libstdc++-v3 \
168 # these tools are built using the target libraries, and are intended to
169 # run only in the target environment
171 # note: any program that *uses* libraries that are in the "target_libraries"
172 # list belongs in this list. those programs are also very likely
173 # candidates for the "native_only" list which follows
175 target_tools="target-examples target-groff target-gperf target-rda"
177 ################################################################################
179 ## All tools belong in one of the four categories, and are assigned above
180 ## We assign ${configdirs} this way to remove all embedded newlines. This
181 ## is important because configure will choke if they ever get through.
182 ## ${configdirs} is directories we build using the host tools.
183 ## ${target_configdirs} is directories we build using the target tools.
184 configdirs=`echo ${host_libs} ${host_tools}`
185 target_configdirs=`echo ${target_libraries} ${target_tools}`
187 # Only make build modules if build != host.
188 if test ${host_alias} != ${build_alias} ; then
189 build_configdirs=`echo ${build_libs} ${build_tools}`
192 ################################################################################
194 srcname="gnu development package"
196 # This gets set non-empty for some net releases of packages.
199 # Define is_cross_compiler to save on calls to 'test'.
201 if test x"${host}" = x"${target}" ; then
204 is_cross_compiler=yes
207 # Find the build and target subdir names.
210 # Skipdirs are removed silently.
212 # Noconfigdirs are removed loudly.
216 # Make sure we don't let GNU ld be added if we didn't want it.
217 if test x$with_gnu_ld = xno ; then
219 noconfigdirs="$noconfigdirs ld"
223 # Make sure we don't let GNU as be added if we didn't want it.
224 if test x$with_gnu_as = xno ; then
226 noconfigdirs="$noconfigdirs gas"
229 # some tools are so dependent upon X11 that if we're not building with X,
230 # it's not even worth trying to configure, much less build, that tool.
233 yes | "") ;; # the default value for this tree is that X11 is available
235 skipdirs="${skipdirs} tk tix itcl libgui"
236 # We won't be able to build gdbtk without X.
239 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
242 # Some tools are only suitable for building in a "native" situation.
243 # Remove these if host!=target.
244 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"
246 # Similarly, some are only suitable for cross toolchains.
247 # Remove these if host=target.
248 cross_only="target-libgloss target-newlib target-opcodes"
250 case $is_cross_compiler in
251 no) skipdirs="${skipdirs} ${cross_only}" ;;
252 yes) skipdirs="${skipdirs} ${native_only}" ;;
255 # If both --with-headers and --with-libs are specified, default to
257 if test x"${with_headers}" != x && test x"${with_headers} != xno \
258 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
259 if test x"${with_newlib}" = x ; then
264 # Recognize --with-newlib/--without-newlib.
265 case ${with_newlib} in
266 no) skipdirs="${skipdirs} target-newlib" ;;
267 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
270 # Configure extra directories which are host specific
274 configdirs="$configdirs libtermcap" ;;
277 # Remove more programs from consideration, based on the host or
278 # target this usually means that a port of the program doesn't
283 noconfigdirs="$noconfigdirs byacc"
285 i[[3456789]]86-*-vsta)
286 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
288 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
289 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
291 i[[3456789]]86-*-mingw32*)
292 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
293 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
295 i[[3456789]]86-*-beos*)
296 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
299 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
302 noconfigdirs="$noconfigdirs rcs"
305 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
308 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
311 noconfigdirs="$noconfigdirs tk itcl tix libgui"
315 AC_ARG_WITH(libbanshee,
316 [ --without-libbanshee Don't build with libbanshee])
317 case ${with_libbanshee} in
319 noconfigdirs="$noconfigdirs libbanshee" ;;
324 AC_MSG_ERROR([--with-libbanshee can only be empty, "yes" or "no" (empty defaults to "yes".])
327 AC_ARG_ENABLE(libada,
328 [ --enable-libada Builds libada directory],
329 ENABLE_LIBADA=$enableval,
331 if test "${ENABLE_LIBADA}" != "yes" ; then
332 noconfigdirs="$noconfigdirs target-libada"
335 # Save it here so that, even in case of --enable-libgcj, if the Java
336 # front-end isn't enabled, we still get libgcj disabled.
338 case $enable_libgcj in
340 # If we reset it here, it won't get added to noconfigdirs in the
341 # target-specific build rules, so it will be forcibly enabled
342 # (unless the Java language itself isn't enabled).
346 # Make sure we get it printed in the list of not supported target libs.
347 noconfigdirs="$noconfigdirs ${libgcj}"
352 # Allow --disable-libmudflap to exclude target-libmudflap
353 case $enable_libmudflap in
357 noconfigdirs="$noconfigdirs target-libmudflap"
361 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
362 # Enable libmudflap by default in GNU and friends.
365 # Enable libmudflap by default in FreeBSD.
368 # Disable it by default everywhere else.
369 noconfigdirs="$noconfigdirs target-libmudflap"
377 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
380 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
381 noconfigdirs="$noconfigdirs target-libobjc"
384 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
385 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
387 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
388 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
390 *-*-freebsd* | *-*-kfreebsd*-gnu)
391 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
392 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
393 && test -f /usr/local/include/gmp.h; then
397 # Skip some stuff that's unsupported on some FreeBSD configurations.
402 noconfigdirs="$noconfigdirs ${libgcj}"
407 # Remove unsupported stuff on all kaOS configurations.
408 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
409 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
410 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
411 noconfigdirs="$noconfigdirs target-libgloss"
414 # Skip some stuff on all NetBSD configurations.
415 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
417 # Skip some stuff that's unsupported on some NetBSD configurations.
419 i*86-*-netbsdelf*) ;;
420 arm*-*-netbsdelf*) ;;
422 noconfigdirs="$noconfigdirs ${libgcj}"
427 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
430 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
433 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
436 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
439 # ld works, but does not support shared libraries.
440 # newlib is not 64 bit ready. I'm not sure about fileutils.
441 # gas doesn't generate exception information.
