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 \
203 # these tools are built using the target libraries, and are intended to
204 # run only in the target environment
206 # note: any program that *uses* libraries that are in the "target_libraries"
207 # list belongs in this list. those programs are also very likely
208 # candidates for the "native_only" list which follows
210 target_tools="target-examples target-groff target-gperf target-rda"
212 ################################################################################
214 ## All tools belong in one of the four categories, and are assigned above
215 ## We assign ${configdirs} this way to remove all embedded newlines. This
216 ## is important because configure will choke if they ever get through.
217 ## ${configdirs} is directories we build using the host tools.
218 ## ${target_configdirs} is directories we build using the target tools.
219 configdirs=`echo ${host_libs} ${host_tools}`
220 target_configdirs=`echo ${target_libraries} ${target_tools}`
221 build_configdirs=`echo ${build_libs} ${build_tools}`
223 m4_divert_text([PARSE_ARGS],
224 [ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
227 ################################################################################
229 srcname="gnu development package"
231 # This gets set non-empty for some net releases of packages.
234 # Define is_cross_compiler to save on calls to 'test'.
236 if test x"${host}" = x"${target}" ; then
239 is_cross_compiler=yes
242 # Find the build and target subdir names.
244 # Be sure to cover against remnants of an in-tree build.
245 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
246 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
247 Use a pristine source tree when building in a separate tree])
250 # Skipdirs are removed silently.
252 # Noconfigdirs are removed loudly.
256 # Make sure we don't let GNU ld be added if we didn't want it.
257 if test x$with_gnu_ld = xno ; then
259 noconfigdirs="$noconfigdirs ld gold"
263 # Make sure we don't let GNU as be added if we didn't want it.
264 if test x$with_gnu_as = xno ; then
266 noconfigdirs="$noconfigdirs gas"
270 # Make sure we don't let ZLIB be added if we didn't want it.
271 if test x$with_system_zlib = xyes ; then
273 noconfigdirs="$noconfigdirs zlib"
276 # some tools are so dependent upon X11 that if we're not building with X,
277 # it's not even worth trying to configure, much less build, that tool.
280 yes | "") ;; # the default value for this tree is that X11 is available
282 skipdirs="${skipdirs} tk itcl libgui"
283 # We won't be able to build gdbtk without X.
286 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
289 # Some tools are only suitable for building in a "native" situation.
290 # Remove these if host!=target.
291 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"
293 # Similarly, some are only suitable for cross toolchains.
294 # Remove these if host=target.
295 cross_only="target-libgloss target-newlib target-opcodes"
297 case $is_cross_compiler in
298 no) skipdirs="${skipdirs} ${cross_only}" ;;
299 yes) skipdirs="${skipdirs} ${native_only}" ;;
302 # If both --with-headers and --with-libs are specified, default to
304 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
305 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
306 if test x"${with_newlib}" = x ; then
311 # Recognize --with-newlib/--without-newlib.
312 case ${with_newlib} in
313 no) skipdirs="${skipdirs} target-newlib" ;;
314 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
317 # Handle --enable-gold.
318 # --enable-gold Build only gold
319 # --disable-gold [default] Build only ld
320 # --enable-gold=both Build both gold and ld, ld is default
321 # --enable-gold=both/ld Same
322 # --enable-gold=both/gold Build both gold and ld, gold is default, ld is renamed ld.bfd
325 [[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]],
326 ENABLE_GOLD=$enableval,
328 case "${ENABLE_GOLD}" in
329 yes|both|both/gold|both/ld)
330 # Check for ELF target.
333 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
334 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
335 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
337 *-*-linux*aout* | *-*-linux*oldld*)
345 if test "$is_elf" = "yes"; then
346 # Check for target supported by gold.
348 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
349 case "${ENABLE_GOLD}" in
351 configdirs="$configdirs gold"
354 configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
365 AC_MSG_ERROR([invalid --enable-gold argument])
369 # Configure extra directories which are host specific
373 configdirs="$configdirs libtermcap" ;;
376 # A target can indicate whether a language isn't supported for some reason.
377 # Only spaces may be used in this macro; not newlines or tabs.
378 unsupported_languages=
380 # Remove more programs from consideration, based on the host or
381 # target this usually means that a port of the program doesn't
386 noconfigdirs="$noconfigdirs byacc"
388 i[[3456789]]86-*-vsta)
389 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
391 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
392 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
395 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
397 i[[3456789]]86-*-mingw32*)
398 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
399 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
401 i[[3456789]]86-*-beos*)
402 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
405 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
408 noconfigdirs="$noconfigdirs rcs"
411 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
414 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
419 AC_ARG_ENABLE(libada,
420 [ --enable-libada build libada directory],
421 ENABLE_LIBADA=$enableval,
423 if test "${ENABLE_LIBADA}" != "yes" ; then
424 noconfigdirs="$noconfigdirs gnattools"
427 AC_ARG_ENABLE(libssp,
428 [ --enable-libssp build libssp directory],
429 ENABLE_LIBSSP=$enableval,
432 # Save it here so that, even in case of --enable-libgcj, if the Java
433 # front-end isn't enabled, we still get libgcj disabled.
435 case $enable_libgcj in
437 # If we reset it here, it won't get added to noconfigdirs in the
438 # target-specific build rules, so it will be forcibly enabled
439 # (unless the Java language itself isn't enabled).
443 # Make sure we get it printed in the list of not supported target libs.
444 noconfigdirs="$noconfigdirs ${libgcj}"
449 # Disable libmudflap on some systems.
450 if test x$enable_libmudflap = x ; then
452 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
453 # Enable libmudflap by default in GNU and friends.
456 # Enable libmudflap by default in FreeBSD.
459 # Disable it by default everywhere else.
460 noconfigdirs="$noconfigdirs target-libmudflap"
465 # Disable libgomp on non POSIX hosted systems.
466 if test x$enable_libgomp = x ; then
467 # Enable libgomp by default on hosted POSIX systems.
469 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
471 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
473 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
475 *-*-darwin* | *-*-aix*)
478 noconfigdirs="$noconfigdirs target-libgomp"
483 # Default libgloss CPU subdirectory.
484 libgloss_dir="$target_cpu"
488 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
491 noconfigdirs="$noconfigdirs ld gas gdb gprof"
492 noconfigdirs="$noconfigdirs sim target-rda"
494 i[[3456789]]86-*-darwin*)
495 noconfigdirs="$noconfigdirs ld gprof"
496 noconfigdirs="$noconfigdirs sim target-rda"
498 x86_64-*-darwin[[912]]*)
499 noconfigdirs="$noconfigdirs ld gas gprof"
500 noconfigdirs="$noconfigdirs sim target-rda"
503 noconfigdirs="$noconfigdirs ld gas gdb gprof"
504 noconfigdirs="$noconfigdirs sim target-rda"
505 noconfigdirs="$noconfigdirs ${libgcj}"
507 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
508 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
511 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
512 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
513 && test -f /usr/local/include/gmp.h; then
517 # Skip some stuff that's unsupported on some FreeBSD configurations.
523 noconfigdirs="$noconfigdirs ${libgcj}"
528 # Remove unsupported stuff on all kaOS configurations.
529 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
530 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
531 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
532 noconfigdirs="$noconfigdirs target-libgloss"
535 # Skip some stuff on all NetBSD configurations.
536 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
538 # Skip some stuff that's unsupported on some NetBSD configurations.
540 i*86-*-netbsdelf*) ;;
541 arm*-*-netbsdelf*) ;;
543 noconfigdirs="$noconfigdirs ${libgcj}"
548 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
551 skipdirs="${skipdirs} target-libiberty"
552 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
554 # The tpf target doesn't support gdb yet.
556 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
559 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
562 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
565 # ld works, but does not support shared libraries.
566 # newlib is not 64 bit ready. I'm not sure about fileutils.
567 # gas doesn't generate exception information.
568 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
571 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
574 # newlib is not 64 bit ready
575 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
578 # newlib is not 64 bit ready
579 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
582 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
585 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
587 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
588 noconfigdirs="$noconfigdirs ${libgcj}"
589 noconfigdirs="$noconfigdirs target-examples"
590 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
591 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
592 noconfigdirs="$noconfigdirs expect dejagnu"
593 # the C++ libraries don't build on top of CE's C libraries
594 noconfigdirs="$noconfigdirs target-libstdc++-v3"
595 noconfigdirs="$noconfigdirs target-newlib"
597 *-*-cygwin*) ;; # keep gdb and readline
598 *) noconfigdirs="$noconfigdirs gdb readline"
604 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
608 arm-*-coff | strongarm-*-coff | xscale-*-coff)
609 noconfigdirs="$noconfigdirs ${libgcj}"
612 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
613 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
616 arm*-*-linux-gnueabi)
617 noconfigdirs="$noconfigdirs target-qthreads"
618 case ${with_newlib} in
619 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
624 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
628 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
631 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
634 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
637 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
640 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
643 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
646 unsupported_languages="$unsupported_languages java"
647 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
648 if test x${is_cross_compiler} != xno ; then
649 target_configdirs="${target_configdirs} target-bsp target-cygmon"
653 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
655 c54x*-*-* | tic54x-*-*)
656 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
659 noconfigdirs="$noconfigdirs ${libgcj} gdb"
661 cris-*-* | crisv32-*-*)
662 unsupported_languages="$unsupported_languages java"
665 unsupported_languages="$unsupported_languages fortran"
666 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
668 noconfigdirs="$noconfigdirs target-boehm-gc";;
670 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
672 unsupported_languages="$unsupported_languages fortran"
673 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
678 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
681 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
684 noconfigdirs="$noconfigdirs ${libgcj} gdb"
686 ep9312-*-elf | ep9312-*-coff)
690 noconfigdirs="$noconfigdirs ${libgcj} gdb"
693 noconfigdirs="$noconfigdirs ${libgcj}"
696 noconfigdirs="$noconfigdirs ${libgcj}"
697 noconfigdirs="$noconfigdirs gprof"
700 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
703 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
705 hppa1.1-*-osf* | hppa1.1-*-bsd* )
707 hppa*64*-*-linux* | parisc*64*-*-linux*)
708 # In this case, it's because the hppa64-linux target is for
709 # the kernel only at this point and has no libc, and thus no
710 # headers, crt*.o, etc., all of which are needed by these.
