1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
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])
31 m4_include([config/cloog.m4])
33 AC_INIT(move-if-change)
35 AC_DISABLE_OPTION_CHECKING
38 # if PWD already has a value, it is probably wrong.
39 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
41 # Export original configure arguments for use by sub-configures.
42 # Quote arguments with shell meta charatcers.
43 TOPLEVEL_CONFIGURE_ARGUMENTS=
44 set -- "$progname" "$@"
48 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
49 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
50 # if the argument is of the form -foo=baz, quote the baz part only
51 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
54 # Add the quoted argument to the list.
55 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
57 if test "$silent" = yes; then
58 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
60 # Remove the initial space we just introduced and, as these will be
61 # expanded by make, quote '$'.
62 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
63 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
65 # Find the build, host, and target systems.
66 ACX_NONCANONICAL_BUILD
68 ACX_NONCANONICAL_TARGET
70 dnl Autoconf 2.5x and later will set a default program prefix if
71 dnl --target was used, even if it was the same as --host. Disable
72 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
74 test "$host_noncanonical" = "$target_noncanonical" &&
75 test "$program_prefix$program_suffix$program_transform_name" = \
77 program_transform_name=s,y,y,
82 m4_pattern_allow([^AS_FOR_TARGET$])dnl
83 m4_pattern_allow([^AS_FOR_BUILD$])dnl
85 # Get 'install' or 'install-sh' and its variants.
92 ### we might need to use some other shell than /bin/sh for running subshells
93 ### If we are on Windows, search for the shell. This will permit people
94 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
95 ### without also having to set CONFIG_SHELL. This code will work when
96 ### using bash, which sets OSTYPE.
99 if test x${CONFIG_SHELL} = x ; then
100 if test ! -f /bin/sh ; then
101 if test x${SHELL} != x && test -f ${SHELL} ; then
102 CONFIG_SHELL=${SHELL}
105 for prog in sh sh.exe bash bash.exe; do
106 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
108 test -z "$dir" && dir=.
109 if test -f $dir/$prog; then
110 CONFIG_SHELL=$dir/$prog
116 test -n "${CONFIG_SHELL}" && break
124 config_shell=${CONFIG_SHELL-/bin/sh}
126 moveifchange=${srcdir}/move-if-change
128 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
130 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
132 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
133 INSTALL="${srcpwd}/install-sh -c"
136 # Set srcdir to "." if that's what it is.
137 # This is important for multilib support.
139 if test "${pwd}" = "${srcpwd}" ; then
147 ### To add a new directory to the tree, first choose whether it is a target
148 ### or a host dependent tool. Then put it into the appropriate list
149 ### (library or tools, host or target), doing a dependency sort.
151 # Subdirs will be configured in the order listed in build_configdirs,
152 # configdirs, or target_configdirs; see the serialization section below.
154 # Dependency sorting is only needed when *configuration* must be done in
155 # a particular order. In all cases a dependency should be specified in
156 # the Makefile, whether or not it's implicitly specified here.
158 # Double entries in build_configdirs, configdirs, or target_configdirs may
159 # cause circular dependencies and break everything horribly.
161 # these library is used by various programs built for the build
164 build_libs="build-libiberty"
166 # these tools are built for the build environment
167 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
169 # these libraries are used by various programs built for the host environment
171 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
173 # these tools are built for the host environment
174 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
175 # know that we are building the simulator.
176 # binutils, gas and ld appear in that order because it makes sense to run
177 # "make check" in that particular order.
178 # If --enable-gold is used, "gold" may replace "ld".
179 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"
181 # libgcj represents the runtime libraries only used by gcj.
182 libgcj="target-libffi \
187 # these libraries are built for the target environment, and are built after
188 # the host libraries and the host tools (which may be a cross compiler)
190 target_libraries="target-libgcc \
195 target-libstdc++-v3 \
206 # these tools are built using the target libraries, and are intended to
207 # run only in the target environment
209 # note: any program that *uses* libraries that are in the "target_libraries"
210 # list belongs in this list. those programs are also very likely
211 # candidates for the "native_only" list which follows
213 target_tools="target-examples target-groff target-gperf target-rda"
215 ################################################################################
217 ## All tools belong in one of the four categories, and are assigned above
218 ## We assign ${configdirs} this way to remove all embedded newlines. This
219 ## is important because configure will choke if they ever get through.
220 ## ${configdirs} is directories we build using the host tools.
221 ## ${target_configdirs} is directories we build using the target tools.
222 configdirs=`echo ${host_libs} ${host_tools}`
223 target_configdirs=`echo ${target_libraries} ${target_tools}`
224 build_configdirs=`echo ${build_libs} ${build_tools}`
226 m4_divert_text([PARSE_ARGS],
229 m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
230 AC_MSG_ERROR([path to source, $srcdir, contains spaces])
231 m4_popdef([AS_MESSAGE_LOG_FD])dnl
234 ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
237 ################################################################################
239 srcname="gnu development package"
241 # This gets set non-empty for some net releases of packages.
244 # Define is_cross_compiler to save on calls to 'test'.
246 if test x"${host}" = x"${target}" ; then
249 is_cross_compiler=yes
252 # Find the build and target subdir names.
254 # Be sure to cover against remnants of an in-tree build.
255 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
256 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
257 Use a pristine source tree when building in a separate tree])
260 # Skipdirs are removed silently.
262 # Noconfigdirs are removed loudly.
266 # Make sure we don't let GNU ld be added if we didn't want it.
267 if test x$with_gnu_ld = xno ; then
269 noconfigdirs="$noconfigdirs ld gold"
273 # Make sure we don't let GNU as be added if we didn't want it.
274 if test x$with_gnu_as = xno ; then
276 noconfigdirs="$noconfigdirs gas"
280 # Make sure we don't let ZLIB be added if we didn't want it.
281 if test x$with_system_zlib = xyes ; then
283 noconfigdirs="$noconfigdirs zlib"
286 # some tools are so dependent upon X11 that if we're not building with X,
287 # it's not even worth trying to configure, much less build, that tool.
290 yes | "") ;; # the default value for this tree is that X11 is available
292 skipdirs="${skipdirs} tk itcl libgui"
293 # We won't be able to build gdbtk without X.
296 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
299 # Some tools are only suitable for building in a "native" situation.
300 # Remove these if host!=target.
301 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"
303 # Similarly, some are only suitable for cross toolchains.
304 # Remove these if host=target.
305 cross_only="target-libgloss target-newlib target-opcodes"
307 case $is_cross_compiler in
308 no) skipdirs="${skipdirs} ${cross_only}" ;;
309 yes) skipdirs="${skipdirs} ${native_only}" ;;
312 # If both --with-headers and --with-libs are specified, default to
314 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
315 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
316 if test x"${with_newlib}" = x ; then
321 # Recognize --with-newlib/--without-newlib.
322 case ${with_newlib} in
323 no) skipdirs="${skipdirs} target-newlib" ;;
324 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
327 # Handle --enable-gold, --enable-ld.
328 # --disable-gold [--enable-ld]
329 # Build only ld. Default option.
330 # --enable-gold [--enable-ld]
331 # Build both gold and ld. Install gold as "ld.gold", install ld
332 # as "ld.bfd" and "ld".
333 # --enable-gold=default [--enable-ld]
334 # Build both gold and ld. Install gold as "ld.gold" and "ld",
335 # install ld as "ld.bfd".
336 # --enable-gold[=default] --disable-ld
337 # Build only gold, which is then installed as both "ld.gold" and "ld".
338 # --enable-gold --enable-ld=default
339 # Build both gold (installed as "ld.gold") and ld (installed as "ld"
341 # In other words, ld is default
342 # --enable-gold=default --enable-ld=default
347 [AS_HELP_STRING([[--enable-gold[=ARG]]],
348 [build gold @<:@ARG={default,yes,no}@:>@])],
349 ENABLE_GOLD=$enableval,
351 case "${ENABLE_GOLD}" in
353 # Check for ELF target.
356 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
357 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
358 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
360 *-*-linux*aout* | *-*-linux*oldld*)
368 if test "$is_elf" = "yes"; then
369 # Check for target supported by gold.
371 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
372 configdirs="$configdirs gold"
373 if test x${ENABLE_GOLD} = xdefault; then
384 AC_MSG_ERROR([invalid --enable-gold argument])
389 [AS_HELP_STRING([[--enable-ld[=ARG]]],
390 [build ld @<:@ARG={default,yes,no}@:>@])],
391 ENABLE_LD=$enableval,
394 case "${ENABLE_LD}" in
396 if test x${default_ld} != x; then
397 AC_MSG_ERROR([either gold or ld can be the default ld])
403 if test x${ENABLE_GOLD} != xyes; then
404 AC_MSG_WARN([neither ld nor gold are enabled])
406 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'`
409 AC_MSG_ERROR([invalid --enable-ld argument])
413 # Configure extra directories which are host specific
417 configdirs="$configdirs libtermcap" ;;
420 # A target can indicate whether a language isn't supported for some reason.
421 # Only spaces may be used in this macro; not newlines or tabs.
422 unsupported_languages=
424 # Remove more programs from consideration, based on the host or
425 # target this usually means that a port of the program doesn't
430 noconfigdirs="$noconfigdirs byacc"
432 i[[3456789]]86-*-vsta)
433 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
435 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
436 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
439 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
441 i[[3456789]]86-*-mingw32*)
442 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
443 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
445 i[[3456789]]86-*-beos*)
446 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
449 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
452 noconfigdirs="$noconfigdirs rcs"
455 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
460 AC_ARG_ENABLE(libquadmath,
461 AS_HELP_STRING([--disable-libquadmath],
462 [do not build libquadmath directory]),
463 ENABLE_LIBQUADMATH=$enableval,
464 ENABLE_LIBQUADMATH=yes)
465 if test "${ENABLE_LIBQUADMATH}" = "no" ; then
466 noconfigdirs="$noconfigdirs target-libquadmath"
470 AC_ARG_ENABLE(libquadmath-support,
471 AS_HELP_STRING([--disable-libquadmath-support],
472 [disable libquadmath support for Fortran]),
473 ENABLE_LIBQUADMATH_SUPPORT=$enableval,
474 ENABLE_LIBQUADMATH_SUPPORT=yes)
475 enable_libquadmath_support=
476 if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
477 enable_libquadmath_support=no
481 AC_ARG_ENABLE(libada,
482 [AS_HELP_STRING([--enable-libada], [build libada directory])],
483 ENABLE_LIBADA=$enableval,
485 if test "${ENABLE_LIBADA}" != "yes" ; then
486 noconfigdirs="$noconfigdirs gnattools"
489 AC_ARG_ENABLE(libssp,
490 [AS_HELP_STRING([--enable-libssp], [build libssp directory])],
491 ENABLE_LIBSSP=$enableval,
494 # Save it here so that, even in case of --enable-libgcj, if the Java
495 # front-end isn't enabled, we still get libgcj disabled.
