1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
3 # Free Software Foundation, Inc.
5 # This file is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; see the file COPYING3. If not see
17 # <http://www.gnu.org/licenses/>.
19 ##############################################################################
20 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
22 m4_include(config/acx.m4)
23 m4_include(config/override.m4)
24 m4_include(config/proginstall.m4)
25 m4_include(config/elf.m4)
26 m4_include([libtool.m4])
27 m4_include([ltoptions.m4])
28 m4_include([ltsugar.m4])
29 m4_include([ltversion.m4])
30 m4_include([lt~obsolete.m4])
32 AC_INIT(move-if-change)
34 AC_DISABLE_OPTION_CHECKING
37 # if PWD already has a value, it is probably wrong.
38 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
40 # Export original configure arguments for use by sub-configures.
41 # Quote arguments with shell meta charatcers.
42 TOPLEVEL_CONFIGURE_ARGUMENTS=
43 set -- "$progname" "$@"
47 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
48 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
49 # if the argument is of the form -foo=baz, quote the baz part only
50 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
53 # Add the quoted argument to the list.
54 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
56 if test "$silent" = yes; then
57 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
59 # Remove the initial space we just introduced and, as these will be
60 # expanded by make, quote '$'.
61 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
62 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
64 # Find the build, host, and target systems.
65 ACX_NONCANONICAL_BUILD
67 ACX_NONCANONICAL_TARGET
69 dnl Autoconf 2.5x and later will set a default program prefix if
70 dnl --target was used, even if it was the same as --host. Disable
71 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
73 test "$host_noncanonical" = "$target_noncanonical" &&
74 test "$program_prefix$program_suffix$program_transform_name" = \
76 program_transform_name=s,y,y,
81 m4_pattern_allow([^AS_FOR_TARGET$])dnl
82 m4_pattern_allow([^AS_FOR_BUILD$])dnl
84 # Get 'install' or 'install-sh' and its variants.
91 ### we might need to use some other shell than /bin/sh for running subshells
92 ### If we are on Windows, search for the shell. This will permit people
93 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
94 ### without also having to set CONFIG_SHELL. This code will work when
95 ### using bash, which sets OSTYPE.
98 if test x${CONFIG_SHELL} = x ; then
99 if test ! -f /bin/sh ; then
100 if test x${SHELL} != x && test -f ${SHELL} ; then
101 CONFIG_SHELL=${SHELL}
104 for prog in sh sh.exe bash bash.exe; do
105 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
107 test -z "$dir" && dir=.
108 if test -f $dir/$prog; then
109 CONFIG_SHELL=$dir/$prog
115 test -n "${CONFIG_SHELL}" && break
123 config_shell=${CONFIG_SHELL-/bin/sh}
125 moveifchange=${srcdir}/move-if-change
127 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
129 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
131 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
132 INSTALL="${srcpwd}/install-sh -c"
135 # Set srcdir to "." if that's what it is.
136 # This is important for multilib support.
138 if test "${pwd}" = "${srcpwd}" ; then
146 ### To add a new directory to the tree, first choose whether it is a target
147 ### or a host dependent tool. Then put it into the appropriate list
148 ### (library or tools, host or target), doing a dependency sort.
150 # Subdirs will be configured in the order listed in build_configdirs,
151 # configdirs, or target_configdirs; see the serialization section below.
153 # Dependency sorting is only needed when *configuration* must be done in
154 # a particular order. In all cases a dependency should be specified in
155 # the Makefile, whether or not it's implicitly specified here.
157 # Double entries in build_configdirs, configdirs, or target_configdirs may
158 # cause circular dependencies and break everything horribly.
160 # these library is used by various programs built for the build
163 build_libs="build-libiberty"
165 # these tools are built for the build environment
166 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
168 # these libraries are used by various programs built for the host environment
170 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
172 # these tools are built for the host environment
173 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
174 # know that we are building the simulator.
175 # binutils, gas and ld appear in that order because it makes sense to run
176 # "make check" in that particular order.
177 # If --enable-gold is used, "gold" may replace "ld".
178 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
180 # libgcj represents the runtime libraries only used by gcj.
181 libgcj="target-libffi \
186 # these libraries are built for the target environment, and are built after
187 # the host libraries and the host tools (which may be a cross compiler)
189 target_libraries="target-libgcc \
194 target-libstdc++-v3 \
203 # these tools are built using the target libraries, and are intended to
204 # run only in the target environment
206 # note: any program that *uses* libraries that are in the "target_libraries"
207 # list belongs in this list. those programs are also very likely
208 # candidates for the "native_only" list which follows
210 target_tools="target-examples target-groff target-gperf target-rda"
212 ################################################################################
214 ## All tools belong in one of the four categories, and are assigned above
215 ## We assign ${configdirs} this way to remove all embedded newlines. This
216 ## is important because configure will choke if they ever get through.
217 ## ${configdirs} is directories we build using the host tools.
218 ## ${target_configdirs} is directories we build using the target tools.
219 configdirs=`echo ${host_libs} ${host_tools}`
220 target_configdirs=`echo ${target_libraries} ${target_tools}`
221 build_configdirs=`echo ${build_libs} ${build_tools}`
223 m4_divert_text([PARSE_ARGS],
226 m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
227 AC_MSG_ERROR([path to source, $srcdir, contains spaces])
228 m4_popdef([AS_MESSAGE_LOG_FD])dnl
231 ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
234 ################################################################################
236 srcname="gnu development package"
238 # This gets set non-empty for some net releases of packages.
241 # Define is_cross_compiler to save on calls to 'test'.
243 if test x"${host}" = x"${target}" ; then
246 is_cross_compiler=yes
249 # Find the build and target subdir names.
251 # Be sure to cover against remnants of an in-tree build.
252 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
253 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
254 Use a pristine source tree when building in a separate tree])
257 # Skipdirs are removed silently.
259 # Noconfigdirs are removed loudly.
263 # Make sure we don't let GNU ld be added if we didn't want it.
264 if test x$with_gnu_ld = xno ; then
266 noconfigdirs="$noconfigdirs ld gold"
270 # Make sure we don't let GNU as be added if we didn't want it.
271 if test x$with_gnu_as = xno ; then
273 noconfigdirs="$noconfigdirs gas"
277 # Make sure we don't let ZLIB be added if we didn't want it.
278 if test x$with_system_zlib = xyes ; then
280 noconfigdirs="$noconfigdirs zlib"
283 # some tools are so dependent upon X11 that if we're not building with X,
284 # it's not even worth trying to configure, much less build, that tool.
287 yes | "") ;; # the default value for this tree is that X11 is available
289 skipdirs="${skipdirs} tk itcl libgui"
290 # We won't be able to build gdbtk without X.
293 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
296 # Some tools are only suitable for building in a "native" situation.
297 # Remove these if host!=target.
298 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"
300 # Similarly, some are only suitable for cross toolchains.
301 # Remove these if host=target.
302 cross_only="target-libgloss target-newlib target-opcodes"
304 case $is_cross_compiler in
305 no) skipdirs="${skipdirs} ${cross_only}" ;;
306 yes) skipdirs="${skipdirs} ${native_only}" ;;
309 # If both --with-headers and --with-libs are specified, default to
311 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
312 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
313 if test x"${with_newlib}" = x ; then
318 # Recognize --with-newlib/--without-newlib.
319 case ${with_newlib} in
320 no) skipdirs="${skipdirs} target-newlib" ;;
321 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
324 # Handle --enable-gold.
325 # --enable-gold Build only gold
326 # --disable-gold [default] Build only ld
327 # --enable-gold=both Build both gold and ld, ld is default
328 # --enable-gold=both/ld Same
329 # --enable-gold=both/gold Build both gold and ld, gold is default, ld is renamed ld.bfd
332 [[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]],
333 ENABLE_GOLD=$enableval,
335 case "${ENABLE_GOLD}" in
336 yes|both|both/gold|both/ld)
337 # Check for ELF target.
340 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
341 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
342 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
344 *-*-linux*aout* | *-*-linux*oldld*)
352 if test "$is_elf" = "yes"; then
353 # Check for target supported by gold.
355 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
356 case "${ENABLE_GOLD}" in
358 configdirs="$configdirs gold"
361 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / gold /'`
372 AC_MSG_ERROR([invalid --enable-gold argument])
376 # Configure extra directories which are host specific
380 configdirs="$configdirs libtermcap" ;;
383 # A target can indicate whether a language isn't supported for some reason.
384 # Only spaces may be used in this macro; not newlines or tabs.
385 unsupported_languages=
387 # Remove more programs from consideration, based on the host or
388 # target this usually means that a port of the program doesn't
393 noconfigdirs="$noconfigdirs byacc"
395 i[[3456789]]86-*-vsta)
396 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
398 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
399 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
402 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
404 i[[3456789]]86-*-mingw32*)
405 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
406 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
408 i[[3456789]]86-*-beos*)
409 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
412 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
415 noconfigdirs="$noconfigdirs rcs"
418 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
421 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
426 AC_ARG_ENABLE(libada,
427 [ --enable-libada build libada directory],
428 ENABLE_LIBADA=$enableval,
430 if test "${ENABLE_LIBADA}" != "yes" ; then
431 noconfigdirs="$noconfigdirs gnattools"
434 AC_ARG_ENABLE(libssp,
435 [ --enable-libssp build libssp directory],
436 ENABLE_LIBSSP=$enableval,
439 # Save it here so that, even in case of --enable-libgcj, if the Java
440 # front-end isn't enabled, we still get libgcj disabled.
442 case $enable_libgcj in
444 # If we reset it here, it won't get added to noconfigdirs in the
445 # target-specific build rules, so it will be forcibly enabled
446 # (unless the Java language itself isn't enabled).
450 # Make sure we get it printed in the list of not supported target libs.
451 noconfigdirs="$noconfigdirs ${libgcj}"
456 # Disable libmudflap on some systems.
