1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
3 # Free Software Foundation, Inc.
5 # This file is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; see the file COPYING3. If not see
17 # <http://www.gnu.org/licenses/>.
19 ##############################################################################
20 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
22 m4_include(config/acx.m4)
23 m4_include(config/override.m4)
24 m4_include(config/proginstall.m4)
25 m4_include(config/elf.m4)
26 m4_include([libtool.m4])
27 m4_include([ltoptions.m4])
28 m4_include([ltsugar.m4])
29 m4_include([ltversion.m4])
30 m4_include([lt~obsolete.m4])
31 m4_include([config/cloog.m4])
33 AC_INIT(move-if-change)
35 AC_DISABLE_OPTION_CHECKING
38 # if PWD already has a value, it is probably wrong.
39 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
41 # Export original configure arguments for use by sub-configures.
42 # Quote arguments with shell meta charatcers.
43 TOPLEVEL_CONFIGURE_ARGUMENTS=
44 set -- "$progname" "$@"
48 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
49 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
50 # if the argument is of the form -foo=baz, quote the baz part only
51 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
54 # Add the quoted argument to the list.
55 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
57 if test "$silent" = yes; then
58 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
60 # Remove the initial space we just introduced and, as these will be
61 # expanded by make, quote '$'.
62 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
63 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
65 # Find the build, host, and target systems.
66 ACX_NONCANONICAL_BUILD
68 ACX_NONCANONICAL_TARGET
70 dnl Autoconf 2.5x and later will set a default program prefix if
71 dnl --target was used, even if it was the same as --host. Disable
72 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
74 test "$host_noncanonical" = "$target_noncanonical" &&
75 test "$program_prefix$program_suffix$program_transform_name" = \
77 program_transform_name=s,y,y,
82 m4_pattern_allow([^AS_FOR_TARGET$])dnl
83 m4_pattern_allow([^AS_FOR_BUILD$])dnl
85 # Get 'install' or 'install-sh' and its variants.
92 ### we might need to use some other shell than /bin/sh for running subshells
93 ### If we are on Windows, search for the shell. This will permit people
94 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
95 ### without also having to set CONFIG_SHELL. This code will work when
96 ### using bash, which sets OSTYPE.
99 if test x${CONFIG_SHELL} = x ; then
100 if test ! -f /bin/sh ; then
101 if test x${SHELL} != x && test -f ${SHELL} ; then
102 CONFIG_SHELL=${SHELL}
105 for prog in sh sh.exe bash bash.exe; do
106 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
108 test -z "$dir" && dir=.
109 if test -f $dir/$prog; then
110 CONFIG_SHELL=$dir/$prog
116 test -n "${CONFIG_SHELL}" && break
124 config_shell=${CONFIG_SHELL-/bin/sh}
126 moveifchange=${srcdir}/move-if-change
128 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
130 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
132 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
133 INSTALL="${srcpwd}/install-sh -c"
136 # Set srcdir to "." if that's what it is.
137 # This is important for multilib support.
139 if test "${pwd}" = "${srcpwd}" ; then
147 ### To add a new directory to the tree, first choose whether it is a target
148 ### or a host dependent tool. Then put it into the appropriate list
149 ### (library or tools, host or target), doing a dependency sort.
151 # Subdirs will be configured in the order listed in build_configdirs,
152 # configdirs, or target_configdirs; see the serialization section below.
154 # Dependency sorting is only needed when *configuration* must be done in
155 # a particular order. In all cases a dependency should be specified in
156 # the Makefile, whether or not it's implicitly specified here.
158 # Double entries in build_configdirs, configdirs, or target_configdirs may
159 # cause circular dependencies and break everything horribly.
161 # these library is used by various programs built for the build
164 build_libs="build-libiberty"
166 # these tools are built for the build environment
167 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
169 # these libraries are used by various programs built for the host environment
171 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
173 # these tools are built for the host environment
174 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
175 # know that we are building the simulator.
176 # binutils, gas and ld appear in that order because it makes sense to run
177 # "make check" in that particular order.
178 # If --enable-gold is used, "gold" may replace "ld".
179 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
181 # libgcj represents the runtime libraries only used by gcj.
182 libgcj="target-libffi \
187 # these libraries are built for the target environment, and are built after
188 # the host libraries and the host tools (which may be a cross compiler)
190 target_libraries="target-libgcc \
195 target-libstdc++-v3 \
205 # these tools are built using the target libraries, and are intended to
206 # run only in the target environment
208 # note: any program that *uses* libraries that are in the "target_libraries"
209 # list belongs in this list. those programs are also very likely
210 # candidates for the "native_only" list which follows
212 target_tools="target-examples target-groff target-gperf target-rda"
214 ################################################################################
216 ## All tools belong in one of the four categories, and are assigned above
217 ## We assign ${configdirs} this way to remove all embedded newlines. This
218 ## is important because configure will choke if they ever get through.
219 ## ${configdirs} is directories we build using the host tools.
220 ## ${target_configdirs} is directories we build using the target tools.
221 configdirs=`echo ${host_libs} ${host_tools}`
222 target_configdirs=`echo ${target_libraries} ${target_tools}`
223 build_configdirs=`echo ${build_libs} ${build_tools}`
225 m4_divert_text([PARSE_ARGS],
228 m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
229 AC_MSG_ERROR([path to source, $srcdir, contains spaces])
230 m4_popdef([AS_MESSAGE_LOG_FD])dnl
233 ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
236 ################################################################################
238 srcname="gnu development package"
240 # This gets set non-empty for some net releases of packages.
243 # Define is_cross_compiler to save on calls to 'test'.
245 if test x"${host}" = x"${target}" ; then
248 is_cross_compiler=yes
251 # Find the build and target subdir names.
253 # Be sure to cover against remnants of an in-tree build.
254 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
255 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
256 Use a pristine source tree when building in a separate tree])
259 # Skipdirs are removed silently.
261 # Noconfigdirs are removed loudly.
265 # Make sure we don't let GNU ld be added if we didn't want it.
266 if test x$with_gnu_ld = xno ; then
268 noconfigdirs="$noconfigdirs ld gold"
272 # Make sure we don't let GNU as be added if we didn't want it.