497 case $enable_libgcj in
499 # If we reset it here, it won't get added to noconfigdirs in the
500 # target-specific build rules, so it will be forcibly enabled
501 # (unless the Java language itself isn't enabled).
505 # Make sure we get it printed in the list of not supported target libs.
506 # Don't disable libffi, though, other languages use it.
507 noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
508 # Clear libgcj_saved so that even if java is enabled libffi won't be
515 # Disable libmudflap on some systems.
516 if test x$enable_libmudflap = x ; then
518 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
519 # Enable libmudflap by default in GNU and friends.
522 # Enable libmudflap by default in FreeBSD.
525 # Disable it by default everywhere else.
526 noconfigdirs="$noconfigdirs target-libmudflap"
531 # Disable libgomp on non POSIX hosted systems.
532 if test x$enable_libgomp = x ; then
533 # Enable libgomp by default on hosted POSIX systems.
535 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
537 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
539 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
541 *-*-darwin* | *-*-aix*)
544 noconfigdirs="$noconfigdirs target-libgomp"
549 # Default libgloss CPU subdirectory.
550 libgloss_dir="$target_cpu"
554 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
557 noconfigdirs="$noconfigdirs ld gas gdb gprof"
558 noconfigdirs="$noconfigdirs sim target-rda"
560 i[[3456789]]86-*-darwin*)
561 noconfigdirs="$noconfigdirs ld gprof"
562 noconfigdirs="$noconfigdirs sim target-rda"
564 x86_64-*-darwin[[912]]*)
565 noconfigdirs="$noconfigdirs ld gas gprof"
566 noconfigdirs="$noconfigdirs sim target-rda"
569 noconfigdirs="$noconfigdirs ld gas gdb gprof"
570 noconfigdirs="$noconfigdirs sim target-rda"
571 noconfigdirs="$noconfigdirs ${libgcj}"
573 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
574 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
577 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
578 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
579 && test -f /usr/local/include/gmp.h; then
583 # Skip some stuff that's unsupported on some FreeBSD configurations.
589 noconfigdirs="$noconfigdirs ${libgcj}"
594 # Remove unsupported stuff on all kaOS configurations.
595 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
596 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
597 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
598 noconfigdirs="$noconfigdirs target-libgloss"
601 # Skip some stuff on all NetBSD configurations.
602 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
604 # Skip some stuff that's unsupported on some NetBSD configurations.
606 i*86-*-netbsdelf*) ;;
607 arm*-*-netbsdelf*) ;;
609 noconfigdirs="$noconfigdirs ${libgcj}"
614 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
617 skipdirs="${skipdirs} target-libiberty"
618 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
620 # The tpf target doesn't support gdb yet.
622 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
625 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
628 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
631 # ld works, but does not support shared libraries.
632 # newlib is not 64 bit ready. I'm not sure about fileutils.
633 # gas doesn't generate exception information.
634 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
637 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
640 # newlib is not 64 bit ready
641 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
644 # newlib is not 64 bit ready
645 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
648 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
651 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
653 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
654 noconfigdirs="$noconfigdirs ${libgcj}"
655 noconfigdirs="$noconfigdirs target-examples"
656 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
657 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
658 noconfigdirs="$noconfigdirs expect dejagnu"
659 # the C++ libraries don't build on top of CE's C libraries
660 noconfigdirs="$noconfigdirs target-libstdc++-v3"
661 noconfigdirs="$noconfigdirs target-newlib"
663 *-*-cygwin*) ;; # keep gdb and readline
664 *) noconfigdirs="$noconfigdirs gdb readline"
670 noconfigdirs="$noconfigdirs target-libgloss"
673 noconfigdirs="$noconfigdirs ${libgcj}"
676 arm-*-elf* | arm*-*-eabi* )
677 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
680 arm*-*-linux-gnueabi)
681 noconfigdirs="$noconfigdirs target-qthreads"
682 case ${with_newlib} in
683 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
688 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
692 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
695 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
698 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
701 unsupported_languages="$unsupported_languages java"
702 noconfigdirs="$noconfigdirs target-boehm-gc"
703 if test x${is_cross_compiler} != xno ; then
704 target_configdirs="${target_configdirs} target-bsp target-cygmon"
708 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
710 c54x*-*-* | tic54x-*-*)
711 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
714 noconfigdirs="$noconfigdirs ${libgcj} gdb"
716 cris-*-* | crisv32-*-*)
717 unsupported_languages="$unsupported_languages java"
720 unsupported_languages="$unsupported_languages fortran"
721 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
722 *-*-elf) # See PR46792 regarding target-libffi.
723 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
725 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
727 unsupported_languages="$unsupported_languages fortran"
728 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
733 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
736 noconfigdirs="$noconfigdirs ${libgcj} gdb"
739 noconfigdirs="$noconfigdirs ${libgcj} gdb"
742 noconfigdirs="$noconfigdirs ${libgcj}"
745 noconfigdirs="$noconfigdirs ${libgcj}"
746 noconfigdirs="$noconfigdirs gprof"
749 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
752 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
754 hppa1.1-*-osf* | hppa1.1-*-bsd* )
757 # In this case, it's because the hppa64-linux target is for
758 # the kernel only at this point and has no libc, and thus no
759 # headers, crt*.o, etc., all of which are needed by these.
760 noconfigdirs="$noconfigdirs target-zlib"
768 noconfigdirs="$noconfigdirs ${libgcj}"
771 noconfigdirs="$noconfigdirs ld shellutils"
777 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
778 # build on HP-UX 10.20.
779 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
782 noconfigdirs="$noconfigdirs ${libgcj} gdb"
785 # No gdb support yet.
786 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
790 noconfigdirs="$noconfigdirs ${libgcj} libgui itcl ld"
793 # No gdb or ld support yet.
794 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
796 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
797 noconfigdirs="$noconfigdirs ${libgcj}"
800 i[[3456789]]86-*-linux*)
801 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
802 # not build java stuff by default.
805 noconfigdirs="$noconfigdirs ${libgcj}";;
808 # This section makes it possible to build newlib natively on linux.
809 # If we are using a cross compiler then don't configure newlib.
810 if test x${is_cross_compiler} != xno ; then
811 noconfigdirs="$noconfigdirs target-newlib"
813 noconfigdirs="$noconfigdirs target-libgloss"
814 # If we are not using a cross compiler, do configure newlib.
815 # Note however, that newlib will only be configured in this situation
816 # if the --with-newlib option has been given, because otherwise
817 # 'target-newlib' will appear in skipdirs.
819 i[[3456789]]86-w64-mingw*)
820 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
822 i[[3456789]]86-*-mingw*)
823 target_configdirs="$target_configdirs target-winsup"
824 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
827 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
830 target_configdirs="$target_configdirs target-libtermcap target-winsup"
831 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
832 # always build newlib if winsup directory is present.
833 if test -d "$srcdir/winsup/cygwin"; then
834 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
835 elif test -d "$srcdir/newlib"; then
836 echo "Warning: winsup/cygwin is missing so newlib can't be built."
839 i[[3456789]]86-*-interix* )
842 noconfigdirs="$noconfigdirs target-libgloss"
844 i[[3456789]]86-*-sco3.2v5*)
845 # The linker does not yet know about weak symbols in COFF,
846 # and is not configured to handle mixed ELF and COFF.
847 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
849 i[[3456789]]86-*-sco*)
850 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
852 i[[3456789]]86-*-solaris2*)
853 noconfigdirs="$noconfigdirs target-libgloss"
855 i[[3456789]]86-*-sysv4*)
856 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
858 i[[3456789]]86-*-beos*)
859 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
861 i[[3456789]]86-*-rdos*)
862 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
865 noconfigdirs="$noconfigdirs ${libgcj}"
867 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
868 noconfigdirs="$noconfigdirs target-libiberty"
872 noconfigdirs="$noconfigdirs ${libgcj}"
875 noconfigdirs="$noconfigdirs ${libgcj}"
881 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
882 unsupported_languages="$unsupported_languages fortran java"
885 noconfigdirs="$noconfigdirs ${libgcj}"
888 noconfigdirs="$noconfigdirs ${libgcj}"
891 noconfigdirs="$noconfigdirs sim"
894 noconfigdirs="$noconfigdirs target-libiberty"
897 # copied from rs6000-*-* entry
898 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
900 powerpc*-*-winnt* | powerpc*-*-pe*)
901 target_configdirs="$target_configdirs target-winsup"
902 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
903 # always build newlib.
904 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
906 # This is temporary until we can link against shared libraries
907 powerpcle-*-solaris*)
908 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
912 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
915 noconfigdirs="$noconfigdirs ${libgcj}"
918 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
922 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
925 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
928 noconfigdirs="$noconfigdirs gprof ${libgcj}"
931 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
934 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
937 skipdirs="$skipdirs target-libiberty"
938 noconfigdirs="$noconfigdirs ${libgcj}"
939 if test x$with_newlib = xyes; then
940 noconfigdirs="$noconfigdirs gprof"
945 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
948 # Linking libjava exceeds command-line length limits on at least
949 # IRIX 6.2, but not on IRIX 6.5.
950 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
951 # <oldham@codesourcery.com>
952 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
955 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
958 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
961 noconfigdirs="$noconfigdirs gprof ${libgcj}"
965 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
969 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
970 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
971 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
972 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
976 noconfigdirs="$noconfigdirs ${libgcj}" ;;
978 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
981 sparclet-*-aout* | sparc86x-*-*)
985 noconfigdirs="$noconfigdirs ${libgcj}"
988 noconfigdirs="$noconfigdirs ${libgcj}"
992 noconfigdirs="$noconfigdirs ${libgcj}"
996 noconfigdirs="$noconfigdirs ${libgcj}"
997 if test x${is_cross_compiler} != xno ; then
998 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
1003 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
1004 noconfigdirs="$noconfigdirs ${libgcj}"
1006 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1009 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1012 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1015 noconfigdirs="$noconfigdirs ${libgcj}"
1018 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1021 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1024 noconfigdirs="$noconfigdirs ${libgcj}"
1027 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1029 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1030 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1033 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1036 noconfigdirs="$noconfigdirs ${libgcj}"
1040 # If we aren't building newlib, then don't build libgloss, since libgloss
1041 # depends upon some newlib header files.