442 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
445 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
448 # newlib is not 64 bit ready
449 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
452 # newlib is not 64 bit ready
453 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
456 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
459 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
461 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
462 noconfigdirs="$noconfigdirs ${libgcj}"
463 noconfigdirs="$noconfigdirs target-examples"
464 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
465 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
466 noconfigdirs="$noconfigdirs expect dejagnu"
467 # the C++ libraries don't build on top of CE's C libraries
468 noconfigdirs="$noconfigdirs target-libstdc++-v3"
469 noconfigdirs="$noconfigdirs target-newlib"
471 *-*-cygwin*) ;; # keep gdb and readline
472 *) noconfigdirs="$noconfigdirs gdb readline"
477 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
479 arm-*-coff | strongarm-*-coff | xscale-*-coff)
480 noconfigdirs="$noconfigdirs ${libgcj}"
482 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
483 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
486 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
489 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
492 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
495 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
498 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
501 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
504 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
507 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
510 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
513 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
515 c54x*-*-* | tic54x-*-*)
516 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
519 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
522 noconfigdirs="$noconfigdirs target-libgloss target-libstdc++-v3 target-mudflap ${libgcj}"
525 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
528 noconfigdirs="$noconfigdirs ${libgcj} gdb"
531 noconfigdirs="$noconfigdirs ${libgcj} gdb"
534 noconfigdirs="$noconfigdirs ${libgcj}"
537 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
540 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
542 hppa*64*-*-linux* | parisc*64*-*-linux*)
543 # In this case, it's because the hppa64-linux target is for
544 # the kernel only at this point and has no libc, and thus no
545 # headers, crt*.o, etc., all of which are needed by these.
546 noconfigdirs="$noconfigdirs target-zlib"
549 parisc*-*-linux* | hppa*-*-linux* | \
553 noconfigdirs="$noconfigdirs ${libgcj}"
554 # Do configure ld/binutils/gas for this case.
557 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
558 # build on HP-UX 10.20.
559 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
562 noconfigdirs="$noconfigdirs ${libgcj} gdb"
565 # No gdb support yet.
566 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
569 # No gdb or ld support yet.
570 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
572 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
573 noconfigdirs="$noconfigdirs ${libgcj}"
575 i[[3456789]]86-*-linux*)
576 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
577 # not build java stuff by default.
580 noconfigdirs="$noconfigdirs ${libgcj}";;
583 # This section makes it possible to build newlib natively on linux.
584 # If we are using a cross compiler then don't configure newlib.
585 if test x${is_cross_compiler} != xno ; then
586 noconfigdirs="$noconfigdirs target-newlib"
588 noconfigdirs="$noconfigdirs target-libgloss"
589 # If we are not using a cross compiler, do configure newlib.
590 # Note however, that newlib will only be configured in this situation
591 # if the --with-newlib option has been given, because otherwise
592 # 'target-newlib' will appear in skipdirs.
594 i[[3456789]]86-*-mingw32*)
595 target_configdirs="$target_configdirs target-mingw"
596 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
598 # Can't build gdb for mingw32 if not native.
600 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
601 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
606 target_configdirs="$target_configdirs target-libtermcap target-winsup"
607 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
608 # always build newlib if winsup directory is present.
609 if test -d "$srcdir/winsup"
611 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
613 echo "Warning: winsup is missing so newlib can't be built."
616 # Can't build gdb for Cygwin if not native.
618 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
619 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
624 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
626 i[[3456789]]86-*-sco3.2v5*)
627 # The linker does not yet know about weak symbols in COFF,
628 # and is not configured to handle mixed ELF and COFF.
629 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
631 i[[3456789]]86-*-sco*)
632 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
634 i[[3456789]]86-*-solaris2*)
635 noconfigdirs="$noconfigdirs target-libgloss"
637 i[[3456789]]86-*-sysv4*)
638 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
640 i[[3456789]]86-*-beos*)
641 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
644 noconfigdirs="$noconfigdirs ${libgcj}"
646 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
647 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
650 noconfigdirs="$noconfigdirs ${libgcj}"
653 noconfigdirs="$noconfigdirs ${libgcj}"
656 # The EPOC C++ environment does not support exceptions or rtti,
657 # and so building libstdc++-v3 tends not to always work.
658 noconfigdirs="$noconfigdirs target-libstdc++-v3"
661 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
664 noconfigdirs="$noconfigdirs ${libgcj}"
667 noconfigdirs="$noconfigdirs ${libgcj}"
670 # copied from rs6000-*-* entry
671 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
673 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
674 target_configdirs="$target_configdirs target-winsup"
675 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
676 # always build newlib.
677 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
679 # This is temporary until we can link against shared libraries
680 powerpcle-*-solaris*)
681 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
684 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
687 noconfigdirs="$noconfigdirs ${libgcj}"
690 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
693 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
696 noconfigdirs="$noconfigdirs gprof ${libgcj}"
699 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
702 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
705 # Linking libjava exceeds command-line length limits on at least
706 # IRIX 6.2, but not on IRIX 6.5.
707 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
708 # <oldham@codesourcery.com>
709 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
712 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
715 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
718 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
721 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
724 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
727 noconfigdirs="$noconfigdirs gprof ${libgcj}"
730 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
734 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
735 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
736 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
737 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
739 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
742 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
745 noconfigdirs="$noconfigdirs ${libgcj}"
748 noconfigdirs="$noconfigdirs ${libgcj}"
751 noconfigdirs="$noconfigdirs ${libgcj}"
754 noconfigdirs="$noconfigdirs ${libgcj}"
755 if test x${is_cross_compiler} != xno ; then
756 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
761 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
764 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
767 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
770 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
773 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
776 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
779 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
782 noconfigdirs="$noconfigdirs ${libgcj}"
785 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
788 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
791 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
794 noconfigdirs="$noconfigdirs ${libgcj}"
798 # If we aren't building newlib, then don't build libgloss, since libgloss
799 # depends upon some newlib header files.
800 case "${noconfigdirs}" in
801 *target-libgloss*) ;;
802 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
805 # Work in distributions that contain no compiler tools, like Autoconf.
807 host_makefile_frag=/dev/null
808 if test -d ${srcdir}/config ; then
811 # Avoid "too much defining" errors from HPUX compiler.
812 tentative_cc="cc -Wp,-H256000"
813 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
814 # If it's HP/UX ar, this should be harmless.
818 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
821 #None of the Apollo compilers can compile gas or binutils. The preprocessor
822 # chokes on bfd, the compiler won't let you assign integers to enums, and
823 # other problems. Defining CC to gcc is a questionable way to say "don't use
824 # the apollo compiler" (the preferred version of GCC could be called cc,
825 # or whatever), but I'm not sure leaving CC as cc is any better...
