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.
503 noconfigdirs="$noconfigdirs ${libgcj}"
508 # Remove unsupported stuff on all kaOS configurations.
509 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
510 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
511 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
512 noconfigdirs="$noconfigdirs target-libgloss"
515 # Skip some stuff on all NetBSD configurations.
516 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
518 # Skip some stuff that's unsupported on some NetBSD configurations.
520 i*86-*-netbsdelf*) ;;
521 arm*-*-netbsdelf*) ;;
523 noconfigdirs="$noconfigdirs ${libgcj}"
528 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
531 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
533 # The tpf target doesn't support gdb yet.
535 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
538 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
541 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
544 # ld works, but does not support shared libraries.
545 # newlib is not 64 bit ready. I'm not sure about fileutils.
546 # gas doesn't generate exception information.
547 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
550 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
553 # newlib is not 64 bit ready
554 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
557 # newlib is not 64 bit ready
558 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
561 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
564 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
566 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
567 noconfigdirs="$noconfigdirs ${libgcj}"
568 noconfigdirs="$noconfigdirs target-examples"
569 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
570 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
571 noconfigdirs="$noconfigdirs expect dejagnu"
572 # the C++ libraries don't build on top of CE's C libraries
573 noconfigdirs="$noconfigdirs target-libstdc++-v3"
574 noconfigdirs="$noconfigdirs target-newlib"
576 *-*-cygwin*) ;; # keep gdb and readline
577 *) noconfigdirs="$noconfigdirs gdb readline"
583 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
587 arm-*-coff | strongarm-*-coff | xscale-*-coff)
588 noconfigdirs="$noconfigdirs ${libgcj}"
591 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
592 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
595 arm*-*-linux-gnueabi)
596 noconfigdirs="$noconfigdirs target-qthreads"
597 case ${with_newlib} in
598 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
603 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
607 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
610 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
613 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
616 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
619 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
622 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
625 unsupported_languages="$unsupported_languages java"
626 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
627 if test x${is_cross_compiler} != xno ; then
628 target_configdirs="${target_configdirs} target-bsp target-cygmon"
632 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
634 c54x*-*-* | tic54x-*-*)
635 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
638 noconfigdirs="$noconfigdirs ${libgcj} gdb"
640 cris-*-* | crisv32-*-*)
641 unsupported_languages="$unsupported_languages java"
644 unsupported_languages="$unsupported_languages fortran"
645 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
647 noconfigdirs="$noconfigdirs target-boehm-gc";;
649 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
651 unsupported_languages="$unsupported_languages fortran"
652 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
657 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
660 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
663 noconfigdirs="$noconfigdirs ${libgcj} gdb"
665 ep9312-*-elf | ep9312-*-coff)
669 noconfigdirs="$noconfigdirs ${libgcj} gdb"
672 noconfigdirs="$noconfigdirs ${libgcj}"
675 noconfigdirs="$noconfigdirs ${libgcj}"
676 noconfigdirs="$noconfigdirs gprof"
679 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
682 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
684 hppa1.1-*-osf* | hppa1.1-*-bsd* )
686 hppa*64*-*-linux* | parisc*64*-*-linux*)
687 # In this case, it's because the hppa64-linux target is for
688 # the kernel only at this point and has no libc, and thus no
689 # headers, crt*.o, etc., all of which are needed by these.
690 noconfigdirs="$noconfigdirs target-zlib"
692 parisc*-*-linux* | hppa*-*-linux*)
698 noconfigdirs="$noconfigdirs ${libgcj}"
701 noconfigdirs="$noconfigdirs ld shellutils"
707 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
708 # build on HP-UX 10.20.
709 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
712 noconfigdirs="$noconfigdirs ${libgcj} gdb"
715 # No gdb support yet.
716 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
719 # No gdb or ld support yet.
720 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
723 # No gdb or ld support yet.
724 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
728 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
729 noconfigdirs="$noconfigdirs ${libgcj}"
732 i[[3456789]]86-*-linux*)
733 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
734 # not build java stuff by default.
737 noconfigdirs="$noconfigdirs ${libgcj}";;
740 # This section makes it possible to build newlib natively on linux.
741 # If we are using a cross compiler then don't configure newlib.
742 if test x${is_cross_compiler} != xno ; then
743 noconfigdirs="$noconfigdirs target-newlib"
745 noconfigdirs="$noconfigdirs target-libgloss"
746 # If we are not using a cross compiler, do configure newlib.
747 # Note however, that newlib will only be configured in this situation
748 # if the --with-newlib option has been given, because otherwise
749 # 'target-newlib' will appear in skipdirs.
751 i[[3456789]]86-w64-mingw*)
752 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
754 i[[3456789]]86-*-mingw*)
755 target_configdirs="$target_configdirs target-winsup"
756 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
759 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
762 target_configdirs="$target_configdirs target-libtermcap target-winsup"
763 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
764 # always build newlib if winsup directory is present.
765 if test -d "$srcdir/winsup/cygwin"; then
766 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
767 elif test -d "$srcdir/newlib"; then
768 echo "Warning: winsup/cygwin is missing so newlib can't be built."
771 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
772 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
775 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
777 i[[3456789]]86-*-sco3.2v5*)
778 # The linker does not yet know about weak symbols in COFF,
779 # and is not configured to handle mixed ELF and COFF.
780 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
782 i[[3456789]]86-*-sco*)
783 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
785 i[[3456789]]86-*-solaris2*)
786 noconfigdirs="$noconfigdirs target-libgloss"
788 i[[3456789]]86-*-sysv4*)
789 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
791 i[[3456789]]86-*-beos*)
792 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
794 i[[3456789]]86-*-rdos*)
795 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
798 noconfigdirs="$noconfigdirs ${libgcj}"
800 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
801 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
805 noconfigdirs="$noconfigdirs ${libgcj}"
808 noconfigdirs="$noconfigdirs ${libgcj}"
814 # The EPOC C++ environment does not support exceptions or rtti,
815 # and so building libstdc++-v3 tends not to always work.
816 noconfigdirs="$noconfigdirs target-libstdc++-v3"
819 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
820 unsupported_languages="$unsupported_languages fortran java"
823 noconfigdirs="$noconfigdirs ${libgcj}"
826 noconfigdirs="$noconfigdirs ${libgcj}"
829 noconfigdirs="$noconfigdirs sim"
832 # copied from rs6000-*-* entry
833 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
835 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
836 target_configdirs="$target_configdirs target-winsup"
837 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
838 # always build newlib.
839 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
841 # This is temporary until we can link against shared libraries
842 powerpcle-*-solaris*)
843 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
847 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
850 noconfigdirs="$noconfigdirs ${libgcj}"
853 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
857 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
860 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
863 noconfigdirs="$noconfigdirs gprof ${libgcj}"
866 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
869 noconfigdirs="$noconfigdirs gprof ${libgcj}"
872 skipdirs="$skipdirs target-libiberty"
873 noconfigdirs="$noconfigdirs ${libgcj}"
874 if test x$with_newlib = xyes; then
875 noconfigdirs="$noconfigdirs gprof"
880 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
883 # Linking libjava exceeds command-line length limits on at least
884 # IRIX 6.2, but not on IRIX 6.5.
885 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
886 # <oldham@codesourcery.com>
887 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
890 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
893 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
896 noconfigdirs="$noconfigdirs gprof ${libgcj}"
900 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
904 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
905 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
906 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
907 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
911 noconfigdirs="$noconfigdirs ${libgcj}" ;;
913 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
916 sparclet-*-aout* | sparc86x-*-*)
920 noconfigdirs="$noconfigdirs ${libgcj}"
923 noconfigdirs="$noconfigdirs ${libgcj}"
927 noconfigdirs="$noconfigdirs ${libgcj}"
931 noconfigdirs="$noconfigdirs ${libgcj}"
932 if test x${is_cross_compiler} != xno ; then
933 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
938 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
939 noconfigdirs="$noconfigdirs ${libgcj}"
941 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
944 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
947 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
950 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
953 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
956 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
959 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
962 noconfigdirs="$noconfigdirs ${libgcj}"
965 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
967 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
968 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
971 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
974 noconfigdirs="$noconfigdirs ${libgcj}"
978 # If we aren't building newlib, then don't build libgloss, since libgloss
979 # depends upon some newlib header files.
980 case "${noconfigdirs}" in
981 *target-libgloss*) ;;
982 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
985 # Work in distributions that contain no compiler tools, like Autoconf.
