1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
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.
502 noconfigdirs="$noconfigdirs ${libgcj}"
507 # Remove unsupported stuff on all kaOS configurations.
508 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
509 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
510 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
511 noconfigdirs="$noconfigdirs target-libgloss"
514 # Skip some stuff on all NetBSD configurations.
515 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
517 # Skip some stuff that's unsupported on some NetBSD configurations.
519 i*86-*-netbsdelf*) ;;
520 arm*-*-netbsdelf*) ;;
522 noconfigdirs="$noconfigdirs ${libgcj}"
527 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
530 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
532 # The tpf target doesn't support gdb yet.
534 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
537 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
540 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
543 # ld works, but does not support shared libraries.
544 # newlib is not 64 bit ready. I'm not sure about fileutils.
545 # gas doesn't generate exception information.
546 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
549 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
552 # newlib is not 64 bit ready
553 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
556 # newlib is not 64 bit ready
557 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
560 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
563 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
565 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
566 noconfigdirs="$noconfigdirs ${libgcj}"
567 noconfigdirs="$noconfigdirs target-examples"
568 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
569 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
570 noconfigdirs="$noconfigdirs expect dejagnu"
571 # the C++ libraries don't build on top of CE's C libraries
572 noconfigdirs="$noconfigdirs target-libstdc++-v3"
573 noconfigdirs="$noconfigdirs target-newlib"
575 *-*-cygwin*) ;; # keep gdb and readline
576 *) noconfigdirs="$noconfigdirs gdb readline"
582 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
586 arm-*-coff | strongarm-*-coff | xscale-*-coff)
587 noconfigdirs="$noconfigdirs ${libgcj}"
590 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
591 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
594 arm*-*-linux-gnueabi)
595 noconfigdirs="$noconfigdirs target-qthreads"
596 case ${with_newlib} in
597 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
602 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
606 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
609 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
612 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
615 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
618 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
621 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
624 unsupported_languages="$unsupported_languages java"
625 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
626 if test x${is_cross_compiler} != xno ; then
627 target_configdirs="${target_configdirs} target-bsp target-cygmon"
631 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
633 c54x*-*-* | tic54x-*-*)
634 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
637 noconfigdirs="$noconfigdirs ${libgcj} gdb"
639 cris-*-* | crisv32-*-*)
640 unsupported_languages="$unsupported_languages java"
643 unsupported_languages="$unsupported_languages fortran"
644 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
646 noconfigdirs="$noconfigdirs target-boehm-gc";;
648 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
650 unsupported_languages="$unsupported_languages fortran"
651 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
656 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
659 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
662 noconfigdirs="$noconfigdirs ${libgcj} gdb"
664 ep9312-*-elf | ep9312-*-coff)
668 noconfigdirs="$noconfigdirs ${libgcj} gdb"
671 noconfigdirs="$noconfigdirs ${libgcj}"
674 noconfigdirs="$noconfigdirs ${libgcj}"
675 noconfigdirs="$noconfigdirs gprof"
678 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
681 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
683 hppa1.1-*-osf* | hppa1.1-*-bsd* )
685 hppa*64*-*-linux* | parisc*64*-*-linux*)
686 # In this case, it's because the hppa64-linux target is for
687 # the kernel only at this point and has no libc, and thus no
688 # headers, crt*.o, etc., all of which are needed by these.
689 noconfigdirs="$noconfigdirs target-zlib"
691 parisc*-*-linux* | hppa*-*-linux*)
697 noconfigdirs="$noconfigdirs ${libgcj}"
700 noconfigdirs="$noconfigdirs ld shellutils"
706 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
707 # build on HP-UX 10.20.
708 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
711 noconfigdirs="$noconfigdirs ${libgcj} gdb"
714 # No gdb support yet.
715 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
718 # No gdb or ld support yet.
719 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
722 # No gdb or ld support yet.
723 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
727 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
728 noconfigdirs="$noconfigdirs ${libgcj}"
731 i[[3456789]]86-*-linux*)
732 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
733 # not build java stuff by default.
736 noconfigdirs="$noconfigdirs ${libgcj}";;
739 # This section makes it possible to build newlib natively on linux.
740 # If we are using a cross compiler then don't configure newlib.
741 if test x${is_cross_compiler} != xno ; then
742 noconfigdirs="$noconfigdirs target-newlib"
744 noconfigdirs="$noconfigdirs target-libgloss"
745 # If we are not using a cross compiler, do configure newlib.
746 # Note however, that newlib will only be configured in this situation
747 # if the --with-newlib option has been given, because otherwise
748 # 'target-newlib' will appear in skipdirs.
750 i[[3456789]]86-w64-mingw*)
751 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
753 i[[3456789]]86-*-mingw*)
754 target_configdirs="$target_configdirs target-winsup"
755 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
758 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
761 target_configdirs="$target_configdirs target-libtermcap target-winsup"
762 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
763 # always build newlib if winsup directory is present.
764 if test -d "$srcdir/winsup/cygwin"; then
765 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
766 elif test -d "$srcdir/newlib"; then
767 echo "Warning: winsup/cygwin is missing so newlib can't be built."
770 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
771 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
774 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
776 i[[3456789]]86-*-sco3.2v5*)
777 # The linker does not yet know about weak symbols in COFF,
778 # and is not configured to handle mixed ELF and COFF.
779 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
781 i[[3456789]]86-*-sco*)
782 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
784 i[[3456789]]86-*-solaris2*)
785 noconfigdirs="$noconfigdirs target-libgloss"
787 i[[3456789]]86-*-sysv4*)
788 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
790 i[[3456789]]86-*-beos*)
791 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
793 i[[3456789]]86-*-rdos*)
794 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
797 noconfigdirs="$noconfigdirs ${libgcj}"
799 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
800 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
804 noconfigdirs="$noconfigdirs ${libgcj}"
807 noconfigdirs="$noconfigdirs ${libgcj}"
813 # The EPOC C++ environment does not support exceptions or rtti,
814 # and so building libstdc++-v3 tends not to always work.
815 noconfigdirs="$noconfigdirs target-libstdc++-v3"
818 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
819 unsupported_languages="$unsupported_languages fortran java"
822 noconfigdirs="$noconfigdirs ${libgcj}"
825 noconfigdirs="$noconfigdirs ${libgcj}"
828 noconfigdirs="$noconfigdirs sim"
831 # copied from rs6000-*-* entry
832 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
834 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
835 target_configdirs="$target_configdirs target-winsup"
836 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
837 # always build newlib.
838 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
840 # This is temporary until we can link against shared libraries
841 powerpcle-*-solaris*)
842 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
846 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
849 noconfigdirs="$noconfigdirs ${libgcj}"
852 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
856 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
859 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
862 noconfigdirs="$noconfigdirs gprof ${libgcj}"
865 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
868 noconfigdirs="$noconfigdirs gprof ${libgcj}"
871 skipdirs="$skipdirs target-libiberty"
872 noconfigdirs="$noconfigdirs ${libgcj}"
873 if test x$with_newlib = xyes; then
874 noconfigdirs="$noconfigdirs gprof"
879 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
882 # Linking libjava exceeds command-line length limits on at least
883 # IRIX 6.2, but not on IRIX 6.5.
884 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
885 # <oldham@codesourcery.com>
886 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
889 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
892 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
895 noconfigdirs="$noconfigdirs gprof ${libgcj}"
899 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
903 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
904 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
905 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
906 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
910 noconfigdirs="$noconfigdirs ${libgcj}" ;;
912 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
915 sparclet-*-aout* | sparc86x-*-*)
919 noconfigdirs="$noconfigdirs ${libgcj}"
922 noconfigdirs="$noconfigdirs ${libgcj}"
926 noconfigdirs="$noconfigdirs ${libgcj}"
930 noconfigdirs="$noconfigdirs ${libgcj}"
931 if test x${is_cross_compiler} != xno ; then
932 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
937 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
938 noconfigdirs="$noconfigdirs ${libgcj}"
940 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
943 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
946 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
949 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
952 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
955 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
958 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
961 noconfigdirs="$noconfigdirs ${libgcj}"
964 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
966 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
967 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
970 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
973 noconfigdirs="$noconfigdirs ${libgcj}"
977 # If we aren't building newlib, then don't build libgloss, since libgloss
978 # depends upon some newlib header files.
979 case "${noconfigdirs}" in
980 *target-libgloss*) ;;
981 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
984 # Work in distributions that contain no compiler tools, like Autoconf.