711 noconfigdirs="$noconfigdirs target-zlib"
713 parisc*-*-linux* | hppa*-*-linux*)
719 noconfigdirs="$noconfigdirs ${libgcj}"
722 noconfigdirs="$noconfigdirs ld shellutils"
728 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
729 # build on HP-UX 10.20.
730 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
733 noconfigdirs="$noconfigdirs ${libgcj} gdb"
736 # No gdb support yet.
737 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
740 # No gdb or ld support yet.
741 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
744 # No gdb or ld support yet.
745 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
749 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
750 noconfigdirs="$noconfigdirs ${libgcj}"
753 i[[3456789]]86-*-linux*)
754 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
755 # not build java stuff by default.
758 noconfigdirs="$noconfigdirs ${libgcj}";;
761 # This section makes it possible to build newlib natively on linux.
762 # If we are using a cross compiler then don't configure newlib.
763 if test x${is_cross_compiler} != xno ; then
764 noconfigdirs="$noconfigdirs target-newlib"
766 noconfigdirs="$noconfigdirs target-libgloss"
767 # If we are not using a cross compiler, do configure newlib.
768 # Note however, that newlib will only be configured in this situation
769 # if the --with-newlib option has been given, because otherwise
770 # 'target-newlib' will appear in skipdirs.
772 i[[3456789]]86-w64-mingw*)
773 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
775 i[[3456789]]86-*-mingw*)
776 target_configdirs="$target_configdirs target-winsup"
777 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
780 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
783 target_configdirs="$target_configdirs target-libtermcap target-winsup"
784 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
785 # always build newlib if winsup directory is present.
786 if test -d "$srcdir/winsup/cygwin"; then
787 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
788 elif test -d "$srcdir/newlib"; then
789 echo "Warning: winsup/cygwin is missing so newlib can't be built."
792 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
793 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
796 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
798 i[[3456789]]86-*-sco3.2v5*)
799 # The linker does not yet know about weak symbols in COFF,
800 # and is not configured to handle mixed ELF and COFF.
801 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
803 i[[3456789]]86-*-sco*)
804 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
806 i[[3456789]]86-*-solaris2*)
807 noconfigdirs="$noconfigdirs target-libgloss"
809 i[[3456789]]86-*-sysv4*)
810 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
812 i[[3456789]]86-*-beos*)
813 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
815 i[[3456789]]86-*-rdos*)
816 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
819 noconfigdirs="$noconfigdirs ${libgcj}"
821 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
822 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
826 noconfigdirs="$noconfigdirs ${libgcj}"
829 noconfigdirs="$noconfigdirs ${libgcj}"
835 # The EPOC C++ environment does not support exceptions or rtti,
836 # and so building libstdc++-v3 tends not to always work.
837 noconfigdirs="$noconfigdirs target-libstdc++-v3"
840 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
841 unsupported_languages="$unsupported_languages fortran java"
844 noconfigdirs="$noconfigdirs ${libgcj}"
847 noconfigdirs="$noconfigdirs ${libgcj}"
850 noconfigdirs="$noconfigdirs sim"
853 # copied from rs6000-*-* entry
854 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
856 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
857 target_configdirs="$target_configdirs target-winsup"
858 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
859 # always build newlib.
860 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
862 # This is temporary until we can link against shared libraries
863 powerpcle-*-solaris*)
864 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
868 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
871 noconfigdirs="$noconfigdirs ${libgcj}"
874 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
878 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
881 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
884 noconfigdirs="$noconfigdirs gprof ${libgcj}"
887 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
890 noconfigdirs="$noconfigdirs gprof ${libgcj}"
893 skipdirs="$skipdirs target-libiberty"
894 noconfigdirs="$noconfigdirs ${libgcj}"
895 if test x$with_newlib = xyes; then
896 noconfigdirs="$noconfigdirs gprof"
901 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
904 # Linking libjava exceeds command-line length limits on at least
905 # IRIX 6.2, but not on IRIX 6.5.
906 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
907 # <oldham@codesourcery.com>
908 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
911 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
914 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
917 noconfigdirs="$noconfigdirs gprof ${libgcj}"
921 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
925 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
926 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
927 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
928 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
932 noconfigdirs="$noconfigdirs ${libgcj}" ;;
934 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
937 sparclet-*-aout* | sparc86x-*-*)
941 noconfigdirs="$noconfigdirs ${libgcj}"
944 noconfigdirs="$noconfigdirs ${libgcj}"
948 noconfigdirs="$noconfigdirs ${libgcj}"
952 noconfigdirs="$noconfigdirs ${libgcj}"
953 if test x${is_cross_compiler} != xno ; then
954 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
959 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
960 noconfigdirs="$noconfigdirs ${libgcj}"
962 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
965 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
968 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
971 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
974 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
977 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
980 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
983 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
986 noconfigdirs="$noconfigdirs ${libgcj}"
989 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
991 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
992 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
995 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
998 noconfigdirs="$noconfigdirs ${libgcj}"
1002 # If we aren't building newlib, then don't build libgloss, since libgloss
1003 # depends upon some newlib header files.
1004 case "${noconfigdirs}" in
1005 *target-libgloss*) ;;
1006 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1009 # Work in distributions that contain no compiler tools, like Autoconf.
1011 host_makefile_frag=/dev/null
1012 if test -d ${srcdir}/config ; then
1015 # Avoid "too much defining" errors from HPUX compiler.
1016 tentative_cc="cc -Wp,-H256000"
1017 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1018 # If it's HP/UX ar, this should be harmless.
1022 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1025 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1026 # chokes on bfd, the compiler won't let you assign integers to enums, and
1027 # other problems. Defining CC to gcc is a questionable way to say "don't use
1028 # the apollo compiler" (the preferred version of GCC could be called cc,
1029 # or whatever), but I'm not sure leaving CC as cc is any better...
1030 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1031 # Used to have BISON=yacc.
1035 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1038 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1039 tentative_cc="cc -Xa"
1040 host_makefile_frag="config/mh-cxux"
1042 m88k-motorola-sysv*)
1045 tentative_cc="cc -Wf,-XNg1000"
1046 host_makefile_frag="config/mh-decstation"
1049 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1050 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1051 host_makefile_frag="config/mh-necv4"
1054 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1055 # environment. Also bump switch table size so that cp-parse will
1056 # compile. Bump string length limit so linker builds.
1057 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1060 host_makefile_frag="config/mh-sysv4"
1063 # This is for a MIPS running RISC/os 4.52C.
1065 # This is needed for GDB, but needs to be in the top-level make because
1066 # if a library is compiled with the bsd headers and gets linked with the
1067 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1068 # a different size).
1069 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1070 # known except to select the sysv environment. Could we use /proc instead?
1071 # These "sysv environments" and "bsd environments" often end up being a pain.
1073 # This is not part of CFLAGS because perhaps not all C compilers have this
1075 tentative_cc="cc -systype sysv"
1080 i[[3456789]]86-*-sysv5*)
1081 host_makefile_frag="config/mh-sysv5"
1083 i[[3456789]]86-*-dgux*)
1084 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1085 host_makefile_frag="config/mh-dgux386"
1087 i[[3456789]]86-ncr-sysv4.3*)
1088 # The MetaWare compiler will generate a copyright message unless you
1089 # turn it off by adding the -Hnocopyr flag.
1090 tentative_cc="cc -Hnocopyr"
1092 i[[3456789]]86-ncr-sysv4*)
1093 # for an NCR 3000 (i486/SVR4) system.