987 host_makefile_frag=/dev/null
988 if test -d ${srcdir}/config ; then
991 # Avoid "too much defining" errors from HPUX compiler.
992 tentative_cc="cc -Wp,-H256000"
993 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
994 # If it's HP/UX ar, this should be harmless.
998 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1001 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1002 # chokes on bfd, the compiler won't let you assign integers to enums, and
1003 # other problems. Defining CC to gcc is a questionable way to say "don't use
1004 # the apollo compiler" (the preferred version of GCC could be called cc,
1005 # or whatever), but I'm not sure leaving CC as cc is any better...
1006 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1007 # Used to have BISON=yacc.
1011 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1014 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1015 tentative_cc="cc -Xa"
1016 host_makefile_frag="config/mh-cxux"
1018 m88k-motorola-sysv*)
1021 tentative_cc="cc -Wf,-XNg1000"
1022 host_makefile_frag="config/mh-decstation"
1025 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1026 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1027 host_makefile_frag="config/mh-necv4"
1030 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1031 # environment. Also bump switch table size so that cp-parse will
1032 # compile. Bump string length limit so linker builds.
1033 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1036 host_makefile_frag="config/mh-sysv4"
1039 # This is for a MIPS running RISC/os 4.52C.
1041 # This is needed for GDB, but needs to be in the top-level make because
1042 # if a library is compiled with the bsd headers and gets linked with the
1043 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1044 # a different size).
1045 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1046 # known except to select the sysv environment. Could we use /proc instead?
1047 # These "sysv environments" and "bsd environments" often end up being a pain.
1049 # This is not part of CFLAGS because perhaps not all C compilers have this
1051 tentative_cc="cc -systype sysv"
1056 i[[3456789]]86-*-sysv5*)
1057 host_makefile_frag="config/mh-sysv5"
1059 i[[3456789]]86-*-dgux*)
1060 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1061 host_makefile_frag="config/mh-dgux386"
1063 i[[3456789]]86-ncr-sysv4.3*)
1064 # The MetaWare compiler will generate a copyright message unless you
1065 # turn it off by adding the -Hnocopyr flag.
1066 tentative_cc="cc -Hnocopyr"
1068 i[[3456789]]86-ncr-sysv4*)
1069 # for an NCR 3000 (i486/SVR4) system.
1070 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1071 # This compiler not only emits obnoxious copyright messages every time
1072 # you run it, but it chokes and dies on a whole bunch of GNU source
1073 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1074 tentative_cc="/usr/ccs/ATT/cc"
1075 host_makefile_frag="config/mh-ncr3000"
1077 i[[3456789]]86-*-sco3.2v5*)
1079 i[[3456789]]86-*-sco*)
1080 # The native C compiler botches some simple uses of const. Unfortunately,
1081 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1082 tentative_cc="cc -Dconst="
1083 host_makefile_frag="config/mh-sco"
1085 i[[3456789]]86-*-udk*)
1086 host_makefile_frag="config/mh-sysv5"
1088 i[[3456789]]86-*-solaris2*)
1089 host_makefile_frag="config/mh-sysv4"
1091 i[[3456789]]86-*-msdosdjgpp*)
1092 host_makefile_frag="config/mh-djgpp"
1095 ACX_CHECK_CYGWIN_CAT_WORKS
1096 host_makefile_frag="config/mh-cygwin"
1099 host_makefile_frag="config/mh-mingw"
1102 host_makefile_frag="config/mh-interix"
1105 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1109 host_makefile_frag="config/mh-solaris"
1112 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1113 # without overflowing the jump tables (-J says to use a 32 bit table)
1114 tentative_cc="cc -J"
1117 tentative_cc="cc -Wp,-H256000"
1118 host_makefile_frag="config/mh-pa-hpux10"
1120 hppa*-hp-hpux* | hppa*-*-hiux*)
1121 tentative_cc="cc -Wp,-H256000"
1122 host_makefile_frag="config/mh-pa"
1125 host_makefile_frag="config/mh-pa"
1127 *-hp-hpux* | *-*-hiux*)
1128 tentative_cc="cc -Wp,-H256000"
1131 # /bin/cc is less than useful for our purposes. Always use GCC
1132 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1133 host_makefile_frag="config/mh-lynxrs6k"
1136 host_makefile_frag="config/mh-ppc-darwin"
1139 host_makefile_frag="config/mh-ppc-aix"
1142 host_makefile_frag="config/mh-ppc-aix"
1145 # /bin/cc is less than useful for our purposes. Always use GCC
1146 tentative_cc="/bin/gcc"
1149 host_makefile_frag="config/mh-sysv4"
1151 # This is placed last to prevent interfering with the cases above.
1153 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1154 host_makefile_frag="config/mh-x86omitfp"
1159 # If we aren't going to be using gcc, see if we can extract a definition
1160 # of CC from the fragment.
1161 # Actually, use the 'pre-extracted' version above.
1162 if test -z "${CC}" && test "${build}" = "${host}" ; then
1163 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1165 for dir in $PATH; do
1166 test -z "$dir" && dir=.
1167 if test -f $dir/gcc; then
1173 if test -z "${found}" && test -n "${tentative_cc}" ; then
1178 if test "${build}" != "${host}" ; then
1179 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1180 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1181 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1182 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1183 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1184 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1185 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1186 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1187 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1188 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1189 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1190 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1192 AR_FOR_BUILD="\$(AR)"
1193 AS_FOR_BUILD="\$(AS)"
1194 CC_FOR_BUILD="\$(CC)"
1195 CXX_FOR_BUILD="\$(CXX)"
1196 GCJ_FOR_BUILD="\$(GCJ)"
1197 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1198 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1199 LD_FOR_BUILD="\$(LD)"
1200 NM_FOR_BUILD="\$(NM)"
1201 RANLIB_FOR_BUILD="\$(RANLIB)"
1202 WINDRES_FOR_BUILD="\$(WINDRES)"
1203 WINDMC_FOR_BUILD="\$(WINDMC)"
1209 # We must set the default linker to the linker used by gcc for the correct
1210 # operation of libtool. If LD is not defined and we are using gcc, try to
1211 # set the LD default to the ld used by gcc.
1212 if test -z "$LD"; then
1213 if test "$GCC" = yes; then
1216 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1218 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1220 case $gcc_prog_ld in
1221 # Accept absolute paths.
1222 [[\\/]* | [A-Za-z]:[\\/]*)]
1223 LD="$gcc_prog_ld" ;;
1229 ACX_PROG_CMP_IGNORE_INITIAL
1231 # See if we are building gcc with C++.
1232 AC_ARG_ENABLE(build-with-cxx,
1233 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1234 ENABLE_BUILD_WITH_CXX=$enableval,
1235 ENABLE_BUILD_WITH_CXX=no)
1237 # Used for setting $lt_cv_objdir
1240 # Check for GMP, MPFR and MPC
1241 gmplibs="-lmpc -lmpfr -lgmp"
1245 # Specify a location for mpc
1246 # check for this first so it ends up on the link line before mpfr.
1247 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1248 Equivalent to --with-mpc-include=PATH/include
1249 plus --with-mpc-lib=PATH/lib])
1250 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1251 specify directory for installed MPC include files])
1252 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1254 if test "x$with_mpc" != x; then
1255 gmplibs="-L$with_mpc/lib $gmplibs"
1256 gmpinc="-I$with_mpc/include $gmpinc"
1258 if test "x$with_mpc_include" != x; then
1259 gmpinc="-I$with_mpc_include $gmpinc"
1261 if test "x$with_mpc_lib" != x; then
1262 gmplibs="-L$with_mpc_lib $gmplibs"
1264 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1265 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1266 gmpinc='-I$$s/mpc/src '"$gmpinc"
1267 # Do not test the mpc version. Assume that it is sufficient, since
1268 # it is in the source tree, and the library has not been built yet
1269 # but it would be included on the link line in the version check below
1270 # hence making the test fail.
1274 # Specify a location for mpfr
1275 # check for this first so it ends up on the link line before gmp.
