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" will 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.
320 [ --enable-gold use gold instead of ld],
321 ENABLE_GOLD=$enableval,
323 if test "${ENABLE_GOLD}" = "yes"; then
324 # Check for ELF target.
327 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
328 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
329 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
331 *-*-linux*aout* | *-*-linux*oldld*)
339 if test "$is_elf" = "yes"; then
340 # Check for target supported by gold.
342 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
343 configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
349 # Configure extra directories which are host specific
353 configdirs="$configdirs libtermcap" ;;
356 # A target can indicate whether a language isn't supported for some reason.
357 # Only spaces may be used in this macro; not newlines or tabs.
358 unsupported_languages=
360 # Remove more programs from consideration, based on the host or
361 # target this usually means that a port of the program doesn't
366 noconfigdirs="$noconfigdirs byacc"
368 i[[3456789]]86-*-vsta)
369 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
371 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
372 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
375 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
377 i[[3456789]]86-*-mingw32*)
378 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
379 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
381 i[[3456789]]86-*-beos*)
382 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
385 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
388 noconfigdirs="$noconfigdirs rcs"
391 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
394 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
399 AC_ARG_ENABLE(libada,
400 [ --enable-libada build libada directory],
401 ENABLE_LIBADA=$enableval,
403 if test "${ENABLE_LIBADA}" != "yes" ; then
404 noconfigdirs="$noconfigdirs gnattools"
407 AC_ARG_ENABLE(libssp,
408 [ --enable-libssp build libssp directory],
409 ENABLE_LIBSSP=$enableval,
412 # Save it here so that, even in case of --enable-libgcj, if the Java
413 # front-end isn't enabled, we still get libgcj disabled.
415 case $enable_libgcj in
417 # If we reset it here, it won't get added to noconfigdirs in the
418 # target-specific build rules, so it will be forcibly enabled
419 # (unless the Java language itself isn't enabled).
423 # Make sure we get it printed in the list of not supported target libs.
424 noconfigdirs="$noconfigdirs ${libgcj}"
429 # Disable libmudflap on some systems.
430 if test x$enable_libmudflap = x ; then
432 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
433 # Enable libmudflap by default in GNU and friends.
436 # Enable libmudflap by default in FreeBSD.
439 # Disable it by default everywhere else.
440 noconfigdirs="$noconfigdirs target-libmudflap"
445 # Disable libgomp on non POSIX hosted systems.
446 if test x$enable_libgomp = x ; then
447 # Enable libgomp by default on hosted POSIX systems.
449 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
451 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
453 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
455 *-*-darwin* | *-*-aix*)
458 noconfigdirs="$noconfigdirs target-libgomp"
463 # Default libgloss CPU subdirectory.
464 libgloss_dir="$target_cpu"
468 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
471 noconfigdirs="$noconfigdirs ld gas gdb gprof"
472 noconfigdirs="$noconfigdirs sim target-rda"
474 i[[3456789]]86-*-darwin*)
475 noconfigdirs="$noconfigdirs ld gprof"
476 noconfigdirs="$noconfigdirs sim target-rda"
478 x86_64-*-darwin[[912]]*)
479 noconfigdirs="$noconfigdirs ld gas gprof"
480 noconfigdirs="$noconfigdirs sim target-rda"
483 noconfigdirs="$noconfigdirs ld gas gdb gprof"
484 noconfigdirs="$noconfigdirs sim target-rda"
485 noconfigdirs="$noconfigdirs ${libgcj}"
487 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
488 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
491 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
492 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
493 && test -f /usr/local/include/gmp.h; then
497 # Skip some stuff that's unsupported on some FreeBSD configurations.
503 noconfigdirs="$noconfigdirs ${libgcj}"
508 # Remove unsupported stuff on all kaOS configurations.
509 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
510 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
511 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
512 noconfigdirs="$noconfigdirs target-libgloss"
515 # Skip some stuff on all NetBSD configurations.
516 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
518 # Skip some stuff that's unsupported on some NetBSD configurations.
520 i*86-*-netbsdelf*) ;;
521 arm*-*-netbsdelf*) ;;
523 noconfigdirs="$noconfigdirs ${libgcj}"
528 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
531 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
533 # The tpf target doesn't support gdb yet.
535 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
538 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
541 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
544 # ld works, but does not support shared libraries.
545 # newlib is not 64 bit ready. I'm not sure about fileutils.
546 # gas doesn't generate exception information.
547 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
550 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
553 # newlib is not 64 bit ready
554 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
557 # newlib is not 64 bit ready
558 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
561 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
564 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
566 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
567 noconfigdirs="$noconfigdirs ${libgcj}"
568 noconfigdirs="$noconfigdirs target-examples"
569 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
570 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
571 noconfigdirs="$noconfigdirs expect dejagnu"
572 # the C++ libraries don't build on top of CE's C libraries
573 noconfigdirs="$noconfigdirs target-libstdc++-v3"
574 noconfigdirs="$noconfigdirs target-newlib"
576 *-*-cygwin*) ;; # keep gdb and readline
577 *) noconfigdirs="$noconfigdirs gdb readline"
583 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
587 arm-*-coff | strongarm-*-coff | xscale-*-coff)
588 noconfigdirs="$noconfigdirs ${libgcj}"
591 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
592 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
595 arm*-*-linux-gnueabi)
596 noconfigdirs="$noconfigdirs target-qthreads"
597 case ${with_newlib} in
598 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
603 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
607 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
610 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
613 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
616 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
619 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
622 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
625 unsupported_languages="$unsupported_languages java"
626 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
627 if test x${is_cross_compiler} != xno ; then
628 target_configdirs="${target_configdirs} target-bsp target-cygmon"
632 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
634 c54x*-*-* | tic54x-*-*)
635 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
638 noconfigdirs="$noconfigdirs ${libgcj} gdb"
640 cris-*-* | crisv32-*-*)
641 unsupported_languages="$unsupported_languages java"
644 unsupported_languages="$unsupported_languages fortran"
645 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
647 noconfigdirs="$noconfigdirs target-boehm-gc";;
649 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
651 unsupported_languages="$unsupported_languages fortran"
652 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
657 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
660 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
663 noconfigdirs="$noconfigdirs ${libgcj} gdb"
665 ep9312-*-elf | ep9312-*-coff)
669 noconfigdirs="$noconfigdirs ${libgcj} gdb"
672 noconfigdirs="$noconfigdirs ${libgcj}"
675 noconfigdirs="$noconfigdirs ${libgcj}"
676 noconfigdirs="$noconfigdirs gprof"
679 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
682 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
684 hppa1.1-*-osf* | hppa1.1-*-bsd* )
686 hppa*64*-*-linux* | parisc*64*-*-linux*)
687 # In this case, it's because the hppa64-linux target is for
688 # the kernel only at this point and has no libc, and thus no
689 # headers, crt*.o, etc., all of which are needed by these.
690 noconfigdirs="$noconfigdirs target-zlib"
692 parisc*-*-linux* | hppa*-*-linux*)
698 noconfigdirs="$noconfigdirs ${libgcj}"
701 noconfigdirs="$noconfigdirs ld shellutils"
707 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
708 # build on HP-UX 10.20.
709 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
712 noconfigdirs="$noconfigdirs ${libgcj} gdb"
715 # No gdb support yet.
716 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
719 # No gdb or ld support yet.
720 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
723 # No gdb or ld support yet.
724 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
728 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
729 noconfigdirs="$noconfigdirs ${libgcj}"
732 i[[3456789]]86-*-linux*)
733 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
734 # not build java stuff by default.
737 noconfigdirs="$noconfigdirs ${libgcj}";;
740 # This section makes it possible to build newlib natively on linux.
741 # If we are using a cross compiler then don't configure newlib.
742 if test x${is_cross_compiler} != xno ; then
743 noconfigdirs="$noconfigdirs target-newlib"
745 noconfigdirs="$noconfigdirs target-libgloss"
746 # If we are not using a cross compiler, do configure newlib.
747 # Note however, that newlib will only be configured in this situation
748 # if the --with-newlib option has been given, because otherwise
749 # 'target-newlib' will appear in skipdirs.
751 i[[3456789]]86-w64-mingw*)
752 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
754 i[[3456789]]86-*-mingw*)
755 target_configdirs="$target_configdirs target-winsup"
756 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
759 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
762 target_configdirs="$target_configdirs target-libtermcap target-winsup"
763 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
764 # always build newlib if winsup directory is present.
765 if test -d "$srcdir/winsup/cygwin"; then
766 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
767 elif test -d "$srcdir/newlib"; then
768 echo "Warning: winsup/cygwin is missing so newlib can't be built."
771 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
772 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
775 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
777 i[[3456789]]86-*-sco3.2v5*)
778 # The linker does not yet know about weak symbols in COFF,
779 # and is not configured to handle mixed ELF and COFF.