1042 case "${noconfigdirs}" in
1043 *target-libgloss*) ;;
1044 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1047 # Work in distributions that contain no compiler tools, like Autoconf.
1049 host_makefile_frag=/dev/null
1050 if test -d ${srcdir}/config ; then
1053 # Avoid "too much defining" errors from HPUX compiler.
1054 tentative_cc="cc -Wp,-H256000"
1055 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1056 # If it's HP/UX ar, this should be harmless.
1060 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1063 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1064 # chokes on bfd, the compiler won't let you assign integers to enums, and
1065 # other problems. Defining CC to gcc is a questionable way to say "don't use
1066 # the apollo compiler" (the preferred version of GCC could be called cc,
1067 # or whatever), but I'm not sure leaving CC as cc is any better...
1068 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1069 # Used to have BISON=yacc.
1073 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1076 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1077 tentative_cc="cc -Xa"
1078 host_makefile_frag="config/mh-cxux"
1080 m88k-motorola-sysv*)
1083 tentative_cc="cc -Wf,-XNg1000"
1084 host_makefile_frag="config/mh-decstation"
1087 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1088 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1089 host_makefile_frag="config/mh-necv4"
1092 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1093 # environment. Also bump switch table size so that cp-parse will
1094 # compile. Bump string length limit so linker builds.
1095 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1098 host_makefile_frag="config/mh-sysv4"
1101 # This is for a MIPS running RISC/os 4.52C.
1103 # This is needed for GDB, but needs to be in the top-level make because
1104 # if a library is compiled with the bsd headers and gets linked with the
1105 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1106 # a different size).
1107 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1108 # known except to select the sysv environment. Could we use /proc instead?
1109 # These "sysv environments" and "bsd environments" often end up being a pain.
1111 # This is not part of CFLAGS because perhaps not all C compilers have this
1113 tentative_cc="cc -systype sysv"
1118 i[[3456789]]86-*-sysv5*)
1119 host_makefile_frag="config/mh-sysv5"
1121 i[[3456789]]86-*-dgux*)
1122 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1123 host_makefile_frag="config/mh-dgux386"
1125 i[[3456789]]86-ncr-sysv4.3*)
1126 # The MetaWare compiler will generate a copyright message unless you
1127 # turn it off by adding the -Hnocopyr flag.
1128 tentative_cc="cc -Hnocopyr"
1130 i[[3456789]]86-ncr-sysv4*)
1131 # for an NCR 3000 (i486/SVR4) system.
1132 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1133 # This compiler not only emits obnoxious copyright messages every time
1134 # you run it, but it chokes and dies on a whole bunch of GNU source
1135 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1136 tentative_cc="/usr/ccs/ATT/cc"
1137 host_makefile_frag="config/mh-ncr3000"
1139 i[[3456789]]86-*-sco3.2v5*)
1141 i[[3456789]]86-*-sco*)
1142 # The native C compiler botches some simple uses of const. Unfortunately,
1143 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1144 tentative_cc="cc -Dconst="
1145 host_makefile_frag="config/mh-sco"
1147 i[[3456789]]86-*-udk*)
1148 host_makefile_frag="config/mh-sysv5"
1150 i[[3456789]]86-*-solaris2*)
1151 host_makefile_frag="config/mh-sysv4"
1153 i[[3456789]]86-*-msdosdjgpp*)
1154 host_makefile_frag="config/mh-djgpp"
1157 ACX_CHECK_CYGWIN_CAT_WORKS
1158 host_makefile_frag="config/mh-cygwin"
1161 host_makefile_frag="config/mh-mingw"
1164 host_makefile_frag="config/mh-interix"
1167 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1171 host_makefile_frag="config/mh-solaris"
1174 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1175 # without overflowing the jump tables (-J says to use a 32 bit table)
1176 tentative_cc="cc -J"
1179 tentative_cc="cc -Wp,-H256000"
1180 host_makefile_frag="config/mh-pa-hpux10"
1182 hppa*-hp-hpux* | hppa*-*-hiux*)
1183 tentative_cc="cc -Wp,-H256000"
1184 host_makefile_frag="config/mh-pa"
1187 host_makefile_frag="config/mh-pa"
1189 *-hp-hpux* | *-*-hiux*)
1190 tentative_cc="cc -Wp,-H256000"
1193 # /bin/cc is less than useful for our purposes. Always use GCC
1194 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1195 host_makefile_frag="config/mh-lynxrs6k"
1198 host_makefile_frag="config/mh-darwin"
1201 host_makefile_frag="config/mh-ppc-aix"
1204 host_makefile_frag="config/mh-ppc-aix"
1207 # /bin/cc is less than useful for our purposes. Always use GCC
1208 tentative_cc="/bin/gcc"
1211 host_makefile_frag="config/mh-sysv4"
1213 # This is placed last to prevent interfering with the cases above.
1215 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1216 host_makefile_frag="config/mh-x86omitfp"
1221 # If we aren't going to be using gcc, see if we can extract a definition
1222 # of CC from the fragment.
1223 # Actually, use the 'pre-extracted' version above.
1224 if test -z "${CC}" && test "${build}" = "${host}" ; then
1225 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1227 for dir in $PATH; do
1228 test -z "$dir" && dir=.
1229 if test -f $dir/gcc; then
1235 if test -z "${found}" && test -n "${tentative_cc}" ; then
1240 if test "${build}" != "${host}" ; then
1241 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1242 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1243 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1244 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1245 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1246 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1247 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1248 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1249 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1250 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1251 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1252 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1253 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1255 AR_FOR_BUILD="\$(AR)"
1256 AS_FOR_BUILD="\$(AS)"
1257 CC_FOR_BUILD="\$(CC)"
1258 CXX_FOR_BUILD="\$(CXX)"
1259 GCJ_FOR_BUILD="\$(GCJ)"
1260 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1261 GOC_FOR_BUILD="\$(GOC)"
1262 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1263 LD_FOR_BUILD="\$(LD)"
1264 NM_FOR_BUILD="\$(NM)"
1265 RANLIB_FOR_BUILD="\$(RANLIB)"
1266 WINDRES_FOR_BUILD="\$(WINDRES)"
1267 WINDMC_FOR_BUILD="\$(WINDMC)"
1273 # We must set the default linker to the linker used by gcc for the correct
1274 # operation of libtool. If LD is not defined and we are using gcc, try to
1275 # set the LD default to the ld used by gcc.
1276 if test -z "$LD"; then
1277 if test "$GCC" = yes; then
1280 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1282 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1284 case $gcc_prog_ld in
1285 # Accept absolute paths.
1286 [[\\/]* | [A-Za-z]:[\\/]*)]
1287 LD="$gcc_prog_ld" ;;
1293 ACX_PROG_CMP_IGNORE_INITIAL
1295 # See if we are building gcc with C++.
1296 AC_ARG_ENABLE(build-with-cxx,
1297 [AS_HELP_STRING([--enable-build-with-cxx],
1298 [build with C++ compiler instead of C compiler])],
1299 ENABLE_BUILD_WITH_CXX=$enableval,
1300 ENABLE_BUILD_WITH_CXX=no)
1302 # Used for setting $lt_cv_objdir
1305 # Check for GMP, MPFR and MPC
1306 gmplibs="-lmpc -lmpfr -lgmp"
1310 # Specify a location for mpc
1311 # check for this first so it ends up on the link line before mpfr.
1313 [AS_HELP_STRING([--with-mpc=PATH],
1314 [specify prefix directory for installed MPC package.
1315 Equivalent to --with-mpc-include=PATH/include
1316 plus --with-mpc-lib=PATH/lib])])
1317 AC_ARG_WITH(mpc-include,
1318 [AS_HELP_STRING([--with-mpc-include=PATH],
1319 [specify directory for installed MPC include files])])
1320 AC_ARG_WITH(mpc-lib,
1321 [AS_HELP_STRING([--with-mpc-lib=PATH],
1322 [specify directory for the installed MPC library])])
1324 if test "x$with_mpc" != x; then
1325 gmplibs="-L$with_mpc/lib $gmplibs"
1326 gmpinc="-I$with_mpc/include $gmpinc"
1328 if test "x$with_mpc_include" != x; then
1329 gmpinc="-I$with_mpc_include $gmpinc"
1331 if test "x$with_mpc_lib" != x; then
1332 gmplibs="-L$with_mpc_lib $gmplibs"
1334 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1335 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1336 gmpinc='-I$$s/mpc/src '"$gmpinc"
1337 # Do not test the mpc version. Assume that it is sufficient, since
1338 # it is in the source tree, and the library has not been built yet
1339 # but it would be included on the link line in the version check below
1340 # hence making the test fail.
1344 # Specify a location for mpfr
1345 # check for this first so it ends up on the link line before gmp.
1346 AC_ARG_WITH(mpfr-dir,
1347 [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
1348 [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1349 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
1352 [AS_HELP_STRING([--with-mpfr=PATH],
1353 [specify prefix directory for installed MPFR package.
1354 Equivalent to --with-mpfr-include=PATH/include
1355 plus --with-mpfr-lib=PATH/lib])])
1356 AC_ARG_WITH(mpfr-include,
1357 [AS_HELP_STRING([--with-mpfr-include=PATH],
1358 [specify directory for installed MPFR include files])])
1359 AC_ARG_WITH(mpfr-lib,
1360 [AS_HELP_STRING([--with-mpfr-lib=PATH],
1361 [specify directory for the installed MPFR library])])
1363 if test "x$with_mpfr" != x; then
1364 gmplibs="-L$with_mpfr/lib $gmplibs"
1365 gmpinc="-I$with_mpfr/include $gmpinc"
1367 if test "x$with_mpfr_include" != x; then
1368 gmpinc="-I$with_mpfr_include $gmpinc"
1370 if test "x$with_mpfr_lib" != x; then
1371 gmplibs="-L$with_mpfr_lib $gmplibs"
1373 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1374 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1375 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1376 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1377 # Do not test the mpfr version. Assume that it is sufficient, since
1378 # it is in the source tree, and the library has not been built yet
1379 # but it would be included on the link line in the version check below
1380 # hence making the test fail.