1094 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1095 # This compiler not only emits obnoxious copyright messages every time
1096 # you run it, but it chokes and dies on a whole bunch of GNU source
1097 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1098 tentative_cc="/usr/ccs/ATT/cc"
1099 host_makefile_frag="config/mh-ncr3000"
1101 i[[3456789]]86-*-sco3.2v5*)
1103 i[[3456789]]86-*-sco*)
1104 # The native C compiler botches some simple uses of const. Unfortunately,
1105 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1106 tentative_cc="cc -Dconst="
1107 host_makefile_frag="config/mh-sco"
1109 i[[3456789]]86-*-udk*)
1110 host_makefile_frag="config/mh-sysv5"
1112 i[[3456789]]86-*-solaris2*)
1113 host_makefile_frag="config/mh-sysv4"
1115 i[[3456789]]86-*-msdosdjgpp*)
1116 host_makefile_frag="config/mh-djgpp"
1119 ACX_CHECK_CYGWIN_CAT_WORKS
1120 host_makefile_frag="config/mh-cygwin"
1123 host_makefile_frag="config/mh-mingw"
1126 host_makefile_frag="config/mh-interix"
1129 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1133 host_makefile_frag="config/mh-solaris"
1136 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1137 # without overflowing the jump tables (-J says to use a 32 bit table)
1138 tentative_cc="cc -J"
1141 tentative_cc="cc -Wp,-H256000"
1142 host_makefile_frag="config/mh-pa-hpux10"
1144 hppa*-hp-hpux* | hppa*-*-hiux*)
1145 tentative_cc="cc -Wp,-H256000"
1146 host_makefile_frag="config/mh-pa"
1149 host_makefile_frag="config/mh-pa"
1151 *-hp-hpux* | *-*-hiux*)
1152 tentative_cc="cc -Wp,-H256000"
1155 # /bin/cc is less than useful for our purposes. Always use GCC
1156 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1157 host_makefile_frag="config/mh-lynxrs6k"
1160 host_makefile_frag="config/mh-ppc-darwin"
1163 host_makefile_frag="config/mh-ppc-aix"
1166 host_makefile_frag="config/mh-ppc-aix"
1169 # /bin/cc is less than useful for our purposes. Always use GCC
1170 tentative_cc="/bin/gcc"
1173 host_makefile_frag="config/mh-sysv4"
1175 # This is placed last to prevent interfering with the cases above.
1177 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1178 host_makefile_frag="config/mh-x86omitfp"
1183 # If we aren't going to be using gcc, see if we can extract a definition
1184 # of CC from the fragment.
1185 # Actually, use the 'pre-extracted' version above.
1186 if test -z "${CC}" && test "${build}" = "${host}" ; then
1187 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1189 for dir in $PATH; do
1190 test -z "$dir" && dir=.
1191 if test -f $dir/gcc; then
1197 if test -z "${found}" && test -n "${tentative_cc}" ; then
1202 if test "${build}" != "${host}" ; then
1203 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1204 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1205 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1206 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1207 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1208 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1209 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1210 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1211 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1212 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1213 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1214 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1216 AR_FOR_BUILD="\$(AR)"
1217 AS_FOR_BUILD="\$(AS)"
1218 CC_FOR_BUILD="\$(CC)"
1219 CXX_FOR_BUILD="\$(CXX)"
1220 GCJ_FOR_BUILD="\$(GCJ)"
1221 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1222 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1223 LD_FOR_BUILD="\$(LD)"
1224 NM_FOR_BUILD="\$(NM)"
1225 RANLIB_FOR_BUILD="\$(RANLIB)"
1226 WINDRES_FOR_BUILD="\$(WINDRES)"
1227 WINDMC_FOR_BUILD="\$(WINDMC)"
1233 # We must set the default linker to the linker used by gcc for the correct
1234 # operation of libtool. If LD is not defined and we are using gcc, try to
1235 # set the LD default to the ld used by gcc.
1236 if test -z "$LD"; then
1237 if test "$GCC" = yes; then
1240 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1242 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1244 case $gcc_prog_ld in
1245 # Accept absolute paths.
1246 [[\\/]* | [A-Za-z]:[\\/]*)]
1247 LD="$gcc_prog_ld" ;;
1253 ACX_PROG_CMP_IGNORE_INITIAL
1255 # See if we are building gcc with C++.
1256 AC_ARG_ENABLE(build-with-cxx,
1257 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1258 ENABLE_BUILD_WITH_CXX=$enableval,
1259 ENABLE_BUILD_WITH_CXX=no)
1261 # Used for setting $lt_cv_objdir
1264 # Check for GMP, MPFR and MPC
1265 gmplibs="-lmpc -lmpfr -lgmp"
1269 # Specify a location for mpc
1270 # check for this first so it ends up on the link line before mpfr.
1271 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1272 Equivalent to --with-mpc-include=PATH/include
1273 plus --with-mpc-lib=PATH/lib])
1274 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1275 specify directory for installed MPC include files])
1276 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1278 if test "x$with_mpc" != x; then
1279 gmplibs="-L$with_mpc/lib $gmplibs"
1280 gmpinc="-I$with_mpc/include $gmpinc"
1282 if test "x$with_mpc_include" != x; then
1283 gmpinc="-I$with_mpc_include $gmpinc"
1285 if test "x$with_mpc_lib" != x; then
1286 gmplibs="-L$with_mpc_lib $gmplibs"
1288 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1289 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1290 gmpinc='-I$$s/mpc/src '"$gmpinc"
1291 # Do not test the mpc version. Assume that it is sufficient, since
1292 # it is in the source tree, and the library has not been built yet
1293 # but it would be included on the link line in the version check below
1294 # hence making the test fail.
1298 # Specify a location for mpfr
1299 # check for this first so it ends up on the link line before gmp.
1300 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1301 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1302 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1304 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1305 Equivalent to --with-mpfr-include=PATH/include
1306 plus --with-mpfr-lib=PATH/lib])
1307 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1308 specify directory for installed MPFR include files])
1309 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1311 if test "x$with_mpfr" != x; then
1312 gmplibs="-L$with_mpfr/lib $gmplibs"
1313 gmpinc="-I$with_mpfr/include $gmpinc"
1315 if test "x$with_mpfr_include" != x; then
1316 gmpinc="-I$with_mpfr_include $gmpinc"
1318 if test "x$with_mpfr_lib" != x; then
1319 gmplibs="-L$with_mpfr_lib $gmplibs"
1321 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1322 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1323 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1324 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1325 # Do not test the mpfr version. Assume that it is sufficient, since
1326 # it is in the source tree, and the library has not been built yet
1327 # but it would be included on the link line in the version check below
1328 # hence making the test fail.
1332 # Specify a location for gmp
1333 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1334 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1335 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1337 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1338 Equivalent to --with-gmp-include=PATH/include
1339 plus --with-gmp-lib=PATH/lib])
1340 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1341 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1344 if test "x$with_gmp" != x; then
1345 gmplibs="-L$with_gmp/lib $gmplibs"
1346 gmpinc="-I$with_gmp/include $gmpinc"
1348 if test "x$with_gmp_include" != x; then
1349 gmpinc="-I$with_gmp_include $gmpinc"
1351 if test "x$with_gmp_lib" != x; then
1352 gmplibs="-L$with_gmp_lib $gmplibs"
1354 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1355 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1356 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1357 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
1358 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1359 # Do not test the gmp version. Assume that it is sufficient, since
1360 # it is in the source tree, and the library has not been built yet
1361 # but it would be included on the link line in the version check below
1362 # hence making the test fail.
1366 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1368 saved_CFLAGS="$CFLAGS"
1369 CFLAGS="$CFLAGS $gmpinc"
1370 # Check for the recommended and required versions of GMP.
1371 AC_MSG_CHECKING([for the correct version of gmp.h])
1372 AC_TRY_COMPILE([#include "gmp.h"],[
1373 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1374 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1375 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1378 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1379 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1380 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1381 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1384 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1385 [AC_MSG_RESULT([no]); have_gmp=no])
1387 # If we have GMP, check the MPFR version.
1388 if test x"$have_gmp" = xyes; then
1389 # Check for the recommended and required versions of MPFR.
1390 AC_MSG_CHECKING([for the correct version of mpfr.h])
1391 AC_TRY_COMPILE([#include <gmp.h>
1392 #include <mpfr.h>],[
1393 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1396 ], [AC_TRY_COMPILE([#include <gmp.h>
1397 #include <mpfr.h>],[
1398 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1401 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1402 [AC_MSG_RESULT([no]); have_gmp=no])
1405 # Check for the MPC header version.
1406 if test x"$have_gmp" = xyes ; then
1407 # Check for the recommended and required versions of MPC.
1408 AC_MSG_CHECKING([for the correct version of mpc.h])
1409 AC_TRY_COMPILE([#include <mpc.h>],[
1410 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1413 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1414 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1417 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1418 [AC_MSG_RESULT([no]); have_gmp=no])
1421 # Now check the MPFR library.
1422 if test x"$have_gmp" = xyes; then
1424 LIBS="$LIBS $gmplibs"
1425 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1426 AC_TRY_LINK([#include <mpc.h>],[
1433 mpfr_atan2 (n, n, x, GMP_RNDN);
1434 mpfr_erfc (n, x, GMP_RNDN);
1435 mpfr_subnormalize (x, t, GMP_RNDN);
1439 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1440 mpc_cosh (c, c, MPC_RNDNN);
1441 mpc_pow (c, c, c, MPC_RNDNN);
1442 mpc_acosh (c, c, MPC_RNDNN);
1444 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1448 CFLAGS="$saved_CFLAGS"
1450 # The library versions listed in the error message below should match
1451 # the HARD-minimums enforced above.
1452 if test x$have_gmp != xyes; then
1453 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1454 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1455 their locations. Source code for these libraries can be found at
1456 their respective hosting sites as well as at
1457 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1458 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1459 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1460 make sure that you have installed both the libraries and the header
1461 files. They may be located in separate packages.])
1465 # Flags needed for both GMP, MPFR and/or MPC.
1468 AC_SUBST(extra_mpfr_configure_flags)
1469 AC_SUBST(extra_mpc_gmp_configure_flags)
1470 AC_SUBST(extra_mpc_mpfr_configure_flags)
1472 # Allow host libstdc++ to be specified for static linking with PPL.
1473 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1474 when linking with PPL])
1476 case $with_host_libstdcxx in
1478 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1482 # Linker flags to use for stage1 or when not boostrapping.
