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 build-fixincludes"
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 libgui zlib 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}`
186 build_configdirs=`echo ${build_libs} ${build_tools}`
188 ################################################################################
190 srcname="gnu development package"
192 # This gets set non-empty for some net releases of packages.
195 # Define is_cross_compiler to save on calls to 'test'.
197 if test x"${host}" = x"${target}" ; then
200 is_cross_compiler=yes
203 # Find the build and target subdir names.
206 # Skipdirs are removed silently.
208 # Noconfigdirs are removed loudly.
212 # Make sure we don't let GNU ld be added if we didn't want it.
213 if test x$with_gnu_ld = xno ; then
215 noconfigdirs="$noconfigdirs ld"
219 # Make sure we don't let GNU as be added if we didn't want it.
220 if test x$with_gnu_as = xno ; then
222 noconfigdirs="$noconfigdirs gas"
225 # some tools are so dependent upon X11 that if we're not building with X,
226 # it's not even worth trying to configure, much less build, that tool.
229 yes | "") ;; # the default value for this tree is that X11 is available
231 skipdirs="${skipdirs} tk itcl libgui"
232 # We won't be able to build gdbtk without X.
235 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
238 # Some tools are only suitable for building in a "native" situation.
239 # Remove these if host!=target.
240 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"
242 # Similarly, some are only suitable for cross toolchains.
243 # Remove these if host=target.
244 cross_only="target-libgloss target-newlib target-opcodes"
246 case $is_cross_compiler in
247 no) skipdirs="${skipdirs} ${cross_only}" ;;
248 yes) skipdirs="${skipdirs} ${native_only}" ;;
251 # If both --with-headers and --with-libs are specified, default to
253 if test x"${with_headers}" != x && test x"${with_headers} != xno \
254 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
255 if test x"${with_newlib}" = x ; then
260 # Recognize --with-newlib/--without-newlib.
261 case ${with_newlib} in
262 no) skipdirs="${skipdirs} target-newlib" ;;
263 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
266 # Configure extra directories which are host specific
270 configdirs="$configdirs libtermcap" ;;
273 # Remove more programs from consideration, based on the host or
274 # target this usually means that a port of the program doesn't
279 noconfigdirs="$noconfigdirs byacc"
281 i[[3456789]]86-*-vsta)
282 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
284 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
285 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
287 i[[3456789]]86-*-mingw32*)
288 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
289 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
291 i[[3456789]]86-*-beos*)
292 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
295 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
298 noconfigdirs="$noconfigdirs rcs"
301 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
304 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
307 noconfigdirs="$noconfigdirs tk itcl libgui"
312 AC_ARG_ENABLE(libada,
313 [ --enable-libada Builds libada directory],
314 ENABLE_LIBADA=$enableval,
316 if test "${ENABLE_LIBADA}" != "yes" ; then
317 noconfigdirs="$noconfigdirs target-libada"
320 # Save it here so that, even in case of --enable-libgcj, if the Java
321 # front-end isn't enabled, we still get libgcj disabled.
323 case $enable_libgcj in
325 # If we reset it here, it won't get added to noconfigdirs in the
326 # target-specific build rules, so it will be forcibly enabled
327 # (unless the Java language itself isn't enabled).
331 # Make sure we get it printed in the list of not supported target libs.
332 noconfigdirs="$noconfigdirs ${libgcj}"
337 # Allow --disable-libmudflap to exclude target-libmudflap
338 case $enable_libmudflap in
342 noconfigdirs="$noconfigdirs target-libmudflap"
346 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
347 # Enable libmudflap by default in GNU and friends.
350 # Enable libmudflap by default in FreeBSD.
353 # Disable it by default everywhere else.
354 noconfigdirs="$noconfigdirs target-libmudflap"
362 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
365 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
368 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
369 noconfigdirs="$noconfigdirs ${libgcj}"
371 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
372 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
375 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
376 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
377 && test -f /usr/local/include/gmp.h; then
381 # Skip some stuff that's unsupported on some FreeBSD configurations.
386 noconfigdirs="$noconfigdirs ${libgcj}"
391 # Remove unsupported stuff on all kaOS configurations.
392 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
393 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
394 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
395 noconfigdirs="$noconfigdirs target-libgloss"
398 # Skip some stuff on all NetBSD configurations.
399 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
401 # Skip some stuff that's unsupported on some NetBSD configurations.
403 i*86-*-netbsdelf*) ;;
404 arm*-*-netbsdelf*) ;;
406 noconfigdirs="$noconfigdirs ${libgcj}"
411 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
414 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
417 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
420 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
423 # ld works, but does not support shared libraries.
424 # newlib is not 64 bit ready. I'm not sure about fileutils.
425 # gas doesn't generate exception information.
426 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
429 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
432 # newlib is not 64 bit ready
433 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
436 # newlib is not 64 bit ready
437 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
440 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
443 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
445 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
446 noconfigdirs="$noconfigdirs ${libgcj}"
447 noconfigdirs="$noconfigdirs target-examples"
448 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
449 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
450 noconfigdirs="$noconfigdirs expect dejagnu"
451 # the C++ libraries don't build on top of CE's C libraries
452 noconfigdirs="$noconfigdirs target-libstdc++-v3"
453 noconfigdirs="$noconfigdirs target-newlib"
455 *-*-cygwin*) ;; # keep gdb and readline
456 *) noconfigdirs="$noconfigdirs gdb readline"
461 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
463 arm-*-coff | strongarm-*-coff | xscale-*-coff)
464 noconfigdirs="$noconfigdirs ${libgcj}"
466 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
467 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
470 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
473 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
476 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
479 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
482 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
485 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
488 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
491 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
494 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
497 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
499 c54x*-*-* | tic54x-*-*)
500 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
503 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
506 noconfigdirs="$noconfigdirs target-libgloss target-libstdc++-v3 target-mudflap ${libgcj}"
509 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
512 noconfigdirs="$noconfigdirs ${libgcj} gdb"
515 noconfigdirs="$noconfigdirs ${libgcj} gdb"
518 noconfigdirs="$noconfigdirs ${libgcj}"
521 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
524 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
526 hppa*64*-*-linux* | parisc*64*-*-linux*)
527 # In this case, it's because the hppa64-linux target is for
528 # the kernel only at this point and has no libc, and thus no
529 # headers, crt*.o, etc., all of which are needed by these.