457 if test x$enable_libmudflap = x ; then
459 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
460 # Enable libmudflap by default in GNU and friends.
463 # Enable libmudflap by default in FreeBSD.
466 # Disable it by default everywhere else.
467 noconfigdirs="$noconfigdirs target-libmudflap"
472 # Disable libgomp on non POSIX hosted systems.
473 if test x$enable_libgomp = x ; then
474 # Enable libgomp by default on hosted POSIX systems.
476 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
478 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
480 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
482 *-*-darwin* | *-*-aix*)
485 noconfigdirs="$noconfigdirs target-libgomp"
490 # Default libgloss CPU subdirectory.
491 libgloss_dir="$target_cpu"
495 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
498 noconfigdirs="$noconfigdirs ld gas gdb gprof"
499 noconfigdirs="$noconfigdirs sim target-rda"
501 i[[3456789]]86-*-darwin*)
502 noconfigdirs="$noconfigdirs ld gprof"
503 noconfigdirs="$noconfigdirs sim target-rda"
505 x86_64-*-darwin[[912]]*)
506 noconfigdirs="$noconfigdirs ld gas gprof"
507 noconfigdirs="$noconfigdirs sim target-rda"
510 noconfigdirs="$noconfigdirs ld gas gdb gprof"
511 noconfigdirs="$noconfigdirs sim target-rda"
512 noconfigdirs="$noconfigdirs ${libgcj}"
514 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
515 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
518 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
519 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
520 && test -f /usr/local/include/gmp.h; then
524 # Skip some stuff that's unsupported on some FreeBSD configurations.
530 noconfigdirs="$noconfigdirs ${libgcj}"
535 # Remove unsupported stuff on all kaOS configurations.
536 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
537 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
538 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
539 noconfigdirs="$noconfigdirs target-libgloss"
542 # Skip some stuff on all NetBSD configurations.
543 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
545 # Skip some stuff that's unsupported on some NetBSD configurations.
547 i*86-*-netbsdelf*) ;;
548 arm*-*-netbsdelf*) ;;
550 noconfigdirs="$noconfigdirs ${libgcj}"
555 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
558 skipdirs="${skipdirs} target-libiberty"
559 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
561 # The tpf target doesn't support gdb yet.
563 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
566 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
569 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
572 # ld works, but does not support shared libraries.
573 # newlib is not 64 bit ready. I'm not sure about fileutils.
574 # gas doesn't generate exception information.
575 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
578 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
581 # newlib is not 64 bit ready
582 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
585 # newlib is not 64 bit ready
586 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
589 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
592 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
594 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
595 noconfigdirs="$noconfigdirs ${libgcj}"
596 noconfigdirs="$noconfigdirs target-examples"
597 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
598 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
599 noconfigdirs="$noconfigdirs expect dejagnu"
600 # the C++ libraries don't build on top of CE's C libraries
601 noconfigdirs="$noconfigdirs target-libstdc++-v3"
602 noconfigdirs="$noconfigdirs target-newlib"
604 *-*-cygwin*) ;; # keep gdb and readline
605 *) noconfigdirs="$noconfigdirs gdb readline"
611 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
615 arm-*-coff | strongarm-*-coff | xscale-*-coff)
616 noconfigdirs="$noconfigdirs ${libgcj}"
619 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
620 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
623 arm*-*-linux-gnueabi)
624 noconfigdirs="$noconfigdirs target-qthreads"
625 case ${with_newlib} in
626 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
631 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
635 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
638 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
641 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
644 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
647 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
650 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
653 unsupported_languages="$unsupported_languages java"
654 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
655 if test x${is_cross_compiler} != xno ; then
656 target_configdirs="${target_configdirs} target-bsp target-cygmon"
660 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
662 c54x*-*-* | tic54x-*-*)
663 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
666 noconfigdirs="$noconfigdirs ${libgcj} gdb"
668 cris-*-* | crisv32-*-*)
669 unsupported_languages="$unsupported_languages java"
672 unsupported_languages="$unsupported_languages fortran"
673 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
675 noconfigdirs="$noconfigdirs target-boehm-gc";;
677 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
679 unsupported_languages="$unsupported_languages fortran"
680 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
685 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
688 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
691 noconfigdirs="$noconfigdirs ${libgcj} gdb"
693 ep9312-*-elf | ep9312-*-coff)
697 noconfigdirs="$noconfigdirs ${libgcj} gdb"
700 noconfigdirs="$noconfigdirs ${libgcj}"
703 noconfigdirs="$noconfigdirs ${libgcj}"
704 noconfigdirs="$noconfigdirs gprof"
707 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
710 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
712 hppa1.1-*-osf* | hppa1.1-*-bsd* )
714 hppa*64*-*-linux* | parisc*64*-*-linux*)
715 # In this case, it's because the hppa64-linux target is for
716 # the kernel only at this point and has no libc, and thus no
717 # headers, crt*.o, etc., all of which are needed by these.
718 noconfigdirs="$noconfigdirs target-zlib"
720 parisc*-*-linux* | hppa*-*-linux*)
726 noconfigdirs="$noconfigdirs ${libgcj}"
729 noconfigdirs="$noconfigdirs ld shellutils"
735 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
736 # build on HP-UX 10.20.
737 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
740 noconfigdirs="$noconfigdirs ${libgcj} gdb"
743 # No gdb support yet.
744 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
747 # No gdb or ld support yet.
748 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
751 # No gdb or ld support yet.
752 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
756 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
757 noconfigdirs="$noconfigdirs ${libgcj}"
760 i[[3456789]]86-*-linux*)
761 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
762 # not build java stuff by default.
765 noconfigdirs="$noconfigdirs ${libgcj}";;
768 # This section makes it possible to build newlib natively on linux.
769 # If we are using a cross compiler then don't configure newlib.
770 if test x${is_cross_compiler} != xno ; then
771 noconfigdirs="$noconfigdirs target-newlib"
773 noconfigdirs="$noconfigdirs target-libgloss"
774 # If we are not using a cross compiler, do configure newlib.
775 # Note however, that newlib will only be configured in this situation
776 # if the --with-newlib option has been given, because otherwise
777 # 'target-newlib' will appear in skipdirs.
779 i[[3456789]]86-w64-mingw*)
780 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
782 i[[3456789]]86-*-mingw*)
783 target_configdirs="$target_configdirs target-winsup"
784 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
787 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
790 target_configdirs="$target_configdirs target-libtermcap target-winsup"
791 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
792 # always build newlib if winsup directory is present.
793 if test -d "$srcdir/winsup/cygwin"; then
794 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
795 elif test -d "$srcdir/newlib"; then
796 echo "Warning: winsup/cygwin is missing so newlib can't be built."
799 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
800 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
803 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
805 i[[3456789]]86-*-sco3.2v5*)
806 # The linker does not yet know about weak symbols in COFF,
807 # and is not configured to handle mixed ELF and COFF.
808 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
810 i[[3456789]]86-*-sco*)
811 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
813 i[[3456789]]86-*-solaris2*)
814 noconfigdirs="$noconfigdirs target-libgloss"
816 i[[3456789]]86-*-sysv4*)
817 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
819 i[[3456789]]86-*-beos*)
820 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
822 i[[3456789]]86-*-rdos*)
823 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
826 noconfigdirs="$noconfigdirs ${libgcj}"
828 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
829 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
833 noconfigdirs="$noconfigdirs ${libgcj}"
836 noconfigdirs="$noconfigdirs ${libgcj}"
842 # The EPOC C++ environment does not support exceptions or rtti,
843 # and so building libstdc++-v3 tends not to always work.
844 noconfigdirs="$noconfigdirs target-libstdc++-v3"
847 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
848 unsupported_languages="$unsupported_languages fortran java"
851 noconfigdirs="$noconfigdirs ${libgcj}"
854 noconfigdirs="$noconfigdirs ${libgcj}"
857 noconfigdirs="$noconfigdirs sim"
860 # copied from rs6000-*-* entry
861 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
863 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
864 target_configdirs="$target_configdirs target-winsup"
865 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
866 # always build newlib.
867 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
869 # This is temporary until we can link against shared libraries
870 powerpcle-*-solaris*)
871 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
875 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
878 noconfigdirs="$noconfigdirs ${libgcj}"
881 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
885 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
888 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
891 noconfigdirs="$noconfigdirs gprof ${libgcj}"
894 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
897 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
900 skipdirs="$skipdirs target-libiberty"
901 noconfigdirs="$noconfigdirs ${libgcj}"
902 if test x$with_newlib = xyes; then
903 noconfigdirs="$noconfigdirs gprof"
908 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
911 # Linking libjava exceeds command-line length limits on at least
912 # IRIX 6.2, but not on IRIX 6.5.
913 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
914 # <oldham@codesourcery.com>
915 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
918 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
921 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
924 noconfigdirs="$noconfigdirs gprof ${libgcj}"
928 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
932 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
933 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
934 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
935 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
939 noconfigdirs="$noconfigdirs ${libgcj}" ;;
941 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
944 sparclet-*-aout* | sparc86x-*-*)
948 noconfigdirs="$noconfigdirs ${libgcj}"
951 noconfigdirs="$noconfigdirs ${libgcj}"
955 noconfigdirs="$noconfigdirs ${libgcj}"
959 noconfigdirs="$noconfigdirs ${libgcj}"
960 if test x${is_cross_compiler} != xno ; then
961 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
966 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
967 noconfigdirs="$noconfigdirs ${libgcj}"
969 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
972 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
975 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
978 noconfigdirs="$noconfigdirs ${libgcj}"
981 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
984 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
987 noconfigdirs="$noconfigdirs ${libgcj}"
990 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
992 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
993 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
996 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
999 noconfigdirs="$noconfigdirs ${libgcj}"
1003 # If we aren't building newlib, then don't build libgloss, since libgloss
1004 # depends upon some newlib header files.