780 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
782 i[[3456789]]86-*-sco*)
783 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
785 i[[3456789]]86-*-solaris2*)
786 noconfigdirs="$noconfigdirs target-libgloss"
788 i[[3456789]]86-*-sysv4*)
789 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
791 i[[3456789]]86-*-beos*)
792 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
794 i[[3456789]]86-*-rdos*)
795 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
798 noconfigdirs="$noconfigdirs ${libgcj}"
800 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
801 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
805 noconfigdirs="$noconfigdirs ${libgcj}"
808 noconfigdirs="$noconfigdirs ${libgcj}"
814 # The EPOC C++ environment does not support exceptions or rtti,
815 # and so building libstdc++-v3 tends not to always work.
816 noconfigdirs="$noconfigdirs target-libstdc++-v3"
819 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
820 unsupported_languages="$unsupported_languages fortran java"
823 noconfigdirs="$noconfigdirs ${libgcj}"
826 noconfigdirs="$noconfigdirs ${libgcj}"
829 noconfigdirs="$noconfigdirs sim"
832 # copied from rs6000-*-* entry
833 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
835 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
836 target_configdirs="$target_configdirs target-winsup"
837 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
838 # always build newlib.
839 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
841 # This is temporary until we can link against shared libraries
842 powerpcle-*-solaris*)
843 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
847 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
850 noconfigdirs="$noconfigdirs ${libgcj}"
853 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
857 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
860 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
863 noconfigdirs="$noconfigdirs gprof ${libgcj}"
866 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
869 noconfigdirs="$noconfigdirs gprof ${libgcj}"
872 skipdirs="$skipdirs target-libiberty"
873 noconfigdirs="$noconfigdirs ${libgcj}"
874 if test x$with_newlib = xyes; then
875 noconfigdirs="$noconfigdirs gprof"
880 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
883 # Linking libjava exceeds command-line length limits on at least
884 # IRIX 6.2, but not on IRIX 6.5.
885 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
886 # <oldham@codesourcery.com>
887 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
890 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
893 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
896 noconfigdirs="$noconfigdirs gprof ${libgcj}"
900 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
904 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
905 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
906 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
907 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
911 noconfigdirs="$noconfigdirs ${libgcj}" ;;
913 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
916 sparclet-*-aout* | sparc86x-*-*)
920 noconfigdirs="$noconfigdirs ${libgcj}"
923 noconfigdirs="$noconfigdirs ${libgcj}"
927 noconfigdirs="$noconfigdirs ${libgcj}"
931 noconfigdirs="$noconfigdirs ${libgcj}"
932 if test x${is_cross_compiler} != xno ; then
933 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
938 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
939 noconfigdirs="$noconfigdirs ${libgcj}"
941 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
944 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
947 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
950 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
953 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
956 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
959 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
962 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
965 noconfigdirs="$noconfigdirs ${libgcj}"
968 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
970 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
971 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
974 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
977 noconfigdirs="$noconfigdirs ${libgcj}"
981 # If we aren't building newlib, then don't build libgloss, since libgloss
982 # depends upon some newlib header files.
983 case "${noconfigdirs}" in
984 *target-libgloss*) ;;
985 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
988 # Work in distributions that contain no compiler tools, like Autoconf.
990 host_makefile_frag=/dev/null
991 if test -d ${srcdir}/config ; then
994 # Avoid "too much defining" errors from HPUX compiler.
995 tentative_cc="cc -Wp,-H256000"
996 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
997 # If it's HP/UX ar, this should be harmless.
1001 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1004 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1005 # chokes on bfd, the compiler won't let you assign integers to enums, and
1006 # other problems. Defining CC to gcc is a questionable way to say "don't use
1007 # the apollo compiler" (the preferred version of GCC could be called cc,
1008 # or whatever), but I'm not sure leaving CC as cc is any better...
1009 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1010 # Used to have BISON=yacc.
1014 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1017 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1018 tentative_cc="cc -Xa"
1019 host_makefile_frag="config/mh-cxux"
1021 m88k-motorola-sysv*)
1024 tentative_cc="cc -Wf,-XNg1000"
1025 host_makefile_frag="config/mh-decstation"
1028 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1029 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1030 host_makefile_frag="config/mh-necv4"
1033 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1034 # environment. Also bump switch table size so that cp-parse will
1035 # compile. Bump string length limit so linker builds.
1036 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1039 host_makefile_frag="config/mh-sysv4"
1042 # This is for a MIPS running RISC/os 4.52C.
1044 # This is needed for GDB, but needs to be in the top-level make because
1045 # if a library is compiled with the bsd headers and gets linked with the
1046 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1047 # a different size).
1048 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1049 # known except to select the sysv environment. Could we use /proc instead?
1050 # These "sysv environments" and "bsd environments" often end up being a pain.
1052 # This is not part of CFLAGS because perhaps not all C compilers have this
1054 tentative_cc="cc -systype sysv"
1059 i[[3456789]]86-*-sysv5*)
1060 host_makefile_frag="config/mh-sysv5"
1062 i[[3456789]]86-*-dgux*)
1063 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1064 host_makefile_frag="config/mh-dgux386"
1066 i[[3456789]]86-ncr-sysv4.3*)
1067 # The MetaWare compiler will generate a copyright message unless you
1068 # turn it off by adding the -Hnocopyr flag.
1069 tentative_cc="cc -Hnocopyr"
1071 i[[3456789]]86-ncr-sysv4*)
1072 # for an NCR 3000 (i486/SVR4) system.
1073 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1074 # This compiler not only emits obnoxious copyright messages every time
1075 # you run it, but it chokes and dies on a whole bunch of GNU source
1076 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1077 tentative_cc="/usr/ccs/ATT/cc"
1078 host_makefile_frag="config/mh-ncr3000"
1080 i[[3456789]]86-*-sco3.2v5*)
1082 i[[3456789]]86-*-sco*)
1083 # The native C compiler botches some simple uses of const. Unfortunately,
1084 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1085 tentative_cc="cc -Dconst="
1086 host_makefile_frag="config/mh-sco"
1088 i[[3456789]]86-*-udk*)
1089 host_makefile_frag="config/mh-sysv5"
1091 i[[3456789]]86-*-solaris2*)
1092 host_makefile_frag="config/mh-sysv4"
1094 i[[3456789]]86-*-msdosdjgpp*)
1095 host_makefile_frag="config/mh-djgpp"
1098 ACX_CHECK_CYGWIN_CAT_WORKS
1099 host_makefile_frag="config/mh-cygwin"
1102 host_makefile_frag="config/mh-mingw"
1105 host_makefile_frag="config/mh-interix"
1108 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1112 host_makefile_frag="config/mh-solaris"
1115 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1116 # without overflowing the jump tables (-J says to use a 32 bit table)
1117 tentative_cc="cc -J"
1120 tentative_cc="cc -Wp,-H256000"
1121 host_makefile_frag="config/mh-pa-hpux10"
1123 hppa*-hp-hpux* | hppa*-*-hiux*)
1124 tentative_cc="cc -Wp,-H256000"
1125 host_makefile_frag="config/mh-pa"
1128 host_makefile_frag="config/mh-pa"
1130 *-hp-hpux* | *-*-hiux*)
1131 tentative_cc="cc -Wp,-H256000"
1134 # /bin/cc is less than useful for our purposes. Always use GCC
1135 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1136 host_makefile_frag="config/mh-lynxrs6k"
1139 host_makefile_frag="config/mh-ppc-darwin"
1142 host_makefile_frag="config/mh-ppc-aix"
1145 host_makefile_frag="config/mh-ppc-aix"
1148 # /bin/cc is less than useful for our purposes. Always use GCC
1149 tentative_cc="/bin/gcc"
1152 host_makefile_frag="config/mh-sysv4"
1154 # This is placed last to prevent interfering with the cases above.
1156 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1157 host_makefile_frag="config/mh-x86omitfp"
1162 # If we aren't going to be using gcc, see if we can extract a definition
1163 # of CC from the fragment.
1164 # Actually, use the 'pre-extracted' version above.
1165 if test -z "${CC}" && test "${build}" = "${host}" ; then
1166 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1168 for dir in $PATH; do
1169 test -z "$dir" && dir=.
1170 if test -f $dir/gcc; then
1176 if test -z "${found}" && test -n "${tentative_cc}" ; then
1181 if test "${build}" != "${host}" ; then
1182 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1183 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1184 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1185 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1186 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1187 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1188 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1189 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1190 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1191 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1192 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1193 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1195 AR_FOR_BUILD="\$(AR)"
1196 AS_FOR_BUILD="\$(AS)"
1197 CC_FOR_BUILD="\$(CC)"
1198 CXX_FOR_BUILD="\$(CXX)"
1199 GCJ_FOR_BUILD="\$(GCJ)"
1200 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1201 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1202 LD_FOR_BUILD="\$(LD)"
1203 NM_FOR_BUILD="\$(NM)"
1204 RANLIB_FOR_BUILD="\$(RANLIB)"
1205 WINDRES_FOR_BUILD="\$(WINDRES)"
1206 WINDMC_FOR_BUILD="\$(WINDMC)"
1212 # We must set the default linker to the linker used by gcc for the correct
1213 # operation of libtool. If LD is not defined and we are using gcc, try to
1214 # set the LD default to the ld used by gcc.