1384 # Specify a location for gmp
1385 AC_ARG_WITH(gmp-dir,
1386 [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
1387 [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1388 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
1391 [AS_HELP_STRING([--with-gmp=PATH],
1392 [specify prefix directory for the installed GMP package.
1393 Equivalent to --with-gmp-include=PATH/include
1394 plus --with-gmp-lib=PATH/lib])])
1395 AC_ARG_WITH(gmp-include,
1396 [AS_HELP_STRING([--with-gmp-include=PATH],
1397 [specify directory for installed GMP include files])])
1398 AC_ARG_WITH(gmp-lib,
1399 [AS_HELP_STRING([--with-gmp-lib=PATH],
1400 [specify directory for the installed GMP library])])
1403 if test "x$with_gmp" != x; then
1404 gmplibs="-L$with_gmp/lib $gmplibs"
1405 gmpinc="-I$with_gmp/include $gmpinc"
1407 if test "x$with_gmp_include" != x; then
1408 gmpinc="-I$with_gmp_include $gmpinc"
1410 if test "x$with_gmp_lib" != x; then
1411 gmplibs="-L$with_gmp_lib $gmplibs"
1413 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1414 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1415 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1416 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1417 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1418 # Do not test the gmp version. Assume that it is sufficient, since
1419 # it is in the source tree, and the library has not been built yet
1420 # but it would be included on the link line in the version check below
1421 # hence making the test fail.
1425 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1427 saved_CFLAGS="$CFLAGS"
1428 CFLAGS="$CFLAGS $gmpinc"
1429 # Check for the recommended and required versions of GMP.
1430 AC_MSG_CHECKING([for the correct version of gmp.h])
1431 AC_TRY_COMPILE([#include "gmp.h"],[
1432 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1433 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1434 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1437 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1438 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1439 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1440 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1443 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1444 [AC_MSG_RESULT([no]); have_gmp=no])
1446 # If we have GMP, check the MPFR version.
1447 if test x"$have_gmp" = xyes; then
1448 # Check for the recommended and required versions of MPFR.
1449 AC_MSG_CHECKING([for the correct version of mpfr.h])
1450 AC_TRY_COMPILE([#include <gmp.h>
1451 #include <mpfr.h>],[
1452 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1455 ], [AC_TRY_COMPILE([#include <gmp.h>
1456 #include <mpfr.h>],[
1457 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1460 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1461 [AC_MSG_RESULT([no]); have_gmp=no])
1464 # Check for the MPC header version.
1465 if test x"$have_gmp" = xyes ; then
1466 # Check for the recommended and required versions of MPC.
1467 AC_MSG_CHECKING([for the correct version of mpc.h])
1468 AC_TRY_COMPILE([#include <mpc.h>],[
1469 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1472 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1473 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1476 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1477 [AC_MSG_RESULT([no]); have_gmp=no])
1480 # Now check the MPFR library.
1481 if test x"$have_gmp" = xyes; then
1483 LIBS="$LIBS $gmplibs"
1484 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1485 AC_TRY_LINK([#include <mpc.h>],[
1492 mpfr_atan2 (n, n, x, GMP_RNDN);
1493 mpfr_erfc (n, x, GMP_RNDN);
1494 mpfr_subnormalize (x, t, GMP_RNDN);
1498 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1499 mpc_cosh (c, c, MPC_RNDNN);
1500 mpc_pow (c, c, c, MPC_RNDNN);
1501 mpc_acosh (c, c, MPC_RNDNN);
1503 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1507 CFLAGS="$saved_CFLAGS"
1509 # The library versions listed in the error message below should match
1510 # the HARD-minimums enforced above.
1511 if test x$have_gmp != xyes; then
1512 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1513 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1514 their locations. Source code for these libraries can be found at
1515 their respective hosting sites as well as at
1516 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1517 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1518 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1519 make sure that you have installed both the libraries and the header
1520 files. They may be located in separate packages.])
1524 # Flags needed for both GMP, MPFR and/or MPC.
1527 AC_SUBST(extra_mpfr_configure_flags)
1528 AC_SUBST(extra_mpc_gmp_configure_flags)
1529 AC_SUBST(extra_mpc_mpfr_configure_flags)
1531 # Allow host libstdc++ to be specified for static linking with PPL.
1532 AC_ARG_WITH(host-libstdcxx,
1533 [AS_HELP_STRING([--with-host-libstdcxx=L],
1534 [use linker arguments L to link with libstdc++
1535 when linking with PPL])])
1537 case $with_host_libstdcxx in
1539 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1543 # Linker flags to use for stage1 or when not boostrapping.
1544 AC_ARG_WITH(stage1-ldflags,
1545 [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
1546 [if test "$withval" = "no" -o "$withval" = "yes"; then
1549 stage1_ldflags=$withval
1552 AC_SUBST(stage1_ldflags)
1554 # Libraries to use for stage1 or when not bootstrapping.
1555 AC_ARG_WITH(stage1-libs,
1556 [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
1557 [if test "$withval" = "no" -o "$withval" = "yes"; then
1560 stage1_libs=$withval
1562 [stage1_libs=$with_host_libstdcxx])
1563 AC_SUBST(stage1_libs)
1565 # Libraries to use for stage2 and later builds. This defaults to the
1566 # argument passed to --with-host-libstdcxx.
1567 AC_ARG_WITH(boot-libs,
1568 [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
1569 [if test "$withval" = "no" -o "$withval" = "yes"; then
1572 poststage1_libs=$withval
1574 [poststage1_libs=$with_host_libstdcxx])
1575 AC_SUBST(poststage1_libs)
1577 # Linker flags to use for stage2 and later builds.
1578 AC_ARG_WITH(boot-ldflags,
1579 [AS_HELP_STRING([--with-boot-ldflags=FLAGS],
1580 [linker flags for stage2 and later])],
1581 [if test "$withval" = "no" -o "$withval" = "yes"; then
1584 poststage1_ldflags=$withval
1586 [poststage1_ldflags=
1587 # In stages 2 and 3, default to linking libstdc++ and libgcc
1588 # statically. But if the user explicitly specified the libraries to
1589 # use, trust that they are doing what they want.
1590 if test "$poststage1_libs" = ""; then
1591 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1593 AC_SUBST(poststage1_ldflags)
1601 [AS_HELP_STRING([--with-ppl=PATH],
1602 [specify prefix directory for the installed PPL package.
1603 Equivalent to --with-ppl-include=PATH/include
1604 plus --with-ppl-lib=PATH/lib])])
1605 AC_ARG_WITH(ppl-include,
1606 [AS_HELP_STRING([--with-ppl-include=PATH],
1607 [specify directory for installed PPL include files])])
1608 AC_ARG_WITH(ppl-lib,
1609 [AS_HELP_STRING([--with-ppl-lib=PATH],
1610 [specify directory for the installed PPL library])])
1612 AC_ARG_ENABLE(ppl-version-check,
1613 [AS_HELP_STRING([--disable-ppl-version-check],
1614 [disable check for PPL version])])
1620 ppllibs="-L$with_ppl/lib"
1621 pplinc="-I$with_ppl/include $pplinc"
1622 if test -d "$with_ppl/lib" && test -d "$with_ppl/include"; then
1625 AC_MSG_ERROR([cannot find directories "$with_ppl/lib" or "$with_ppl/include"])
1630 if test x"$with_ppl_include" != x; then
1631 pplinc="-I$with_ppl_include $pplinc"
1635 if test "x$with_ppl_lib" != x; then
1636 ppllibs="-L$with_ppl_lib"
1640 if test x"$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1641 if test x"$enable_watchdog" = xyes; then
1644 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"
1645 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1646 enable_ppl_version_check=no
1650 if test "x$with_ppl" != xno; then
1651 if test "x$pwllib" = x; then
1653 LIBS="$LIBS $ppllibs -lstdc++ -lm"
1654 AC_CHECK_LIB(pwl, PWL_handle_timeout, [pwllib="-lpwl"])
1658 ppllibs="$ppllibs -lppl_c -lppl $pwllib -lgmpxx"
1660 if test "$enable_ppl_version_check" != no; then
1661 saved_CFLAGS="$CFLAGS"
1662 CFLAGS="$CFLAGS $pplinc $gmpinc"
1663 AC_MSG_CHECKING([for version 0.11 (revision 0 or later) of PPL])
1664 AC_TRY_COMPILE([#include "ppl_c.h"],[
1665 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
1668 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1669 CFLAGS="$saved_CFLAGS"
1673 # Flags needed for PPL
1680 dnl Provide configure switches and initialize clooginc & clooglibs
1681 dnl with user input.
1683 if test "x$with_ppl" = "xno"; then
1684 dnl Only execute fail-action, if CLooG has been requested.
1685 CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
1686 if test "${graphite_requested}" = yes; then
1687 AC_MSG_ERROR([Unable to find a usable PPL. See config.log for details.])
1691 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1692 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1693 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1694 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1696 if test "x$with_cloog" != "xno"; then
1697 dnl The minimal version of CLooG required for Graphite.
1699 dnl If we use CLooG-Legacy, the provided version information is
1701 CLOOG_CHECK_VERSION(0,16,1)
1703 dnl Only execute fail-action, if CLooG has been requested.
1705 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1708 # Check for LTO support.
1710 [AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
1711 enable_lto=$enableval,
1712 enable_lto=yes; default_enable_lto=yes)
1714 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1715 build_lto_plugin=yes
1716 ],[if test x"$default_enable_lto" = x"yes" ; then
1718 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1719 # On other non-ELF platforms, LTO has yet to be validated.
1723 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1724 # It would also be nice to check the binutils support, but we don't
1725 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1726 # warn during gcc/ subconfigure; unless you're bootstrapping with
1727 # -flto it won't be needed until after installation anyway.
1729 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1730 *) if test x"$enable_lto" = x"yes"; then
1731 AC_MSG_ERROR([LTO support is not enabled for this target.])
1736 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1737 # Build it unless LTO was explicitly disabled.
1739 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1745 # By default, C is the only stage 1 language.
1746 stage1_languages=,c,
1748 # Target libraries that we bootstrap.