1005 case "${noconfigdirs}" in
1006 *target-libgloss*) ;;
1007 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1010 # Work in distributions that contain no compiler tools, like Autoconf.
1012 host_makefile_frag=/dev/null
1013 if test -d ${srcdir}/config ; then
1016 # Avoid "too much defining" errors from HPUX compiler.
1017 tentative_cc="cc -Wp,-H256000"
1018 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1019 # If it's HP/UX ar, this should be harmless.
1023 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1026 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1027 # chokes on bfd, the compiler won't let you assign integers to enums, and
1028 # other problems. Defining CC to gcc is a questionable way to say "don't use
1029 # the apollo compiler" (the preferred version of GCC could be called cc,
1030 # or whatever), but I'm not sure leaving CC as cc is any better...
1031 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1032 # Used to have BISON=yacc.
1036 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1039 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1040 tentative_cc="cc -Xa"
1041 host_makefile_frag="config/mh-cxux"
1043 m88k-motorola-sysv*)
1046 tentative_cc="cc -Wf,-XNg1000"
1047 host_makefile_frag="config/mh-decstation"
1050 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1051 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1052 host_makefile_frag="config/mh-necv4"
1055 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1056 # environment. Also bump switch table size so that cp-parse will
1057 # compile. Bump string length limit so linker builds.
1058 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1061 host_makefile_frag="config/mh-sysv4"
1064 # This is for a MIPS running RISC/os 4.52C.
1066 # This is needed for GDB, but needs to be in the top-level make because
1067 # if a library is compiled with the bsd headers and gets linked with the
1068 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1069 # a different size).
1070 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1071 # known except to select the sysv environment. Could we use /proc instead?
1072 # These "sysv environments" and "bsd environments" often end up being a pain.
1074 # This is not part of CFLAGS because perhaps not all C compilers have this
1076 tentative_cc="cc -systype sysv"
1081 i[[3456789]]86-*-sysv5*)
1082 host_makefile_frag="config/mh-sysv5"
1084 i[[3456789]]86-*-dgux*)
1085 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1086 host_makefile_frag="config/mh-dgux386"
1088 i[[3456789]]86-ncr-sysv4.3*)
1089 # The MetaWare compiler will generate a copyright message unless you
1090 # turn it off by adding the -Hnocopyr flag.
1091 tentative_cc="cc -Hnocopyr"
1093 i[[3456789]]86-ncr-sysv4*)
1094 # for an NCR 3000 (i486/SVR4) system.
1095 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1096 # This compiler not only emits obnoxious copyright messages every time
1097 # you run it, but it chokes and dies on a whole bunch of GNU source
1098 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1099 tentative_cc="/usr/ccs/ATT/cc"
1100 host_makefile_frag="config/mh-ncr3000"
1102 i[[3456789]]86-*-sco3.2v5*)
1104 i[[3456789]]86-*-sco*)
1105 # The native C compiler botches some simple uses of const. Unfortunately,
1106 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1107 tentative_cc="cc -Dconst="
1108 host_makefile_frag="config/mh-sco"
1110 i[[3456789]]86-*-udk*)
1111 host_makefile_frag="config/mh-sysv5"
1113 i[[3456789]]86-*-solaris2*)
1114 host_makefile_frag="config/mh-sysv4"
1116 i[[3456789]]86-*-msdosdjgpp*)
1117 host_makefile_frag="config/mh-djgpp"
1120 ACX_CHECK_CYGWIN_CAT_WORKS
1121 host_makefile_frag="config/mh-cygwin"
1124 host_makefile_frag="config/mh-mingw"
1127 host_makefile_frag="config/mh-interix"
1130 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1134 host_makefile_frag="config/mh-solaris"
1137 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1138 # without overflowing the jump tables (-J says to use a 32 bit table)
1139 tentative_cc="cc -J"
1142 tentative_cc="cc -Wp,-H256000"
1143 host_makefile_frag="config/mh-pa-hpux10"
1145 hppa*-hp-hpux* | hppa*-*-hiux*)
1146 tentative_cc="cc -Wp,-H256000"
1147 host_makefile_frag="config/mh-pa"
1150 host_makefile_frag="config/mh-pa"
1152 *-hp-hpux* | *-*-hiux*)
1153 tentative_cc="cc -Wp,-H256000"
1156 # /bin/cc is less than useful for our purposes. Always use GCC
1157 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1158 host_makefile_frag="config/mh-lynxrs6k"
1161 host_makefile_frag="config/mh-ppc-darwin"
1164 host_makefile_frag="config/mh-ppc-aix"
1167 host_makefile_frag="config/mh-ppc-aix"
1170 # /bin/cc is less than useful for our purposes. Always use GCC
1171 tentative_cc="/bin/gcc"
1174 host_makefile_frag="config/mh-sysv4"
1176 # This is placed last to prevent interfering with the cases above.
1178 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1179 host_makefile_frag="config/mh-x86omitfp"
1184 # If we aren't going to be using gcc, see if we can extract a definition
1185 # of CC from the fragment.
1186 # Actually, use the 'pre-extracted' version above.
1187 if test -z "${CC}" && test "${build}" = "${host}" ; then
1188 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1190 for dir in $PATH; do
1191 test -z "$dir" && dir=.
1192 if test -f $dir/gcc; then
1198 if test -z "${found}" && test -n "${tentative_cc}" ; then
1203 if test "${build}" != "${host}" ; then
1204 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1205 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1206 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1207 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1208 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1209 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1210 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1211 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1212 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1213 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1214 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1215 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1217 AR_FOR_BUILD="\$(AR)"
1218 AS_FOR_BUILD="\$(AS)"
1219 CC_FOR_BUILD="\$(CC)"
1220 CXX_FOR_BUILD="\$(CXX)"
1221 GCJ_FOR_BUILD="\$(GCJ)"
1222 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1223 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1224 LD_FOR_BUILD="\$(LD)"
1225 NM_FOR_BUILD="\$(NM)"
1226 RANLIB_FOR_BUILD="\$(RANLIB)"
1227 WINDRES_FOR_BUILD="\$(WINDRES)"
1228 WINDMC_FOR_BUILD="\$(WINDMC)"
1234 # We must set the default linker to the linker used by gcc for the correct
1235 # operation of libtool. If LD is not defined and we are using gcc, try to
1236 # set the LD default to the ld used by gcc.
1237 if test -z "$LD"; then
1238 if test "$GCC" = yes; then
1241 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1243 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1245 case $gcc_prog_ld in
1246 # Accept absolute paths.
1247 [[\\/]* | [A-Za-z]:[\\/]*)]
1248 LD="$gcc_prog_ld" ;;
1254 ACX_PROG_CMP_IGNORE_INITIAL
1256 # See if we are building gcc with C++.
1257 AC_ARG_ENABLE(build-with-cxx,
1258 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1259 ENABLE_BUILD_WITH_CXX=$enableval,
1260 ENABLE_BUILD_WITH_CXX=no)
1262 # Used for setting $lt_cv_objdir
1265 # Check for GMP, MPFR and MPC
1266 gmplibs="-lmpc -lmpfr -lgmp"
1270 # Specify a location for mpc
1271 # check for this first so it ends up on the link line before mpfr.
1272 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1273 Equivalent to --with-mpc-include=PATH/include
1274 plus --with-mpc-lib=PATH/lib])
1275 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1276 specify directory for installed MPC include files])
1277 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1279 if test "x$with_mpc" != x; then
1280 gmplibs="-L$with_mpc/lib $gmplibs"
1281 gmpinc="-I$with_mpc/include $gmpinc"
1283 if test "x$with_mpc_include" != x; then
1284 gmpinc="-I$with_mpc_include $gmpinc"
1286 if test "x$with_mpc_lib" != x; then
1287 gmplibs="-L$with_mpc_lib $gmplibs"
1289 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1290 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1291 gmpinc='-I$$s/mpc/src '"$gmpinc"
1292 # Do not test the mpc version. Assume that it is sufficient, since
1293 # it is in the source tree, and the library has not been built yet
1294 # but it would be included on the link line in the version check below
1295 # hence making the test fail.
1299 # Specify a location for mpfr
1300 # check for this first so it ends up on the link line before gmp.
1301 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1302 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1303 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1305 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1306 Equivalent to --with-mpfr-include=PATH/include
1307 plus --with-mpfr-lib=PATH/lib])
1308 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1309 specify directory for installed MPFR include files])
1310 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1312 if test "x$with_mpfr" != x; then
1313 gmplibs="-L$with_mpfr/lib $gmplibs"
1314 gmpinc="-I$with_mpfr/include $gmpinc"
1316 if test "x$with_mpfr_include" != x; then
1317 gmpinc="-I$with_mpfr_include $gmpinc"
1319 if test "x$with_mpfr_lib" != x; then
1320 gmplibs="-L$with_mpfr_lib $gmplibs"
1322 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1323 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1324 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1325 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1326 # Do not test the mpfr version. Assume that it is sufficient, since
1327 # it is in the source tree, and the library has not been built yet
1328 # but it would be included on the link line in the version check below
1329 # hence making the test fail.
1333 # Specify a location for gmp
1334 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1335 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1336 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1338 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1339 Equivalent to --with-gmp-include=PATH/include
1340 plus --with-gmp-lib=PATH/lib])
1341 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1342 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1345 if test "x$with_gmp" != x; then
1346 gmplibs="-L$with_gmp/lib $gmplibs"
1347 gmpinc="-I$with_gmp/include $gmpinc"
1349 if test "x$with_gmp_include" != x; then
1350 gmpinc="-I$with_gmp_include $gmpinc"
1352 if test "x$with_gmp_lib" != x; then
1353 gmplibs="-L$with_gmp_lib $gmplibs"
1355 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1356 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1357 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1358 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1359 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1360 # Do not test the gmp version. Assume that it is sufficient, since
1361 # it is in the source tree, and the library has not been built yet
1362 # but it would be included on the link line in the version check below
1363 # hence making the test fail.
