1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
3 # Free Software Foundation, Inc.
5 # This file is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; see the file COPYING3. If not see
17 # <http://www.gnu.org/licenses/>.
19 ##############################################################################
20 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
22 m4_include(config/acx.m4)
23 m4_include(config/override.m4)
24 m4_include(config/proginstall.m4)
25 m4_include(config/elf.m4)
26 m4_include([libtool.m4])
27 m4_include([ltoptions.m4])
28 m4_include([ltsugar.m4])
29 m4_include([ltversion.m4])
30 m4_include([lt~obsolete.m4])
32 AC_INIT(move-if-change)
34 AC_DISABLE_OPTION_CHECKING
37 # if PWD already has a value, it is probably wrong.
38 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
40 # Export original configure arguments for use by sub-configures.
41 # Quote arguments with shell meta charatcers.
42 TOPLEVEL_CONFIGURE_ARGUMENTS=
43 set -- "$progname" "$@"
47 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
48 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
49 # if the argument is of the form -foo=baz, quote the baz part only
50 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
53 # Add the quoted argument to the list.
54 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
56 if test "$silent" = yes; then
57 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
59 # Remove the initial space we just introduced and, as these will be
60 # expanded by make, quote '$'.
61 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
62 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
64 # Find the build, host, and target systems.
65 ACX_NONCANONICAL_BUILD
67 ACX_NONCANONICAL_TARGET
69 dnl Autoconf 2.5x and later will set a default program prefix if
70 dnl --target was used, even if it was the same as --host. Disable
71 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
73 test "$host_noncanonical" = "$target_noncanonical" &&
74 test "$program_prefix$program_suffix$program_transform_name" = \
76 program_transform_name=s,y,y,
81 m4_pattern_allow([^AS_FOR_TARGET$])dnl
82 m4_pattern_allow([^AS_FOR_BUILD$])dnl
84 # Get 'install' or 'install-sh' and its variants.
91 ### we might need to use some other shell than /bin/sh for running subshells
92 ### If we are on Windows, search for the shell. This will permit people
93 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
94 ### without also having to set CONFIG_SHELL. This code will work when
95 ### using bash, which sets OSTYPE.
98 if test x${CONFIG_SHELL} = x ; then
99 if test ! -f /bin/sh ; then
100 if test x${SHELL} != x && test -f ${SHELL} ; then
101 CONFIG_SHELL=${SHELL}
104 for prog in sh sh.exe bash bash.exe; do
105 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
107 test -z "$dir" && dir=.
108 if test -f $dir/$prog; then
109 CONFIG_SHELL=$dir/$prog
115 test -n "${CONFIG_SHELL}" && break
123 config_shell=${CONFIG_SHELL-/bin/sh}
125 moveifchange=${srcdir}/move-if-change
127 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
129 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
131 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
132 INSTALL="${srcpwd}/install-sh -c"
135 # Set srcdir to "." if that's what it is.
136 # This is important for multilib support.
138 if test "${pwd}" = "${srcpwd}" ; then
146 ### To add a new directory to the tree, first choose whether it is a target
147 ### or a host dependent tool. Then put it into the appropriate list
148 ### (library or tools, host or target), doing a dependency sort.
150 # Subdirs will be configured in the order listed in build_configdirs,
151 # configdirs, or target_configdirs; see the serialization section below.
153 # Dependency sorting is only needed when *configuration* must be done in
154 # a particular order. In all cases a dependency should be specified in
155 # the Makefile, whether or not it's implicitly specified here.
157 # Double entries in build_configdirs, configdirs, or target_configdirs may
158 # cause circular dependencies and break everything horribly.
160 # these library is used by various programs built for the build
163 build_libs="build-libiberty"
165 # these tools are built for the build environment
166 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
168 # these libraries are used by various programs built for the host environment
170 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
172 # these tools are built for the host environment
173 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
174 # know that we are building the simulator.
175 # binutils, gas and ld appear in that order because it makes sense to run
176 # "make check" in that particular order.
177 # If --enable-gold is used, "gold" may replace "ld".
178 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen 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 gnattools"
180 # libgcj represents the runtime libraries only used by gcj.
181 libgcj="target-libffi \
186 # these libraries are built for the target environment, and are built after
187 # the host libraries and the host tools (which may be a cross compiler)
189 target_libraries="target-libgcc \
194 target-libstdc++-v3 \
204 # these tools are built using the target libraries, and are intended to
205 # run only in the target environment
207 # note: any program that *uses* libraries that are in the "target_libraries"
208 # list belongs in this list. those programs are also very likely
209 # candidates for the "native_only" list which follows
211 target_tools="target-examples target-groff target-gperf target-rda"
213 ################################################################################
215 ## All tools belong in one of the four categories, and are assigned above
216 ## We assign ${configdirs} this way to remove all embedded newlines. This
217 ## is important because configure will choke if they ever get through.
218 ## ${configdirs} is directories we build using the host tools.
219 ## ${target_configdirs} is directories we build using the target tools.
220 configdirs=`echo ${host_libs} ${host_tools}`
221 target_configdirs=`echo ${target_libraries} ${target_tools}`
222 build_configdirs=`echo ${build_libs} ${build_tools}`
224 m4_divert_text([PARSE_ARGS],
225 [ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
228 ################################################################################
230 srcname="gnu development package"
232 # This gets set non-empty for some net releases of packages.
235 # Define is_cross_compiler to save on calls to 'test'.
237 if test x"${host}" = x"${target}" ; then
240 is_cross_compiler=yes
243 # Find the build and target subdir names.
245 # Be sure to cover against remnants of an in-tree build.
246 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
247 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
248 Use a pristine source tree when building in a separate tree])
251 # Skipdirs are removed silently.
253 # Noconfigdirs are removed loudly.
257 # Make sure we don't let GNU ld be added if we didn't want it.
258 if test x$with_gnu_ld = xno ; then
260 noconfigdirs="$noconfigdirs ld gold"
264 # Make sure we don't let GNU as be added if we didn't want it.
265 if test x$with_gnu_as = xno ; then
267 noconfigdirs="$noconfigdirs gas"
271 # Make sure we don't let ZLIB be added if we didn't want it.
272 if test x$with_system_zlib = xyes ; then
274 noconfigdirs="$noconfigdirs zlib"
277 # some tools are so dependent upon X11 that if we're not building with X,
278 # it's not even worth trying to configure, much less build, that tool.
281 yes | "") ;; # the default value for this tree is that X11 is available
283 skipdirs="${skipdirs} tk itcl libgui"
284 # We won't be able to build gdbtk without X.
287 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
290 # Some tools are only suitable for building in a "native" situation.
291 # Remove these if host!=target.
292 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
294 # Similarly, some are only suitable for cross toolchains.
295 # Remove these if host=target.
296 cross_only="target-libgloss target-newlib target-opcodes"
298 case $is_cross_compiler in
299 no) skipdirs="${skipdirs} ${cross_only}" ;;
300 yes) skipdirs="${skipdirs} ${native_only}" ;;
303 # If both --with-headers and --with-libs are specified, default to
305 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
306 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
307 if test x"${with_newlib}" = x ; then
312 # Recognize --with-newlib/--without-newlib.
313 case ${with_newlib} in
314 no) skipdirs="${skipdirs} target-newlib" ;;
315 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
318 # Handle --enable-gold.
319 # --enable-gold Build only gold
320 # --disable-gold [default] Build only ld
321 # --enable-gold=both Build both gold and ld, ld is default
322 # --enable-gold=both/ld Same
323 # --enable-gold=both/gold Build both gold and ld, gold is default, ld is renamed ld.bfd
326 [[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]],
327 ENABLE_GOLD=$enableval,
329 case "${ENABLE_GOLD}" in
330 yes|both|both/gold|both/ld)
331 # Check for ELF target.
334 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
335 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
336 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
338 *-*-linux*aout* | *-*-linux*oldld*)
346 if test "$is_elf" = "yes"; then
347 # Check for target supported by gold.
349 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
350 case "${ENABLE_GOLD}" in
352 configdirs="$configdirs gold"
355 configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
366 AC_MSG_ERROR([invalid --enable-gold argument])
370 # Configure extra directories which are host specific
374 configdirs="$configdirs libtermcap" ;;
377 # A target can indicate whether a language isn't supported for some reason.
378 # Only spaces may be used in this macro; not newlines or tabs.
379 unsupported_languages=
381 # Remove more programs from consideration, based on the host or
382 # target this usually means that a port of the program doesn't
387 noconfigdirs="$noconfigdirs byacc"
389 i[[3456789]]86-*-vsta)
390 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
392 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
393 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
396 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
398 i[[3456789]]86-*-mingw32*)
399 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
400 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
402 i[[3456789]]86-*-beos*)
403 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
406 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
409 noconfigdirs="$noconfigdirs rcs"
412 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
415 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
420 AC_ARG_ENABLE(libada,
421 [ --enable-libada build libada directory],
422 ENABLE_LIBADA=$enableval,
424 if test "${ENABLE_LIBADA}" != "yes" ; then
425 noconfigdirs="$noconfigdirs gnattools"
428 AC_ARG_ENABLE(libssp,
429 [ --enable-libssp build libssp directory],
430 ENABLE_LIBSSP=$enableval,
433 # Save it here so that, even in case of --enable-libgcj, if the Java
434 # front-end isn't enabled, we still get libgcj disabled.
436 case $enable_libgcj in
438 # If we reset it here, it won't get added to noconfigdirs in the
439 # target-specific build rules, so it will be forcibly enabled
440 # (unless the Java language itself isn't enabled).
444 # Make sure we get it printed in the list of not supported target libs.
445 noconfigdirs="$noconfigdirs ${libgcj}"
450 # Disable libmudflap on some systems.
451 if test x$enable_libmudflap = x ; then
453 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
454 # Enable libmudflap by default in GNU and friends.
457 # Enable libmudflap by default in FreeBSD.
460 # Disable it by default everywhere else.