826 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
827 # Used to have BISON=yacc.
831 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
834 # Under CX/UX, we want to tell the compiler to use ANSI mode.
835 tentative_cc="cc -Xa"
836 host_makefile_frag="config/mh-cxux"
841 tentative_cc="cc -Wf,-XNg1000"
842 host_makefile_frag="config/mh-decstation"
845 # The C compiler on NEC MIPS SVR4 needs bigger tables.
846 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
847 host_makefile_frag="config/mh-necv4"
850 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
851 # environment. Also bump switch table size so that cp-parse will
852 # compile. Bump string length limit so linker builds.
853 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
856 host_makefile_frag="config/mh-sysv4"
859 # This is for a MIPS running RISC/os 4.52C.
861 # This is needed for GDB, but needs to be in the top-level make because
862 # if a library is compiled with the bsd headers and gets linked with the
863 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
865 # ptrace(2) apparently has problems in the BSD environment. No workaround is
866 # known except to select the sysv environment. Could we use /proc instead?
867 # These "sysv environments" and "bsd environments" often end up being a pain.
869 # This is not part of CFLAGS because perhaps not all C compilers have this
871 tentative_cc="cc -systype sysv"
876 i[[3456789]]86-*-sysv5*)
877 host_makefile_frag="config/mh-sysv5"
879 i[[3456789]]86-*-dgux*)
880 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
881 host_makefile_frag="config/mh-dgux386"
883 i[[3456789]]86-ncr-sysv4.3*)
884 # The MetaWare compiler will generate a copyright message unless you
885 # turn it off by adding the -Hnocopyr flag.
886 tentative_cc="cc -Hnocopyr"
888 i[[3456789]]86-ncr-sysv4*)
889 # for an NCR 3000 (i486/SVR4) system.
890 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
891 # This compiler not only emits obnoxious copyright messages every time
892 # you run it, but it chokes and dies on a whole bunch of GNU source
893 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
894 tentative_cc="/usr/ccs/ATT/cc"
895 host_makefile_frag="config/mh-ncr3000"
897 i[[3456789]]86-*-sco3.2v5*)
899 i[[3456789]]86-*-sco*)
900 # The native C compiler botches some simple uses of const. Unfortunately,
901 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
902 tentative_cc="cc -Dconst="
903 host_makefile_frag="config/mh-sco"
905 i[[3456789]]86-*-udk*)
906 host_makefile_frag="config/mh-sysv5"
908 i[[3456789]]86-*-solaris2*)
909 host_makefile_frag="config/mh-sysv4"
911 i[[3456789]]86-*-msdosdjgpp*)
912 host_makefile_frag="config/mh-djgpp"
915 host_makefile_frag="config/mh-cygwin"
918 host_makefile_frag="config/mh-mingw32"
921 host_makefile_frag="config/mh-interix"
924 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
928 host_makefile_frag="config/mh-solaris"
931 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
932 # without overflowing the jump tables (-J says to use a 32 bit table)
936 tentative_cc="cc -Wp,-H256000"
939 tentative_cc="cc -Wp,-H256000"
942 # /bin/cc is less than useful for our purposes. Always use GCC
943 tentative_cc="/usr/cygnus/progressive/bin/gcc"
944 host_makefile_frag="config/mh-lynxrs6k"
947 # /bin/cc is less than useful for our purposes. Always use GCC
948 tentative_cc="/bin/gcc"
951 host_makefile_frag="config/mh-sysv4"
956 # If we aren't going to be using gcc, see if we can extract a definition
957 # of CC from the fragment.
958 # Actually, use the 'pre-extracted' version above.
959 if test -z "${CC}" && test "${build}" = "${host}" ; then
960 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
963 test -z "$dir" && dir=.
964 if test -f $dir/gcc; then
970 if test -z "${found}" && test -n "${tentative_cc}" ; then
975 if test "${build}" != "${host}" ; then
976 # If we are doing a Canadian Cross, in which the host and build systems
977 # are not the same, we set reasonable default values for the tools.
979 CC=${CC-${host_alias}-gcc}
980 CFLAGS=${CFLAGS-"-g -O2"}
981 CXX=${CXX-${host_alias}-c++}
982 CXXFLAGS=${CXXFLAGS-"-g -O2"}
983 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
984 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
985 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
986 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
987 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
988 BUILD_DIR_PREFIX=${build_subdir}
989 BUILD_PREFIX=${build_alias}-
990 BUILD_PREFIX_1=${build_alias}-
993 # Set reasonable default values for some tools even if not Canadian.
994 # Of course, these are different reasonable default values, originally
995 # specified directly in the Makefile.
996 # We don't export, so that autoconf can do its job.
997 # Note that all these settings are above the fragment inclusion point
998 # in Makefile.in, so can still be overridden by fragments.
999 # This is all going to change when we autoconfiscate...
1001 CC_FOR_BUILD="\$(CC)"
1002 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1005 BUILD_PREFIX_1=loser-
1009 # We must set the default linker to the linker used by gcc for the correct
1010 # operation of libtool. If LD is not defined and we are using gcc, try to
1011 # set the LD default to the ld used by gcc.
1012 if test -z "$LD"; then
1013 if test "$GCC" = yes; then
1016 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1018 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1020 case $gcc_prog_ld in
1021 # Accept absolute paths.
1022 [[\\/]* | [A-Za-z]:[\\/]*)]
1023 LD="$gcc_prog_ld" ;;
1029 CFLAGS=${CFLAGS-"-g"}
1030 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1034 ACX_PROG_CMP_IGNORE_INITIAL
1040 # Specify a location for gmp
1041 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1043 if test "x$with_gmp_dir" != x && test -f "$with_gmp_dir/gmp.h"; then
1044 gmpinc="-I$with_gmp_dir"
1045 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1046 gmplibs="$with_gmp_dir/.libs/libgmp.a"
1047 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1048 gmplibs="$with_gmp_dir/_libs/libgmp.a"
1050 # One of the later tests will catch the error if neither library is present.