530 noconfigdirs="$noconfigdirs target-zlib"
533 parisc*-*-linux* | hppa*-*-linux* | \
537 noconfigdirs="$noconfigdirs ${libgcj}"
538 # Do configure ld/binutils/gas for this case.
541 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
542 # build on HP-UX 10.20.
543 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
546 noconfigdirs="$noconfigdirs ${libgcj} gdb"
549 # No gdb support yet.
550 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
553 # No gdb or ld support yet.
554 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
556 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
557 noconfigdirs="$noconfigdirs ${libgcj}"
559 i[[3456789]]86-*-linux*)
560 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
561 # not build java stuff by default.
564 noconfigdirs="$noconfigdirs ${libgcj}";;
567 # This section makes it possible to build newlib natively on linux.
568 # If we are using a cross compiler then don't configure newlib.
569 if test x${is_cross_compiler} != xno ; then
570 noconfigdirs="$noconfigdirs target-newlib"
572 noconfigdirs="$noconfigdirs target-libgloss"
573 # If we are not using a cross compiler, do configure newlib.
574 # Note however, that newlib will only be configured in this situation
575 # if the --with-newlib option has been given, because otherwise
576 # 'target-newlib' will appear in skipdirs.
578 i[[3456789]]86-*-mingw32*)
579 target_configdirs="$target_configdirs target-mingw"
580 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
582 # Can't build gdb for mingw32 if not native.
584 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
585 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl gnuserv"
590 target_configdirs="$target_configdirs target-libtermcap target-winsup"
591 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
592 # always build newlib if winsup directory is present.
593 if test -d "$srcdir/winsup"
595 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
597 echo "Warning: winsup is missing so newlib can't be built."
600 # Can't build gdb for Cygwin if not native.
602 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
603 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl libgui gnuserv"
608 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
610 i[[3456789]]86-*-sco3.2v5*)
611 # The linker does not yet know about weak symbols in COFF,
612 # and is not configured to handle mixed ELF and COFF.
613 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
615 i[[3456789]]86-*-sco*)
616 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
618 i[[3456789]]86-*-solaris2*)
619 noconfigdirs="$noconfigdirs target-libgloss"
621 i[[3456789]]86-*-sysv4*)
622 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
624 i[[3456789]]86-*-beos*)
625 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
628 noconfigdirs="$noconfigdirs ${libgcj}"
630 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
631 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
634 noconfigdirs="$noconfigdirs ${libgcj}"
637 noconfigdirs="$noconfigdirs ${libgcj}"
640 # The EPOC C++ environment does not support exceptions or rtti,
641 # and so building libstdc++-v3 tends not to always work.
642 noconfigdirs="$noconfigdirs target-libstdc++-v3"
645 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
648 noconfigdirs="$noconfigdirs ${libgcj}"
651 noconfigdirs="$noconfigdirs ${libgcj}"
654 # copied from rs6000-*-* entry
655 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
657 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
658 target_configdirs="$target_configdirs target-winsup"
659 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
660 # always build newlib.
661 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
663 # This is temporary until we can link against shared libraries
664 powerpcle-*-solaris*)
665 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
668 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
671 noconfigdirs="$noconfigdirs ${libgcj}"
674 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
677 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
680 noconfigdirs="$noconfigdirs gprof ${libgcj}"
683 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
686 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
689 # Linking libjava exceeds command-line length limits on at least
690 # IRIX 6.2, but not on IRIX 6.5.
691 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
692 # <oldham@codesourcery.com>
693 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
696 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
699 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
702 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
705 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
708 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
711 noconfigdirs="$noconfigdirs gprof ${libgcj}"
714 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
718 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
719 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
720 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
721 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
723 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
726 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
729 noconfigdirs="$noconfigdirs ${libgcj}"
732 noconfigdirs="$noconfigdirs ${libgcj}"
735 noconfigdirs="$noconfigdirs ${libgcj}"
738 noconfigdirs="$noconfigdirs ${libgcj}"
739 if test x${is_cross_compiler} != xno ; then
740 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
745 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
748 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
751 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
754 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
757 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
760 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
763 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
766 noconfigdirs="$noconfigdirs ${libgcj}"
769 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
771 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
772 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
775 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
778 noconfigdirs="$noconfigdirs ${libgcj}"
782 # If we aren't building newlib, then don't build libgloss, since libgloss
783 # depends upon some newlib header files.
784 case "${noconfigdirs}" in
785 *target-libgloss*) ;;
786 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
789 # Work in distributions that contain no compiler tools, like Autoconf.
791 host_makefile_frag=/dev/null
792 if test -d ${srcdir}/config ; then
795 # Avoid "too much defining" errors from HPUX compiler.
796 tentative_cc="cc -Wp,-H256000"
797 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
798 # If it's HP/UX ar, this should be harmless.
802 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
805 #None of the Apollo compilers can compile gas or binutils. The preprocessor
806 # chokes on bfd, the compiler won't let you assign integers to enums, and
807 # other problems. Defining CC to gcc is a questionable way to say "don't use
808 # the apollo compiler" (the preferred version of GCC could be called cc,
809 # or whatever), but I'm not sure leaving CC as cc is any better...
810 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
811 # Used to have BISON=yacc.
815 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
818 # Under CX/UX, we want to tell the compiler to use ANSI mode.
819 tentative_cc="cc -Xa"
820 host_makefile_frag="config/mh-cxux"
825 tentative_cc="cc -Wf,-XNg1000"
826 host_makefile_frag="config/mh-decstation"
829 # The C compiler on NEC MIPS SVR4 needs bigger tables.
830 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
831 host_makefile_frag="config/mh-necv4"
834 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
835 # environment. Also bump switch table size so that cp-parse will
836 # compile. Bump string length limit so linker builds.
837 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
840 host_makefile_frag="config/mh-sysv4"
843 # This is for a MIPS running RISC/os 4.52C.
845 # This is needed for GDB, but needs to be in the top-level make because
846 # if a library is compiled with the bsd headers and gets linked with the
847 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
849 # ptrace(2) apparently has problems in the BSD environment. No workaround is
850 # known except to select the sysv environment. Could we use /proc instead?
851 # These "sysv environments" and "bsd environments" often end up being a pain.
