1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
3 # Free Software Foundation, Inc.
5 # This file is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; see the file COPYING3. If not see
17 # <http://www.gnu.org/licenses/>.
19 ##############################################################################
20 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
22 m4_include(config/acx.m4)
23 m4_include(config/override.m4)
24 m4_include(config/proginstall.m4)
25 m4_include(config/elf.m4)
26 m4_include([libtool.m4])
27 m4_include([ltoptions.m4])
28 m4_include([ltsugar.m4])
29 m4_include([ltversion.m4])
30 m4_include([lt~obsolete.m4])
32 AC_INIT(move-if-change)
34 AC_DISABLE_OPTION_CHECKING
37 # if PWD already has a value, it is probably wrong.
38 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
40 # Export original configure arguments for use by sub-configures.
41 # Quote arguments with shell meta charatcers.
42 TOPLEVEL_CONFIGURE_ARGUMENTS=
43 set -- "$progname" "$@"
47 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
48 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
49 # if the argument is of the form -foo=baz, quote the baz part only
50 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
53 # Add the quoted argument to the list.
54 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
56 if test "$silent" = yes; then
57 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
59 # Remove the initial space we just introduced and, as these will be
60 # expanded by make, quote '$'.
61 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
62 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
64 # Find the build, host, and target systems.
65 ACX_NONCANONICAL_BUILD
67 ACX_NONCANONICAL_TARGET
69 dnl Autoconf 2.5x and later will set a default program prefix if
70 dnl --target was used, even if it was the same as --host. Disable
71 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
73 test "$host_noncanonical" = "$target_noncanonical" &&
74 test "$program_prefix$program_suffix$program_transform_name" = \
76 program_transform_name=s,y,y,
81 m4_pattern_allow([^AS_FOR_TARGET$])dnl
82 m4_pattern_allow([^AS_FOR_BUILD$])dnl
84 # Get 'install' or 'install-sh' and its variants.
91 ### we might need to use some other shell than /bin/sh for running subshells
92 ### If we are on Windows, search for the shell. This will permit people
93 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
94 ### without also having to set CONFIG_SHELL. This code will work when
95 ### using bash, which sets OSTYPE.
98 if test x${CONFIG_SHELL} = x ; then
99 if test ! -f /bin/sh ; then
100 if test x${SHELL} != x && test -f ${SHELL} ; then
101 CONFIG_SHELL=${SHELL}
104 for prog in sh sh.exe bash bash.exe; do
105 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
107 test -z "$dir" && dir=.
108 if test -f $dir/$prog; then
109 CONFIG_SHELL=$dir/$prog
115 test -n "${CONFIG_SHELL}" && break
123 config_shell=${CONFIG_SHELL-/bin/sh}
125 moveifchange=${srcdir}/move-if-change
127 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
129 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
131 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
132 INSTALL="${srcpwd}/install-sh -c"
135 # Set srcdir to "." if that's what it is.
136 # This is important for multilib support.
138 if test "${pwd}" = "${srcpwd}" ; then
146 ### To add a new directory to the tree, first choose whether it is a target
147 ### or a host dependent tool. Then put it into the appropriate list
148 ### (library or tools, host or target), doing a dependency sort.
150 # Subdirs will be configured in the order listed in build_configdirs,
151 # configdirs, or target_configdirs; see the serialization section below.
153 # Dependency sorting is only needed when *configuration* must be done in
154 # a particular order. In all cases a dependency should be specified in
155 # the Makefile, whether or not it's implicitly specified here.
157 # Double entries in build_configdirs, configdirs, or target_configdirs may
158 # cause circular dependencies and break everything horribly.
160 # these library is used by various programs built for the build
163 build_libs="build-libiberty"
165 # these tools are built for the build environment
166 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
168 # these libraries are used by various programs built for the host environment
170 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
172 # these tools are built for the host environment
173 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
174 # know that we are building the simulator.
175 # binutils, gas and ld appear in that order because it makes sense to run
176 # "make check" in that particular order.
177 # If --enable-gold is used, "gold" will replace "ld".
178 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
180 # libgcj represents the runtime libraries only used by gcj.
181 libgcj="target-libffi \
186 # these libraries are built for the target environment, and are built after
187 # the host libraries and the host tools (which may be a cross compiler)
189 target_libraries="target-libgcc \
194 target-libstdc++-v3 \
203 # these tools are built using the target libraries, and are intended to
204 # run only in the target environment
206 # note: any program that *uses* libraries that are in the "target_libraries"
207 # list belongs in this list. those programs are also very likely
208 # candidates for the "native_only" list which follows
210 target_tools="target-examples target-groff target-gperf target-rda"
212 ################################################################################
214 ## All tools belong in one of the four categories, and are assigned above
215 ## We assign ${configdirs} this way to remove all embedded newlines. This
216 ## is important because configure will choke if they ever get through.
217 ## ${configdirs} is directories we build using the host tools.
218 ## ${target_configdirs} is directories we build using the target tools.
219 configdirs=`echo ${host_libs} ${host_tools}`
220 target_configdirs=`echo ${target_libraries} ${target_tools}`
221 build_configdirs=`echo ${build_libs} ${build_tools}`
223 m4_divert_text([PARSE_ARGS],
224 [ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
227 ################################################################################
229 srcname="gnu development package"
231 # This gets set non-empty for some net releases of packages.
234 # Define is_cross_compiler to save on calls to 'test'.
236 if test x"${host}" = x"${target}" ; then
239 is_cross_compiler=yes
242 # Find the build and target subdir names.
244 # Be sure to cover against remnants of an in-tree build.
245 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
246 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
247 Use a pristine source tree when building in a separate tree])
250 # Skipdirs are removed silently.
252 # Noconfigdirs are removed loudly.
256 # Make sure we don't let GNU ld be added if we didn't want it.
257 if test x$with_gnu_ld = xno ; then
259 noconfigdirs="$noconfigdirs ld gold"
263 # Make sure we don't let GNU as be added if we didn't want it.
264 if test x$with_gnu_as = xno ; then
266 noconfigdirs="$noconfigdirs gas"
270 # Make sure we don't let ZLIB be added if we didn't want it.
271 if test x$with_system_zlib = xyes ; then
273 noconfigdirs="$noconfigdirs zlib"
276 # some tools are so dependent upon X11 that if we're not building with X,
277 # it's not even worth trying to configure, much less build, that tool.
280 yes | "") ;; # the default value for this tree is that X11 is available
282 skipdirs="${skipdirs} tk itcl libgui"
283 # We won't be able to build gdbtk without X.
286 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
289 # Some tools are only suitable for building in a "native" situation.
290 # Remove these if host!=target.
291 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
293 # Similarly, some are only suitable for cross toolchains.
294 # Remove these if host=target.
295 cross_only="target-libgloss target-newlib target-opcodes"
297 case $is_cross_compiler in
298 no) skipdirs="${skipdirs} ${cross_only}" ;;
299 yes) skipdirs="${skipdirs} ${native_only}" ;;
302 # If both --with-headers and --with-libs are specified, default to
304 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
305 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
306 if test x"${with_newlib}" = x ; then
311 # Recognize --with-newlib/--without-newlib.
312 case ${with_newlib} in
313 no) skipdirs="${skipdirs} target-newlib" ;;
314 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
317 # Handle --enable-gold.
320 [ --enable-gold use gold instead of ld],
321 ENABLE_GOLD=$enableval,
323 if test "${ENABLE_GOLD}" = "yes"; then
324 # Check for ELF target.
327 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
328 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
329 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
331 *-*-linux*aout* | *-*-linux*oldld*)
339 if test "$is_elf" = "yes"; then
340 # Check for target supported by gold.
342 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
343 configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
349 # Configure extra directories which are host specific
353 configdirs="$configdirs libtermcap" ;;
356 # A target can indicate whether a language isn't supported for some reason.
357 # Only spaces may be used in this macro; not newlines or tabs.
358 unsupported_languages=
360 # Remove more programs from consideration, based on the host or
361 # target this usually means that a port of the program doesn't
366 noconfigdirs="$noconfigdirs byacc"
368 i[[3456789]]86-*-vsta)
369 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
371 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
372 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
375 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
377 i[[3456789]]86-*-mingw32*)
378 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
379 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
381 i[[3456789]]86-*-beos*)
382 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
385 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
388 noconfigdirs="$noconfigdirs rcs"
391 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
394 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
399 AC_ARG_ENABLE(libada,
400 [ --enable-libada build libada directory],
401 ENABLE_LIBADA=$enableval,
403 if test "${ENABLE_LIBADA}" != "yes" ; then
404 noconfigdirs="$noconfigdirs gnattools"
407 AC_ARG_ENABLE(libssp,
408 [ --enable-libssp build libssp directory],
409 ENABLE_LIBSSP=$enableval,
412 # Save it here so that, even in case of --enable-libgcj, if the Java
413 # front-end isn't enabled, we still get libgcj disabled.
415 case $enable_libgcj in
417 # If we reset it here, it won't get added to noconfigdirs in the
418 # target-specific build rules, so it will be forcibly enabled
419 # (unless the Java language itself isn't enabled).
423 # Make sure we get it printed in the list of not supported target libs.
424 noconfigdirs="$noconfigdirs ${libgcj}"
429 # Disable libmudflap on some systems.
430 if test x$enable_libmudflap = x ; then
432 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
433 # Enable libmudflap by default in GNU and friends.
436 # Enable libmudflap by default in FreeBSD.
439 # Disable it by default everywhere else.
440 noconfigdirs="$noconfigdirs target-libmudflap"
445 # Disable libgomp on non POSIX hosted systems.
446 if test x$enable_libgomp = x ; then
447 # Enable libgomp by default on hosted POSIX systems.
449 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
451 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
453 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
455 *-*-darwin* | *-*-aix*)
458 noconfigdirs="$noconfigdirs target-libgomp"
463 # Default libgloss CPU subdirectory.