1053 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1055 if test "x$with_gmp" != x && test -d "$with_gmp"; then
1056 gmplibs="-L$with_gmp/lib -lgmp"
1057 gmpinc="-I$with_gmp/include"
1060 # Use system gmp if nothing else specified
1061 if test "x$gmplibs" = x; then
1065 saved_CFLAGS="$CFLAGS"
1066 CFLAGS="$CFLAGS $gmpinc"
1067 # Check GMP actually works
1068 AC_MSG_CHECKING([for correct version of gmp.h])
1069 AC_TRY_COMPILE([#include "gmp.h"],[
1070 #if __GNU_MP_VERSION < 3
1073 ], [AC_MSG_RESULT([yes])],
1074 [AC_MSG_RESULT([no]); have_gmp=no])
1076 if test x"$have_gmp" = xyes; then
1077 AC_MSG_CHECKING([for mpf_init in -lgmp])
1080 LIBS="$LIBS $gmplibs"
1081 AC_TRY_LINK([#include <gmp.h>], [mpf_t n; mpf_init(n);],
1082 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1084 CFLAGS="$saved_CFLAGS"
1090 # By default, C is the only stage 1 language.
1092 AC_SUBST(stage1_languages)
1094 # Figure out what language subdirectories are present.
1095 # Look if the user specified --enable-languages="..."; if not, use
1096 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1098 # NB: embedded tabs in this IF block -- do not untabify
1099 if test -d ${srcdir}/gcc; then
1100 if test x"${enable_languages+set}" != xset; then
1101 if test x"${LANGUAGES+set}" = xset; then
1102 enable_languages="${LANGUAGES}"
1103 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1105 enable_languages=all
1108 if test x"${enable_languages}" = x ||
1109 test x"${enable_languages}" = xyes;
1111 echo configure.in: --enable-languages needs at least one language argument 1>&2
1115 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1117 # First scan to see if an enabled language requires some other language.
1118 # We assume that a given config-lang.in will list all the language
1119 # front ends it requires, even if some are required indirectly.
1120 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1121 case ${lang_frag} in
1123 # The odd quoting in the next line works around
1124 # an apparent bug in bash 1.12 on linux.
1125 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1127 # From the config-lang.in, get $language, $lang_requires
1131 for other in ${lang_requires} ; do
1132 case ,${enable_languages}, in
1136 echo " \`$other' language required by \`$language'; enabling" 1>&2
1137 enable_languages="${enable_languages},${other}"
1145 new_enable_languages=c
1146 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1148 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1149 case ${lang_frag} in
1151 # The odd quoting in the next line works around
1152 # an apparent bug in bash 1.12 on linux.
1153 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1155 # From the config-lang.in, get $language, $target_libs,
1156 # $lang_dirs, $boot_language, and $build_by_default
1164 # This is quite sensitive to the ordering of the case statement arms.
1165 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1167 echo "${lang_frag} doesn't set \$language." 1>&2
1171 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1174 *,${language},*:*:*:*)
1175 # Language was explicitly selected; include it.
1179 # 'all' was selected, but this is not a default language
1180 # so do not include it.
1184 # 'all' was selected and this is a default language; include it.
1192 # Disable language that need GMP if it isn't available.
1193 if test x"$need_gmp" = xyes && test x"$have_gmp" = xno; then
1197 case $add_this_lang in
1199 # Remove language-dependent dirs.
1200 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1203 new_enable_languages="$new_enable_languages,$language"
1204 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1205 case ${boot_language} in
1207 # Add to (comma-separated) list of stage 1 languages.
1208 stage1_languages="${stage1_languages},${language}"
1217 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1218 if test "x$missing_languages" != x; then
1220 The following requested languages were not found: ${missing_languages}])
1223 if test "x$new_enable_languages" != "x$enable_languages"; then
1224 echo The following languages will be built: ${new_enable_languages}
1226 enable_languages="$new_enable_languages"
1227 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1230 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
1231 # $target_configdirs.
1232 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1235 for dir in . $skipdirs $noconfigdirs ; do
1236 dirname=`echo $dir | sed -e s/target-//g`
1237 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1238 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1239 if test -r $srcdir/$dirname/configure ; then
1240 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1243 notsupp="$notsupp $dir"
1247 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1248 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1249 if test -r $srcdir/$dirname/configure ; then
1250 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1253 notsupp="$notsupp $dir"
1259 # Sometimes the tools are distributed with libiberty but with no other
1260 # libraries. In that case, we don't want to build target-libiberty.
1261 if test -n "${target_configdirs}" ; then
1263 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1264 if test "$i" != "libiberty" ; then
1265 if test -r $srcdir/$i/configure ; then
1271 if test -z "${others}" ; then
1276 # Quietly strip out all directories which aren't configurable in this tree.
1277 # This relies on all configurable subdirectories being autoconfiscated, which
1279 build_configdirs_all="$build_configdirs"
1281 for i in ${build_configdirs_all} ; do
1282 j=`echo $i | sed -e s/build-//g`
1283 if test -f ${srcdir}/$j/configure ; then
1284 build_configdirs="${build_configdirs} $i"
1288 configdirs_all="$configdirs"
1290 for i in ${configdirs_all} ; do
1291 if test -f ${srcdir}/$i/configure ; then
1292 configdirs="${configdirs} $i"
1296 target_configdirs_all="$target_configdirs"
1298 for i in ${target_configdirs_all} ; do
1299 j=`echo $i | sed -e s/target-//g`
1300 if test -f ${srcdir}/$j/configure ; then
1301 target_configdirs="${target_configdirs} $i"
1305 # Produce a warning message for the subdirs we can't configure.
1306 # This isn't especially interesting in the Cygnus tree, but in the individual
1307 # FSF releases, it's important to let people know when their machine isn't
1308 # supported by the one or two programs in a package.
1310 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1311 # If $appdirs is non-empty, at least one of those directories must still
1312 # be configured, or we error out. (E.g., if the gas release supports a
1313 # specified target in some subdirs but not the gas subdir, we shouldn't
1314 # pretend that all is well.)
1315 if test -n "$appdirs" ; then
1316 for dir in $appdirs ; do
1317 if test -r $dir/Makefile.in ; then
1318 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1322 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1328 if test -n "$appdirs" ; then
1329 echo "*** This configuration is not supported by this package." 1>&2
1333 # Okay, some application will build, or we don't care to check. Still
1334 # notify of subdirs not getting built.
1335 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1336 echo " ${notsupp}" 1>&2
1337 echo " (Any other directories should still work fine.)" 1>&2
1347 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1348 # the named directory are copied to $(tooldir)/sys-include.