853 # This is not part of CFLAGS because perhaps not all C compilers have this
855 tentative_cc="cc -systype sysv"
860 i[[3456789]]86-*-sysv5*)
861 host_makefile_frag="config/mh-sysv5"
863 i[[3456789]]86-*-dgux*)
864 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
865 host_makefile_frag="config/mh-dgux386"
867 i[[3456789]]86-ncr-sysv4.3*)
868 # The MetaWare compiler will generate a copyright message unless you
869 # turn it off by adding the -Hnocopyr flag.
870 tentative_cc="cc -Hnocopyr"
872 i[[3456789]]86-ncr-sysv4*)
873 # for an NCR 3000 (i486/SVR4) system.
874 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
875 # This compiler not only emits obnoxious copyright messages every time
876 # you run it, but it chokes and dies on a whole bunch of GNU source
877 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
878 tentative_cc="/usr/ccs/ATT/cc"
879 host_makefile_frag="config/mh-ncr3000"
881 i[[3456789]]86-*-sco3.2v5*)
883 i[[3456789]]86-*-sco*)
884 # The native C compiler botches some simple uses of const. Unfortunately,
885 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
886 tentative_cc="cc -Dconst="
887 host_makefile_frag="config/mh-sco"
889 i[[3456789]]86-*-udk*)
890 host_makefile_frag="config/mh-sysv5"
892 i[[3456789]]86-*-solaris2*)
893 host_makefile_frag="config/mh-sysv4"
895 i[[3456789]]86-*-msdosdjgpp*)
896 host_makefile_frag="config/mh-djgpp"
899 host_makefile_frag="config/mh-cygwin"
902 host_makefile_frag="config/mh-mingw32"
905 host_makefile_frag="config/mh-interix"
908 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
912 host_makefile_frag="config/mh-solaris"
915 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
916 # without overflowing the jump tables (-J says to use a 32 bit table)
920 tentative_cc="cc -Wp,-H256000"
923 tentative_cc="cc -Wp,-H256000"
926 # /bin/cc is less than useful for our purposes. Always use GCC
927 tentative_cc="/usr/cygnus/progressive/bin/gcc"
928 host_makefile_frag="config/mh-lynxrs6k"
931 host_makefile_frag="config/mh-ppc-darwin"
934 # /bin/cc is less than useful for our purposes. Always use GCC
935 tentative_cc="/bin/gcc"
938 host_makefile_frag="config/mh-sysv4"
940 # This is placed last to prevent interfering with the cases above.
942 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
943 host_makefile_frag="config/mh-x86omitfp"
948 # If we aren't going to be using gcc, see if we can extract a definition
949 # of CC from the fragment.
950 # Actually, use the 'pre-extracted' version above.
951 if test -z "${CC}" && test "${build}" = "${host}" ; then
952 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
955 test -z "$dir" && dir=.
956 if test -f $dir/gcc; then
962 if test -z "${found}" && test -n "${tentative_cc}" ; then
967 if test "${build}" != "${host}" ; then
968 # If we are doing a Canadian Cross, in which the host and build systems
969 # are not the same, we set reasonable default values for the tools.
971 CC=${CC-${host_alias}-gcc}
972 CFLAGS=${CFLAGS-"-g -O2"}
973 CXX=${CXX-${host_alias}-c++}
974 CXXFLAGS=${CXXFLAGS-"-g -O2"}
975 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
976 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
977 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
978 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
979 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
980 BUILD_PREFIX=${build_alias}-
981 BUILD_PREFIX_1=${build_alias}-
984 # Set reasonable default values for some tools even if not Canadian.
985 # Of course, these are different reasonable default values, originally
986 # specified directly in the Makefile.
987 # We don't export, so that autoconf can do its job.
988 # Note that all these settings are above the fragment inclusion point
989 # in Makefile.in, so can still be overridden by fragments.
990 # This is all going to change when we autoconfiscate...
992 CC_FOR_BUILD="\$(CC)"
993 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
995 BUILD_PREFIX_1=loser-
999 # We must set the default linker to the linker used by gcc for the correct
1000 # operation of libtool. If LD is not defined and we are using gcc, try to
1001 # set the LD default to the ld used by gcc.
1002 if test -z "$LD"; then
1003 if test "$GCC" = yes; then
1006 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1008 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1010 case $gcc_prog_ld in
1011 # Accept absolute paths.
1012 [[\\/]* | [A-Za-z]:[\\/]*)]
1013 LD="$gcc_prog_ld" ;;
1019 CFLAGS=${CFLAGS-"-g"}
1020 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1024 ACX_PROG_CMP_IGNORE_INITIAL
1026 # Check for GMP and MPFR
1030 # Specify a location for mpfr
1031 # check for this first so it ends up on the link line before gmp.
1032 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1034 if test "x$with_mpfr_dir" != x; then
1035 gmpinc="-I$with_mpfr_dir/mpfr"
1036 gmplibs="$with_mpfr_dir/libmpfr.a"
1041 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1043 if test "x$with_mpfr" != x; then
1044 gmplibs="-L$with_mpfr/lib $gmplibs"
1045 gmpinc="-I$with_mpfr/include"
1048 # Specify a location for gmp
1049 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1051 if test "x$with_gmp_dir" != x; then
1052 gmpinc="$gmpinc -I$with_gmp_dir"
1053 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1054 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
1055 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1056 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
1058 # One of the later tests will catch the error if neither library is present.
1060 gmplibs="$gmplibs -lgmp"
1063 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1065 if test "x$with_gmp" != x; then
1066 gmplibs="-L$with_gmp/lib $gmplibs"
1067 gmpinc="-I$with_gmp/include $gmpinc"
1070 saved_CFLAGS="$CFLAGS"
1071 CFLAGS="$CFLAGS $gmpinc"
1072 # Check GMP actually works
1073 AC_MSG_CHECKING([for correct version of gmp.h])
1074 AC_TRY_COMPILE([#include "gmp.h"],[
1075 #if __GNU_MP_VERSION < 3
1078 ], [AC_MSG_RESULT([yes])],
1079 [AC_MSG_RESULT([no]); have_gmp=no])
1081 if test x"$have_gmp" = xyes; then
1082 AC_MSG_CHECKING([for MPFR])
1085 LIBS="$LIBS $gmplibs"
1086 AC_TRY_LINK([#include <gmp.h>
1087 #include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
1088 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1090 CFLAGS="$saved_CFLAGS"
1093 # Flags needed for both GMP and/or MPFR
1097 # By default, C is the only stage 1 language.