464 libgloss_dir="$target_cpu"
468 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
471 noconfigdirs="$noconfigdirs ld gas gdb gprof"
472 noconfigdirs="$noconfigdirs sim target-rda"
474 i[[3456789]]86-*-darwin*)
475 noconfigdirs="$noconfigdirs ld gprof"
476 noconfigdirs="$noconfigdirs sim target-rda"
478 x86_64-*-darwin[[912]]*)
479 noconfigdirs="$noconfigdirs ld gas gprof"
480 noconfigdirs="$noconfigdirs sim target-rda"
483 noconfigdirs="$noconfigdirs ld gas gdb gprof"
484 noconfigdirs="$noconfigdirs sim target-rda"
485 noconfigdirs="$noconfigdirs ${libgcj}"
487 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
488 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
491 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
492 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
493 && test -f /usr/local/include/gmp.h; then
497 # Skip some stuff that's unsupported on some FreeBSD configurations.
503 noconfigdirs="$noconfigdirs ${libgcj}"
508 # Remove unsupported stuff on all kaOS configurations.
509 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
510 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
511 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
512 noconfigdirs="$noconfigdirs target-libgloss"
515 # Skip some stuff on all NetBSD configurations.
516 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
518 # Skip some stuff that's unsupported on some NetBSD configurations.
520 i*86-*-netbsdelf*) ;;
521 arm*-*-netbsdelf*) ;;
523 noconfigdirs="$noconfigdirs ${libgcj}"
528 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
531 skipdirs="${skipdirs} target-libiberty"
532 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
534 # The tpf target doesn't support gdb yet.
536 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
539 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
542 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
545 # ld works, but does not support shared libraries.
546 # newlib is not 64 bit ready. I'm not sure about fileutils.
547 # gas doesn't generate exception information.
548 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
551 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
554 # newlib is not 64 bit ready
555 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
558 # newlib is not 64 bit ready
559 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
562 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
565 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
567 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
568 noconfigdirs="$noconfigdirs ${libgcj}"
569 noconfigdirs="$noconfigdirs target-examples"
570 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
571 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
572 noconfigdirs="$noconfigdirs expect dejagnu"
573 # the C++ libraries don't build on top of CE's C libraries
574 noconfigdirs="$noconfigdirs target-libstdc++-v3"
575 noconfigdirs="$noconfigdirs target-newlib"
577 *-*-cygwin*) ;; # keep gdb and readline
578 *) noconfigdirs="$noconfigdirs gdb readline"
584 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
588 arm-*-coff | strongarm-*-coff | xscale-*-coff)
589 noconfigdirs="$noconfigdirs ${libgcj}"
592 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
593 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
596 arm*-*-linux-gnueabi)
597 noconfigdirs="$noconfigdirs target-qthreads"
598 case ${with_newlib} in
599 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
604 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
608 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
611 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
614 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
617 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
620 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
623 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
626 unsupported_languages="$unsupported_languages java"
627 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
628 if test x${is_cross_compiler} != xno ; then
629 target_configdirs="${target_configdirs} target-bsp target-cygmon"
633 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
635 c54x*-*-* | tic54x-*-*)
636 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
639 noconfigdirs="$noconfigdirs ${libgcj} gdb"
641 cris-*-* | crisv32-*-*)
642 unsupported_languages="$unsupported_languages java"
645 unsupported_languages="$unsupported_languages fortran"
646 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
648 noconfigdirs="$noconfigdirs target-boehm-gc";;
650 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
652 unsupported_languages="$unsupported_languages fortran"
653 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
658 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
661 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
664 noconfigdirs="$noconfigdirs ${libgcj} gdb"
666 ep9312-*-elf | ep9312-*-coff)
670 noconfigdirs="$noconfigdirs ${libgcj} gdb"
673 noconfigdirs="$noconfigdirs ${libgcj}"
676 noconfigdirs="$noconfigdirs ${libgcj}"
677 noconfigdirs="$noconfigdirs gprof"
680 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
683 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
685 hppa1.1-*-osf* | hppa1.1-*-bsd* )
687 hppa*64*-*-linux* | parisc*64*-*-linux*)
688 # In this case, it's because the hppa64-linux target is for
689 # the kernel only at this point and has no libc, and thus no
690 # headers, crt*.o, etc., all of which are needed by these.
691 noconfigdirs="$noconfigdirs target-zlib"
693 parisc*-*-linux* | hppa*-*-linux*)
699 noconfigdirs="$noconfigdirs ${libgcj}"
702 noconfigdirs="$noconfigdirs ld shellutils"
708 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
709 # build on HP-UX 10.20.
710 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
713 noconfigdirs="$noconfigdirs ${libgcj} gdb"
716 # No gdb support yet.
717 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
720 # No gdb or ld support yet.
721 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
724 # No gdb or ld support yet.
725 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
729 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
730 noconfigdirs="$noconfigdirs ${libgcj}"
733 i[[3456789]]86-*-linux*)
734 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
735 # not build java stuff by default.
738 noconfigdirs="$noconfigdirs ${libgcj}";;
741 # This section makes it possible to build newlib natively on linux.
742 # If we are using a cross compiler then don't configure newlib.
743 if test x${is_cross_compiler} != xno ; then
744 noconfigdirs="$noconfigdirs target-newlib"
746 noconfigdirs="$noconfigdirs target-libgloss"
747 # If we are not using a cross compiler, do configure newlib.
748 # Note however, that newlib will only be configured in this situation
749 # if the --with-newlib option has been given, because otherwise
750 # 'target-newlib' will appear in skipdirs.
752 i[[3456789]]86-w64-mingw*)
753 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
755 i[[3456789]]86-*-mingw*)
756 target_configdirs="$target_configdirs target-winsup"
757 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
760 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
763 target_configdirs="$target_configdirs target-libtermcap target-winsup"
764 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
765 # always build newlib if winsup directory is present.
766 if test -d "$srcdir/winsup/cygwin"; then
767 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
768 elif test -d "$srcdir/newlib"; then
769 echo "Warning: winsup/cygwin is missing so newlib can't be built."
772 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
773 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
776 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
778 i[[3456789]]86-*-sco3.2v5*)
779 # The linker does not yet know about weak symbols in COFF,
780 # and is not configured to handle mixed ELF and COFF.
781 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
783 i[[3456789]]86-*-sco*)
784 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
786 i[[3456789]]86-*-solaris2*)
787 noconfigdirs="$noconfigdirs target-libgloss"
789 i[[3456789]]86-*-sysv4*)
790 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
792 i[[3456789]]86-*-beos*)
793 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
795 i[[3456789]]86-*-rdos*)
796 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
799 noconfigdirs="$noconfigdirs ${libgcj}"
801 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
802 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
806 noconfigdirs="$noconfigdirs ${libgcj}"
809 noconfigdirs="$noconfigdirs ${libgcj}"
815 # The EPOC C++ environment does not support exceptions or rtti,
816 # and so building libstdc++-v3 tends not to always work.
817 noconfigdirs="$noconfigdirs target-libstdc++-v3"
820 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
821 unsupported_languages="$unsupported_languages fortran java"
824 noconfigdirs="$noconfigdirs ${libgcj}"
827 noconfigdirs="$noconfigdirs ${libgcj}"
830 noconfigdirs="$noconfigdirs sim"
833 # copied from rs6000-*-* entry
834 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
836 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
837 target_configdirs="$target_configdirs target-winsup"
838 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
839 # always build newlib.
840 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
842 # This is temporary until we can link against shared libraries
843 powerpcle-*-solaris*)
844 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
848 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
851 noconfigdirs="$noconfigdirs ${libgcj}"
854 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
858 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
861 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
864 noconfigdirs="$noconfigdirs gprof ${libgcj}"
867 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
870 noconfigdirs="$noconfigdirs gprof ${libgcj}"
873 skipdirs="$skipdirs target-libiberty"
874 noconfigdirs="$noconfigdirs ${libgcj}"
875 if test x$with_newlib = xyes; then
876 noconfigdirs="$noconfigdirs gprof"
881 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
884 # Linking libjava exceeds command-line length limits on at least
885 # IRIX 6.2, but not on IRIX 6.5.
886 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
887 # <oldham@codesourcery.com>
888 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
891 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
894 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
897 noconfigdirs="$noconfigdirs gprof ${libgcj}"
901 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
905 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
906 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
907 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
908 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
912 noconfigdirs="$noconfigdirs ${libgcj}" ;;
914 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
917 sparclet-*-aout* | sparc86x-*-*)
921 noconfigdirs="$noconfigdirs ${libgcj}"
924 noconfigdirs="$noconfigdirs ${libgcj}"
928 noconfigdirs="$noconfigdirs ${libgcj}"
932 noconfigdirs="$noconfigdirs ${libgcj}"
933 if test x${is_cross_compiler} != xno ; then
934 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
939 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
940 noconfigdirs="$noconfigdirs ${libgcj}"
942 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
945 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
948 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
951 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
954 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
957 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
960 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
963 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
966 noconfigdirs="$noconfigdirs ${libgcj}"
969 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
971 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
972 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
975 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
978 noconfigdirs="$noconfigdirs ${libgcj}"
982 # If we aren't building newlib, then don't build libgloss, since libgloss
983 # depends upon some newlib header files.
984 case "${noconfigdirs}" in
985 *target-libgloss*) ;;
986 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
989 # Work in distributions that contain no compiler tools, like Autoconf.
991 host_makefile_frag=/dev/null
992 if test -d ${srcdir}/config ; then
995 # Avoid "too much defining" errors from HPUX compiler.
996 tentative_cc="cc -Wp,-H256000"
997 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
998 # If it's HP/UX ar, this should be harmless.
1002 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1005 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1006 # chokes on bfd, the compiler won't let you assign integers to enums, and
1007 # other problems. Defining CC to gcc is a questionable way to say "don't use
1008 # the apollo compiler" (the preferred version of GCC could be called cc,
1009 # or whatever), but I'm not sure leaving CC as cc is any better...