1349 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1350 if test x${is_cross_compiler} = xno ; then
1351 echo 1>&2 '***' --with-headers is only supported when cross compiling
1354 if test x"${with_headers}" != xyes ; then
1355 case "${exec_prefixoption}" in
1357 *) x=${exec_prefix} ;;
1359 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1363 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1364 # the name directories are copied to $(tooldir)/lib. Multiple directories
1366 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1367 if test x${is_cross_compiler} = xno ; then
1368 echo 1>&2 '***' --with-libs is only supported when cross compiling
1371 if test x"${with_libs}" != xyes ; then
1372 # Copy the libraries in reverse order, so that files in the first named
1373 # library override files in subsequent libraries.
1374 case "${exec_prefixoption}" in
1376 *) x=${exec_prefix} ;;
1378 for l in ${with_libs}; do
1379 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1384 # Handle ${copy_dirs}
1385 set fnord ${copy_dirs}
1387 while test $# != 0 ; do
1388 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1391 echo Copying $1 to $2
1393 # Use the install script to create the directory and all required
1394 # parent directories.
1395 if test -d $2 ; then
1399 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1402 # Copy the directory, assuming we have tar.
1403 # FIXME: Should we use B in the second tar? Not all systems support it.
1404 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1406 # It is the responsibility of the user to correctly adjust all
1407 # symlinks. If somebody can figure out how to handle them correctly
1408 # here, feel free to add the code.
1415 extra_arflags_for_target=
1416 extra_nmflags_for_target=
1417 extra_ranlibflags_for_target=
1418 target_makefile_frag=/dev/null
1420 i[[3456789]]86-*-netware*)
1421 target_makefile_frag="config/mt-netware"
1424 target_makefile_frag="config/mt-netware"
1426 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1427 target_makefile_frag="config/mt-gnu"
1429 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1430 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1431 # commands to handle both 32-bit and 64-bit objects. These flags are
1432 # harmless if we're using GNU nm or ar.
1433 extra_arflags_for_target=" -X32_64"
1434 extra_nmflags_for_target=" -B -X32_64"
1437 # ranlib from Darwin requires the -c flag to look at common symbols.
1438 extra_ranlibflags_for_target=" -c"
1440 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1441 target_makefile_frag="config/mt-wince"
1445 alphaieee_frag=/dev/null
1448 # This just makes sure to use the -mieee option to build target libs.
1449 # This should probably be set individually by each library.
1450 alphaieee_frag="config/mt-alphaieee"
1454 # If --enable-target-optspace always use -Os instead of -O2 to build
1455 # the target libraries, similarly if it is not specified, use -Os
1456 # on selected platforms.
1457 ospace_frag=/dev/null
1458 case "${enable_target_optspace}:${target}" in
1460 ospace_frag="config/mt-ospace"
1463 ospace_frag="config/mt-d30v"
1465 :m32r-* | :d10v-* | :fr30-*)
1466 ospace_frag="config/mt-ospace"
1471 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1475 # Set with_gnu_as and with_gnu_ld as appropriate.
1477 # This is done by determining whether or not the appropriate directory
1478 # is available, and by checking whether or not specific configurations
1479 # have requested that this magic not happen.
1481 # The command line options always override the explicit settings in
1482 # configure.in, and the settings in configure.in override this magic.
1484 # If the default for a toolchain is to use GNU as and ld, and you don't
1485 # want to do that, then you should use the --without-gnu-as and
1486 # --without-gnu-ld options for the configure script.
1488 if test x${use_gnu_as} = x &&
1489 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1491 extra_host_args="$extra_host_args --with-gnu-as"
1494 if test x${use_gnu_ld} = x &&
1495 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1497 extra_host_args="$extra_host_args --with-gnu-ld"
1500 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1501 # can detect this case.
1503 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1505 extra_host_args="$extra_host_args --with-newlib"
1508 if test x${with_libbanshee} = xyes && echo " ${configdirs} " | grep " libbanshee " >/dev/null 2>&1; then
1509 extra_host_args="$extra_host_args --with-libbanshee"
1512 # Default to using --with-stabs for certain targets.
1513 if test x${with_stabs} = x ; then
1515 mips*-*-irix[[56]]*)
1517 mips*-*-* | alpha*-*-osf*)
1519 extra_host_args="${extra_host_args} --with-stabs"
1524 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1525 # them automatically.
1528 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1532 # Some systems (e.g., one of the i386-aix systems the gas testers are
1533 # using) don't handle "\$" correctly, so don't use it here.
1534 tooldir='${exec_prefix}'/${target_alias}
1535 build_tooldir=${tooldir}
1537 # Generate default definitions for YACC, M4, LEX and other programs that run
1538 # on the build machine. These are used if the Makefile can't locate these
1539 # programs in objdir.
1540 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1541 AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
1542 AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
1543 AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
1544 AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
1545 AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
1546 AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
1548 # Create a .gdbinit file which runs the one in srcdir
1549 # and tells GDB to look there for source files.
1551 if test -r ${srcdir}/.gdbinit ; then
1554 *) cat > ./.gdbinit <<EOF
1558 source ${srcdir}/.gdbinit
1564 # Make sure that the compiler is able to generate an executable. If it
1565 # can't, we are probably in trouble. We don't care whether we can run the
1566 # executable--we might be using a cross compiler--we only care whether it
1567 # can be created. At this point the main configure script has set CC.
1569 echo "int main () { return 0; }" > conftest.c
1570 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1571 if test $? = 0 ; then
1572 if test -s conftest || test -s conftest.exe ; then
1578 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1579 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1586 # The Solaris /usr/ucb/cc compiler does not appear to work.
1588 sparc-sun-solaris2*)
1589 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1590 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1592 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1593 if test -d /opt/cygnus/bin ; then
1594 if test "$could_use" = "" ; then
1595 could_use="/opt/cygnus/bin"
1597 could_use="$could_use or /opt/cygnus/bin"
1600 if test "$could_use" = "" ; then
1601 echo "Warning: compilation may fail because you're using"
1602 echo "/usr/ucb/cc. You should change your PATH or CC "
1603 echo "variable and rerun configure."
1605 echo "Warning: compilation may fail because you're using"
1606 echo "/usr/ucb/cc, when you should use the C compiler from"
1607 echo "$could_use. You should change your"
1608 echo "PATH or CC variable and rerun configure."
1614 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1615 # binutils tools will find libbfd.so.