986 host_makefile_frag=/dev/null
987 if test -d ${srcdir}/config ; then
990 # Avoid "too much defining" errors from HPUX compiler.
991 tentative_cc="cc -Wp,-H256000"
992 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
993 # If it's HP/UX ar, this should be harmless.
997 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1000 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1001 # chokes on bfd, the compiler won't let you assign integers to enums, and
1002 # other problems. Defining CC to gcc is a questionable way to say "don't use
1003 # the apollo compiler" (the preferred version of GCC could be called cc,
1004 # or whatever), but I'm not sure leaving CC as cc is any better...
1005 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1006 # Used to have BISON=yacc.
1010 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1013 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1014 tentative_cc="cc -Xa"
1015 host_makefile_frag="config/mh-cxux"
1017 m88k-motorola-sysv*)
1020 tentative_cc="cc -Wf,-XNg1000"
1021 host_makefile_frag="config/mh-decstation"
1024 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1025 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1026 host_makefile_frag="config/mh-necv4"
1029 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1030 # environment. Also bump switch table size so that cp-parse will
1031 # compile. Bump string length limit so linker builds.
1032 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1035 host_makefile_frag="config/mh-sysv4"
1038 # This is for a MIPS running RISC/os 4.52C.
1040 # This is needed for GDB, but needs to be in the top-level make because
1041 # if a library is compiled with the bsd headers and gets linked with the
1042 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1043 # a different size).
1044 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1045 # known except to select the sysv environment. Could we use /proc instead?
1046 # These "sysv environments" and "bsd environments" often end up being a pain.
1048 # This is not part of CFLAGS because perhaps not all C compilers have this
1050 tentative_cc="cc -systype sysv"
1055 i[[3456789]]86-*-sysv5*)
1056 host_makefile_frag="config/mh-sysv5"
1058 i[[3456789]]86-*-dgux*)
1059 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1060 host_makefile_frag="config/mh-dgux386"
1062 i[[3456789]]86-ncr-sysv4.3*)
1063 # The MetaWare compiler will generate a copyright message unless you
1064 # turn it off by adding the -Hnocopyr flag.
1065 tentative_cc="cc -Hnocopyr"
1067 i[[3456789]]86-ncr-sysv4*)
1068 # for an NCR 3000 (i486/SVR4) system.
1069 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1070 # This compiler not only emits obnoxious copyright messages every time
1071 # you run it, but it chokes and dies on a whole bunch of GNU source
1072 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1073 tentative_cc="/usr/ccs/ATT/cc"
1074 host_makefile_frag="config/mh-ncr3000"
1076 i[[3456789]]86-*-sco3.2v5*)
1078 i[[3456789]]86-*-sco*)
1079 # The native C compiler botches some simple uses of const. Unfortunately,
1080 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1081 tentative_cc="cc -Dconst="
1082 host_makefile_frag="config/mh-sco"
1084 i[[3456789]]86-*-udk*)
1085 host_makefile_frag="config/mh-sysv5"
1087 i[[3456789]]86-*-solaris2*)
1088 host_makefile_frag="config/mh-sysv4"
1090 i[[3456789]]86-*-msdosdjgpp*)
1091 host_makefile_frag="config/mh-djgpp"
1094 ACX_CHECK_CYGWIN_CAT_WORKS
1095 host_makefile_frag="config/mh-cygwin"
1098 host_makefile_frag="config/mh-mingw"
1101 host_makefile_frag="config/mh-interix"
1104 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1108 host_makefile_frag="config/mh-solaris"
1111 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1112 # without overflowing the jump tables (-J says to use a 32 bit table)
1113 tentative_cc="cc -J"
1116 tentative_cc="cc -Wp,-H256000"
1117 host_makefile_frag="config/mh-pa-hpux10"
1119 hppa*-hp-hpux* | hppa*-*-hiux*)
1120 tentative_cc="cc -Wp,-H256000"
1121 host_makefile_frag="config/mh-pa"
1124 host_makefile_frag="config/mh-pa"
1126 *-hp-hpux* | *-*-hiux*)
1127 tentative_cc="cc -Wp,-H256000"
1130 # /bin/cc is less than useful for our purposes. Always use GCC
1131 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1132 host_makefile_frag="config/mh-lynxrs6k"
1135 host_makefile_frag="config/mh-ppc-darwin"
1138 host_makefile_frag="config/mh-ppc-aix"
1141 host_makefile_frag="config/mh-ppc-aix"
1144 # /bin/cc is less than useful for our purposes. Always use GCC
1145 tentative_cc="/bin/gcc"
1148 host_makefile_frag="config/mh-sysv4"
1150 # This is placed last to prevent interfering with the cases above.
1152 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1153 host_makefile_frag="config/mh-x86omitfp"
1158 # If we aren't going to be using gcc, see if we can extract a definition
1159 # of CC from the fragment.
1160 # Actually, use the 'pre-extracted' version above.
1161 if test -z "${CC}" && test "${build}" = "${host}" ; then
1162 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1164 for dir in $PATH; do
1165 test -z "$dir" && dir=.
1166 if test -f $dir/gcc; then
1172 if test -z "${found}" && test -n "${tentative_cc}" ; then
1177 if test "${build}" != "${host}" ; then
1178 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1179 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1180 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1181 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1182 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1183 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1184 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1185 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1186 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1187 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1188 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1189 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1191 AR_FOR_BUILD="\$(AR)"
1192 AS_FOR_BUILD="\$(AS)"
1193 CC_FOR_BUILD="\$(CC)"
1194 CXX_FOR_BUILD="\$(CXX)"
1195 GCJ_FOR_BUILD="\$(GCJ)"
1196 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1197 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1198 LD_FOR_BUILD="\$(LD)"
1199 NM_FOR_BUILD="\$(NM)"
1200 RANLIB_FOR_BUILD="\$(RANLIB)"
1201 WINDRES_FOR_BUILD="\$(WINDRES)"
1202 WINDMC_FOR_BUILD="\$(WINDMC)"
1208 # We must set the default linker to the linker used by gcc for the correct
1209 # operation of libtool. If LD is not defined and we are using gcc, try to
1210 # set the LD default to the ld used by gcc.
1211 if test -z "$LD"; then
1212 if test "$GCC" = yes; then
1215 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1217 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1219 case $gcc_prog_ld in
1220 # Accept absolute paths.
1221 [[\\/]* | [A-Za-z]:[\\/]*)]
1222 LD="$gcc_prog_ld" ;;
1228 ACX_PROG_CMP_IGNORE_INITIAL
1230 # See if we are building gcc with C++.
1231 AC_ARG_ENABLE(build-with-cxx,
1232 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1233 ENABLE_BUILD_WITH_CXX=$enableval,
1234 ENABLE_BUILD_WITH_CXX=no)
1236 # Used for setting $lt_cv_objdir
1239 # Check for GMP, MPFR and MPC
1240 gmplibs="-lmpc -lmpfr -lgmp"
1244 # Specify a location for mpc
1245 # check for this first so it ends up on the link line before mpfr.
1246 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1247 Equivalent to --with-mpc-include=PATH/include
1248 plus --with-mpc-lib=PATH/lib])
1249 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1250 specify directory for installed MPC include files])
1251 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1253 if test "x$with_mpc" != x; then
1254 gmplibs="-L$with_mpc/lib $gmplibs"
1255 gmpinc="-I$with_mpc/include $gmpinc"
1257 if test "x$with_mpc_include" != x; then
1258 gmpinc="-I$with_mpc_include $gmpinc"
1260 if test "x$with_mpc_lib" != x; then
1261 gmplibs="-L$with_mpc_lib $gmplibs"
1263 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1264 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1265 gmpinc='-I$$s/mpc/src '"$gmpinc"
1266 # Do not test the mpc version. Assume that it is sufficient, since
1267 # it is in the source tree, and the library has not been built yet
1268 # but it would be included on the link line in the version check below
1269 # hence making the test fail.
1273 # Specify a location for mpfr
1274 # check for this first so it ends up on the link line before gmp.