1483 AC_ARG_WITH(stage1-ldflags,
1484 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1485 [if test "$withval" = "no" -o "$withval" = "yes"; then
1488 stage1_ldflags=$withval
1491 AC_SUBST(stage1_ldflags)
1493 # Libraries to use for stage1 or when not bootstrapping.
1494 AC_ARG_WITH(stage1-libs,
1495 [ -with-stage1-libs=LIBS Libraries for stage1],
1496 [if test "$withval" = "no" -o "$withval" = "yes"; then
1499 stage1_libs=$withval
1501 [stage1_libs=$with_host_libstdcxx])
1502 AC_SUBST(stage1_libs)
1504 # Libraries to use for stage2 and later builds. This defaults to the
1505 # argument passed to --with-host-libstdcxx.
1506 AC_ARG_WITH(boot-libs,
1507 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1508 [if test "$withval" = "no" -o "$withval" = "yes"; then
1511 poststage1_libs=$withval
1513 [poststage1_libs=$with_host_libstdcxx])
1514 AC_SUBST(poststage1_libs)
1516 # Linker flags to use for stage2 and later builds.
1517 AC_ARG_WITH(boot-ldflags,
1518 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1519 [if test "$withval" = "no" -o "$withval" = "yes"; then
1522 poststage1_ldflags=$withval
1524 [poststage1_ldflags=
1525 # With --enable-build-with-cxx, default to linking libstdc++ and
1526 # libgcc statically. But if the user explicitly specified the
1527 # libraries to use, trust that they are doing what they want.
1528 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1529 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1531 AC_SUBST(poststage1_ldflags)
1534 ppllibs=" -lppl_c -lppl -lgmpxx"
1537 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1538 Equivalent to --with-ppl-include=PATH/include
1539 plus --with-ppl-lib=PATH/lib])
1540 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1541 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1550 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1551 pplinc="-I$with_ppl/include $pplinc"
1554 if test "x$with_ppl_include" != x; then
1555 pplinc="-I$with_ppl_include $pplinc"
1557 if test "x$with_ppl_lib" != x; then
1558 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1560 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1561 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1562 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1563 enable_ppl_version_check=no
1566 AC_ARG_ENABLE(ppl-version-check,
1567 [ --disable-ppl-version-check disable check for PPL version],
1568 ENABLE_PPL_CHECK=$enableval,
1569 ENABLE_PPL_CHECK=yes)
1571 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1572 saved_CFLAGS="$CFLAGS"
1573 CFLAGS="$CFLAGS $pplinc $gmpinc"
1574 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
1575 AC_TRY_COMPILE([#include "ppl_c.h"],[
1576 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
1579 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1580 CFLAGS="$saved_CFLAGS"
1583 # Flags needed for PPL
1589 clooglibs=" -lcloog "
1590 clooginc=" -DCLOOG_PPL_BACKEND "
1592 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1593 Equivalent to --with-cloog-include=PATH/include
1594 plus --with-cloog-lib=PATH/lib])
1595 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1596 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1598 if test "x$with_ppl" = "xno"; then
1610 clooglibs="-L$with_cloog/lib -lcloog"
1611 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1614 if test "x$with_cloog_include" != x; then
1615 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1617 if test "x$with_cloog_lib" != x; then
1618 clooglibs="-L$with_cloog_lib -lcloog"
1620 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1621 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
1622 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1623 enable_cloog_version_check=no
1626 AC_ARG_ENABLE(cloog-version-check,
1627 [ --disable-cloog-version-check disable check for CLooG version],
1628 ENABLE_CLOOG_CHECK=$enableval,
1629 ENABLE_CLOOG_CHECK=yes)
1631 if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
1632 saved_CFLAGS="$CFLAGS"
1633 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1634 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
1635 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1636 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
1639 ], [AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1640 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 9
1643 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1644 [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1645 CFLAGS="$saved_CFLAGS"
1648 # Flags needed for CLOOG
1652 # Check for LTO support.
1654 [ --enable-lto enable link time optimization support],
1655 enable_lto=$enableval,
1656 enable_lto=yes; default_enable_lto=yes)
1659 ACX_ELF_TARGET_IFELSE([if test x"$enable_lto" = x"yes" ; then
1660 # Make sure that libelf.h and gelf.h are available.
1661 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1662 Equivalent to --with-libelf-include=PATH/include
1663 plus --with-libelf-lib=PATH/lib])
1665 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1667 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1669 saved_CFLAGS="$CFLAGS"
1670 saved_CPPFLAGS="$CPPFLAGS"
1673 case $with_libelf in
1676 libelfinc="-I/usr/include/libelf"
1679 libelflibs="-L$with_libelf/lib -lelf"
1680 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1681 LIBS="$libelflibs $LIBS"
1685 if test "x$with_libelf_include" != x; then
1686 libelfinc="-I$with_libelf_include"
1689 if test "x$with_libelf_lib" != x; then
1690 libelflibs="-L$with_libelf_lib -lelf"
1691 LIBS="$libelflibs $LIBS"
1694 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1695 && test -d ${srcdir}/libelf; then
1696 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1697 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
1698 LIBS="$libelflibs $LIBS"
1702 CFLAGS="$CFLAGS $libelfinc"
1703 CPPFLAGS="$CPPFLAGS $libelfinc"
1704 LIBS="$LIBS $libelflibs"
1706 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1707 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1709 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1710 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1712 # If we couldn't find libelf.h and the user forced it, emit an error.
1713 if test x"$have_libelf_h" != x"yes" \
1714 && test x"$have_libelf_libelf_h" != x"yes" ; then
1715 if test x"$default_enable_lto" != x"yes" ; then
1716 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1724 # If we couldn't find gelf.h and the user forced it, emit an error.
1725 if test x"$have_gelf_h" != x"yes" \
1726 && test x"$have_libelf_gelf_h" != x"yes" ; then
1727 if test x"$default_enable_lto" != x"yes" ; then
1728 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1736 # Check that the detected libelf has the functions we need. We cannot
1737 # rely on just detecting the headers since they do not include
1738 # versioning information. Add functions, if needed.
1739 if test x"$enable_lto" = x"yes" ; then
1740 AC_MSG_CHECKING([for the correct version of libelf])
1742 [#include <libelf.h>],[
1746 elf_strptr (0, 0, 0);
1747 elf_getident (0, 0);
1748 elf_begin (0, 0, 0);
1752 [AC_MSG_RESULT([yes]);],
1753 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1756 # Check for elf_getshdrstrndx or elf_getshstrndx. The latter's flavor
1757 # is determined in gcc/configure.ac.
1758 if test x"$enable_lto" = x"yes" ; then
1759 AC_MSG_CHECKING([for elf_getshdrstrndx])
1761 [#include <libelf.h>],[
1762 elf_getshdrstrndx (0, 0);
1764 [AC_MSG_RESULT([yes]);],
1765 [AC_MSG_RESULT([no]);
1766 AC_MSG_CHECKING([for elf_getshstrndx])
1768 [#include <libelf.h>],[
1769 elf_getshstrndx (0, 0);
1771 [AC_MSG_RESULT([yes]);],
1772 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1777 # If we couldn't enable LTO and the user forced it, emit an error.
1778 if test x"$enable_lto" = x"no" \
1779 && test x"$default_enable_lto" != x"yes" ; then
1780 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1781 Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1782 to specify its location.])
1786 CFLAGS="$saved_CFLAGS"
1787 CPPFLAGS="$saved_CPPFLAGS"
1792 # Flags needed for libelf.
1793 AC_SUBST(libelflibs)
1795 fi],[if test x"$default_enable_lto" = x"yes" ; then
1796 # On non-ELF platforms, LTO must be explicitly enabled.
1799 # Apart from ELF platforms, only Windows supports LTO so far. It
1800 # would also be nice to check the binutils support, but we don't
1801 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1802 # warn during gcc/ subconfigure; unless you're bootstrapping with
1803 # -flto it won't be needed until after installation anyway.
1805 *-cygwin*|*-mingw*) ;;
1806 *) if test x"$enable_lto" = x"yes"; then
1807 AC_MSG_ERROR([LTO support is not enabled for this target.])
1812 default_enable_lto=no])
1815 # By default, C is the only stage 1 language.
1816 stage1_languages=,c,
1818 # Target libraries that we bootstrap.
1819 bootstrap_target_libs=,target-libgcc,
1821 # Figure out what language subdirectories are present.
1822 # Look if the user specified --enable-languages="..."; if not, use
1823 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1825 # NB: embedded tabs in this IF block -- do not untabify
1826 if test -d ${srcdir}/gcc; then
1827 if test x"${enable_languages+set}" != xset; then
1828 if test x"${LANGUAGES+set}" = xset; then
1829 enable_languages="${LANGUAGES}"
1830 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1832 enable_languages=all
1835 if test x"${enable_languages}" = x ||
1836 test x"${enable_languages}" = xyes;
1838 echo configure.in: --enable-languages needs at least one language argument 1>&2
1842 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1844 # 'f95' is the old name for the 'fortran' language. We issue a warning
1845 # and make the substitution.
1846 case ,${enable_languages}, in
1848 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1849 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1853 # First scan to see if an enabled language requires some other language.
1854 # We assume that a given config-lang.in will list all the language
1855 # front ends it requires, even if some are required indirectly.
1856 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1857 case ${lang_frag} in
1859 # The odd quoting in the next line works around
1860 # an apparent bug in bash 1.12 on linux.