1616 case "${enable_shared}" in
1617 no | "") SET_LIB_PATH= ;;
1618 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1622 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1623 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1626 # Record target_configdirs and the configure arguments for target and
1627 # build configuration in Makefile.
1628 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1629 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1631 # Determine whether gdb needs tk/tcl or not.
1632 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1633 # and in that case we want gdb to be built without tk. Ugh!
1634 # In fact I believe gdb is the *only* package directly dependent on tk,
1635 # so we should be able to put the 'maybe's in unconditionally and
1636 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1637 # 100% sure that that's safe though.
1639 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1640 case "$enable_gdbtk" in
1644 GDB_TK="${gdb_tk}" ;;
1646 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1647 # distro. Eventually someone will fix this and move Insight, nee
1648 # gdbtk to a separate directory.
1649 if test -d ${srcdir}/gdb/gdbtk ; then
1657 # Strip out unwanted targets.
1659 # While at that, we remove Makefiles if we were started for recursive
1660 # configuration, so that the top-level Makefile reconfigures them,
1661 # like we used to do when configure itself was recursive.
1663 # Loop over modules. $extrasub must be used with care, limiting as
1664 # much as possible the usage of range addresses. That's because autoconf
1665 # splits the sed script to overcome limits in the number of commands,
1666 # and relying on carefully-timed sed passes may turn out to be very hard
1667 # to maintain later. In this particular case, you just have to be careful
1668 # not to nest @if/@endif pairs, because configure will not warn you at all.
1670 AC_ARG_ENABLE([bootstrap],
1671 [ --enable-bootstrap Enable bootstrapping [no]],,
1672 enable_bootstrap=no)
1673 if test -d ${srcdir}/gcc; then
1674 case "$host:$target:$enable_bootstrap" in
1675 $build:$build:yes | *:no) ;;
1676 *:yes) AC_MSG_ERROR([cannot bootstrap a cross-compiler]) ;;
1677 *) AC_MSG_ERROR([invalid option for --enable-bootstrap]) ;;
1680 if test $enable_bootstrap = yes; then
1681 AC_MSG_ERROR([cannot bootstrap without a compiler])
1685 case "$enable_bootstrap" in
1687 default_target=bootstrap
1688 bootstrap_suffix=bootstrap ;;
1691 bootstrap_suffix=no-bootstrap ;;
1693 AC_SUBST(default_target)
1695 for module in ${build_configdirs} ; do
1696 if test -z "${no_recursion}" \
1697 && test -f ${build_subdir}/${module}/Makefile; then
1698 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1699 rm -f ${build_subdir}/${module}/Makefile
1702 /^@if build-$module\$/d
1703 /^@endif build-$module\$/d
1704 /^@if build-$module-$bootstrap_suffix\$/d
1705 /^@endif build-$module-$bootstrap_suffix\$/d"
1707 for module in ${configdirs} ; do
1708 if test -z "${no_recursion}" \
1709 && test -f ${module}/Makefile; then
1710 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1711 rm -f ${module}/Makefile
1715 /^@endif $module\$/d
1716 /^@if $module-$bootstrap_suffix\$/d
1717 /^@endif $module-$bootstrap_suffix\$/d"
1719 for module in ${target_configdirs} ; do
1720 if test -z "${no_recursion}" \
1721 && test -f ${target_subdir}/${module}/Makefile; then
1722 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1723 rm -f ${target_subdir}/${module}/Makefile
1726 /^@if target-$module\$/d
1727 /^@endif target-$module\$/d
1728 /^@if target-$module-$bootstrap_suffix\$/d
1729 /^@endif target-$module-$bootstrap_suffix\$/d"
1733 /^@if /,/^@endif /d"
1735 # Create the serialization dependencies. This uses a temporary file.
1737 AC_ARG_ENABLE([serial-configure],
1738 [ --enable-serial-[{host,target,build}-]configure
1739 Force sequential configuration of
1740 sub-packages for the host, target or build
1741 machine, or all sub-packages])
1743 case ${enable_serial_configure} in
1745 enable_serial_build_configure=yes
1746 enable_serial_host_configure=yes
1747 enable_serial_target_configure=yes
1751 # These force 'configure's to be done one at a time, to avoid problems
1752 # with contention over a shared config.cache.
1754 echo '# serdep.tmp' > serdep.tmp
1756 test "x${enable_serial_build_configure}" = xyes &&
1757 for item in ${build_configdirs} ; do
1760 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1765 test "x${enable_serial_host_configure}" = xyes &&
1766 for item in ${configdirs} ; do
1769 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1774 test "x${enable_serial_target_configure}" = xyes &&
1775 for item in ${target_configdirs} ; do
1778 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1782 serialization_dependencies=serdep.tmp
1783 AC_SUBST_FILE(serialization_dependencies)
1785 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1786 # target and nonopt. These are the ones we might not want to pass
1787 # down to subconfigures. Also strip program-prefix, program-suffix,
1788 # and program-transform-name, so that we can pass down a consistent
1789 # program-transform-name. If autoconf has put single quotes around
1790 # any of these arguments (because they contain shell metacharacters)
1791 # then this will fail; in practice this only happens for
1792 # --program-transform-name, so be sure to override --program-transform-name
1793 # at the end of the argument list.
1794 # These will be expanded by make, so quote '$'.
1795 cat <<\EOF_SED > conftestsed
1797 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1798 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1799 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1800 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1801 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1802 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1803 s/ -cache-file[[= ]][[^ ]]*//g
1804 s/ -srcdir[[= ]][[^ ]]*//g
1805 s/ -host[[= ]][[^ ]]*//g
1806 s/ -build[[= ]][[^ ]]*//g
1807 s/ -target[[= ]][[^ ]]*//g
1808 s/ -program-prefix[[= ]][[^ ]]*//g
1809 s/ -program-suffix[[= ]][[^ ]]*//g
1810 s/ -program-transform-name[[= ]][[^ ]]*//g
1811 s/ [[^' -][^ ]*] / /
1815 sed -f conftestsed <<EOF_SED > conftestsed.out
1816 ${ac_configure_args}
1818 baseargs=`cat conftestsed.out`
1819 rm -f conftestsed conftestsed.out
1821 # Add in --program-transform-name, after --program-prefix and
1822 # --program-suffix have been applied to it. Autoconf has already
1823 # doubled dollar signs and backslashes in program_transform_name; we want
1824 # the backslashes un-doubled, and then the entire thing wrapped in single
1825 # quotes, because this will be expanded first by make and then by the shell.