1276 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1277 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1278 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1280 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1281 Equivalent to --with-mpfr-include=PATH/include
1282 plus --with-mpfr-lib=PATH/lib])
1283 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1284 specify directory for installed MPFR include files])
1285 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1287 if test "x$with_mpfr" != x; then
1288 gmplibs="-L$with_mpfr/lib $gmplibs"
1289 gmpinc="-I$with_mpfr/include $gmpinc"
1291 if test "x$with_mpfr_include" != x; then
1292 gmpinc="-I$with_mpfr_include $gmpinc"
1294 if test "x$with_mpfr_lib" != x; then
1295 gmplibs="-L$with_mpfr_lib $gmplibs"
1297 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1298 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1299 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1300 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1301 # Do not test the mpfr version. Assume that it is sufficient, since
1302 # it is in the source tree, and the library has not been built yet
1303 # but it would be included on the link line in the version check below
1304 # hence making the test fail.
1308 # Specify a location for gmp
1309 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1310 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1311 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1313 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1314 Equivalent to --with-gmp-include=PATH/include
1315 plus --with-gmp-lib=PATH/lib])
1316 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1317 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1320 if test "x$with_gmp" != x; then
1321 gmplibs="-L$with_gmp/lib $gmplibs"
1322 gmpinc="-I$with_gmp/include $gmpinc"
1324 if test "x$with_gmp_include" != x; then
1325 gmpinc="-I$with_gmp_include $gmpinc"
1327 if test "x$with_gmp_lib" != x; then
1328 gmplibs="-L$with_gmp_lib $gmplibs"
1330 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1331 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1332 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1333 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
1334 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1335 # Do not test the gmp version. Assume that it is sufficient, since
1336 # it is in the source tree, and the library has not been built yet
1337 # but it would be included on the link line in the version check below
1338 # hence making the test fail.
1342 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1344 saved_CFLAGS="$CFLAGS"
1345 CFLAGS="$CFLAGS $gmpinc"
1346 # Check GMP actually works
1347 AC_MSG_CHECKING([for correct version of gmp.h])
1348 AC_TRY_COMPILE([#include "gmp.h"],[
1349 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 2)
1352 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1354 # If we have GMP, check the MPFR version.
1355 if test x"$have_gmp" = xyes; then
1356 dnl MPFR 2.3.1 is acceptable, but MPFR 2.3.2 is better.
1357 AC_MSG_CHECKING([for correct version of mpfr.h])
1358 AC_TRY_COMPILE([#include <gmp.h>
1359 #include <mpfr.h>],[
1360 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1363 ], AC_TRY_COMPILE([#include <gmp.h>
1364 #include <mpfr.h>],[
1365 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,2)
1368 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])]),
1369 [AC_MSG_RESULT([no]); have_gmp=no])
1372 # Check for the MPC header version.
1373 if test x"$have_gmp" = xyes ; then
1374 AC_MSG_CHECKING([for the correct version of mpc.h])
1375 AC_TRY_COMPILE([#include <mpc.h>],[
1376 #if MPC_VERSION < MPC_VERSION_NUM (0,8,0)
1379 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1382 # Now check the MPFR library.
1383 if test x"$have_gmp" = xyes; then
1385 LIBS="$LIBS $gmplibs"
1386 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1387 AC_TRY_LINK([#include <mpc.h>],[
1394 mpfr_atan2 (n, n, x, GMP_RNDN);
1395 mpfr_erfc (n, x, GMP_RNDN);
1396 mpfr_subnormalize (x, t, GMP_RNDN);
1400 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1401 mpc_cosh (c, c, MPC_RNDNN);
1402 mpc_pow (c, c, c, MPC_RNDNN);
1403 mpc_acosh (c, c, MPC_RNDNN);
1405 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1409 CFLAGS="$saved_CFLAGS"
1411 if test x$have_gmp != xyes; then
1412 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.2+ and MPC 0.8.0+.
1413 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1414 their locations. Source code for these libraries can be found at
1415 their respective hosting sites as well as at
1416 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1417 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1418 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1419 make sure that you have installed both the libraries and the header
1420 files. They may be located in separate packages.])
1424 # Flags needed for both GMP, MPFR and/or MPC.
1427 AC_SUBST(extra_mpfr_configure_flags)
1428 AC_SUBST(extra_mpc_gmp_configure_flags)
1429 AC_SUBST(extra_mpc_mpfr_configure_flags)
1431 # Allow host libstdc++ to be specified for static linking with PPL.
1432 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1433 when linking with PPL])
1435 case $with_host_libstdcxx in
1437 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1441 # Linker flags to use for stage1 or when not boostrapping.
1442 AC_ARG_WITH(stage1-ldflags,
1443 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1444 [if test "$withval" = "no" -o "$withval" = "yes"; then
1447 stage1_ldflags=$withval
1450 AC_SUBST(stage1_ldflags)
1452 # Libraries to use for stage1 or when not bootstrapping.
1453 AC_ARG_WITH(stage1-libs,
1454 [ -with-stage1-libs=LIBS Libraries for stage1],
1455 [if test "$withval" = "no" -o "$withval" = "yes"; then
1458 stage1_libs=$withval
1460 [stage1_libs=$with_host_libstdcxx])
1461 AC_SUBST(stage1_libs)
1463 # Libraries to use for stage2 and later builds. This defaults to the
1464 # argument passed to --with-host-libstdcxx.
1465 AC_ARG_WITH(boot-libs,
1466 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1467 [if test "$withval" = "no" -o "$withval" = "yes"; then
1470 poststage1_libs=$withval
1472 [poststage1_libs=$with_host_libstdcxx])
1473 AC_SUBST(poststage1_libs)
1475 # Linker flags to use for stage2 and later builds.
1476 AC_ARG_WITH(boot-ldflags,
1477 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1478 [if test "$withval" = "no" -o "$withval" = "yes"; then
1481 poststage1_ldflags=$withval
1483 [poststage1_ldflags=
1484 # With --enable-build-with-cxx, default to linking libstdc++ and
1485 # libgcc statically. But if the user explicitly specified the
1486 # libraries to use, trust that they are doing what they want.
1487 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1488 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1490 AC_SUBST(poststage1_ldflags)
1494 ppl_minor_version=10
1495 ppllibs=" -lppl_c -lppl -lgmpxx"
1498 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1499 Equivalent to --with-ppl-include=PATH/include
1500 plus --with-ppl-lib=PATH/lib])
1501 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1502 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1511 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1512 pplinc="-I$with_ppl/include $pplinc"
1515 if test "x$with_ppl_include" != x; then
1516 pplinc="-I$with_ppl_include $pplinc"
1518 if test "x$with_ppl_lib" != x; then
1519 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1521 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1522 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1523 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1524 enable_ppl_version_check=no
1527 AC_ARG_ENABLE(ppl-version-check,
1528 [ --disable-ppl-version-check disable check for PPL version],
1529 ENABLE_PPL_CHECK=$enableval,
1530 ENABLE_PPL_CHECK=yes)
1532 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1533 saved_CFLAGS="$CFLAGS"
1534 CFLAGS="$CFLAGS $pplinc $gmpinc"
1535 AC_MSG_CHECKING([for version $ppl_major_version.$ppl_minor_version of PPL])
1536 AC_TRY_COMPILE([#include "ppl_c.h"],[
1537 #if PPL_VERSION_MAJOR != $ppl_major_version || PPL_VERSION_MINOR != $ppl_minor_version
1540 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1541 CFLAGS="$saved_CFLAGS"
1544 # Flags needed for PPL
1550 clooglibs=" -lcloog "
1551 clooginc=" -DCLOOG_PPL_BACKEND "
1553 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1554 Equivalent to --with-cloog-include=PATH/include
1555 plus --with-cloog-lib=PATH/lib])
1556 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1557 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1559 if test "x$with_ppl" = "xno"; then
1571 clooglibs="-L$with_cloog/lib -lcloog"
1572 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1575 if test "x$with_cloog_include" != x; then
1576 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1578 if test "x$with_cloog_lib" != x; then
1579 clooglibs="-L$with_cloog_lib -lcloog"
1581 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1582 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
1583 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1584 enable_cloog_version_check=no
1587 AC_ARG_ENABLE(cloog-version-check,
1588 [ --disable-cloog-version-check disable check for CLooG version],
1589 ENABLE_CLOOG_CHECK=$enableval,
1590 ENABLE_CLOOG_CHECK=yes)
1592 if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
1593 saved_CFLAGS="$CFLAGS"
1594 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1595 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
1596 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1597 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
1600 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1601 CFLAGS="$saved_CFLAGS"
1604 # Flags needed for CLOOG
1608 # Check for LTO support.