1367 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1369 saved_CFLAGS="$CFLAGS"
1370 CFLAGS="$CFLAGS $gmpinc"
1371 # Check for the recommended and required versions of GMP.
1372 AC_MSG_CHECKING([for the correct version of gmp.h])
1373 AC_TRY_COMPILE([#include "gmp.h"],[
1374 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1375 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1376 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1379 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1380 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1381 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1382 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1385 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1386 [AC_MSG_RESULT([no]); have_gmp=no])
1388 # If we have GMP, check the MPFR version.
1389 if test x"$have_gmp" = xyes; then
1390 # Check for the recommended and required versions of MPFR.
1391 AC_MSG_CHECKING([for the correct version of mpfr.h])
1392 AC_TRY_COMPILE([#include <gmp.h>
1393 #include <mpfr.h>],[
1394 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1397 ], [AC_TRY_COMPILE([#include <gmp.h>
1398 #include <mpfr.h>],[
1399 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1402 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1403 [AC_MSG_RESULT([no]); have_gmp=no])
1406 # Check for the MPC header version.
1407 if test x"$have_gmp" = xyes ; then
1408 # Check for the recommended and required versions of MPC.
1409 AC_MSG_CHECKING([for the correct version of mpc.h])
1410 AC_TRY_COMPILE([#include <mpc.h>],[
1411 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1414 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1415 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1418 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1419 [AC_MSG_RESULT([no]); have_gmp=no])
1422 # Now check the MPFR library.
1423 if test x"$have_gmp" = xyes; then
1425 LIBS="$LIBS $gmplibs"
1426 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1427 AC_TRY_LINK([#include <mpc.h>],[
1434 mpfr_atan2 (n, n, x, GMP_RNDN);
1435 mpfr_erfc (n, x, GMP_RNDN);
1436 mpfr_subnormalize (x, t, GMP_RNDN);
1440 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1441 mpc_cosh (c, c, MPC_RNDNN);
1442 mpc_pow (c, c, c, MPC_RNDNN);
1443 mpc_acosh (c, c, MPC_RNDNN);
1445 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1449 CFLAGS="$saved_CFLAGS"
1451 # The library versions listed in the error message below should match
1452 # the HARD-minimums enforced above.
1453 if test x$have_gmp != xyes; then
1454 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1455 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1456 their locations. Source code for these libraries can be found at
1457 their respective hosting sites as well as at
1458 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1459 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1460 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1461 make sure that you have installed both the libraries and the header
1462 files. They may be located in separate packages.])
1466 # Flags needed for both GMP, MPFR and/or MPC.
1469 AC_SUBST(extra_mpfr_configure_flags)
1470 AC_SUBST(extra_mpc_gmp_configure_flags)
1471 AC_SUBST(extra_mpc_mpfr_configure_flags)
1473 # Allow host libstdc++ to be specified for static linking with PPL.
1474 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1475 when linking with PPL])
1477 case $with_host_libstdcxx in
1479 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1483 # Linker flags to use for stage1 or when not boostrapping.
1484 AC_ARG_WITH(stage1-ldflags,
1485 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1486 [if test "$withval" = "no" -o "$withval" = "yes"; then
1489 stage1_ldflags=$withval
1492 AC_SUBST(stage1_ldflags)
1494 # Libraries to use for stage1 or when not bootstrapping.
1495 AC_ARG_WITH(stage1-libs,
1496 [ -with-stage1-libs=LIBS Libraries for stage1],
1497 [if test "$withval" = "no" -o "$withval" = "yes"; then
1500 stage1_libs=$withval
1502 [stage1_libs=$with_host_libstdcxx])
1503 AC_SUBST(stage1_libs)
1505 # Libraries to use for stage2 and later builds. This defaults to the
1506 # argument passed to --with-host-libstdcxx.
1507 AC_ARG_WITH(boot-libs,
1508 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1509 [if test "$withval" = "no" -o "$withval" = "yes"; then
1512 poststage1_libs=$withval
1514 [poststage1_libs=$with_host_libstdcxx])
1515 AC_SUBST(poststage1_libs)
1517 # Linker flags to use for stage2 and later builds.
1518 AC_ARG_WITH(boot-ldflags,
1519 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1520 [if test "$withval" = "no" -o "$withval" = "yes"; then
1523 poststage1_ldflags=$withval
1525 [poststage1_ldflags=
1526 # With --enable-build-with-cxx, default to linking libstdc++ and
1527 # libgcc statically. But if the user explicitly specified the
1528 # libraries to use, trust that they are doing what they want.
1529 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1530 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1532 AC_SUBST(poststage1_ldflags)
1535 ppllibs=" -lppl_c -lppl -lgmpxx"
1538 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1539 Equivalent to --with-ppl-include=PATH/include
1540 plus --with-ppl-lib=PATH/lib])
1541 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1542 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1551 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1552 pplinc="-I$with_ppl/include $pplinc"
1555 if test "x$with_ppl_include" != x; then
1556 pplinc="-I$with_ppl_include $pplinc"
1558 if test "x$with_ppl_lib" != x; then
1559 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1561 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1562 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1563 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1564 enable_ppl_version_check=no
1567 AC_ARG_ENABLE(ppl-version-check,
1568 [ --disable-ppl-version-check disable check for PPL version],
1569 ENABLE_PPL_CHECK=$enableval,
1570 ENABLE_PPL_CHECK=yes)
1572 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1573 saved_CFLAGS="$CFLAGS"
1574 CFLAGS="$CFLAGS $pplinc $gmpinc"
1575 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
1576 AC_TRY_COMPILE([#include "ppl_c.h"],[
1577 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
1580 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1581 CFLAGS="$saved_CFLAGS"
1584 # Flags needed for PPL
1590 clooglibs=" -lcloog "
1591 clooginc=" -DCLOOG_PPL_BACKEND "
1593 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1594 Equivalent to --with-cloog-include=PATH/include
1595 plus --with-cloog-lib=PATH/lib])
1596 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1597 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1599 if test "x$with_ppl" = "xno"; then
1611 clooglibs="-L$with_cloog/lib -lcloog"
1612 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1615 if test "x$with_cloog_include" != x; then
1616 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1618 if test "x$with_cloog_lib" != x; then
1619 clooglibs="-L$with_cloog_lib -lcloog"
1621 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1622 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
1623 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1624 enable_cloog_version_check=no
1627 AC_ARG_ENABLE(cloog-version-check,
1628 [ --disable-cloog-version-check disable check for CLooG version],
1629 ENABLE_CLOOG_CHECK=$enableval,
1630 ENABLE_CLOOG_CHECK=yes)
1632 if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
1633 saved_CFLAGS="$CFLAGS"
1634 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1635 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
1636 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1637 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
1640 ], [AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1641 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 9
1644 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1645 [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1646 CFLAGS="$saved_CFLAGS"
1649 # Flags needed for CLOOG
1653 # Check for LTO support.
1655 [ --enable-lto enable link time optimization support],
1656 enable_lto=$enableval,
1657 enable_lto=yes; default_enable_lto=yes)
1660 ACX_ELF_TARGET_IFELSE([if test x"$enable_lto" = x"yes" ; then
1661 # Make sure that libelf.h and gelf.h are available.
1662 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1663 Equivalent to --with-libelf-include=PATH/include
1664 plus --with-libelf-lib=PATH/lib])
1666 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1668 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1670 saved_CFLAGS="$CFLAGS"
1671 saved_CPPFLAGS="$CPPFLAGS"
1674 case $with_libelf in
1677 libelfinc="-I/usr/include/libelf"
1680 libelflibs="-L$with_libelf/lib -lelf"
1681 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1682 LIBS="$libelflibs $LIBS"
1686 if test "x$with_libelf_include" != x; then
1687 libelfinc="-I$with_libelf_include"
1690 if test "x$with_libelf_lib" != x; then
1691 libelflibs="-L$with_libelf_lib -lelf"
1692 LIBS="$libelflibs $LIBS"
1695 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1696 && test -d ${srcdir}/libelf; then
1697 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1698 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
1699 LIBS="$libelflibs $LIBS"
1703 CFLAGS="$CFLAGS $libelfinc"
1704 CPPFLAGS="$CPPFLAGS $libelfinc"
1705 LIBS="$LIBS $libelflibs"
1707 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1708 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1710 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1711 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1713 # If we couldn't find libelf.h and the user forced it, emit an error.
1714 if test x"$have_libelf_h" != x"yes" \
1715 && test x"$have_libelf_libelf_h" != x"yes" ; then
1716 if test x"$default_enable_lto" != x"yes" ; then
1717 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1725 # If we couldn't find gelf.h and the user forced it, emit an error.
1726 if test x"$have_gelf_h" != x"yes" \
1727 && test x"$have_libelf_gelf_h" != x"yes" ; then
1728 if test x"$default_enable_lto" != x"yes" ; then
1729 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1737 # Check that the detected libelf has the functions we need. We cannot
1738 # rely on just detecting the headers since they do not include
1739 # versioning information. Add functions, if needed.
1740 if test x"$enable_lto" = x"yes" ; then
1741 AC_MSG_CHECKING([for the correct version of libelf])
1743 [#include <libelf.h>],[
1747 elf_strptr (0, 0, 0);
1748 elf_getident (0, 0);
1749 elf_begin (0, 0, 0);
1753 [AC_MSG_RESULT([yes]);],
1754 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1757 # Check for elf_getshdrstrndx or elf_getshstrndx. The latter's flavor
1758 # is determined in gcc/configure.ac.