1275 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1276 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1277 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1279 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1280 Equivalent to --with-mpfr-include=PATH/include
1281 plus --with-mpfr-lib=PATH/lib])
1282 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1283 specify directory for installed MPFR include files])
1284 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1286 if test "x$with_mpfr" != x; then
1287 gmplibs="-L$with_mpfr/lib $gmplibs"
1288 gmpinc="-I$with_mpfr/include $gmpinc"
1290 if test "x$with_mpfr_include" != x; then
1291 gmpinc="-I$with_mpfr_include $gmpinc"
1293 if test "x$with_mpfr_lib" != x; then
1294 gmplibs="-L$with_mpfr_lib $gmplibs"
1296 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1297 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1298 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1299 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1300 # Do not test the mpfr version. Assume that it is sufficient, since
1301 # it is in the source tree, and the library has not been built yet
1302 # but it would be included on the link line in the version check below
1303 # hence making the test fail.
1307 # Specify a location for gmp
1308 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1309 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1310 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1312 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1313 Equivalent to --with-gmp-include=PATH/include
1314 plus --with-gmp-lib=PATH/lib])
1315 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1316 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1319 if test "x$with_gmp" != x; then
1320 gmplibs="-L$with_gmp/lib $gmplibs"
1321 gmpinc="-I$with_gmp/include $gmpinc"
1323 if test "x$with_gmp_include" != x; then
1324 gmpinc="-I$with_gmp_include $gmpinc"
1326 if test "x$with_gmp_lib" != x; then
1327 gmplibs="-L$with_gmp_lib $gmplibs"
1329 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1330 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1331 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1332 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
1333 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1334 # Do not test the gmp version. Assume that it is sufficient, since
1335 # it is in the source tree, and the library has not been built yet
1336 # but it would be included on the link line in the version check below
1337 # hence making the test fail.
1341 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1343 saved_CFLAGS="$CFLAGS"
1344 CFLAGS="$CFLAGS $gmpinc"
1345 # Check GMP actually works
1346 AC_MSG_CHECKING([for correct version of gmp.h])
1347 AC_TRY_COMPILE([#include "gmp.h"],[
1348 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 2)
1351 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1353 # If we have GMP, check the MPFR version.
1354 if test x"$have_gmp" = xyes; then
1355 dnl MPFR 2.3.1 is acceptable, but MPFR 2.3.2 is better.
1356 AC_MSG_CHECKING([for correct version of mpfr.h])
1357 AC_TRY_COMPILE([#include <gmp.h>
1358 #include <mpfr.h>],[
1359 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1362 ], AC_TRY_COMPILE([#include <gmp.h>
1363 #include <mpfr.h>],[
1364 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,2)
1367 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])]),
1368 [AC_MSG_RESULT([no]); have_gmp=no])
1371 # Check for the MPC header version.
1372 if test x"$have_gmp" = xyes ; then
1373 AC_MSG_CHECKING([for the correct version of mpc.h])
1374 AC_TRY_COMPILE([#include <mpc.h>],[
1375 #if MPC_VERSION < MPC_VERSION_NUM (0,8,0)
1378 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1381 # Now check the MPFR library.
1382 if test x"$have_gmp" = xyes; then
1384 LIBS="$LIBS $gmplibs"
1385 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1386 AC_TRY_LINK([#include <mpc.h>],[
1393 mpfr_atan2 (n, n, x, GMP_RNDN);
1394 mpfr_erfc (n, x, GMP_RNDN);
1395 mpfr_subnormalize (x, t, GMP_RNDN);
1399 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1400 mpc_cosh (c, c, MPC_RNDNN);
1401 mpc_pow (c, c, c, MPC_RNDNN);
1402 mpc_acosh (c, c, MPC_RNDNN);
1404 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1408 CFLAGS="$saved_CFLAGS"
1410 if test x$have_gmp != xyes; then
1411 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.2+ and MPC 0.8.0+.
1412 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1413 their locations. Source code for these libraries can be found at
1414 their respective hosting sites as well as at
1415 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1416 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1417 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1418 make sure that you have installed both the libraries and the header
1419 files. They may be located in separate packages.])
1423 # Flags needed for both GMP, MPFR and/or MPC.
1426 AC_SUBST(extra_mpfr_configure_flags)
1427 AC_SUBST(extra_mpc_gmp_configure_flags)
1428 AC_SUBST(extra_mpc_mpfr_configure_flags)
1430 # Allow host libstdc++ to be specified for static linking with PPL.
1431 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1432 when linking with PPL])
1434 case $with_host_libstdcxx in
1436 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1440 # Linker flags to use for stage1 or when not boostrapping.
1441 AC_ARG_WITH(stage1-ldflags,
1442 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1443 [if test "$withval" = "no" -o "$withval" = "yes"; then
1446 stage1_ldflags=$withval
1449 AC_SUBST(stage1_ldflags)
1451 # Libraries to use for stage1 or when not bootstrapping.
1452 AC_ARG_WITH(stage1-libs,
1453 [ -with-stage1-libs=LIBS Libraries for stage1],
1454 [if test "$withval" = "no" -o "$withval" = "yes"; then
1457 stage1_libs=$withval
1459 [stage1_libs=$with_host_libstdcxx])
1460 AC_SUBST(stage1_libs)
1462 # Libraries to use for stage2 and later builds. This defaults to the
1463 # argument passed to --with-host-libstdcxx.
1464 AC_ARG_WITH(boot-libs,
1465 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1466 [if test "$withval" = "no" -o "$withval" = "yes"; then
1469 poststage1_libs=$withval
1471 [poststage1_libs=$with_host_libstdcxx])
1472 AC_SUBST(poststage1_libs)
1474 # Linker flags to use for stage2 and later builds.
1475 AC_ARG_WITH(boot-ldflags,
1476 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1477 [if test "$withval" = "no" -o "$withval" = "yes"; then
1480 poststage1_ldflags=$withval
1482 [poststage1_ldflags=
1483 # With --enable-build-with-cxx, default to linking libstdc++ and
1484 # libgcc statically. But if the user explicitly specified the
1485 # libraries to use, trust that they are doing what they want.
1486 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1487 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1489 AC_SUBST(poststage1_ldflags)
1493 ppl_minor_version=10
1494 ppllibs=" -lppl_c -lppl -lgmpxx"
1497 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1498 Equivalent to --with-ppl-include=PATH/include
1499 plus --with-ppl-lib=PATH/lib])
1500 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1501 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1510 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1511 pplinc="-I$with_ppl/include $pplinc"
1514 if test "x$with_ppl_include" != x; then
1515 pplinc="-I$with_ppl_include $pplinc"
1517 if test "x$with_ppl_lib" != x; then
1518 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1520 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1521 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1522 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1523 enable_ppl_version_check=no
1526 AC_ARG_ENABLE(ppl-version-check,
1527 [ --disable-ppl-version-check disable check for PPL version],
1528 ENABLE_PPL_CHECK=$enableval,
1529 ENABLE_PPL_CHECK=yes)
1531 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1532 saved_CFLAGS="$CFLAGS"
1533 CFLAGS="$CFLAGS $pplinc $gmpinc"
1534 AC_MSG_CHECKING([for version $ppl_major_version.$ppl_minor_version of PPL])
1535 AC_TRY_COMPILE([#include "ppl_c.h"],[
1536 #if PPL_VERSION_MAJOR != $ppl_major_version || PPL_VERSION_MINOR != $ppl_minor_version
1539 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1540 CFLAGS="$saved_CFLAGS"
1543 # Flags needed for PPL
1549 clooglibs=" -lcloog "
1550 clooginc=" -DCLOOG_PPL_BACKEND "
1552 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1553 Equivalent to --with-cloog-include=PATH/include
1554 plus --with-cloog-lib=PATH/lib])
1555 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1556 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1558 if test "x$with_ppl" = "xno"; then
1570 clooglibs="-L$with_cloog/lib -lcloog"
1571 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1574 if test "x$with_cloog_include" != x; then
1575 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1577 if test "x$with_cloog_lib" != x; then
1578 clooglibs="-L$with_cloog_lib -lcloog"
1580 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1581 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
1582 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1583 enable_cloog_version_check=no
1586 AC_ARG_ENABLE(cloog-version-check,
1587 [ --disable-cloog-version-check disable check for CLooG version],
1588 ENABLE_CLOOG_CHECK=$enableval,
1589 ENABLE_CLOOG_CHECK=yes)
1591 if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
1592 saved_CFLAGS="$CFLAGS"
1593 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1594 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
1595 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1596 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
1599 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1600 CFLAGS="$saved_CFLAGS"
1603 # Flags needed for CLOOG
1607 # Check for LTO support.