1826 # Also, because we want to override the logic in subdir configure scripts to
1827 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1828 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1829 ${program_transform_name}
1831 gcc_transform_name=`cat conftestsed.out`
1832 rm -f conftestsed.out
1833 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1835 # For the build-side libraries, we just need to pretend we're native,
1836 # and not use the same cache file. Multilibs are neither needed nor
1838 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1840 # For host modules, accept cache file option, or specification as blank.
1841 case "${cache_file}" in
1843 cache_file_option="" ;;
1844 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1845 cache_file_option="--cache-file=${cache_file}" ;;
1847 cache_file_option="--cache-file=../${cache_file}" ;;
1850 # Host dirs don't like to share a cache file either, horribly enough.
1851 # This seems to be due to autoconf 2.5x stupidity.
1852 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1854 target_configargs=${baseargs}
1856 # Passing a --with-cross-host argument lets the target libraries know
1857 # whether they are being built with a cross-compiler or being built
1858 # native. However, it would be better to use other mechanisms to make the
1859 # sorts of decisions they want to make on this basis. Please consider
1860 # this option to be deprecated. FIXME.
1861 if test x${is_cross_compiler} = xyes ; then
1862 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1865 # Default to --enable-multilib.
1866 if test x${enable_multilib} = x ; then
1867 target_configargs="--enable-multilib ${target_configargs}"
1870 # Pass --with-newlib if appropriate. Note that target_configdirs has
1871 # changed from the earlier setting of with_newlib.
1872 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1873 target_configargs="--with-newlib ${target_configargs}"
1876 # Different target subdirs use different values of certain variables
1877 # (notably CXX). Worse, multilibs use *lots* of different values.
1878 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1879 # it doesn't automatically accept command-line overrides of them.
1880 # This means it's not safe for target subdirs to share a cache file,
1881 # which is disgusting, but there you have it. Hopefully this can be
1882 # fixed in future. It's still worthwhile to use a cache file for each
1883 # directory. I think.
1885 # Pass the appropriate --host, --build, and --cache-file arguments.
1886 target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1888 # provide a proper gxx_include_dir.
1889 # Note, if you change the default, make sure to fix both here and in
1890 # the gcc and libstdc++-v3 subdirectories.
1891 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1892 case "${with_gxx_include_dir}" in
1894 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1897 case "${enable_version_specific_runtime_libs}" in
1898 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1900 . ${srcdir}/config.if
1901 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1903 *) gxx_include_dir=${with_gxx_include_dir} ;;
1907 case " $target_configdirs " in
1909 case " $target_configargs " in
1910 *" --with-newlib "*)
1913 FLAGS_FOR_TARGET=$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' ;;
1916 # If we're not building GCC, don't discard standard headers.
1917 if test -d ${srcdir}/gcc; then
1918 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1920 if test "${build}" != "${host}"; then
1921 # On Canadian crosses, CC_FOR_TARGET will have already been set
1922 # by `configure', so we won't have an opportunity to add -Bgcc/
1923 # to it. This is right: we don't want to search that directory
1924 # for binaries, but we want the header files in there, so add
1926 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1928 # Someone might think of using the pre-installed headers on
1929 # Canadian crosses, in case the installed compiler is not fully
1930 # compatible with the compiler being built. In this case, it
1931 # would be better to flag an error than risking having
1932 # incompatible object files being constructed. We can't
1933 # guarantee that an error will be flagged, but let's hope the
1934 # compiler will do it, when presented with incompatible header
1939 case "${target}-${is_cross_compiler}" in
1940 i[[3456789]]86-*-linux*-no)
1941 # Here host == target, so we don't need to build gcc,
1942 # so we don't want to discard standard headers.
1943 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1946 # If we're building newlib, use its generic headers last, but search
1947 # for any libc-related directories first (so make it the last -B
1949 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1957 # Allow the user to override the flags for
1958 # our build compiler if desired.
1959 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
1961 # On Canadian crosses, we'll be searching the right directories for
1962 # the previously-installed cross compiler, so don't bother to add
1963 # flags for directories within the install tree of the compiler
1964 # being built; programs in there won't even run.
1965 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1966 # Search for pre-installed headers if nothing else fits.
1967 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1970 if test "x${use_gnu_ld}" = x &&
1971 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1972 # Arrange for us to find uninstalled linker scripts.
1973 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1976 if test "x${CC_FOR_TARGET+set}" = xset; then
1978 elif test -d ${srcdir}/gcc; then
1979 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1980 elif test "$host" = "$target"; then
1981 CC_FOR_TARGET='$(CC)'
1983 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1985 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1987 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1989 elif test -d ${srcdir}/gcc; then
1990 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1991 elif test "$host" = "$target"; then
1992 GCJ_FOR_TARGET='gcj'
1994 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1996 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1998 if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
2000 elif test -d ${srcdir}/gcc; then
2001 GFORTRAN_FOR_TARGET='$$r/gcc/gfortran -B$$r/gcc/'
2002 elif test "$host" = "$target"; then
2003 GFORTRAN_FOR_TARGET='gfortran'
2005 GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
2007 case $GFORTRAN_FOR_TARGET in
2008 *' $(FLAGS_FOR_TARGET)') ;;
2009 *) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
2012 # Don't use libstdc++-v3's flags to configure/build itself.
2013 libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2014 raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2016 if test "x${CXX_FOR_TARGET+set}" = xset; then
2017 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
2018 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2020 elif test -d ${srcdir}/gcc; then
2021 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
2022 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2023 # default whereas gcc does not.
2024 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2026 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
2027 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
2028 elif test "$host" = "$target"; then
2029 CXX_FOR_TARGET='$(CXX)'
2030 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2032 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
2033 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2035 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2036 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2038 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2039 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2041 # We want to defer the evaluation of `cmd`s and shell variables in
2042 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2043 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2044 # quotes, but we still have to duplicate `$'s so that shell variables
2045 # can be expanded by the nested make as shell variables, not as make
2047 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2048 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2050 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2051 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2052 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2053 GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
2054 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2055 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2056 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2057 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2059 # Makefile fragments.