1861 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1863 # From the config-lang.in, get $language, $lang_requires
1867 for other in ${lang_requires} ; do
1868 case ,${enable_languages}, in
1872 echo " \`$other' language required by \`$language'; enabling" 1>&2
1873 enable_languages="${enable_languages},${other}"
1881 new_enable_languages=,c,
1883 # If LTO is enabled, add the LTO front end.
1884 extra_host_libiberty_configure_flags=
1885 if test "$enable_lto" = "yes" ; then
1886 case ,${enable_languages}, in
1888 *) enable_languages="${enable_languages},lto" ;;
1890 if test "${ENABLE_GOLD}" = "yes" ; then
1891 configdirs="$configdirs lto-plugin"
1892 extra_host_libiberty_configure_flags=--enable-shared
1895 AC_SUBST(extra_host_libiberty_configure_flags)
1897 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1898 potential_languages=,c,
1900 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1901 case ${lang_frag} in
1903 # The odd quoting in the next line works around
1904 # an apparent bug in bash 1.12 on linux.
1905 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1907 # From the config-lang.in, get $language, $target_libs,
1908 # $lang_dirs, $boot_language, and $build_by_default
1914 build_by_default=yes
1916 if test x${language} = x; then
1917 echo "${lang_frag} doesn't set \$language." 1>&2
1921 if test "$language" = "c++" \
1922 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1926 case ,${enable_languages}, in
1928 # Language was explicitly selected; include it.
1932 # 'all' was selected, select it if it is a default language
1933 add_this_lang=${build_by_default}
1940 # Disable languages that need other directories if these aren't available.
1941 for i in $subdir_requires; do
1942 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1943 case ,${enable_languages}, in
1945 # Specifically requested language; tell them.
1946 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1950 add_this_lang=unsupported
1955 # Disable Ada if no preexisting GNAT is available.
1956 case ,${enable_languages},:${language}:${have_gnat} in
1957 *,${language},*:ada:no)
1958 # Specifically requested language; tell them.
1959 AC_MSG_ERROR([GNAT is required to build $language])
1963 add_this_lang=unsupported
1967 # Disable a language that is unsupported by the target.
1968 case " $unsupported_languages " in
1970 add_this_lang=unsupported
1974 case $add_this_lang in
1976 # Remove language-dependent dirs.
1977 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1980 # Remove language-dependent dirs; still show language as supported.
1981 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1982 potential_languages="${potential_languages}${language},"
1985 new_enable_languages="${new_enable_languages}${language},"
1986 potential_languages="${potential_languages}${language},"
1987 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1988 case "${boot_language}:,$enable_stage1_languages," in
1989 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1990 # Add to (comma-separated) list of stage 1 languages.
1991 case ",$stage1_languages," in
1992 *,$language,* | ,yes, | ,all,) ;;
1993 *) stage1_languages="${stage1_languages}${language}," ;;
1995 # We need to bootstrap any supporting libraries.
1996 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
2005 AC_ARG_ENABLE(stage1-languages,
2006 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
2007 stage1. Mostly useful for compiler development.],
2008 [case ,${enable_stage1_languages}, in
2010 # Set it to something that will have no effect in the loop below
2011 enable_stage1_languages=c ;;
2013 enable_stage1_languages=`echo $new_enable_languages | \
2014 sed -e "s/^,//" -e "s/,$//" ` ;;
2016 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
2017 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
2020 # Add "good" languages from enable_stage1_languages to stage1_languages,
2021 # while "bad" languages go in missing_languages. Leave no duplicates.
2022 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
2023 case $potential_languages in
2025 case $stage1_languages in
2027 *) stage1_languages="$stage1_languages$i," ;;
2030 case $missing_languages in
2032 *) missing_languages="$missing_languages$i," ;;
2037 # Remove leading/trailing commas that were added for simplicity
2038 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2039 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2040 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2041 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2043 if test "x$missing_languages" != x; then
2045 The following requested languages could not be built: ${missing_languages}
2046 Supported languages are: ${potential_languages}])
2048 if test "x$new_enable_languages" != "x$enable_languages"; then
2049 echo The following languages will be built: ${new_enable_languages}
2050 enable_languages="$new_enable_languages"
2053 AC_SUBST(stage1_languages)
2054 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2057 # Handle --disable-<component> generically.
2058 for dir in $configdirs $build_configdirs $target_configdirs ; do
2059 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2060 varname=`echo $dirname | sed -e s/+/_/g`
2061 if eval test x\${enable_${varname}} "=" xno ; then
2062 noconfigdirs="$noconfigdirs $dir"
2066 # Check for Boehm's garbage collector
2067 AC_ARG_ENABLE(objc-gc,
2068 [ --enable-objc-gc enable use of Boehm's garbage collector with the
2069 GNU Objective-C runtime],
2070 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2071 *,objc,*:*:yes:*target-boehm-gc*)
2072 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2076 # Make sure we only build Boehm's garbage collector if required.
2077 case ,${enable_languages},:${enable_objc_gc} in
2079 # Keep target-boehm-gc if requested for Objective-C.
2082 # Otherwise remove target-boehm-gc depending on target-libjava.
2083 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2084 noconfigdirs="$noconfigdirs target-boehm-gc"
2089 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2090 # $build_configdirs and $target_configdirs.
2091 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2094 for dir in . $skipdirs $noconfigdirs ; do
2095 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2096 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2097 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2098 if test -r $srcdir/$dirname/configure ; then
2099 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2102 notsupp="$notsupp $dir"
2106 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2107 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2108 if test -r $srcdir/$dirname/configure ; then
2109 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2112 notsupp="$notsupp $dir"
2116 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2117 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2118 if test -r $srcdir/$dirname/configure ; then
2119 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2122 notsupp="$notsupp $dir"
2128 # Sometimes the tools are distributed with libiberty but with no other
2129 # libraries. In that case, we don't want to build target-libiberty.
2130 # Don't let libgcc imply libiberty either.
2131 if test -n "${target_configdirs}" ; then
2134 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2135 if test "$i" = "libgcc"; then
2136 libgcc=target-libgcc
2137 elif test "$i" != "libiberty" ; then
2138 if test -r $srcdir/$i/configure ; then
2144 if test -z "${others}" ; then
2145 target_configdirs=$libgcc
2149 # Quietly strip out all directories which aren't configurable in this tree.
2150 # This relies on all configurable subdirectories being autoconfiscated, which
2152 build_configdirs_all="$build_configdirs"
2154 for i in ${build_configdirs_all} ; do
2155 j=`echo $i | sed -e s/build-//g`
2156 if test -f ${srcdir}/$j/configure ; then
2157 build_configdirs="${build_configdirs} $i"
2161 configdirs_all="$configdirs"
2163 for i in ${configdirs_all} ; do
2164 if test -f ${srcdir}/$i/configure ; then
2165 configdirs="${configdirs} $i"
2169 target_configdirs_all="$target_configdirs"
2171 for i in ${target_configdirs_all} ; do
2172 j=`echo $i | sed -e s/target-//g`
2173 if test -f ${srcdir}/$j/configure ; then
2174 target_configdirs="${target_configdirs} $i"
2178 # Produce a warning message for the subdirs we can't configure.
2179 # This isn't especially interesting in the Cygnus tree, but in the individual
2180 # FSF releases, it's important to let people know when their machine isn't
2181 # supported by the one or two programs in a package.
2183 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2184 # If $appdirs is non-empty, at least one of those directories must still
2185 # be configured, or we error out. (E.g., if the gas release supports a
2186 # specified target in some subdirs but not the gas subdir, we shouldn't
2187 # pretend that all is well.)
2188 if test -n "$appdirs" ; then
2189 for dir in $appdirs ; do
2190 if test -r $dir/Makefile.in ; then
2191 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2195 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2201 if test -n "$appdirs" ; then
2202 echo "*** This configuration is not supported by this package." 1>&2
2206 # Okay, some application will build, or we don't care to check. Still
2207 # notify of subdirs not getting built.
2208 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2209 echo " ${notsupp}" 1>&2
2210 echo " (Any other directories should still work fine.)" 1>&2
2218 # To find our prefix, in gcc_cv_tool_prefix.
2223 AC_ARG_WITH([build-sysroot],
2224 [ --with-build-sysroot=SYSROOT
2225 use sysroot as the system root during the build],
2226 [if test x"$withval" != x ; then
2227 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2229 [SYSROOT_CFLAGS_FOR_TARGET=])
2230 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2232 AC_ARG_WITH([debug-prefix-map],
2233 [ --with-debug-prefix-map='A=B C=D ...'
2234 map A to B, C to D ... in debug information],
2235 [if test x"$withval" != x; then
2236 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2237 for debug_map in $withval; do
2238 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2241 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2242 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2244 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2245 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2246 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2247 # We want to ensure that TARGET libraries (which we know are built with
2248 # gcc) are built with "-O2 -g", so include those options when setting
2249 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2250 if test "x$CFLAGS_FOR_TARGET" = x; then
2251 CFLAGS_FOR_TARGET=$CFLAGS
2254 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2257 *" -g "* | *" -g3 "*) ;;
2258 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2261 AC_SUBST(CFLAGS_FOR_TARGET)
2263 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2264 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2265 case " $CXXFLAGS " in
2267 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2269 case " $CXXFLAGS " in
2270 *" -g "* | *" -g3 "*) ;;
2271 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2274 AC_SUBST(CXXFLAGS_FOR_TARGET)
2276 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2277 # the named directory are copied to $(tooldir)/sys-include.