1010 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1011 # Used to have BISON=yacc.
1015 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1018 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1019 tentative_cc="cc -Xa"
1020 host_makefile_frag="config/mh-cxux"
1022 m88k-motorola-sysv*)
1025 tentative_cc="cc -Wf,-XNg1000"
1026 host_makefile_frag="config/mh-decstation"
1029 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1030 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1031 host_makefile_frag="config/mh-necv4"
1034 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1035 # environment. Also bump switch table size so that cp-parse will
1036 # compile. Bump string length limit so linker builds.
1037 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1040 host_makefile_frag="config/mh-sysv4"
1043 # This is for a MIPS running RISC/os 4.52C.
1045 # This is needed for GDB, but needs to be in the top-level make because
1046 # if a library is compiled with the bsd headers and gets linked with the
1047 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1048 # a different size).
1049 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1050 # known except to select the sysv environment. Could we use /proc instead?
1051 # These "sysv environments" and "bsd environments" often end up being a pain.
1053 # This is not part of CFLAGS because perhaps not all C compilers have this
1055 tentative_cc="cc -systype sysv"
1060 i[[3456789]]86-*-sysv5*)
1061 host_makefile_frag="config/mh-sysv5"
1063 i[[3456789]]86-*-dgux*)
1064 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1065 host_makefile_frag="config/mh-dgux386"
1067 i[[3456789]]86-ncr-sysv4.3*)
1068 # The MetaWare compiler will generate a copyright message unless you
1069 # turn it off by adding the -Hnocopyr flag.
1070 tentative_cc="cc -Hnocopyr"
1072 i[[3456789]]86-ncr-sysv4*)
1073 # for an NCR 3000 (i486/SVR4) system.
1074 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1075 # This compiler not only emits obnoxious copyright messages every time
1076 # you run it, but it chokes and dies on a whole bunch of GNU source
1077 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1078 tentative_cc="/usr/ccs/ATT/cc"
1079 host_makefile_frag="config/mh-ncr3000"
1081 i[[3456789]]86-*-sco3.2v5*)
1083 i[[3456789]]86-*-sco*)
1084 # The native C compiler botches some simple uses of const. Unfortunately,
1085 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1086 tentative_cc="cc -Dconst="
1087 host_makefile_frag="config/mh-sco"
1089 i[[3456789]]86-*-udk*)
1090 host_makefile_frag="config/mh-sysv5"
1092 i[[3456789]]86-*-solaris2*)
1093 host_makefile_frag="config/mh-sysv4"
1095 i[[3456789]]86-*-msdosdjgpp*)
1096 host_makefile_frag="config/mh-djgpp"
1099 ACX_CHECK_CYGWIN_CAT_WORKS
1100 host_makefile_frag="config/mh-cygwin"
1103 host_makefile_frag="config/mh-mingw"
1106 host_makefile_frag="config/mh-interix"
1109 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1113 host_makefile_frag="config/mh-solaris"
1116 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1117 # without overflowing the jump tables (-J says to use a 32 bit table)
1118 tentative_cc="cc -J"
1121 tentative_cc="cc -Wp,-H256000"
1122 host_makefile_frag="config/mh-pa-hpux10"
1124 hppa*-hp-hpux* | hppa*-*-hiux*)
1125 tentative_cc="cc -Wp,-H256000"
1126 host_makefile_frag="config/mh-pa"
1129 host_makefile_frag="config/mh-pa"
1131 *-hp-hpux* | *-*-hiux*)
1132 tentative_cc="cc -Wp,-H256000"
1135 # /bin/cc is less than useful for our purposes. Always use GCC
1136 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1137 host_makefile_frag="config/mh-lynxrs6k"
1140 host_makefile_frag="config/mh-ppc-darwin"
1143 host_makefile_frag="config/mh-ppc-aix"
1146 host_makefile_frag="config/mh-ppc-aix"
1149 # /bin/cc is less than useful for our purposes. Always use GCC
1150 tentative_cc="/bin/gcc"
1153 host_makefile_frag="config/mh-sysv4"
1155 # This is placed last to prevent interfering with the cases above.
1157 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1158 host_makefile_frag="config/mh-x86omitfp"
1163 # If we aren't going to be using gcc, see if we can extract a definition
1164 # of CC from the fragment.
1165 # Actually, use the 'pre-extracted' version above.
1166 if test -z "${CC}" && test "${build}" = "${host}" ; then
1167 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1169 for dir in $PATH; do
1170 test -z "$dir" && dir=.
1171 if test -f $dir/gcc; then
1177 if test -z "${found}" && test -n "${tentative_cc}" ; then
1182 if test "${build}" != "${host}" ; then
1183 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1184 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1185 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1186 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1187 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1188 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1189 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1190 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1191 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1192 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1193 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1194 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1196 AR_FOR_BUILD="\$(AR)"
1197 AS_FOR_BUILD="\$(AS)"
1198 CC_FOR_BUILD="\$(CC)"
1199 CXX_FOR_BUILD="\$(CXX)"
1200 GCJ_FOR_BUILD="\$(GCJ)"
1201 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1202 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1203 LD_FOR_BUILD="\$(LD)"
1204 NM_FOR_BUILD="\$(NM)"
1205 RANLIB_FOR_BUILD="\$(RANLIB)"
1206 WINDRES_FOR_BUILD="\$(WINDRES)"
1207 WINDMC_FOR_BUILD="\$(WINDMC)"
1213 # We must set the default linker to the linker used by gcc for the correct
1214 # operation of libtool. If LD is not defined and we are using gcc, try to
1215 # set the LD default to the ld used by gcc.
1216 if test -z "$LD"; then
1217 if test "$GCC" = yes; then
1220 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1222 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1224 case $gcc_prog_ld in
1225 # Accept absolute paths.
1226 [[\\/]* | [A-Za-z]:[\\/]*)]
1227 LD="$gcc_prog_ld" ;;
1233 ACX_PROG_CMP_IGNORE_INITIAL
1235 # See if we are building gcc with C++.
1236 AC_ARG_ENABLE(build-with-cxx,
1237 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1238 ENABLE_BUILD_WITH_CXX=$enableval,
1239 ENABLE_BUILD_WITH_CXX=no)
1241 # Used for setting $lt_cv_objdir
1244 # Check for GMP, MPFR and MPC
1245 gmplibs="-lmpc -lmpfr -lgmp"
1249 # Specify a location for mpc
1250 # check for this first so it ends up on the link line before mpfr.
1251 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1252 Equivalent to --with-mpc-include=PATH/include
1253 plus --with-mpc-lib=PATH/lib])
1254 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1255 specify directory for installed MPC include files])
1256 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1258 if test "x$with_mpc" != x; then
1259 gmplibs="-L$with_mpc/lib $gmplibs"
1260 gmpinc="-I$with_mpc/include $gmpinc"
1262 if test "x$with_mpc_include" != x; then
1263 gmpinc="-I$with_mpc_include $gmpinc"
1265 if test "x$with_mpc_lib" != x; then
1266 gmplibs="-L$with_mpc_lib $gmplibs"
1268 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1269 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1270 gmpinc='-I$$s/mpc/src '"$gmpinc"
1271 # Do not test the mpc version. Assume that it is sufficient, since
1272 # it is in the source tree, and the library has not been built yet
1273 # but it would be included on the link line in the version check below
1274 # hence making the test fail.
1278 # Specify a location for mpfr
1279 # check for this first so it ends up on the link line before gmp.
1280 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1281 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1282 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1284 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1285 Equivalent to --with-mpfr-include=PATH/include
1286 plus --with-mpfr-lib=PATH/lib])
1287 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1288 specify directory for installed MPFR include files])
1289 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1291 if test "x$with_mpfr" != x; then
1292 gmplibs="-L$with_mpfr/lib $gmplibs"
1293 gmpinc="-I$with_mpfr/include $gmpinc"
1295 if test "x$with_mpfr_include" != x; then
1296 gmpinc="-I$with_mpfr_include $gmpinc"
1298 if test "x$with_mpfr_lib" != x; then
1299 gmplibs="-L$with_mpfr_lib $gmplibs"
1301 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1302 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1303 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1304 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1305 # Do not test the mpfr version. Assume that it is sufficient, since
1306 # it is in the source tree, and the library has not been built yet
1307 # but it would be included on the link line in the version check below
1308 # hence making the test fail.
1312 # Specify a location for gmp
1313 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1314 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1315 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1317 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1318 Equivalent to --with-gmp-include=PATH/include
1319 plus --with-gmp-lib=PATH/lib])
1320 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1321 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1324 if test "x$with_gmp" != x; then
1325 gmplibs="-L$with_gmp/lib $gmplibs"
1326 gmpinc="-I$with_gmp/include $gmpinc"
1328 if test "x$with_gmp_include" != x; then
1329 gmpinc="-I$with_gmp_include $gmpinc"
1331 if test "x$with_gmp_lib" != x; then
1332 gmplibs="-L$with_gmp_lib $gmplibs"
1334 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1335 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1336 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1337 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
1338 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1339 # Do not test the gmp version. Assume that it is sufficient, since
1340 # it is in the source tree, and the library has not been built yet
1341 # but it would be included on the link line in the version check below
1342 # hence making the test fail.
1346 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1348 saved_CFLAGS="$CFLAGS"
1349 CFLAGS="$CFLAGS $gmpinc"
1350 # Check for the recommended and required versions of GMP.
1351 AC_MSG_CHECKING([for the correct version of gmp.h])
1352 AC_TRY_COMPILE([#include "gmp.h"],[
1353 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1354 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1355 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1358 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1359 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1360 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1361 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1364 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1365 [AC_MSG_RESULT([no]); have_gmp=no])
1367 # If we have GMP, check the MPFR version.
1368 if test x"$have_gmp" = xyes; then
1369 # Check for the recommended and required versions of MPFR.