273 if test x$with_gnu_as = xno ; then
275 noconfigdirs="$noconfigdirs gas"
279 # Make sure we don't let ZLIB be added if we didn't want it.
280 if test x$with_system_zlib = xyes ; then
282 noconfigdirs="$noconfigdirs zlib"
285 # some tools are so dependent upon X11 that if we're not building with X,
286 # it's not even worth trying to configure, much less build, that tool.
289 yes | "") ;; # the default value for this tree is that X11 is available
291 skipdirs="${skipdirs} tk itcl libgui"
292 # We won't be able to build gdbtk without X.
295 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
298 # Some tools are only suitable for building in a "native" situation.
299 # Remove these if host!=target.
300 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"
302 # Similarly, some are only suitable for cross toolchains.
303 # Remove these if host=target.
304 cross_only="target-libgloss target-newlib target-opcodes"
306 case $is_cross_compiler in
307 no) skipdirs="${skipdirs} ${cross_only}" ;;
308 yes) skipdirs="${skipdirs} ${native_only}" ;;
311 # If both --with-headers and --with-libs are specified, default to
313 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
314 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
315 if test x"${with_newlib}" = x ; then
320 # Recognize --with-newlib/--without-newlib.
321 case ${with_newlib} in
322 no) skipdirs="${skipdirs} target-newlib" ;;
323 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
326 # Handle --enable-gold.
327 # --enable-gold Build only gold
328 # --disable-gold [default] Build only ld
329 # --enable-gold=both Build both gold and ld, ld is default
330 # --enable-gold=both/ld Same
331 # --enable-gold=both/gold Build both gold and ld, gold is default, ld is renamed ld.bfd
334 [[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]],
335 ENABLE_GOLD=$enableval,
337 case "${ENABLE_GOLD}" in
338 yes|both|both/gold|both/ld)
339 # Check for ELF target.
342 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
343 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
344 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
346 *-*-linux*aout* | *-*-linux*oldld*)
354 if test "$is_elf" = "yes"; then
355 # Check for target supported by gold.
357 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
358 case "${ENABLE_GOLD}" in
360 configdirs="$configdirs gold"
363 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / gold /'`
374 AC_MSG_ERROR([invalid --enable-gold argument])
378 # Configure extra directories which are host specific
382 configdirs="$configdirs libtermcap" ;;
385 # A target can indicate whether a language isn't supported for some reason.
386 # Only spaces may be used in this macro; not newlines or tabs.
387 unsupported_languages=
389 # Remove more programs from consideration, based on the host or
390 # target this usually means that a port of the program doesn't
395 noconfigdirs="$noconfigdirs byacc"
397 i[[3456789]]86-*-vsta)
398 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
400 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
401 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
404 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
406 i[[3456789]]86-*-mingw32*)
407 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
408 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
410 i[[3456789]]86-*-beos*)
411 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
414 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
417 noconfigdirs="$noconfigdirs rcs"
420 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
423 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
428 AC_ARG_ENABLE(libada,
429 [ --enable-libada build libada directory],
430 ENABLE_LIBADA=$enableval,
432 if test "${ENABLE_LIBADA}" != "yes" ; then
433 noconfigdirs="$noconfigdirs gnattools"
436 AC_ARG_ENABLE(libssp,
437 [ --enable-libssp build libssp directory],
438 ENABLE_LIBSSP=$enableval,
441 # Save it here so that, even in case of --enable-libgcj, if the Java
442 # front-end isn't enabled, we still get libgcj disabled.
444 case $enable_libgcj in
446 # If we reset it here, it won't get added to noconfigdirs in the
447 # target-specific build rules, so it will be forcibly enabled
448 # (unless the Java language itself isn't enabled).
452 # Make sure we get it printed in the list of not supported target libs.
453 noconfigdirs="$noconfigdirs ${libgcj}"
458 # Disable libmudflap on some systems.
459 if test x$enable_libmudflap = x ; then
461 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
462 # Enable libmudflap by default in GNU and friends.
465 # Enable libmudflap by default in FreeBSD.
468 # Disable it by default everywhere else.
469 noconfigdirs="$noconfigdirs target-libmudflap"
474 # Disable libgomp on non POSIX hosted systems.
475 if test x$enable_libgomp = x ; then
476 # Enable libgomp by default on hosted POSIX systems.
478 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
480 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
482 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
484 *-*-darwin* | *-*-aix*)
487 noconfigdirs="$noconfigdirs target-libgomp"
492 # Default libgloss CPU subdirectory.
493 libgloss_dir="$target_cpu"
497 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
500 noconfigdirs="$noconfigdirs ld gas gdb gprof"
501 noconfigdirs="$noconfigdirs sim target-rda"
503 i[[3456789]]86-*-darwin*)
504 noconfigdirs="$noconfigdirs ld gprof"
505 noconfigdirs="$noconfigdirs sim target-rda"
507 x86_64-*-darwin[[912]]*)
508 noconfigdirs="$noconfigdirs ld gas gprof"
509 noconfigdirs="$noconfigdirs sim target-rda"
512 noconfigdirs="$noconfigdirs ld gas gdb gprof"
513 noconfigdirs="$noconfigdirs sim target-rda"
514 noconfigdirs="$noconfigdirs ${libgcj}"
516 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
517 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
520 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
521 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
522 && test -f /usr/local/include/gmp.h; then
526 # Skip some stuff that's unsupported on some FreeBSD configurations.
532 noconfigdirs="$noconfigdirs ${libgcj}"
537 # Remove unsupported stuff on all kaOS configurations.
538 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
539 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
540 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
541 noconfigdirs="$noconfigdirs target-libgloss"
544 # Skip some stuff on all NetBSD configurations.
545 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
547 # Skip some stuff that's unsupported on some NetBSD configurations.
549 i*86-*-netbsdelf*) ;;
550 arm*-*-netbsdelf*) ;;
552 noconfigdirs="$noconfigdirs ${libgcj}"
557 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
560 skipdirs="${skipdirs} target-libiberty"
561 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
563 # The tpf target doesn't support gdb yet.