1099 AC_SUBST(stage1_languages)
1101 # Figure out what language subdirectories are present.
1102 # Look if the user specified --enable-languages="..."; if not, use
1103 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1105 # NB: embedded tabs in this IF block -- do not untabify
1106 if test -d ${srcdir}/gcc; then
1107 if test x"${enable_languages+set}" != xset; then
1108 if test x"${LANGUAGES+set}" = xset; then
1109 enable_languages="${LANGUAGES}"
1110 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1112 enable_languages=all
1115 if test x"${enable_languages}" = x ||
1116 test x"${enable_languages}" = xyes;
1118 echo configure.in: --enable-languages needs at least one language argument 1>&2
1122 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1124 # First scan to see if an enabled language requires some other language.
1125 # We assume that a given config-lang.in will list all the language
1126 # front ends it requires, even if some are required indirectly.
1127 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1128 case ${lang_frag} in
1130 # The odd quoting in the next line works around
1131 # an apparent bug in bash 1.12 on linux.
1132 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1134 # From the config-lang.in, get $language, $lang_requires
1138 for other in ${lang_requires} ; do
1139 case ,${enable_languages}, in
1143 echo " \`$other' language required by \`$language'; enabling" 1>&2
1144 enable_languages="${enable_languages},${other}"
1152 new_enable_languages=c
1153 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1154 potential_languages=c
1156 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1157 case ${lang_frag} in
1159 # The odd quoting in the next line works around
1160 # an apparent bug in bash 1.12 on linux.
1161 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1163 # From the config-lang.in, get $language, $target_libs,
1164 # $lang_dirs, $boot_language, and $build_by_default
1172 potential_languages="${potential_languages},${language}"
1173 # This is quite sensitive to the ordering of the case statement arms.
1174 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1176 echo "${lang_frag} doesn't set \$language." 1>&2
1180 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1183 *,${language},*:*:*:*)
1184 # Language was explicitly selected; include it.
1188 # 'all' was selected, but this is not a default language
1189 # so do not include it.
1193 # 'all' was selected and this is a default language; include it.
1201 # Disable languages that need GMP if it isn't available.
1202 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1203 *,${language},*:no:yes)
1204 # Specifically requested language; tell them.
1205 AC_MSG_ERROR([GMP with MPFR support is required to build $language])
1213 case $add_this_lang in
1215 # Remove language-dependent dirs.
1216 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1219 new_enable_languages="$new_enable_languages,$language"
1220 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1221 case ${boot_language} in
1223 # Add to (comma-separated) list of stage 1 languages.
1224 stage1_languages="${stage1_languages},${language}"
1233 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1234 if test "x$missing_languages" != x; then
1236 The following requested languages were not found: ${missing_languages}
1237 The available languages are: ${potential_languages}])
1240 if test "x$new_enable_languages" != "x$enable_languages"; then
1241 echo The following languages will be built: ${new_enable_languages}
1243 enable_languages="$new_enable_languages"
1244 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1247 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
1248 # $target_configdirs.
1249 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1252 for dir in . $skipdirs $noconfigdirs ; do
1253 dirname=`echo $dir | sed -e s/target-//g`
1254 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1255 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1256 if test -r $srcdir/$dirname/configure ; then
1257 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1260 notsupp="$notsupp $dir"
1264 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1265 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1266 if test -r $srcdir/$dirname/configure ; then
1267 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1270 notsupp="$notsupp $dir"
1276 # Sometimes the tools are distributed with libiberty but with no other
1277 # libraries. In that case, we don't want to build target-libiberty.
1278 if test -n "${target_configdirs}" ; then
1280 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1281 if test "$i" != "libiberty" ; then
1282 if test -r $srcdir/$i/configure ; then
1288 if test -z "${others}" ; then
1293 # Quietly strip out all directories which aren't configurable in this tree.
1294 # This relies on all configurable subdirectories being autoconfiscated, which
1296 build_configdirs_all="$build_configdirs"
1298 for i in ${build_configdirs_all} ; do
1299 j=`echo $i | sed -e s/build-//g`
1300 if test -f ${srcdir}/$j/configure ; then
1301 build_configdirs="${build_configdirs} $i"
1305 configdirs_all="$configdirs"
1307 for i in ${configdirs_all} ; do
1308 if test -f ${srcdir}/$i/configure ; then
1309 configdirs="${configdirs} $i"
1313 target_configdirs_all="$target_configdirs"
1315 for i in ${target_configdirs_all} ; do
1316 j=`echo $i | sed -e s/target-//g`
1317 if test -f ${srcdir}/$j/configure ; then
1318 target_configdirs="${target_configdirs} $i"
1322 # Produce a warning message for the subdirs we can't configure.
1323 # This isn't especially interesting in the Cygnus tree, but in the individual
1324 # FSF releases, it's important to let people know when their machine isn't
1325 # supported by the one or two programs in a package.
1327 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1328 # If $appdirs is non-empty, at least one of those directories must still
1329 # be configured, or we error out. (E.g., if the gas release supports a
1330 # specified target in some subdirs but not the gas subdir, we shouldn't
1331 # pretend that all is well.)
1332 if test -n "$appdirs" ; then
1333 for dir in $appdirs ; do
1334 if test -r $dir/Makefile.in ; then
1335 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1339 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1345 if test -n "$appdirs" ; then
1346 echo "*** This configuration is not supported by this package." 1>&2
1350 # Okay, some application will build, or we don't care to check. Still
1351 # notify of subdirs not getting built.
1352 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1353 echo " ${notsupp}" 1>&2
1354 echo " (Any other directories should still work fine.)" 1>&2
1364 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1365 # the named directory are copied to $(tooldir)/sys-include.
1366 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1367 if test x${is_cross_compiler} = xno ; then
1368 echo 1>&2 '***' --with-headers is only supported when cross compiling
1371 if test x"${with_headers}" != xyes ; then
1372 case "${exec_prefixoption}" in
1374 *) x=${exec_prefix} ;;
1376 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1380 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1381 # the name directories are copied to $(tooldir)/lib. Multiple directories
1383 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1384 if test x${is_cross_compiler} = xno ; then
1385 echo 1>&2 '***' --with-libs is only supported when cross compiling
1388 if test x"${with_libs}" != xyes ; then
1389 # Copy the libraries in reverse order, so that files in the first named
1390 # library override files in subsequent libraries.