1370 AC_MSG_CHECKING([for the correct version of mpfr.h])
1371 AC_TRY_COMPILE([#include <gmp.h>
1372 #include <mpfr.h>],[
1373 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1376 ], [AC_TRY_COMPILE([#include <gmp.h>
1377 #include <mpfr.h>],[
1378 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1381 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1382 [AC_MSG_RESULT([no]); have_gmp=no])
1385 # Check for the MPC header version.
1386 if test x"$have_gmp" = xyes ; then
1387 # Check for the recommended and required versions of MPC.
1388 AC_MSG_CHECKING([for the correct version of mpc.h])
1389 AC_TRY_COMPILE([#include <mpc.h>],[
1390 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1393 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1394 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1397 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1398 [AC_MSG_RESULT([no]); have_gmp=no])
1401 # Now check the MPFR library.
1402 if test x"$have_gmp" = xyes; then
1404 LIBS="$LIBS $gmplibs"
1405 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1406 AC_TRY_LINK([#include <mpc.h>],[
1413 mpfr_atan2 (n, n, x, GMP_RNDN);
1414 mpfr_erfc (n, x, GMP_RNDN);
1415 mpfr_subnormalize (x, t, GMP_RNDN);
1419 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1420 mpc_cosh (c, c, MPC_RNDNN);
1421 mpc_pow (c, c, c, MPC_RNDNN);
1422 mpc_acosh (c, c, MPC_RNDNN);
1424 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1428 CFLAGS="$saved_CFLAGS"
1430 # The library versions listed in the error message below should match
1431 # the HARD-minimums enforced above.
1432 if test x$have_gmp != xyes; then
1433 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1434 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1435 their locations. Source code for these libraries can be found at
1436 their respective hosting sites as well as at
1437 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1438 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1439 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1440 make sure that you have installed both the libraries and the header
1441 files. They may be located in separate packages.])
1445 # Flags needed for both GMP, MPFR and/or MPC.
1448 AC_SUBST(extra_mpfr_configure_flags)
1449 AC_SUBST(extra_mpc_gmp_configure_flags)
1450 AC_SUBST(extra_mpc_mpfr_configure_flags)
1452 # Allow host libstdc++ to be specified for static linking with PPL.
1453 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1454 when linking with PPL])
1456 case $with_host_libstdcxx in
1458 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1462 # Linker flags to use for stage1 or when not boostrapping.
1463 AC_ARG_WITH(stage1-ldflags,
1464 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1465 [if test "$withval" = "no" -o "$withval" = "yes"; then
1468 stage1_ldflags=$withval
1471 AC_SUBST(stage1_ldflags)
1473 # Libraries to use for stage1 or when not bootstrapping.
1474 AC_ARG_WITH(stage1-libs,
1475 [ -with-stage1-libs=LIBS Libraries for stage1],
1476 [if test "$withval" = "no" -o "$withval" = "yes"; then
1479 stage1_libs=$withval
1481 [stage1_libs=$with_host_libstdcxx])
1482 AC_SUBST(stage1_libs)
1484 # Libraries to use for stage2 and later builds. This defaults to the
1485 # argument passed to --with-host-libstdcxx.
1486 AC_ARG_WITH(boot-libs,
1487 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1488 [if test "$withval" = "no" -o "$withval" = "yes"; then
1491 poststage1_libs=$withval
1493 [poststage1_libs=$with_host_libstdcxx])
1494 AC_SUBST(poststage1_libs)
1496 # Linker flags to use for stage2 and later builds.
1497 AC_ARG_WITH(boot-ldflags,
1498 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1499 [if test "$withval" = "no" -o "$withval" = "yes"; then
1502 poststage1_ldflags=$withval
1504 [poststage1_ldflags=
1505 # With --enable-build-with-cxx, default to linking libstdc++ and
1506 # libgcc statically. But if the user explicitly specified the
1507 # libraries to use, trust that they are doing what they want.
1508 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1509 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1511 AC_SUBST(poststage1_ldflags)
1515 ppl_minor_version=10
1516 ppllibs=" -lppl_c -lppl -lgmpxx"
1519 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1520 Equivalent to --with-ppl-include=PATH/include
1521 plus --with-ppl-lib=PATH/lib])
1522 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1523 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1532 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1533 pplinc="-I$with_ppl/include $pplinc"
1536 if test "x$with_ppl_include" != x; then
1537 pplinc="-I$with_ppl_include $pplinc"
1539 if test "x$with_ppl_lib" != x; then
1540 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1542 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1543 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1544 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1545 enable_ppl_version_check=no
1548 AC_ARG_ENABLE(ppl-version-check,
1549 [ --disable-ppl-version-check disable check for PPL version],
1550 ENABLE_PPL_CHECK=$enableval,
1551 ENABLE_PPL_CHECK=yes)
1553 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1554 saved_CFLAGS="$CFLAGS"
1555 CFLAGS="$CFLAGS $pplinc $gmpinc"
1556 AC_MSG_CHECKING([for version $ppl_major_version.$ppl_minor_version of PPL])
1557 AC_TRY_COMPILE([#include "ppl_c.h"],[
1558 #if PPL_VERSION_MAJOR != $ppl_major_version || PPL_VERSION_MINOR != $ppl_minor_version
1561 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1562 CFLAGS="$saved_CFLAGS"
1565 # Flags needed for PPL
1571 clooglibs=" -lcloog "
1572 clooginc=" -DCLOOG_PPL_BACKEND "
1574 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1575 Equivalent to --with-cloog-include=PATH/include
1576 plus --with-cloog-lib=PATH/lib])
1577 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1578 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1580 if test "x$with_ppl" = "xno"; then
1592 clooglibs="-L$with_cloog/lib -lcloog"
1593 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1596 if test "x$with_cloog_include" != x; then
1597 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1599 if test "x$with_cloog_lib" != x; then
1600 clooglibs="-L$with_cloog_lib -lcloog"
1602 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1603 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
1604 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1605 enable_cloog_version_check=no
1608 AC_ARG_ENABLE(cloog-version-check,
1609 [ --disable-cloog-version-check disable check for CLooG version],
1610 ENABLE_CLOOG_CHECK=$enableval,
1611 ENABLE_CLOOG_CHECK=yes)
1613 if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
1614 saved_CFLAGS="$CFLAGS"
1615 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1616 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
1617 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1618 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
1621 ], [AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1622 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 9
1625 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1626 [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1627 CFLAGS="$saved_CFLAGS"
1630 # Flags needed for CLOOG
1634 # Check for LTO support.
1636 [ --enable-lto enable link time optimization support],
1637 enable_lto=$enableval,
1638 enable_lto=yes; default_enable_lto=yes)
1640 ACX_ELF_TARGET_IFELSE([],
1641 if test x"$default_enable_lto" = x"yes" ; then
1644 if test x"$enable_lto" = x"yes"; then
1645 AC_MSG_ERROR([LTO support requires an ELF target.])
1648 default_enable_lto=no)
1650 if test x"$enable_lto" = x"yes" ; then
1651 # Make sure that libelf.h and gelf.h are available.
1652 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1653 Equivalent to --with-libelf-include=PATH/include
1654 plus --with-libelf-lib=PATH/lib])
1656 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1658 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1660 saved_CFLAGS="$CFLAGS"
1661 saved_CPPFLAGS="$CPPFLAGS"
1664 case $with_libelf in
1667 libelfinc="-I/usr/include/libelf"
1670 libelflibs="-L$with_libelf/lib -lelf"
1671 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1672 LIBS="$libelflibs $LIBS"
1676 if test "x$with_libelf_include" != x; then
1677 libelfinc="-I$with_libelf_include"
1680 if test "x$with_libelf_lib" != x; then
1681 libelflibs="-L$with_libelf_lib -lelf"
1682 LIBS="$libelflibs $LIBS"
1685 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1686 && test -d ${srcdir}/libelf; then
1687 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1688 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
1689 LIBS="$libelflibs $LIBS"
1693 CFLAGS="$CFLAGS $libelfinc"
1694 CPPFLAGS="$CPPFLAGS $libelfinc"
1695 LIBS="$LIBS $libelflibs"
1697 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1698 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1700 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1701 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1703 # If we couldn't find libelf.h and the user forced it, emit an error.
1704 if test x"$have_libelf_h" != x"yes" \
1705 && test x"$have_libelf_libelf_h" != x"yes" ; then
1706 if test x"$default_enable_lto" != x"yes" ; then
1707 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1715 # If we couldn't find gelf.h and the user forced it, emit an error.
1716 if test x"$have_gelf_h" != x"yes" \
1717 && test x"$have_libelf_gelf_h" != x"yes" ; then
1718 if test x"$default_enable_lto" != x"yes" ; then
1719 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1727 # Check that the detected libelf has the functions we need. We cannot
1728 # rely on just detecting the headers since they do not include
1729 # versioning information. Add functions, if needed.
1730 if test x"$enable_lto" = x"yes" ; then
1731 AC_MSG_CHECKING([for the correct version of libelf])
1733 [#include <libelf.h>],[
1737 elf_strptr (0, 0, 0);
1738 elf_getident (0, 0);
1739 elf_begin (0, 0, 0);
1743 [AC_MSG_RESULT([yes]);],
1744 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1747 # Check for elf_getshdrstrndx or elf_getshstrndx. The latter's flavor
1748 # is determined in gcc/configure.ac.
1749 if test x"$enable_lto" = x"yes" ; then
1750 AC_MSG_CHECKING([for elf_getshdrstrndx])
1752 [#include <libelf.h>],[
1753 elf_getshdrstrndx (0, 0);
1755 [AC_MSG_RESULT([yes]);],
1756 [AC_MSG_RESULT([no]);
1757 AC_MSG_CHECKING([for elf_getshstrndx])
1759 [#include <libelf.h>],[
1760 elf_getshstrndx (0, 0);
1762 [AC_MSG_RESULT([yes]);],
1763 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1768 # If we couldn't enable LTO and the user forced it, emit an error.