2278 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2279 if test x${is_cross_compiler} = xno ; then
2280 echo 1>&2 '***' --with-headers is only supported when cross compiling
2283 if test x"${with_headers}" != xyes ; then
2284 x=${gcc_cv_tool_prefix}
2285 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2289 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2290 # the name directories are copied to $(tooldir)/lib. Multiple directories
2292 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2293 if test x${is_cross_compiler} = xno ; then
2294 echo 1>&2 '***' --with-libs is only supported when cross compiling
2297 if test x"${with_libs}" != xyes ; then
2298 # Copy the libraries in reverse order, so that files in the first named
2299 # library override files in subsequent libraries.
2300 x=${gcc_cv_tool_prefix}
2301 for l in ${with_libs}; do
2302 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2307 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2309 # This is done by determining whether or not the appropriate directory
2310 # is available, and by checking whether or not specific configurations
2311 # have requested that this magic not happen.
2313 # The command line options always override the explicit settings in
2314 # configure.in, and the settings in configure.in override this magic.
2316 # If the default for a toolchain is to use GNU as and ld, and you don't
2317 # want to do that, then you should use the --without-gnu-as and
2318 # --without-gnu-ld options for the configure script. Similarly, if
2319 # the default is to use the included zlib and you don't want to do that,
2320 # you should use the --with-system-zlib option for the configure script.
2322 if test x${use_gnu_as} = x &&
2323 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2325 extra_host_args="$extra_host_args --with-gnu-as"
2328 if test x${use_gnu_ld} = x &&
2329 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2331 extra_host_args="$extra_host_args --with-gnu-ld"
2334 if test x${use_included_zlib} = x &&
2335 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2338 with_system_zlib=yes
2339 extra_host_args="$extra_host_args --with-system-zlib"
2342 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2343 # can detect this case.
2345 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2347 extra_host_args="$extra_host_args --with-newlib"
2350 # Handle ${copy_dirs}
2351 set fnord ${copy_dirs}
2353 while test $# != 0 ; do
2354 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2357 echo Copying $1 to $2
2359 # Use the install script to create the directory and all required
2360 # parent directories.
2361 if test -d $2 ; then
2365 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2368 # Copy the directory, assuming we have tar.
2369 # FIXME: Should we use B in the second tar? Not all systems support it.
2370 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2372 # It is the responsibility of the user to correctly adjust all
2373 # symlinks. If somebody can figure out how to handle them correctly
2374 # here, feel free to add the code.
2381 # Determine a target-dependent exec_prefix that the installed
2382 # gcc will search in. Keep this list sorted by triplet, with
2383 # the *-*-osname triplets last.
2387 md_exec_prefix=/gnu/lib/gcc-lib
2389 i[[34567]]86-pc-msdosdjgpp*)
2390 md_exec_prefix=/dev/env/DJDIR/bin
2392 i[[34567]]86-*-sco3.2v5*)
2393 if test $with_gnu_as = yes; then
2394 md_exec_prefix=/usr/gnu/bin
2396 md_exec_prefix=/usr/ccs/bin/elf
2401 powerpc-*-chorusos* | \
2402 powerpc*-*-eabi* | \
2403 powerpc*-*-sysv* | \
2404 powerpc*-*-kaos* | \
2406 md_exec_prefix=/usr/ccs/bin
2411 md_exec_prefix=/usr/ccs/bin
2426 md_exec_prefix=/usr/ccs/bin
2430 extra_arflags_for_target=
2431 extra_nmflags_for_target=
2432 extra_ranlibflags_for_target=
2433 target_makefile_frag=/dev/null
2436 target_makefile_frag="config/mt-mep"
2439 target_makefile_frag="config/mt-spu"
2442 target_makefile_frag="config/mt-sde"
2444 mipsisa*-*-elfoabi*)
2445 target_makefile_frag="config/mt-mips-elfoabi"
2447 mips*-*-*linux* | mips*-*-gnu*)
2448 target_makefile_frag="config/mt-mips-gnu"
2451 target_makefile_frag="config/mt-netware"
2453 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2454 target_makefile_frag="config/mt-gnu"
2456 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2457 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2458 # commands to handle both 32-bit and 64-bit objects. These flags are
2459 # harmless if we're using GNU nm or ar.
2460 extra_arflags_for_target=" -X32_64"
2461 extra_nmflags_for_target=" -B -X32_64"
2464 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2465 extra_ranlibflags_for_target=" -c"
2467 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2468 target_makefile_frag="config/mt-wince"
2472 alphaieee_frag=/dev/null
2475 # This just makes sure to use the -mieee option to build target libs.
2476 # This should probably be set individually by each library.
2477 alphaieee_frag="config/mt-alphaieee"
2481 # If --enable-target-optspace always use -Os instead of -O2 to build
2482 # the target libraries, similarly if it is not specified, use -Os
2483 # on selected platforms.
2484 ospace_frag=/dev/null
2485 case "${enable_target_optspace}:${target}" in
2487 ospace_frag="config/mt-ospace"
2490 ospace_frag="config/mt-d30v"
2492 :m32r-* | :d10v-* | :fr30-*)
2493 ospace_frag="config/mt-ospace"
2498 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2502 # Default to using --with-stabs for certain targets.
2503 if test x${with_stabs} = x ; then
2505 mips*-*-irix[[56]]*)
2507 mips*-*-* | alpha*-*-osf*)
2509 extra_host_args="${extra_host_args} --with-stabs"
2514 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2515 # them automatically.
2518 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2522 # Some systems (e.g., one of the i386-aix systems the gas testers are
2523 # using) don't handle "\$" correctly, so don't use it here.
2524 tooldir='${exec_prefix}'/${target_noncanonical}
2525 build_tooldir=${tooldir}
2527 # Create a .gdbinit file which runs the one in srcdir
2528 # and tells GDB to look there for source files.
2530 if test -r ${srcdir}/.gdbinit ; then
2533 *) cat > ./.gdbinit <<EOF
2537 source ${srcdir}/.gdbinit
2543 # Make sure that the compiler is able to generate an executable. If it
2544 # can't, we are probably in trouble. We don't care whether we can run the
2545 # executable--we might be using a cross compiler--we only care whether it
2546 # can be created. At this point the main configure script has set CC.
2548 echo "int main () { return 0; }" > conftest.c
2549 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2550 if test $? = 0 ; then
2551 if test -s conftest || test -s conftest.exe ; then
2557 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2558 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2565 # The Solaris /usr/ucb/cc compiler does not appear to work.
2567 sparc-sun-solaris2*)
2568 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2569 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2571 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2572 if test -d /opt/cygnus/bin ; then
2573 if test "$could_use" = "" ; then
2574 could_use="/opt/cygnus/bin"
2576 could_use="$could_use or /opt/cygnus/bin"
2579 if test "$could_use" = "" ; then
2580 echo "Warning: compilation may fail because you're using"
2581 echo "/usr/ucb/cc. You should change your PATH or CC "
2582 echo "variable and rerun configure."
2584 echo "Warning: compilation may fail because you're using"
2585 echo "/usr/ucb/cc, when you should use the C compiler from"
2586 echo "$could_use. You should change your"
2587 echo "PATH or CC variable and rerun configure."
2593 # Decide which environment variable is used to find dynamic libraries.
2595 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2596 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2597 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2598 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2601 # On systems where the dynamic library environment variable is PATH,
2602 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2603 # built executables to PATH.
2604 if test "$RPATH_ENVVAR" = PATH; then
2605 GCC_SHLIB_SUBDIR=/shlib
2610 # Record target_configdirs and the configure arguments for target and
2611 # build configuration in Makefile.
2612 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2613 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2615 # If we are building libgomp, bootstrap it.
2616 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2617 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2620 # Determine whether gdb needs tk/tcl or not.
2621 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2622 # and in that case we want gdb to be built without tk. Ugh!
2623 # In fact I believe gdb is the *only* package directly dependent on tk,
2624 # so we should be able to put the 'maybe's in unconditionally and
2625 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2626 # 100% sure that that's safe though.
2628 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2629 case "$enable_gdbtk" in
2633 GDB_TK="${gdb_tk}" ;;
2635 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2636 # distro. Eventually someone will fix this and move Insight, nee
2637 # gdbtk to a separate directory.
2638 if test -d ${srcdir}/gdb/gdbtk ; then
2645 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2646 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2648 # Strip out unwanted targets.
2650 # While at that, we remove Makefiles if we were started for recursive
2651 # configuration, so that the top-level Makefile reconfigures them,
2652 # like we used to do when configure itself was recursive.
2654 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2655 # but now we're fixing up the Makefile ourselves with the additional
2656 # commands passed to AC_CONFIG_FILES. Use separate variables
2657 # extrasub-{build,host,target} not because there is any reason to split
2658 # the substitutions up that way, but only to remain below the limit of
2659 # 99 commands in a script, for HP-UX sed.
2660 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2662 AC_ARG_ENABLE([bootstrap],
2663 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2664 enable_bootstrap=default)
2666 # Issue errors and warnings for invalid/strange bootstrap combinations.
2667 case "$configdirs" in
2668 *gcc*) have_compiler=yes ;;
2669 *) have_compiler=no ;;
2672 case "$have_compiler:$host:$target:$enable_bootstrap" in
2675 # Default behavior. Enable bootstrap if we have a compiler
2676 # and we are in a native configuration.