565 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
568 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
571 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
574 # ld works, but does not support shared libraries.
575 # newlib is not 64 bit ready. I'm not sure about fileutils.
576 # gas doesn't generate exception information.
577 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
580 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
583 # newlib is not 64 bit ready
584 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
587 # newlib is not 64 bit ready
588 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
591 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
594 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
596 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
597 noconfigdirs="$noconfigdirs ${libgcj}"
598 noconfigdirs="$noconfigdirs target-examples"
599 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
600 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
601 noconfigdirs="$noconfigdirs expect dejagnu"
602 # the C++ libraries don't build on top of CE's C libraries
603 noconfigdirs="$noconfigdirs target-libstdc++-v3"
604 noconfigdirs="$noconfigdirs target-newlib"
606 *-*-cygwin*) ;; # keep gdb and readline
607 *) noconfigdirs="$noconfigdirs gdb readline"
613 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
617 arm-*-coff | strongarm-*-coff | xscale-*-coff)
618 noconfigdirs="$noconfigdirs ${libgcj}"
621 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
622 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
625 arm*-*-linux-gnueabi)
626 noconfigdirs="$noconfigdirs target-qthreads"
627 case ${with_newlib} in
628 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
633 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
637 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
640 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
643 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
646 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
649 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
652 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
655 unsupported_languages="$unsupported_languages java"
656 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
657 if test x${is_cross_compiler} != xno ; then
658 target_configdirs="${target_configdirs} target-bsp target-cygmon"
662 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
664 c54x*-*-* | tic54x-*-*)
665 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
668 noconfigdirs="$noconfigdirs ${libgcj} gdb"
670 cris-*-* | crisv32-*-*)
671 unsupported_languages="$unsupported_languages java"
674 unsupported_languages="$unsupported_languages fortran"
675 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
677 noconfigdirs="$noconfigdirs target-boehm-gc";;
679 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
681 unsupported_languages="$unsupported_languages fortran"
682 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
687 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
690 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
693 noconfigdirs="$noconfigdirs ${libgcj} gdb"
695 ep9312-*-elf | ep9312-*-coff)
699 noconfigdirs="$noconfigdirs ${libgcj} gdb"
702 noconfigdirs="$noconfigdirs ${libgcj}"
705 noconfigdirs="$noconfigdirs ${libgcj}"
706 noconfigdirs="$noconfigdirs gprof"
709 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
712 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
714 hppa1.1-*-osf* | hppa1.1-*-bsd* )
716 hppa*64*-*-linux* | parisc*64*-*-linux*)
717 # In this case, it's because the hppa64-linux target is for
718 # the kernel only at this point and has no libc, and thus no
719 # headers, crt*.o, etc., all of which are needed by these.
720 noconfigdirs="$noconfigdirs target-zlib"
722 parisc*-*-linux* | hppa*-*-linux*)
728 noconfigdirs="$noconfigdirs ${libgcj}"
731 noconfigdirs="$noconfigdirs ld shellutils"
737 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
738 # build on HP-UX 10.20.
739 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
742 noconfigdirs="$noconfigdirs ${libgcj} gdb"
745 # No gdb support yet.
746 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
749 # No gdb or ld support yet.
750 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
753 # No gdb or ld support yet.
754 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
758 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
759 noconfigdirs="$noconfigdirs ${libgcj}"
762 i[[3456789]]86-*-linux*)
763 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
764 # not build java stuff by default.
767 noconfigdirs="$noconfigdirs ${libgcj}";;
770 # This section makes it possible to build newlib natively on linux.
771 # If we are using a cross compiler then don't configure newlib.
772 if test x${is_cross_compiler} != xno ; then
773 noconfigdirs="$noconfigdirs target-newlib"
775 noconfigdirs="$noconfigdirs target-libgloss"
776 # If we are not using a cross compiler, do configure newlib.
777 # Note however, that newlib will only be configured in this situation
778 # if the --with-newlib option has been given, because otherwise
779 # 'target-newlib' will appear in skipdirs.
781 i[[3456789]]86-w64-mingw*)
782 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
784 i[[3456789]]86-*-mingw*)
785 target_configdirs="$target_configdirs target-winsup"
786 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
789 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
792 target_configdirs="$target_configdirs target-libtermcap target-winsup"
793 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
794 # always build newlib if winsup directory is present.
795 if test -d "$srcdir/winsup/cygwin"; then
796 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
797 elif test -d "$srcdir/newlib"; then
798 echo "Warning: winsup/cygwin is missing so newlib can't be built."
801 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
802 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
805 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
807 i[[3456789]]86-*-sco3.2v5*)
808 # The linker does not yet know about weak symbols in COFF,
809 # and is not configured to handle mixed ELF and COFF.
810 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
812 i[[3456789]]86-*-sco*)
813 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
815 i[[3456789]]86-*-solaris2*)
816 noconfigdirs="$noconfigdirs target-libgloss"
818 i[[3456789]]86-*-sysv4*)
819 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
821 i[[3456789]]86-*-beos*)
822 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
824 i[[3456789]]86-*-rdos*)
825 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
828 noconfigdirs="$noconfigdirs ${libgcj}"
830 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
831 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
835 noconfigdirs="$noconfigdirs ${libgcj}"
838 noconfigdirs="$noconfigdirs ${libgcj}"
844 # The EPOC C++ environment does not support exceptions or rtti,
845 # and so building libstdc++-v3 tends not to always work.
846 noconfigdirs="$noconfigdirs target-libstdc++-v3"
849 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
850 unsupported_languages="$unsupported_languages fortran java"
853 noconfigdirs="$noconfigdirs ${libgcj}"
856 noconfigdirs="$noconfigdirs ${libgcj}"
859 noconfigdirs="$noconfigdirs sim"
862 # copied from rs6000-*-* entry
863 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
865 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
866 target_configdirs="$target_configdirs target-winsup"
867 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
868 # always build newlib.