1610 [ --enable-lto enable link time optimization support],
1611 enable_lto=$enableval,
1612 enable_lto=yes; default_enable_lto=yes)
1614 ACX_ELF_TARGET_IFELSE([],
1615 if test x"$default_enable_lto" = x"yes" ; then
1618 if test x"$enable_lto" = x"yes"; then
1619 AC_MSG_ERROR([LTO support requires an ELF target.])
1622 default_enable_lto=no)
1624 if test x"$enable_lto" = x"yes" ; then
1625 # Make sure that libelf.h and gelf.h are available.
1626 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1627 Equivalent to --with-libelf-include=PATH/include
1628 plus --with-libelf-lib=PATH/lib])
1630 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1632 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1634 saved_CFLAGS="$CFLAGS"
1635 saved_CPPFLAGS="$CPPFLAGS"
1638 case $with_libelf in
1641 libelfinc="-I/usr/include/libelf"
1644 libelflibs="-L$with_libelf/lib -lelf"
1645 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1646 LIBS="$libelflibs $LIBS"
1650 if test "x$with_libelf_include" != x; then
1651 libelfinc="-I$with_libelf_include"
1654 if test "x$with_libelf_lib" != x; then
1655 libelflibs="-L$with_libelf_lib -lelf"
1656 LIBS="$libelflibs $LIBS"
1659 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1660 && test -d ${srcdir}/libelf; then
1661 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1662 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
1663 LIBS="$libelflibs $LIBS"
1667 CFLAGS="$CFLAGS $libelfinc"
1668 CPPFLAGS="$CPPFLAGS $libelfinc"
1669 LIBS="$LIBS $libelflibs"
1671 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1672 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1674 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1675 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1677 # If we couldn't find libelf.h and the user forced it, emit an error.
1678 if test x"$have_libelf_h" != x"yes" \
1679 && test x"$have_libelf_libelf_h" != x"yes" ; then
1680 if test x"$default_enable_lto" != x"yes" ; then
1681 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1689 # If we couldn't find gelf.h and the user forced it, emit an error.
1690 if test x"$have_gelf_h" != x"yes" \
1691 && test x"$have_libelf_gelf_h" != x"yes" ; then
1692 if test x"$default_enable_lto" != x"yes" ; then
1693 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1701 # Check that the detected libelf has the functions we need. We cannot
1702 # rely on just detecting the headers since they do not include
1703 # versioning information. Add functions, if needed.
1704 if test x"$enable_lto" = x"yes" ; then
1705 AC_MSG_CHECKING([for the correct version of libelf])
1707 [#include <libelf.h>],[
1711 elf_strptr (0, 0, 0);
1712 elf_getident (0, 0);
1713 elf_getshdrstrndx (0, 0);
1714 elf_begin (0, 0, 0);
1718 [AC_MSG_RESULT([yes]);],
1719 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1722 # If we couldn't enable LTO and the user forced it, emit an error.
1723 if test x"$enable_lto" = x"no" \
1724 && test x"$default_enable_lto" != x"yes" ; then
1725 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1726 Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1727 to specify its location.])
1731 CFLAGS="$saved_CFLAGS"
1732 CPPFLAGS="$saved_CPPFLAGS"
1737 # Flags needed for libelf.
1738 AC_SUBST(libelflibs)
1743 # By default, C is the only stage 1 language.
1744 stage1_languages=,c,
1746 # Target libraries that we bootstrap.
1747 bootstrap_target_libs=,target-libgcc,
1749 # Figure out what language subdirectories are present.
1750 # Look if the user specified --enable-languages="..."; if not, use
1751 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1753 # NB: embedded tabs in this IF block -- do not untabify
1754 if test -d ${srcdir}/gcc; then
1755 if test x"${enable_languages+set}" != xset; then
1756 if test x"${LANGUAGES+set}" = xset; then
1757 enable_languages="${LANGUAGES}"
1758 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1760 enable_languages=all
1763 if test x"${enable_languages}" = x ||
1764 test x"${enable_languages}" = xyes;
1766 echo configure.in: --enable-languages needs at least one language argument 1>&2
1770 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1772 # 'f95' is the old name for the 'fortran' language. We issue a warning
1773 # and make the substitution.
1774 case ,${enable_languages}, in
1776 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1777 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1781 # First scan to see if an enabled language requires some other language.
1782 # We assume that a given config-lang.in will list all the language
1783 # front ends it requires, even if some are required indirectly.
1784 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1785 case ${lang_frag} in
1787 # The odd quoting in the next line works around
1788 # an apparent bug in bash 1.12 on linux.
1789 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1791 # From the config-lang.in, get $language, $lang_requires
1795 for other in ${lang_requires} ; do
1796 case ,${enable_languages}, in
1800 echo " \`$other' language required by \`$language'; enabling" 1>&2
1801 enable_languages="${enable_languages},${other}"
1809 new_enable_languages=,c,
1811 # If LTO is enabled, add the LTO front end.
1812 extra_host_libiberty_configure_flags=
1813 if test "$enable_lto" = "yes" ; then
1814 case ,${enable_languages}, in
1816 *) enable_languages="${enable_languages},lto" ;;
1818 if test "${ENABLE_GOLD}" = "yes" ; then
1819 configdirs="$configdirs lto-plugin"
1820 extra_host_libiberty_configure_flags=--enable-shared
1823 AC_SUBST(extra_host_libiberty_configure_flags)
1825 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1826 potential_languages=,c,
1828 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1829 case ${lang_frag} in
1831 # The odd quoting in the next line works around
1832 # an apparent bug in bash 1.12 on linux.
1833 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1835 # From the config-lang.in, get $language, $target_libs,
1836 # $lang_dirs, $boot_language, and $build_by_default
1842 build_by_default=yes
1844 if test x${language} = x; then
1845 echo "${lang_frag} doesn't set \$language." 1>&2
1849 if test "$language" = "c++" \
1850 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1854 case ,${enable_languages}, in
1856 # Language was explicitly selected; include it.
1860 # 'all' was selected, select it if it is a default language
1861 add_this_lang=${build_by_default}
1868 # Disable languages that need other directories if these aren't available.
1869 for i in $subdir_requires; do
1870 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1871 case ,${enable_languages}, in
1873 # Specifically requested language; tell them.
1874 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1878 add_this_lang=unsupported
1883 # Disable Ada if no preexisting GNAT is available.
1884 case ,${enable_languages},:${language}:${have_gnat} in
1885 *,${language},*:ada:no)
1886 # Specifically requested language; tell them.
1887 AC_MSG_ERROR([GNAT is required to build $language])
1891 add_this_lang=unsupported
1895 # Disable a language that is unsupported by the target.
1896 case " $unsupported_languages " in
1898 add_this_lang=unsupported
1902 case $add_this_lang in
1904 # Remove language-dependent dirs.
1905 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1908 # Remove language-dependent dirs; still show language as supported.
1909 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1910 potential_languages="${potential_languages}${language},"
1913 new_enable_languages="${new_enable_languages}${language},"
1914 potential_languages="${potential_languages}${language},"
1915 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1916 case "${boot_language}:,$enable_stage1_languages," in
1917 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1918 # Add to (comma-separated) list of stage 1 languages.
1919 case ",$stage1_languages," in
1920 *,$language,* | ,yes, | ,all,) ;;
1921 *) stage1_languages="${stage1_languages}${language}," ;;
1923 # We need to bootstrap any supporting libraries.
1924 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1933 AC_ARG_ENABLE(stage1-languages,
1934 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1935 stage1. Mostly useful for compiler development.],
1936 [case ,${enable_stage1_languages}, in
1938 # Set it to something that will have no effect in the loop below
1939 enable_stage1_languages=c ;;
1941 enable_stage1_languages=`echo $new_enable_languages | \
1942 sed -e "s/^,//" -e "s/,$//" ` ;;
1944 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1945 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1948 # Add "good" languages from enable_stage1_languages to stage1_languages,
1949 # while "bad" languages go in missing_languages. Leave no duplicates.
1950 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1951 case $potential_languages in
1953 case $stage1_languages in
1955 *) stage1_languages="$stage1_languages$i," ;;
1958 case $missing_languages in
1960 *) missing_languages="$missing_languages$i," ;;
1965 # Remove leading/trailing commas that were added for simplicity
1966 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1967 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1968 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1969 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1971 if test "x$missing_languages" != x; then
1973 The following requested languages could not be built: ${missing_languages}
1974 Supported languages are: ${potential_languages}])
1976 if test "x$new_enable_languages" != "x$enable_languages"; then
1977 echo The following languages will be built: ${new_enable_languages}
1978 enable_languages="$new_enable_languages"
1981 AC_SUBST(stage1_languages)
1982 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1985 # Handle --disable-<component> generically.