2677 yes:$build:$build:default)
2678 enable_bootstrap=yes ;;
2681 enable_bootstrap=no ;;
2683 # We have a compiler and we are in a native configuration, bootstrap is ok
2684 yes:$build:$build:yes)
2687 # Other configurations, but we have a compiler. Assume the user knows
2690 AC_MSG_WARN([trying to bootstrap a cross compiler])
2693 # No compiler: if they passed --enable-bootstrap explicitly, fail
2695 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2697 # Fail if wrong command line
2699 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2703 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2706 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2710 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2711 yes:yes:*\ gold\ *:*,c++,*) ;;
2712 yes:yes:*\ gold\ *:*)
2713 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2717 # Adjust the toplevel makefile according to whether bootstrap was selected.
2718 case $enable_bootstrap in
2720 bootstrap_suffix=bootstrap
2721 BUILD_CONFIG=bootstrap-debug
2724 bootstrap_suffix=no-bootstrap
2729 AC_MSG_CHECKING(for default BUILD_CONFIG)
2731 AC_ARG_WITH([build-config],
2732 [--with-build-config='NAME NAME2...'
2733 Use config/NAME.mk build configuration],
2734 [case $with_build_config in
2735 yes) with_build_config= ;;
2736 no) with_build_config= BUILD_CONFIG= ;;
2739 if test "x${with_build_config}" != x; then
2740 BUILD_CONFIG=$with_build_config
2742 case $BUILD_CONFIG in
2744 if echo "int f (void) { return 0; }" > conftest.c &&
2745 ${CC} -c conftest.c &&
2746 mv conftest.o conftest.o.g0 &&
2747 ${CC} -c -g conftest.c &&
2748 mv conftest.o conftest.o.g &&
2749 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2754 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2758 AC_MSG_RESULT($BUILD_CONFIG)
2759 AC_SUBST(BUILD_CONFIG)
2762 for module in ${build_configdirs} ; do
2763 if test -z "${no_recursion}" \
2764 && test -f ${build_subdir}/${module}/Makefile; then
2765 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2766 rm -f ${build_subdir}/${module}/Makefile
2768 extrasub_build="$extrasub_build
2769 /^@if build-$module\$/d
2770 /^@endif build-$module\$/d
2771 /^@if build-$module-$bootstrap_suffix\$/d
2772 /^@endif build-$module-$bootstrap_suffix\$/d"
2775 for module in ${configdirs} ; do
2776 if test -z "${no_recursion}"; then
2777 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2778 if test -f ${file}; then
2779 echo 1>&2 "*** removing ${file} to force reconfigure"
2784 extrasub_host="$extrasub_host
2786 /^@endif $module\$/d
2787 /^@if $module-$bootstrap_suffix\$/d
2788 /^@endif $module-$bootstrap_suffix\$/d"
2791 for module in ${target_configdirs} ; do
2792 if test -z "${no_recursion}" \
2793 && test -f ${target_subdir}/${module}/Makefile; then
2794 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2795 rm -f ${target_subdir}/${module}/Makefile
2798 # We only bootstrap target libraries listed in bootstrap_target_libs.
2799 case $bootstrap_target_libs in
2800 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2801 *) target_bootstrap_suffix=no-bootstrap ;;
2804 extrasub_target="$extrasub_target
2805 /^@if target-$module\$/d
2806 /^@endif target-$module\$/d
2807 /^@if target-$module-$target_bootstrap_suffix\$/d
2808 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2811 # Do the final fixup along with target modules.
2812 extrasub_target="$extrasub_target
2813 /^@if /,/^@endif /d"
2815 # Create the serialization dependencies. This uses a temporary file.
2817 AC_ARG_ENABLE([serial-configure],
2818 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2819 force sequential configuration of
2820 sub-packages for the host, target or build
2821 machine, or all sub-packages])
2823 case ${enable_serial_configure} in
2825 enable_serial_build_configure=yes
2826 enable_serial_host_configure=yes
2827 enable_serial_target_configure=yes
2831 # These force 'configure's to be done one at a time, to avoid problems
2832 # with contention over a shared config.cache.
2834 echo '# serdep.tmp' > serdep.tmp
2836 test "x${enable_serial_build_configure}" = xyes &&
2837 for item in ${build_configdirs} ; do
2840 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2845 test "x${enable_serial_host_configure}" = xyes &&
2846 for item in ${configdirs} ; do
2849 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2854 test "x${enable_serial_target_configure}" = xyes &&
2855 for item in ${target_configdirs} ; do
2858 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2862 serialization_dependencies=serdep.tmp
2863 AC_SUBST_FILE(serialization_dependencies)
2865 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2866 # target, nonopt, and variable assignments. These are the ones we
2867 # might not want to pass down to subconfigures. The exception being
2868 # --cache-file=/dev/null, which is used to turn off the use of cache
2869 # files altogether, and which should be passed on to subconfigures.
2870 # Also strip program-prefix, program-suffix, and program-transform-name,
2871 # so that we can pass down a consistent program-transform-name.
2875 eval "set -- $ac_configure_args"
2878 if test X"$skip_next" = X"yes"; then
2882 if test X"$keep_next" = X"yes"; then
2885 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2887 baseargs="$baseargs '$ac_arg'"
2892 # Handle separated arguments. Based on the logic generated by
2895 *=* | --config-cache | -C | -disable-* | --disable-* \
2896 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2897 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2898 | -with-* | --with-* | -without-* | --without-* | --x)
2910 --cache-file=/dev/null | \
2911 -cache-file=/dev/null )
2912 # Handled here to avoid the test to skip args below.
2913 baseargs="$baseargs '$ac_arg'"
2914 # Assert: $separate_arg should always be no.
2915 keep_next=$separate_arg
2931 -program-prefix* | \
2932 -program-suffix* | \
2933 -program-transform-name* )
2934 skip_next=$separate_arg
2938 # An option. Add it.
2941 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2943 baseargs="$baseargs '$ac_arg'"
2944 keep_next=$separate_arg
2947 # Either a variable assignment, or a nonopt (triplet). Don't
2948 # pass it down; let the Makefile handle this.
2953 # Remove the initial space we just introduced and, as these will be
2954 # expanded by make, quote '$'.
2955 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2957 # Add in --program-transform-name, after --program-prefix and
2958 # --program-suffix have been applied to it. Autoconf has already
2959 # doubled dollar signs and backslashes in program_transform_name; we want
2960 # the backslashes un-doubled, and then the entire thing wrapped in single
2961 # quotes, because this will be expanded first by make and then by the shell.
2962 # Also, because we want to override the logic in subdir configure scripts to
2963 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2964 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2965 ${program_transform_name}
2967 gcc_transform_name=`cat conftestsed.out`
2968 rm -f conftestsed.out
2969 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2970 if test "$silent" = yes; then
2971 baseargs="$baseargs --silent"
2973 baseargs="$baseargs --disable-option-checking"
2975 # For the build-side libraries, we just need to pretend we're native,
2976 # and not use the same cache file. Multilibs are neither needed nor
2978 build_configargs="--cache-file=../config.cache ${baseargs}"
2980 # For host modules, accept cache file option, or specification as blank.
2981 case "${cache_file}" in
2983 cache_file_option="" ;;
2984 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2985 cache_file_option="--cache-file=${cache_file}" ;;
2987 cache_file_option="--cache-file=../${cache_file}" ;;
2990 # Host dirs don't like to share a cache file either, horribly enough.
2991 # This seems to be due to autoconf 2.5x stupidity.
2992 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2994 target_configargs=${baseargs}
2996 # Passing a --with-cross-host argument lets the target libraries know
2997 # whether they are being built with a cross-compiler or being built
2998 # native. However, it would be better to use other mechanisms to make the
2999 # sorts of decisions they want to make on this basis. Please consider
3000 # this option to be deprecated. FIXME.
3001 if test x${is_cross_compiler} = xyes ; then
3002 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
3005 # Default to --enable-multilib.
3006 if test x${enable_multilib} = x ; then
3007 target_configargs="--enable-multilib ${target_configargs}"
3010 # Pass --with-newlib if appropriate. Note that target_configdirs has
3011 # changed from the earlier setting of with_newlib.
3012 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3013 target_configargs="--with-newlib ${target_configargs}"
3016 # Different target subdirs use different values of certain variables
3017 # (notably CXX). Worse, multilibs use *lots* of different values.
3018 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3019 # it doesn't automatically accept command-line overrides of them.
3020 # This means it's not safe for target subdirs to share a cache file,
3021 # which is disgusting, but there you have it. Hopefully this can be
3022 # fixed in future. It's still worthwhile to use a cache file for each
3023 # directory. I think.
3025 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3026 # We need to pass --target, as newer autoconf's requires consistency
3027 # for target_alias and gcc doesn't manage it consistently.
3028 target_configargs="--cache-file=./config.cache ${target_configargs}"
3031 case " $target_configdirs " in
3033 case " $target_configargs " in
3034 *" --with-newlib "*)
3037 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 $$s/winsup/w32api/include'
3041 # If we're not building GCC, don't discard standard headers.