1215 if test -z "$LD"; then
1216 if test "$GCC" = yes; then
1219 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1221 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1223 case $gcc_prog_ld in
1224 # Accept absolute paths.
1225 [[\\/]* | [A-Za-z]:[\\/]*)]
1226 LD="$gcc_prog_ld" ;;
1232 ACX_PROG_CMP_IGNORE_INITIAL
1234 # See if we are building gcc with C++.
1235 AC_ARG_ENABLE(build-with-cxx,
1236 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1237 ENABLE_BUILD_WITH_CXX=$enableval,
1238 ENABLE_BUILD_WITH_CXX=no)
1240 # Used for setting $lt_cv_objdir
1243 # Check for GMP, MPFR and MPC
1244 gmplibs="-lmpc -lmpfr -lgmp"
1248 # Specify a location for mpc
1249 # check for this first so it ends up on the link line before mpfr.
1250 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1251 Equivalent to --with-mpc-include=PATH/include
1252 plus --with-mpc-lib=PATH/lib])
1253 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1254 specify directory for installed MPC include files])
1255 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1257 if test "x$with_mpc" != x; then
1258 gmplibs="-L$with_mpc/lib $gmplibs"
1259 gmpinc="-I$with_mpc/include $gmpinc"
1261 if test "x$with_mpc_include" != x; then
1262 gmpinc="-I$with_mpc_include $gmpinc"
1264 if test "x$with_mpc_lib" != x; then
1265 gmplibs="-L$with_mpc_lib $gmplibs"
1267 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1268 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1269 gmpinc='-I$$s/mpc/src '"$gmpinc"
1270 # Do not test the mpc version. Assume that it is sufficient, since
1271 # it is in the source tree, and the library has not been built yet
1272 # but it would be included on the link line in the version check below
1273 # hence making the test fail.
1277 # Specify a location for mpfr
1278 # check for this first so it ends up on the link line before gmp.
1279 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1280 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1281 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1283 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1284 Equivalent to --with-mpfr-include=PATH/include
1285 plus --with-mpfr-lib=PATH/lib])
1286 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1287 specify directory for installed MPFR include files])
1288 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1290 if test "x$with_mpfr" != x; then
1291 gmplibs="-L$with_mpfr/lib $gmplibs"
1292 gmpinc="-I$with_mpfr/include $gmpinc"
1294 if test "x$with_mpfr_include" != x; then
1295 gmpinc="-I$with_mpfr_include $gmpinc"
1297 if test "x$with_mpfr_lib" != x; then
1298 gmplibs="-L$with_mpfr_lib $gmplibs"
1300 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1301 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1302 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1303 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1304 # Do not test the mpfr version. Assume that it is sufficient, since
1305 # it is in the source tree, and the library has not been built yet
1306 # but it would be included on the link line in the version check below
1307 # hence making the test fail.
1311 # Specify a location for gmp
1312 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1313 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1314 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1316 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1317 Equivalent to --with-gmp-include=PATH/include
1318 plus --with-gmp-lib=PATH/lib])
1319 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1320 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1323 if test "x$with_gmp" != x; then
1324 gmplibs="-L$with_gmp/lib $gmplibs"
1325 gmpinc="-I$with_gmp/include $gmpinc"
1327 if test "x$with_gmp_include" != x; then
1328 gmpinc="-I$with_gmp_include $gmpinc"
1330 if test "x$with_gmp_lib" != x; then
1331 gmplibs="-L$with_gmp_lib $gmplibs"
1333 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1334 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1335 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1336 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
1337 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1338 # Do not test the gmp version. Assume that it is sufficient, since
1339 # it is in the source tree, and the library has not been built yet
1340 # but it would be included on the link line in the version check below
1341 # hence making the test fail.
1345 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1347 saved_CFLAGS="$CFLAGS"
1348 CFLAGS="$CFLAGS $gmpinc"
1349 # Check for the recommended and required versions of GMP.
1350 AC_MSG_CHECKING([for the correct version of gmp.h])
1351 AC_TRY_COMPILE([#include "gmp.h"],[
1352 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1353 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1354 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1357 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1358 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1359 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1360 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1363 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1364 [AC_MSG_RESULT([no]); have_gmp=no])
1366 # If we have GMP, check the MPFR version.
1367 if test x"$have_gmp" = xyes; then
1368 # Check for the recommended and required versions of MPFR.
1369 AC_MSG_CHECKING([for the correct version of mpfr.h])
1370 AC_TRY_COMPILE([#include <gmp.h>
1371 #include <mpfr.h>],[
1372 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1375 ], [AC_TRY_COMPILE([#include <gmp.h>
1376 #include <mpfr.h>],[
1377 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1380 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1381 [AC_MSG_RESULT([no]); have_gmp=no])
1384 # Check for the MPC header version.
1385 if test x"$have_gmp" = xyes ; then
1386 # Check for the recommended and required versions of MPC.
1387 AC_MSG_CHECKING([for the correct version of mpc.h])
1388 AC_TRY_COMPILE([#include <mpc.h>],[
1389 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1392 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1393 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1396 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1397 [AC_MSG_RESULT([no]); have_gmp=no])
1400 # Now check the MPFR library.
1401 if test x"$have_gmp" = xyes; then
1403 LIBS="$LIBS $gmplibs"
1404 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1405 AC_TRY_LINK([#include <mpc.h>],[
1412 mpfr_atan2 (n, n, x, GMP_RNDN);
1413 mpfr_erfc (n, x, GMP_RNDN);
1414 mpfr_subnormalize (x, t, GMP_RNDN);
1418 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1419 mpc_cosh (c, c, MPC_RNDNN);
1420 mpc_pow (c, c, c, MPC_RNDNN);
1421 mpc_acosh (c, c, MPC_RNDNN);
1423 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1427 CFLAGS="$saved_CFLAGS"
1429 # The library versions listed in the error message below should match
1430 # the HARD-minimums enforced above.
1431 if test x$have_gmp != xyes; then
1432 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1433 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1434 their locations. Source code for these libraries can be found at
1435 their respective hosting sites as well as at
1436 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1437 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1438 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1439 make sure that you have installed both the libraries and the header
1440 files. They may be located in separate packages.])
1444 # Flags needed for both GMP, MPFR and/or MPC.
1447 AC_SUBST(extra_mpfr_configure_flags)
1448 AC_SUBST(extra_mpc_gmp_configure_flags)
1449 AC_SUBST(extra_mpc_mpfr_configure_flags)
1451 # Allow host libstdc++ to be specified for static linking with PPL.
1452 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1453 when linking with PPL])
1455 case $with_host_libstdcxx in
1457 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1461 # Linker flags to use for stage1 or when not boostrapping.
1462 AC_ARG_WITH(stage1-ldflags,
1463 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1464 [if test "$withval" = "no" -o "$withval" = "yes"; then
1467 stage1_ldflags=$withval
1470 AC_SUBST(stage1_ldflags)
1472 # Libraries to use for stage1 or when not bootstrapping.
1473 AC_ARG_WITH(stage1-libs,
1474 [ -with-stage1-libs=LIBS Libraries for stage1],
1475 [if test "$withval" = "no" -o "$withval" = "yes"; then
1478 stage1_libs=$withval
1480 [stage1_libs=$with_host_libstdcxx])
1481 AC_SUBST(stage1_libs)
1483 # Libraries to use for stage2 and later builds. This defaults to the
1484 # argument passed to --with-host-libstdcxx.
1485 AC_ARG_WITH(boot-libs,
1486 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1487 [if test "$withval" = "no" -o "$withval" = "yes"; then
1490 poststage1_libs=$withval
1492 [poststage1_libs=$with_host_libstdcxx])
1493 AC_SUBST(poststage1_libs)
1495 # Linker flags to use for stage2 and later builds.
1496 AC_ARG_WITH(boot-ldflags,
1497 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1498 [if test "$withval" = "no" -o "$withval" = "yes"; then
1501 poststage1_ldflags=$withval
1503 [poststage1_ldflags=
1504 # With --enable-build-with-cxx, default to linking libstdc++ and
1505 # libgcc statically. But if the user explicitly specified the
1506 # libraries to use, trust that they are doing what they want.