1986 for dir in $configdirs $build_configdirs $target_configdirs ; do
1987 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1988 varname=`echo $dirname | sed -e s/+/_/g`
1989 if eval test x\${enable_${varname}} "=" xno ; then
1990 noconfigdirs="$noconfigdirs $dir"
1994 # Check for Boehm's garbage collector
1995 AC_ARG_ENABLE(objc-gc,
1996 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1997 GNU Objective-C runtime],
1998 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1999 *,objc,*:*:yes:*target-boehm-gc*)
2000 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2004 # Make sure we only build Boehm's garbage collector if required.
2005 case ,${enable_languages},:${enable_objc_gc} in
2007 # Keep target-boehm-gc if requested for Objective-C.
2010 # Otherwise remove target-boehm-gc depending on target-libjava.
2011 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2012 noconfigdirs="$noconfigdirs target-boehm-gc"
2017 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2018 # $build_configdirs and $target_configdirs.
2019 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2022 for dir in . $skipdirs $noconfigdirs ; do
2023 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2024 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2025 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2026 if test -r $srcdir/$dirname/configure ; then
2027 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2030 notsupp="$notsupp $dir"
2034 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2035 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2036 if test -r $srcdir/$dirname/configure ; then
2037 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2040 notsupp="$notsupp $dir"
2044 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2045 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2046 if test -r $srcdir/$dirname/configure ; then
2047 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2050 notsupp="$notsupp $dir"
2056 # Sometimes the tools are distributed with libiberty but with no other
2057 # libraries. In that case, we don't want to build target-libiberty.
2058 # Don't let libgcc imply libiberty either.
2059 if test -n "${target_configdirs}" ; then
2062 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2063 if test "$i" = "libgcc"; then
2064 libgcc=target-libgcc
2065 elif test "$i" != "libiberty" ; then
2066 if test -r $srcdir/$i/configure ; then
2072 if test -z "${others}" ; then
2073 target_configdirs=$libgcc
2077 # Quietly strip out all directories which aren't configurable in this tree.
2078 # This relies on all configurable subdirectories being autoconfiscated, which
2080 build_configdirs_all="$build_configdirs"
2082 for i in ${build_configdirs_all} ; do
2083 j=`echo $i | sed -e s/build-//g`
2084 if test -f ${srcdir}/$j/configure ; then
2085 build_configdirs="${build_configdirs} $i"
2089 configdirs_all="$configdirs"
2091 for i in ${configdirs_all} ; do
2092 if test -f ${srcdir}/$i/configure ; then
2093 configdirs="${configdirs} $i"
2097 target_configdirs_all="$target_configdirs"
2099 for i in ${target_configdirs_all} ; do
2100 j=`echo $i | sed -e s/target-//g`
2101 if test -f ${srcdir}/$j/configure ; then
2102 target_configdirs="${target_configdirs} $i"
2106 # Produce a warning message for the subdirs we can't configure.
2107 # This isn't especially interesting in the Cygnus tree, but in the individual
2108 # FSF releases, it's important to let people know when their machine isn't
2109 # supported by the one or two programs in a package.
2111 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2112 # If $appdirs is non-empty, at least one of those directories must still
2113 # be configured, or we error out. (E.g., if the gas release supports a
2114 # specified target in some subdirs but not the gas subdir, we shouldn't
2115 # pretend that all is well.)
2116 if test -n "$appdirs" ; then
2117 for dir in $appdirs ; do
2118 if test -r $dir/Makefile.in ; then
2119 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2123 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2129 if test -n "$appdirs" ; then
2130 echo "*** This configuration is not supported by this package." 1>&2
2134 # Okay, some application will build, or we don't care to check. Still
2135 # notify of subdirs not getting built.
2136 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2137 echo " ${notsupp}" 1>&2
2138 echo " (Any other directories should still work fine.)" 1>&2
2146 # To find our prefix, in gcc_cv_tool_prefix.
2151 AC_ARG_WITH([build-sysroot],
2152 [ --with-build-sysroot=SYSROOT
2153 use sysroot as the system root during the build],
2154 [if test x"$withval" != x ; then
2155 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2157 [SYSROOT_CFLAGS_FOR_TARGET=])
2158 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2160 AC_ARG_WITH([debug-prefix-map],
2161 [ --with-debug-prefix-map='A=B C=D ...'
2162 map A to B, C to D ... in debug information],
2163 [if test x"$withval" != x; then
2164 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2165 for debug_map in $withval; do
2166 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2169 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2170 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2172 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2173 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2174 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2175 # We want to ensure that TARGET libraries (which we know are built with
2176 # gcc) are built with "-O2 -g", so include those options when setting
2177 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2178 if test "x$CFLAGS_FOR_TARGET" = x; then
2179 CFLAGS_FOR_TARGET=$CFLAGS
2182 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2185 *" -g "* | *" -g3 "*) ;;
2186 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2189 AC_SUBST(CFLAGS_FOR_TARGET)
2191 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2192 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2193 case " $CXXFLAGS " in
2195 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2197 case " $CXXFLAGS " in
2198 *" -g "* | *" -g3 "*) ;;
2199 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2202 AC_SUBST(CXXFLAGS_FOR_TARGET)
2204 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2205 # the named directory are copied to $(tooldir)/sys-include.
2206 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2207 if test x${is_cross_compiler} = xno ; then
2208 echo 1>&2 '***' --with-headers is only supported when cross compiling
2211 if test x"${with_headers}" != xyes ; then
2212 x=${gcc_cv_tool_prefix}
2213 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2217 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2218 # the name directories are copied to $(tooldir)/lib. Multiple directories
2220 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2221 if test x${is_cross_compiler} = xno ; then
2222 echo 1>&2 '***' --with-libs is only supported when cross compiling
2225 if test x"${with_libs}" != xyes ; then
2226 # Copy the libraries in reverse order, so that files in the first named
2227 # library override files in subsequent libraries.
2228 x=${gcc_cv_tool_prefix}
2229 for l in ${with_libs}; do
2230 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2235 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2237 # This is done by determining whether or not the appropriate directory
2238 # is available, and by checking whether or not specific configurations
2239 # have requested that this magic not happen.
2241 # The command line options always override the explicit settings in
2242 # configure.in, and the settings in configure.in override this magic.
2244 # If the default for a toolchain is to use GNU as and ld, and you don't
2245 # want to do that, then you should use the --without-gnu-as and
2246 # --without-gnu-ld options for the configure script. Similarly, if
2247 # the default is to use the included zlib and you don't want to do that,
2248 # you should use the --with-system-zlib option for the configure script.
2250 if test x${use_gnu_as} = x &&
2251 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2253 extra_host_args="$extra_host_args --with-gnu-as"
2256 if test x${use_gnu_ld} = x &&
2257 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2259 extra_host_args="$extra_host_args --with-gnu-ld"
2262 if test x${use_included_zlib} = x &&
2263 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2266 with_system_zlib=yes
2267 extra_host_args="$extra_host_args --with-system-zlib"
2270 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2271 # can detect this case.
2273 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2275 extra_host_args="$extra_host_args --with-newlib"
2278 # Handle ${copy_dirs}
2279 set fnord ${copy_dirs}
2281 while test $# != 0 ; do
2282 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2285 echo Copying $1 to $2
2287 # Use the install script to create the directory and all required
2288 # parent directories.
2289 if test -d $2 ; then
2293 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2296 # Copy the directory, assuming we have tar.
2297 # FIXME: Should we use B in the second tar? Not all systems support it.
2298 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2300 # It is the responsibility of the user to correctly adjust all
2301 # symlinks. If somebody can figure out how to handle them correctly
2302 # here, feel free to add the code.
2309 # Determine a target-dependent exec_prefix that the installed
2310 # gcc will search in. Keep this list sorted by triplet, with
2311 # the *-*-osname triplets last.