1759 if test x"$enable_lto" = x"yes" ; then
1760 AC_MSG_CHECKING([for elf_getshdrstrndx])
1762 [#include <libelf.h>],[
1763 elf_getshdrstrndx (0, 0);
1765 [AC_MSG_RESULT([yes]);],
1766 [AC_MSG_RESULT([no]);
1767 AC_MSG_CHECKING([for elf_getshstrndx])
1769 [#include <libelf.h>],[
1770 elf_getshstrndx (0, 0);
1772 [AC_MSG_RESULT([yes]);],
1773 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1778 # If we couldn't enable LTO and the user forced it, emit an error.
1779 if test x"$enable_lto" = x"no" \
1780 && test x"$default_enable_lto" != x"yes" ; then
1781 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1782 Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1783 to specify its location.])
1787 CFLAGS="$saved_CFLAGS"
1788 CPPFLAGS="$saved_CPPFLAGS"
1793 # Flags needed for libelf.
1794 AC_SUBST(libelflibs)
1796 # ELF platforms build the lto-plugin when GOLD is in use.
1797 build_lto_plugin=${ENABLE_GOLD}
1798 fi],[if test x"$default_enable_lto" = x"yes" ; then
1800 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1801 # On other non-ELF platforms, LTO must be explicitly enabled.
1805 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1806 # It would also be nice to check the binutils support, but we don't
1807 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1808 # warn during gcc/ subconfigure; unless you're bootstrapping with
1809 # -flto it won't be needed until after installation anyway.
1811 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1812 *) if test x"$enable_lto" = x"yes"; then
1813 AC_MSG_ERROR([LTO support is not enabled for this target.])
1818 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1820 *-cygwin* | *-mingw*) build_lto_plugin=yes ;;
1823 default_enable_lto=no])
1826 # By default, C is the only stage 1 language.
1827 stage1_languages=,c,
1829 # Target libraries that we bootstrap.
1830 bootstrap_target_libs=,target-libgcc,
1832 # Figure out what language subdirectories are present.
1833 # Look if the user specified --enable-languages="..."; if not, use
1834 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1836 # NB: embedded tabs in this IF block -- do not untabify
1837 if test -d ${srcdir}/gcc; then
1838 if test x"${enable_languages+set}" != xset; then
1839 if test x"${LANGUAGES+set}" = xset; then
1840 enable_languages="${LANGUAGES}"
1841 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1843 enable_languages=all
1846 if test x"${enable_languages}" = x ||
1847 test x"${enable_languages}" = xyes;
1849 echo configure.in: --enable-languages needs at least one language argument 1>&2
1853 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1855 # 'f95' is the old name for the 'fortran' language. We issue a warning
1856 # and make the substitution.
1857 case ,${enable_languages}, in
1859 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1860 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1864 # First scan to see if an enabled language requires some other language.
1865 # We assume that a given config-lang.in will list all the language
1866 # front ends it requires, even if some are required indirectly.
1867 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1868 case ${lang_frag} in
1870 # The odd quoting in the next line works around
1871 # an apparent bug in bash 1.12 on linux.
1872 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1874 # From the config-lang.in, get $language, $lang_requires
1878 for other in ${lang_requires} ; do
1879 case ,${enable_languages}, in
1883 echo " \`$other' language required by \`$language'; enabling" 1>&2
1884 enable_languages="${enable_languages},${other}"
1892 new_enable_languages=,c,
1894 # If LTO is enabled, add the LTO front end.
1895 extra_host_libiberty_configure_flags=
1896 if test "$enable_lto" = "yes" ; then
1897 case ,${enable_languages}, in
1899 *) enable_languages="${enable_languages},lto" ;;
1901 if test "${build_lto_plugin}" = "yes" ; then
1902 configdirs="$configdirs lto-plugin"
1903 extra_host_libiberty_configure_flags=--enable-shared
1906 AC_SUBST(extra_host_libiberty_configure_flags)
1908 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1909 potential_languages=,c,
1911 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1912 case ${lang_frag} in
1914 # The odd quoting in the next line works around
1915 # an apparent bug in bash 1.12 on linux.
1916 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1918 # From the config-lang.in, get $language, $target_libs,
1919 # $lang_dirs, $boot_language, and $build_by_default
1925 build_by_default=yes
1927 if test x${language} = x; then
1928 echo "${lang_frag} doesn't set \$language." 1>&2
1932 if test "$language" = "c++" \
1933 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1937 case ,${enable_languages}, in
1939 # Language was explicitly selected; include it.
1943 # 'all' was selected, select it if it is a default language
1944 add_this_lang=${build_by_default}
1951 # Disable languages that need other directories if these aren't available.
1952 for i in $subdir_requires; do
1953 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1954 case ,${enable_languages}, in
1956 # Specifically requested language; tell them.
1957 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1961 add_this_lang=unsupported
1966 # Disable Ada if no preexisting GNAT is available.
1967 case ,${enable_languages},:${language}:${have_gnat} in
1968 *,${language},*:ada:no)
1969 # Specifically requested language; tell them.
1970 AC_MSG_ERROR([GNAT is required to build $language])
1974 add_this_lang=unsupported
1978 # Disable a language that is unsupported by the target.
1979 case " $unsupported_languages " in
1981 add_this_lang=unsupported
1985 case $add_this_lang in
1987 # Remove language-dependent dirs.
1988 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1991 # Remove language-dependent dirs; still show language as supported.
1992 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1993 potential_languages="${potential_languages}${language},"
1996 new_enable_languages="${new_enable_languages}${language},"
1997 potential_languages="${potential_languages}${language},"
1998 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1999 case "${boot_language}:,$enable_stage1_languages," in
2000 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
2001 # Add to (comma-separated) list of stage 1 languages.
2002 case ",$stage1_languages," in
2003 *,$language,* | ,yes, | ,all,) ;;
2004 *) stage1_languages="${stage1_languages}${language}," ;;
2006 # We need to bootstrap any supporting libraries.
2007 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
2016 AC_ARG_ENABLE(stage1-languages,
2017 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
2018 stage1. Mostly useful for compiler development.],
2019 [case ,${enable_stage1_languages}, in
2021 # Set it to something that will have no effect in the loop below
2022 enable_stage1_languages=c ;;
2024 enable_stage1_languages=`echo $new_enable_languages | \
2025 sed -e "s/^,//" -e "s/,$//" ` ;;
2027 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
2028 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
2031 # Add "good" languages from enable_stage1_languages to stage1_languages,
2032 # while "bad" languages go in missing_languages. Leave no duplicates.
2033 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
2034 case $potential_languages in
2036 case $stage1_languages in
2038 *) stage1_languages="$stage1_languages$i," ;;
2041 case $missing_languages in
2043 *) missing_languages="$missing_languages$i," ;;
2048 # Remove leading/trailing commas that were added for simplicity
2049 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2050 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2051 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2052 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2054 if test "x$missing_languages" != x; then
2056 The following requested languages could not be built: ${missing_languages}
2057 Supported languages are: ${potential_languages}])
2059 if test "x$new_enable_languages" != "x$enable_languages"; then
2060 echo The following languages will be built: ${new_enable_languages}
2061 enable_languages="$new_enable_languages"
2064 AC_SUBST(stage1_languages)
2065 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2068 # Handle --disable-<component> generically.
2069 for dir in $configdirs $build_configdirs $target_configdirs ; do
2070 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2071 varname=`echo $dirname | sed -e s/+/_/g`
2072 if eval test x\${enable_${varname}} "=" xno ; then
2073 noconfigdirs="$noconfigdirs $dir"
2077 # Check for Boehm's garbage collector
2078 AC_ARG_ENABLE(objc-gc,
2079 [ --enable-objc-gc enable use of Boehm's garbage collector with the
2080 GNU Objective-C runtime],
2081 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2082 *,objc,*:*:yes:*target-boehm-gc*)
2083 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2087 # Make sure we only build Boehm's garbage collector if required.
2088 case ,${enable_languages},:${enable_objc_gc} in
2090 # Keep target-boehm-gc if requested for Objective-C.
2093 # Otherwise remove target-boehm-gc depending on target-libjava.
2094 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2095 noconfigdirs="$noconfigdirs target-boehm-gc"
2100 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2101 # $build_configdirs and $target_configdirs.
2102 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2105 for dir in . $skipdirs $noconfigdirs ; do
2106 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2107 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2108 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2109 if test -r $srcdir/$dirname/configure ; then
2110 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2113 notsupp="$notsupp $dir"
2117 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2118 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2119 if test -r $srcdir/$dirname/configure ; then
2120 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2123 notsupp="$notsupp $dir"
2127 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2128 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2129 if test -r $srcdir/$dirname/configure ; then
2130 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2133 notsupp="$notsupp $dir"
2139 # Sometimes the tools are distributed with libiberty but with no other
2140 # libraries. In that case, we don't want to build target-libiberty.
2141 # Don't let libgcc imply libiberty either.
2142 if test -n "${target_configdirs}" ; then
2145 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2146 if test "$i" = "libgcc"; then
2147 libgcc=target-libgcc
2148 elif test "$i" != "libiberty" ; then
2149 if test -r $srcdir/$i/configure ; then
2155 if test -z "${others}" ; then
2156 target_configdirs=$libgcc
2160 # Quietly strip out all directories which aren't configurable in this tree.
2161 # This relies on all configurable subdirectories being autoconfiscated, which
2163 build_configdirs_all="$build_configdirs"
2165 for i in ${build_configdirs_all} ; do
2166 j=`echo $i | sed -e s/build-//g`
2167 if test -f ${srcdir}/$j/configure ; then
2168 build_configdirs="${build_configdirs} $i"
2172 configdirs_all="$configdirs"
2174 for i in ${configdirs_all} ; do
2175 if test -f ${srcdir}/$i/configure ; then
2176 configdirs="${configdirs} $i"
2180 target_configdirs_all="$target_configdirs"
2182 for i in ${target_configdirs_all} ; do
2183 j=`echo $i | sed -e s/target-//g`
2184 if test -f ${srcdir}/$j/configure ; then
2185 target_configdirs="${target_configdirs} $i"
2189 # Produce a warning message for the subdirs we can't configure.