869 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
871 # This is temporary until we can link against shared libraries
872 powerpcle-*-solaris*)
873 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
877 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
880 noconfigdirs="$noconfigdirs ${libgcj}"
883 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
887 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
890 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
893 noconfigdirs="$noconfigdirs gprof ${libgcj}"
896 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
899 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
902 skipdirs="$skipdirs target-libiberty"
903 noconfigdirs="$noconfigdirs ${libgcj}"
904 if test x$with_newlib = xyes; then
905 noconfigdirs="$noconfigdirs gprof"
910 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
913 # Linking libjava exceeds command-line length limits on at least
914 # IRIX 6.2, but not on IRIX 6.5.
915 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
916 # <oldham@codesourcery.com>
917 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
920 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
923 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
926 noconfigdirs="$noconfigdirs gprof ${libgcj}"
930 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
934 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
935 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
936 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
937 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
941 noconfigdirs="$noconfigdirs ${libgcj}" ;;
943 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
946 sparclet-*-aout* | sparc86x-*-*)
950 noconfigdirs="$noconfigdirs ${libgcj}"
953 noconfigdirs="$noconfigdirs ${libgcj}"
957 noconfigdirs="$noconfigdirs ${libgcj}"
961 noconfigdirs="$noconfigdirs ${libgcj}"
962 if test x${is_cross_compiler} != xno ; then
963 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
968 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
969 noconfigdirs="$noconfigdirs ${libgcj}"
971 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
974 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
977 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
980 noconfigdirs="$noconfigdirs ${libgcj}"
983 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
986 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
989 noconfigdirs="$noconfigdirs ${libgcj}"
992 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
994 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
995 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
998 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1001 noconfigdirs="$noconfigdirs ${libgcj}"
1005 # If we aren't building newlib, then don't build libgloss, since libgloss
1006 # depends upon some newlib header files.
1007 case "${noconfigdirs}" in
1008 *target-libgloss*) ;;
1009 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1012 # Work in distributions that contain no compiler tools, like Autoconf.
1014 host_makefile_frag=/dev/null
1015 if test -d ${srcdir}/config ; then
1018 # Avoid "too much defining" errors from HPUX compiler.
1019 tentative_cc="cc -Wp,-H256000"
1020 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1021 # If it's HP/UX ar, this should be harmless.
1025 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1028 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1029 # chokes on bfd, the compiler won't let you assign integers to enums, and
1030 # other problems. Defining CC to gcc is a questionable way to say "don't use
1031 # the apollo compiler" (the preferred version of GCC could be called cc,
1032 # or whatever), but I'm not sure leaving CC as cc is any better...
1033 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1034 # Used to have BISON=yacc.
1038 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1041 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1042 tentative_cc="cc -Xa"
1043 host_makefile_frag="config/mh-cxux"
1045 m88k-motorola-sysv*)
1048 tentative_cc="cc -Wf,-XNg1000"
1049 host_makefile_frag="config/mh-decstation"
1052 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1053 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1054 host_makefile_frag="config/mh-necv4"
1057 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1058 # environment. Also bump switch table size so that cp-parse will
1059 # compile. Bump string length limit so linker builds.
1060 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1063 host_makefile_frag="config/mh-sysv4"
1066 # This is for a MIPS running RISC/os 4.52C.
1068 # This is needed for GDB, but needs to be in the top-level make because
1069 # if a library is compiled with the bsd headers and gets linked with the
1070 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1071 # a different size).
1072 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1073 # known except to select the sysv environment. Could we use /proc instead?
1074 # These "sysv environments" and "bsd environments" often end up being a pain.
1076 # This is not part of CFLAGS because perhaps not all C compilers have this
1078 tentative_cc="cc -systype sysv"
1083 i[[3456789]]86-*-sysv5*)
1084 host_makefile_frag="config/mh-sysv5"
1086 i[[3456789]]86-*-dgux*)
1087 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1088 host_makefile_frag="config/mh-dgux386"
1090 i[[3456789]]86-ncr-sysv4.3*)
1091 # The MetaWare compiler will generate a copyright message unless you
1092 # turn it off by adding the -Hnocopyr flag.
1093 tentative_cc="cc -Hnocopyr"
1095 i[[3456789]]86-ncr-sysv4*)
1096 # for an NCR 3000 (i486/SVR4) system.
1097 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1098 # This compiler not only emits obnoxious copyright messages every time
1099 # you run it, but it chokes and dies on a whole bunch of GNU source
1100 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1101 tentative_cc="/usr/ccs/ATT/cc"
1102 host_makefile_frag="config/mh-ncr3000"
1104 i[[3456789]]86-*-sco3.2v5*)
1106 i[[3456789]]86-*-sco*)
1107 # The native C compiler botches some simple uses of const. Unfortunately,
1108 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1109 tentative_cc="cc -Dconst="
1110 host_makefile_frag="config/mh-sco"
1112 i[[3456789]]86-*-udk*)
1113 host_makefile_frag="config/mh-sysv5"
1115 i[[3456789]]86-*-solaris2*)
1116 host_makefile_frag="config/mh-sysv4"
1118 i[[3456789]]86-*-msdosdjgpp*)
1119 host_makefile_frag="config/mh-djgpp"
1122 ACX_CHECK_CYGWIN_CAT_WORKS
1123 host_makefile_frag="config/mh-cygwin"
1126 host_makefile_frag="config/mh-mingw"
1129 host_makefile_frag="config/mh-interix"
1132 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1136 host_makefile_frag="config/mh-solaris"
1139 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1140 # without overflowing the jump tables (-J says to use a 32 bit table)
1141 tentative_cc="cc -J"
1144 tentative_cc="cc -Wp,-H256000"
1145 host_makefile_frag="config/mh-pa-hpux10"
1147 hppa*-hp-hpux* | hppa*-*-hiux*)
1148 tentative_cc="cc -Wp,-H256000"
1149 host_makefile_frag="config/mh-pa"
1152 host_makefile_frag="config/mh-pa"
1154 *-hp-hpux* | *-*-hiux*)
1155 tentative_cc="cc -Wp,-H256000"
1158 # /bin/cc is less than useful for our purposes. Always use GCC
1159 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1160 host_makefile_frag="config/mh-lynxrs6k"
1163 host_makefile_frag="config/mh-darwin"
1166 host_makefile_frag="config/mh-ppc-aix"
1169 host_makefile_frag="config/mh-ppc-aix"
1172 # /bin/cc is less than useful for our purposes. Always use GCC
1173 tentative_cc="/bin/gcc"
1176 host_makefile_frag="config/mh-sysv4"
1178 # This is placed last to prevent interfering with the cases above.