2315 md_exec_prefix=/gnu/lib/gcc-lib
2317 i[[34567]]86-pc-msdosdjgpp*)
2318 md_exec_prefix=/dev/env/DJDIR/bin
2320 i[[34567]]86-*-sco3.2v5*)
2321 if test $with_gnu_as = yes; then
2322 md_exec_prefix=/usr/gnu/bin
2324 md_exec_prefix=/usr/ccs/bin/elf
2329 powerpc-*-chorusos* | \
2330 powerpc*-*-eabi* | \
2331 powerpc*-*-sysv* | \
2332 powerpc*-*-kaos* | \
2334 md_exec_prefix=/usr/ccs/bin
2339 md_exec_prefix=/usr/ccs/bin
2354 md_exec_prefix=/usr/ccs/bin
2358 extra_arflags_for_target=
2359 extra_nmflags_for_target=
2360 extra_ranlibflags_for_target=
2361 target_makefile_frag=/dev/null
2364 target_makefile_frag="config/mt-mep"
2367 target_makefile_frag="config/mt-spu"
2370 target_makefile_frag="config/mt-sde"
2372 mipsisa*-*-elfoabi*)
2373 target_makefile_frag="config/mt-mips-elfoabi"
2375 mips*-*-*linux* | mips*-*-gnu*)
2376 target_makefile_frag="config/mt-mips-gnu"
2379 target_makefile_frag="config/mt-netware"
2381 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2382 target_makefile_frag="config/mt-gnu"
2384 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2385 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2386 # commands to handle both 32-bit and 64-bit objects. These flags are
2387 # harmless if we're using GNU nm or ar.
2388 extra_arflags_for_target=" -X32_64"
2389 extra_nmflags_for_target=" -B -X32_64"
2392 # ranlib from Darwin requires the -c flag to look at common symbols.
2393 extra_ranlibflags_for_target=" -c"
2395 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2396 target_makefile_frag="config/mt-wince"
2400 alphaieee_frag=/dev/null
2403 # This just makes sure to use the -mieee option to build target libs.
2404 # This should probably be set individually by each library.
2405 alphaieee_frag="config/mt-alphaieee"
2409 # If --enable-target-optspace always use -Os instead of -O2 to build
2410 # the target libraries, similarly if it is not specified, use -Os
2411 # on selected platforms.
2412 ospace_frag=/dev/null
2413 case "${enable_target_optspace}:${target}" in
2415 ospace_frag="config/mt-ospace"
2418 ospace_frag="config/mt-d30v"
2420 :m32r-* | :d10v-* | :fr30-*)
2421 ospace_frag="config/mt-ospace"
2426 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2430 # Default to using --with-stabs for certain targets.
2431 if test x${with_stabs} = x ; then
2433 mips*-*-irix[[56]]*)
2435 mips*-*-* | alpha*-*-osf*)
2437 extra_host_args="${extra_host_args} --with-stabs"
2442 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2443 # them automatically.
2446 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2450 # Some systems (e.g., one of the i386-aix systems the gas testers are
2451 # using) don't handle "\$" correctly, so don't use it here.
2452 tooldir='${exec_prefix}'/${target_noncanonical}
2453 build_tooldir=${tooldir}
2455 # Create a .gdbinit file which runs the one in srcdir
2456 # and tells GDB to look there for source files.
2458 if test -r ${srcdir}/.gdbinit ; then
2461 *) cat > ./.gdbinit <<EOF
2465 source ${srcdir}/.gdbinit
2471 # Make sure that the compiler is able to generate an executable. If it
2472 # can't, we are probably in trouble. We don't care whether we can run the
2473 # executable--we might be using a cross compiler--we only care whether it
2474 # can be created. At this point the main configure script has set CC.
2476 echo "int main () { return 0; }" > conftest.c
2477 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2478 if test $? = 0 ; then
2479 if test -s conftest || test -s conftest.exe ; then
2485 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2486 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2493 # The Solaris /usr/ucb/cc compiler does not appear to work.
2495 sparc-sun-solaris2*)
2496 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2497 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2499 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2500 if test -d /opt/cygnus/bin ; then
2501 if test "$could_use" = "" ; then
2502 could_use="/opt/cygnus/bin"
2504 could_use="$could_use or /opt/cygnus/bin"
2507 if test "$could_use" = "" ; then
2508 echo "Warning: compilation may fail because you're using"
2509 echo "/usr/ucb/cc. You should change your PATH or CC "
2510 echo "variable and rerun configure."
2512 echo "Warning: compilation may fail because you're using"
2513 echo "/usr/ucb/cc, when you should use the C compiler from"
2514 echo "$could_use. You should change your"
2515 echo "PATH or CC variable and rerun configure."
2521 # Decide which environment variable is used to find dynamic libraries.
2523 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2524 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2525 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2526 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2529 # On systems where the dynamic library environment variable is PATH,
2530 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2531 # built executables to PATH.
2532 if test "$RPATH_ENVVAR" = PATH; then
2533 GCC_SHLIB_SUBDIR=/shlib
2538 # Record target_configdirs and the configure arguments for target and
2539 # build configuration in Makefile.
2540 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2541 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2543 # If we are building libgomp, bootstrap it.
2544 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2545 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2548 # Determine whether gdb needs tk/tcl or not.
2549 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2550 # and in that case we want gdb to be built without tk. Ugh!
2551 # In fact I believe gdb is the *only* package directly dependent on tk,
2552 # so we should be able to put the 'maybe's in unconditionally and
2553 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2554 # 100% sure that that's safe though.
2556 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2557 case "$enable_gdbtk" in
2561 GDB_TK="${gdb_tk}" ;;
2563 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2564 # distro. Eventually someone will fix this and move Insight, nee
2565 # gdbtk to a separate directory.
2566 if test -d ${srcdir}/gdb/gdbtk ; then
2573 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2574 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2576 # Strip out unwanted targets.
2578 # While at that, we remove Makefiles if we were started for recursive
2579 # configuration, so that the top-level Makefile reconfigures them,
2580 # like we used to do when configure itself was recursive.
2582 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2583 # but now we're fixing up the Makefile ourselves with the additional
2584 # commands passed to AC_CONFIG_FILES. Use separate variables
2585 # extrasub-{build,host,target} not because there is any reason to split
2586 # the substitutions up that way, but only to remain below the limit of
2587 # 99 commands in a script, for HP-UX sed.
2588 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2590 AC_ARG_ENABLE([bootstrap],
2591 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2592 enable_bootstrap=default)
2594 # Issue errors and warnings for invalid/strange bootstrap combinations.
2595 case "$configdirs" in
2596 *gcc*) have_compiler=yes ;;
2597 *) have_compiler=no ;;
2600 case "$have_compiler:$host:$target:$enable_bootstrap" in
2603 # Default behavior. Enable bootstrap if we have a compiler
2604 # and we are in a native configuration.
2605 yes:$build:$build:default)
2606 enable_bootstrap=yes ;;
2609 enable_bootstrap=no ;;
2611 # We have a compiler and we are in a native configuration, bootstrap is ok
2612 yes:$build:$build:yes)
2615 # Other configurations, but we have a compiler. Assume the user knows
2618 AC_MSG_WARN([trying to bootstrap a cross compiler])
2621 # No compiler: if they passed --enable-bootstrap explicitly, fail
2623 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2625 # Fail if wrong command line
2627 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2631 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2634 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2638 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2639 yes:yes:*\ gold\ *:*,c++,*) ;;
2640 yes:yes:*\ gold\ *:*)
2641 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2645 # Adjust the toplevel makefile according to whether bootstrap was selected.
2646 case $enable_bootstrap in
2648 bootstrap_suffix=bootstrap
2649 BUILD_CONFIG=bootstrap-debug
2652 bootstrap_suffix=no-bootstrap
2657 AC_MSG_CHECKING(for default BUILD_CONFIG)
2659 AC_ARG_WITH([build-config],
2660 [--with-build-config='NAME NAME2...'
2661 Use config/NAME.mk build configuration],
2662 [case $with_build_config in
2663 yes) with_build_config= ;;
2664 no) with_build_config= BUILD_CONFIG= ;;
2667 if test "x${with_build_config}" != x; then
2668 BUILD_CONFIG=$with_build_config
2670 case $BUILD_CONFIG in
2672 if echo "int f (void) { return 0; }" > conftest.c &&
2673 ${CC} -c conftest.c &&
2674 mv conftest.o conftest.o.g0 &&
2675 ${CC} -c -g conftest.c &&
2676 mv conftest.o conftest.o.g &&
2677 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g; then
2682 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2686 AC_MSG_RESULT($BUILD_CONFIG)
2687 AC_SUBST(BUILD_CONFIG)
2690 for module in ${build_configdirs} ; do
2691 if test -z "${no_recursion}" \
2692 && test -f ${build_subdir}/${module}/Makefile; then
2693 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2694 rm -f ${build_subdir}/${module}/Makefile
2696 extrasub_build="$extrasub_build
2697 /^@if build-$module\$/d
2698 /^@endif build-$module\$/d
2699 /^@if build-$module-$bootstrap_suffix\$/d
2700 /^@endif build-$module-$bootstrap_suffix\$/d"
2703 for module in ${configdirs} ; do
2704 if test -z "${no_recursion}"; then
2705 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2706 if test -f ${file}; then
2707 echo 1>&2 "*** removing ${file} to force reconfigure"
2712 extrasub_host="$extrasub_host
2714 /^@endif $module\$/d
2715 /^@if $module-$bootstrap_suffix\$/d
2716 /^@endif $module-$bootstrap_suffix\$/d"
2719 for module in ${target_configdirs} ; do
2720 if test -z "${no_recursion}" \
2721 && test -f ${target_subdir}/${module}/Makefile; then
2722 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2723 rm -f ${target_subdir}/${module}/Makefile
2726 # We only bootstrap target libraries listed in bootstrap_target_libs.