461 noconfigdirs="$noconfigdirs target-libmudflap"
466 # Disable libgomp on non POSIX hosted systems.
467 if test x$enable_libgomp = x ; then
468 # Enable libgomp by default on hosted POSIX systems.
470 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
472 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
474 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
476 *-*-darwin* | *-*-aix*)
479 noconfigdirs="$noconfigdirs target-libgomp"
484 # Default libgloss CPU subdirectory.
485 libgloss_dir="$target_cpu"
489 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
492 noconfigdirs="$noconfigdirs ld gas gdb gprof"
493 noconfigdirs="$noconfigdirs sim target-rda"
495 i[[3456789]]86-*-darwin*)
496 noconfigdirs="$noconfigdirs ld gprof"
497 noconfigdirs="$noconfigdirs sim target-rda"
499 x86_64-*-darwin[[912]]*)
500 noconfigdirs="$noconfigdirs ld gas gprof"
501 noconfigdirs="$noconfigdirs sim target-rda"
504 noconfigdirs="$noconfigdirs ld gas gdb gprof"
505 noconfigdirs="$noconfigdirs sim target-rda"
506 noconfigdirs="$noconfigdirs ${libgcj}"
508 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
509 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
512 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
513 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
514 && test -f /usr/local/include/gmp.h; then
518 # Skip some stuff that's unsupported on some FreeBSD configurations.
524 noconfigdirs="$noconfigdirs ${libgcj}"
529 # Remove unsupported stuff on all kaOS configurations.
530 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
531 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
532 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
533 noconfigdirs="$noconfigdirs target-libgloss"
536 # Skip some stuff on all NetBSD configurations.
537 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
539 # Skip some stuff that's unsupported on some NetBSD configurations.
541 i*86-*-netbsdelf*) ;;
542 arm*-*-netbsdelf*) ;;
544 noconfigdirs="$noconfigdirs ${libgcj}"
549 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
552 skipdirs="${skipdirs} target-libiberty"
553 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
555 # The tpf target doesn't support gdb yet.
557 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
560 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
563 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
566 # ld works, but does not support shared libraries.
567 # newlib is not 64 bit ready. I'm not sure about fileutils.
568 # gas doesn't generate exception information.
569 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
572 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
575 # newlib is not 64 bit ready
576 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
579 # newlib is not 64 bit ready
580 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
583 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
586 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
588 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
589 noconfigdirs="$noconfigdirs ${libgcj}"
590 noconfigdirs="$noconfigdirs target-examples"
591 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
592 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
593 noconfigdirs="$noconfigdirs expect dejagnu"
594 # the C++ libraries don't build on top of CE's C libraries
595 noconfigdirs="$noconfigdirs target-libstdc++-v3"
596 noconfigdirs="$noconfigdirs target-newlib"
598 *-*-cygwin*) ;; # keep gdb and readline
599 *) noconfigdirs="$noconfigdirs gdb readline"
605 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
609 arm-*-coff | strongarm-*-coff | xscale-*-coff)
610 noconfigdirs="$noconfigdirs ${libgcj}"
613 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
614 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
617 arm*-*-linux-gnueabi)
618 noconfigdirs="$noconfigdirs target-qthreads"
619 case ${with_newlib} in
620 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
625 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
629 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
632 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
635 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
638 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
641 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
644 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
647 unsupported_languages="$unsupported_languages java"
648 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
649 if test x${is_cross_compiler} != xno ; then
650 target_configdirs="${target_configdirs} target-bsp target-cygmon"
654 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
656 c54x*-*-* | tic54x-*-*)
657 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
660 noconfigdirs="$noconfigdirs ${libgcj} gdb"
662 cris-*-* | crisv32-*-*)
663 unsupported_languages="$unsupported_languages java"
666 unsupported_languages="$unsupported_languages fortran"
667 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
669 noconfigdirs="$noconfigdirs target-boehm-gc";;
671 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
673 unsupported_languages="$unsupported_languages fortran"
674 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
679 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
682 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
685 noconfigdirs="$noconfigdirs ${libgcj} gdb"
687 ep9312-*-elf | ep9312-*-coff)
691 noconfigdirs="$noconfigdirs ${libgcj} gdb"
694 noconfigdirs="$noconfigdirs ${libgcj}"
697 noconfigdirs="$noconfigdirs ${libgcj}"
698 noconfigdirs="$noconfigdirs gprof"
701 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
704 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
706 hppa1.1-*-osf* | hppa1.1-*-bsd* )
708 hppa*64*-*-linux* | parisc*64*-*-linux*)
709 # In this case, it's because the hppa64-linux target is for
710 # the kernel only at this point and has no libc, and thus no
711 # headers, crt*.o, etc., all of which are needed by these.
712 noconfigdirs="$noconfigdirs target-zlib"
714 parisc*-*-linux* | hppa*-*-linux*)
720 noconfigdirs="$noconfigdirs ${libgcj}"
723 noconfigdirs="$noconfigdirs ld shellutils"
729 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
730 # build on HP-UX 10.20.
731 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
734 noconfigdirs="$noconfigdirs ${libgcj} gdb"
737 # No gdb support yet.
738 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
741 # No gdb or ld support yet.
742 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
745 # No gdb or ld support yet.
746 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
750 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
751 noconfigdirs="$noconfigdirs ${libgcj}"
754 i[[3456789]]86-*-linux*)
755 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
756 # not build java stuff by default.
759 noconfigdirs="$noconfigdirs ${libgcj}";;
762 # This section makes it possible to build newlib natively on linux.
763 # If we are using a cross compiler then don't configure newlib.
764 if test x${is_cross_compiler} != xno ; then
765 noconfigdirs="$noconfigdirs target-newlib"
767 noconfigdirs="$noconfigdirs target-libgloss"
768 # If we are not using a cross compiler, do configure newlib.
769 # Note however, that newlib will only be configured in this situation
770 # if the --with-newlib option has been given, because otherwise
771 # 'target-newlib' will appear in skipdirs.
773 i[[3456789]]86-w64-mingw*)
774 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
776 i[[3456789]]86-*-mingw*)
777 target_configdirs="$target_configdirs target-winsup"
778 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
781 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
784 target_configdirs="$target_configdirs target-libtermcap target-winsup"
785 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
786 # always build newlib if winsup directory is present.
787 if test -d "$srcdir/winsup/cygwin"; then
788 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
789 elif test -d "$srcdir/newlib"; then
790 echo "Warning: winsup/cygwin is missing so newlib can't be built."
793 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
794 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
797 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
799 i[[3456789]]86-*-sco3.2v5*)
800 # The linker does not yet know about weak symbols in COFF,
801 # and is not configured to handle mixed ELF and COFF.
802 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
804 i[[3456789]]86-*-sco*)
805 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
807 i[[3456789]]86-*-solaris2*)
808 noconfigdirs="$noconfigdirs target-libgloss"
810 i[[3456789]]86-*-sysv4*)
811 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
813 i[[3456789]]86-*-beos*)
814 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
816 i[[3456789]]86-*-rdos*)
817 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
820 noconfigdirs="$noconfigdirs ${libgcj}"
822 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
823 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
827 noconfigdirs="$noconfigdirs ${libgcj}"
830 noconfigdirs="$noconfigdirs ${libgcj}"
836 # The EPOC C++ environment does not support exceptions or rtti,
837 # and so building libstdc++-v3 tends not to always work.
838 noconfigdirs="$noconfigdirs target-libstdc++-v3"
841 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
842 unsupported_languages="$unsupported_languages fortran java"
845 noconfigdirs="$noconfigdirs ${libgcj}"
848 noconfigdirs="$noconfigdirs ${libgcj}"
851 noconfigdirs="$noconfigdirs sim"
854 # copied from rs6000-*-* entry
855 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
857 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
858 target_configdirs="$target_configdirs target-winsup"
859 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
860 # always build newlib.
861 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
863 # This is temporary until we can link against shared libraries
864 powerpcle-*-solaris*)
865 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
869 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
872 noconfigdirs="$noconfigdirs ${libgcj}"
875 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
879 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
882 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
885 noconfigdirs="$noconfigdirs gprof ${libgcj}"
888 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
891 noconfigdirs="$noconfigdirs gprof ${libgcj}"
894 skipdirs="$skipdirs target-libiberty"
895 noconfigdirs="$noconfigdirs ${libgcj}"
896 if test x$with_newlib = xyes; then
897 noconfigdirs="$noconfigdirs gprof"
902 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
905 # Linking libjava exceeds command-line length limits on at least
906 # IRIX 6.2, but not on IRIX 6.5.
907 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
908 # <oldham@codesourcery.com>
909 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
912 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
915 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
918 noconfigdirs="$noconfigdirs gprof ${libgcj}"
922 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
926 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
927 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
928 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
929 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
933 noconfigdirs="$noconfigdirs ${libgcj}" ;;
935 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
938 sparclet-*-aout* | sparc86x-*-*)
942 noconfigdirs="$noconfigdirs ${libgcj}"
945 noconfigdirs="$noconfigdirs ${libgcj}"
949 noconfigdirs="$noconfigdirs ${libgcj}"
953 noconfigdirs="$noconfigdirs ${libgcj}"
954 if test x${is_cross_compiler} != xno ; then
955 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
960 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
961 noconfigdirs="$noconfigdirs ${libgcj}"
963 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
966 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
969 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
972 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
975 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
978 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
981 noconfigdirs="$noconfigdirs ${libgcj}"
984 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
986 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
987 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
990 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
993 noconfigdirs="$noconfigdirs ${libgcj}"
997 # If we aren't building newlib, then don't build libgloss, since libgloss
998 # depends upon some newlib header files.
999 case "${noconfigdirs}" in
1000 *target-libgloss*) ;;
1001 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1004 # Work in distributions that contain no compiler tools, like Autoconf.
1006 host_makefile_frag=/dev/null
1007 if test -d ${srcdir}/config ; then
1010 # Avoid "too much defining" errors from HPUX compiler.