1180 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1181 host_makefile_frag="config/mh-x86omitfp"
1186 # If we aren't going to be using gcc, see if we can extract a definition
1187 # of CC from the fragment.
1188 # Actually, use the 'pre-extracted' version above.
1189 if test -z "${CC}" && test "${build}" = "${host}" ; then
1190 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1192 for dir in $PATH; do
1193 test -z "$dir" && dir=.
1194 if test -f $dir/gcc; then
1200 if test -z "${found}" && test -n "${tentative_cc}" ; then
1205 if test "${build}" != "${host}" ; then
1206 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1207 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1208 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1209 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1210 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1211 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1212 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1213 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1214 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1215 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1216 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1217 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1219 AR_FOR_BUILD="\$(AR)"
1220 AS_FOR_BUILD="\$(AS)"
1221 CC_FOR_BUILD="\$(CC)"
1222 CXX_FOR_BUILD="\$(CXX)"
1223 GCJ_FOR_BUILD="\$(GCJ)"
1224 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1225 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1226 LD_FOR_BUILD="\$(LD)"
1227 NM_FOR_BUILD="\$(NM)"
1228 RANLIB_FOR_BUILD="\$(RANLIB)"
1229 WINDRES_FOR_BUILD="\$(WINDRES)"
1230 WINDMC_FOR_BUILD="\$(WINDMC)"
1236 # We must set the default linker to the linker used by gcc for the correct
1237 # operation of libtool. If LD is not defined and we are using gcc, try to
1238 # set the LD default to the ld used by gcc.
1239 if test -z "$LD"; then
1240 if test "$GCC" = yes; then
1243 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1245 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1247 case $gcc_prog_ld in
1248 # Accept absolute paths.
1249 [[\\/]* | [A-Za-z]:[\\/]*)]
1250 LD="$gcc_prog_ld" ;;
1256 ACX_PROG_CMP_IGNORE_INITIAL
1258 # See if we are building gcc with C++.
1259 AC_ARG_ENABLE(build-with-cxx,
1260 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1261 ENABLE_BUILD_WITH_CXX=$enableval,
1262 ENABLE_BUILD_WITH_CXX=no)
1264 # Used for setting $lt_cv_objdir
1267 # Check for GMP, MPFR and MPC
1268 gmplibs="-lmpc -lmpfr -lgmp"
1272 # Specify a location for mpc
1273 # check for this first so it ends up on the link line before mpfr.
1274 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1275 Equivalent to --with-mpc-include=PATH/include
1276 plus --with-mpc-lib=PATH/lib])
1277 AC_ARG_WITH(mpc-include, [ --with-mpc-include=PATH
1278 specify directory for installed MPC include files])
1279 AC_ARG_WITH(mpc-lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1281 if test "x$with_mpc" != x; then
1282 gmplibs="-L$with_mpc/lib $gmplibs"
1283 gmpinc="-I$with_mpc/include $gmpinc"
1285 if test "x$with_mpc_include" != x; then
1286 gmpinc="-I$with_mpc_include $gmpinc"
1288 if test "x$with_mpc_lib" != x; then
1289 gmplibs="-L$with_mpc_lib $gmplibs"
1291 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1292 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1293 gmpinc='-I$$s/mpc/src '"$gmpinc"
1294 # Do not test the mpc version. Assume that it is sufficient, since
1295 # it is in the source tree, and the library has not been built yet
1296 # but it would be included on the link line in the version check below
1297 # hence making the test fail.
1301 # Specify a location for mpfr
1302 # check for this first so it ends up on the link line before gmp.
1303 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1304 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1305 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1307 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1308 Equivalent to --with-mpfr-include=PATH/include
1309 plus --with-mpfr-lib=PATH/lib])
1310 AC_ARG_WITH(mpfr-include, [ --with-mpfr-include=PATH
1311 specify directory for installed MPFR include files])
1312 AC_ARG_WITH(mpfr-lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1314 if test "x$with_mpfr" != x; then
1315 gmplibs="-L$with_mpfr/lib $gmplibs"
1316 gmpinc="-I$with_mpfr/include $gmpinc"
1318 if test "x$with_mpfr_include" != x; then
1319 gmpinc="-I$with_mpfr_include $gmpinc"
1321 if test "x$with_mpfr_lib" != x; then
1322 gmplibs="-L$with_mpfr_lib $gmplibs"
1324 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1325 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1326 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1327 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1328 # Do not test the mpfr version. Assume that it is sufficient, since
1329 # it is in the source tree, and the library has not been built yet
1330 # but it would be included on the link line in the version check below
1331 # hence making the test fail.
1335 # Specify a location for gmp
1336 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1337 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1338 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1340 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1341 Equivalent to --with-gmp-include=PATH/include
1342 plus --with-gmp-lib=PATH/lib])
1343 AC_ARG_WITH(gmp-include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1344 AC_ARG_WITH(gmp-lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1347 if test "x$with_gmp" != x; then
1348 gmplibs="-L$with_gmp/lib $gmplibs"
1349 gmpinc="-I$with_gmp/include $gmpinc"
1351 if test "x$with_gmp_include" != x; then
1352 gmpinc="-I$with_gmp_include $gmpinc"
1354 if test "x$with_gmp_lib" != x; then
1355 gmplibs="-L$with_gmp_lib $gmplibs"
1357 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1358 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1359 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1360 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1361 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1362 # Do not test the gmp version. Assume that it is sufficient, since
1363 # it is in the source tree, and the library has not been built yet
1364 # but it would be included on the link line in the version check below
1365 # hence making the test fail.
1369 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1371 saved_CFLAGS="$CFLAGS"
1372 CFLAGS="$CFLAGS $gmpinc"
1373 # Check for the recommended and required versions of GMP.