1749 bootstrap_target_libs=,target-libgcc,
1751 # Figure out what language subdirectories are present.
1752 # Look if the user specified --enable-languages="..."; if not, use
1753 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1755 # NB: embedded tabs in this IF block -- do not untabify
1756 if test -d ${srcdir}/gcc; then
1757 if test x"${enable_languages+set}" != xset; then
1758 if test x"${LANGUAGES+set}" = xset; then
1759 enable_languages="${LANGUAGES}"
1760 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1762 enable_languages=all
1765 if test x"${enable_languages}" = x ||
1766 test x"${enable_languages}" = xyes;
1768 echo configure.in: --enable-languages needs at least one language argument 1>&2
1772 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1774 # 'f95' is the old name for the 'fortran' language. We issue a warning
1775 # and make the substitution.
1776 case ,${enable_languages}, in
1778 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1779 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1783 # First scan to see if an enabled language requires some other language.
1784 # We assume that a given config-lang.in will list all the language
1785 # front ends it requires, even if some are required indirectly.
1786 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1787 case ${lang_frag} in
1789 # The odd quoting in the next line works around
1790 # an apparent bug in bash 1.12 on linux.
1791 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1793 # From the config-lang.in, get $language, $lang_requires, and
1794 # $lang_requires_boot_languages.
1797 lang_requires_boot_languages=
1799 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1800 case ,${enable_languages}, in
1804 echo " \`$other' language required by \`$language'; enabling" 1>&2
1805 enable_languages="${enable_languages},${other}"
1809 for other in ${lang_requires_boot_languages} ; do
1810 if test "$other" != "c"; then
1811 case ,${enable_stage1_languages}, in
1815 case ,${enable_languages}, in
1817 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1818 enable_stage1_languages="$enable_stage1_languages,${other}"
1829 new_enable_languages=,c,
1831 # If LTO is enabled, add the LTO front end.
1832 extra_host_libiberty_configure_flags=
1833 if test "$enable_lto" = "yes" ; then
1834 case ,${enable_languages}, in
1836 *) enable_languages="${enable_languages},lto" ;;
1838 if test "${build_lto_plugin}" = "yes" ; then
1839 configdirs="$configdirs lto-plugin"
1840 extra_host_libiberty_configure_flags=--enable-shared
1843 AC_SUBST(extra_host_libiberty_configure_flags)
1845 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1846 potential_languages=,c,
1848 enabled_target_libs=
1849 disabled_target_libs=
1851 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1852 case ${lang_frag} in
1854 # The odd quoting in the next line works around
1855 # an apparent bug in bash 1.12 on linux.
1856 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1858 # From the config-lang.in, get $language, $target_libs,
1859 # $lang_dirs, $boot_language, and $build_by_default
1865 build_by_default=yes
1867 if test x${language} = x; then
1868 echo "${lang_frag} doesn't set \$language." 1>&2
1872 if test "$language" = "c++" \
1873 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1877 case ,${enable_languages}, in
1879 # Language was explicitly selected; include it.
1883 # 'all' was selected, select it if it is a default language
1884 add_this_lang=${build_by_default}
1891 # Disable languages that need other directories if these aren't available.
1892 for i in $subdir_requires; do
1893 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1894 case ,${enable_languages}, in
1896 # Specifically requested language; tell them.
1897 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1901 add_this_lang=unsupported
1906 # Disable Ada if no preexisting GNAT is available.
1907 case ,${enable_languages},:${language}:${have_gnat} in
1908 *,${language},*:ada:no)
1909 # Specifically requested language; tell them.
1910 AC_MSG_ERROR([GNAT is required to build $language])
1914 add_this_lang=unsupported
1918 # Disable a language that is unsupported by the target.
1919 case " $unsupported_languages " in
1921 add_this_lang=unsupported
1925 case $add_this_lang in
1927 # Remove language-dependent dirs.
1928 disabled_target_libs="$disabled_target_libs $target_libs"
1929 noconfigdirs="$noconfigdirs $lang_dirs"
1932 # Remove language-dependent dirs; still show language as supported.
1933 disabled_target_libs="$disabled_target_libs $target_libs"
1934 noconfigdirs="$noconfigdirs $lang_dirs"
1935 potential_languages="${potential_languages}${language},"
1938 new_enable_languages="${new_enable_languages}${language},"
1939 potential_languages="${potential_languages}${language},"
1940 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1941 enabled_target_libs="$enabled_target_libs $target_libs"
1942 case "${boot_language}:,$enable_stage1_languages," in
1943 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1944 # Add to (comma-separated) list of stage 1 languages.
1945 case ",$stage1_languages," in
1946 *,$language,* | ,yes, | ,all,) ;;
1947 *) stage1_languages="${stage1_languages}${language}," ;;
1949 # We need to bootstrap any supporting libraries.
1950 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1959 # Add target libraries which are only needed for disabled languages
1961 if test -n "$disabled_target_libs"; then
1962 for dir in $disabled_target_libs; do
1963 case " $enabled_target_libs " in
1965 *) noconfigdirs="$noconfigdirs $dir" ;;
1970 AC_ARG_ENABLE(stage1-languages,
1971 [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
1972 [choose additional languages to build during
1973 stage1. Mostly useful for compiler development])],
1974 [case ,${enable_stage1_languages}, in
1976 # Set it to something that will have no effect in the loop below
1977 enable_stage1_languages=c ;;
1979 enable_stage1_languages=`echo $new_enable_languages | \
1980 sed -e "s/^,//" -e "s/,$//" ` ;;
1982 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1983 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1986 # Add "good" languages from enable_stage1_languages to stage1_languages,
1987 # while "bad" languages go in missing_languages. Leave no duplicates.
1988 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1989 case $potential_languages in
1991 case $stage1_languages in
1993 *) stage1_languages="$stage1_languages$i," ;;
1996 case $missing_languages in
1998 *) missing_languages="$missing_languages$i," ;;
2003 # Remove leading/trailing commas that were added for simplicity
2004 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2005 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2006 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2007 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2009 if test "x$missing_languages" != x; then
2011 The following requested languages could not be built: ${missing_languages}
2012 Supported languages are: ${potential_languages}])
2014 if test "x$new_enable_languages" != "x$enable_languages"; then
2015 echo The following languages will be built: ${new_enable_languages}
2016 enable_languages="$new_enable_languages"
2019 AC_SUBST(stage1_languages)
2020 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2023 # Handle --disable-<component> generically.
2024 for dir in $configdirs $build_configdirs $target_configdirs ; do
2025 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2026 varname=`echo $dirname | sed -e s/+/_/g`
2027 if eval test x\${enable_${varname}} "=" xno ; then
2028 noconfigdirs="$noconfigdirs $dir"
2032 # Check for Boehm's garbage collector
2033 AC_ARG_ENABLE(objc-gc,
2034 [AS_HELP_STRING([--enable-objc-gc],
2035 [enable use of Boehm's garbage collector with the
2036 GNU Objective-C runtime])],
2037 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2038 *,objc,*:*:yes:*target-boehm-gc*)
2039 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2043 # Make sure we only build Boehm's garbage collector if required.
2044 case ,${enable_languages},:${enable_objc_gc} in
2046 # Keep target-boehm-gc if requested for Objective-C.
2049 # Otherwise remove target-boehm-gc depending on target-libjava.
2050 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2051 noconfigdirs="$noconfigdirs target-boehm-gc"
2056 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2057 # $build_configdirs and $target_configdirs.
2058 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2061 for dir in . $skipdirs $noconfigdirs ; do
2062 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2063 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2064 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2065 if test -r $srcdir/$dirname/configure ; then
2066 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2069 notsupp="$notsupp $dir"
2073 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2074 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2075 if test -r $srcdir/$dirname/configure ; then
2076 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2079 notsupp="$notsupp $dir"
2083 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2084 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2085 if test -r $srcdir/$dirname/configure ; then
2086 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2089 notsupp="$notsupp $dir"
2095 # Sometimes the tools are distributed with libiberty but with no other
2096 # libraries. In that case, we don't want to build target-libiberty.
2097 # Don't let libgcc imply libiberty either.
2098 if test -n "${target_configdirs}" ; then
2101 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2102 if test "$i" = "libgcc"; then
2103 libgcc=target-libgcc
2104 elif test "$i" != "libiberty" ; then
2105 if test -r $srcdir/$i/configure ; then
2111 if test -z "${others}" ; then
2112 target_configdirs=$libgcc
2116 # Quietly strip out all directories which aren't configurable in this tree.
2117 # This relies on all configurable subdirectories being autoconfiscated, which
2119 build_configdirs_all="$build_configdirs"
2121 for i in ${build_configdirs_all} ; do
2122 j=`echo $i | sed -e s/build-//g`
2123 if test -f ${srcdir}/$j/configure ; then
2124 build_configdirs="${build_configdirs} $i"
2128 configdirs_all="$configdirs"
2130 for i in ${configdirs_all} ; do
2131 if test -f ${srcdir}/$i/configure ; then
2132 configdirs="${configdirs} $i"
2136 target_configdirs_all="$target_configdirs"
2138 for i in ${target_configdirs_all} ; do
2139 j=`echo $i | sed -e s/target-//g`
2140 if test -f ${srcdir}/$j/configure ; then
2141 target_configdirs="${target_configdirs} $i"
2145 # Produce a warning message for the subdirs we can't configure.
2146 # This isn't especially interesting in the Cygnus tree, but in the individual
2147 # FSF releases, it's important to let people know when their machine isn't
2148 # supported by the one or two programs in a package.
2150 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2151 # If $appdirs is non-empty, at least one of those directories must still
2152 # be configured, or we error out. (E.g., if the gas release supports a
2153 # specified target in some subdirs but not the gas subdir, we shouldn't
2154 # pretend that all is well.)
2155 if test -n "$appdirs" ; then
2156 for dir in $appdirs ; do
2157 if test -r $dir/Makefile.in ; then
2158 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2162 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2168 if test -n "$appdirs" ; then
2169 echo "*** This configuration is not supported by this package." 1>&2
2173 # Okay, some application will build, or we don't care to check. Still
2174 # notify of subdirs not getting built.
2175 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2176 echo " ${notsupp}" 1>&2
2177 echo " (Any other directories should still work fine.)" 1>&2
2185 # To find our prefix, in gcc_cv_tool_prefix.