1391 case "${exec_prefixoption}" in
1393 *) x=${exec_prefix} ;;
1395 for l in ${with_libs}; do
1396 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1401 # Handle ${copy_dirs}
1402 set fnord ${copy_dirs}
1404 while test $# != 0 ; do
1405 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1408 echo Copying $1 to $2
1410 # Use the install script to create the directory and all required
1411 # parent directories.
1412 if test -d $2 ; then
1416 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1419 # Copy the directory, assuming we have tar.
1420 # FIXME: Should we use B in the second tar? Not all systems support it.
1421 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1423 # It is the responsibility of the user to correctly adjust all
1424 # symlinks. If somebody can figure out how to handle them correctly
1425 # here, feel free to add the code.
1432 extra_arflags_for_target=
1433 extra_nmflags_for_target=
1434 extra_ranlibflags_for_target=
1435 target_makefile_frag=/dev/null
1438 target_makefile_frag="config/mt-netware"
1440 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1441 target_makefile_frag="config/mt-gnu"
1443 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1444 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1445 # commands to handle both 32-bit and 64-bit objects. These flags are
1446 # harmless if we're using GNU nm or ar.
1447 extra_arflags_for_target=" -X32_64"
1448 extra_nmflags_for_target=" -B -X32_64"
1451 # ranlib from Darwin requires the -c flag to look at common symbols.
1452 extra_ranlibflags_for_target=" -c"
1454 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1455 target_makefile_frag="config/mt-wince"
1459 alphaieee_frag=/dev/null
1462 # This just makes sure to use the -mieee option to build target libs.
1463 # This should probably be set individually by each library.
1464 alphaieee_frag="config/mt-alphaieee"
1468 # If --enable-target-optspace always use -Os instead of -O2 to build
1469 # the target libraries, similarly if it is not specified, use -Os
1470 # on selected platforms.
1471 ospace_frag=/dev/null
1472 case "${enable_target_optspace}:${target}" in
1474 ospace_frag="config/mt-ospace"
1477 ospace_frag="config/mt-d30v"
1479 :m32r-* | :d10v-* | :fr30-*)
1480 ospace_frag="config/mt-ospace"
1485 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1489 # Set with_gnu_as and with_gnu_ld as appropriate.
1491 # This is done by determining whether or not the appropriate directory
1492 # is available, and by checking whether or not specific configurations
1493 # have requested that this magic not happen.
1495 # The command line options always override the explicit settings in
1496 # configure.in, and the settings in configure.in override this magic.
1498 # If the default for a toolchain is to use GNU as and ld, and you don't
1499 # want to do that, then you should use the --without-gnu-as and
1500 # --without-gnu-ld options for the configure script.
1502 if test x${use_gnu_as} = x &&
1503 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1505 extra_host_args="$extra_host_args --with-gnu-as"
1508 if test x${use_gnu_ld} = x &&
1509 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1511 extra_host_args="$extra_host_args --with-gnu-ld"
1514 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1515 # can detect this case.
1517 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1519 extra_host_args="$extra_host_args --with-newlib"
1522 # Default to using --with-stabs for certain targets.
1523 if test x${with_stabs} = x ; then
1525 mips*-*-irix[[56]]*)
1527 mips*-*-* | alpha*-*-osf*)
1529 extra_host_args="${extra_host_args} --with-stabs"
1534 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1535 # them automatically.
1538 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1542 # Some systems (e.g., one of the i386-aix systems the gas testers are
1543 # using) don't handle "\$" correctly, so don't use it here.
1544 tooldir='${exec_prefix}'/${target_alias}
1545 build_tooldir=${tooldir}
1547 # Generate default definitions for YACC, M4, LEX and other programs that run
1548 # on the build machine. These are used if the Makefile can't locate these
1549 # programs in objdir.
1550 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1551 AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
1552 AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
1553 AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
1554 AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
1555 AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
1556 AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
1558 # Create a .gdbinit file which runs the one in srcdir
1559 # and tells GDB to look there for source files.
1561 if test -r ${srcdir}/.gdbinit ; then
1564 *) cat > ./.gdbinit <<EOF
1568 source ${srcdir}/.gdbinit
1574 # Make sure that the compiler is able to generate an executable. If it
1575 # can't, we are probably in trouble. We don't care whether we can run the
1576 # executable--we might be using a cross compiler--we only care whether it
1577 # can be created. At this point the main configure script has set CC.
1579 echo "int main () { return 0; }" > conftest.c
1580 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1581 if test $? = 0 ; then
1582 if test -s conftest || test -s conftest.exe ; then
1588 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1589 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1596 # The Solaris /usr/ucb/cc compiler does not appear to work.
1598 sparc-sun-solaris2*)
1599 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1600 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1602 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1603 if test -d /opt/cygnus/bin ; then
1604 if test "$could_use" = "" ; then
1605 could_use="/opt/cygnus/bin"
1607 could_use="$could_use or /opt/cygnus/bin"
1610 if test "$could_use" = "" ; then
1611 echo "Warning: compilation may fail because you're using"
1612 echo "/usr/ucb/cc. You should change your PATH or CC "
1613 echo "variable and rerun configure."
1615 echo "Warning: compilation may fail because you're using"
1616 echo "/usr/ucb/cc, when you should use the C compiler from"
1617 echo "$could_use. You should change your"
1618 echo "PATH or CC variable and rerun configure."
1624 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1625 # binutils tools will find libbfd.so.
1626 case "${enable_shared}" in
1627 no | "") SET_LIB_PATH= ;;
1628 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1632 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1633 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1636 # Record target_configdirs and the configure arguments for target and
1637 # build configuration in Makefile.
1638 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1639 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1641 # Determine whether gdb needs tk/tcl or not.
1642 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1643 # and in that case we want gdb to be built without tk. Ugh!
1644 # In fact I believe gdb is the *only* package directly dependent on tk,
1645 # so we should be able to put the 'maybe's in unconditionally and
1646 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1647 # 100% sure that that's safe though.
1649 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1650 case "$enable_gdbtk" in
1654 GDB_TK="${gdb_tk}" ;;
1656 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1657 # distro. Eventually someone will fix this and move Insight, nee
1658 # gdbtk to a separate directory.
1659 if test -d ${srcdir}/gdb/gdbtk ; then
1667 # Strip out unwanted targets.