1769 if test x"$enable_lto" = x"no" \
1770 && test x"$default_enable_lto" != x"yes" ; then
1771 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1772 Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1773 to specify its location.])
1777 CFLAGS="$saved_CFLAGS"
1778 CPPFLAGS="$saved_CPPFLAGS"
1783 # Flags needed for libelf.
1784 AC_SUBST(libelflibs)
1789 # By default, C is the only stage 1 language.
1790 stage1_languages=,c,
1792 # Target libraries that we bootstrap.
1793 bootstrap_target_libs=,target-libgcc,
1795 # Figure out what language subdirectories are present.
1796 # Look if the user specified --enable-languages="..."; if not, use
1797 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1799 # NB: embedded tabs in this IF block -- do not untabify
1800 if test -d ${srcdir}/gcc; then
1801 if test x"${enable_languages+set}" != xset; then
1802 if test x"${LANGUAGES+set}" = xset; then
1803 enable_languages="${LANGUAGES}"
1804 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1806 enable_languages=all
1809 if test x"${enable_languages}" = x ||
1810 test x"${enable_languages}" = xyes;
1812 echo configure.in: --enable-languages needs at least one language argument 1>&2
1816 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1818 # 'f95' is the old name for the 'fortran' language. We issue a warning
1819 # and make the substitution.
1820 case ,${enable_languages}, in
1822 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1823 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1827 # First scan to see if an enabled language requires some other language.
1828 # We assume that a given config-lang.in will list all the language
1829 # front ends it requires, even if some are required indirectly.
1830 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1831 case ${lang_frag} in
1833 # The odd quoting in the next line works around
1834 # an apparent bug in bash 1.12 on linux.
1835 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1837 # From the config-lang.in, get $language, $lang_requires
1841 for other in ${lang_requires} ; do
1842 case ,${enable_languages}, in
1846 echo " \`$other' language required by \`$language'; enabling" 1>&2
1847 enable_languages="${enable_languages},${other}"
1855 new_enable_languages=,c,
1857 # If LTO is enabled, add the LTO front end.
1858 extra_host_libiberty_configure_flags=
1859 if test "$enable_lto" = "yes" ; then
1860 case ,${enable_languages}, in
1862 *) enable_languages="${enable_languages},lto" ;;
1864 if test "${ENABLE_GOLD}" = "yes" ; then
1865 configdirs="$configdirs lto-plugin"
1866 extra_host_libiberty_configure_flags=--enable-shared
1869 AC_SUBST(extra_host_libiberty_configure_flags)
1871 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1872 potential_languages=,c,
1874 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1875 case ${lang_frag} in
1877 # The odd quoting in the next line works around
1878 # an apparent bug in bash 1.12 on linux.
1879 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1881 # From the config-lang.in, get $language, $target_libs,
1882 # $lang_dirs, $boot_language, and $build_by_default
1888 build_by_default=yes
1890 if test x${language} = x; then
1891 echo "${lang_frag} doesn't set \$language." 1>&2
1895 if test "$language" = "c++" \
1896 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1900 case ,${enable_languages}, in
1902 # Language was explicitly selected; include it.
1906 # 'all' was selected, select it if it is a default language
1907 add_this_lang=${build_by_default}
1914 # Disable languages that need other directories if these aren't available.
1915 for i in $subdir_requires; do
1916 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1917 case ,${enable_languages}, in
1919 # Specifically requested language; tell them.
1920 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1924 add_this_lang=unsupported
1929 # Disable Ada if no preexisting GNAT is available.
1930 case ,${enable_languages},:${language}:${have_gnat} in
1931 *,${language},*:ada:no)
1932 # Specifically requested language; tell them.
1933 AC_MSG_ERROR([GNAT is required to build $language])
1937 add_this_lang=unsupported
1941 # Disable a language that is unsupported by the target.
1942 case " $unsupported_languages " in
1944 add_this_lang=unsupported
1948 case $add_this_lang in
1950 # Remove language-dependent dirs.
1951 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1954 # Remove language-dependent dirs; still show language as supported.
1955 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1956 potential_languages="${potential_languages}${language},"
1959 new_enable_languages="${new_enable_languages}${language},"
1960 potential_languages="${potential_languages}${language},"
1961 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1962 case "${boot_language}:,$enable_stage1_languages," in
1963 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1964 # Add to (comma-separated) list of stage 1 languages.
1965 case ",$stage1_languages," in
1966 *,$language,* | ,yes, | ,all,) ;;
1967 *) stage1_languages="${stage1_languages}${language}," ;;
1969 # We need to bootstrap any supporting libraries.
1970 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1979 AC_ARG_ENABLE(stage1-languages,
1980 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1981 stage1. Mostly useful for compiler development.],
1982 [case ,${enable_stage1_languages}, in
1984 # Set it to something that will have no effect in the loop below
1985 enable_stage1_languages=c ;;
1987 enable_stage1_languages=`echo $new_enable_languages | \
1988 sed -e "s/^,//" -e "s/,$//" ` ;;
1990 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1991 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1994 # Add "good" languages from enable_stage1_languages to stage1_languages,
1995 # while "bad" languages go in missing_languages. Leave no duplicates.
1996 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1997 case $potential_languages in
1999 case $stage1_languages in
2001 *) stage1_languages="$stage1_languages$i," ;;
2004 case $missing_languages in
2006 *) missing_languages="$missing_languages$i," ;;
2011 # Remove leading/trailing commas that were added for simplicity
2012 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2013 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2014 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2015 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2017 if test "x$missing_languages" != x; then
2019 The following requested languages could not be built: ${missing_languages}
2020 Supported languages are: ${potential_languages}])
2022 if test "x$new_enable_languages" != "x$enable_languages"; then
2023 echo The following languages will be built: ${new_enable_languages}
2024 enable_languages="$new_enable_languages"
2027 AC_SUBST(stage1_languages)
2028 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2031 # Handle --disable-<component> generically.
2032 for dir in $configdirs $build_configdirs $target_configdirs ; do
2033 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2034 varname=`echo $dirname | sed -e s/+/_/g`
2035 if eval test x\${enable_${varname}} "=" xno ; then
2036 noconfigdirs="$noconfigdirs $dir"
2040 # Check for Boehm's garbage collector
2041 AC_ARG_ENABLE(objc-gc,
2042 [ --enable-objc-gc enable use of Boehm's garbage collector with the
2043 GNU Objective-C runtime],
2044 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2045 *,objc,*:*:yes:*target-boehm-gc*)
2046 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2050 # Make sure we only build Boehm's garbage collector if required.
2051 case ,${enable_languages},:${enable_objc_gc} in
2053 # Keep target-boehm-gc if requested for Objective-C.
2056 # Otherwise remove target-boehm-gc depending on target-libjava.
2057 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2058 noconfigdirs="$noconfigdirs target-boehm-gc"
2063 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2064 # $build_configdirs and $target_configdirs.
2065 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2068 for dir in . $skipdirs $noconfigdirs ; do
2069 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2070 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2071 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2072 if test -r $srcdir/$dirname/configure ; then
2073 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2076 notsupp="$notsupp $dir"
2080 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2081 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2082 if test -r $srcdir/$dirname/configure ; then
2083 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2086 notsupp="$notsupp $dir"
2090 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2091 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2092 if test -r $srcdir/$dirname/configure ; then
2093 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2096 notsupp="$notsupp $dir"
2102 # Sometimes the tools are distributed with libiberty but with no other
2103 # libraries. In that case, we don't want to build target-libiberty.
2104 # Don't let libgcc imply libiberty either.
2105 if test -n "${target_configdirs}" ; then
2108 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2109 if test "$i" = "libgcc"; then
2110 libgcc=target-libgcc
2111 elif test "$i" != "libiberty" ; then
2112 if test -r $srcdir/$i/configure ; then
2118 if test -z "${others}" ; then
2119 target_configdirs=$libgcc
2123 # Quietly strip out all directories which aren't configurable in this tree.
2124 # This relies on all configurable subdirectories being autoconfiscated, which
2126 build_configdirs_all="$build_configdirs"
2128 for i in ${build_configdirs_all} ; do
2129 j=`echo $i | sed -e s/build-//g`
2130 if test -f ${srcdir}/$j/configure ; then
2131 build_configdirs="${build_configdirs} $i"
2135 configdirs_all="$configdirs"
2137 for i in ${configdirs_all} ; do
2138 if test -f ${srcdir}/$i/configure ; then
2139 configdirs="${configdirs} $i"
2143 target_configdirs_all="$target_configdirs"
2145 for i in ${target_configdirs_all} ; do
2146 j=`echo $i | sed -e s/target-//g`
2147 if test -f ${srcdir}/$j/configure ; then
2148 target_configdirs="${target_configdirs} $i"
2152 # Produce a warning message for the subdirs we can't configure.
2153 # This isn't especially interesting in the Cygnus tree, but in the individual
2154 # FSF releases, it's important to let people know when their machine isn't
2155 # supported by the one or two programs in a package.
2157 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2158 # If $appdirs is non-empty, at least one of those directories must still
2159 # be configured, or we error out. (E.g., if the gas release supports a
2160 # specified target in some subdirs but not the gas subdir, we shouldn't
2161 # pretend that all is well.)
2162 if test -n "$appdirs" ; then
2163 for dir in $appdirs ; do
2164 if test -r $dir/Makefile.in ; then
2165 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2169 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2175 if test -n "$appdirs" ; then
2176 echo "*** This configuration is not supported by this package." 1>&2
2180 # Okay, some application will build, or we don't care to check. Still
2181 # notify of subdirs not getting built.
2182 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2183 echo " ${notsupp}" 1>&2
2184 echo " (Any other directories should still work fine.)" 1>&2
2192 # To find our prefix, in gcc_cv_tool_prefix.