1507 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1508 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1510 AC_SUBST(poststage1_ldflags)
1514 ppl_minor_version=10
1515 ppllibs=" -lppl_c -lppl -lgmpxx"
1518 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1519 Equivalent to --with-ppl-include=PATH/include
1520 plus --with-ppl-lib=PATH/lib])
1521 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1522 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1531 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1532 pplinc="-I$with_ppl/include $pplinc"
1535 if test "x$with_ppl_include" != x; then
1536 pplinc="-I$with_ppl_include $pplinc"
1538 if test "x$with_ppl_lib" != x; then
1539 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1541 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1542 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1543 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1544 enable_ppl_version_check=no
1547 AC_ARG_ENABLE(ppl-version-check,
1548 [ --disable-ppl-version-check disable check for PPL version],
1549 ENABLE_PPL_CHECK=$enableval,
1550 ENABLE_PPL_CHECK=yes)
1552 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1553 saved_CFLAGS="$CFLAGS"
1554 CFLAGS="$CFLAGS $pplinc $gmpinc"
1555 AC_MSG_CHECKING([for version $ppl_major_version.$ppl_minor_version of PPL])
1556 AC_TRY_COMPILE([#include "ppl_c.h"],[
1557 #if PPL_VERSION_MAJOR != $ppl_major_version || PPL_VERSION_MINOR != $ppl_minor_version
1560 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1561 CFLAGS="$saved_CFLAGS"
1564 # Flags needed for PPL
1570 clooglibs=" -lcloog "
1571 clooginc=" -DCLOOG_PPL_BACKEND "
1573 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1574 Equivalent to --with-cloog-include=PATH/include
1575 plus --with-cloog-lib=PATH/lib])
1576 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1577 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1579 if test "x$with_ppl" = "xno"; then
1591 clooglibs="-L$with_cloog/lib -lcloog"
1592 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1595 if test "x$with_cloog_include" != x; then
1596 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1598 if test "x$with_cloog_lib" != x; then
1599 clooglibs="-L$with_cloog_lib -lcloog"
1601 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1602 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
1603 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1604 enable_cloog_version_check=no
1607 AC_ARG_ENABLE(cloog-version-check,
1608 [ --disable-cloog-version-check disable check for CLooG version],
1609 ENABLE_CLOOG_CHECK=$enableval,
1610 ENABLE_CLOOG_CHECK=yes)
1612 if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
1613 saved_CFLAGS="$CFLAGS"
1614 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1615 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
1616 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1617 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
1620 ], [AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1621 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 9
1624 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1625 [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1626 CFLAGS="$saved_CFLAGS"
1629 # Flags needed for CLOOG
1633 # Check for LTO support.
1635 [ --enable-lto enable link time optimization support],
1636 enable_lto=$enableval,
1637 enable_lto=yes; default_enable_lto=yes)
1640 ACX_ELF_TARGET_IFELSE([if test x"$enable_lto" = x"yes" ; then
1641 # Make sure that libelf.h and gelf.h are available.
1642 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1643 Equivalent to --with-libelf-include=PATH/include
1644 plus --with-libelf-lib=PATH/lib])
1646 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1648 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1650 saved_CFLAGS="$CFLAGS"
1651 saved_CPPFLAGS="$CPPFLAGS"
1654 case $with_libelf in
1657 libelfinc="-I/usr/include/libelf"
1660 libelflibs="-L$with_libelf/lib -lelf"
1661 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1662 LIBS="$libelflibs $LIBS"
1666 if test "x$with_libelf_include" != x; then
1667 libelfinc="-I$with_libelf_include"
1670 if test "x$with_libelf_lib" != x; then
1671 libelflibs="-L$with_libelf_lib -lelf"
1672 LIBS="$libelflibs $LIBS"
1675 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1676 && test -d ${srcdir}/libelf; then
1677 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1678 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
1679 LIBS="$libelflibs $LIBS"
1683 CFLAGS="$CFLAGS $libelfinc"
1684 CPPFLAGS="$CPPFLAGS $libelfinc"
1685 LIBS="$LIBS $libelflibs"
1687 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1688 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1690 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1691 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1693 # If we couldn't find libelf.h and the user forced it, emit an error.
1694 if test x"$have_libelf_h" != x"yes" \
1695 && test x"$have_libelf_libelf_h" != x"yes" ; then
1696 if test x"$default_enable_lto" != x"yes" ; then
1697 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1705 # If we couldn't find gelf.h and the user forced it, emit an error.
1706 if test x"$have_gelf_h" != x"yes" \
1707 && test x"$have_libelf_gelf_h" != x"yes" ; then
1708 if test x"$default_enable_lto" != x"yes" ; then
1709 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1717 # Check that the detected libelf has the functions we need. We cannot
1718 # rely on just detecting the headers since they do not include
1719 # versioning information. Add functions, if needed.
1720 if test x"$enable_lto" = x"yes" ; then
1721 AC_MSG_CHECKING([for the correct version of libelf])
1723 [#include <libelf.h>],[
1727 elf_strptr (0, 0, 0);
1728 elf_getident (0, 0);
1729 elf_begin (0, 0, 0);
1733 [AC_MSG_RESULT([yes]);],
1734 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1737 # Check for elf_getshdrstrndx or elf_getshstrndx. The latter's flavor
1738 # is determined in gcc/configure.ac.
1739 if test x"$enable_lto" = x"yes" ; then
1740 AC_MSG_CHECKING([for elf_getshdrstrndx])
1742 [#include <libelf.h>],[
1743 elf_getshdrstrndx (0, 0);
1745 [AC_MSG_RESULT([yes]);],
1746 [AC_MSG_RESULT([no]);
1747 AC_MSG_CHECKING([for elf_getshstrndx])
1749 [#include <libelf.h>],[
1750 elf_getshstrndx (0, 0);
1752 [AC_MSG_RESULT([yes]);],
1753 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1758 # If we couldn't enable LTO and the user forced it, emit an error.
1759 if test x"$enable_lto" = x"no" \
1760 && test x"$default_enable_lto" != x"yes" ; then
1761 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1762 Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1763 to specify its location.])
1767 CFLAGS="$saved_CFLAGS"
1768 CPPFLAGS="$saved_CPPFLAGS"
1773 # Flags needed for libelf.
1774 AC_SUBST(libelflibs)
1776 fi],[if test x"$default_enable_lto" = x"yes" ; then
1777 # On non-ELF platforms, LTO must be explicitly enabled.
1780 # Apart from ELF platforms, only Windows supports LTO so far. It
1781 # would also be nice to check the binutils support, but we don't
1782 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1783 # warn during gcc/ subconfigure; unless you're bootstrapping with
1784 # -flto it won't be needed until after installation anyway.
1786 *-cygwin*|*-mingw*) ;;
1787 x86_64-apple-darwin*) ;;
1788 *) if test x"$enable_lto" = x"yes"; then
1789 AC_MSG_ERROR([LTO support is not enabled for this target.])
1794 default_enable_lto=no])
1797 # By default, C is the only stage 1 language.
1798 stage1_languages=,c,
1800 # Target libraries that we bootstrap.
1801 bootstrap_target_libs=,target-libgcc,
1803 # Figure out what language subdirectories are present.
1804 # Look if the user specified --enable-languages="..."; if not, use
1805 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1807 # NB: embedded tabs in this IF block -- do not untabify
1808 if test -d ${srcdir}/gcc; then
1809 if test x"${enable_languages+set}" != xset; then
1810 if test x"${LANGUAGES+set}" = xset; then
1811 enable_languages="${LANGUAGES}"
1812 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1814 enable_languages=all
1817 if test x"${enable_languages}" = x ||
1818 test x"${enable_languages}" = xyes;
1820 echo configure.in: --enable-languages needs at least one language argument 1>&2
1824 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1826 # 'f95' is the old name for the 'fortran' language. We issue a warning
1827 # and make the substitution.
1828 case ,${enable_languages}, in
1830 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1831 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1835 # First scan to see if an enabled language requires some other language.
1836 # We assume that a given config-lang.in will list all the language
1837 # front ends it requires, even if some are required indirectly.
1838 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1839 case ${lang_frag} in
1841 # The odd quoting in the next line works around
1842 # an apparent bug in bash 1.12 on linux.
1843 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1845 # From the config-lang.in, get $language, $lang_requires
1849 for other in ${lang_requires} ; do
1850 case ,${enable_languages}, in
1854 echo " \`$other' language required by \`$language'; enabling" 1>&2
1855 enable_languages="${enable_languages},${other}"
1863 new_enable_languages=,c,
1865 # If LTO is enabled, add the LTO front end.
1866 extra_host_libiberty_configure_flags=
1867 if test "$enable_lto" = "yes" ; then
1868 case ,${enable_languages}, in
1870 *) enable_languages="${enable_languages},lto" ;;
1872 if test "${ENABLE_GOLD}" = "yes" ; then
1873 configdirs="$configdirs lto-plugin"
1874 extra_host_libiberty_configure_flags=--enable-shared
1877 AC_SUBST(extra_host_libiberty_configure_flags)
1879 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1880 potential_languages=,c,
1882 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1883 case ${lang_frag} in
1885 # The odd quoting in the next line works around
1886 # an apparent bug in bash 1.12 on linux.
1887 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1889 # From the config-lang.in, get $language, $target_libs,
1890 # $lang_dirs, $boot_language, and $build_by_default
1896 build_by_default=yes
1898 if test x${language} = x; then
1899 echo "${lang_frag} doesn't set \$language." 1>&2
1903 if test "$language" = "c++" \
1904 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1908 case ,${enable_languages}, in
1910 # Language was explicitly selected; include it.
1914 # 'all' was selected, select it if it is a default language
1915 add_this_lang=${build_by_default}
1922 # Disable languages that need other directories if these aren't available.
1923 for i in $subdir_requires; do
1924 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1925 case ,${enable_languages}, in
1927 # Specifically requested language; tell them.