1609 [ --enable-lto enable link time optimization support],
1610 enable_lto=$enableval,
1611 enable_lto=yes; default_enable_lto=yes)
1613 ACX_ELF_TARGET_IFELSE([],
1614 if test x"$default_enable_lto" = x"yes" ; then
1617 if test x"$enable_lto" = x"yes"; then
1618 AC_MSG_ERROR([LTO support requires an ELF target.])
1621 default_enable_lto=no)
1623 if test x"$enable_lto" = x"yes" ; then
1624 # Make sure that libelf.h and gelf.h are available.
1625 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1626 Equivalent to --with-libelf-include=PATH/include
1627 plus --with-libelf-lib=PATH/lib])
1629 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1631 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1633 saved_CFLAGS="$CFLAGS"
1634 saved_CPPFLAGS="$CPPFLAGS"
1637 case $with_libelf in
1640 libelfinc="-I/usr/include/libelf"
1643 libelflibs="-L$with_libelf/lib -lelf"
1644 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1645 LIBS="$libelflibs $LIBS"
1649 if test "x$with_libelf_include" != x; then
1650 libelfinc="-I$with_libelf_include"
1653 if test "x$with_libelf_lib" != x; then
1654 libelflibs="-L$with_libelf_lib -lelf"
1655 LIBS="$libelflibs $LIBS"
1658 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1659 && test -d ${srcdir}/libelf; then
1660 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1661 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
1662 LIBS="$libelflibs $LIBS"
1666 CFLAGS="$CFLAGS $libelfinc"
1667 CPPFLAGS="$CPPFLAGS $libelfinc"
1668 LIBS="$LIBS $libelflibs"
1670 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1671 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1673 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1674 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1676 # If we couldn't find libelf.h and the user forced it, emit an error.
1677 if test x"$have_libelf_h" != x"yes" \
1678 && test x"$have_libelf_libelf_h" != x"yes" ; then
1679 if test x"$default_enable_lto" != x"yes" ; then
1680 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1688 # If we couldn't find gelf.h and the user forced it, emit an error.
1689 if test x"$have_gelf_h" != x"yes" \
1690 && test x"$have_libelf_gelf_h" != x"yes" ; then
1691 if test x"$default_enable_lto" != x"yes" ; then
1692 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1700 # Check that the detected libelf has the functions we need. We cannot
1701 # rely on just detecting the headers since they do not include
1702 # versioning information. Add functions, if needed.
1703 if test x"$enable_lto" = x"yes" ; then
1704 AC_MSG_CHECKING([for the correct version of libelf])
1706 [#include <libelf.h>],[
1710 elf_strptr (0, 0, 0);
1711 elf_getident (0, 0);
1712 elf_getshdrstrndx (0, 0);
1713 elf_begin (0, 0, 0);
1717 [AC_MSG_RESULT([yes]);],
1718 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1721 # If we couldn't enable LTO and the user forced it, emit an error.
1722 if test x"$enable_lto" = x"no" \
1723 && test x"$default_enable_lto" != x"yes" ; then
1724 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1725 Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1726 to specify its location.])
1730 CFLAGS="$saved_CFLAGS"
1731 CPPFLAGS="$saved_CPPFLAGS"
1736 # Flags needed for libelf.
1737 AC_SUBST(libelflibs)
1742 # By default, C is the only stage 1 language.
1743 stage1_languages=,c,
1745 # Target libraries that we bootstrap.
1746 bootstrap_target_libs=,target-libgcc,
1748 # Figure out what language subdirectories are present.
1749 # Look if the user specified --enable-languages="..."; if not, use
1750 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1752 # NB: embedded tabs in this IF block -- do not untabify
1753 if test -d ${srcdir}/gcc; then
1754 if test x"${enable_languages+set}" != xset; then
1755 if test x"${LANGUAGES+set}" = xset; then
1756 enable_languages="${LANGUAGES}"
1757 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1759 enable_languages=all
1762 if test x"${enable_languages}" = x ||
1763 test x"${enable_languages}" = xyes;
1765 echo configure.in: --enable-languages needs at least one language argument 1>&2
1769 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1771 # 'f95' is the old name for the 'fortran' language. We issue a warning
1772 # and make the substitution.
1773 case ,${enable_languages}, in
1775 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1776 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1780 # First scan to see if an enabled language requires some other language.
1781 # We assume that a given config-lang.in will list all the language
1782 # front ends it requires, even if some are required indirectly.
1783 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1784 case ${lang_frag} in
1786 # The odd quoting in the next line works around
1787 # an apparent bug in bash 1.12 on linux.
1788 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1790 # From the config-lang.in, get $language, $lang_requires
1794 for other in ${lang_requires} ; do
1795 case ,${enable_languages}, in
1799 echo " \`$other' language required by \`$language'; enabling" 1>&2
1800 enable_languages="${enable_languages},${other}"
1808 new_enable_languages=,c,
1810 # If LTO is enabled, add the LTO front end.
1811 extra_host_libiberty_configure_flags=
1812 if test "$enable_lto" = "yes" ; then
1813 case ,${enable_languages}, in
1815 *) enable_languages="${enable_languages},lto" ;;
1817 if test "${ENABLE_GOLD}" = "yes" ; then
1818 configdirs="$configdirs lto-plugin"
1819 extra_host_libiberty_configure_flags=--enable-shared
1822 AC_SUBST(extra_host_libiberty_configure_flags)
1824 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1825 potential_languages=,c,
1827 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1828 case ${lang_frag} in
1830 # The odd quoting in the next line works around
1831 # an apparent bug in bash 1.12 on linux.
1832 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1834 # From the config-lang.in, get $language, $target_libs,
1835 # $lang_dirs, $boot_language, and $build_by_default
1841 build_by_default=yes
1843 if test x${language} = x; then
1844 echo "${lang_frag} doesn't set \$language." 1>&2
1848 if test "$language" = "c++" \
1849 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1853 case ,${enable_languages}, in
1855 # Language was explicitly selected; include it.
1859 # 'all' was selected, select it if it is a default language
1860 add_this_lang=${build_by_default}
1867 # Disable languages that need other directories if these aren't available.
1868 for i in $subdir_requires; do
1869 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1870 case ,${enable_languages}, in
1872 # Specifically requested language; tell them.
1873 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1877 add_this_lang=unsupported
1882 # Disable Ada if no preexisting GNAT is available.
1883 case ,${enable_languages},:${language}:${have_gnat} in
1884 *,${language},*:ada:no)
1885 # Specifically requested language; tell them.
1886 AC_MSG_ERROR([GNAT is required to build $language])
1890 add_this_lang=unsupported
1894 # Disable a language that is unsupported by the target.
1895 case " $unsupported_languages " in
1897 add_this_lang=unsupported
1901 case $add_this_lang in
1903 # Remove language-dependent dirs.
1904 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1907 # Remove language-dependent dirs; still show language as supported.
1908 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1909 potential_languages="${potential_languages}${language},"
1912 new_enable_languages="${new_enable_languages}${language},"
1913 potential_languages="${potential_languages}${language},"
1914 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1915 case "${boot_language}:,$enable_stage1_languages," in
1916 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1917 # Add to (comma-separated) list of stage 1 languages.
1918 case ",$stage1_languages," in
1919 *,$language,* | ,yes, | ,all,) ;;
1920 *) stage1_languages="${stage1_languages}${language}," ;;
1922 # We need to bootstrap any supporting libraries.
1923 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1932 AC_ARG_ENABLE(stage1-languages,
1933 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1934 stage1. Mostly useful for compiler development.],
1935 [case ,${enable_stage1_languages}, in
1937 # Set it to something that will have no effect in the loop below
1938 enable_stage1_languages=c ;;
1940 enable_stage1_languages=`echo $new_enable_languages | \
1941 sed -e "s/^,//" -e "s/,$//" ` ;;
1943 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1944 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1947 # Add "good" languages from enable_stage1_languages to stage1_languages,
1948 # while "bad" languages go in missing_languages. Leave no duplicates.
1949 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1950 case $potential_languages in
1952 case $stage1_languages in
1954 *) stage1_languages="$stage1_languages$i," ;;
1957 case $missing_languages in
1959 *) missing_languages="$missing_languages$i," ;;
1964 # Remove leading/trailing commas that were added for simplicity
1965 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1966 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1967 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1968 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1970 if test "x$missing_languages" != x; then
1972 The following requested languages could not be built: ${missing_languages}
1973 Supported languages are: ${potential_languages}])
1975 if test "x$new_enable_languages" != "x$enable_languages"; then
1976 echo The following languages will be built: ${new_enable_languages}
1977 enable_languages="$new_enable_languages"
1980 AC_SUBST(stage1_languages)
1981 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1984 # Handle --disable-<component> generically.