1669 # While at that, we remove Makefiles if we were started for recursive
1670 # configuration, so that the top-level Makefile reconfigures them,
1671 # like we used to do when configure itself was recursive.
1673 # Loop over modules. $extrasub must be used with care, limiting as
1674 # much as possible the usage of range addresses. That's because autoconf
1675 # splits the sed script to overcome limits in the number of commands,
1676 # and relying on carefully-timed sed passes may turn out to be very hard
1677 # to maintain later. In this particular case, you just have to be careful
1678 # not to nest @if/@endif pairs, because configure will not warn you at all.
1680 AC_ARG_ENABLE([bootstrap],
1681 [ --enable-bootstrap[=lean] Enable bootstrapping [no]],,
1682 enable_bootstrap=default)
1684 # Issue errors and warnings for invalid/strange bootstrap combinations.
1685 case "$configdirs" in
1686 *gcc*) have_compiler=yes ;;
1687 *) have_compiler=no ;;
1690 case "$have_compiler:$host:$target:$enable_bootstrap" in
1693 # Default behavior. (We'll) enable bootstrap if we have a compiler
1694 # and we are in a native configuration.
1695 yes:$build:$build:default)
1696 # This will become 'yes'
1697 enable_bootstrap=no ;;
1700 enable_bootstrap=no ;;
1702 # We have a compiler and we are in a native configuration, bootstrap is ok
1703 yes:$build:$build:yes | yes:$build:$build:lean)
1706 # Other configurations, but we have a compiler. Assume the user knows
1708 yes:*:*:yes | yes:*:*:lean)
1709 AC_MSG_WARN([trying to bootstrap a cross compiler])
1712 # No compiler: if they passed --enable-bootstrap explicitly, fail
1713 no:*:*:yes | no:*:*:lean)
1714 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1716 # Fail if wrong command line
1718 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1722 # Adjust the toplevel makefile according to whether bootstrap was selected.
1723 case "$enable_bootstrap" in
1726 default_target=bootstrap
1727 bootstrap_suffix=bootstrap ;;
1730 default_target=bootstrap
1731 bootstrap_suffix=bootstrap ;;
1734 bootstrap_suffix=no-bootstrap ;;
1736 AC_SUBST(bootstrap_lean)
1737 AC_SUBST(default_target)
1739 for module in ${build_configdirs} ; do
1740 if test -z "${no_recursion}" \
1741 && test -f ${build_subdir}/${module}/Makefile; then
1742 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1743 rm -f ${build_subdir}/${module}/Makefile
1746 /^@if build-$module\$/d
1747 /^@endif build-$module\$/d
1748 /^@if build-$module-$bootstrap_suffix\$/d
1749 /^@endif build-$module-$bootstrap_suffix\$/d"
1751 for module in ${configdirs} ; do
1752 if test -z "${no_recursion}" \
1753 && test -f ${module}/Makefile; then
1754 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1755 rm -f ${module}/Makefile
1759 /^@endif $module\$/d
1760 /^@if $module-$bootstrap_suffix\$/d
1761 /^@endif $module-$bootstrap_suffix\$/d"
1763 for module in ${target_configdirs} ; do
1764 if test -z "${no_recursion}" \
1765 && test -f ${target_subdir}/${module}/Makefile; then
1766 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1767 rm -f ${target_subdir}/${module}/Makefile
1770 /^@if target-$module\$/d
1771 /^@endif target-$module\$/d
1772 /^@if target-$module-$bootstrap_suffix\$/d
1773 /^@endif target-$module-$bootstrap_suffix\$/d"
1777 /^@if /,/^@endif /d"
1779 # Create the serialization dependencies. This uses a temporary file.
1781 AC_ARG_ENABLE([serial-configure],
1782 [ --enable-serial-[{host,target,build}-]configure
1783 Force sequential configuration of
1784 sub-packages for the host, target or build
1785 machine, or all sub-packages])
1787 case ${enable_serial_configure} in
1789 enable_serial_build_configure=yes
1790 enable_serial_host_configure=yes
1791 enable_serial_target_configure=yes
1795 # These force 'configure's to be done one at a time, to avoid problems
1796 # with contention over a shared config.cache.
1798 echo '# serdep.tmp' > serdep.tmp
1800 test "x${enable_serial_build_configure}" = xyes &&
1801 for item in ${build_configdirs} ; do
1804 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1809 test "x${enable_serial_host_configure}" = xyes &&
1810 for item in ${configdirs} ; do
1813 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1818 test "x${enable_serial_target_configure}" = xyes &&
1819 for item in ${target_configdirs} ; do
1822 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1826 serialization_dependencies=serdep.tmp
1827 AC_SUBST_FILE(serialization_dependencies)
1829 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1830 # target and nonopt. These are the ones we might not want to pass
1831 # down to subconfigures. Also strip program-prefix, program-suffix,
1832 # and program-transform-name, so that we can pass down a consistent
1833 # program-transform-name. If autoconf has put single quotes around
1834 # any of these arguments (because they contain shell metacharacters)
1835 # then this will fail; in practice this only happens for
1836 # --program-transform-name, so be sure to override --program-transform-name
1837 # at the end of the argument list.
1838 # These will be expanded by make, so quote '$'.
1839 cat <<\EOF_SED > conftestsed
1841 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1842 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1843 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1844 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1845 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1846 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1847 s/ -cache-file[[= ]][[^ ]]*//g
1848 s/ -srcdir[[= ]][[^ ]]*//g
1849 s/ -host[[= ]][[^ ]]*//g
1850 s/ -build[[= ]][[^ ]]*//g
1851 s/ -target[[= ]][[^ ]]*//g
1852 s/ -program-prefix[[= ]][[^ ]]*//g
1853 s/ -program-suffix[[= ]][[^ ]]*//g
1854 s/ -program-transform-name[[= ]][[^ ]]*//g
1855 s/ [[^' -][^ ]*] / /
1859 sed -f conftestsed <<EOF_SED > conftestsed.out
1860 ${ac_configure_args}
1862 baseargs=`cat conftestsed.out`
1863 rm -f conftestsed conftestsed.out
1865 # Add in --program-transform-name, after --program-prefix and
1866 # --program-suffix have been applied to it. Autoconf has already
1867 # doubled dollar signs and backslashes in program_transform_name; we want
1868 # the backslashes un-doubled, and then the entire thing wrapped in single
1869 # quotes, because this will be expanded first by make and then by the shell.