2190 AC_ARG_WITH([build-sysroot],
2191 [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
2192 [use sysroot as the system root during the build])],
2193 [if test x"$withval" != x ; then
2194 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2196 [SYSROOT_CFLAGS_FOR_TARGET=])
2197 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2199 AC_ARG_WITH([debug-prefix-map],
2200 [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
2201 [map A to B, C to D ... in debug information])],
2202 [if test x"$withval" != x; then
2203 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2204 for debug_map in $withval; do
2205 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2208 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2209 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2211 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2212 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2213 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2214 # We want to ensure that TARGET libraries (which we know are built with
2215 # gcc) are built with "-O2 -g", so include those options when setting
2216 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2217 if test "x$CFLAGS_FOR_TARGET" = x; then
2218 CFLAGS_FOR_TARGET=$CFLAGS
2221 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2224 *" -g "* | *" -g3 "*) ;;
2225 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2228 AC_SUBST(CFLAGS_FOR_TARGET)
2230 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2231 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2232 case " $CXXFLAGS " in
2234 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2236 case " $CXXFLAGS " in
2237 *" -g "* | *" -g3 "*) ;;
2238 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2241 AC_SUBST(CXXFLAGS_FOR_TARGET)
2243 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2244 # the named directory are copied to $(tooldir)/sys-include.
2245 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2246 if test x${is_cross_compiler} = xno ; then
2247 echo 1>&2 '***' --with-headers is only supported when cross compiling
2250 if test x"${with_headers}" != xyes ; then
2251 x=${gcc_cv_tool_prefix}
2252 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2256 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2257 # the name directories are copied to $(tooldir)/lib. Multiple directories
2259 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2260 if test x${is_cross_compiler} = xno ; then
2261 echo 1>&2 '***' --with-libs is only supported when cross compiling
2264 if test x"${with_libs}" != xyes ; then
2265 # Copy the libraries in reverse order, so that files in the first named
2266 # library override files in subsequent libraries.
2267 x=${gcc_cv_tool_prefix}
2268 for l in ${with_libs}; do
2269 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2274 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2276 # This is done by determining whether or not the appropriate directory
2277 # is available, and by checking whether or not specific configurations
2278 # have requested that this magic not happen.
2280 # The command line options always override the explicit settings in
2281 # configure.in, and the settings in configure.in override this magic.
2283 # If the default for a toolchain is to use GNU as and ld, and you don't
2284 # want to do that, then you should use the --without-gnu-as and
2285 # --without-gnu-ld options for the configure script. Similarly, if
2286 # the default is to use the included zlib and you don't want to do that,
2287 # you should use the --with-system-zlib option for the configure script.
2289 if test x${use_gnu_as} = x &&
2290 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2292 extra_host_args="$extra_host_args --with-gnu-as"
2295 if test x${use_gnu_ld} = x &&
2296 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2298 extra_host_args="$extra_host_args --with-gnu-ld"
2301 if test x${use_included_zlib} = x &&
2302 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2305 with_system_zlib=yes
2306 extra_host_args="$extra_host_args --with-system-zlib"
2309 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2310 # can detect this case.
2312 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2314 extra_host_args="$extra_host_args --with-newlib"
2317 # Handle ${copy_dirs}
2318 set fnord ${copy_dirs}
2320 while test $# != 0 ; do
2321 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2324 echo Copying $1 to $2
2326 # Use the install script to create the directory and all required
2327 # parent directories.
2328 if test -d $2 ; then
2332 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2335 # Copy the directory, assuming we have tar.
2336 # FIXME: Should we use B in the second tar? Not all systems support it.
2337 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2339 # It is the responsibility of the user to correctly adjust all
2340 # symlinks. If somebody can figure out how to handle them correctly
2341 # here, feel free to add the code.
2348 # Determine a target-dependent exec_prefix that the installed
2349 # gcc will search in. Keep this list sorted by triplet, with
2350 # the *-*-osname triplets last.
2354 md_exec_prefix=/gnu/lib/gcc-lib
2356 i[[34567]]86-pc-msdosdjgpp*)
2357 md_exec_prefix=/dev/env/DJDIR/bin
2359 i[[34567]]86-*-sco3.2v5*)
2360 if test $with_gnu_as = yes; then
2361 md_exec_prefix=/usr/gnu/bin
2363 md_exec_prefix=/usr/ccs/bin/elf
2368 powerpc-*-chorusos* | \
2369 powerpc*-*-eabi* | \
2370 powerpc*-*-sysv* | \
2371 powerpc*-*-kaos* | \
2373 md_exec_prefix=/usr/ccs/bin
2378 md_exec_prefix=/usr/ccs/bin
2393 md_exec_prefix=/usr/ccs/bin
2397 extra_arflags_for_target=
2398 extra_nmflags_for_target=
2399 extra_ranlibflags_for_target=
2400 target_makefile_frag=/dev/null
2403 target_makefile_frag="config/mt-mep"
2406 target_makefile_frag="config/mt-spu"
2409 target_makefile_frag="config/mt-sde"
2411 mipsisa*-*-elfoabi*)
2412 target_makefile_frag="config/mt-mips-elfoabi"
2414 mips*-*-*linux* | mips*-*-gnu*)
2415 target_makefile_frag="config/mt-mips-gnu"
2418 target_makefile_frag="config/mt-netware"
2420 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2421 target_makefile_frag="config/mt-gnu"
2423 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2424 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2425 # commands to handle both 32-bit and 64-bit objects. These flags are
2426 # harmless if we're using GNU nm or ar.
2427 extra_arflags_for_target=" -X32_64"
2428 extra_nmflags_for_target=" -B -X32_64"
2431 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2432 extra_ranlibflags_for_target=" -c"
2434 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2435 target_makefile_frag="config/mt-wince"
2439 alphaieee_frag=/dev/null
2442 # This just makes sure to use the -mieee option to build target libs.
2443 # This should probably be set individually by each library.
2444 alphaieee_frag="config/mt-alphaieee"
2448 # If --enable-target-optspace always use -Os instead of -O2 to build
2449 # the target libraries, similarly if it is not specified, use -Os
2450 # on selected platforms.
2451 ospace_frag=/dev/null
2452 case "${enable_target_optspace}:${target}" in
2454 ospace_frag="config/mt-ospace"
2457 ospace_frag="config/mt-d30v"
2459 :m32r-* | :d10v-* | :fr30-*)
2460 ospace_frag="config/mt-ospace"
2465 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2469 # Default to using --with-stabs for certain targets.
2470 if test x${with_stabs} = x ; then
2472 mips*-*-irix[[56]]*)
2474 mips*-*-* | alpha*-*-osf*)
2476 extra_host_args="${extra_host_args} --with-stabs"
2481 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2482 # them automatically.
2485 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2489 # Some systems (e.g., one of the i386-aix systems the gas testers are
2490 # using) don't handle "\$" correctly, so don't use it here.
2491 tooldir='${exec_prefix}'/${target_noncanonical}
2492 build_tooldir=${tooldir}
2494 # Create a .gdbinit file which runs the one in srcdir
2495 # and tells GDB to look there for source files.
2497 if test -r ${srcdir}/.gdbinit ; then
2500 *) cat > ./.gdbinit <<EOF
2504 source ${srcdir}/.gdbinit
2510 # Make sure that the compiler is able to generate an executable. If it
2511 # can't, we are probably in trouble. We don't care whether we can run the
2512 # executable--we might be using a cross compiler--we only care whether it
2513 # can be created. At this point the main configure script has set CC.
2515 echo "int main () { return 0; }" > conftest.c
2516 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2517 if test $? = 0 ; then
2518 if test -s conftest || test -s conftest.exe ; then
2524 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2525 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2532 # The Solaris /usr/ucb/cc compiler does not appear to work.
2534 sparc-sun-solaris2*)
2535 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2536 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2538 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2539 if test -d /opt/cygnus/bin ; then
2540 if test "$could_use" = "" ; then
2541 could_use="/opt/cygnus/bin"
2543 could_use="$could_use or /opt/cygnus/bin"
2546 if test "$could_use" = "" ; then
2547 echo "Warning: compilation may fail because you're using"
2548 echo "/usr/ucb/cc. You should change your PATH or CC "
2549 echo "variable and rerun configure."
2551 echo "Warning: compilation may fail because you're using"
2552 echo "/usr/ucb/cc, when you should use the C compiler from"
2553 echo "$could_use. You should change your"
2554 echo "PATH or CC variable and rerun configure."
2560 # Decide which environment variable is used to find dynamic libraries.
2562 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2563 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2564 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2565 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2568 # On systems where the dynamic library environment variable is PATH,
2569 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2570 # built executables to PATH.
2571 if test "$RPATH_ENVVAR" = PATH; then
2572 GCC_SHLIB_SUBDIR=/shlib
2577 # Record target_configdirs and the configure arguments for target and
2578 # build configuration in Makefile.
2579 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2580 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2582 # If we are building libgomp, bootstrap it.
2583 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2584 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2587 # Determine whether gdb needs tk/tcl or not.
2588 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2589 # and in that case we want gdb to be built without tk. Ugh!
2590 # In fact I believe gdb is the *only* package directly dependent on tk,
2591 # so we should be able to put the 'maybe's in unconditionally and
2592 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2593 # 100% sure that that's safe though.
2595 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2596 case "$enable_gdbtk" in
2600 GDB_TK="${gdb_tk}" ;;
2602 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2603 # distro. Eventually someone will fix this and move Insight, nee
2604 # gdbtk to a separate directory.
2605 if test -d ${srcdir}/gdb/gdbtk ; then
2612 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2613 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2615 # Strip out unwanted targets.
2617 # While at that, we remove Makefiles if we were started for recursive
2618 # configuration, so that the top-level Makefile reconfigures them,
2619 # like we used to do when configure itself was recursive.
2621 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2622 # but now we're fixing up the Makefile ourselves with the additional
2623 # commands passed to AC_CONFIG_FILES. Use separate variables
2624 # extrasub-{build,host,target} not because there is any reason to split
2625 # the substitutions up that way, but only to remain below the limit of
2626 # 99 commands in a script, for HP-UX sed.
2627 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2629 AC_ARG_ENABLE([bootstrap],
2630 [AS_HELP_STRING([--enable-bootstrap],
2631 [enable bootstrapping @<:@yes if native build@:>@])],,
2632 enable_bootstrap=default)
2634 # Issue errors and warnings for invalid/strange bootstrap combinations.