2727 case $bootstrap_target_libs in
2728 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2729 *) target_bootstrap_suffix=no-bootstrap ;;
2732 extrasub_target="$extrasub_target
2733 /^@if target-$module\$/d
2734 /^@endif target-$module\$/d
2735 /^@if target-$module-$target_bootstrap_suffix\$/d
2736 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2739 # Do the final fixup along with target modules.
2740 extrasub_target="$extrasub_target
2741 /^@if /,/^@endif /d"
2743 # Create the serialization dependencies. This uses a temporary file.
2745 AC_ARG_ENABLE([serial-configure],
2746 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2747 force sequential configuration of
2748 sub-packages for the host, target or build
2749 machine, or all sub-packages])
2751 case ${enable_serial_configure} in
2753 enable_serial_build_configure=yes
2754 enable_serial_host_configure=yes
2755 enable_serial_target_configure=yes
2759 # These force 'configure's to be done one at a time, to avoid problems
2760 # with contention over a shared config.cache.
2762 echo '# serdep.tmp' > serdep.tmp
2764 test "x${enable_serial_build_configure}" = xyes &&
2765 for item in ${build_configdirs} ; do
2768 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2773 test "x${enable_serial_host_configure}" = xyes &&
2774 for item in ${configdirs} ; do
2777 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2782 test "x${enable_serial_target_configure}" = xyes &&
2783 for item in ${target_configdirs} ; do
2786 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2790 serialization_dependencies=serdep.tmp
2791 AC_SUBST_FILE(serialization_dependencies)
2793 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2794 # target, nonopt, and variable assignments. These are the ones we
2795 # might not want to pass down to subconfigures. The exception being
2796 # --cache-file=/dev/null, which is used to turn off the use of cache
2797 # files altogether, and which should be passed on to subconfigures.
2798 # Also strip program-prefix, program-suffix, and program-transform-name,
2799 # so that we can pass down a consistent program-transform-name.
2803 eval "set -- $ac_configure_args"
2806 if test X"$skip_next" = X"yes"; then
2810 if test X"$keep_next" = X"yes"; then
2813 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2815 baseargs="$baseargs '$ac_arg'"
2820 # Handle separated arguments. Based on the logic generated by
2823 *=* | --config-cache | -C | -disable-* | --disable-* \
2824 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2825 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2826 | -with-* | --with-* | -without-* | --without-* | --x)
2838 --cache-file=/dev/null | \
2839 -cache-file=/dev/null )
2840 # Handled here to avoid the test to skip args below.
2841 baseargs="$baseargs '$ac_arg'"
2842 # Assert: $separate_arg should always be no.
2843 keep_next=$separate_arg
2859 -program-prefix* | \
2860 -program-suffix* | \
2861 -program-transform-name* )
2862 skip_next=$separate_arg
2866 # An option. Add it.
2869 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2871 baseargs="$baseargs '$ac_arg'"
2872 keep_next=$separate_arg
2875 # Either a variable assignment, or a nonopt (triplet). Don't
2876 # pass it down; let the Makefile handle this.
2881 # Remove the initial space we just introduced and, as these will be
2882 # expanded by make, quote '$'.
2883 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2885 # Add in --program-transform-name, after --program-prefix and
2886 # --program-suffix have been applied to it. Autoconf has already
2887 # doubled dollar signs and backslashes in program_transform_name; we want
2888 # the backslashes un-doubled, and then the entire thing wrapped in single
2889 # quotes, because this will be expanded first by make and then by the shell.
2890 # Also, because we want to override the logic in subdir configure scripts to
2891 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2892 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2893 ${program_transform_name}
2895 gcc_transform_name=`cat conftestsed.out`
2896 rm -f conftestsed.out
2897 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2898 if test "$silent" = yes; then
2899 baseargs="$baseargs --silent"
2901 baseargs="$baseargs --disable-option-checking"
2903 # For the build-side libraries, we just need to pretend we're native,
2904 # and not use the same cache file. Multilibs are neither needed nor
2906 build_configargs="--cache-file=../config.cache ${baseargs}"
2908 # For host modules, accept cache file option, or specification as blank.
2909 case "${cache_file}" in
2911 cache_file_option="" ;;
2912 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2913 cache_file_option="--cache-file=${cache_file}" ;;
2915 cache_file_option="--cache-file=../${cache_file}" ;;
2918 # Host dirs don't like to share a cache file either, horribly enough.
2919 # This seems to be due to autoconf 2.5x stupidity.
2920 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2922 target_configargs=${baseargs}
2924 # Passing a --with-cross-host argument lets the target libraries know
2925 # whether they are being built with a cross-compiler or being built
2926 # native. However, it would be better to use other mechanisms to make the
2927 # sorts of decisions they want to make on this basis. Please consider
2928 # this option to be deprecated. FIXME.
2929 if test x${is_cross_compiler} = xyes ; then
2930 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2933 # Default to --enable-multilib.
2934 if test x${enable_multilib} = x ; then
2935 target_configargs="--enable-multilib ${target_configargs}"
2938 # Pass --with-newlib if appropriate. Note that target_configdirs has
2939 # changed from the earlier setting of with_newlib.
2940 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2941 target_configargs="--with-newlib ${target_configargs}"
2944 # Different target subdirs use different values of certain variables
2945 # (notably CXX). Worse, multilibs use *lots* of different values.
2946 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2947 # it doesn't automatically accept command-line overrides of them.
2948 # This means it's not safe for target subdirs to share a cache file,
2949 # which is disgusting, but there you have it. Hopefully this can be
2950 # fixed in future. It's still worthwhile to use a cache file for each
2951 # directory. I think.
2953 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2954 # We need to pass --target, as newer autoconf's requires consistency
2955 # for target_alias and gcc doesn't manage it consistently.
2956 target_configargs="--cache-file=./config.cache ${target_configargs}"
2959 case " $target_configdirs " in
2961 case " $target_configargs " in
2962 *" --with-newlib "*)
2965 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 $$s/winsup/w32api/include'
2969 # If we're not building GCC, don't discard standard headers.
2970 if test -d ${srcdir}/gcc; then
2971 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2973 if test "${build}" != "${host}"; then
2974 # On Canadian crosses, CC_FOR_TARGET will have already been set
2975 # by `configure', so we won't have an opportunity to add -Bgcc/
2976 # to it. This is right: we don't want to search that directory
2977 # for binaries, but we want the header files in there, so add
2979 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2981 # Someone might think of using the pre-installed headers on
2982 # Canadian crosses, in case the installed compiler is not fully
2983 # compatible with the compiler being built. In this case, it
2984 # would be better to flag an error than risking having
2985 # incompatible object files being constructed. We can't
2986 # guarantee that an error will be flagged, but let's hope the
2987 # compiler will do it, when presented with incompatible header
2992 case "${target}-${is_cross_compiler}" in
2993 i[[3456789]]86-*-linux*-no)
2994 # Here host == target, so we don't need to build gcc,
2995 # so we don't want to discard standard headers.
2996 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2999 # If we're building newlib, use its generic headers last, but search
3000 # for any libc-related directories first (so make it the last -B
3002 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3004 # If we're building libgloss, find the startup file, simulator library
3005 # and linker script.
3006 case " $target_configdirs " in
3008 # Look for startup file, simulator library and maybe linker script.
3009 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3010 # Look for libnosys.a in case the target needs it.
3011 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3012 # Most targets have the linker script in the source directory.
3013 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3024 x86_64-*mingw* | *-w64-mingw*)
3025 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3026 # however, use a symlink named 'mingw' in ${prefix} .