2060 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2062 eval fragval=\$$frag
2063 if test $fragval != /dev/null; then
2064 eval $frag=${srcdir}/$fragval
2067 AC_SUBST_FILE(host_makefile_frag)
2068 AC_SUBST_FILE(target_makefile_frag)
2069 AC_SUBST_FILE(alphaieee_frag)
2070 AC_SUBST_FILE(ospace_frag)
2072 # Miscellanea: directories, flags, etc.
2073 AC_SUBST(SET_LIB_PATH)
2074 AC_SUBST(RPATH_ENVVAR)
2075 AC_SUBST(BUILD_DIR_PREFIX)
2076 AC_SUBST(BUILD_PREFIX)
2077 AC_SUBST(BUILD_PREFIX_1)
2078 AC_SUBST(gcc_version_trigger)
2079 AC_SUBST(gcc_version)
2081 AC_SUBST(build_tooldir)
2083 AC_SUBST(gxx_include_dir)
2084 AC_SUBST(libstdcxx_incdir)
2086 # Build module lists & subconfigure args.
2087 AC_SUBST(build_configargs)
2088 AC_SUBST(build_configdirs)
2090 # Host module lists & subconfigure args.
2091 AC_SUBST(host_configargs)
2092 AC_SUBST(configdirs)
2094 # Target module lists & subconfigure args.
2095 AC_SUBST(target_configargs)
2096 AC_SUBST(target_configdirs)
2099 AC_SUBST(CC_FOR_BUILD)
2100 AC_SUBST(config_shell)
2103 NCN_STRICT_CHECK_TOOL(AR, ar)
2104 NCN_STRICT_CHECK_TOOL(AS, as)
2105 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2106 NCN_STRICT_CHECK_TOOL(LD, ld)
2107 NCN_STRICT_CHECK_TOOL(NM, nm)
2108 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2109 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2110 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2111 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2115 AC_SUBST(CFLAGS_FOR_BUILD)
2119 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2120 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2121 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2122 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2123 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2124 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2125 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
2127 AC_SUBST(GCC_FOR_TARGET)
2128 AC_SUBST(FLAGS_FOR_TARGET)
2129 AC_SUBST(CC_FOR_TARGET)
2130 AC_SUBST(GCJ_FOR_TARGET)
2131 AC_SUBST(GFORTRAN_FOR_TARGET)
2132 AC_SUBST(CXX_FOR_TARGET)
2133 AC_SUBST(RAW_CXX_FOR_TARGET)
2134 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2135 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2137 # Fix up target tools.
2138 if test "x${build}" = "x${host}" ; then
2139 # In this case, the newly built tools can and should be used,
2140 # so we override the results of the autoconf tests.
2141 # This should really only happen when the tools are actually being built,
2142 # but that's a further refinement. The new build scheme, where
2143 # tools are built into a structure paralleling where they're installed,
2144 # should also eliminate all of this cleanly.
2145 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2146 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2147 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2148 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2149 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2150 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2151 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2153 # Just use the ones we found.
2154 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2155 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2156 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2157 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2158 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2159 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2160 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2162 AC_SUBST(AR_FOR_TARGET)
2163 AC_SUBST(AS_FOR_TARGET)
2164 AC_SUBST(DLLTOOL_FOR_TARGET)
2165 AC_SUBST(LD_FOR_TARGET)
2166 AC_SUBST(NM_FOR_TARGET)
2167 AC_SUBST(RANLIB_FOR_TARGET)
2168 AC_SUBST(WINDRES_FOR_TARGET)
2170 # Certain tools may need extra flags.
2171 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2172 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2173 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2175 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2176 AC_ARG_ENABLE(maintainer-mode,
2177 [ --enable-maintainer-mode enable make rules and dependencies not useful
2178 (and sometimes confusing) to the casual installer],
2179 USE_MAINTAINER_MODE=$enableval,
2180 USE_MAINTAINER_MODE=no)
2181 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2182 AC_SUBST(MAINTAINER_MODE_TRUE)
2183 AC_SUBST(MAINTAINER_MODE_FALSE)
2184 if test "$USE_MAINTAINER_MODE" = yes; then
2185 MAINTAINER_MODE_TRUE=
2186 MAINTAINER_MODE_FALSE='#'
2188 MAINTAINER_MODE_TRUE='#'
2189 MAINTAINER_MODE_FALSE=
2191 MAINT=$MAINTAINER_MODE_TRUE
2194 # ---------------------
2195 # GCC bootstrap support
2196 # ---------------------
2198 # Stage specific cflags for build.
2203 yes) stage1_cflags="-g -Wa,-J" ;;
2204 *) stage1_cflags="-g -J" ;;
2207 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2208 # sources; use -no-cpp-precomp to get to GNU cpp.
2209 # Apple's GCC has bugs in designated initializer handling, so disable
2211 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2214 AC_SUBST(stage1_cflags)
2216 # It makes debugging easier if we create as symlinks the stage directories
2217 # gcc for stageN-gcc and stage-prev for stage(N-1). In case this is not
2218 # possible, however, we can resort to mv.
2219 AC_CACHE_CHECK([if symbolic links between directories work],
2220 [gcc_cv_prog_ln_s_dir],
2221 [if test "${LN_S}" = "ln -s" \
2222 && mkdir confdir.s1 \
2223 && ln -s confdir.s1 confdir.s2 \
2224 && echo timestamp1 > confdir.s1/conftest.1 \
2225 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2226 && echo timestamp2 > confdir.s2/conftest.2 \
2227 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2228 && rm -f confdir.s2; then
2229 gcc_cv_prog_ln_s_dir=yes
2231 gcc_cv_prog_ln_s_dir=yes
2233 rm -rf confdir.s1 confdir.s2])
2235 case ${gcc_cv_prog_ln_s_dir} in
2237 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2238 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2240 CREATE_LINK_TO_DIR='mv $$1 $$2'
2241 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2243 AC_SUBST(CREATE_LINK_TO_DIR)
2244 AC_SUBST(UNDO_LINK_TO_DIR)
2246 # Enable -Werror in bootstrap stage2 and later.
2247 # Change the default to "no" on release branches.
2248 AC_ARG_ENABLE(werror,
2249 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2250 [enable_werror=yes])
2251 case ${enable_werror} in
2252 yes) stage2_werror_flag="--enable-werror-always" ;;
2253 *) stage2_werror_flag="" ;;
2255 AC_SUBST(stage2_werror_flag)