1928 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1932 add_this_lang=unsupported
1937 # Disable Ada if no preexisting GNAT is available.
1938 case ,${enable_languages},:${language}:${have_gnat} in
1939 *,${language},*:ada:no)
1940 # Specifically requested language; tell them.
1941 AC_MSG_ERROR([GNAT is required to build $language])
1945 add_this_lang=unsupported
1949 # Disable a language that is unsupported by the target.
1950 case " $unsupported_languages " in
1952 add_this_lang=unsupported
1956 case $add_this_lang in
1958 # Remove language-dependent dirs.
1959 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1962 # Remove language-dependent dirs; still show language as supported.
1963 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1964 potential_languages="${potential_languages}${language},"
1967 new_enable_languages="${new_enable_languages}${language},"
1968 potential_languages="${potential_languages}${language},"
1969 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1970 case "${boot_language}:,$enable_stage1_languages," in
1971 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1972 # Add to (comma-separated) list of stage 1 languages.
1973 case ",$stage1_languages," in
1974 *,$language,* | ,yes, | ,all,) ;;
1975 *) stage1_languages="${stage1_languages}${language}," ;;
1977 # We need to bootstrap any supporting libraries.
1978 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1987 AC_ARG_ENABLE(stage1-languages,
1988 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1989 stage1. Mostly useful for compiler development.],
1990 [case ,${enable_stage1_languages}, in
1992 # Set it to something that will have no effect in the loop below
1993 enable_stage1_languages=c ;;
1995 enable_stage1_languages=`echo $new_enable_languages | \
1996 sed -e "s/^,//" -e "s/,$//" ` ;;
1998 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1999 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
2002 # Add "good" languages from enable_stage1_languages to stage1_languages,
2003 # while "bad" languages go in missing_languages. Leave no duplicates.
2004 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
2005 case $potential_languages in
2007 case $stage1_languages in
2009 *) stage1_languages="$stage1_languages$i," ;;
2012 case $missing_languages in
2014 *) missing_languages="$missing_languages$i," ;;
2019 # Remove leading/trailing commas that were added for simplicity
2020 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2021 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2022 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2023 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2025 if test "x$missing_languages" != x; then
2027 The following requested languages could not be built: ${missing_languages}
2028 Supported languages are: ${potential_languages}])
2030 if test "x$new_enable_languages" != "x$enable_languages"; then
2031 echo The following languages will be built: ${new_enable_languages}
2032 enable_languages="$new_enable_languages"
2035 AC_SUBST(stage1_languages)
2036 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2039 # Handle --disable-<component> generically.
2040 for dir in $configdirs $build_configdirs $target_configdirs ; do
2041 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2042 varname=`echo $dirname | sed -e s/+/_/g`
2043 if eval test x\${enable_${varname}} "=" xno ; then
2044 noconfigdirs="$noconfigdirs $dir"
2048 # Check for Boehm's garbage collector
2049 AC_ARG_ENABLE(objc-gc,
2050 [ --enable-objc-gc enable use of Boehm's garbage collector with the
2051 GNU Objective-C runtime],
2052 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2053 *,objc,*:*:yes:*target-boehm-gc*)
2054 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2058 # Make sure we only build Boehm's garbage collector if required.
2059 case ,${enable_languages},:${enable_objc_gc} in
2061 # Keep target-boehm-gc if requested for Objective-C.
2064 # Otherwise remove target-boehm-gc depending on target-libjava.
2065 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2066 noconfigdirs="$noconfigdirs target-boehm-gc"
2071 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2072 # $build_configdirs and $target_configdirs.
2073 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2076 for dir in . $skipdirs $noconfigdirs ; do
2077 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2078 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2079 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2080 if test -r $srcdir/$dirname/configure ; then
2081 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2084 notsupp="$notsupp $dir"
2088 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2089 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2090 if test -r $srcdir/$dirname/configure ; then
2091 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2094 notsupp="$notsupp $dir"
2098 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2099 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2100 if test -r $srcdir/$dirname/configure ; then
2101 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2104 notsupp="$notsupp $dir"
2110 # Sometimes the tools are distributed with libiberty but with no other
2111 # libraries. In that case, we don't want to build target-libiberty.
2112 # Don't let libgcc imply libiberty either.
2113 if test -n "${target_configdirs}" ; then
2116 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2117 if test "$i" = "libgcc"; then
2118 libgcc=target-libgcc
2119 elif test "$i" != "libiberty" ; then
2120 if test -r $srcdir/$i/configure ; then
2126 if test -z "${others}" ; then
2127 target_configdirs=$libgcc
2131 # Quietly strip out all directories which aren't configurable in this tree.
2132 # This relies on all configurable subdirectories being autoconfiscated, which
2134 build_configdirs_all="$build_configdirs"
2136 for i in ${build_configdirs_all} ; do
2137 j=`echo $i | sed -e s/build-//g`
2138 if test -f ${srcdir}/$j/configure ; then
2139 build_configdirs="${build_configdirs} $i"
2143 configdirs_all="$configdirs"
2145 for i in ${configdirs_all} ; do
2146 if test -f ${srcdir}/$i/configure ; then
2147 configdirs="${configdirs} $i"
2151 target_configdirs_all="$target_configdirs"
2153 for i in ${target_configdirs_all} ; do
2154 j=`echo $i | sed -e s/target-//g`
2155 if test -f ${srcdir}/$j/configure ; then
2156 target_configdirs="${target_configdirs} $i"
2160 # Produce a warning message for the subdirs we can't configure.
2161 # This isn't especially interesting in the Cygnus tree, but in the individual
2162 # FSF releases, it's important to let people know when their machine isn't
2163 # supported by the one or two programs in a package.
2165 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2166 # If $appdirs is non-empty, at least one of those directories must still
2167 # be configured, or we error out. (E.g., if the gas release supports a
2168 # specified target in some subdirs but not the gas subdir, we shouldn't
2169 # pretend that all is well.)
2170 if test -n "$appdirs" ; then
2171 for dir in $appdirs ; do
2172 if test -r $dir/Makefile.in ; then
2173 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2177 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2183 if test -n "$appdirs" ; then
2184 echo "*** This configuration is not supported by this package." 1>&2
2188 # Okay, some application will build, or we don't care to check. Still
2189 # notify of subdirs not getting built.
2190 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2191 echo " ${notsupp}" 1>&2
2192 echo " (Any other directories should still work fine.)" 1>&2
2200 # To find our prefix, in gcc_cv_tool_prefix.
2205 AC_ARG_WITH([build-sysroot],
2206 [ --with-build-sysroot=SYSROOT
2207 use sysroot as the system root during the build],
2208 [if test x"$withval" != x ; then
2209 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2211 [SYSROOT_CFLAGS_FOR_TARGET=])
2212 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2214 AC_ARG_WITH([debug-prefix-map],
2215 [ --with-debug-prefix-map='A=B C=D ...'
2216 map A to B, C to D ... in debug information],
2217 [if test x"$withval" != x; then
2218 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2219 for debug_map in $withval; do
2220 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2223 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2224 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2226 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2227 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2228 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2229 # We want to ensure that TARGET libraries (which we know are built with
2230 # gcc) are built with "-O2 -g", so include those options when setting
2231 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2232 if test "x$CFLAGS_FOR_TARGET" = x; then
2233 CFLAGS_FOR_TARGET=$CFLAGS
2236 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2239 *" -g "* | *" -g3 "*) ;;
2240 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2243 AC_SUBST(CFLAGS_FOR_TARGET)
2245 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2246 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2247 case " $CXXFLAGS " in
2249 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2251 case " $CXXFLAGS " in
2252 *" -g "* | *" -g3 "*) ;;
2253 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2256 AC_SUBST(CXXFLAGS_FOR_TARGET)
2258 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2259 # the named directory are copied to $(tooldir)/sys-include.
2260 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2261 if test x${is_cross_compiler} = xno ; then
2262 echo 1>&2 '***' --with-headers is only supported when cross compiling
2265 if test x"${with_headers}" != xyes ; then
2266 x=${gcc_cv_tool_prefix}
2267 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2271 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2272 # the name directories are copied to $(tooldir)/lib. Multiple directories
2274 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2275 if test x${is_cross_compiler} = xno ; then
2276 echo 1>&2 '***' --with-libs is only supported when cross compiling
2279 if test x"${with_libs}" != xyes ; then
2280 # Copy the libraries in reverse order, so that files in the first named
2281 # library override files in subsequent libraries.
2282 x=${gcc_cv_tool_prefix}
2283 for l in ${with_libs}; do
2284 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2289 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2291 # This is done by determining whether or not the appropriate directory
2292 # is available, and by checking whether or not specific configurations
2293 # have requested that this magic not happen.
2295 # The command line options always override the explicit settings in
2296 # configure.in, and the settings in configure.in override this magic.
2298 # If the default for a toolchain is to use GNU as and ld, and you don't
2299 # want to do that, then you should use the --without-gnu-as and
2300 # --without-gnu-ld options for the configure script. Similarly, if
2301 # the default is to use the included zlib and you don't want to do that,
2302 # you should use the --with-system-zlib option for the configure script.