1870 # Also, because we want to override the logic in subdir configure scripts to
1871 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1872 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1873 ${program_transform_name}
1875 gcc_transform_name=`cat conftestsed.out`
1876 rm -f conftestsed.out
1877 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1879 # For the build-side libraries, we just need to pretend we're native,
1880 # and not use the same cache file. Multilibs are neither needed nor
1882 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1884 # For host modules, accept cache file option, or specification as blank.
1885 case "${cache_file}" in
1887 cache_file_option="" ;;
1888 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1889 cache_file_option="--cache-file=${cache_file}" ;;
1891 cache_file_option="--cache-file=../${cache_file}" ;;
1894 # Host dirs don't like to share a cache file either, horribly enough.
1895 # This seems to be due to autoconf 2.5x stupidity.
1896 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1898 target_configargs=${baseargs}
1900 # Passing a --with-cross-host argument lets the target libraries know
1901 # whether they are being built with a cross-compiler or being built
1902 # native. However, it would be better to use other mechanisms to make the
1903 # sorts of decisions they want to make on this basis. Please consider
1904 # this option to be deprecated. FIXME.
1905 if test x${is_cross_compiler} = xyes ; then
1906 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1909 # Default to --enable-multilib.
1910 if test x${enable_multilib} = x ; then
1911 target_configargs="--enable-multilib ${target_configargs}"
1914 # Pass --with-newlib if appropriate. Note that target_configdirs has
1915 # changed from the earlier setting of with_newlib.
1916 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1917 target_configargs="--with-newlib ${target_configargs}"
1920 # Different target subdirs use different values of certain variables
1921 # (notably CXX). Worse, multilibs use *lots* of different values.
1922 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1923 # it doesn't automatically accept command-line overrides of them.
1924 # This means it's not safe for target subdirs to share a cache file,
1925 # which is disgusting, but there you have it. Hopefully this can be
1926 # fixed in future. It's still worthwhile to use a cache file for each
1927 # directory. I think.
1929 # Pass the appropriate --host, --build, and --cache-file arguments.
1930 target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1932 # provide a proper gxx_include_dir.
1933 # Note, if you change the default, make sure to fix both here and in
1934 # the gcc and libstdc++-v3 subdirectories.
1935 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1936 case "${with_gxx_include_dir}" in
1938 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1941 case "${enable_version_specific_runtime_libs}" in
1942 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1944 . ${srcdir}/config.if
1945 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1947 *) gxx_include_dir=${with_gxx_include_dir} ;;
1951 case " $target_configdirs " in
1953 case " $target_configargs " in
1954 *" --with-newlib "*)
1957 FLAGS_FOR_TARGET=$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' ;;
1960 # If we're not building GCC, don't discard standard headers.
1961 if test -d ${srcdir}/gcc; then
1962 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1964 if test "${build}" != "${host}"; then
1965 # On Canadian crosses, CC_FOR_TARGET will have already been set
1966 # by `configure', so we won't have an opportunity to add -Bgcc/
1967 # to it. This is right: we don't want to search that directory
1968 # for binaries, but we want the header files in there, so add
1970 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1972 # Someone might think of using the pre-installed headers on
1973 # Canadian crosses, in case the installed compiler is not fully
1974 # compatible with the compiler being built. In this case, it
1975 # would be better to flag an error than risking having
1976 # incompatible object files being constructed. We can't
1977 # guarantee that an error will be flagged, but let's hope the
1978 # compiler will do it, when presented with incompatible header
1983 case "${target}-${is_cross_compiler}" in
1984 i[[3456789]]86-*-linux*-no)
1985 # Here host == target, so we don't need to build gcc,
1986 # so we don't want to discard standard headers.
1987 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1990 # If we're building newlib, use its generic headers last, but search
1991 # for any libc-related directories first (so make it the last -B
1993 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2001 # Allow the user to override the flags for
2002 # our build compiler if desired.
2003 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2005 # On Canadian crosses, we'll be searching the right directories for
2006 # the previously-installed cross compiler, so don't bother to add
2007 # flags for directories within the install tree of the compiler
2008 # being built; programs in there won't even run.
2009 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2010 # Search for pre-installed headers if nothing else fits.
2011 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2014 if test "x${use_gnu_ld}" = x &&
2015 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2016 # Arrange for us to find uninstalled linker scripts.
2017 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
2020 if test "x${CC_FOR_TARGET+set}" = xset; then
2022 elif test -d ${srcdir}/gcc; then
2023 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
2024 elif test "$host" = "$target"; then
2025 CC_FOR_TARGET='$(CC)'
2027 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
2029 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2031 if test "x${GCJ_FOR_TARGET+set}" = xset; then
2033 elif test -d ${srcdir}/gcc; then
2034 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
2035 elif test "$host" = "$target"; then
2036 GCJ_FOR_TARGET='gcj'
2038 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
2040 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2042 if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
2044 elif test -d ${srcdir}/gcc; then
2045 GFORTRAN_FOR_TARGET='$$r/gcc/gfortran -B$$r/gcc/'
2046 elif test "$host" = "$target"; then
2047 GFORTRAN_FOR_TARGET='gfortran'
2049 GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
2051 case $GFORTRAN_FOR_TARGET in
2052 *' $(FLAGS_FOR_TARGET)') ;;
2053 *) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
2056 # Don't use libstdc++-v3's flags to configure/build itself.
2057 libstdcxx_flags='`test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2058 raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2060 if test "x${CXX_FOR_TARGET+set}" = xset; then
2061 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
2062 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2064 elif test -d ${srcdir}/gcc; then
2065 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
2066 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2067 # default whereas gcc does not.
2068 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2070 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
2071 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
2072 elif test "$host" = "$target"; then
2073 CXX_FOR_TARGET='$(CXX)'
2074 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2076 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
2077 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2079 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2080 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2082 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2083 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2085 # We want to defer the evaluation of `cmd`s and shell variables in
2086 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2087 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2088 # quotes, but we still have to duplicate `$'s so that shell variables
2089 # can be expanded by the nested make as shell variables, not as make
2091 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2092 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2094 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2095 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2096 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2097 GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
2098 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2099 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2100 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2101 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2103 # Makefile fragments.