3027 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3030 # MinGW can't be handled as Cygwin above since it does not use newlib.
3031 FLAGS_FOR_TARGET=$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'
3035 # Allow the user to override the flags for
3036 # our build compiler if desired.
3037 if test x"${build}" = x"${host}" ; then
3038 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3039 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3040 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3043 # On Canadian crosses, we'll be searching the right directories for
3044 # the previously-installed cross compiler, so don't bother to add
3045 # flags for directories within the install tree of the compiler
3046 # being built; programs in there won't even run.
3047 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3048 # Search for pre-installed headers if nothing else fits.
3049 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3052 if test "x${use_gnu_ld}" = x &&
3053 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3054 # Arrange for us to find uninstalled linker scripts.
3055 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3058 # Search for other target-specific linker scripts and such.
3061 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3065 # Makefile fragments.
3066 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3068 eval fragval=\$$frag
3069 if test $fragval != /dev/null; then
3070 eval $frag=${srcdir}/$fragval
3073 AC_SUBST_FILE(host_makefile_frag)
3074 AC_SUBST_FILE(target_makefile_frag)
3075 AC_SUBST_FILE(alphaieee_frag)
3076 AC_SUBST_FILE(ospace_frag)
3078 # Miscellanea: directories, flags, etc.
3079 AC_SUBST(RPATH_ENVVAR)
3080 AC_SUBST(GCC_SHLIB_SUBDIR)
3082 AC_SUBST(build_tooldir)
3083 AC_SUBST(CONFIGURE_GDB_TK)
3085 AC_SUBST(INSTALL_GDB_TK)
3087 # Build module lists & subconfigure args.
3088 AC_SUBST(build_configargs)
3089 AC_SUBST(build_configdirs)
3091 # Host module lists & subconfigure args.
3092 AC_SUBST(host_configargs)
3093 AC_SUBST(configdirs)
3094 AC_SUBST(target_configdirs)
3096 # Target module lists & subconfigure args.
3097 AC_SUBST(target_configargs)
3101 AC_SUBST(AR_FOR_BUILD)
3102 AC_SUBST(AS_FOR_BUILD)
3103 AC_SUBST(CC_FOR_BUILD)
3104 AC_SUBST(CFLAGS_FOR_BUILD)
3105 AC_SUBST(CXXFLAGS_FOR_BUILD)
3106 AC_SUBST(CXX_FOR_BUILD)
3107 AC_SUBST(DLLTOOL_FOR_BUILD)
3108 AC_SUBST(GCJ_FOR_BUILD)
3109 AC_SUBST(GFORTRAN_FOR_BUILD)
3110 AC_SUBST(LDFLAGS_FOR_BUILD)
3111 AC_SUBST(LD_FOR_BUILD)
3112 AC_SUBST(NM_FOR_BUILD)
3113 AC_SUBST(RANLIB_FOR_BUILD)
3114 AC_SUBST(WINDMC_FOR_BUILD)
3115 AC_SUBST(WINDRES_FOR_BUILD)
3116 AC_SUBST(config_shell)
3118 # Generate default definitions for YACC, M4, LEX and other programs that run
3119 # on the build machine. These are used if the Makefile can't locate these
3120 # programs in objdir.
3121 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3123 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3124 case " $build_configdirs " in
3125 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3126 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3129 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3130 case " $build_configdirs " in
3131 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3134 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3135 case " $build_configdirs " in
3136 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3139 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3140 case " $build_configdirs " in
3141 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3142 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3145 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3146 case " $build_configdirs " in
3147 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3150 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3151 case " $build_configdirs " in
3152 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3155 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3156 # higher, else we use the "missing" dummy.
3157 if ${MAKEINFO} --version \
3158 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3161 MAKEINFO="$MISSING makeinfo"
3167 # FIXME: expect and dejagnu may become build tools?
3169 AC_CHECK_PROGS(EXPECT, expect, expect)
3170 case " $configdirs " in
3172 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3176 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3177 case " $configdirs " in
3179 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3185 NCN_STRICT_CHECK_TOOLS(AR, ar)
3186 NCN_STRICT_CHECK_TOOLS(AS, as)
3187 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3188 NCN_STRICT_CHECK_TOOLS(LD, ld)
3189 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3190 NCN_STRICT_CHECK_TOOLS(NM, nm)
3191 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
3192 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
3193 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3194 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3195 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3196 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3203 AC_ARG_WITH([build-time-tools],
3204 [ --with-build-time-tools=PATH
3205 use given path to find target tools during the build],
3206 [case x"$withval" in
3209 with_build_time_tools=
3210 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3213 [with_build_time_tools=])
3215 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3216 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3217 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3218 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3219 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3221 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3222 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3223 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3224 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3225 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3226 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3227 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3228 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
3229 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3230 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3231 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3233 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3235 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3236 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3237 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3238 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3239 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3241 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3242 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3244 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3245 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3246 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3247 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3248 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3249 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3250 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3251 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3252 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3253 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3254 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3255 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3256 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3257 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3259 AC_SUBST(FLAGS_FOR_TARGET)
3260 AC_SUBST(RAW_CXX_FOR_TARGET)
3262 # Certain tools may need extra flags.
3263 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3264 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3265 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3267 # When building target libraries, except in a Canadian cross, we use
3268 # the same toolchain as the compiler we just built.
3269 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3270 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3271 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3272 if test $host = $build; then
3273 case " $configdirs " in
3275 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3276 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3277 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3282 AC_SUBST(COMPILER_AS_FOR_TARGET)
3283 AC_SUBST(COMPILER_LD_FOR_TARGET)
3284 AC_SUBST(COMPILER_NM_FOR_TARGET)
3286 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3287 AC_ARG_ENABLE(maintainer-mode,
3288 [ --enable-maintainer-mode enable make rules and dependencies not useful
3289 (and sometimes confusing) to the casual installer],
3290 USE_MAINTAINER_MODE=$enableval,
3291 USE_MAINTAINER_MODE=no)
3292 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3293 AC_SUBST(MAINTAINER_MODE_TRUE)
3294 AC_SUBST(MAINTAINER_MODE_FALSE)
3295 if test "$USE_MAINTAINER_MODE" = yes; then
3296 MAINTAINER_MODE_TRUE=
3297 MAINTAINER_MODE_FALSE='#'
3299 MAINTAINER_MODE_TRUE='#'
3300 MAINTAINER_MODE_FALSE=
3302 MAINT=$MAINTAINER_MODE_TRUE
3305 # ---------------------
3306 # GCC bootstrap support
3307 # ---------------------
3309 # Stage specific cflags for build.
3314 yes) stage1_cflags="-g -Wa,-J" ;;
3315 *) stage1_cflags="-g -J" ;;
3319 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3320 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3321 saved_CFLAGS="$CFLAGS"
3323 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3324 CFLAGS="$CFLAGS -fkeep-inline-functions"
3325 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3327 #if (__GNUC__ < 3) \
3328 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3329 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3330 #error http://gcc.gnu.org/PR29382
3333 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3334 [AC_MSG_RESULT([no])])
3336 CFLAGS="$saved_CFLAGS"
3339 AC_SUBST(stage1_cflags)
3341 # Enable --enable-checking in stage1 of the compiler.
3342 AC_ARG_ENABLE(stage1-checking,
3343 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3345 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3346 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3347 stage1_checking=--enable-checking=yes,types
3349 stage1_checking=--enable-checking=$enable_checking,types
3351 AC_SUBST(stage1_checking)
3353 # Enable -Werror in bootstrap stage2 and later.
3354 AC_ARG_ENABLE(werror,
3355 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3356 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3361 case ${enable_werror} in
3362 yes) stage2_werror_flag="--enable-werror-always" ;;
3363 *) stage2_werror_flag="" ;;
3365 AC_SUBST(stage2_werror_flag)
3367 # Specify what files to not compare during bootstrap.
3369 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3371 hppa*64*-*-hpux*) ;;
3372 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3374 case " $configdirs " in
3375 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3377 AC_SUBST(compare_exclusions)
3379 AC_CONFIG_FILES([Makefile],
3380 [sed "$extrasub_build" Makefile |
3381 sed "$extrasub_host" |
3382 sed "$extrasub_target" > mf$$
3383 mv -f mf$$ Makefile],
3384 [extrasub_build="$extrasub_build"
3385 extrasub_host="$extrasub_host"
3386 extrasub_target="$extrasub_target"])