2197 AC_ARG_WITH([build-sysroot],
2198 [ --with-build-sysroot=SYSROOT
2199 use sysroot as the system root during the build],
2200 [if test x"$withval" != x ; then
2201 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2203 [SYSROOT_CFLAGS_FOR_TARGET=])
2204 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2206 AC_ARG_WITH([debug-prefix-map],
2207 [ --with-debug-prefix-map='A=B C=D ...'
2208 map A to B, C to D ... in debug information],
2209 [if test x"$withval" != x; then
2210 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2211 for debug_map in $withval; do
2212 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2215 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2216 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2218 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2219 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2220 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2221 # We want to ensure that TARGET libraries (which we know are built with
2222 # gcc) are built with "-O2 -g", so include those options when setting
2223 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2224 if test "x$CFLAGS_FOR_TARGET" = x; then
2225 CFLAGS_FOR_TARGET=$CFLAGS
2228 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2231 *" -g "* | *" -g3 "*) ;;
2232 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2235 AC_SUBST(CFLAGS_FOR_TARGET)
2237 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2238 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2239 case " $CXXFLAGS " in
2241 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2243 case " $CXXFLAGS " in
2244 *" -g "* | *" -g3 "*) ;;
2245 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2248 AC_SUBST(CXXFLAGS_FOR_TARGET)
2250 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2251 # the named directory are copied to $(tooldir)/sys-include.
2252 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2253 if test x${is_cross_compiler} = xno ; then
2254 echo 1>&2 '***' --with-headers is only supported when cross compiling
2257 if test x"${with_headers}" != xyes ; then
2258 x=${gcc_cv_tool_prefix}
2259 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2263 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2264 # the name directories are copied to $(tooldir)/lib. Multiple directories
2266 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2267 if test x${is_cross_compiler} = xno ; then
2268 echo 1>&2 '***' --with-libs is only supported when cross compiling
2271 if test x"${with_libs}" != xyes ; then
2272 # Copy the libraries in reverse order, so that files in the first named
2273 # library override files in subsequent libraries.
2274 x=${gcc_cv_tool_prefix}
2275 for l in ${with_libs}; do
2276 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2281 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2283 # This is done by determining whether or not the appropriate directory
2284 # is available, and by checking whether or not specific configurations
2285 # have requested that this magic not happen.
2287 # The command line options always override the explicit settings in
2288 # configure.in, and the settings in configure.in override this magic.
2290 # If the default for a toolchain is to use GNU as and ld, and you don't
2291 # want to do that, then you should use the --without-gnu-as and
2292 # --without-gnu-ld options for the configure script. Similarly, if
2293 # the default is to use the included zlib and you don't want to do that,
2294 # you should use the --with-system-zlib option for the configure script.
2296 if test x${use_gnu_as} = x &&
2297 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2299 extra_host_args="$extra_host_args --with-gnu-as"
2302 if test x${use_gnu_ld} = x &&
2303 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2305 extra_host_args="$extra_host_args --with-gnu-ld"
2308 if test x${use_included_zlib} = x &&
2309 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2312 with_system_zlib=yes
2313 extra_host_args="$extra_host_args --with-system-zlib"
2316 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2317 # can detect this case.
2319 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2321 extra_host_args="$extra_host_args --with-newlib"
2324 # Handle ${copy_dirs}
2325 set fnord ${copy_dirs}
2327 while test $# != 0 ; do
2328 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2331 echo Copying $1 to $2
2333 # Use the install script to create the directory and all required
2334 # parent directories.
2335 if test -d $2 ; then
2339 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2342 # Copy the directory, assuming we have tar.
2343 # FIXME: Should we use B in the second tar? Not all systems support it.
2344 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2346 # It is the responsibility of the user to correctly adjust all
2347 # symlinks. If somebody can figure out how to handle them correctly
2348 # here, feel free to add the code.
2355 # Determine a target-dependent exec_prefix that the installed
2356 # gcc will search in. Keep this list sorted by triplet, with
2357 # the *-*-osname triplets last.
2361 md_exec_prefix=/gnu/lib/gcc-lib
2363 i[[34567]]86-pc-msdosdjgpp*)
2364 md_exec_prefix=/dev/env/DJDIR/bin
2366 i[[34567]]86-*-sco3.2v5*)
2367 if test $with_gnu_as = yes; then
2368 md_exec_prefix=/usr/gnu/bin
2370 md_exec_prefix=/usr/ccs/bin/elf
2375 powerpc-*-chorusos* | \
2376 powerpc*-*-eabi* | \
2377 powerpc*-*-sysv* | \
2378 powerpc*-*-kaos* | \
2380 md_exec_prefix=/usr/ccs/bin
2385 md_exec_prefix=/usr/ccs/bin
2400 md_exec_prefix=/usr/ccs/bin
2404 extra_arflags_for_target=
2405 extra_nmflags_for_target=
2406 extra_ranlibflags_for_target=
2407 target_makefile_frag=/dev/null
2410 target_makefile_frag="config/mt-mep"
2413 target_makefile_frag="config/mt-spu"
2416 target_makefile_frag="config/mt-sde"
2418 mipsisa*-*-elfoabi*)
2419 target_makefile_frag="config/mt-mips-elfoabi"
2421 mips*-*-*linux* | mips*-*-gnu*)
2422 target_makefile_frag="config/mt-mips-gnu"
2425 target_makefile_frag="config/mt-netware"
2427 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2428 target_makefile_frag="config/mt-gnu"
2430 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2431 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2432 # commands to handle both 32-bit and 64-bit objects. These flags are
2433 # harmless if we're using GNU nm or ar.
2434 extra_arflags_for_target=" -X32_64"
2435 extra_nmflags_for_target=" -B -X32_64"
2438 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2439 extra_ranlibflags_for_target=" -c"
2441 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2442 target_makefile_frag="config/mt-wince"
2446 alphaieee_frag=/dev/null
2449 # This just makes sure to use the -mieee option to build target libs.
2450 # This should probably be set individually by each library.
2451 alphaieee_frag="config/mt-alphaieee"
2455 # If --enable-target-optspace always use -Os instead of -O2 to build
2456 # the target libraries, similarly if it is not specified, use -Os
2457 # on selected platforms.
2458 ospace_frag=/dev/null
2459 case "${enable_target_optspace}:${target}" in
2461 ospace_frag="config/mt-ospace"
2464 ospace_frag="config/mt-d30v"
2466 :m32r-* | :d10v-* | :fr30-*)
2467 ospace_frag="config/mt-ospace"
2472 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2476 # Default to using --with-stabs for certain targets.
2477 if test x${with_stabs} = x ; then
2479 mips*-*-irix[[56]]*)
2481 mips*-*-* | alpha*-*-osf*)
2483 extra_host_args="${extra_host_args} --with-stabs"
2488 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2489 # them automatically.
2492 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2496 # Some systems (e.g., one of the i386-aix systems the gas testers are
2497 # using) don't handle "\$" correctly, so don't use it here.
2498 tooldir='${exec_prefix}'/${target_noncanonical}
2499 build_tooldir=${tooldir}
2501 # Create a .gdbinit file which runs the one in srcdir
2502 # and tells GDB to look there for source files.
2504 if test -r ${srcdir}/.gdbinit ; then
2507 *) cat > ./.gdbinit <<EOF
2511 source ${srcdir}/.gdbinit
2517 # Make sure that the compiler is able to generate an executable. If it
2518 # can't, we are probably in trouble. We don't care whether we can run the
2519 # executable--we might be using a cross compiler--we only care whether it
2520 # can be created. At this point the main configure script has set CC.
2522 echo "int main () { return 0; }" > conftest.c
2523 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2524 if test $? = 0 ; then
2525 if test -s conftest || test -s conftest.exe ; then
2531 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2532 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2539 # The Solaris /usr/ucb/cc compiler does not appear to work.
2541 sparc-sun-solaris2*)
2542 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2543 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2545 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2546 if test -d /opt/cygnus/bin ; then
2547 if test "$could_use" = "" ; then
2548 could_use="/opt/cygnus/bin"
2550 could_use="$could_use or /opt/cygnus/bin"
2553 if test "$could_use" = "" ; then
2554 echo "Warning: compilation may fail because you're using"
2555 echo "/usr/ucb/cc. You should change your PATH or CC "
2556 echo "variable and rerun configure."
2558 echo "Warning: compilation may fail because you're using"
2559 echo "/usr/ucb/cc, when you should use the C compiler from"
2560 echo "$could_use. You should change your"
2561 echo "PATH or CC variable and rerun configure."
2567 # Decide which environment variable is used to find dynamic libraries.
2569 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2570 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2571 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2572 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2575 # On systems where the dynamic library environment variable is PATH,
2576 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2577 # built executables to PATH.
2578 if test "$RPATH_ENVVAR" = PATH; then
2579 GCC_SHLIB_SUBDIR=/shlib
2584 # Record target_configdirs and the configure arguments for target and
2585 # build configuration in Makefile.
2586 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2587 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2589 # If we are building libgomp, bootstrap it.
2590 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2591 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2594 # Determine whether gdb needs tk/tcl or not.
2595 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2596 # and in that case we want gdb to be built without tk. Ugh!
2597 # In fact I believe gdb is the *only* package directly dependent on tk,
2598 # so we should be able to put the 'maybe's in unconditionally and
2599 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2600 # 100% sure that that's safe though.
2602 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2603 case "$enable_gdbtk" in
2607 GDB_TK="${gdb_tk}" ;;
2609 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2610 # distro. Eventually someone will fix this and move Insight, nee
2611 # gdbtk to a separate directory.
2612 if test -d ${srcdir}/gdb/gdbtk ; then
2619 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2620 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2622 # Strip out unwanted targets.
2624 # While at that, we remove Makefiles if we were started for recursive
2625 # configuration, so that the top-level Makefile reconfigures them,
2626 # like we used to do when configure itself was recursive.