2104 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2106 eval fragval=\$$frag
2107 if test $fragval != /dev/null; then
2108 eval $frag=${srcdir}/$fragval
2111 AC_SUBST_FILE(host_makefile_frag)
2112 AC_SUBST_FILE(target_makefile_frag)
2113 AC_SUBST_FILE(alphaieee_frag)
2114 AC_SUBST_FILE(ospace_frag)
2116 # Miscellanea: directories, flags, etc.
2117 AC_SUBST(SET_LIB_PATH)
2118 AC_SUBST(RPATH_ENVVAR)
2119 AC_SUBST(BUILD_PREFIX)
2120 AC_SUBST(BUILD_PREFIX_1)
2121 AC_SUBST(gcc_version_trigger)
2122 AC_SUBST(gcc_version)
2124 AC_SUBST(build_tooldir)
2126 AC_SUBST(gxx_include_dir)
2127 AC_SUBST(libstdcxx_incdir)
2129 # Build module lists & subconfigure args.
2130 AC_SUBST(build_configargs)
2131 AC_SUBST(build_configdirs)
2133 # Host module lists & subconfigure args.
2134 AC_SUBST(host_configargs)
2135 AC_SUBST(configdirs)
2137 # Target module lists & subconfigure args.
2138 AC_SUBST(target_configargs)
2139 AC_SUBST(target_configdirs)
2142 AC_SUBST(CC_FOR_BUILD)
2143 AC_SUBST(config_shell)
2146 NCN_STRICT_CHECK_TOOL(AR, ar)
2147 NCN_STRICT_CHECK_TOOL(AS, as)
2148 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2149 NCN_STRICT_CHECK_TOOL(LD, ld)
2150 NCN_STRICT_CHECK_TOOL(NM, nm)
2151 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2152 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2153 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2154 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2158 AC_SUBST(CFLAGS_FOR_BUILD)
2162 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2163 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2164 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2165 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2166 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2167 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2168 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
2170 AC_SUBST(GCC_FOR_TARGET)
2171 AC_SUBST(FLAGS_FOR_TARGET)
2172 AC_SUBST(CC_FOR_TARGET)
2173 AC_SUBST(GCJ_FOR_TARGET)
2174 AC_SUBST(GFORTRAN_FOR_TARGET)
2175 AC_SUBST(CXX_FOR_TARGET)
2176 AC_SUBST(RAW_CXX_FOR_TARGET)
2177 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2178 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2180 # Fix up target tools.
2181 if test "x${build}" = "x${host}" ; then
2182 # In this case, the newly built tools can and should be used,
2183 # so we override the results of the autoconf tests.
2184 # This should really only happen when the tools are actually being built,
2185 # but that's a further refinement. The new build scheme, where
2186 # tools are built into a structure paralleling where they're installed,
2187 # should also eliminate all of this cleanly.
2188 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2189 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2190 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2191 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2192 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2193 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2194 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2196 # Just use the ones we found.
2197 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2198 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2199 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2200 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2201 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2202 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2203 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2205 AC_SUBST(AR_FOR_TARGET)
2206 AC_SUBST(AS_FOR_TARGET)
2207 AC_SUBST(DLLTOOL_FOR_TARGET)
2208 AC_SUBST(LD_FOR_TARGET)
2209 AC_SUBST(NM_FOR_TARGET)
2210 AC_SUBST(RANLIB_FOR_TARGET)
2211 AC_SUBST(WINDRES_FOR_TARGET)
2213 # Certain tools may need extra flags.
2214 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2215 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2216 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2218 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2219 AC_ARG_ENABLE(maintainer-mode,
2220 [ --enable-maintainer-mode enable make rules and dependencies not useful
2221 (and sometimes confusing) to the casual installer],
2222 USE_MAINTAINER_MODE=$enableval,
2223 USE_MAINTAINER_MODE=no)
2224 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2225 AC_SUBST(MAINTAINER_MODE_TRUE)
2226 AC_SUBST(MAINTAINER_MODE_FALSE)
2227 if test "$USE_MAINTAINER_MODE" = yes; then
2228 MAINTAINER_MODE_TRUE=
2229 MAINTAINER_MODE_FALSE='#'
2231 MAINTAINER_MODE_TRUE='#'
2232 MAINTAINER_MODE_FALSE=
2234 MAINT=$MAINTAINER_MODE_TRUE
2237 # ---------------------
2238 # GCC bootstrap support
2239 # ---------------------
2241 # Stage specific cflags for build.
2246 yes) stage1_cflags="-g -Wa,-J" ;;
2247 *) stage1_cflags="-g -J" ;;
2250 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2251 # sources; use -no-cpp-precomp to get to GNU cpp.
2252 # Apple's GCC has bugs in designated initializer handling, so disable
2254 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2257 AC_SUBST(stage1_cflags)
2259 # It makes debugging easier if we create as symlinks the stage directories
2260 # gcc for stageN-gcc and stagePREV-gcc for stage(N-1). In case this is not
2261 # possible, however, we can resort to mv.
2262 AC_CACHE_CHECK([if symbolic links between directories work],
2263 [gcc_cv_prog_ln_s_dir],
2264 [if test "${LN_S}" = "ln -s" \
2265 && mkdir confdir.s1 \
2266 && ln -s confdir.s1 confdir.s2 \
2267 && echo timestamp1 > confdir.s1/conftest.1 \
2268 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2269 && echo timestamp2 > confdir.s2/conftest.2 \
2270 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2271 && rm -f confdir.s2; then
2272 gcc_cv_prog_ln_s_dir=yes
2274 gcc_cv_prog_ln_s_dir=yes
2276 rm -rf confdir.s1 confdir.s2])
2278 case ${gcc_cv_prog_ln_s_dir} in
2280 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2281 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2283 CREATE_LINK_TO_DIR='mv $$1 $$2'
2284 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2286 AC_SUBST(CREATE_LINK_TO_DIR)
2287 AC_SUBST(UNDO_LINK_TO_DIR)
2289 # Enable -Werror in bootstrap stage2 and later.
2290 # Change the default to "no" on release branches.
2291 AC_ARG_ENABLE(werror,
2292 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2293 [enable_werror=yes])
2294 case ${enable_werror} in
2295 yes) stage2_werror_flag="--enable-werror-always" ;;
2296 *) stage2_werror_flag="" ;;
2298 AC_SUBST(stage2_werror_flag)