1011 tentative_cc="cc -Wp,-H256000"
1012 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1013 # If it's HP/UX ar, this should be harmless.
1017 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1020 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1021 # chokes on bfd, the compiler won't let you assign integers to enums, and
1022 # other problems. Defining CC to gcc is a questionable way to say "don't use
1023 # the apollo compiler" (the preferred version of GCC could be called cc,
1024 # or whatever), but I'm not sure leaving CC as cc is any better...
1025 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1026 # Used to have BISON=yacc.
1030 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1033 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1034 tentative_cc="cc -Xa"
1035 host_makefile_frag="config/mh-cxux"
1037 m88k-motorola-sysv*)
1040 tentative_cc="cc -Wf,-XNg1000"
1041 host_makefile_frag="config/mh-decstation"
1044 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1045 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1046 host_makefile_frag="config/mh-necv4"
1049 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1050 # environment. Also bump switch table size so that cp-parse will
1051 # compile. Bump string length limit so linker builds.
1052 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1055 host_makefile_frag="config/mh-sysv4"
1058 # This is for a MIPS running RISC/os 4.52C.
1060 # This is needed for GDB, but needs to be in the top-level make because
1061 # if a library is compiled with the bsd headers and gets linked with the
1062 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1063 # a different size).
1064 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1065 # known except to select the sysv environment. Could we use /proc instead?
1066 # These "sysv environments" and "bsd environments" often end up being a pain.
1068 # This is not part of CFLAGS because perhaps not all C compilers have this
1070 tentative_cc="cc -systype sysv"
1075 i[[3456789]]86-*-sysv5*)
1076 host_makefile_frag="config/mh-sysv5"
1078 i[[3456789]]86-*-dgux*)
1079 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1080 host_makefile_frag="config/mh-dgux386"
1082 i[[3456789]]86-ncr-sysv4.3*)
1083 # The MetaWare compiler will generate a copyright message unless you
1084 # turn it off by adding the -Hnocopyr flag.
1085 tentative_cc="cc -Hnocopyr"
1087 i[[3456789]]86-ncr-sysv4*)
1088 # for an NCR 3000 (i486/SVR4) system.
1089 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1090 # This compiler not only emits obnoxious copyright messages every time
1091 # you run it, but it chokes and dies on a whole bunch of GNU source
1092 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1093 tentative_cc="/usr/ccs/ATT/cc"
1094 host_makefile_frag="config/mh-ncr3000"
1096 i[[3456789]]86-*-sco3.2v5*)
1098 i[[3456789]]86-*-sco*)
1099 # The native C compiler botches some simple uses of const. Unfortunately,
1100 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1101 tentative_cc="cc -Dconst="
1102 host_makefile_frag="config/mh-sco"
1104 i[[3456789]]86-*-udk*)
1105 host_makefile_frag="config/mh-sysv5"
1107 i[[3456789]]86-*-solaris2*)
1108 host_makefile_frag="config/mh-sysv4"
1110 i[[3456789]]86-*-msdosdjgpp*)
1111 host_makefile_frag="config/mh-djgpp"
1114 ACX_CHECK_CYGWIN_CAT_WORKS
1115 host_makefile_frag="config/mh-cygwin"
1118 host_makefile_frag="config/mh-mingw"
1121 host_makefile_frag="config/mh-interix"
1124 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1128 host_makefile_frag="config/mh-solaris"
1131 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1132 # without overflowing the jump tables (-J says to use a 32 bit table)
1133 tentative_cc="cc -J"
1136 tentative_cc="cc -Wp,-H256000"
1137 host_makefile_frag="config/mh-pa-hpux10"
1139 hppa*-hp-hpux* | hppa*-*-hiux*)
1140 tentative_cc="cc -Wp,-H256000"
1141 host_makefile_frag="config/mh-pa"
1144 host_makefile_frag="config/mh-pa"
1146 *-hp-hpux* | *-*-hiux*)
1147 tentative_cc="cc -Wp,-H256000"
1150 # /bin/cc is less than useful for our purposes. Always use GCC
1151 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1152 host_makefile_frag="config/mh-lynxrs6k"
1155 host_makefile_frag="config/mh-ppc-darwin"
1158 host_makefile_frag="config/mh-ppc-aix"
1161 host_makefile_frag="config/mh-ppc-aix"
1164 # /bin/cc is less than useful for our purposes. Always use GCC
1165 tentative_cc="/bin/gcc"
1168 host_makefile_frag="config/mh-sysv4"
1170 # This is placed last to prevent interfering with the cases above.
1172 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1173 host_makefile_frag="config/mh-x86omitfp"
1178 # If we aren't going to be using gcc, see if we can extract a definition
1179 # of CC from the fragment.
1180 # Actually, use the 'pre-extracted' version above.
1181 if test -z "${CC}" && test "${build}" = "${host}" ; then
1182 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1184 for dir in $PATH; do
1185 test -z "$dir" && dir=.
1186 if test -f $dir/gcc; then
1192 if test -z "${found}" && test -n "${tentative_cc}" ; then
1197 if test "${build}" != "${host}" ; then
1198 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1199 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1200 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1201 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1202 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1203 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1204 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1205 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1206 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1207 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1208 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1209 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1211 AR_FOR_BUILD="\$(AR)"
1212 AS_FOR_BUILD="\$(AS)"
1213 CC_FOR_BUILD="\$(CC)"
1214 CXX_FOR_BUILD="\$(CXX)"
1215 GCJ_FOR_BUILD="\$(GCJ)"
1216 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1217 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1218 LD_FOR_BUILD="\$(LD)"
1219 NM_FOR_BUILD="\$(NM)"
1220 RANLIB_FOR_BUILD="\$(RANLIB)"
1221 WINDRES_FOR_BUILD="\$(WINDRES)"
1222 WINDMC_FOR_BUILD="\$(WINDMC)"
1228 # We must set the default linker to the linker used by gcc for the correct
1229 # operation of libtool. If LD is not defined and we are using gcc, try to
1230 # set the LD default to the ld used by gcc.
1231 if test -z "$LD"; then
1232 if test "$GCC" = yes; then
1235 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1237 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1239 case $gcc_prog_ld in
1240 # Accept absolute paths.
1241 [[\\/]* | [A-Za-z]:[\\/]*)]
1242 LD="$gcc_prog_ld" ;;
1248 ACX_PROG_CMP_IGNORE_INITIAL
1250 # See if we are building gcc with C++.
1251 AC_ARG_ENABLE(build-with-cxx,
1252 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1253 ENABLE_BUILD_WITH_CXX=$enableval,
1254 ENABLE_BUILD_WITH_CXX=no)
1256 # Used for setting $lt_cv_objdir
1259 # Check for GMP, MPFR and MPC
1260 gmplibs="-lmpc -lmpfr -lgmp"
1264 # Specify a location for mpc
1265 # check for this first so it ends up on the link line before mpfr.
1266 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1267 Equivalent to --with-mpc-include=PATH/include
1268 plus --with-mpc-lib=PATH/lib])
1269 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1270 specify directory for installed MPC include files])
1271 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1273 if test "x$with_mpc" != x; then
1274 gmplibs="-L$with_mpc/lib $gmplibs"
1275 gmpinc="-I$with_mpc/include $gmpinc"
1277 if test "x$with_mpc_include" != x; then
1278 gmpinc="-I$with_mpc_include $gmpinc"
1280 if test "x$with_mpc_lib" != x; then
1281 gmplibs="-L$with_mpc_lib $gmplibs"
1283 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1284 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1285 gmpinc='-I$$s/mpc/src '"$gmpinc"
1286 # Do not test the mpc version. Assume that it is sufficient, since
1287 # it is in the source tree, and the library has not been built yet
1288 # but it would be included on the link line in the version check below
1289 # hence making the test fail.
1293 # Specify a location for mpfr
1294 # check for this first so it ends up on the link line before gmp.
1295 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1296 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1297 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1299 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1300 Equivalent to --with-mpfr-include=PATH/include
1301 plus --with-mpfr-lib=PATH/lib])
1302 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1303 specify directory for installed MPFR include files])
1304 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1306 if test "x$with_mpfr" != x; then
1307 gmplibs="-L$with_mpfr/lib $gmplibs"
1308 gmpinc="-I$with_mpfr/include $gmpinc"
1310 if test "x$with_mpfr_include" != x; then
1311 gmpinc="-I$with_mpfr_include $gmpinc"
1313 if test "x$with_mpfr_lib" != x; then
1314 gmplibs="-L$with_mpfr_lib $gmplibs"
1316 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1317 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1318 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1319 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1320 # Do not test the mpfr version. Assume that it is sufficient, since
1321 # it is in the source tree, and the library has not been built yet
1322 # but it would be included on the link line in the version check below
1323 # hence making the test fail.
1327 # Specify a location for gmp
1328 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1329 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1330 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1332 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1333 Equivalent to --with-gmp-include=PATH/include
1334 plus --with-gmp-lib=PATH/lib])
1335 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1336 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1339 if test "x$with_gmp" != x; then
1340 gmplibs="-L$with_gmp/lib $gmplibs"
1341 gmpinc="-I$with_gmp/include $gmpinc"
1343 if test "x$with_gmp_include" != x; then
1344 gmpinc="-I$with_gmp_include $gmpinc"
1346 if test "x$with_gmp_lib" != x; then
1347 gmplibs="-L$with_gmp_lib $gmplibs"
1349 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1350 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1351 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1352 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1353 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1354 # Do not test the gmp version. Assume that it is sufficient, since
1355 # it is in the source tree, and the library has not been built yet
1356 # but it would be included on the link line in the version check below
1357 # hence making the test fail.
1361 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1363 saved_CFLAGS="$CFLAGS"
1364 CFLAGS="$CFLAGS $gmpinc"
1365 # Check for the recommended and required versions of GMP.