2628 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2629 # but now we're fixing up the Makefile ourselves with the additional
2630 # commands passed to AC_CONFIG_FILES. Use separate variables
2631 # extrasub-{build,host,target} not because there is any reason to split
2632 # the substitutions up that way, but only to remain below the limit of
2633 # 99 commands in a script, for HP-UX sed.
2634 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2636 AC_ARG_ENABLE([bootstrap],
2637 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2638 enable_bootstrap=default)
2640 # Issue errors and warnings for invalid/strange bootstrap combinations.
2641 case "$configdirs" in
2642 *gcc*) have_compiler=yes ;;
2643 *) have_compiler=no ;;
2646 case "$have_compiler:$host:$target:$enable_bootstrap" in
2649 # Default behavior. Enable bootstrap if we have a compiler
2650 # and we are in a native configuration.
2651 yes:$build:$build:default)
2652 enable_bootstrap=yes ;;
2655 enable_bootstrap=no ;;
2657 # We have a compiler and we are in a native configuration, bootstrap is ok
2658 yes:$build:$build:yes)
2661 # Other configurations, but we have a compiler. Assume the user knows
2664 AC_MSG_WARN([trying to bootstrap a cross compiler])
2667 # No compiler: if they passed --enable-bootstrap explicitly, fail
2669 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2671 # Fail if wrong command line
2673 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2677 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2680 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2684 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2685 yes:yes:*\ gold\ *:*,c++,*) ;;
2686 yes:yes:*\ gold\ *:*)
2687 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2691 # Adjust the toplevel makefile according to whether bootstrap was selected.
2692 case $enable_bootstrap in
2694 bootstrap_suffix=bootstrap
2695 BUILD_CONFIG=bootstrap-debug
2698 bootstrap_suffix=no-bootstrap
2703 AC_MSG_CHECKING(for default BUILD_CONFIG)
2705 AC_ARG_WITH([build-config],
2706 [--with-build-config='NAME NAME2...'
2707 Use config/NAME.mk build configuration],
2708 [case $with_build_config in
2709 yes) with_build_config= ;;
2710 no) with_build_config= BUILD_CONFIG= ;;
2713 if test "x${with_build_config}" != x; then
2714 BUILD_CONFIG=$with_build_config
2716 case $BUILD_CONFIG in
2718 if echo "int f (void) { return 0; }" > conftest.c &&
2719 ${CC} -c conftest.c &&
2720 mv conftest.o conftest.o.g0 &&
2721 ${CC} -c -g conftest.c &&
2722 mv conftest.o conftest.o.g &&
2723 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2728 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2732 AC_MSG_RESULT($BUILD_CONFIG)
2733 AC_SUBST(BUILD_CONFIG)
2736 for module in ${build_configdirs} ; do
2737 if test -z "${no_recursion}" \
2738 && test -f ${build_subdir}/${module}/Makefile; then
2739 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2740 rm -f ${build_subdir}/${module}/Makefile
2742 extrasub_build="$extrasub_build
2743 /^@if build-$module\$/d
2744 /^@endif build-$module\$/d
2745 /^@if build-$module-$bootstrap_suffix\$/d
2746 /^@endif build-$module-$bootstrap_suffix\$/d"
2749 for module in ${configdirs} ; do
2750 if test -z "${no_recursion}"; then
2751 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2752 if test -f ${file}; then
2753 echo 1>&2 "*** removing ${file} to force reconfigure"
2758 extrasub_host="$extrasub_host
2760 /^@endif $module\$/d
2761 /^@if $module-$bootstrap_suffix\$/d
2762 /^@endif $module-$bootstrap_suffix\$/d"
2765 for module in ${target_configdirs} ; do
2766 if test -z "${no_recursion}" \
2767 && test -f ${target_subdir}/${module}/Makefile; then
2768 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2769 rm -f ${target_subdir}/${module}/Makefile
2772 # We only bootstrap target libraries listed in bootstrap_target_libs.
2773 case $bootstrap_target_libs in
2774 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2775 *) target_bootstrap_suffix=no-bootstrap ;;
2778 extrasub_target="$extrasub_target
2779 /^@if target-$module\$/d
2780 /^@endif target-$module\$/d
2781 /^@if target-$module-$target_bootstrap_suffix\$/d
2782 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2785 # Do the final fixup along with target modules.
2786 extrasub_target="$extrasub_target
2787 /^@if /,/^@endif /d"
2789 # Create the serialization dependencies. This uses a temporary file.
2791 AC_ARG_ENABLE([serial-configure],
2792 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2793 force sequential configuration of
2794 sub-packages for the host, target or build
2795 machine, or all sub-packages])
2797 case ${enable_serial_configure} in
2799 enable_serial_build_configure=yes
2800 enable_serial_host_configure=yes
2801 enable_serial_target_configure=yes
2805 # These force 'configure's to be done one at a time, to avoid problems
2806 # with contention over a shared config.cache.
2808 echo '# serdep.tmp' > serdep.tmp
2810 test "x${enable_serial_build_configure}" = xyes &&
2811 for item in ${build_configdirs} ; do
2814 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2819 test "x${enable_serial_host_configure}" = xyes &&
2820 for item in ${configdirs} ; do
2823 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2828 test "x${enable_serial_target_configure}" = xyes &&
2829 for item in ${target_configdirs} ; do
2832 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2836 serialization_dependencies=serdep.tmp
2837 AC_SUBST_FILE(serialization_dependencies)
2839 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2840 # target, nonopt, and variable assignments. These are the ones we
2841 # might not want to pass down to subconfigures. The exception being
2842 # --cache-file=/dev/null, which is used to turn off the use of cache
2843 # files altogether, and which should be passed on to subconfigures.
2844 # Also strip program-prefix, program-suffix, and program-transform-name,
2845 # so that we can pass down a consistent program-transform-name.
2849 eval "set -- $ac_configure_args"
2852 if test X"$skip_next" = X"yes"; then
2856 if test X"$keep_next" = X"yes"; then
2859 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2861 baseargs="$baseargs '$ac_arg'"
2866 # Handle separated arguments. Based on the logic generated by
2869 *=* | --config-cache | -C | -disable-* | --disable-* \
2870 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2871 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2872 | -with-* | --with-* | -without-* | --without-* | --x)
2884 --cache-file=/dev/null | \
2885 -cache-file=/dev/null )
2886 # Handled here to avoid the test to skip args below.
2887 baseargs="$baseargs '$ac_arg'"
2888 # Assert: $separate_arg should always be no.
2889 keep_next=$separate_arg
2905 -program-prefix* | \
2906 -program-suffix* | \
2907 -program-transform-name* )
2908 skip_next=$separate_arg
2912 # An option. Add it.
2915 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2917 baseargs="$baseargs '$ac_arg'"
2918 keep_next=$separate_arg
2921 # Either a variable assignment, or a nonopt (triplet). Don't
2922 # pass it down; let the Makefile handle this.
2927 # Remove the initial space we just introduced and, as these will be
2928 # expanded by make, quote '$'.
2929 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2931 # Add in --program-transform-name, after --program-prefix and
2932 # --program-suffix have been applied to it. Autoconf has already
2933 # doubled dollar signs and backslashes in program_transform_name; we want
2934 # the backslashes un-doubled, and then the entire thing wrapped in single
2935 # quotes, because this will be expanded first by make and then by the shell.
2936 # Also, because we want to override the logic in subdir configure scripts to
2937 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2938 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2939 ${program_transform_name}
2941 gcc_transform_name=`cat conftestsed.out`
2942 rm -f conftestsed.out
2943 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2944 if test "$silent" = yes; then
2945 baseargs="$baseargs --silent"
2947 baseargs="$baseargs --disable-option-checking"
2949 # For the build-side libraries, we just need to pretend we're native,
2950 # and not use the same cache file. Multilibs are neither needed nor
2952 build_configargs="--cache-file=../config.cache ${baseargs}"
2954 # For host modules, accept cache file option, or specification as blank.
2955 case "${cache_file}" in
2957 cache_file_option="" ;;
2958 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2959 cache_file_option="--cache-file=${cache_file}" ;;
2961 cache_file_option="--cache-file=../${cache_file}" ;;
2964 # Host dirs don't like to share a cache file either, horribly enough.
2965 # This seems to be due to autoconf 2.5x stupidity.
2966 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2968 target_configargs=${baseargs}
2970 # Passing a --with-cross-host argument lets the target libraries know
2971 # whether they are being built with a cross-compiler or being built
2972 # native. However, it would be better to use other mechanisms to make the
2973 # sorts of decisions they want to make on this basis. Please consider
2974 # this option to be deprecated. FIXME.
2975 if test x${is_cross_compiler} = xyes ; then
2976 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2979 # Default to --enable-multilib.
2980 if test x${enable_multilib} = x ; then
2981 target_configargs="--enable-multilib ${target_configargs}"
2984 # Pass --with-newlib if appropriate. Note that target_configdirs has
2985 # changed from the earlier setting of with_newlib.
2986 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2987 target_configargs="--with-newlib ${target_configargs}"
2990 # Different target subdirs use different values of certain variables
2991 # (notably CXX). Worse, multilibs use *lots* of different values.
2992 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2993 # it doesn't automatically accept command-line overrides of them.
2994 # This means it's not safe for target subdirs to share a cache file,
2995 # which is disgusting, but there you have it. Hopefully this can be
2996 # fixed in future. It's still worthwhile to use a cache file for each
2997 # directory. I think.
2999 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3000 # We need to pass --target, as newer autoconf's requires consistency
3001 # for target_alias and gcc doesn't manage it consistently.
3002 target_configargs="--cache-file=./config.cache ${target_configargs}"
3005 case " $target_configdirs " in
3007 case " $target_configargs " in
3008 *" --with-newlib "*)
3011 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 $$s/winsup/w32api/include'
3015 # If we're not building GCC, don't discard standard headers.