1985 for dir in $configdirs $build_configdirs $target_configdirs ; do
1986 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1987 varname=`echo $dirname | sed -e s/+/_/g`
1988 if eval test x\${enable_${varname}} "=" xno ; then
1989 noconfigdirs="$noconfigdirs $dir"
1993 # Check for Boehm's garbage collector
1994 AC_ARG_ENABLE(objc-gc,
1995 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1996 GNU Objective-C runtime],
1997 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1998 *,objc,*:*:yes:*target-boehm-gc*)
1999 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2003 # Make sure we only build Boehm's garbage collector if required.
2004 case ,${enable_languages},:${enable_objc_gc} in
2006 # Keep target-boehm-gc if requested for Objective-C.
2009 # Otherwise remove target-boehm-gc depending on target-libjava.
2010 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2011 noconfigdirs="$noconfigdirs target-boehm-gc"
2016 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2017 # $build_configdirs and $target_configdirs.
2018 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2021 for dir in . $skipdirs $noconfigdirs ; do
2022 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2023 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2024 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2025 if test -r $srcdir/$dirname/configure ; then
2026 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2029 notsupp="$notsupp $dir"
2033 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2034 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2035 if test -r $srcdir/$dirname/configure ; then
2036 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2039 notsupp="$notsupp $dir"
2043 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2044 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2045 if test -r $srcdir/$dirname/configure ; then
2046 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2049 notsupp="$notsupp $dir"
2055 # Sometimes the tools are distributed with libiberty but with no other
2056 # libraries. In that case, we don't want to build target-libiberty.
2057 # Don't let libgcc imply libiberty either.
2058 if test -n "${target_configdirs}" ; then
2061 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2062 if test "$i" = "libgcc"; then
2063 libgcc=target-libgcc
2064 elif test "$i" != "libiberty" ; then
2065 if test -r $srcdir/$i/configure ; then
2071 if test -z "${others}" ; then
2072 target_configdirs=$libgcc
2076 # Quietly strip out all directories which aren't configurable in this tree.
2077 # This relies on all configurable subdirectories being autoconfiscated, which
2079 build_configdirs_all="$build_configdirs"
2081 for i in ${build_configdirs_all} ; do
2082 j=`echo $i | sed -e s/build-//g`
2083 if test -f ${srcdir}/$j/configure ; then
2084 build_configdirs="${build_configdirs} $i"
2088 configdirs_all="$configdirs"
2090 for i in ${configdirs_all} ; do
2091 if test -f ${srcdir}/$i/configure ; then
2092 configdirs="${configdirs} $i"
2096 target_configdirs_all="$target_configdirs"
2098 for i in ${target_configdirs_all} ; do
2099 j=`echo $i | sed -e s/target-//g`
2100 if test -f ${srcdir}/$j/configure ; then
2101 target_configdirs="${target_configdirs} $i"
2105 # Produce a warning message for the subdirs we can't configure.
2106 # This isn't especially interesting in the Cygnus tree, but in the individual
2107 # FSF releases, it's important to let people know when their machine isn't
2108 # supported by the one or two programs in a package.
2110 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2111 # If $appdirs is non-empty, at least one of those directories must still
2112 # be configured, or we error out. (E.g., if the gas release supports a
2113 # specified target in some subdirs but not the gas subdir, we shouldn't
2114 # pretend that all is well.)
2115 if test -n "$appdirs" ; then
2116 for dir in $appdirs ; do
2117 if test -r $dir/Makefile.in ; then
2118 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2122 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2128 if test -n "$appdirs" ; then
2129 echo "*** This configuration is not supported by this package." 1>&2
2133 # Okay, some application will build, or we don't care to check. Still
2134 # notify of subdirs not getting built.
2135 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2136 echo " ${notsupp}" 1>&2
2137 echo " (Any other directories should still work fine.)" 1>&2
2145 # To find our prefix, in gcc_cv_tool_prefix.
2150 AC_ARG_WITH([build-sysroot],
2151 [ --with-build-sysroot=SYSROOT
2152 use sysroot as the system root during the build],
2153 [if test x"$withval" != x ; then
2154 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2156 [SYSROOT_CFLAGS_FOR_TARGET=])
2157 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2159 AC_ARG_WITH([debug-prefix-map],
2160 [ --with-debug-prefix-map='A=B C=D ...'
2161 map A to B, C to D ... in debug information],
2162 [if test x"$withval" != x; then
2163 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2164 for debug_map in $withval; do
2165 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2168 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2169 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2171 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2172 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2173 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2174 # We want to ensure that TARGET libraries (which we know are built with
2175 # gcc) are built with "-O2 -g", so include those options when setting
2176 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2177 if test "x$CFLAGS_FOR_TARGET" = x; then
2178 CFLAGS_FOR_TARGET=$CFLAGS
2181 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2184 *" -g "* | *" -g3 "*) ;;
2185 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2188 AC_SUBST(CFLAGS_FOR_TARGET)
2190 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2191 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2192 case " $CXXFLAGS " in
2194 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2196 case " $CXXFLAGS " in
2197 *" -g "* | *" -g3 "*) ;;
2198 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2201 AC_SUBST(CXXFLAGS_FOR_TARGET)
2203 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2204 # the named directory are copied to $(tooldir)/sys-include.
2205 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2206 if test x${is_cross_compiler} = xno ; then
2207 echo 1>&2 '***' --with-headers is only supported when cross compiling
2210 if test x"${with_headers}" != xyes ; then
2211 x=${gcc_cv_tool_prefix}
2212 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2216 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2217 # the name directories are copied to $(tooldir)/lib. Multiple directories
2219 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2220 if test x${is_cross_compiler} = xno ; then
2221 echo 1>&2 '***' --with-libs is only supported when cross compiling
2224 if test x"${with_libs}" != xyes ; then
2225 # Copy the libraries in reverse order, so that files in the first named
2226 # library override files in subsequent libraries.
2227 x=${gcc_cv_tool_prefix}
2228 for l in ${with_libs}; do
2229 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2234 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2236 # This is done by determining whether or not the appropriate directory
2237 # is available, and by checking whether or not specific configurations
2238 # have requested that this magic not happen.
2240 # The command line options always override the explicit settings in
2241 # configure.in, and the settings in configure.in override this magic.
2243 # If the default for a toolchain is to use GNU as and ld, and you don't
2244 # want to do that, then you should use the --without-gnu-as and
2245 # --without-gnu-ld options for the configure script. Similarly, if
2246 # the default is to use the included zlib and you don't want to do that,
2247 # you should use the --with-system-zlib option for the configure script.
2249 if test x${use_gnu_as} = x &&
2250 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2252 extra_host_args="$extra_host_args --with-gnu-as"
2255 if test x${use_gnu_ld} = x &&
2256 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2258 extra_host_args="$extra_host_args --with-gnu-ld"
2261 if test x${use_included_zlib} = x &&
2262 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2265 with_system_zlib=yes
2266 extra_host_args="$extra_host_args --with-system-zlib"
2269 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2270 # can detect this case.
2272 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2274 extra_host_args="$extra_host_args --with-newlib"
2277 # Handle ${copy_dirs}
2278 set fnord ${copy_dirs}
2280 while test $# != 0 ; do
2281 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2284 echo Copying $1 to $2
2286 # Use the install script to create the directory and all required
2287 # parent directories.
2288 if test -d $2 ; then
2292 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2295 # Copy the directory, assuming we have tar.
2296 # FIXME: Should we use B in the second tar? Not all systems support it.
2297 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2299 # It is the responsibility of the user to correctly adjust all
2300 # symlinks. If somebody can figure out how to handle them correctly
2301 # here, feel free to add the code.
2308 # Determine a target-dependent exec_prefix that the installed
2309 # gcc will search in. Keep this list sorted by triplet, with
2310 # the *-*-osname triplets last.