2304 if test x${use_gnu_as} = x &&
2305 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2307 extra_host_args="$extra_host_args --with-gnu-as"
2310 if test x${use_gnu_ld} = x &&
2311 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2313 extra_host_args="$extra_host_args --with-gnu-ld"
2316 if test x${use_included_zlib} = x &&
2317 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2320 with_system_zlib=yes
2321 extra_host_args="$extra_host_args --with-system-zlib"
2324 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2325 # can detect this case.
2327 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2329 extra_host_args="$extra_host_args --with-newlib"
2332 # Handle ${copy_dirs}
2333 set fnord ${copy_dirs}
2335 while test $# != 0 ; do
2336 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2339 echo Copying $1 to $2
2341 # Use the install script to create the directory and all required
2342 # parent directories.
2343 if test -d $2 ; then
2347 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2350 # Copy the directory, assuming we have tar.
2351 # FIXME: Should we use B in the second tar? Not all systems support it.
2352 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2354 # It is the responsibility of the user to correctly adjust all
2355 # symlinks. If somebody can figure out how to handle them correctly
2356 # here, feel free to add the code.
2363 # Determine a target-dependent exec_prefix that the installed
2364 # gcc will search in. Keep this list sorted by triplet, with
2365 # the *-*-osname triplets last.
2369 md_exec_prefix=/gnu/lib/gcc-lib
2371 i[[34567]]86-pc-msdosdjgpp*)
2372 md_exec_prefix=/dev/env/DJDIR/bin
2374 i[[34567]]86-*-sco3.2v5*)
2375 if test $with_gnu_as = yes; then
2376 md_exec_prefix=/usr/gnu/bin
2378 md_exec_prefix=/usr/ccs/bin/elf
2383 powerpc-*-chorusos* | \
2384 powerpc*-*-eabi* | \
2385 powerpc*-*-sysv* | \
2386 powerpc*-*-kaos* | \
2388 md_exec_prefix=/usr/ccs/bin
2393 md_exec_prefix=/usr/ccs/bin
2408 md_exec_prefix=/usr/ccs/bin
2412 extra_arflags_for_target=
2413 extra_nmflags_for_target=
2414 extra_ranlibflags_for_target=
2415 target_makefile_frag=/dev/null
2418 target_makefile_frag="config/mt-mep"
2421 target_makefile_frag="config/mt-spu"
2424 target_makefile_frag="config/mt-sde"
2426 mipsisa*-*-elfoabi*)
2427 target_makefile_frag="config/mt-mips-elfoabi"
2429 mips*-*-*linux* | mips*-*-gnu*)
2430 target_makefile_frag="config/mt-mips-gnu"
2433 target_makefile_frag="config/mt-netware"
2435 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2436 target_makefile_frag="config/mt-gnu"
2438 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2439 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2440 # commands to handle both 32-bit and 64-bit objects. These flags are
2441 # harmless if we're using GNU nm or ar.
2442 extra_arflags_for_target=" -X32_64"
2443 extra_nmflags_for_target=" -B -X32_64"
2446 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2447 extra_ranlibflags_for_target=" -c"
2449 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2450 target_makefile_frag="config/mt-wince"
2454 alphaieee_frag=/dev/null
2457 # This just makes sure to use the -mieee option to build target libs.
2458 # This should probably be set individually by each library.
2459 alphaieee_frag="config/mt-alphaieee"
2463 # If --enable-target-optspace always use -Os instead of -O2 to build
2464 # the target libraries, similarly if it is not specified, use -Os
2465 # on selected platforms.
2466 ospace_frag=/dev/null
2467 case "${enable_target_optspace}:${target}" in
2469 ospace_frag="config/mt-ospace"
2472 ospace_frag="config/mt-d30v"
2474 :m32r-* | :d10v-* | :fr30-*)
2475 ospace_frag="config/mt-ospace"
2480 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2484 # Default to using --with-stabs for certain targets.
2485 if test x${with_stabs} = x ; then
2487 mips*-*-irix[[56]]*)
2489 mips*-*-* | alpha*-*-osf*)
2491 extra_host_args="${extra_host_args} --with-stabs"
2496 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2497 # them automatically.
2500 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2504 # Some systems (e.g., one of the i386-aix systems the gas testers are
2505 # using) don't handle "\$" correctly, so don't use it here.
2506 tooldir='${exec_prefix}'/${target_noncanonical}
2507 build_tooldir=${tooldir}
2509 # Create a .gdbinit file which runs the one in srcdir
2510 # and tells GDB to look there for source files.
2512 if test -r ${srcdir}/.gdbinit ; then
2515 *) cat > ./.gdbinit <<EOF
2519 source ${srcdir}/.gdbinit
2525 # Make sure that the compiler is able to generate an executable. If it
2526 # can't, we are probably in trouble. We don't care whether we can run the
2527 # executable--we might be using a cross compiler--we only care whether it
2528 # can be created. At this point the main configure script has set CC.
2530 echo "int main () { return 0; }" > conftest.c
2531 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2532 if test $? = 0 ; then
2533 if test -s conftest || test -s conftest.exe ; then
2539 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2540 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2547 # The Solaris /usr/ucb/cc compiler does not appear to work.
2549 sparc-sun-solaris2*)
2550 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2551 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2553 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2554 if test -d /opt/cygnus/bin ; then
2555 if test "$could_use" = "" ; then
2556 could_use="/opt/cygnus/bin"
2558 could_use="$could_use or /opt/cygnus/bin"
2561 if test "$could_use" = "" ; then
2562 echo "Warning: compilation may fail because you're using"
2563 echo "/usr/ucb/cc. You should change your PATH or CC "
2564 echo "variable and rerun configure."
2566 echo "Warning: compilation may fail because you're using"
2567 echo "/usr/ucb/cc, when you should use the C compiler from"
2568 echo "$could_use. You should change your"
2569 echo "PATH or CC variable and rerun configure."
2575 # Decide which environment variable is used to find dynamic libraries.
2577 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2578 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2579 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2580 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2583 # On systems where the dynamic library environment variable is PATH,
2584 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2585 # built executables to PATH.
2586 if test "$RPATH_ENVVAR" = PATH; then
2587 GCC_SHLIB_SUBDIR=/shlib
2592 # Record target_configdirs and the configure arguments for target and
2593 # build configuration in Makefile.
2594 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2595 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2597 # If we are building libgomp, bootstrap it.
2598 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2599 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2602 # Determine whether gdb needs tk/tcl or not.
2603 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2604 # and in that case we want gdb to be built without tk. Ugh!
2605 # In fact I believe gdb is the *only* package directly dependent on tk,
2606 # so we should be able to put the 'maybe's in unconditionally and
2607 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2608 # 100% sure that that's safe though.
2610 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2611 case "$enable_gdbtk" in
2615 GDB_TK="${gdb_tk}" ;;
2617 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2618 # distro. Eventually someone will fix this and move Insight, nee
2619 # gdbtk to a separate directory.
2620 if test -d ${srcdir}/gdb/gdbtk ; then
2627 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2628 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2630 # Strip out unwanted targets.
2632 # While at that, we remove Makefiles if we were started for recursive
2633 # configuration, so that the top-level Makefile reconfigures them,
2634 # like we used to do when configure itself was recursive.
2636 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2637 # but now we're fixing up the Makefile ourselves with the additional
2638 # commands passed to AC_CONFIG_FILES. Use separate variables
2639 # extrasub-{build,host,target} not because there is any reason to split
2640 # the substitutions up that way, but only to remain below the limit of
2641 # 99 commands in a script, for HP-UX sed.
2642 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2644 AC_ARG_ENABLE([bootstrap],
2645 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2646 enable_bootstrap=default)
2648 # Issue errors and warnings for invalid/strange bootstrap combinations.
2649 case "$configdirs" in
2650 *gcc*) have_compiler=yes ;;
2651 *) have_compiler=no ;;
2654 case "$have_compiler:$host:$target:$enable_bootstrap" in
2657 # Default behavior. Enable bootstrap if we have a compiler
2658 # and we are in a native configuration.
2659 yes:$build:$build:default)
2660 enable_bootstrap=yes ;;
2663 enable_bootstrap=no ;;
2665 # We have a compiler and we are in a native configuration, bootstrap is ok
2666 yes:$build:$build:yes)
2669 # Other configurations, but we have a compiler. Assume the user knows
2672 AC_MSG_WARN([trying to bootstrap a cross compiler])
2675 # No compiler: if they passed --enable-bootstrap explicitly, fail
2677 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2679 # Fail if wrong command line
2681 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2685 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2688 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2692 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2693 yes:yes:*\ gold\ *:*,c++,*) ;;
2694 yes:yes:*\ gold\ *:*)
2695 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2699 # Adjust the toplevel makefile according to whether bootstrap was selected.