1366 AC_MSG_CHECKING([for the correct version of gmp.h])
1367 AC_TRY_COMPILE([#include "gmp.h"],[
1368 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1369 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1370 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1373 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1374 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1375 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1376 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1379 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1380 [AC_MSG_RESULT([no]); have_gmp=no])
1382 # If we have GMP, check the MPFR version.
1383 if test x"$have_gmp" = xyes; then
1384 # Check for the recommended and required versions of MPFR.
1385 AC_MSG_CHECKING([for the correct version of mpfr.h])
1386 AC_TRY_COMPILE([#include <gmp.h>
1387 #include <mpfr.h>],[
1388 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1391 ], [AC_TRY_COMPILE([#include <gmp.h>
1392 #include <mpfr.h>],[
1393 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1396 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1397 [AC_MSG_RESULT([no]); have_gmp=no])
1400 # Check for the MPC header version.
1401 if test x"$have_gmp" = xyes ; then
1402 # Check for the recommended and required versions of MPC.
1403 AC_MSG_CHECKING([for the correct version of mpc.h])
1404 AC_TRY_COMPILE([#include <mpc.h>],[
1405 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1408 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1409 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1412 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1413 [AC_MSG_RESULT([no]); have_gmp=no])
1416 # Now check the MPFR library.
1417 if test x"$have_gmp" = xyes; then
1419 LIBS="$LIBS $gmplibs"
1420 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1421 AC_TRY_LINK([#include <mpc.h>],[
1428 mpfr_atan2 (n, n, x, GMP_RNDN);
1429 mpfr_erfc (n, x, GMP_RNDN);
1430 mpfr_subnormalize (x, t, GMP_RNDN);
1434 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1435 mpc_cosh (c, c, MPC_RNDNN);
1436 mpc_pow (c, c, c, MPC_RNDNN);
1437 mpc_acosh (c, c, MPC_RNDNN);
1439 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1443 CFLAGS="$saved_CFLAGS"
1445 # The library versions listed in the error message below should match
1446 # the HARD-minimums enforced above.
1447 if test x$have_gmp != xyes; then
1448 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1449 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1450 their locations. Source code for these libraries can be found at
1451 their respective hosting sites as well as at
1452 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1453 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1454 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1455 make sure that you have installed both the libraries and the header
1456 files. They may be located in separate packages.])
1460 # Flags needed for both GMP, MPFR and/or MPC.
1463 AC_SUBST(extra_mpfr_configure_flags)
1464 AC_SUBST(extra_mpc_gmp_configure_flags)
1465 AC_SUBST(extra_mpc_mpfr_configure_flags)
1467 # Allow host libstdc++ to be specified for static linking with PPL.
1468 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1469 when linking with PPL])
1471 case $with_host_libstdcxx in
1473 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1477 # Linker flags to use for stage1 or when not boostrapping.
1478 AC_ARG_WITH(stage1-ldflags,
1479 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1480 [if test "$withval" = "no" -o "$withval" = "yes"; then
1483 stage1_ldflags=$withval
1486 AC_SUBST(stage1_ldflags)
1488 # Libraries to use for stage1 or when not bootstrapping.
1489 AC_ARG_WITH(stage1-libs,
1490 [ -with-stage1-libs=LIBS Libraries for stage1],
1491 [if test "$withval" = "no" -o "$withval" = "yes"; then
1494 stage1_libs=$withval
1496 [stage1_libs=$with_host_libstdcxx])
1497 AC_SUBST(stage1_libs)
1499 # Libraries to use for stage2 and later builds. This defaults to the
1500 # argument passed to --with-host-libstdcxx.
1501 AC_ARG_WITH(boot-libs,
1502 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1503 [if test "$withval" = "no" -o "$withval" = "yes"; then
1506 poststage1_libs=$withval
1508 [poststage1_libs=$with_host_libstdcxx])
1509 AC_SUBST(poststage1_libs)
1511 # Linker flags to use for stage2 and later builds.
1512 AC_ARG_WITH(boot-ldflags,
1513 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1514 [if test "$withval" = "no" -o "$withval" = "yes"; then
1517 poststage1_ldflags=$withval
1519 [poststage1_ldflags=
1520 # With --enable-build-with-cxx, default to linking libstdc++ and
1521 # libgcc statically. But if the user explicitly specified the
1522 # libraries to use, trust that they are doing what they want.
1523 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1524 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1526 AC_SUBST(poststage1_ldflags)
1529 ppllibs=" -lppl_c -lppl -lgmpxx"
1532 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1533 Equivalent to --with-ppl-include=PATH/include
1534 plus --with-ppl-lib=PATH/lib])
1535 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1536 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1545 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1546 pplinc="-I$with_ppl/include $pplinc"
1549 if test "x$with_ppl_include" != x; then
1550 pplinc="-I$with_ppl_include $pplinc"
1552 if test "x$with_ppl_lib" != x; then
1553 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1555 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1556 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1557 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1558 enable_ppl_version_check=no
1561 AC_ARG_ENABLE(ppl-version-check,
1562 [ --disable-ppl-version-check disable check for PPL version],
1563 ENABLE_PPL_CHECK=$enableval,
1564 ENABLE_PPL_CHECK=yes)
1566 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1567 saved_CFLAGS="$CFLAGS"
1568 CFLAGS="$CFLAGS $pplinc $gmpinc"
1569 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
1570 AC_TRY_COMPILE([#include "ppl_c.h"],[
1571 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
1574 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1575 CFLAGS="$saved_CFLAGS"
1578 # Flags needed for PPL
1584 clooglibs=" -lcloog "
1585 clooginc=" -DCLOOG_PPL_BACKEND "
1587 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1588 Equivalent to --with-cloog-include=PATH/include
1589 plus --with-cloog-lib=PATH/lib])
1590 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1591 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1593 if test "x$with_ppl" = "xno"; then
1605 clooglibs="-L$with_cloog/lib -lcloog"
1606 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1609 if test "x$with_cloog_include" != x; then
1610 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1612 if test "x$with_cloog_lib" != x; then
1613 clooglibs="-L$with_cloog_lib -lcloog"
1615 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1616 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
1617 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1618 enable_cloog_version_check=no
1621 AC_ARG_ENABLE(cloog-version-check,
1622 [ --disable-cloog-version-check disable check for CLooG version],
1623 ENABLE_CLOOG_CHECK=$enableval,
1624 ENABLE_CLOOG_CHECK=yes)
1626 if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
1627 saved_CFLAGS="$CFLAGS"
1628 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1629 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
1630 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1631 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
1634 ], [AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1635 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 9
1638 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1639 [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1640 CFLAGS="$saved_CFLAGS"
1643 # Flags needed for CLOOG
1647 # Check for LTO support.
1649 [ --enable-lto enable link time optimization support],
1650 enable_lto=$enableval,
1651 enable_lto=yes; default_enable_lto=yes)
1654 ACX_ELF_TARGET_IFELSE([if test x"$enable_lto" = x"yes" ; then
1655 # Make sure that libelf.h and gelf.h are available.
1656 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1657 Equivalent to --with-libelf-include=PATH/include
1658 plus --with-libelf-lib=PATH/lib])
1660 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1662 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1664 saved_CFLAGS="$CFLAGS"
1665 saved_CPPFLAGS="$CPPFLAGS"
1668 case $with_libelf in
1671 libelfinc="-I/usr/include/libelf"
1674 libelflibs="-L$with_libelf/lib -lelf"
1675 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1676 LIBS="$libelflibs $LIBS"
1680 if test "x$with_libelf_include" != x; then
1681 libelfinc="-I$with_libelf_include"
1684 if test "x$with_libelf_lib" != x; then
1685 libelflibs="-L$with_libelf_lib -lelf"
1686 LIBS="$libelflibs $LIBS"
1689 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1690 && test -d ${srcdir}/libelf; then
1691 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1692 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
1693 LIBS="$libelflibs $LIBS"
1697 CFLAGS="$CFLAGS $libelfinc"
1698 CPPFLAGS="$CPPFLAGS $libelfinc"
1699 LIBS="$LIBS $libelflibs"
1701 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1702 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1704 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1705 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1707 # If we couldn't find libelf.h and the user forced it, emit an error.
1708 if test x"$have_libelf_h" != x"yes" \
1709 && test x"$have_libelf_libelf_h" != x"yes" ; then
1710 if test x"$default_enable_lto" != x"yes" ; then
1711 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1719 # If we couldn't find gelf.h and the user forced it, emit an error.
1720 if test x"$have_gelf_h" != x"yes" \
1721 && test x"$have_libelf_gelf_h" != x"yes" ; then
1722 if test x"$default_enable_lto" != x"yes" ; then
1723 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1731 # Check that the detected libelf has the functions we need. We cannot
1732 # rely on just detecting the headers since they do not include
1733 # versioning information. Add functions, if needed.
1734 if test x"$enable_lto" = x"yes" ; then
1735 AC_MSG_CHECKING([for the correct version of libelf])
1737 [#include <libelf.h>],[
1741 elf_strptr (0, 0, 0);
1742 elf_getident (0, 0);
1743 elf_begin (0, 0, 0);
1747 [AC_MSG_RESULT([yes]);],
1748 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1751 # Check for elf_getshdrstrndx or elf_getshstrndx. The latter's flavor
1752 # is determined in gcc/configure.ac.
1753 if test x"$enable_lto" = x"yes" ; then
1754 AC_MSG_CHECKING([for elf_getshdrstrndx])
1756 [#include <libelf.h>],[
1757 elf_getshdrstrndx (0, 0);
1759 [AC_MSG_RESULT([yes]);],
1760 [AC_MSG_RESULT([no]);
1761 AC_MSG_CHECKING([for elf_getshstrndx])
1763 [#include <libelf.h>],[
1764 elf_getshstrndx (0, 0);
1766 [AC_MSG_RESULT([yes]);],
1767 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1772 # If we couldn't enable LTO and the user forced it, emit an error.
1773 if test x"$enable_lto" = x"no" \
1774 && test x"$default_enable_lto" != x"yes" ; then
1775 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1776 Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1777 to specify its location.])