2314 md_exec_prefix=/gnu/lib/gcc-lib
2316 i[[34567]]86-pc-msdosdjgpp*)
2317 md_exec_prefix=/dev/env/DJDIR/bin
2319 i[[34567]]86-*-sco3.2v5*)
2320 if test $with_gnu_as = yes; then
2321 md_exec_prefix=/usr/gnu/bin
2323 md_exec_prefix=/usr/ccs/bin/elf
2328 powerpc-*-chorusos* | \
2329 powerpc*-*-eabi* | \
2330 powerpc*-*-sysv* | \
2331 powerpc*-*-kaos* | \
2333 md_exec_prefix=/usr/ccs/bin
2338 md_exec_prefix=/usr/ccs/bin
2353 md_exec_prefix=/usr/ccs/bin
2357 extra_arflags_for_target=
2358 extra_nmflags_for_target=
2359 extra_ranlibflags_for_target=
2360 target_makefile_frag=/dev/null
2363 target_makefile_frag="config/mt-mep"
2366 target_makefile_frag="config/mt-spu"
2369 target_makefile_frag="config/mt-sde"
2371 mipsisa*-*-elfoabi*)
2372 target_makefile_frag="config/mt-mips-elfoabi"
2374 mips*-*-*linux* | mips*-*-gnu*)
2375 target_makefile_frag="config/mt-mips-gnu"
2378 target_makefile_frag="config/mt-netware"
2380 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2381 target_makefile_frag="config/mt-gnu"
2383 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2384 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2385 # commands to handle both 32-bit and 64-bit objects. These flags are
2386 # harmless if we're using GNU nm or ar.
2387 extra_arflags_for_target=" -X32_64"
2388 extra_nmflags_for_target=" -B -X32_64"
2391 # ranlib from Darwin requires the -c flag to look at common symbols.
2392 extra_ranlibflags_for_target=" -c"
2394 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2395 target_makefile_frag="config/mt-wince"
2399 alphaieee_frag=/dev/null
2402 # This just makes sure to use the -mieee option to build target libs.
2403 # This should probably be set individually by each library.
2404 alphaieee_frag="config/mt-alphaieee"
2408 # If --enable-target-optspace always use -Os instead of -O2 to build
2409 # the target libraries, similarly if it is not specified, use -Os
2410 # on selected platforms.
2411 ospace_frag=/dev/null
2412 case "${enable_target_optspace}:${target}" in
2414 ospace_frag="config/mt-ospace"
2417 ospace_frag="config/mt-d30v"
2419 :m32r-* | :d10v-* | :fr30-*)
2420 ospace_frag="config/mt-ospace"
2425 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2429 # Default to using --with-stabs for certain targets.
2430 if test x${with_stabs} = x ; then
2432 mips*-*-irix[[56]]*)
2434 mips*-*-* | alpha*-*-osf*)
2436 extra_host_args="${extra_host_args} --with-stabs"
2441 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2442 # them automatically.
2445 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2449 # Some systems (e.g., one of the i386-aix systems the gas testers are
2450 # using) don't handle "\$" correctly, so don't use it here.
2451 tooldir='${exec_prefix}'/${target_noncanonical}
2452 build_tooldir=${tooldir}
2454 # Create a .gdbinit file which runs the one in srcdir
2455 # and tells GDB to look there for source files.
2457 if test -r ${srcdir}/.gdbinit ; then
2460 *) cat > ./.gdbinit <<EOF
2464 source ${srcdir}/.gdbinit
2470 # Make sure that the compiler is able to generate an executable. If it
2471 # can't, we are probably in trouble. We don't care whether we can run the
2472 # executable--we might be using a cross compiler--we only care whether it
2473 # can be created. At this point the main configure script has set CC.
2475 echo "int main () { return 0; }" > conftest.c
2476 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2477 if test $? = 0 ; then
2478 if test -s conftest || test -s conftest.exe ; then
2484 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2485 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2492 # The Solaris /usr/ucb/cc compiler does not appear to work.
2494 sparc-sun-solaris2*)
2495 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2496 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2498 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2499 if test -d /opt/cygnus/bin ; then
2500 if test "$could_use" = "" ; then
2501 could_use="/opt/cygnus/bin"
2503 could_use="$could_use or /opt/cygnus/bin"
2506 if test "$could_use" = "" ; then
2507 echo "Warning: compilation may fail because you're using"
2508 echo "/usr/ucb/cc. You should change your PATH or CC "
2509 echo "variable and rerun configure."
2511 echo "Warning: compilation may fail because you're using"
2512 echo "/usr/ucb/cc, when you should use the C compiler from"
2513 echo "$could_use. You should change your"
2514 echo "PATH or CC variable and rerun configure."
2520 # Decide which environment variable is used to find dynamic libraries.
2522 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2523 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2524 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2525 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2528 # On systems where the dynamic library environment variable is PATH,
2529 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2530 # built executables to PATH.
2531 if test "$RPATH_ENVVAR" = PATH; then
2532 GCC_SHLIB_SUBDIR=/shlib
2537 # Record target_configdirs and the configure arguments for target and
2538 # build configuration in Makefile.
2539 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2540 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2542 # Determine whether gdb needs tk/tcl or not.
2543 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2544 # and in that case we want gdb to be built without tk. Ugh!
2545 # In fact I believe gdb is the *only* package directly dependent on tk,
2546 # so we should be able to put the 'maybe's in unconditionally and
2547 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2548 # 100% sure that that's safe though.
2550 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2551 case "$enable_gdbtk" in
2555 GDB_TK="${gdb_tk}" ;;
2557 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2558 # distro. Eventually someone will fix this and move Insight, nee
2559 # gdbtk to a separate directory.
2560 if test -d ${srcdir}/gdb/gdbtk ; then
2567 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2568 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2570 # Strip out unwanted targets.
2572 # While at that, we remove Makefiles if we were started for recursive
2573 # configuration, so that the top-level Makefile reconfigures them,
2574 # like we used to do when configure itself was recursive.
2576 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2577 # but now we're fixing up the Makefile ourselves with the additional
2578 # commands passed to AC_CONFIG_FILES. Use separate variables
2579 # extrasub-{build,host,target} not because there is any reason to split
2580 # the substitutions up that way, but only to remain below the limit of
2581 # 99 commands in a script, for HP-UX sed.
2582 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2584 AC_ARG_ENABLE([bootstrap],
2585 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2586 enable_bootstrap=default)
2588 # Issue errors and warnings for invalid/strange bootstrap combinations.
2589 case "$configdirs" in
2590 *gcc*) have_compiler=yes ;;
2591 *) have_compiler=no ;;
2594 case "$have_compiler:$host:$target:$enable_bootstrap" in
2597 # Default behavior. Enable bootstrap if we have a compiler
2598 # and we are in a native configuration.
2599 yes:$build:$build:default)
2600 enable_bootstrap=yes ;;
2603 enable_bootstrap=no ;;
2605 # We have a compiler and we are in a native configuration, bootstrap is ok
2606 yes:$build:$build:yes)
2609 # Other configurations, but we have a compiler. Assume the user knows
2612 AC_MSG_WARN([trying to bootstrap a cross compiler])
2615 # No compiler: if they passed --enable-bootstrap explicitly, fail
2617 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2619 # Fail if wrong command line
2621 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2625 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2628 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2632 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2633 yes:yes:*\ gold\ *:*,c++,*) ;;
2634 yes:yes:*\ gold\ *:*)
2635 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2639 # Adjust the toplevel makefile according to whether bootstrap was selected.
2640 case $enable_bootstrap in
2642 bootstrap_suffix=bootstrap
2643 BUILD_CONFIG=bootstrap-debug
2646 bootstrap_suffix=no-bootstrap
2651 AC_MSG_CHECKING(for default BUILD_CONFIG)
2653 AC_ARG_WITH([build-config],
2654 [--with-build-config='NAME NAME2...'
2655 Use config/NAME.mk build configuration],
2656 [case $with_build_config in
2657 yes) with_build_config= ;;
2658 no) with_build_config= BUILD_CONFIG= ;;
2661 if test "x${with_build_config}" != x; then
2662 BUILD_CONFIG=$with_build_config
2664 case $BUILD_CONFIG in
2666 if echo "int f (void) { return 0; }" > conftest.c &&
2667 ${CC} -c conftest.c &&
2668 mv conftest.o conftest.o.g0 &&
2669 ${CC} -c -g conftest.c &&
2670 mv conftest.o conftest.o.g &&
2671 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g; then
2676 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2680 AC_MSG_RESULT($BUILD_CONFIG)
2681 AC_SUBST(BUILD_CONFIG)
2684 for module in ${build_configdirs} ; do
2685 if test -z "${no_recursion}" \
2686 && test -f ${build_subdir}/${module}/Makefile; then
2687 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2688 rm -f ${build_subdir}/${module}/Makefile
2690 extrasub_build="$extrasub_build
2691 /^@if build-$module\$/d
2692 /^@endif build-$module\$/d
2693 /^@if build-$module-$bootstrap_suffix\$/d
2694 /^@endif build-$module-$bootstrap_suffix\$/d"
2697 for module in ${configdirs} ; do
2698 if test -z "${no_recursion}"; then
2699 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2700 if test -f ${file}; then
2701 echo 1>&2 "*** removing ${file} to force reconfigure"
2706 extrasub_host="$extrasub_host
2708 /^@endif $module\$/d
2709 /^@if $module-$bootstrap_suffix\$/d
2710 /^@endif $module-$bootstrap_suffix\$/d"
2713 for module in ${target_configdirs} ; do
2714 if test -z "${no_recursion}" \
2715 && test -f ${target_subdir}/${module}/Makefile; then
2716 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2717 rm -f ${target_subdir}/${module}/Makefile
2720 # We only bootstrap target libraries listed in bootstrap_target_libs.