2700 case $enable_bootstrap in
2702 bootstrap_suffix=bootstrap
2703 BUILD_CONFIG=bootstrap-debug
2706 bootstrap_suffix=no-bootstrap
2711 AC_MSG_CHECKING(for default BUILD_CONFIG)
2713 AC_ARG_WITH([build-config],
2714 [--with-build-config='NAME NAME2...'
2715 Use config/NAME.mk build configuration],
2716 [case $with_build_config in
2717 yes) with_build_config= ;;
2718 no) with_build_config= BUILD_CONFIG= ;;
2721 if test "x${with_build_config}" != x; then
2722 BUILD_CONFIG=$with_build_config
2724 case $BUILD_CONFIG in
2726 if echo "int f (void) { return 0; }" > conftest.c &&
2727 ${CC} -c conftest.c &&
2728 mv conftest.o conftest.o.g0 &&
2729 ${CC} -c -g conftest.c &&
2730 mv conftest.o conftest.o.g &&
2731 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2736 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2740 AC_MSG_RESULT($BUILD_CONFIG)
2741 AC_SUBST(BUILD_CONFIG)
2744 for module in ${build_configdirs} ; do
2745 if test -z "${no_recursion}" \
2746 && test -f ${build_subdir}/${module}/Makefile; then
2747 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2748 rm -f ${build_subdir}/${module}/Makefile
2750 extrasub_build="$extrasub_build
2751 /^@if build-$module\$/d
2752 /^@endif build-$module\$/d
2753 /^@if build-$module-$bootstrap_suffix\$/d
2754 /^@endif build-$module-$bootstrap_suffix\$/d"
2757 for module in ${configdirs} ; do
2758 if test -z "${no_recursion}"; then
2759 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2760 if test -f ${file}; then
2761 echo 1>&2 "*** removing ${file} to force reconfigure"
2766 extrasub_host="$extrasub_host
2768 /^@endif $module\$/d
2769 /^@if $module-$bootstrap_suffix\$/d
2770 /^@endif $module-$bootstrap_suffix\$/d"
2773 for module in ${target_configdirs} ; do
2774 if test -z "${no_recursion}" \
2775 && test -f ${target_subdir}/${module}/Makefile; then
2776 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2777 rm -f ${target_subdir}/${module}/Makefile
2780 # We only bootstrap target libraries listed in bootstrap_target_libs.
2781 case $bootstrap_target_libs in
2782 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2783 *) target_bootstrap_suffix=no-bootstrap ;;
2786 extrasub_target="$extrasub_target
2787 /^@if target-$module\$/d
2788 /^@endif target-$module\$/d
2789 /^@if target-$module-$target_bootstrap_suffix\$/d
2790 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2793 # Do the final fixup along with target modules.
2794 extrasub_target="$extrasub_target
2795 /^@if /,/^@endif /d"
2797 # Create the serialization dependencies. This uses a temporary file.
2799 AC_ARG_ENABLE([serial-configure],
2800 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2801 force sequential configuration of
2802 sub-packages for the host, target or build
2803 machine, or all sub-packages])
2805 case ${enable_serial_configure} in
2807 enable_serial_build_configure=yes
2808 enable_serial_host_configure=yes
2809 enable_serial_target_configure=yes
2813 # These force 'configure's to be done one at a time, to avoid problems
2814 # with contention over a shared config.cache.
2816 echo '# serdep.tmp' > serdep.tmp
2818 test "x${enable_serial_build_configure}" = xyes &&
2819 for item in ${build_configdirs} ; do
2822 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2827 test "x${enable_serial_host_configure}" = xyes &&
2828 for item in ${configdirs} ; do
2831 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2836 test "x${enable_serial_target_configure}" = xyes &&
2837 for item in ${target_configdirs} ; do
2840 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2844 serialization_dependencies=serdep.tmp
2845 AC_SUBST_FILE(serialization_dependencies)
2847 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2848 # target, nonopt, and variable assignments. These are the ones we
2849 # might not want to pass down to subconfigures. The exception being
2850 # --cache-file=/dev/null, which is used to turn off the use of cache
2851 # files altogether, and which should be passed on to subconfigures.
2852 # Also strip program-prefix, program-suffix, and program-transform-name,
2853 # so that we can pass down a consistent program-transform-name.
2857 eval "set -- $ac_configure_args"
2860 if test X"$skip_next" = X"yes"; then
2864 if test X"$keep_next" = X"yes"; then
2867 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2869 baseargs="$baseargs '$ac_arg'"
2874 # Handle separated arguments. Based on the logic generated by
2877 *=* | --config-cache | -C | -disable-* | --disable-* \
2878 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2879 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2880 | -with-* | --with-* | -without-* | --without-* | --x)
2892 --cache-file=/dev/null | \
2893 -cache-file=/dev/null )
2894 # Handled here to avoid the test to skip args below.
2895 baseargs="$baseargs '$ac_arg'"
2896 # Assert: $separate_arg should always be no.
2897 keep_next=$separate_arg
2913 -program-prefix* | \
2914 -program-suffix* | \
2915 -program-transform-name* )
2916 skip_next=$separate_arg
2920 # An option. Add it.
2923 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2925 baseargs="$baseargs '$ac_arg'"
2926 keep_next=$separate_arg
2929 # Either a variable assignment, or a nonopt (triplet). Don't
2930 # pass it down; let the Makefile handle this.
2935 # Remove the initial space we just introduced and, as these will be
2936 # expanded by make, quote '$'.
2937 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2939 # Add in --program-transform-name, after --program-prefix and
2940 # --program-suffix have been applied to it. Autoconf has already
2941 # doubled dollar signs and backslashes in program_transform_name; we want
2942 # the backslashes un-doubled, and then the entire thing wrapped in single
2943 # quotes, because this will be expanded first by make and then by the shell.
2944 # Also, because we want to override the logic in subdir configure scripts to
2945 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2946 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2947 ${program_transform_name}
2949 gcc_transform_name=`cat conftestsed.out`
2950 rm -f conftestsed.out
2951 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2952 if test "$silent" = yes; then
2953 baseargs="$baseargs --silent"
2955 baseargs="$baseargs --disable-option-checking"
2957 # For the build-side libraries, we just need to pretend we're native,
2958 # and not use the same cache file. Multilibs are neither needed nor
2960 build_configargs="--cache-file=../config.cache ${baseargs}"
2962 # For host modules, accept cache file option, or specification as blank.
2963 case "${cache_file}" in
2965 cache_file_option="" ;;
2966 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2967 cache_file_option="--cache-file=${cache_file}" ;;
2969 cache_file_option="--cache-file=../${cache_file}" ;;
2972 # Host dirs don't like to share a cache file either, horribly enough.
2973 # This seems to be due to autoconf 2.5x stupidity.
2974 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2976 target_configargs=${baseargs}
2978 # Passing a --with-cross-host argument lets the target libraries know
2979 # whether they are being built with a cross-compiler or being built
2980 # native. However, it would be better to use other mechanisms to make the
2981 # sorts of decisions they want to make on this basis. Please consider
2982 # this option to be deprecated. FIXME.
2983 if test x${is_cross_compiler} = xyes ; then
2984 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2987 # Default to --enable-multilib.
2988 if test x${enable_multilib} = x ; then
2989 target_configargs="--enable-multilib ${target_configargs}"
2992 # Pass --with-newlib if appropriate. Note that target_configdirs has
2993 # changed from the earlier setting of with_newlib.
2994 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2995 target_configargs="--with-newlib ${target_configargs}"
2998 # Different target subdirs use different values of certain variables
2999 # (notably CXX). Worse, multilibs use *lots* of different values.
3000 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3001 # it doesn't automatically accept command-line overrides of them.
3002 # This means it's not safe for target subdirs to share a cache file,
3003 # which is disgusting, but there you have it. Hopefully this can be
3004 # fixed in future. It's still worthwhile to use a cache file for each
3005 # directory. I think.
3007 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3008 # We need to pass --target, as newer autoconf's requires consistency
3009 # for target_alias and gcc doesn't manage it consistently.
3010 target_configargs="--cache-file=./config.cache ${target_configargs}"
3013 case " $target_configdirs " in
3015 case " $target_configargs " in
3016 *" --with-newlib "*)
3019 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 $$s/winsup/w32api/include'
3023 # If we're not building GCC, don't discard standard headers.
3024 if test -d ${srcdir}/gcc; then
3025 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3027 if test "${build}" != "${host}"; then
3028 # On Canadian crosses, CC_FOR_TARGET will have already been set
3029 # by `configure', so we won't have an opportunity to add -Bgcc/
3030 # to it. This is right: we don't want to search that directory
3031 # for binaries, but we want the header files in there, so add
3033 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
3035 # Someone might think of using the pre-installed headers on
3036 # Canadian crosses, in case the installed compiler is not fully
3037 # compatible with the compiler being built. In this case, it
3038 # would be better to flag an error than risking having
3039 # incompatible object files being constructed. We can't
3040 # guarantee that an error will be flagged, but let's hope the
3041 # compiler will do it, when presented with incompatible header
3046 case "${target}-${is_cross_compiler}" in
3047 i[[3456789]]86-*-linux*-no)
3048 # Here host == target, so we don't need to build gcc,
3049 # so we don't want to discard standard headers.