2635 case "$configdirs" in
2636 *gcc*) have_compiler=yes ;;
2637 *) have_compiler=no ;;
2640 case "$have_compiler:$host:$target:$enable_bootstrap" in
2643 # Default behavior. Enable bootstrap if we have a compiler
2644 # and we are in a native configuration.
2645 yes:$build:$build:default)
2646 enable_bootstrap=yes ;;
2649 enable_bootstrap=no ;;
2651 # We have a compiler and we are in a native configuration, bootstrap is ok
2652 yes:$build:$build:yes)
2655 # Other configurations, but we have a compiler. Assume the user knows
2658 AC_MSG_WARN([trying to bootstrap a cross compiler])
2661 # No compiler: if they passed --enable-bootstrap explicitly, fail
2663 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2665 # Fail if wrong command line
2667 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2671 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2674 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2678 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2679 yes:yes:*\ gold\ *:*,c++,*) ;;
2680 yes:yes:*\ gold\ *:*)
2681 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2685 # Adjust the toplevel makefile according to whether bootstrap was selected.
2686 case $enable_bootstrap in
2688 bootstrap_suffix=bootstrap
2689 BUILD_CONFIG=bootstrap-debug
2692 bootstrap_suffix=no-bootstrap
2697 AC_MSG_CHECKING(for default BUILD_CONFIG)
2699 AC_ARG_WITH([build-config],
2700 [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
2701 [use config/NAME.mk build configuration])],
2702 [case $with_build_config in
2703 yes) with_build_config= ;;
2704 no) with_build_config= BUILD_CONFIG= ;;
2707 if test "x${with_build_config}" != x; then
2708 BUILD_CONFIG=$with_build_config
2710 case $BUILD_CONFIG in
2712 if echo "int f (void) { return 0; }" > conftest.c &&
2713 ${CC} -c conftest.c &&
2714 mv conftest.o conftest.o.g0 &&
2715 ${CC} -c -g conftest.c &&
2716 mv conftest.o conftest.o.g &&
2717 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2722 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2726 AC_MSG_RESULT($BUILD_CONFIG)
2727 AC_SUBST(BUILD_CONFIG)
2730 for module in ${build_configdirs} ; do
2731 if test -z "${no_recursion}" \
2732 && test -f ${build_subdir}/${module}/Makefile; then
2733 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2734 rm -f ${build_subdir}/${module}/Makefile
2736 extrasub_build="$extrasub_build
2737 /^@if build-$module\$/d
2738 /^@endif build-$module\$/d
2739 /^@if build-$module-$bootstrap_suffix\$/d
2740 /^@endif build-$module-$bootstrap_suffix\$/d"
2743 for module in ${configdirs} ; do
2744 if test -z "${no_recursion}"; then
2745 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2746 if test -f ${file}; then
2747 echo 1>&2 "*** removing ${file} to force reconfigure"
2752 extrasub_host="$extrasub_host
2754 /^@endif $module\$/d
2755 /^@if $module-$bootstrap_suffix\$/d
2756 /^@endif $module-$bootstrap_suffix\$/d"
2759 for module in ${target_configdirs} ; do
2760 if test -z "${no_recursion}" \
2761 && test -f ${target_subdir}/${module}/Makefile; then
2762 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2763 rm -f ${target_subdir}/${module}/Makefile
2766 # We only bootstrap target libraries listed in bootstrap_target_libs.
2767 case $bootstrap_target_libs in
2768 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2769 *) target_bootstrap_suffix=no-bootstrap ;;
2772 extrasub_target="$extrasub_target
2773 /^@if target-$module\$/d
2774 /^@endif target-$module\$/d
2775 /^@if target-$module-$target_bootstrap_suffix\$/d
2776 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2779 # Do the final fixup along with target modules.
2780 extrasub_target="$extrasub_target
2781 /^@if /,/^@endif /d"
2783 # Create the serialization dependencies. This uses a temporary file.
2785 AC_ARG_ENABLE([serial-configure],
2786 [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
2787 [force sequential configuration of
2788 sub-packages for the host, target or build
2789 machine, or all sub-packages])])
2791 case ${enable_serial_configure} in
2793 enable_serial_build_configure=yes
2794 enable_serial_host_configure=yes
2795 enable_serial_target_configure=yes
2799 # These force 'configure's to be done one at a time, to avoid problems
2800 # with contention over a shared config.cache.
2802 echo '# serdep.tmp' > serdep.tmp
2804 test "x${enable_serial_build_configure}" = xyes &&
2805 for item in ${build_configdirs} ; do
2808 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2813 test "x${enable_serial_host_configure}" = xyes &&
2814 for item in ${configdirs} ; do
2817 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2822 test "x${enable_serial_target_configure}" = xyes &&
2823 for item in ${target_configdirs} ; do
2826 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2830 serialization_dependencies=serdep.tmp
2831 AC_SUBST_FILE(serialization_dependencies)
2833 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2834 # target, nonopt, and variable assignments. These are the ones we
2835 # might not want to pass down to subconfigures. The exception being
2836 # --cache-file=/dev/null, which is used to turn off the use of cache
2837 # files altogether, and which should be passed on to subconfigures.
2838 # Also strip program-prefix, program-suffix, and program-transform-name,
2839 # so that we can pass down a consistent program-transform-name.
2844 eval "set -- $ac_configure_args"
2847 if test X"$skip_next" = X"yes"; then
2851 if test X"$keep_next" = X"yes"; then
2854 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2856 baseargs="$baseargs '$ac_arg'"
2857 tbaseargs="$tbaseargs '$ac_arg'"
2862 # Handle separated arguments. Based on the logic generated by
2865 *=* | --config-cache | -C | -disable-* | --disable-* \
2866 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2867 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2868 | -with-* | --with-* | -without-* | --without-* | --x)
2882 --with-* | --without-*)
2883 libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
2887 lib=`echo "$libopt" | sed 's,[-_]include$,,'`
2890 lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
2899 mpc | mpfr | gmp | ppl | cloog)
2900 # If we're processing --with-$lib, --with-$lib-include or
2901 # --with-$lib-lib, for one of the libs above, and target is
2902 # different from host, don't pass the current argument to any
2903 # target library's configure.
2904 if test x$is_cross_compiler = xyes; then
2913 --cache-file=/dev/null | \
2914 -cache-file=/dev/null )
2915 # Handled here to avoid the test to skip args below.
2916 baseargs="$baseargs '$ac_arg'"
2917 tbaseargs="$tbaseargs '$ac_arg'"
2918 # Assert: $separate_arg should always be no.
2919 keep_next=$separate_arg
2935 -program-prefix* | \
2936 -program-suffix* | \
2937 -program-transform-name* )
2938 skip_next=$separate_arg
2942 # An option. Add it.
2945 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2947 baseargs="$baseargs '$ac_arg'"
2948 if test X"$skip_targ" = Xno; then
2949 tbaseargs="$tbaseargs '$ac_arg'"
2951 keep_next=$separate_arg
2954 # Either a variable assignment, or a nonopt (triplet). Don't
2955 # pass it down; let the Makefile handle this.
2960 # Remove the initial space we just introduced and, as these will be
2961 # expanded by make, quote '$'.
2962 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2964 # Add in --program-transform-name, after --program-prefix and
2965 # --program-suffix have been applied to it. Autoconf has already
2966 # doubled dollar signs and backslashes in program_transform_name; we want
2967 # the backslashes un-doubled, and then the entire thing wrapped in single
2968 # quotes, because this will be expanded first by make and then by the shell.
2969 # Also, because we want to override the logic in subdir configure scripts to
2970 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2971 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2972 ${program_transform_name}
2974 gcc_transform_name=`cat conftestsed.out`
2975 rm -f conftestsed.out
2976 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2977 tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
2978 if test "$silent" = yes; then
2979 baseargs="$baseargs --silent"
2980 tbaseargs="$tbaseargs --silent"
2982 baseargs="$baseargs --disable-option-checking"
2983 tbaseargs="$tbaseargs --disable-option-checking"
2985 # Record and document user additions to sub configure arguments.
2986 AC_ARG_VAR([build_configargs],
2987 [additional configure arguments for build directories])
2988 AC_ARG_VAR([host_configargs],
2989 [additional configure arguments for host directories])
2990 AC_ARG_VAR([target_configargs],
2991 [additional configure arguments for target directories])
2993 # For the build-side libraries, we just need to pretend we're native,
2994 # and not use the same cache file. Multilibs are neither needed nor
2996 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2998 # For host modules, accept cache file option, or specification as blank.
2999 case "${cache_file}" in
3001 cache_file_option="" ;;
3002 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
3003 cache_file_option="--cache-file=${cache_file}" ;;
3005 cache_file_option="--cache-file=../${cache_file}" ;;
3008 # Host dirs don't like to share a cache file either, horribly enough.
3009 # This seems to be due to autoconf 2.5x stupidity.
3010 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
3012 target_configargs="$target_configargs ${tbaseargs}"
3014 # Passing a --with-cross-host argument lets the target libraries know
3015 # whether they are being built with a cross-compiler or being built
3016 # native. However, it would be better to use other mechanisms to make the
3017 # sorts of decisions they want to make on this basis. Please consider
3018 # this option to be deprecated. FIXME.
3019 if test x${is_cross_compiler} = xyes ; then
3020 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
3023 # Default to --enable-multilib.
3024 if test x${enable_multilib} = x ; then
3025 target_configargs="--enable-multilib ${target_configargs}"
3028 # Pass --with-newlib if appropriate. Note that target_configdirs has
3029 # changed from the earlier setting of with_newlib.
3030 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3031 target_configargs="--with-newlib ${target_configargs}"
3034 # Different target subdirs use different values of certain variables
3035 # (notably CXX). Worse, multilibs use *lots* of different values.
3036 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3037 # it doesn't automatically accept command-line overrides of them.
3038 # This means it's not safe for target subdirs to share a cache file,
3039 # which is disgusting, but there you have it. Hopefully this can be
3040 # fixed in future. It's still worthwhile to use a cache file for each
3041 # directory. I think.
3043 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3044 # We need to pass --target, as newer autoconf's requires consistency
3045 # for target_alias and gcc doesn't manage it consistently.
3046 target_configargs="--cache-file=./config.cache ${target_configargs}"
3049 case " $target_configdirs " in
3051 case " $target_configargs " in
3052 *" --with-newlib "*)
3055 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 $$s/winsup/w32api/include'
3059 # If we're not building GCC, don't discard standard headers.