3016 if test -d ${srcdir}/gcc; then
3017 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3019 if test "${build}" != "${host}"; then
3020 # On Canadian crosses, CC_FOR_TARGET will have already been set
3021 # by `configure', so we won't have an opportunity to add -Bgcc/
3022 # to it. This is right: we don't want to search that directory
3023 # for binaries, but we want the header files in there, so add
3025 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
3027 # Someone might think of using the pre-installed headers on
3028 # Canadian crosses, in case the installed compiler is not fully
3029 # compatible with the compiler being built. In this case, it
3030 # would be better to flag an error than risking having
3031 # incompatible object files being constructed. We can't
3032 # guarantee that an error will be flagged, but let's hope the
3033 # compiler will do it, when presented with incompatible header
3038 case "${target}-${is_cross_compiler}" in
3039 i[[3456789]]86-*-linux*-no)
3040 # Here host == target, so we don't need to build gcc,
3041 # so we don't want to discard standard headers.
3042 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3045 # If we're building newlib, use its generic headers last, but search
3046 # for any libc-related directories first (so make it the last -B
3048 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3050 # If we're building libgloss, find the startup file, simulator library
3051 # and linker script.
3052 case " $target_configdirs " in
3054 # Look for startup file, simulator library and maybe linker script.
3055 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3056 # Look for libnosys.a in case the target needs it.
3057 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3058 # Most targets have the linker script in the source directory.
3059 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3070 x86_64-*mingw* | *-w64-mingw*)
3071 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3072 # however, use a symlink named 'mingw' in ${prefix} .
3073 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3076 # MinGW can't be handled as Cygwin above since it does not use newlib.
3077 FLAGS_FOR_TARGET=$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'
3081 # Allow the user to override the flags for
3082 # our build compiler if desired.
3083 if test x"${build}" = x"${host}" ; then
3084 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3085 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3086 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3089 # On Canadian crosses, we'll be searching the right directories for
3090 # the previously-installed cross compiler, so don't bother to add
3091 # flags for directories within the install tree of the compiler
3092 # being built; programs in there won't even run.
3093 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3094 # Search for pre-installed headers if nothing else fits.
3095 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3098 if test "x${use_gnu_ld}" = x &&
3099 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3100 # Arrange for us to find uninstalled linker scripts.
3101 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3104 # Search for other target-specific linker scripts and such.
3107 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3111 # Makefile fragments.
3112 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3114 eval fragval=\$$frag
3115 if test $fragval != /dev/null; then
3116 eval $frag=${srcdir}/$fragval
3119 AC_SUBST_FILE(host_makefile_frag)
3120 AC_SUBST_FILE(target_makefile_frag)
3121 AC_SUBST_FILE(alphaieee_frag)
3122 AC_SUBST_FILE(ospace_frag)
3124 # Miscellanea: directories, flags, etc.
3125 AC_SUBST(RPATH_ENVVAR)
3126 AC_SUBST(GCC_SHLIB_SUBDIR)
3128 AC_SUBST(build_tooldir)
3129 AC_SUBST(CONFIGURE_GDB_TK)
3131 AC_SUBST(INSTALL_GDB_TK)
3133 # Build module lists & subconfigure args.
3134 AC_SUBST(build_configargs)
3135 AC_SUBST(build_configdirs)
3137 # Host module lists & subconfigure args.
3138 AC_SUBST(host_configargs)
3139 AC_SUBST(configdirs)
3140 AC_SUBST(target_configdirs)
3142 # Target module lists & subconfigure args.
3143 AC_SUBST(target_configargs)
3147 AC_SUBST(AR_FOR_BUILD)
3148 AC_SUBST(AS_FOR_BUILD)
3149 AC_SUBST(CC_FOR_BUILD)
3150 AC_SUBST(CFLAGS_FOR_BUILD)
3151 AC_SUBST(CXXFLAGS_FOR_BUILD)
3152 AC_SUBST(CXX_FOR_BUILD)
3153 AC_SUBST(DLLTOOL_FOR_BUILD)
3154 AC_SUBST(GCJ_FOR_BUILD)
3155 AC_SUBST(GFORTRAN_FOR_BUILD)
3156 AC_SUBST(LDFLAGS_FOR_BUILD)
3157 AC_SUBST(LD_FOR_BUILD)
3158 AC_SUBST(NM_FOR_BUILD)
3159 AC_SUBST(RANLIB_FOR_BUILD)
3160 AC_SUBST(WINDMC_FOR_BUILD)
3161 AC_SUBST(WINDRES_FOR_BUILD)
3162 AC_SUBST(config_shell)
3164 # Generate default definitions for YACC, M4, LEX and other programs that run
3165 # on the build machine. These are used if the Makefile can't locate these
3166 # programs in objdir.
3167 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3169 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3170 case " $build_configdirs " in
3171 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3172 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3175 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3176 case " $build_configdirs " in
3177 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3180 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3181 case " $build_configdirs " in
3182 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3185 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3186 case " $build_configdirs " in
3187 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3188 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3191 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3192 case " $build_configdirs " in
3193 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3196 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3197 case " $build_configdirs " in
3198 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3201 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3202 # higher, else we use the "missing" dummy.
3203 if ${MAKEINFO} --version \
3204 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3207 MAKEINFO="$MISSING makeinfo"
3213 # FIXME: expect and dejagnu may become build tools?
3215 AC_CHECK_PROGS(EXPECT, expect, expect)
3216 case " $configdirs " in
3218 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3222 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3223 case " $configdirs " in
3225 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3231 NCN_STRICT_CHECK_TOOLS(AR, ar)
3232 NCN_STRICT_CHECK_TOOLS(AS, as)
3233 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3234 NCN_STRICT_CHECK_TOOLS(LD, ld)
3235 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3236 NCN_STRICT_CHECK_TOOLS(NM, nm)
3237 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3238 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3239 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3240 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3241 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3242 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3249 AC_ARG_WITH([build-time-tools],
3250 [ --with-build-time-tools=PATH
3251 use given path to find target tools during the build],
3252 [case x"$withval" in
3255 with_build_time_tools=
3256 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3259 [with_build_time_tools=])
3261 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3262 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3263 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3264 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3265 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3267 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3268 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3269 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3270 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3271 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3272 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3273 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3274 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3275 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3276 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3277 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3279 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3281 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3282 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3283 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3284 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3285 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3287 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3288 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3290 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3291 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3292 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3293 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3294 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3295 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3296 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3297 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3298 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3299 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3300 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3301 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3302 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3303 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3305 AC_SUBST(FLAGS_FOR_TARGET)
3306 AC_SUBST(RAW_CXX_FOR_TARGET)
3308 # Certain tools may need extra flags.
3309 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3310 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3311 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3313 # When building target libraries, except in a Canadian cross, we use
3314 # the same toolchain as the compiler we just built.
3315 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3316 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3317 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3318 if test $host = $build; then
3319 case " $configdirs " in
3321 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3322 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3323 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3328 AC_SUBST(COMPILER_AS_FOR_TARGET)
3329 AC_SUBST(COMPILER_LD_FOR_TARGET)
3330 AC_SUBST(COMPILER_NM_FOR_TARGET)
3332 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3333 AC_ARG_ENABLE(maintainer-mode,
3334 [ --enable-maintainer-mode enable make rules and dependencies not useful
3335 (and sometimes confusing) to the casual installer],
3336 USE_MAINTAINER_MODE=$enableval,
3337 USE_MAINTAINER_MODE=no)
3338 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3339 AC_SUBST(MAINTAINER_MODE_TRUE)
3340 AC_SUBST(MAINTAINER_MODE_FALSE)
3341 if test "$USE_MAINTAINER_MODE" = yes; then
3342 MAINTAINER_MODE_TRUE=
3343 MAINTAINER_MODE_FALSE='#'
3345 MAINTAINER_MODE_TRUE='#'
3346 MAINTAINER_MODE_FALSE=
3348 MAINT=$MAINTAINER_MODE_TRUE
3351 # ---------------------
3352 # GCC bootstrap support
3353 # ---------------------
3355 # Stage specific cflags for build.
3360 yes) stage1_cflags="-g -Wa,-J" ;;
3361 *) stage1_cflags="-g -J" ;;
3365 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3366 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3367 saved_CFLAGS="$CFLAGS"
3369 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3370 CFLAGS="$CFLAGS -fkeep-inline-functions"
3371 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3373 #if (__GNUC__ < 3) \
3374 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3375 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3376 #error http://gcc.gnu.org/PR29382
3379 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3380 [AC_MSG_RESULT([no])])
3382 CFLAGS="$saved_CFLAGS"
3385 AC_SUBST(stage1_cflags)
3387 # Enable --enable-checking in stage1 of the compiler.
3388 AC_ARG_ENABLE(stage1-checking,
3389 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3391 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3392 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3393 stage1_checking=--enable-checking=yes,types
3395 stage1_checking=--enable-checking=$enable_checking,types
3397 AC_SUBST(stage1_checking)
3399 # Enable -Werror in bootstrap stage2 and later.
3400 AC_ARG_ENABLE(werror,
3401 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3402 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3407 case ${enable_werror} in
3408 yes) stage2_werror_flag="--enable-werror-always" ;;
3409 *) stage2_werror_flag="" ;;
3411 AC_SUBST(stage2_werror_flag)
3413 # Specify what files to not compare during bootstrap.
3415 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3417 hppa*64*-*-hpux*) ;;
3418 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3420 case " $configdirs " in
3421 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3423 AC_SUBST(compare_exclusions)
3425 AC_CONFIG_FILES([Makefile],
3426 [sed "$extrasub_build" Makefile |
3427 sed "$extrasub_host" |
3428 sed "$extrasub_target" > mf$$
3429 mv -f mf$$ Makefile],
3430 [extrasub_build="$extrasub_build"
3431 extrasub_host="$extrasub_host"
3432 extrasub_target="$extrasub_target"])