1781 CFLAGS="$saved_CFLAGS"
1782 CPPFLAGS="$saved_CPPFLAGS"
1787 # Flags needed for libelf.
1788 AC_SUBST(libelflibs)
1790 fi],[if test x"$default_enable_lto" = x"yes" ; then
1791 # On non-ELF platforms, LTO must be explicitly enabled.
1794 # Apart from ELF platforms, only Windows supports LTO so far. It
1795 # would also be nice to check the binutils support, but we don't
1796 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1797 # warn during gcc/ subconfigure; unless you're bootstrapping with
1798 # -flto it won't be needed until after installation anyway.
1800 *-cygwin*|*-mingw*) ;;
1802 *) if test x"$enable_lto" = x"yes"; then
1803 AC_MSG_ERROR([LTO support is not enabled for this target.])
1808 default_enable_lto=no])
1811 # By default, C is the only stage 1 language.
1812 stage1_languages=,c,
1814 # Target libraries that we bootstrap.
1815 bootstrap_target_libs=,target-libgcc,
1817 # Figure out what language subdirectories are present.
1818 # Look if the user specified --enable-languages="..."; if not, use
1819 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1821 # NB: embedded tabs in this IF block -- do not untabify
1822 if test -d ${srcdir}/gcc; then
1823 if test x"${enable_languages+set}" != xset; then
1824 if test x"${LANGUAGES+set}" = xset; then
1825 enable_languages="${LANGUAGES}"
1826 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1828 enable_languages=all
1831 if test x"${enable_languages}" = x ||
1832 test x"${enable_languages}" = xyes;
1834 echo configure.in: --enable-languages needs at least one language argument 1>&2
1838 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1840 # 'f95' is the old name for the 'fortran' language. We issue a warning
1841 # and make the substitution.
1842 case ,${enable_languages}, in
1844 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1845 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1849 # First scan to see if an enabled language requires some other language.
1850 # We assume that a given config-lang.in will list all the language
1851 # front ends it requires, even if some are required indirectly.
1852 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1853 case ${lang_frag} in
1855 # The odd quoting in the next line works around
1856 # an apparent bug in bash 1.12 on linux.
1857 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1859 # From the config-lang.in, get $language, $lang_requires
1863 for other in ${lang_requires} ; do
1864 case ,${enable_languages}, in
1868 echo " \`$other' language required by \`$language'; enabling" 1>&2
1869 enable_languages="${enable_languages},${other}"
1877 new_enable_languages=,c,
1879 # If LTO is enabled, add the LTO front end.
1880 extra_host_libiberty_configure_flags=
1881 if test "$enable_lto" = "yes" ; then
1882 case ,${enable_languages}, in
1884 *) enable_languages="${enable_languages},lto" ;;
1886 if test "${ENABLE_GOLD}" = "yes" ; then
1887 configdirs="$configdirs lto-plugin"
1888 extra_host_libiberty_configure_flags=--enable-shared
1891 AC_SUBST(extra_host_libiberty_configure_flags)
1893 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1894 potential_languages=,c,
1896 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1897 case ${lang_frag} in
1899 # The odd quoting in the next line works around
1900 # an apparent bug in bash 1.12 on linux.
1901 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1903 # From the config-lang.in, get $language, $target_libs,
1904 # $lang_dirs, $boot_language, and $build_by_default
1910 build_by_default=yes
1912 if test x${language} = x; then
1913 echo "${lang_frag} doesn't set \$language." 1>&2
1917 if test "$language" = "c++" \
1918 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1922 case ,${enable_languages}, in
1924 # Language was explicitly selected; include it.
1928 # 'all' was selected, select it if it is a default language
1929 add_this_lang=${build_by_default}
1936 # Disable languages that need other directories if these aren't available.
1937 for i in $subdir_requires; do
1938 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1939 case ,${enable_languages}, in
1941 # Specifically requested language; tell them.
1942 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1946 add_this_lang=unsupported
1951 # Disable Ada if no preexisting GNAT is available.
1952 case ,${enable_languages},:${language}:${have_gnat} in
1953 *,${language},*:ada:no)
1954 # Specifically requested language; tell them.
1955 AC_MSG_ERROR([GNAT is required to build $language])
1959 add_this_lang=unsupported
1963 # Disable a language that is unsupported by the target.
1964 case " $unsupported_languages " in
1966 add_this_lang=unsupported
1970 case $add_this_lang in
1972 # Remove language-dependent dirs.
1973 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1976 # Remove language-dependent dirs; still show language as supported.
1977 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1978 potential_languages="${potential_languages}${language},"
1981 new_enable_languages="${new_enable_languages}${language},"
1982 potential_languages="${potential_languages}${language},"
1983 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1984 case "${boot_language}:,$enable_stage1_languages," in
1985 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1986 # Add to (comma-separated) list of stage 1 languages.
1987 case ",$stage1_languages," in
1988 *,$language,* | ,yes, | ,all,) ;;
1989 *) stage1_languages="${stage1_languages}${language}," ;;
1991 # We need to bootstrap any supporting libraries.
1992 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
2001 AC_ARG_ENABLE(stage1-languages,
2002 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
2003 stage1. Mostly useful for compiler development.],
2004 [case ,${enable_stage1_languages}, in
2006 # Set it to something that will have no effect in the loop below
2007 enable_stage1_languages=c ;;
2009 enable_stage1_languages=`echo $new_enable_languages | \
2010 sed -e "s/^,//" -e "s/,$//" ` ;;
2012 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
2013 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
2016 # Add "good" languages from enable_stage1_languages to stage1_languages,
2017 # while "bad" languages go in missing_languages. Leave no duplicates.
2018 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
2019 case $potential_languages in
2021 case $stage1_languages in
2023 *) stage1_languages="$stage1_languages$i," ;;
2026 case $missing_languages in
2028 *) missing_languages="$missing_languages$i," ;;
2033 # Remove leading/trailing commas that were added for simplicity
2034 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2035 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2036 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2037 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2039 if test "x$missing_languages" != x; then
2041 The following requested languages could not be built: ${missing_languages}
2042 Supported languages are: ${potential_languages}])
2044 if test "x$new_enable_languages" != "x$enable_languages"; then
2045 echo The following languages will be built: ${new_enable_languages}
2046 enable_languages="$new_enable_languages"
2049 AC_SUBST(stage1_languages)
2050 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2053 # Handle --disable-<component> generically.
2054 for dir in $configdirs $build_configdirs $target_configdirs ; do
2055 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2056 varname=`echo $dirname | sed -e s/+/_/g`
2057 if eval test x\${enable_${varname}} "=" xno ; then
2058 noconfigdirs="$noconfigdirs $dir"
2062 # Check for Boehm's garbage collector
2063 AC_ARG_ENABLE(objc-gc,
2064 [ --enable-objc-gc enable use of Boehm's garbage collector with the
2065 GNU Objective-C runtime],
2066 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2067 *,objc,*:*:yes:*target-boehm-gc*)
2068 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2072 # Make sure we only build Boehm's garbage collector if required.
2073 case ,${enable_languages},:${enable_objc_gc} in
2075 # Keep target-boehm-gc if requested for Objective-C.
2078 # Otherwise remove target-boehm-gc depending on target-libjava.
2079 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2080 noconfigdirs="$noconfigdirs target-boehm-gc"
2085 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2086 # $build_configdirs and $target_configdirs.
2087 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2090 for dir in . $skipdirs $noconfigdirs ; do
2091 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2092 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2093 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2094 if test -r $srcdir/$dirname/configure ; then
2095 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2098 notsupp="$notsupp $dir"
2102 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2103 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2104 if test -r $srcdir/$dirname/configure ; then
2105 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2108 notsupp="$notsupp $dir"
2112 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2113 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2114 if test -r $srcdir/$dirname/configure ; then
2115 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2118 notsupp="$notsupp $dir"
2124 # Sometimes the tools are distributed with libiberty but with no other
2125 # libraries. In that case, we don't want to build target-libiberty.
2126 # Don't let libgcc imply libiberty either.
2127 if test -n "${target_configdirs}" ; then
2130 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2131 if test "$i" = "libgcc"; then
2132 libgcc=target-libgcc
2133 elif test "$i" != "libiberty" ; then
2134 if test -r $srcdir/$i/configure ; then
2140 if test -z "${others}" ; then
2141 target_configdirs=$libgcc
2145 # Quietly strip out all directories which aren't configurable in this tree.
2146 # This relies on all configurable subdirectories being autoconfiscated, which
2148 build_configdirs_all="$build_configdirs"
2150 for i in ${build_configdirs_all} ; do
2151 j=`echo $i | sed -e s/build-//g`
2152 if test -f ${srcdir}/$j/configure ; then
2153 build_configdirs="${build_configdirs} $i"
2157 configdirs_all="$configdirs"
2159 for i in ${configdirs_all} ; do
2160 if test -f ${srcdir}/$i/configure ; then
2161 configdirs="${configdirs} $i"
2165 target_configdirs_all="$target_configdirs"
2167 for i in ${target_configdirs_all} ; do
2168 j=`echo $i | sed -e s/target-//g`
2169 if test -f ${srcdir}/$j/configure ; then
2170 target_configdirs="${target_configdirs} $i"
2174 # Produce a warning message for the subdirs we can't configure.
2175 # This isn't especially interesting in the Cygnus tree, but in the individual
2176 # FSF releases, it's important to let people know when their machine isn't
2177 # supported by the one or two programs in a package.
2179 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2180 # If $appdirs is non-empty, at least one of those directories must still
2181 # be configured, or we error out. (E.g., if the gas release supports a
2182 # specified target in some subdirs but not the gas subdir, we shouldn't
2183 # pretend that all is well.)
2184 if test -n "$appdirs" ; then
2185 for dir in $appdirs ; do
2186 if test -r $dir/Makefile.in ; then
2187 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2191 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2197 if test -n "$appdirs" ; then
2198 echo "*** This configuration is not supported by this package." 1>&2
2202 # Okay, some application will build, or we don't care to check. Still
2203 # notify of subdirs not getting built.