2190 # This isn't especially interesting in the Cygnus tree, but in the individual
2191 # FSF releases, it's important to let people know when their machine isn't
2192 # supported by the one or two programs in a package.
2194 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2195 # If $appdirs is non-empty, at least one of those directories must still
2196 # be configured, or we error out. (E.g., if the gas release supports a
2197 # specified target in some subdirs but not the gas subdir, we shouldn't
2198 # pretend that all is well.)
2199 if test -n "$appdirs" ; then
2200 for dir in $appdirs ; do
2201 if test -r $dir/Makefile.in ; then
2202 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2206 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2212 if test -n "$appdirs" ; then
2213 echo "*** This configuration is not supported by this package." 1>&2
2217 # Okay, some application will build, or we don't care to check. Still
2218 # notify of subdirs not getting built.
2219 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2220 echo " ${notsupp}" 1>&2
2221 echo " (Any other directories should still work fine.)" 1>&2
2229 # To find our prefix, in gcc_cv_tool_prefix.
2234 AC_ARG_WITH([build-sysroot],
2235 [ --with-build-sysroot=SYSROOT
2236 use sysroot as the system root during the build],
2237 [if test x"$withval" != x ; then
2238 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2240 [SYSROOT_CFLAGS_FOR_TARGET=])
2241 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2243 AC_ARG_WITH([debug-prefix-map],
2244 [ --with-debug-prefix-map='A=B C=D ...'
2245 map A to B, C to D ... in debug information],
2246 [if test x"$withval" != x; then
2247 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2248 for debug_map in $withval; do
2249 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2252 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2253 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2255 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2256 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2257 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2258 # We want to ensure that TARGET libraries (which we know are built with
2259 # gcc) are built with "-O2 -g", so include those options when setting
2260 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2261 if test "x$CFLAGS_FOR_TARGET" = x; then
2262 CFLAGS_FOR_TARGET=$CFLAGS
2265 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2268 *" -g "* | *" -g3 "*) ;;
2269 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2272 AC_SUBST(CFLAGS_FOR_TARGET)
2274 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2275 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2276 case " $CXXFLAGS " in
2278 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2280 case " $CXXFLAGS " in
2281 *" -g "* | *" -g3 "*) ;;
2282 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2285 AC_SUBST(CXXFLAGS_FOR_TARGET)
2287 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2288 # the named directory are copied to $(tooldir)/sys-include.
2289 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2290 if test x${is_cross_compiler} = xno ; then
2291 echo 1>&2 '***' --with-headers is only supported when cross compiling
2294 if test x"${with_headers}" != xyes ; then
2295 x=${gcc_cv_tool_prefix}
2296 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2300 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2301 # the name directories are copied to $(tooldir)/lib. Multiple directories
2303 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2304 if test x${is_cross_compiler} = xno ; then
2305 echo 1>&2 '***' --with-libs is only supported when cross compiling
2308 if test x"${with_libs}" != xyes ; then
2309 # Copy the libraries in reverse order, so that files in the first named
2310 # library override files in subsequent libraries.
2311 x=${gcc_cv_tool_prefix}
2312 for l in ${with_libs}; do
2313 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2318 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2320 # This is done by determining whether or not the appropriate directory
2321 # is available, and by checking whether or not specific configurations
2322 # have requested that this magic not happen.
2324 # The command line options always override the explicit settings in
2325 # configure.in, and the settings in configure.in override this magic.
2327 # If the default for a toolchain is to use GNU as and ld, and you don't
2328 # want to do that, then you should use the --without-gnu-as and
2329 # --without-gnu-ld options for the configure script. Similarly, if
2330 # the default is to use the included zlib and you don't want to do that,
2331 # you should use the --with-system-zlib option for the configure script.
2333 if test x${use_gnu_as} = x &&
2334 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2336 extra_host_args="$extra_host_args --with-gnu-as"
2339 if test x${use_gnu_ld} = x &&
2340 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2342 extra_host_args="$extra_host_args --with-gnu-ld"
2345 if test x${use_included_zlib} = x &&
2346 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2349 with_system_zlib=yes
2350 extra_host_args="$extra_host_args --with-system-zlib"
2353 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2354 # can detect this case.
2356 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2358 extra_host_args="$extra_host_args --with-newlib"
2361 # Handle ${copy_dirs}
2362 set fnord ${copy_dirs}
2364 while test $# != 0 ; do
2365 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2368 echo Copying $1 to $2
2370 # Use the install script to create the directory and all required
2371 # parent directories.
2372 if test -d $2 ; then
2376 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2379 # Copy the directory, assuming we have tar.
2380 # FIXME: Should we use B in the second tar? Not all systems support it.
2381 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2383 # It is the responsibility of the user to correctly adjust all
2384 # symlinks. If somebody can figure out how to handle them correctly
2385 # here, feel free to add the code.
2392 # Determine a target-dependent exec_prefix that the installed
2393 # gcc will search in. Keep this list sorted by triplet, with
2394 # the *-*-osname triplets last.
2398 md_exec_prefix=/gnu/lib/gcc-lib
2400 i[[34567]]86-pc-msdosdjgpp*)
2401 md_exec_prefix=/dev/env/DJDIR/bin
2403 i[[34567]]86-*-sco3.2v5*)
2404 if test $with_gnu_as = yes; then
2405 md_exec_prefix=/usr/gnu/bin
2407 md_exec_prefix=/usr/ccs/bin/elf
2412 powerpc-*-chorusos* | \
2413 powerpc*-*-eabi* | \
2414 powerpc*-*-sysv* | \
2415 powerpc*-*-kaos* | \
2417 md_exec_prefix=/usr/ccs/bin
2422 md_exec_prefix=/usr/ccs/bin
2437 md_exec_prefix=/usr/ccs/bin
2441 extra_arflags_for_target=
2442 extra_nmflags_for_target=
2443 extra_ranlibflags_for_target=
2444 target_makefile_frag=/dev/null
2447 target_makefile_frag="config/mt-mep"
2450 target_makefile_frag="config/mt-spu"
2453 target_makefile_frag="config/mt-sde"
2455 mipsisa*-*-elfoabi*)
2456 target_makefile_frag="config/mt-mips-elfoabi"
2458 mips*-*-*linux* | mips*-*-gnu*)
2459 target_makefile_frag="config/mt-mips-gnu"
2462 target_makefile_frag="config/mt-netware"
2464 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2465 target_makefile_frag="config/mt-gnu"
2467 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2468 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2469 # commands to handle both 32-bit and 64-bit objects. These flags are
2470 # harmless if we're using GNU nm or ar.
2471 extra_arflags_for_target=" -X32_64"
2472 extra_nmflags_for_target=" -B -X32_64"
2475 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2476 extra_ranlibflags_for_target=" -c"
2478 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2479 target_makefile_frag="config/mt-wince"
2483 alphaieee_frag=/dev/null
2486 # This just makes sure to use the -mieee option to build target libs.
2487 # This should probably be set individually by each library.
2488 alphaieee_frag="config/mt-alphaieee"
2492 # If --enable-target-optspace always use -Os instead of -O2 to build
2493 # the target libraries, similarly if it is not specified, use -Os
2494 # on selected platforms.
2495 ospace_frag=/dev/null
2496 case "${enable_target_optspace}:${target}" in
2498 ospace_frag="config/mt-ospace"
2501 ospace_frag="config/mt-d30v"
2503 :m32r-* | :d10v-* | :fr30-*)
2504 ospace_frag="config/mt-ospace"
2509 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2513 # Default to using --with-stabs for certain targets.
2514 if test x${with_stabs} = x ; then
2516 mips*-*-irix[[56]]*)
2518 mips*-*-* | alpha*-*-osf*)
2520 extra_host_args="${extra_host_args} --with-stabs"
2525 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2526 # them automatically.
2529 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2533 # Some systems (e.g., one of the i386-aix systems the gas testers are
2534 # using) don't handle "\$" correctly, so don't use it here.
2535 tooldir='${exec_prefix}'/${target_noncanonical}
2536 build_tooldir=${tooldir}
2538 # Create a .gdbinit file which runs the one in srcdir
2539 # and tells GDB to look there for source files.
2541 if test -r ${srcdir}/.gdbinit ; then
2544 *) cat > ./.gdbinit <<EOF
2548 source ${srcdir}/.gdbinit
2554 # Make sure that the compiler is able to generate an executable. If it
2555 # can't, we are probably in trouble. We don't care whether we can run the
2556 # executable--we might be using a cross compiler--we only care whether it
2557 # can be created. At this point the main configure script has set CC.
2559 echo "int main () { return 0; }" > conftest.c
2560 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2561 if test $? = 0 ; then
2562 if test -s conftest || test -s conftest.exe ; then
2568 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2569 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2576 # The Solaris /usr/ucb/cc compiler does not appear to work.
2578 sparc-sun-solaris2*)
2579 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2580 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2582 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2583 if test -d /opt/cygnus/bin ; then
2584 if test "$could_use" = "" ; then
2585 could_use="/opt/cygnus/bin"
2587 could_use="$could_use or /opt/cygnus/bin"
2590 if test "$could_use" = "" ; then
2591 echo "Warning: compilation may fail because you're using"
2592 echo "/usr/ucb/cc. You should change your PATH or CC "
2593 echo "variable and rerun configure."
2595 echo "Warning: compilation may fail because you're using"
2596 echo "/usr/ucb/cc, when you should use the C compiler from"
2597 echo "$could_use. You should change your"
2598 echo "PATH or CC variable and rerun configure."
2604 # Decide which environment variable is used to find dynamic libraries.
2606 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2607 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2608 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2609 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2612 # On systems where the dynamic library environment variable is PATH,
2613 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2614 # built executables to PATH.