1374 AC_MSG_CHECKING([for the correct version of gmp.h])
1375 AC_TRY_COMPILE([#include "gmp.h"],[
1376 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1377 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1378 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1381 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1382 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1383 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1384 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1387 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1388 [AC_MSG_RESULT([no]); have_gmp=no])
1390 # If we have GMP, check the MPFR version.
1391 if test x"$have_gmp" = xyes; then
1392 # Check for the recommended and required versions of MPFR.
1393 AC_MSG_CHECKING([for the correct version of mpfr.h])
1394 AC_TRY_COMPILE([#include <gmp.h>
1395 #include <mpfr.h>],[
1396 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1399 ], [AC_TRY_COMPILE([#include <gmp.h>
1400 #include <mpfr.h>],[
1401 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1404 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1405 [AC_MSG_RESULT([no]); have_gmp=no])
1408 # Check for the MPC header version.
1409 if test x"$have_gmp" = xyes ; then
1410 # Check for the recommended and required versions of MPC.
1411 AC_MSG_CHECKING([for the correct version of mpc.h])
1412 AC_TRY_COMPILE([#include <mpc.h>],[
1413 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1416 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1417 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1420 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1421 [AC_MSG_RESULT([no]); have_gmp=no])
1424 # Now check the MPFR library.
1425 if test x"$have_gmp" = xyes; then
1427 LIBS="$LIBS $gmplibs"
1428 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1429 AC_TRY_LINK([#include <mpc.h>],[
1436 mpfr_atan2 (n, n, x, GMP_RNDN);
1437 mpfr_erfc (n, x, GMP_RNDN);
1438 mpfr_subnormalize (x, t, GMP_RNDN);
1442 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1443 mpc_cosh (c, c, MPC_RNDNN);
1444 mpc_pow (c, c, c, MPC_RNDNN);
1445 mpc_acosh (c, c, MPC_RNDNN);
1447 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1451 CFLAGS="$saved_CFLAGS"
1453 # The library versions listed in the error message below should match
1454 # the HARD-minimums enforced above.
1455 if test x$have_gmp != xyes; then
1456 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1457 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1458 their locations. Source code for these libraries can be found at
1459 their respective hosting sites as well as at
1460 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1461 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1462 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1463 make sure that you have installed both the libraries and the header
1464 files. They may be located in separate packages.])
1468 # Flags needed for both GMP, MPFR and/or MPC.
1471 AC_SUBST(extra_mpfr_configure_flags)
1472 AC_SUBST(extra_mpc_gmp_configure_flags)
1473 AC_SUBST(extra_mpc_mpfr_configure_flags)
1475 # Allow host libstdc++ to be specified for static linking with PPL.
1476 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1477 when linking with PPL])
1479 case $with_host_libstdcxx in
1481 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1485 # Linker flags to use for stage1 or when not boostrapping.
1486 AC_ARG_WITH(stage1-ldflags,
1487 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1488 [if test "$withval" = "no" -o "$withval" = "yes"; then
1491 stage1_ldflags=$withval
1494 AC_SUBST(stage1_ldflags)
1496 # Libraries to use for stage1 or when not bootstrapping.
1497 AC_ARG_WITH(stage1-libs,
1498 [ -with-stage1-libs=LIBS Libraries for stage1],
1499 [if test "$withval" = "no" -o "$withval" = "yes"; then
1502 stage1_libs=$withval
1504 [stage1_libs=$with_host_libstdcxx])
1505 AC_SUBST(stage1_libs)
1507 # Libraries to use for stage2 and later builds. This defaults to the
1508 # argument passed to --with-host-libstdcxx.
1509 AC_ARG_WITH(boot-libs,
1510 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1511 [if test "$withval" = "no" -o "$withval" = "yes"; then
1514 poststage1_libs=$withval
1516 [poststage1_libs=$with_host_libstdcxx])
1517 AC_SUBST(poststage1_libs)
1519 # Linker flags to use for stage2 and later builds.
1520 AC_ARG_WITH(boot-ldflags,
1521 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1522 [if test "$withval" = "no" -o "$withval" = "yes"; then
1525 poststage1_ldflags=$withval
1527 [poststage1_ldflags=
1528 # With --enable-build-with-cxx, default to linking libstdc++ and
1529 # libgcc statically. But if the user explicitly specified the
1530 # libraries to use, trust that they are doing what they want.
1531 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1532 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1534 AC_SUBST(poststage1_ldflags)
1537 ppllibs=" -lppl_c -lppl -lgmpxx"
1540 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1541 Equivalent to --with-ppl-include=PATH/include
1542 plus --with-ppl-lib=PATH/lib])
1543 AC_ARG_WITH(ppl-include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1544 AC_ARG_WITH(ppl-lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1553 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1554 pplinc="-I$with_ppl/include $pplinc"
1557 if test "x$with_ppl_include" != x; then
1558 pplinc="-I$with_ppl_include $pplinc"
1560 if test "x$with_ppl_lib" != x; then
1561 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1563 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1564 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1565 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1566 enable_ppl_version_check=no
1569 AC_ARG_ENABLE(ppl-version-check,
1570 [ --disable-ppl-version-check disable check for PPL version],
1571 ENABLE_PPL_CHECK=$enableval,
1572 ENABLE_PPL_CHECK=yes)
1574 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1575 saved_CFLAGS="$CFLAGS"
1576 CFLAGS="$CFLAGS $pplinc $gmpinc"
1577 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
1578 AC_TRY_COMPILE([#include "ppl_c.h"],[
1579 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
1582 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1583 CFLAGS="$saved_CFLAGS"
1586 # Flags needed for PPL
1593 dnl Provide configure switches and initialize clooginc & clooglibs
1594 dnl with user input.
1596 if test "x$with_ppl" = "xno"; then
1599 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1600 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1601 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1602 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1604 if test "x$with_cloog" != "xno"; then
1605 dnl Version check for CLooG-Org
1606 dnl As long as there is no new release of CLooG,
1607 dnl we will check for 0.14.0.