2204 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2205 echo " ${notsupp}" 1>&2
2206 echo " (Any other directories should still work fine.)" 1>&2
2214 # To find our prefix, in gcc_cv_tool_prefix.
2219 AC_ARG_WITH([build-sysroot],
2220 [ --with-build-sysroot=SYSROOT
2221 use sysroot as the system root during the build],
2222 [if test x"$withval" != x ; then
2223 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2225 [SYSROOT_CFLAGS_FOR_TARGET=])
2226 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2228 AC_ARG_WITH([debug-prefix-map],
2229 [ --with-debug-prefix-map='A=B C=D ...'
2230 map A to B, C to D ... in debug information],
2231 [if test x"$withval" != x; then
2232 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2233 for debug_map in $withval; do
2234 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2237 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2238 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2240 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2241 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2242 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2243 # We want to ensure that TARGET libraries (which we know are built with
2244 # gcc) are built with "-O2 -g", so include those options when setting
2245 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2246 if test "x$CFLAGS_FOR_TARGET" = x; then
2247 CFLAGS_FOR_TARGET=$CFLAGS
2250 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2253 *" -g "* | *" -g3 "*) ;;
2254 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2257 AC_SUBST(CFLAGS_FOR_TARGET)
2259 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2260 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2261 case " $CXXFLAGS " in
2263 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2265 case " $CXXFLAGS " in
2266 *" -g "* | *" -g3 "*) ;;
2267 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2270 AC_SUBST(CXXFLAGS_FOR_TARGET)
2272 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2273 # the named directory are copied to $(tooldir)/sys-include.
2274 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2275 if test x${is_cross_compiler} = xno ; then
2276 echo 1>&2 '***' --with-headers is only supported when cross compiling
2279 if test x"${with_headers}" != xyes ; then
2280 x=${gcc_cv_tool_prefix}
2281 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2285 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2286 # the name directories are copied to $(tooldir)/lib. Multiple directories
2288 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2289 if test x${is_cross_compiler} = xno ; then
2290 echo 1>&2 '***' --with-libs is only supported when cross compiling
2293 if test x"${with_libs}" != xyes ; then
2294 # Copy the libraries in reverse order, so that files in the first named
2295 # library override files in subsequent libraries.
2296 x=${gcc_cv_tool_prefix}
2297 for l in ${with_libs}; do
2298 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2303 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2305 # This is done by determining whether or not the appropriate directory
2306 # is available, and by checking whether or not specific configurations
2307 # have requested that this magic not happen.
2309 # The command line options always override the explicit settings in
2310 # configure.in, and the settings in configure.in override this magic.
2312 # If the default for a toolchain is to use GNU as and ld, and you don't
2313 # want to do that, then you should use the --without-gnu-as and
2314 # --without-gnu-ld options for the configure script. Similarly, if
2315 # the default is to use the included zlib and you don't want to do that,
2316 # you should use the --with-system-zlib option for the configure script.
2318 if test x${use_gnu_as} = x &&
2319 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2321 extra_host_args="$extra_host_args --with-gnu-as"
2324 if test x${use_gnu_ld} = x &&
2325 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2327 extra_host_args="$extra_host_args --with-gnu-ld"
2330 if test x${use_included_zlib} = x &&
2331 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2334 with_system_zlib=yes
2335 extra_host_args="$extra_host_args --with-system-zlib"
2338 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2339 # can detect this case.
2341 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2343 extra_host_args="$extra_host_args --with-newlib"
2346 # Handle ${copy_dirs}
2347 set fnord ${copy_dirs}
2349 while test $# != 0 ; do
2350 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2353 echo Copying $1 to $2
2355 # Use the install script to create the directory and all required
2356 # parent directories.
2357 if test -d $2 ; then
2361 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2364 # Copy the directory, assuming we have tar.
2365 # FIXME: Should we use B in the second tar? Not all systems support it.
2366 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2368 # It is the responsibility of the user to correctly adjust all
2369 # symlinks. If somebody can figure out how to handle them correctly
2370 # here, feel free to add the code.
2377 # Determine a target-dependent exec_prefix that the installed
2378 # gcc will search in. Keep this list sorted by triplet, with
2379 # the *-*-osname triplets last.
2383 md_exec_prefix=/gnu/lib/gcc-lib
2385 i[[34567]]86-pc-msdosdjgpp*)
2386 md_exec_prefix=/dev/env/DJDIR/bin
2388 i[[34567]]86-*-sco3.2v5*)
2389 if test $with_gnu_as = yes; then
2390 md_exec_prefix=/usr/gnu/bin
2392 md_exec_prefix=/usr/ccs/bin/elf
2397 powerpc-*-chorusos* | \
2398 powerpc*-*-eabi* | \
2399 powerpc*-*-sysv* | \
2400 powerpc*-*-kaos* | \
2402 md_exec_prefix=/usr/ccs/bin
2407 md_exec_prefix=/usr/ccs/bin
2422 md_exec_prefix=/usr/ccs/bin
2426 extra_arflags_for_target=
2427 extra_nmflags_for_target=
2428 extra_ranlibflags_for_target=
2429 target_makefile_frag=/dev/null
2432 target_makefile_frag="config/mt-mep"
2435 target_makefile_frag="config/mt-spu"
2438 target_makefile_frag="config/mt-sde"
2440 mipsisa*-*-elfoabi*)
2441 target_makefile_frag="config/mt-mips-elfoabi"
2443 mips*-*-*linux* | mips*-*-gnu*)
2444 target_makefile_frag="config/mt-mips-gnu"
2447 target_makefile_frag="config/mt-netware"
2449 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2450 target_makefile_frag="config/mt-gnu"
2452 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2453 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2454 # commands to handle both 32-bit and 64-bit objects. These flags are
2455 # harmless if we're using GNU nm or ar.
2456 extra_arflags_for_target=" -X32_64"
2457 extra_nmflags_for_target=" -B -X32_64"
2460 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2461 extra_ranlibflags_for_target=" -c"
2463 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2464 target_makefile_frag="config/mt-wince"
2468 alphaieee_frag=/dev/null
2471 # This just makes sure to use the -mieee option to build target libs.
2472 # This should probably be set individually by each library.
2473 alphaieee_frag="config/mt-alphaieee"
2477 # If --enable-target-optspace always use -Os instead of -O2 to build
2478 # the target libraries, similarly if it is not specified, use -Os
2479 # on selected platforms.
2480 ospace_frag=/dev/null
2481 case "${enable_target_optspace}:${target}" in
2483 ospace_frag="config/mt-ospace"
2486 ospace_frag="config/mt-d30v"
2488 :m32r-* | :d10v-* | :fr30-*)
2489 ospace_frag="config/mt-ospace"
2494 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2498 # Default to using --with-stabs for certain targets.
2499 if test x${with_stabs} = x ; then
2501 mips*-*-irix[[56]]*)
2503 mips*-*-* | alpha*-*-osf*)
2505 extra_host_args="${extra_host_args} --with-stabs"
2510 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2511 # them automatically.
2514 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2518 # Some systems (e.g., one of the i386-aix systems the gas testers are
2519 # using) don't handle "\$" correctly, so don't use it here.
2520 tooldir='${exec_prefix}'/${target_noncanonical}
2521 build_tooldir=${tooldir}
2523 # Create a .gdbinit file which runs the one in srcdir
2524 # and tells GDB to look there for source files.
2526 if test -r ${srcdir}/.gdbinit ; then
2529 *) cat > ./.gdbinit <<EOF
2533 source ${srcdir}/.gdbinit
2539 # Make sure that the compiler is able to generate an executable. If it
2540 # can't, we are probably in trouble. We don't care whether we can run the
2541 # executable--we might be using a cross compiler--we only care whether it
2542 # can be created. At this point the main configure script has set CC.
2544 echo "int main () { return 0; }" > conftest.c
2545 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2546 if test $? = 0 ; then
2547 if test -s conftest || test -s conftest.exe ; then
2553 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2554 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2561 # The Solaris /usr/ucb/cc compiler does not appear to work.
2563 sparc-sun-solaris2*)
2564 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2565 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2567 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2568 if test -d /opt/cygnus/bin ; then
2569 if test "$could_use" = "" ; then
2570 could_use="/opt/cygnus/bin"
2572 could_use="$could_use or /opt/cygnus/bin"
2575 if test "$could_use" = "" ; then
2576 echo "Warning: compilation may fail because you're using"
2577 echo "/usr/ucb/cc. You should change your PATH or CC "
2578 echo "variable and rerun configure."
2580 echo "Warning: compilation may fail because you're using"
2581 echo "/usr/ucb/cc, when you should use the C compiler from"
2582 echo "$could_use. You should change your"
2583 echo "PATH or CC variable and rerun configure."
2589 # Decide which environment variable is used to find dynamic libraries.
2591 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2592 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2593 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2594 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2597 # On systems where the dynamic library environment variable is PATH,
2598 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2599 # built executables to PATH.
2600 if test "$RPATH_ENVVAR" = PATH; then
2601 GCC_SHLIB_SUBDIR=/shlib
2606 # Record target_configdirs and the configure arguments for target and
2607 # build configuration in Makefile.
2608 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2609 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2611 # If we are building libgomp, bootstrap it.
2612 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2613 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2616 # Determine whether gdb needs tk/tcl or not.
2617 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2618 # and in that case we want gdb to be built without tk. Ugh!
2619 # In fact I believe gdb is the *only* package directly dependent on tk,
2620 # so we should be able to put the 'maybe's in unconditionally and
2621 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2622 # 100% sure that that's safe though.
2624 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2625 case "$enable_gdbtk" in
2629 GDB_TK="${gdb_tk}" ;;
2631 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2632 # distro. Eventually someone will fix this and move Insight, nee
2633 # gdbtk to a separate directory.
2634 if test -d ${srcdir}/gdb/gdbtk ; then
2641 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2642 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2644 # Strip out unwanted targets.