2721 case $bootstrap_target_libs in
2722 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2723 *) target_bootstrap_suffix=no-bootstrap ;;
2726 extrasub_target="$extrasub_target
2727 /^@if target-$module\$/d
2728 /^@endif target-$module\$/d
2729 /^@if target-$module-$target_bootstrap_suffix\$/d
2730 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2733 # Do the final fixup along with target modules.
2734 extrasub_target="$extrasub_target
2735 /^@if /,/^@endif /d"
2737 # Create the serialization dependencies. This uses a temporary file.
2739 AC_ARG_ENABLE([serial-configure],
2740 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2741 force sequential configuration of
2742 sub-packages for the host, target or build
2743 machine, or all sub-packages])
2745 case ${enable_serial_configure} in
2747 enable_serial_build_configure=yes
2748 enable_serial_host_configure=yes
2749 enable_serial_target_configure=yes
2753 # These force 'configure's to be done one at a time, to avoid problems
2754 # with contention over a shared config.cache.
2756 echo '# serdep.tmp' > serdep.tmp
2758 test "x${enable_serial_build_configure}" = xyes &&
2759 for item in ${build_configdirs} ; do
2762 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2767 test "x${enable_serial_host_configure}" = xyes &&
2768 for item in ${configdirs} ; do
2771 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2776 test "x${enable_serial_target_configure}" = xyes &&
2777 for item in ${target_configdirs} ; do
2780 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2784 serialization_dependencies=serdep.tmp
2785 AC_SUBST_FILE(serialization_dependencies)
2787 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2788 # target, nonopt, and variable assignments. These are the ones we
2789 # might not want to pass down to subconfigures. The exception being
2790 # --cache-file=/dev/null, which is used to turn off the use of cache
2791 # files altogether, and which should be passed on to subconfigures.
2792 # Also strip program-prefix, program-suffix, and program-transform-name,
2793 # so that we can pass down a consistent program-transform-name.
2797 eval "set -- $ac_configure_args"
2800 if test X"$skip_next" = X"yes"; then
2804 if test X"$keep_next" = X"yes"; then
2807 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2809 baseargs="$baseargs '$ac_arg'"
2814 # Handle separated arguments. Based on the logic generated by
2817 *=* | --config-cache | -C | -disable-* | --disable-* \
2818 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2819 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2820 | -with-* | --with-* | -without-* | --without-* | --x)
2832 --cache-file=/dev/null | \
2833 -cache-file=/dev/null )
2834 # Handled here to avoid the test to skip args below.
2835 baseargs="$baseargs '$ac_arg'"
2836 # Assert: $separate_arg should always be no.
2837 keep_next=$separate_arg
2853 -program-prefix* | \
2854 -program-suffix* | \
2855 -program-transform-name* )
2856 skip_next=$separate_arg
2860 # An option. Add it.
2863 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2865 baseargs="$baseargs '$ac_arg'"
2866 keep_next=$separate_arg
2869 # Either a variable assignment, or a nonopt (triplet). Don't
2870 # pass it down; let the Makefile handle this.
2875 # Remove the initial space we just introduced and, as these will be
2876 # expanded by make, quote '$'.
2877 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2879 # Add in --program-transform-name, after --program-prefix and
2880 # --program-suffix have been applied to it. Autoconf has already
2881 # doubled dollar signs and backslashes in program_transform_name; we want
2882 # the backslashes un-doubled, and then the entire thing wrapped in single
2883 # quotes, because this will be expanded first by make and then by the shell.
2884 # Also, because we want to override the logic in subdir configure scripts to
2885 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2886 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2887 ${program_transform_name}
2889 gcc_transform_name=`cat conftestsed.out`
2890 rm -f conftestsed.out
2891 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2892 if test "$silent" = yes; then
2893 baseargs="$baseargs --silent"
2895 baseargs="$baseargs --disable-option-checking"
2897 # For the build-side libraries, we just need to pretend we're native,
2898 # and not use the same cache file. Multilibs are neither needed nor
2900 build_configargs="--cache-file=../config.cache ${baseargs}"
2902 # For host modules, accept cache file option, or specification as blank.
2903 case "${cache_file}" in
2905 cache_file_option="" ;;
2906 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2907 cache_file_option="--cache-file=${cache_file}" ;;
2909 cache_file_option="--cache-file=../${cache_file}" ;;
2912 # Host dirs don't like to share a cache file either, horribly enough.
2913 # This seems to be due to autoconf 2.5x stupidity.
2914 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2916 target_configargs=${baseargs}
2918 # Passing a --with-cross-host argument lets the target libraries know
2919 # whether they are being built with a cross-compiler or being built
2920 # native. However, it would be better to use other mechanisms to make the
2921 # sorts of decisions they want to make on this basis. Please consider
2922 # this option to be deprecated. FIXME.
2923 if test x${is_cross_compiler} = xyes ; then
2924 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2927 # Default to --enable-multilib.
2928 if test x${enable_multilib} = x ; then
2929 target_configargs="--enable-multilib ${target_configargs}"
2932 # Pass --with-newlib if appropriate. Note that target_configdirs has
2933 # changed from the earlier setting of with_newlib.
2934 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2935 target_configargs="--with-newlib ${target_configargs}"
2938 # Different target subdirs use different values of certain variables
2939 # (notably CXX). Worse, multilibs use *lots* of different values.
2940 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2941 # it doesn't automatically accept command-line overrides of them.
2942 # This means it's not safe for target subdirs to share a cache file,
2943 # which is disgusting, but there you have it. Hopefully this can be
2944 # fixed in future. It's still worthwhile to use a cache file for each
2945 # directory. I think.
2947 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2948 # We need to pass --target, as newer autoconf's requires consistency
2949 # for target_alias and gcc doesn't manage it consistently.
2950 target_configargs="--cache-file=./config.cache ${target_configargs}"
2953 case " $target_configdirs " in
2955 case " $target_configargs " in
2956 *" --with-newlib "*)
2959 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 $$s/winsup/w32api/include'
2963 # If we're not building GCC, don't discard standard headers.
2964 if test -d ${srcdir}/gcc; then
2965 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2967 if test "${build}" != "${host}"; then
2968 # On Canadian crosses, CC_FOR_TARGET will have already been set
2969 # by `configure', so we won't have an opportunity to add -Bgcc/
2970 # to it. This is right: we don't want to search that directory
2971 # for binaries, but we want the header files in there, so add
2973 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2975 # Someone might think of using the pre-installed headers on
2976 # Canadian crosses, in case the installed compiler is not fully
2977 # compatible with the compiler being built. In this case, it
2978 # would be better to flag an error than risking having
2979 # incompatible object files being constructed. We can't
2980 # guarantee that an error will be flagged, but let's hope the
2981 # compiler will do it, when presented with incompatible header
2986 case "${target}-${is_cross_compiler}" in
2987 i[[3456789]]86-*-linux*-no)
2988 # Here host == target, so we don't need to build gcc,
2989 # so we don't want to discard standard headers.
2990 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2993 # If we're building newlib, use its generic headers last, but search
2994 # for any libc-related directories first (so make it the last -B
2996 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2998 # If we're building libgloss, find the startup file, simulator library
2999 # and linker script.
3000 case " $target_configdirs " in
3002 # Look for startup file, simulator library and maybe linker script.
3003 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3004 # Look for libnosys.a in case the target needs it.
3005 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3006 # Most targets have the linker script in the source directory.