3042 if test -d ${srcdir}/gcc; then
3043 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3045 if test "${build}" != "${host}"; then
3046 # On Canadian crosses, CC_FOR_TARGET will have already been set
3047 # by `configure', so we won't have an opportunity to add -Bgcc/
3048 # to it. This is right: we don't want to search that directory
3049 # for binaries, but we want the header files in there, so add
3051 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
3053 # Someone might think of using the pre-installed headers on
3054 # Canadian crosses, in case the installed compiler is not fully
3055 # compatible with the compiler being built. In this case, it
3056 # would be better to flag an error than risking having
3057 # incompatible object files being constructed. We can't
3058 # guarantee that an error will be flagged, but let's hope the
3059 # compiler will do it, when presented with incompatible header
3064 case "${target}-${is_cross_compiler}" in
3065 i[[3456789]]86-*-linux*-no)
3066 # Here host == target, so we don't need to build gcc,
3067 # so we don't want to discard standard headers.
3068 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3071 # If we're building newlib, use its generic headers last, but search
3072 # for any libc-related directories first (so make it the last -B
3074 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3076 # If we're building libgloss, find the startup file, simulator library
3077 # and linker script.
3078 case " $target_configdirs " in
3080 # Look for startup file, simulator library and maybe linker script.
3081 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3082 # Look for libnosys.a in case the target needs it.
3083 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3084 # Most targets have the linker script in the source directory.
3085 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3096 x86_64-*mingw* | *-w64-mingw*)
3097 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3098 # however, use a symlink named 'mingw' in ${prefix} .
3099 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3102 # MinGW can't be handled as Cygwin above since it does not use newlib.
3103 FLAGS_FOR_TARGET=$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'
3107 # Allow the user to override the flags for
3108 # our build compiler if desired.
3109 if test x"${build}" = x"${host}" ; then
3110 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3111 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3112 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3115 # On Canadian crosses, we'll be searching the right directories for
3116 # the previously-installed cross compiler, so don't bother to add
3117 # flags for directories within the install tree of the compiler
3118 # being built; programs in there won't even run.
3119 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3120 # Search for pre-installed headers if nothing else fits.
3121 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3124 if test "x${use_gnu_ld}" = x &&
3125 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3126 # Arrange for us to find uninstalled linker scripts.
3127 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3130 # Search for other target-specific linker scripts and such.
3133 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3137 # Makefile fragments.
3138 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3140 eval fragval=\$$frag
3141 if test $fragval != /dev/null; then
3142 eval $frag=${srcdir}/$fragval
3145 AC_SUBST_FILE(host_makefile_frag)
3146 AC_SUBST_FILE(target_makefile_frag)
3147 AC_SUBST_FILE(alphaieee_frag)
3148 AC_SUBST_FILE(ospace_frag)
3150 # Miscellanea: directories, flags, etc.
3151 AC_SUBST(RPATH_ENVVAR)
3152 AC_SUBST(GCC_SHLIB_SUBDIR)
3154 AC_SUBST(build_tooldir)
3155 AC_SUBST(CONFIGURE_GDB_TK)
3157 AC_SUBST(INSTALL_GDB_TK)
3159 # Build module lists & subconfigure args.
3160 AC_SUBST(build_configargs)
3161 AC_SUBST(build_configdirs)
3163 # Host module lists & subconfigure args.
3164 AC_SUBST(host_configargs)
3165 AC_SUBST(configdirs)
3166 AC_SUBST(target_configdirs)
3168 # Target module lists & subconfigure args.
3169 AC_SUBST(target_configargs)
3173 AC_SUBST(AR_FOR_BUILD)
3174 AC_SUBST(AS_FOR_BUILD)
3175 AC_SUBST(CC_FOR_BUILD)
3176 AC_SUBST(CFLAGS_FOR_BUILD)
3177 AC_SUBST(CXXFLAGS_FOR_BUILD)
3178 AC_SUBST(CXX_FOR_BUILD)
3179 AC_SUBST(DLLTOOL_FOR_BUILD)
3180 AC_SUBST(GCJ_FOR_BUILD)
3181 AC_SUBST(GFORTRAN_FOR_BUILD)
3182 AC_SUBST(LDFLAGS_FOR_BUILD)
3183 AC_SUBST(LD_FOR_BUILD)
3184 AC_SUBST(NM_FOR_BUILD)
3185 AC_SUBST(RANLIB_FOR_BUILD)
3186 AC_SUBST(WINDMC_FOR_BUILD)
3187 AC_SUBST(WINDRES_FOR_BUILD)
3188 AC_SUBST(config_shell)
3190 # Generate default definitions for YACC, M4, LEX and other programs that run
3191 # on the build machine. These are used if the Makefile can't locate these
3192 # programs in objdir.
3193 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3195 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3196 case " $build_configdirs " in
3197 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3198 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3201 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3202 case " $build_configdirs " in
3203 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3206 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3207 case " $build_configdirs " in
3208 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3211 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3212 case " $build_configdirs " in
3213 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3214 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3217 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3218 case " $build_configdirs " in
3219 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3222 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3223 case " $build_configdirs " in
3224 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3227 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3228 # higher, else we use the "missing" dummy.
3229 if ${MAKEINFO} --version \
3230 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3233 MAKEINFO="$MISSING makeinfo"
3239 # FIXME: expect and dejagnu may become build tools?
3241 AC_CHECK_PROGS(EXPECT, expect, expect)
3242 case " $configdirs " in
3244 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3248 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3249 case " $configdirs " in
3251 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3257 NCN_STRICT_CHECK_TOOLS(AR, ar)
3258 NCN_STRICT_CHECK_TOOLS(AS, as)
3259 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3260 NCN_STRICT_CHECK_TOOLS(LD, ld)
3261 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3262 NCN_STRICT_CHECK_TOOLS(NM, nm)
3263 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3264 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3265 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3266 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3267 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3268 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3275 AC_ARG_WITH([build-time-tools],
3276 [ --with-build-time-tools=PATH
3277 use given path to find target tools during the build],
3278 [case x"$withval" in
3281 with_build_time_tools=
3282 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3285 [with_build_time_tools=])
3287 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3288 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3289 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3290 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3291 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3293 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3294 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3295 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3296 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3297 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3298 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3299 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3300 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3301 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3302 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3303 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3305 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3307 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3308 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3309 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3310 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3311 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3313 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3314 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3316 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3317 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3318 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3319 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3320 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3321 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3322 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3323 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3324 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3325 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3326 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3327 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3328 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3329 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3331 AC_SUBST(FLAGS_FOR_TARGET)
3332 AC_SUBST(RAW_CXX_FOR_TARGET)
3334 # Certain tools may need extra flags.
3335 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3336 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3337 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3339 # When building target libraries, except in a Canadian cross, we use
3340 # the same toolchain as the compiler we just built.
3341 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3342 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3343 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3344 if test $host = $build; then
3345 case " $configdirs " in
3347 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3348 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3349 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3354 AC_SUBST(COMPILER_AS_FOR_TARGET)
3355 AC_SUBST(COMPILER_LD_FOR_TARGET)
3356 AC_SUBST(COMPILER_NM_FOR_TARGET)
3358 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3359 AC_ARG_ENABLE(maintainer-mode,
3360 [ --enable-maintainer-mode enable make rules and dependencies not useful
3361 (and sometimes confusing) to the casual installer],
3362 USE_MAINTAINER_MODE=$enableval,
3363 USE_MAINTAINER_MODE=no)
3364 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3365 AC_SUBST(MAINTAINER_MODE_TRUE)
3366 AC_SUBST(MAINTAINER_MODE_FALSE)
3367 if test "$USE_MAINTAINER_MODE" = yes; then
3368 MAINTAINER_MODE_TRUE=
3369 MAINTAINER_MODE_FALSE='#'
3371 MAINTAINER_MODE_TRUE='#'
3372 MAINTAINER_MODE_FALSE=
3374 MAINT=$MAINTAINER_MODE_TRUE
3377 # ---------------------
3378 # GCC bootstrap support
3379 # ---------------------
3381 # Stage specific cflags for build.
3386 yes) stage1_cflags="-g -Wa,-J" ;;
3387 *) stage1_cflags="-g -J" ;;
3391 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3392 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3393 saved_CFLAGS="$CFLAGS"
3395 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3396 CFLAGS="$CFLAGS -fkeep-inline-functions"
3397 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3399 #if (__GNUC__ < 3) \
3400 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3401 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3402 #error http://gcc.gnu.org/PR29382
3405 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3406 [AC_MSG_RESULT([no])])
3408 CFLAGS="$saved_CFLAGS"
3411 AC_SUBST(stage1_cflags)
3413 # Enable --enable-checking in stage1 of the compiler.
3414 AC_ARG_ENABLE(stage1-checking,
3415 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3417 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3418 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3419 stage1_checking=--enable-checking=yes,types
3421 stage1_checking=--enable-checking=$enable_checking,types
3423 AC_SUBST(stage1_checking)
3425 # Enable -Werror in bootstrap stage2 and later.
3426 AC_ARG_ENABLE(werror,
3427 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3428 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3433 case ${enable_werror} in
3434 yes) stage2_werror_flag="--enable-werror-always" ;;
3435 *) stage2_werror_flag="" ;;
3437 AC_SUBST(stage2_werror_flag)
3439 # Specify what files to not compare during bootstrap.
3441 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3443 hppa*64*-*-hpux*) ;;
3444 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3446 case " $configdirs " in
3447 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3449 AC_SUBST(compare_exclusions)
3451 AC_CONFIG_FILES([Makefile],
3452 [sed "$extrasub_build" Makefile |
3453 sed "$extrasub_host" |
3454 sed "$extrasub_target" > mf$$
3455 mv -f mf$$ Makefile],
3456 [extrasub_build="$extrasub_build"
3457 extrasub_host="$extrasub_host"
3458 extrasub_target="$extrasub_target"])