2646 # While at that, we remove Makefiles if we were started for recursive
2647 # configuration, so that the top-level Makefile reconfigures them,
2648 # like we used to do when configure itself was recursive.
2650 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2651 # but now we're fixing up the Makefile ourselves with the additional
2652 # commands passed to AC_CONFIG_FILES. Use separate variables
2653 # extrasub-{build,host,target} not because there is any reason to split
2654 # the substitutions up that way, but only to remain below the limit of
2655 # 99 commands in a script, for HP-UX sed.
2656 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2658 AC_ARG_ENABLE([bootstrap],
2659 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2660 enable_bootstrap=default)
2662 # Issue errors and warnings for invalid/strange bootstrap combinations.
2663 case "$configdirs" in
2664 *gcc*) have_compiler=yes ;;
2665 *) have_compiler=no ;;
2668 case "$have_compiler:$host:$target:$enable_bootstrap" in
2671 # Default behavior. Enable bootstrap if we have a compiler
2672 # and we are in a native configuration.
2673 yes:$build:$build:default)
2674 enable_bootstrap=yes ;;
2677 enable_bootstrap=no ;;
2679 # We have a compiler and we are in a native configuration, bootstrap is ok
2680 yes:$build:$build:yes)
2683 # Other configurations, but we have a compiler. Assume the user knows
2686 AC_MSG_WARN([trying to bootstrap a cross compiler])
2689 # No compiler: if they passed --enable-bootstrap explicitly, fail
2691 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2693 # Fail if wrong command line
2695 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2699 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2702 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2706 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2707 yes:yes:*\ gold\ *:*,c++,*) ;;
2708 yes:yes:*\ gold\ *:*)
2709 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2713 # Adjust the toplevel makefile according to whether bootstrap was selected.
2714 case $enable_bootstrap in
2716 bootstrap_suffix=bootstrap
2717 BUILD_CONFIG=bootstrap-debug
2720 bootstrap_suffix=no-bootstrap
2725 AC_MSG_CHECKING(for default BUILD_CONFIG)
2727 AC_ARG_WITH([build-config],
2728 [--with-build-config='NAME NAME2...'
2729 Use config/NAME.mk build configuration],
2730 [case $with_build_config in
2731 yes) with_build_config= ;;
2732 no) with_build_config= BUILD_CONFIG= ;;
2735 if test "x${with_build_config}" != x; then
2736 BUILD_CONFIG=$with_build_config
2738 case $BUILD_CONFIG in
2740 if echo "int f (void) { return 0; }" > conftest.c &&
2741 ${CC} -c conftest.c &&
2742 mv conftest.o conftest.o.g0 &&
2743 ${CC} -c -g conftest.c &&
2744 mv conftest.o conftest.o.g &&
2745 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2750 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2754 AC_MSG_RESULT($BUILD_CONFIG)
2755 AC_SUBST(BUILD_CONFIG)
2758 for module in ${build_configdirs} ; do
2759 if test -z "${no_recursion}" \
2760 && test -f ${build_subdir}/${module}/Makefile; then
2761 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2762 rm -f ${build_subdir}/${module}/Makefile
2764 extrasub_build="$extrasub_build
2765 /^@if build-$module\$/d
2766 /^@endif build-$module\$/d
2767 /^@if build-$module-$bootstrap_suffix\$/d
2768 /^@endif build-$module-$bootstrap_suffix\$/d"
2771 for module in ${configdirs} ; do
2772 if test -z "${no_recursion}"; then
2773 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2774 if test -f ${file}; then
2775 echo 1>&2 "*** removing ${file} to force reconfigure"
2780 extrasub_host="$extrasub_host
2782 /^@endif $module\$/d
2783 /^@if $module-$bootstrap_suffix\$/d
2784 /^@endif $module-$bootstrap_suffix\$/d"
2787 for module in ${target_configdirs} ; do
2788 if test -z "${no_recursion}" \
2789 && test -f ${target_subdir}/${module}/Makefile; then
2790 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2791 rm -f ${target_subdir}/${module}/Makefile
2794 # We only bootstrap target libraries listed in bootstrap_target_libs.
2795 case $bootstrap_target_libs in
2796 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2797 *) target_bootstrap_suffix=no-bootstrap ;;
2800 extrasub_target="$extrasub_target
2801 /^@if target-$module\$/d
2802 /^@endif target-$module\$/d
2803 /^@if target-$module-$target_bootstrap_suffix\$/d
2804 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2807 # Do the final fixup along with target modules.
2808 extrasub_target="$extrasub_target
2809 /^@if /,/^@endif /d"
2811 # Create the serialization dependencies. This uses a temporary file.
2813 AC_ARG_ENABLE([serial-configure],
2814 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2815 force sequential configuration of
2816 sub-packages for the host, target or build
2817 machine, or all sub-packages])
2819 case ${enable_serial_configure} in
2821 enable_serial_build_configure=yes
2822 enable_serial_host_configure=yes
2823 enable_serial_target_configure=yes
2827 # These force 'configure's to be done one at a time, to avoid problems
2828 # with contention over a shared config.cache.
2830 echo '# serdep.tmp' > serdep.tmp
2832 test "x${enable_serial_build_configure}" = xyes &&
2833 for item in ${build_configdirs} ; do
2836 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2841 test "x${enable_serial_host_configure}" = xyes &&
2842 for item in ${configdirs} ; do
2845 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2850 test "x${enable_serial_target_configure}" = xyes &&
2851 for item in ${target_configdirs} ; do
2854 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2858 serialization_dependencies=serdep.tmp
2859 AC_SUBST_FILE(serialization_dependencies)
2861 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2862 # target, nonopt, and variable assignments. These are the ones we
2863 # might not want to pass down to subconfigures. The exception being
2864 # --cache-file=/dev/null, which is used to turn off the use of cache
2865 # files altogether, and which should be passed on to subconfigures.
2866 # Also strip program-prefix, program-suffix, and program-transform-name,
2867 # so that we can pass down a consistent program-transform-name.
2871 eval "set -- $ac_configure_args"
2874 if test X"$skip_next" = X"yes"; then
2878 if test X"$keep_next" = X"yes"; then
2881 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2883 baseargs="$baseargs '$ac_arg'"
2888 # Handle separated arguments. Based on the logic generated by
2891 *=* | --config-cache | -C | -disable-* | --disable-* \
2892 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2893 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2894 | -with-* | --with-* | -without-* | --without-* | --x)
2906 --cache-file=/dev/null | \
2907 -cache-file=/dev/null )
2908 # Handled here to avoid the test to skip args below.
2909 baseargs="$baseargs '$ac_arg'"
2910 # Assert: $separate_arg should always be no.
2911 keep_next=$separate_arg
2927 -program-prefix* | \
2928 -program-suffix* | \
2929 -program-transform-name* )
2930 skip_next=$separate_arg
2934 # An option. Add it.
2937 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2939 baseargs="$baseargs '$ac_arg'"
2940 keep_next=$separate_arg
2943 # Either a variable assignment, or a nonopt (triplet). Don't
2944 # pass it down; let the Makefile handle this.
2949 # Remove the initial space we just introduced and, as these will be
2950 # expanded by make, quote '$'.
2951 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2953 # Add in --program-transform-name, after --program-prefix and
2954 # --program-suffix have been applied to it. Autoconf has already
2955 # doubled dollar signs and backslashes in program_transform_name; we want
2956 # the backslashes un-doubled, and then the entire thing wrapped in single
2957 # quotes, because this will be expanded first by make and then by the shell.
2958 # Also, because we want to override the logic in subdir configure scripts to
2959 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2960 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2961 ${program_transform_name}
2963 gcc_transform_name=`cat conftestsed.out`
2964 rm -f conftestsed.out
2965 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2966 if test "$silent" = yes; then
2967 baseargs="$baseargs --silent"
2969 baseargs="$baseargs --disable-option-checking"
2971 # For the build-side libraries, we just need to pretend we're native,
2972 # and not use the same cache file. Multilibs are neither needed nor
2974 build_configargs="--cache-file=../config.cache ${baseargs}"
2976 # For host modules, accept cache file option, or specification as blank.
2977 case "${cache_file}" in
2979 cache_file_option="" ;;
2980 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2981 cache_file_option="--cache-file=${cache_file}" ;;
2983 cache_file_option="--cache-file=../${cache_file}" ;;
2986 # Host dirs don't like to share a cache file either, horribly enough.
2987 # This seems to be due to autoconf 2.5x stupidity.
2988 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2990 target_configargs=${baseargs}
2992 # Passing a --with-cross-host argument lets the target libraries know
2993 # whether they are being built with a cross-compiler or being built
2994 # native. However, it would be better to use other mechanisms to make the
2995 # sorts of decisions they want to make on this basis. Please consider
2996 # this option to be deprecated. FIXME.
2997 if test x${is_cross_compiler} = xyes ; then
2998 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
3001 # Default to --enable-multilib.
3002 if test x${enable_multilib} = x ; then
3003 target_configargs="--enable-multilib ${target_configargs}"
3006 # Pass --with-newlib if appropriate. Note that target_configdirs has
3007 # changed from the earlier setting of with_newlib.
3008 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3009 target_configargs="--with-newlib ${target_configargs}"
3012 # Different target subdirs use different values of certain variables
3013 # (notably CXX). Worse, multilibs use *lots* of different values.
3014 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3015 # it doesn't automatically accept command-line overrides of them.
3016 # This means it's not safe for target subdirs to share a cache file,
3017 # which is disgusting, but there you have it. Hopefully this can be
3018 # fixed in future. It's still worthwhile to use a cache file for each
3019 # directory. I think.
3021 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3022 # We need to pass --target, as newer autoconf's requires consistency
3023 # for target_alias and gcc doesn't manage it consistently.
3024 target_configargs="--cache-file=./config.cache ${target_configargs}"
3027 case " $target_configdirs " in
3029 case " $target_configargs " in
3030 *" --with-newlib "*)
3033 FLAGS_FOR_TARGET=$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'
3037 # If we're not building GCC, don't discard standard headers.