3060 if test -d ${srcdir}/gcc; then
3061 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3063 if test "${build}" != "${host}"; then
3064 # On Canadian crosses, CC_FOR_TARGET will have already been set
3065 # by `configure', so we won't have an opportunity to add -Bgcc/
3066 # to it. This is right: we don't want to search that directory
3067 # for binaries, but we want the header files in there, so add
3069 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
3071 # Someone might think of using the pre-installed headers on
3072 # Canadian crosses, in case the installed compiler is not fully
3073 # compatible with the compiler being built. In this case, it
3074 # would be better to flag an error than risking having
3075 # incompatible object files being constructed. We can't
3076 # guarantee that an error will be flagged, but let's hope the
3077 # compiler will do it, when presented with incompatible header
3082 case "${target}-${is_cross_compiler}" in
3083 i[[3456789]]86-*-linux*-no)
3084 # Here host == target, so we don't need to build gcc,
3085 # so we don't want to discard standard headers.
3086 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3089 # If we're building newlib, use its generic headers last, but search
3090 # for any libc-related directories first (so make it the last -B
3092 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3094 # If we're building libgloss, find the startup file, simulator library
3095 # and linker script.
3096 case " $target_configdirs " in
3098 # Look for startup file, simulator library and maybe linker script.
3099 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3100 # Look for libnosys.a in case the target needs it.
3101 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3102 # Most targets have the linker script in the source directory.
3103 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3114 x86_64-*mingw* | *-w64-mingw*)
3115 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3116 # however, use a symlink named 'mingw' in ${prefix} .
3117 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3120 # MinGW can't be handled as Cygwin above since it does not use newlib.
3121 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3125 # Allow the user to override the flags for
3126 # our build compiler if desired.
3127 if test x"${build}" = x"${host}" ; then
3128 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3129 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3130 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3133 # On Canadian crosses, we'll be searching the right directories for
3134 # the previously-installed cross compiler, so don't bother to add
3135 # flags for directories within the install tree of the compiler
3136 # being built; programs in there won't even run.
3137 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3138 # Search for pre-installed headers if nothing else fits.
3139 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3142 if test "x${use_gnu_ld}" = x &&
3143 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3144 # Arrange for us to find uninstalled linker scripts.
3145 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3148 # Search for other target-specific linker scripts and such.
3151 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3155 # Makefile fragments.
3156 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3158 eval fragval=\$$frag
3159 if test $fragval != /dev/null; then
3160 eval $frag=${srcdir}/$fragval
3163 AC_SUBST_FILE(host_makefile_frag)
3164 AC_SUBST_FILE(target_makefile_frag)
3165 AC_SUBST_FILE(alphaieee_frag)
3166 AC_SUBST_FILE(ospace_frag)
3168 # Miscellanea: directories, flags, etc.
3169 AC_SUBST(RPATH_ENVVAR)
3170 AC_SUBST(GCC_SHLIB_SUBDIR)
3172 AC_SUBST(build_tooldir)
3173 AC_SUBST(CONFIGURE_GDB_TK)
3175 AC_SUBST(INSTALL_GDB_TK)
3177 # Build module lists & subconfigure args.
3178 AC_SUBST(build_configargs)
3179 AC_SUBST(build_configdirs)
3181 # Host module lists & subconfigure args.
3182 AC_SUBST(host_configargs)
3183 AC_SUBST(configdirs)
3184 AC_SUBST(target_configdirs)
3186 # Target module lists & subconfigure args.
3187 AC_SUBST(target_configargs)
3191 AC_SUBST(AR_FOR_BUILD)
3192 AC_SUBST(AS_FOR_BUILD)
3193 AC_SUBST(CC_FOR_BUILD)
3194 AC_SUBST(CFLAGS_FOR_BUILD)
3195 AC_SUBST(CXXFLAGS_FOR_BUILD)
3196 AC_SUBST(CXX_FOR_BUILD)
3197 AC_SUBST(DLLTOOL_FOR_BUILD)
3198 AC_SUBST(GCJ_FOR_BUILD)
3199 AC_SUBST(GFORTRAN_FOR_BUILD)
3200 AC_SUBST(GOC_FOR_BUILD)
3201 AC_SUBST(LDFLAGS_FOR_BUILD)
3202 AC_SUBST(LD_FOR_BUILD)
3203 AC_SUBST(NM_FOR_BUILD)
3204 AC_SUBST(RANLIB_FOR_BUILD)
3205 AC_SUBST(WINDMC_FOR_BUILD)
3206 AC_SUBST(WINDRES_FOR_BUILD)
3207 AC_SUBST(config_shell)
3209 # Generate default definitions for YACC, M4, LEX and other programs that run
3210 # on the build machine. These are used if the Makefile can't locate these
3211 # programs in objdir.
3212 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3214 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3215 case " $build_configdirs " in
3216 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3217 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3220 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3221 case " $build_configdirs " in
3222 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3225 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3226 case " $build_configdirs " in
3227 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3230 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3231 case " $build_configdirs " in
3232 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3233 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3236 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3237 case " $build_configdirs " in
3238 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3241 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3242 case " $build_configdirs " in
3243 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3246 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3247 # higher, else we use the "missing" dummy.
3248 if ${MAKEINFO} --version \
3249 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3252 MAKEINFO="$MISSING makeinfo"
3258 # FIXME: expect and dejagnu may become build tools?
3260 AC_CHECK_PROGS(EXPECT, expect, expect)
3261 case " $configdirs " in
3263 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3267 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3268 case " $configdirs " in
3270 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3276 NCN_STRICT_CHECK_TOOLS(AR, ar)
3277 NCN_STRICT_CHECK_TOOLS(AS, as)
3278 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3279 NCN_STRICT_CHECK_TOOLS(LD, ld)
3280 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3281 NCN_STRICT_CHECK_TOOLS(NM, nm)
3282 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3283 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3284 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3285 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3286 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3287 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3294 AC_ARG_WITH([build-time-tools],
3295 [AS_HELP_STRING([--with-build-time-tools=PATH],
3296 [use given path to find target tools during the build])],
3297 [case x"$withval" in
3300 with_build_time_tools=
3301 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3304 [with_build_time_tools=])
3306 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3307 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3308 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3309 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3310 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3311 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3313 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3314 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3315 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3316 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3317 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3318 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3319 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3320 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3321 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3322 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3323 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3325 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3327 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3328 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3329 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3330 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3331 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3332 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3334 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3335 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3337 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3338 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3339 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3340 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3341 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3342 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3343 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3344 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3345 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3346 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3347 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3348 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3349 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3350 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3351 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3352 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3354 AC_SUBST(FLAGS_FOR_TARGET)
3355 AC_SUBST(RAW_CXX_FOR_TARGET)
3357 # Certain tools may need extra flags.
3358 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3359 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3360 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3362 # When building target libraries, except in a Canadian cross, we use
3363 # the same toolchain as the compiler we just built.
3364 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3365 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3366 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3367 if test $host = $build; then
3368 case " $configdirs " in
3370 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3371 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3372 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3377 AC_SUBST(COMPILER_AS_FOR_TARGET)
3378 AC_SUBST(COMPILER_LD_FOR_TARGET)
3379 AC_SUBST(COMPILER_NM_FOR_TARGET)
3381 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3382 AC_ARG_ENABLE(maintainer-mode,
3383 [AS_HELP_STRING([--enable-maintainer-mode],
3384 [enable make rules and dependencies not useful
3385 (and sometimes confusing) to the casual installer])],
3386 USE_MAINTAINER_MODE=$enableval,
3387 USE_MAINTAINER_MODE=no)
3388 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3389 AC_SUBST(MAINTAINER_MODE_TRUE)
3390 AC_SUBST(MAINTAINER_MODE_FALSE)
3391 if test "$USE_MAINTAINER_MODE" = yes; then
3392 MAINTAINER_MODE_TRUE=
3393 MAINTAINER_MODE_FALSE='#'
3395 MAINTAINER_MODE_TRUE='#'
3396 MAINTAINER_MODE_FALSE=
3398 MAINT=$MAINTAINER_MODE_TRUE
3401 # ---------------------
3402 # GCC bootstrap support
3403 # ---------------------
3405 # Stage specific cflags for build.
3410 yes) stage1_cflags="-g -Wa,-J" ;;
3411 *) stage1_cflags="-g -J" ;;
3415 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3416 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3417 saved_CFLAGS="$CFLAGS"
3419 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3420 CFLAGS="$CFLAGS -fkeep-inline-functions"
3421 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3423 #if (__GNUC__ < 3) \
3424 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3425 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3426 #error http://gcc.gnu.org/PR29382
3429 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3430 [AC_MSG_RESULT([no])])
3432 CFLAGS="$saved_CFLAGS"
3435 AC_SUBST(stage1_cflags)
3437 # Enable --enable-checking in stage1 of the compiler.
3438 AC_ARG_ENABLE(stage1-checking,
3439 [AS_HELP_STRING([[--enable-stage1-checking[=all]]],
3440 [choose additional checking for stage1 of the compiler])],
3441 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3442 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3443 stage1_checking=--enable-checking=yes,types
3445 stage1_checking=--enable-checking=$enable_checking,types
3447 AC_SUBST(stage1_checking)
3449 # Enable -Werror in bootstrap stage2 and later.
3450 AC_ARG_ENABLE(werror,
3451 [AS_HELP_STRING([--enable-werror],
3452 [enable -Werror in bootstrap stage2 and later])], [],
3453 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3458 case ${enable_werror} in
3459 yes) stage2_werror_flag="--enable-werror-always" ;;
3460 *) stage2_werror_flag="" ;;
3462 AC_SUBST(stage2_werror_flag)
3464 # Specify what files to not compare during bootstrap.
3466 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3468 hppa*64*-*-hpux*) ;;
3469 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3471 case " $configdirs " in
3472 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3474 AC_SUBST(compare_exclusions)
3476 AC_CONFIG_FILES([Makefile],
3477 [sed "$extrasub_build" Makefile |
3478 sed "$extrasub_host" |
3479 sed "$extrasub_target" > mf$$
3480 mv -f mf$$ Makefile],
3481 [extrasub_build="$extrasub_build"
3482 extrasub_host="$extrasub_host"
3483 extrasub_target="$extrasub_target"])