2615 if test "$RPATH_ENVVAR" = PATH; then
2616 GCC_SHLIB_SUBDIR=/shlib
2621 # Record target_configdirs and the configure arguments for target and
2622 # build configuration in Makefile.
2623 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2624 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2626 # If we are building libgomp, bootstrap it.
2627 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2628 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2631 # Determine whether gdb needs tk/tcl or not.
2632 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2633 # and in that case we want gdb to be built without tk. Ugh!
2634 # In fact I believe gdb is the *only* package directly dependent on tk,
2635 # so we should be able to put the 'maybe's in unconditionally and
2636 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2637 # 100% sure that that's safe though.
2639 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2640 case "$enable_gdbtk" in
2644 GDB_TK="${gdb_tk}" ;;
2646 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2647 # distro. Eventually someone will fix this and move Insight, nee
2648 # gdbtk to a separate directory.
2649 if test -d ${srcdir}/gdb/gdbtk ; then
2656 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2657 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2659 # Strip out unwanted targets.
2661 # While at that, we remove Makefiles if we were started for recursive
2662 # configuration, so that the top-level Makefile reconfigures them,
2663 # like we used to do when configure itself was recursive.
2665 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2666 # but now we're fixing up the Makefile ourselves with the additional
2667 # commands passed to AC_CONFIG_FILES. Use separate variables
2668 # extrasub-{build,host,target} not because there is any reason to split
2669 # the substitutions up that way, but only to remain below the limit of
2670 # 99 commands in a script, for HP-UX sed.
2671 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2673 AC_ARG_ENABLE([bootstrap],
2674 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2675 enable_bootstrap=default)
2677 # Issue errors and warnings for invalid/strange bootstrap combinations.
2678 case "$configdirs" in
2679 *gcc*) have_compiler=yes ;;
2680 *) have_compiler=no ;;
2683 case "$have_compiler:$host:$target:$enable_bootstrap" in
2686 # Default behavior. Enable bootstrap if we have a compiler
2687 # and we are in a native configuration.
2688 yes:$build:$build:default)
2689 enable_bootstrap=yes ;;
2692 enable_bootstrap=no ;;
2694 # We have a compiler and we are in a native configuration, bootstrap is ok
2695 yes:$build:$build:yes)
2698 # Other configurations, but we have a compiler. Assume the user knows
2701 AC_MSG_WARN([trying to bootstrap a cross compiler])
2704 # No compiler: if they passed --enable-bootstrap explicitly, fail
2706 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2708 # Fail if wrong command line
2710 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2714 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2717 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2721 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2722 yes:yes:*\ gold\ *:*,c++,*) ;;
2723 yes:yes:*\ gold\ *:*)
2724 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2728 # Adjust the toplevel makefile according to whether bootstrap was selected.
2729 case $enable_bootstrap in
2731 bootstrap_suffix=bootstrap
2732 BUILD_CONFIG=bootstrap-debug
2735 bootstrap_suffix=no-bootstrap
2740 AC_MSG_CHECKING(for default BUILD_CONFIG)
2742 AC_ARG_WITH([build-config],
2743 [--with-build-config='NAME NAME2...'
2744 Use config/NAME.mk build configuration],
2745 [case $with_build_config in
2746 yes) with_build_config= ;;
2747 no) with_build_config= BUILD_CONFIG= ;;
2750 if test "x${with_build_config}" != x; then
2751 BUILD_CONFIG=$with_build_config
2753 case $BUILD_CONFIG in
2755 if echo "int f (void) { return 0; }" > conftest.c &&
2756 ${CC} -c conftest.c &&
2757 mv conftest.o conftest.o.g0 &&
2758 ${CC} -c -g conftest.c &&
2759 mv conftest.o conftest.o.g &&
2760 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2765 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2769 AC_MSG_RESULT($BUILD_CONFIG)
2770 AC_SUBST(BUILD_CONFIG)
2773 for module in ${build_configdirs} ; do
2774 if test -z "${no_recursion}" \
2775 && test -f ${build_subdir}/${module}/Makefile; then
2776 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2777 rm -f ${build_subdir}/${module}/Makefile
2779 extrasub_build="$extrasub_build
2780 /^@if build-$module\$/d
2781 /^@endif build-$module\$/d
2782 /^@if build-$module-$bootstrap_suffix\$/d
2783 /^@endif build-$module-$bootstrap_suffix\$/d"
2786 for module in ${configdirs} ; do
2787 if test -z "${no_recursion}"; then
2788 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2789 if test -f ${file}; then
2790 echo 1>&2 "*** removing ${file} to force reconfigure"
2795 extrasub_host="$extrasub_host
2797 /^@endif $module\$/d
2798 /^@if $module-$bootstrap_suffix\$/d
2799 /^@endif $module-$bootstrap_suffix\$/d"
2802 for module in ${target_configdirs} ; do
2803 if test -z "${no_recursion}" \
2804 && test -f ${target_subdir}/${module}/Makefile; then
2805 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2806 rm -f ${target_subdir}/${module}/Makefile
2809 # We only bootstrap target libraries listed in bootstrap_target_libs.
2810 case $bootstrap_target_libs in
2811 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2812 *) target_bootstrap_suffix=no-bootstrap ;;
2815 extrasub_target="$extrasub_target
2816 /^@if target-$module\$/d
2817 /^@endif target-$module\$/d
2818 /^@if target-$module-$target_bootstrap_suffix\$/d
2819 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2822 # Do the final fixup along with target modules.
2823 extrasub_target="$extrasub_target
2824 /^@if /,/^@endif /d"
2826 # Create the serialization dependencies. This uses a temporary file.
2828 AC_ARG_ENABLE([serial-configure],
2829 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2830 force sequential configuration of
2831 sub-packages for the host, target or build
2832 machine, or all sub-packages])
2834 case ${enable_serial_configure} in
2836 enable_serial_build_configure=yes
2837 enable_serial_host_configure=yes
2838 enable_serial_target_configure=yes
2842 # These force 'configure's to be done one at a time, to avoid problems
2843 # with contention over a shared config.cache.
2845 echo '# serdep.tmp' > serdep.tmp
2847 test "x${enable_serial_build_configure}" = xyes &&
2848 for item in ${build_configdirs} ; do
2851 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2856 test "x${enable_serial_host_configure}" = xyes &&
2857 for item in ${configdirs} ; do
2860 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2865 test "x${enable_serial_target_configure}" = xyes &&
2866 for item in ${target_configdirs} ; do
2869 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2873 serialization_dependencies=serdep.tmp
2874 AC_SUBST_FILE(serialization_dependencies)
2876 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2877 # target, nonopt, and variable assignments. These are the ones we
2878 # might not want to pass down to subconfigures. The exception being
2879 # --cache-file=/dev/null, which is used to turn off the use of cache
2880 # files altogether, and which should be passed on to subconfigures.
2881 # Also strip program-prefix, program-suffix, and program-transform-name,
2882 # so that we can pass down a consistent program-transform-name.
2886 eval "set -- $ac_configure_args"
2889 if test X"$skip_next" = X"yes"; then
2893 if test X"$keep_next" = X"yes"; then
2896 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2898 baseargs="$baseargs '$ac_arg'"
2903 # Handle separated arguments. Based on the logic generated by
2906 *=* | --config-cache | -C | -disable-* | --disable-* \
2907 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2908 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2909 | -with-* | --with-* | -without-* | --without-* | --x)
2921 --cache-file=/dev/null | \
2922 -cache-file=/dev/null )
2923 # Handled here to avoid the test to skip args below.
2924 baseargs="$baseargs '$ac_arg'"
2925 # Assert: $separate_arg should always be no.
2926 keep_next=$separate_arg
2942 -program-prefix* | \
2943 -program-suffix* | \
2944 -program-transform-name* )
2945 skip_next=$separate_arg
2949 # An option. Add it.
2952 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2954 baseargs="$baseargs '$ac_arg'"
2955 keep_next=$separate_arg
2958 # Either a variable assignment, or a nonopt (triplet). Don't
2959 # pass it down; let the Makefile handle this.
2964 # Remove the initial space we just introduced and, as these will be
2965 # expanded by make, quote '$'.
2966 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2968 # Add in --program-transform-name, after --program-prefix and
2969 # --program-suffix have been applied to it. Autoconf has already
2970 # doubled dollar signs and backslashes in program_transform_name; we want
2971 # the backslashes un-doubled, and then the entire thing wrapped in single
2972 # quotes, because this will be expanded first by make and then by the shell.
2973 # Also, because we want to override the logic in subdir configure scripts to
2974 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2975 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2976 ${program_transform_name}
2978 gcc_transform_name=`cat conftestsed.out`
2979 rm -f conftestsed.out
2980 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2981 if test "$silent" = yes; then
2982 baseargs="$baseargs --silent"
2984 baseargs="$baseargs --disable-option-checking"
2986 # Record and document user additions to sub configure arguments.
2987 AC_ARG_VAR([build_configargs],
2988 [additional configure arguments for build directories])
2989 AC_ARG_VAR([host_configargs],
2990 [additional configure arguments for host directories])
2991 AC_ARG_VAR([target_configargs],
2992 [additional configure arguments for target directories])
2994 # For the build-side libraries, we just need to pretend we're native,
2995 # and not use the same cache file. Multilibs are neither needed nor
2997 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2999 # For host modules, accept cache file option, or specification as blank.
3000 case "${cache_file}" in
3002 cache_file_option="" ;;
3003 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
3004 cache_file_option="--cache-file=${cache_file}" ;;
3006 cache_file_option="--cache-file=../${cache_file}" ;;
3009 # Host dirs don't like to share a cache file either, horribly enough.
3010 # This seems to be due to autoconf 2.5x stupidity.
3011 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
3013 target_configargs="$target_configargs ${baseargs}"
3015 # Passing a --with-cross-host argument lets the target libraries know
3016 # whether they are being built with a cross-compiler or being built
3017 # native. However, it would be better to use other mechanisms to make the
3018 # sorts of decisions they want to make on this basis. Please consider
3019 # this option to be deprecated. FIXME.