3038 if test -d ${srcdir}/gcc; then
3039 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3041 if test "${build}" != "${host}"; then
3042 # On Canadian crosses, CC_FOR_TARGET will have already been set
3043 # by `configure', so we won't have an opportunity to add -Bgcc/
3044 # to it. This is right: we don't want to search that directory
3045 # for binaries, but we want the header files in there, so add
3047 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
3049 # Someone might think of using the pre-installed headers on
3050 # Canadian crosses, in case the installed compiler is not fully
3051 # compatible with the compiler being built. In this case, it
3052 # would be better to flag an error than risking having
3053 # incompatible object files being constructed. We can't
3054 # guarantee that an error will be flagged, but let's hope the
3055 # compiler will do it, when presented with incompatible header
3060 case "${target}-${is_cross_compiler}" in
3061 i[[3456789]]86-*-linux*-no)
3062 # Here host == target, so we don't need to build gcc,
3063 # so we don't want to discard standard headers.
3064 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3067 # If we're building newlib, use its generic headers last, but search
3068 # for any libc-related directories first (so make it the last -B
3070 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3072 # If we're building libgloss, find the startup file, simulator library
3073 # and linker script.
3074 case " $target_configdirs " in
3076 # Look for startup file, simulator library and maybe linker script.
3077 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3078 # Look for libnosys.a in case the target needs it.
3079 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3080 # Most targets have the linker script in the source directory.
3081 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3092 x86_64-*mingw* | *-w64-mingw*)
3093 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3094 # however, use a symlink named 'mingw' in ${prefix} .
3095 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3098 # MinGW can't be handled as Cygwin above since it does not use newlib.
3099 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3103 # Allow the user to override the flags for
3104 # our build compiler if desired.
3105 if test x"${build}" = x"${host}" ; then
3106 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3107 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3108 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3111 # On Canadian crosses, we'll be searching the right directories for
3112 # the previously-installed cross compiler, so don't bother to add
3113 # flags for directories within the install tree of the compiler
3114 # being built; programs in there won't even run.
3115 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3116 # Search for pre-installed headers if nothing else fits.
3117 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3120 if test "x${use_gnu_ld}" = x &&
3121 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3122 # Arrange for us to find uninstalled linker scripts.
3123 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3126 # Search for other target-specific linker scripts and such.
3129 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3133 # Makefile fragments.
3134 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3136 eval fragval=\$$frag
3137 if test $fragval != /dev/null; then
3138 eval $frag=${srcdir}/$fragval
3141 AC_SUBST_FILE(host_makefile_frag)
3142 AC_SUBST_FILE(target_makefile_frag)
3143 AC_SUBST_FILE(alphaieee_frag)
3144 AC_SUBST_FILE(ospace_frag)
3146 # Miscellanea: directories, flags, etc.
3147 AC_SUBST(RPATH_ENVVAR)
3148 AC_SUBST(GCC_SHLIB_SUBDIR)
3150 AC_SUBST(build_tooldir)
3151 AC_SUBST(CONFIGURE_GDB_TK)
3153 AC_SUBST(INSTALL_GDB_TK)
3155 # Build module lists & subconfigure args.
3156 AC_SUBST(build_configargs)
3157 AC_SUBST(build_configdirs)
3159 # Host module lists & subconfigure args.
3160 AC_SUBST(host_configargs)
3161 AC_SUBST(configdirs)
3162 AC_SUBST(target_configdirs)
3164 # Target module lists & subconfigure args.
3165 AC_SUBST(target_configargs)
3169 AC_SUBST(AR_FOR_BUILD)
3170 AC_SUBST(AS_FOR_BUILD)
3171 AC_SUBST(CC_FOR_BUILD)
3172 AC_SUBST(CFLAGS_FOR_BUILD)
3173 AC_SUBST(CXXFLAGS_FOR_BUILD)
3174 AC_SUBST(CXX_FOR_BUILD)
3175 AC_SUBST(DLLTOOL_FOR_BUILD)
3176 AC_SUBST(GCJ_FOR_BUILD)
3177 AC_SUBST(GFORTRAN_FOR_BUILD)
3178 AC_SUBST(LDFLAGS_FOR_BUILD)
3179 AC_SUBST(LD_FOR_BUILD)
3180 AC_SUBST(NM_FOR_BUILD)
3181 AC_SUBST(RANLIB_FOR_BUILD)
3182 AC_SUBST(WINDMC_FOR_BUILD)
3183 AC_SUBST(WINDRES_FOR_BUILD)
3184 AC_SUBST(config_shell)
3186 # Generate default definitions for YACC, M4, LEX and other programs that run
3187 # on the build machine. These are used if the Makefile can't locate these
3188 # programs in objdir.
3189 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3191 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3192 case " $build_configdirs " in
3193 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3194 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3197 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3198 case " $build_configdirs " in
3199 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3202 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3203 case " $build_configdirs " in
3204 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3207 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3208 case " $build_configdirs " in
3209 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3210 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3213 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3214 case " $build_configdirs " in
3215 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3218 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3219 case " $build_configdirs " in
3220 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3223 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3224 # higher, else we use the "missing" dummy.
3225 if ${MAKEINFO} --version \
3226 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3229 MAKEINFO="$MISSING makeinfo"
3235 # FIXME: expect and dejagnu may become build tools?
3237 AC_CHECK_PROGS(EXPECT, expect, expect)
3238 case " $configdirs " in
3240 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3244 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3245 case " $configdirs " in
3247 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3253 NCN_STRICT_CHECK_TOOLS(AR, ar)
3254 NCN_STRICT_CHECK_TOOLS(AS, as)
3255 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3256 NCN_STRICT_CHECK_TOOLS(LD, ld)
3257 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3258 NCN_STRICT_CHECK_TOOLS(NM, nm)
3259 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3260 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3261 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3262 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3263 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3264 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3271 AC_ARG_WITH([build-time-tools],
3272 [ --with-build-time-tools=PATH
3273 use given path to find target tools during the build],
3274 [case x"$withval" in
3277 with_build_time_tools=
3278 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3281 [with_build_time_tools=])
3283 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3284 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3285 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3286 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3287 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3289 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3290 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3291 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3292 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3293 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3294 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3295 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3296 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3297 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3298 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3299 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3301 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3303 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3304 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3305 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3306 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3307 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `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],
3309 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3310 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3312 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3313 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3314 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3315 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3316 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3317 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3318 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3319 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3320 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3321 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3322 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3323 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3324 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3325 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3327 AC_SUBST(FLAGS_FOR_TARGET)
3328 AC_SUBST(RAW_CXX_FOR_TARGET)
3330 # Certain tools may need extra flags.
3331 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3332 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3333 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3335 # When building target libraries, except in a Canadian cross, we use
3336 # the same toolchain as the compiler we just built.
3337 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3338 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3339 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3340 if test $host = $build; then
3341 case " $configdirs " in
3343 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3344 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3345 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3350 AC_SUBST(COMPILER_AS_FOR_TARGET)
3351 AC_SUBST(COMPILER_LD_FOR_TARGET)
3352 AC_SUBST(COMPILER_NM_FOR_TARGET)
3354 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3355 AC_ARG_ENABLE(maintainer-mode,
3356 [ --enable-maintainer-mode enable make rules and dependencies not useful
3357 (and sometimes confusing) to the casual installer],
3358 USE_MAINTAINER_MODE=$enableval,
3359 USE_MAINTAINER_MODE=no)
3360 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3361 AC_SUBST(MAINTAINER_MODE_TRUE)
3362 AC_SUBST(MAINTAINER_MODE_FALSE)
3363 if test "$USE_MAINTAINER_MODE" = yes; then
3364 MAINTAINER_MODE_TRUE=
3365 MAINTAINER_MODE_FALSE='#'
3367 MAINTAINER_MODE_TRUE='#'
3368 MAINTAINER_MODE_FALSE=
3370 MAINT=$MAINTAINER_MODE_TRUE
3373 # ---------------------
3374 # GCC bootstrap support
3375 # ---------------------
3377 # Stage specific cflags for build.
3382 yes) stage1_cflags="-g -Wa,-J" ;;
3383 *) stage1_cflags="-g -J" ;;
3387 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3388 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3389 saved_CFLAGS="$CFLAGS"
3391 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3392 CFLAGS="$CFLAGS -fkeep-inline-functions"
3393 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3395 #if (__GNUC__ < 3) \
3396 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3397 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3398 #error http://gcc.gnu.org/PR29382
3401 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3402 [AC_MSG_RESULT([no])])
3404 CFLAGS="$saved_CFLAGS"
3407 AC_SUBST(stage1_cflags)
3409 # Enable --enable-checking in stage1 of the compiler.
3410 AC_ARG_ENABLE(stage1-checking,
3411 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3413 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3414 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3415 stage1_checking=--enable-checking=yes,types
3417 stage1_checking=--enable-checking=$enable_checking,types
3419 AC_SUBST(stage1_checking)
3421 # Enable -Werror in bootstrap stage2 and later.
3422 AC_ARG_ENABLE(werror,
3423 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3424 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3429 case ${enable_werror} in
3430 yes) stage2_werror_flag="--enable-werror-always" ;;
3431 *) stage2_werror_flag="" ;;
3433 AC_SUBST(stage2_werror_flag)
3435 # Specify what files to not compare during bootstrap.
3437 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3439 hppa*64*-*-hpux*) ;;
3440 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3442 case " $configdirs " in
3443 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3445 AC_SUBST(compare_exclusions)
3447 AC_CONFIG_FILES([Makefile],
3448 [sed "$extrasub_build" Makefile |
3449 sed "$extrasub_host" |
3450 sed "$extrasub_target" > mf$$
3451 mv -f mf$$ Makefile],
3452 [extrasub_build="$extrasub_build"
3453 extrasub_host="$extrasub_host"
3454 extrasub_target="$extrasub_target"])