3050 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3053 # If we're building newlib, use its generic headers last, but search
3054 # for any libc-related directories first (so make it the last -B
3056 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3058 # If we're building libgloss, find the startup file, simulator library
3059 # and linker script.
3060 case " $target_configdirs " in
3062 # Look for startup file, simulator library and maybe linker script.
3063 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3064 # Look for libnosys.a in case the target needs it.
3065 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3066 # Most targets have the linker script in the source directory.
3067 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3078 x86_64-*mingw* | *-w64-mingw*)
3079 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3080 # however, use a symlink named 'mingw' in ${prefix} .
3081 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3084 # MinGW can't be handled as Cygwin above since it does not use newlib.
3085 FLAGS_FOR_TARGET=$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'
3089 # Allow the user to override the flags for
3090 # our build compiler if desired.
3091 if test x"${build}" = x"${host}" ; then
3092 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3093 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3094 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3097 # On Canadian crosses, we'll be searching the right directories for
3098 # the previously-installed cross compiler, so don't bother to add
3099 # flags for directories within the install tree of the compiler
3100 # being built; programs in there won't even run.
3101 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3102 # Search for pre-installed headers if nothing else fits.
3103 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3106 if test "x${use_gnu_ld}" = x &&
3107 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3108 # Arrange for us to find uninstalled linker scripts.
3109 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3112 # Search for other target-specific linker scripts and such.
3115 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3119 # Makefile fragments.
3120 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3122 eval fragval=\$$frag
3123 if test $fragval != /dev/null; then
3124 eval $frag=${srcdir}/$fragval
3127 AC_SUBST_FILE(host_makefile_frag)
3128 AC_SUBST_FILE(target_makefile_frag)
3129 AC_SUBST_FILE(alphaieee_frag)
3130 AC_SUBST_FILE(ospace_frag)
3132 # Miscellanea: directories, flags, etc.
3133 AC_SUBST(RPATH_ENVVAR)
3134 AC_SUBST(GCC_SHLIB_SUBDIR)
3136 AC_SUBST(build_tooldir)
3137 AC_SUBST(CONFIGURE_GDB_TK)
3139 AC_SUBST(INSTALL_GDB_TK)
3141 # Build module lists & subconfigure args.
3142 AC_SUBST(build_configargs)
3143 AC_SUBST(build_configdirs)
3145 # Host module lists & subconfigure args.
3146 AC_SUBST(host_configargs)
3147 AC_SUBST(configdirs)
3148 AC_SUBST(target_configdirs)
3150 # Target module lists & subconfigure args.
3151 AC_SUBST(target_configargs)
3155 AC_SUBST(AR_FOR_BUILD)
3156 AC_SUBST(AS_FOR_BUILD)
3157 AC_SUBST(CC_FOR_BUILD)
3158 AC_SUBST(CFLAGS_FOR_BUILD)
3159 AC_SUBST(CXXFLAGS_FOR_BUILD)
3160 AC_SUBST(CXX_FOR_BUILD)
3161 AC_SUBST(DLLTOOL_FOR_BUILD)
3162 AC_SUBST(GCJ_FOR_BUILD)
3163 AC_SUBST(GFORTRAN_FOR_BUILD)
3164 AC_SUBST(LDFLAGS_FOR_BUILD)
3165 AC_SUBST(LD_FOR_BUILD)
3166 AC_SUBST(NM_FOR_BUILD)
3167 AC_SUBST(RANLIB_FOR_BUILD)
3168 AC_SUBST(WINDMC_FOR_BUILD)
3169 AC_SUBST(WINDRES_FOR_BUILD)
3170 AC_SUBST(config_shell)
3172 # Generate default definitions for YACC, M4, LEX and other programs that run
3173 # on the build machine. These are used if the Makefile can't locate these
3174 # programs in objdir.
3175 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3177 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3178 case " $build_configdirs " in
3179 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3180 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3183 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3184 case " $build_configdirs " in
3185 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3188 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3189 case " $build_configdirs " in
3190 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3193 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3194 case " $build_configdirs " in
3195 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3196 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3199 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3200 case " $build_configdirs " in
3201 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3204 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3205 case " $build_configdirs " in
3206 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3209 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3210 # higher, else we use the "missing" dummy.
3211 if ${MAKEINFO} --version \
3212 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3215 MAKEINFO="$MISSING makeinfo"
3221 # FIXME: expect and dejagnu may become build tools?
3223 AC_CHECK_PROGS(EXPECT, expect, expect)
3224 case " $configdirs " in
3226 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3230 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3231 case " $configdirs " in
3233 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3239 NCN_STRICT_CHECK_TOOLS(AR, ar)
3240 NCN_STRICT_CHECK_TOOLS(AS, as)
3241 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3242 NCN_STRICT_CHECK_TOOLS(LD, ld)
3243 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3244 NCN_STRICT_CHECK_TOOLS(NM, nm)
3245 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3246 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3247 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3248 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3249 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3250 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3257 AC_ARG_WITH([build-time-tools],
3258 [ --with-build-time-tools=PATH
3259 use given path to find target tools during the build],
3260 [case x"$withval" in
3263 with_build_time_tools=
3264 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3267 [with_build_time_tools=])
3269 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3270 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3271 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3272 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3273 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3275 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3276 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3277 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3278 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3279 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3280 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3281 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3282 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3283 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3284 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3285 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3287 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3289 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3290 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3291 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3292 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3293 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3295 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3296 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3298 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3299 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3300 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3301 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3302 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3303 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3304 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3305 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3306 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3307 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3308 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3309 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3310 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3311 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3313 AC_SUBST(FLAGS_FOR_TARGET)
3314 AC_SUBST(RAW_CXX_FOR_TARGET)
3316 # Certain tools may need extra flags.
3317 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3318 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3319 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3321 # When building target libraries, except in a Canadian cross, we use
3322 # the same toolchain as the compiler we just built.
3323 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3324 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3325 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3326 if test $host = $build; then
3327 case " $configdirs " in
3329 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3330 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3331 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3336 AC_SUBST(COMPILER_AS_FOR_TARGET)
3337 AC_SUBST(COMPILER_LD_FOR_TARGET)
3338 AC_SUBST(COMPILER_NM_FOR_TARGET)
3340 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3341 AC_ARG_ENABLE(maintainer-mode,
3342 [ --enable-maintainer-mode enable make rules and dependencies not useful
3343 (and sometimes confusing) to the casual installer],
3344 USE_MAINTAINER_MODE=$enableval,
3345 USE_MAINTAINER_MODE=no)
3346 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3347 AC_SUBST(MAINTAINER_MODE_TRUE)
3348 AC_SUBST(MAINTAINER_MODE_FALSE)
3349 if test "$USE_MAINTAINER_MODE" = yes; then
3350 MAINTAINER_MODE_TRUE=
3351 MAINTAINER_MODE_FALSE='#'
3353 MAINTAINER_MODE_TRUE='#'
3354 MAINTAINER_MODE_FALSE=
3356 MAINT=$MAINTAINER_MODE_TRUE
3359 # ---------------------
3360 # GCC bootstrap support
3361 # ---------------------
3363 # Stage specific cflags for build.
3368 yes) stage1_cflags="-g -Wa,-J" ;;
3369 *) stage1_cflags="-g -J" ;;
3373 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3374 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3375 saved_CFLAGS="$CFLAGS"
3377 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3378 CFLAGS="$CFLAGS -fkeep-inline-functions"
3379 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3381 #if (__GNUC__ < 3) \
3382 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3383 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3384 #error http://gcc.gnu.org/PR29382
3387 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3388 [AC_MSG_RESULT([no])])
3390 CFLAGS="$saved_CFLAGS"
3393 AC_SUBST(stage1_cflags)
3395 # Enable --enable-checking in stage1 of the compiler.
3396 AC_ARG_ENABLE(stage1-checking,
3397 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3399 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3400 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3401 stage1_checking=--enable-checking=yes,types
3403 stage1_checking=--enable-checking=$enable_checking,types
3405 AC_SUBST(stage1_checking)
3407 # Enable -Werror in bootstrap stage2 and later.
3408 AC_ARG_ENABLE(werror,
3409 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3410 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3415 case ${enable_werror} in
3416 yes) stage2_werror_flag="--enable-werror-always" ;;
3417 *) stage2_werror_flag="" ;;
3419 AC_SUBST(stage2_werror_flag)
3421 # Specify what files to not compare during bootstrap.
3423 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3425 hppa*64*-*-hpux*) ;;
3426 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3428 case " $configdirs " in
3429 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3431 AC_SUBST(compare_exclusions)
3433 AC_CONFIG_FILES([Makefile],
3434 [sed "$extrasub_build" Makefile |
3435 sed "$extrasub_host" |
3436 sed "$extrasub_target" > mf$$
3437 mv -f mf$$ Makefile],
3438 [extrasub_build="$extrasub_build"
3439 extrasub_host="$extrasub_host"
3440 extrasub_target="$extrasub_target"])