3020 if test x${is_cross_compiler} = xyes ; then
3021 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
3024 # Default to --enable-multilib.
3025 if test x${enable_multilib} = x ; then
3026 target_configargs="--enable-multilib ${target_configargs}"
3029 # Pass --with-newlib if appropriate. Note that target_configdirs has
3030 # changed from the earlier setting of with_newlib.
3031 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3032 target_configargs="--with-newlib ${target_configargs}"
3035 # Different target subdirs use different values of certain variables
3036 # (notably CXX). Worse, multilibs use *lots* of different values.
3037 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3038 # it doesn't automatically accept command-line overrides of them.
3039 # This means it's not safe for target subdirs to share a cache file,
3040 # which is disgusting, but there you have it. Hopefully this can be
3041 # fixed in future. It's still worthwhile to use a cache file for each
3042 # directory. I think.
3044 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3045 # We need to pass --target, as newer autoconf's requires consistency
3046 # for target_alias and gcc doesn't manage it consistently.
3047 target_configargs="--cache-file=./config.cache ${target_configargs}"
3050 case " $target_configdirs " in
3052 case " $target_configargs " in
3053 *" --with-newlib "*)
3056 FLAGS_FOR_TARGET=$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'
3060 # If we're not building GCC, don't discard standard headers.
3061 if test -d ${srcdir}/gcc; then
3062 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3064 if test "${build}" != "${host}"; then
3065 # On Canadian crosses, CC_FOR_TARGET will have already been set
3066 # by `configure', so we won't have an opportunity to add -Bgcc/
3067 # to it. This is right: we don't want to search that directory
3068 # for binaries, but we want the header files in there, so add
3070 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
3072 # Someone might think of using the pre-installed headers on
3073 # Canadian crosses, in case the installed compiler is not fully
3074 # compatible with the compiler being built. In this case, it
3075 # would be better to flag an error than risking having
3076 # incompatible object files being constructed. We can't
3077 # guarantee that an error will be flagged, but let's hope the
3078 # compiler will do it, when presented with incompatible header
3083 case "${target}-${is_cross_compiler}" in
3084 i[[3456789]]86-*-linux*-no)
3085 # Here host == target, so we don't need to build gcc,
3086 # so we don't want to discard standard headers.
3087 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3090 # If we're building newlib, use its generic headers last, but search
3091 # for any libc-related directories first (so make it the last -B
3093 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3095 # If we're building libgloss, find the startup file, simulator library
3096 # and linker script.
3097 case " $target_configdirs " in
3099 # Look for startup file, simulator library and maybe linker script.
3100 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3101 # Look for libnosys.a in case the target needs it.
3102 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3103 # Most targets have the linker script in the source directory.
3104 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3115 x86_64-*mingw* | *-w64-mingw*)
3116 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3117 # however, use a symlink named 'mingw' in ${prefix} .
3118 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3121 # MinGW can't be handled as Cygwin above since it does not use newlib.
3122 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3126 # Allow the user to override the flags for
3127 # our build compiler if desired.
3128 if test x"${build}" = x"${host}" ; then
3129 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3130 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3131 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3134 # On Canadian crosses, we'll be searching the right directories for
3135 # the previously-installed cross compiler, so don't bother to add
3136 # flags for directories within the install tree of the compiler
3137 # being built; programs in there won't even run.
3138 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3139 # Search for pre-installed headers if nothing else fits.
3140 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3143 if test "x${use_gnu_ld}" = x &&
3144 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3145 # Arrange for us to find uninstalled linker scripts.
3146 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3149 # Search for other target-specific linker scripts and such.
3152 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3156 # Makefile fragments.
3157 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3159 eval fragval=\$$frag
3160 if test $fragval != /dev/null; then
3161 eval $frag=${srcdir}/$fragval
3164 AC_SUBST_FILE(host_makefile_frag)
3165 AC_SUBST_FILE(target_makefile_frag)
3166 AC_SUBST_FILE(alphaieee_frag)
3167 AC_SUBST_FILE(ospace_frag)
3169 # Miscellanea: directories, flags, etc.
3170 AC_SUBST(RPATH_ENVVAR)
3171 AC_SUBST(GCC_SHLIB_SUBDIR)
3173 AC_SUBST(build_tooldir)
3174 AC_SUBST(CONFIGURE_GDB_TK)
3176 AC_SUBST(INSTALL_GDB_TK)
3178 # Build module lists & subconfigure args.
3179 AC_SUBST(build_configargs)
3180 AC_SUBST(build_configdirs)
3182 # Host module lists & subconfigure args.
3183 AC_SUBST(host_configargs)
3184 AC_SUBST(configdirs)
3185 AC_SUBST(target_configdirs)
3187 # Target module lists & subconfigure args.
3188 AC_SUBST(target_configargs)
3192 AC_SUBST(AR_FOR_BUILD)
3193 AC_SUBST(AS_FOR_BUILD)
3194 AC_SUBST(CC_FOR_BUILD)
3195 AC_SUBST(CFLAGS_FOR_BUILD)
3196 AC_SUBST(CXXFLAGS_FOR_BUILD)
3197 AC_SUBST(CXX_FOR_BUILD)
3198 AC_SUBST(DLLTOOL_FOR_BUILD)
3199 AC_SUBST(GCJ_FOR_BUILD)
3200 AC_SUBST(GFORTRAN_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/$(HOST_SUBDIR)/dejagnu/runtest'
3276 NCN_STRICT_CHECK_TOOLS(AR, ar)
3277 NCN_STRICT_CHECK_TOOLS(AS, as)
3278 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3279 NCN_STRICT_CHECK_TOOLS(LD, ld)
3280 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3281 NCN_STRICT_CHECK_TOOLS(NM, nm)
3282 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3283 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3284 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3285 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3286 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3287 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3294 AC_ARG_WITH([build-time-tools],
3295 [ --with-build-time-tools=PATH
3296 use given path to find target tools during the build],
3297 [case x"$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, ${CC_FOR_TARGET})
3309 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3310 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3312 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3313 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3314 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3315 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3316 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3317 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3318 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3319 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3320 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3321 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3322 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3324 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3326 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3327 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3328 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3329 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3330 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3332 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3333 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3335 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3336 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3337 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3338 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3339 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3340 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3341 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3342 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3343 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3344 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3345 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3346 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3347 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3348 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3350 AC_SUBST(FLAGS_FOR_TARGET)
3351 AC_SUBST(RAW_CXX_FOR_TARGET)
3353 # Certain tools may need extra flags.
3354 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3355 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3356 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3358 # When building target libraries, except in a Canadian cross, we use
3359 # the same toolchain as the compiler we just built.
3360 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3361 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3362 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3363 if test $host = $build; then
3364 case " $configdirs " in
3366 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3367 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3368 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3373 AC_SUBST(COMPILER_AS_FOR_TARGET)
3374 AC_SUBST(COMPILER_LD_FOR_TARGET)
3375 AC_SUBST(COMPILER_NM_FOR_TARGET)
3377 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3378 AC_ARG_ENABLE(maintainer-mode,
3379 [ --enable-maintainer-mode enable make rules and dependencies not useful
3380 (and sometimes confusing) to the casual installer],
3381 USE_MAINTAINER_MODE=$enableval,
3382 USE_MAINTAINER_MODE=no)
3383 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3384 AC_SUBST(MAINTAINER_MODE_TRUE)
3385 AC_SUBST(MAINTAINER_MODE_FALSE)
3386 if test "$USE_MAINTAINER_MODE" = yes; then
3387 MAINTAINER_MODE_TRUE=
3388 MAINTAINER_MODE_FALSE='#'
3390 MAINTAINER_MODE_TRUE='#'
3391 MAINTAINER_MODE_FALSE=
3393 MAINT=$MAINTAINER_MODE_TRUE
3396 # ---------------------
3397 # GCC bootstrap support
3398 # ---------------------
3400 # Stage specific cflags for build.
3405 yes) stage1_cflags="-g -Wa,-J" ;;
3406 *) stage1_cflags="-g -J" ;;
3410 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3411 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3412 saved_CFLAGS="$CFLAGS"
3414 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3415 CFLAGS="$CFLAGS -fkeep-inline-functions"
3416 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3418 #if (__GNUC__ < 3) \
3419 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3420 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3421 #error http://gcc.gnu.org/PR29382
3424 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3425 [AC_MSG_RESULT([no])])
3427 CFLAGS="$saved_CFLAGS"
3430 AC_SUBST(stage1_cflags)
3432 # Enable --enable-checking in stage1 of the compiler.
3433 AC_ARG_ENABLE(stage1-checking,
3434 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3436 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3437 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3438 stage1_checking=--enable-checking=yes,types
3440 stage1_checking=--enable-checking=$enable_checking,types
3442 AC_SUBST(stage1_checking)
3444 # Enable -Werror in bootstrap stage2 and later.
3445 AC_ARG_ENABLE(werror,
3446 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3447 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3452 case ${enable_werror} in
3453 yes) stage2_werror_flag="--enable-werror-always" ;;
3454 *) stage2_werror_flag="" ;;
3456 AC_SUBST(stage2_werror_flag)
3458 # Specify what files to not compare during bootstrap.
3460 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3462 hppa*64*-*-hpux*) ;;
3463 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3465 case " $configdirs " in
3466 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3468 AC_SUBST(compare_exclusions)
3470 AC_CONFIG_FILES([Makefile],
3471 [sed "$extrasub_build" Makefile |
3472 sed "$extrasub_host" |
3473 sed "$extrasub_target" > mf$$
3474 mv -f mf$$ Makefile],
3475 [extrasub_build="$extrasub_build"
3476 extrasub_host="$extrasub_host"
3477 extrasub_target="$extrasub_target"])