3007 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3018 x86_64-*mingw* | *-w64-mingw*)
3019 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3020 # however, use a symlink named 'mingw' in ${prefix} .
3021 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3024 # MinGW can't be handled as Cygwin above since it does not use newlib.
3025 FLAGS_FOR_TARGET=$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'
3029 # Allow the user to override the flags for
3030 # our build compiler if desired.
3031 if test x"${build}" = x"${host}" ; then
3032 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3033 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3034 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3037 # On Canadian crosses, we'll be searching the right directories for
3038 # the previously-installed cross compiler, so don't bother to add
3039 # flags for directories within the install tree of the compiler
3040 # being built; programs in there won't even run.
3041 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3042 # Search for pre-installed headers if nothing else fits.
3043 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3046 if test "x${use_gnu_ld}" = x &&
3047 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3048 # Arrange for us to find uninstalled linker scripts.
3049 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3052 # Search for other target-specific linker scripts and such.
3055 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3059 # Makefile fragments.
3060 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3062 eval fragval=\$$frag
3063 if test $fragval != /dev/null; then
3064 eval $frag=${srcdir}/$fragval
3067 AC_SUBST_FILE(host_makefile_frag)
3068 AC_SUBST_FILE(target_makefile_frag)
3069 AC_SUBST_FILE(alphaieee_frag)
3070 AC_SUBST_FILE(ospace_frag)
3072 # Miscellanea: directories, flags, etc.
3073 AC_SUBST(RPATH_ENVVAR)
3074 AC_SUBST(GCC_SHLIB_SUBDIR)
3076 AC_SUBST(build_tooldir)
3077 AC_SUBST(CONFIGURE_GDB_TK)
3079 AC_SUBST(INSTALL_GDB_TK)
3081 # Build module lists & subconfigure args.
3082 AC_SUBST(build_configargs)
3083 AC_SUBST(build_configdirs)
3085 # Host module lists & subconfigure args.
3086 AC_SUBST(host_configargs)
3087 AC_SUBST(configdirs)
3089 # Target module lists & subconfigure args.
3090 AC_SUBST(target_configargs)
3094 AC_SUBST(AR_FOR_BUILD)
3095 AC_SUBST(AS_FOR_BUILD)
3096 AC_SUBST(CC_FOR_BUILD)
3097 AC_SUBST(CFLAGS_FOR_BUILD)
3098 AC_SUBST(CXXFLAGS_FOR_BUILD)
3099 AC_SUBST(CXX_FOR_BUILD)
3100 AC_SUBST(DLLTOOL_FOR_BUILD)
3101 AC_SUBST(GCJ_FOR_BUILD)
3102 AC_SUBST(GFORTRAN_FOR_BUILD)
3103 AC_SUBST(LDFLAGS_FOR_BUILD)
3104 AC_SUBST(LD_FOR_BUILD)
3105 AC_SUBST(NM_FOR_BUILD)
3106 AC_SUBST(RANLIB_FOR_BUILD)
3107 AC_SUBST(WINDMC_FOR_BUILD)
3108 AC_SUBST(WINDRES_FOR_BUILD)
3109 AC_SUBST(config_shell)
3111 # Generate default definitions for YACC, M4, LEX and other programs that run
3112 # on the build machine. These are used if the Makefile can't locate these
3113 # programs in objdir.
3114 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3116 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3117 case " $build_configdirs " in
3118 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3119 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3122 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3123 case " $build_configdirs " in
3124 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3127 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3128 case " $build_configdirs " in
3129 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3132 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3133 case " $build_configdirs " in
3134 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3135 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3138 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3139 case " $build_configdirs " in
3140 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3143 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3144 case " $build_configdirs " in
3145 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3148 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3149 # higher, else we use the "missing" dummy.
3150 if ${MAKEINFO} --version \
3151 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3154 MAKEINFO="$MISSING makeinfo"
3160 # FIXME: expect and dejagnu may become build tools?
3162 AC_CHECK_PROGS(EXPECT, expect, expect)
3163 case " $configdirs " in
3165 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3169 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3170 case " $configdirs " in
3172 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3178 NCN_STRICT_CHECK_TOOLS(AR, ar)
3179 NCN_STRICT_CHECK_TOOLS(AS, as)
3180 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3181 NCN_STRICT_CHECK_TOOLS(LD, ld)
3182 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3183 NCN_STRICT_CHECK_TOOLS(NM, nm)
3184 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
3185 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
3186 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3187 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3188 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3189 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3196 AC_ARG_WITH([build-time-tools],
3197 [ --with-build-time-tools=PATH
3198 use given path to find target tools during the build],
3199 [case x"$withval" in
3202 with_build_time_tools=
3203 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3206 [with_build_time_tools=])
3208 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3209 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3210 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3211 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3212 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3214 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3215 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3216 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3217 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3218 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3219 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3220 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3221 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
3222 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3223 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3224 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3226 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3228 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3229 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3230 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3231 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3232 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3234 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3235 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3237 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3238 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3239 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3240 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3241 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3242 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3243 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3244 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3245 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3246 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3247 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3248 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3249 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3250 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3252 AC_SUBST(FLAGS_FOR_TARGET)
3253 AC_SUBST(RAW_CXX_FOR_TARGET)
3255 # Certain tools may need extra flags.
3256 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3257 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3258 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3260 # When building target libraries, except in a Canadian cross, we use
3261 # the same toolchain as the compiler we just built.
3262 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3263 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3264 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3265 if test $host = $build; then
3266 case " $configdirs " in
3268 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3269 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3270 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3275 AC_SUBST(COMPILER_AS_FOR_TARGET)
3276 AC_SUBST(COMPILER_LD_FOR_TARGET)
3277 AC_SUBST(COMPILER_NM_FOR_TARGET)
3279 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3280 AC_ARG_ENABLE(maintainer-mode,
3281 [ --enable-maintainer-mode enable make rules and dependencies not useful
3282 (and sometimes confusing) to the casual installer],
3283 USE_MAINTAINER_MODE=$enableval,
3284 USE_MAINTAINER_MODE=no)
3285 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3286 AC_SUBST(MAINTAINER_MODE_TRUE)
3287 AC_SUBST(MAINTAINER_MODE_FALSE)
3288 if test "$USE_MAINTAINER_MODE" = yes; then
3289 MAINTAINER_MODE_TRUE=
3290 MAINTAINER_MODE_FALSE='#'
3292 MAINTAINER_MODE_TRUE='#'
3293 MAINTAINER_MODE_FALSE=
3295 MAINT=$MAINTAINER_MODE_TRUE
3298 # ---------------------
3299 # GCC bootstrap support
3300 # ---------------------
3302 # Stage specific cflags for build.
3307 yes) stage1_cflags="-g -Wa,-J" ;;
3308 *) stage1_cflags="-g -J" ;;
3312 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3313 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3314 saved_CFLAGS="$CFLAGS"
3316 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3317 CFLAGS="$CFLAGS -fkeep-inline-functions"
3318 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3320 #if (__GNUC__ < 3) \
3321 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3322 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3323 #error http://gcc.gnu.org/PR29382
3326 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3327 [AC_MSG_RESULT([no])])
3329 CFLAGS="$saved_CFLAGS"
3332 AC_SUBST(stage1_cflags)
3334 # Enable --enable-checking in stage1 of the compiler.
3335 AC_ARG_ENABLE(stage1-checking,
3336 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3338 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3339 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3340 stage1_checking=--enable-checking=yes,types
3342 stage1_checking=--enable-checking=$enable_checking,types
3344 AC_SUBST(stage1_checking)
3346 # Enable -Werror in bootstrap stage2 and later.
3347 AC_ARG_ENABLE(werror,
3348 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3349 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3354 case ${enable_werror} in
3355 yes) stage2_werror_flag="--enable-werror-always" ;;
3356 *) stage2_werror_flag="" ;;
3358 AC_SUBST(stage2_werror_flag)
3360 # Specify what files to not compare during bootstrap.
3362 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3364 hppa*64*-*-hpux*) ;;
3365 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3367 case " $configdirs " in
3368 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3370 AC_SUBST(compare_exclusions)
3372 AC_CONFIG_FILES([Makefile],
3373 [sed "$extrasub_build" Makefile |
3374 sed "$extrasub_host" |
3375 sed "$extrasub_target" > mf$$
3376 mv -f mf$$ Makefile],
3377 [extrasub_build="$extrasub_build"
3378 extrasub_host="$extrasub_host"
3379 extrasub_target="$extrasub_target"])