1609 dnl The first git revision that will work with
1610 dnl GCC is: bd91b845a65805c290d43fc1bef8139864a163fb
1611 dnl This is enforced implictly, as this is the commit that
1612 dnl introduced the versioning information used within our
1615 dnl If we're using CLooG-Legacy, the provided version information
1616 dnl will be ignored.
1617 CLOOG_CHECK_VERSION(0,14,0)
1619 dnl Only execute fail-action, if CLooG has been
1622 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1625 # Check for LTO support.
1627 [ --enable-lto enable link time optimization support],
1628 enable_lto=$enableval,
1629 enable_lto=yes; default_enable_lto=yes)
1631 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1632 build_lto_plugin=yes
1633 ],[if test x"$default_enable_lto" = x"yes" ; then
1635 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1636 # On other non-ELF platforms, LTO has yet to be validated.
1640 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1641 # It would also be nice to check the binutils support, but we don't
1642 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1643 # warn during gcc/ subconfigure; unless you're bootstrapping with
1644 # -flto it won't be needed until after installation anyway.
1646 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1647 *) if test x"$enable_lto" = x"yes"; then
1648 AC_MSG_ERROR([LTO support is not enabled for this target.])
1653 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1654 # Build it unless LTO was explicitly disabled.
1656 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1662 # By default, C is the only stage 1 language.
1663 stage1_languages=,c,
1665 # Target libraries that we bootstrap.
1666 bootstrap_target_libs=,target-libgcc,
1668 # Figure out what language subdirectories are present.
1669 # Look if the user specified --enable-languages="..."; if not, use
1670 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1672 # NB: embedded tabs in this IF block -- do not untabify
1673 if test -d ${srcdir}/gcc; then
1674 if test x"${enable_languages+set}" != xset; then
1675 if test x"${LANGUAGES+set}" = xset; then
1676 enable_languages="${LANGUAGES}"
1677 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1679 enable_languages=all
1682 if test x"${enable_languages}" = x ||
1683 test x"${enable_languages}" = xyes;
1685 echo configure.in: --enable-languages needs at least one language argument 1>&2
1689 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1691 # 'f95' is the old name for the 'fortran' language. We issue a warning
1692 # and make the substitution.
1693 case ,${enable_languages}, in
1695 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1696 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1700 # First scan to see if an enabled language requires some other language.
1701 # We assume that a given config-lang.in will list all the language
1702 # front ends it requires, even if some are required indirectly.
1703 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1704 case ${lang_frag} in
1706 # The odd quoting in the next line works around
1707 # an apparent bug in bash 1.12 on linux.
1708 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1710 # From the config-lang.in, get $language, $lang_requires
1714 for other in ${lang_requires} ; do
1715 case ,${enable_languages}, in
1719 echo " \`$other' language required by \`$language'; enabling" 1>&2
1720 enable_languages="${enable_languages},${other}"
1728 new_enable_languages=,c,
1730 # If LTO is enabled, add the LTO front end.
1731 extra_host_libiberty_configure_flags=
1732 if test "$enable_lto" = "yes" ; then
1733 case ,${enable_languages}, in
1735 *) enable_languages="${enable_languages},lto" ;;
1737 if test "${build_lto_plugin}" = "yes" ; then
1738 configdirs="$configdirs lto-plugin"
1739 extra_host_libiberty_configure_flags=--enable-shared
1742 AC_SUBST(extra_host_libiberty_configure_flags)
1744 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1745 potential_languages=,c,
1747 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1748 case ${lang_frag} in
1750 # The odd quoting in the next line works around
1751 # an apparent bug in bash 1.12 on linux.
1752 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1754 # From the config-lang.in, get $language, $target_libs,
1755 # $lang_dirs, $boot_language, and $build_by_default
1761 build_by_default=yes
1763 if test x${language} = x; then
1764 echo "${lang_frag} doesn't set \$language." 1>&2
1768 if test "$language" = "c++" \
1769 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1773 case ,${enable_languages}, in
1775 # Language was explicitly selected; include it.
1779 # 'all' was selected, select it if it is a default language
1780 add_this_lang=${build_by_default}
1787 # Disable languages that need other directories if these aren't available.
1788 for i in $subdir_requires; do
1789 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1790 case ,${enable_languages}, in
1792 # Specifically requested language; tell them.
1793 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1797 add_this_lang=unsupported
1802 # Disable Ada if no preexisting GNAT is available.
1803 case ,${enable_languages},:${language}:${have_gnat} in
1804 *,${language},*:ada:no)
1805 # Specifically requested language; tell them.
1806 AC_MSG_ERROR([GNAT is required to build $language])
1810 add_this_lang=unsupported
1814 # Disable a language that is unsupported by the target.
1815 case " $unsupported_languages " in
1817 add_this_lang=unsupported
1821 case $add_this_lang in
1823 # Remove language-dependent dirs.
1824 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1827 # Remove language-dependent dirs; still show language as supported.
1828 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1829 potential_languages="${potential_languages}${language},"
1832 new_enable_languages="${new_enable_languages}${language},"
1833 potential_languages="${potential_languages}${language},"
1834 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1835 case "${boot_language}:,$enable_stage1_languages," in
1836 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1837 # Add to (comma-separated) list of stage 1 languages.
1838 case ",$stage1_languages," in
1839 *,$language,* | ,yes, | ,all,) ;;
1840 *) stage1_languages="${stage1_languages}${language}," ;;
1842 # We need to bootstrap any supporting libraries.
1843 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1852 AC_ARG_ENABLE(stage1-languages,
1853 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1854 stage1. Mostly useful for compiler development.],
1855 [case ,${enable_stage1_languages}, in
1857 # Set it to something that will have no effect in the loop below
1858 enable_stage1_languages=c ;;
1860 enable_stage1_languages=`echo $new_enable_languages | \
1861 sed -e "s/^,//" -e "s/,$//" ` ;;
1863 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1864 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1867 # Add "good" languages from enable_stage1_languages to stage1_languages,
1868 # while "bad" languages go in missing_languages. Leave no duplicates.
1869 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1870 case $potential_languages in
1872 case $stage1_languages in
1874 *) stage1_languages="$stage1_languages$i," ;;
1877 case $missing_languages in
1879 *) missing_languages="$missing_languages$i," ;;
1884 # Remove leading/trailing commas that were added for simplicity
1885 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1886 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1887 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1888 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1890 if test "x$missing_languages" != x; then
1892 The following requested languages could not be built: ${missing_languages}
1893 Supported languages are: ${potential_languages}])
1895 if test "x$new_enable_languages" != "x$enable_languages"; then
1896 echo The following languages will be built: ${new_enable_languages}
1897 enable_languages="$new_enable_languages"
1900 AC_SUBST(stage1_languages)
1901 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1904 # Handle --disable-<component> generically.
1905 for dir in $configdirs $build_configdirs $target_configdirs ; do
1906 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1907 varname=`echo $dirname | sed -e s/+/_/g`
1908 if eval test x\${enable_${varname}} "=" xno ; then
1909 noconfigdirs="$noconfigdirs $dir"
1913 # Check for Boehm's garbage collector
1914 AC_ARG_ENABLE(objc-gc,
1915 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1916 GNU Objective-C runtime],
1917 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1918 *,objc,*:*:yes:*target-boehm-gc*)
1919 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1923 # Make sure we only build Boehm's garbage collector if required.
1924 case ,${enable_languages},:${enable_objc_gc} in
1926 # Keep target-boehm-gc if requested for Objective-C.
1929 # Otherwise remove target-boehm-gc depending on target-libjava.
1930 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1931 noconfigdirs="$noconfigdirs target-boehm-gc"
1936 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1937 # $build_configdirs and $target_configdirs.
1938 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1941 for dir in . $skipdirs $noconfigdirs ; do
1942 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1943 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1944 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1945 if test -r $srcdir/$dirname/configure ; then
1946 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1949 notsupp="$notsupp $dir"
1953 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1954 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1955 if test -r $srcdir/$dirname/configure ; then
1956 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1959 notsupp="$notsupp $dir"
1963 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1964 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1965 if test -r $srcdir/$dirname/configure ; then
1966 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1969 notsupp="$notsupp $dir"
1975 # Sometimes the tools are distributed with libiberty but with no other
1976 # libraries. In that case, we don't want to build target-libiberty.
1977 # Don't let libgcc imply libiberty either.
1978 if test -n "${target_configdirs}" ; then
1981 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1982 if test "$i" = "libgcc"; then
1983 libgcc=target-libgcc
1984 elif test "$i" != "libiberty" ; then
1985 if test -r $srcdir/$i/configure ; then
1991 if test -z "${others}" ; then
1992 target_configdirs=$libgcc
1996 # Quietly strip out all directories which aren't configurable in this tree.
1997 # This relies on all configurable subdirectories being autoconfiscated, which
1999 build_configdirs_all="$build_configdirs"
2001 for i in ${build_configdirs_all} ; do
2002 j=`echo $i | sed -e s/build-//g`
2003 if test -f ${srcdir}/$j/configure ; then
2004 build_configdirs="${build_configdirs} $i"
2008 configdirs_all="$configdirs"
2010 for i in ${configdirs_all} ; do
2011 if test -f ${srcdir}/$i/configure ; then
2012 configdirs="${configdirs} $i"
2016 target_configdirs_all="$target_configdirs"
2018 for i in ${target_configdirs_all} ; do
2019 j=`echo $i | sed -e s/target-//g`
2020 if test -f ${srcdir}/$j/configure ; then
2021 target_configdirs="${target_configdirs} $i"
2025 # Produce a warning message for the subdirs we can't configure.
2026 # This isn't especially interesting in the Cygnus tree, but in the individual
2027 # FSF releases, it's important to let people know when their machine isn't
2028 # supported by the one or two programs in a package.
2030 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2031 # If $appdirs is non-empty, at least one of those directories must still
2032 # be configured, or we error out. (E.g., if the gas release supports a
2033 # specified target in some subdirs but not the gas subdir, we shouldn't
2034 # pretend that all is well.)
2035 if test -n "$appdirs" ; then
2036 for dir in $appdirs ; do
2037 if test -r $dir/Makefile.in ; then
2038 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2042 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2048 if test -n "$appdirs" ; then
2049 echo "*** This configuration is not supported by this package." 1>&2
2053 # Okay, some application will build, or we don't care to check. Still
2054 # notify of subdirs not getting built.
2055 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2056 echo " ${notsupp}" 1>&2
2057 echo " (Any other directories should still work fine.)" 1>&2
2065 # To find our prefix, in gcc_cv_tool_prefix.
2070 AC_ARG_WITH([build-sysroot],
2071 [ --with-build-sysroot=SYSROOT
2072 use sysroot as the system root during the build],
2073 [if test x"$withval" != x ; then
2074 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2076 [SYSROOT_CFLAGS_FOR_TARGET=])
2077 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2079 AC_ARG_WITH([debug-prefix-map],
2080 [ --with-debug-prefix-map='A=B C=D ...'
2081 map A to B, C to D ... in debug information],
2082 [if test x"$withval" != x; then
2083 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2084 for debug_map in $withval; do
2085 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2088 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2089 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2091 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2092 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2093 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2094 # We want to ensure that TARGET libraries (which we know are built with
2095 # gcc) are built with "-O2 -g", so include those options when setting
2096 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2097 if test "x$CFLAGS_FOR_TARGET" = x; then
2098 CFLAGS_FOR_TARGET=$CFLAGS
2101 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2104 *" -g "* | *" -g3 "*) ;;
2105 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2108 AC_SUBST(CFLAGS_FOR_TARGET)
2110 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2111 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2112 case " $CXXFLAGS " in
2114 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2116 case " $CXXFLAGS " in
2117 *" -g "* | *" -g3 "*) ;;
2118 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2121 AC_SUBST(CXXFLAGS_FOR_TARGET)
2123 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2124 # the named directory are copied to $(tooldir)/sys-include.
2125 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2126 if test x${is_cross_compiler} = xno ; then
2127 echo 1>&2 '***' --with-headers is only supported when cross compiling
2130 if test x"${with_headers}" != xyes ; then
2131 x=${gcc_cv_tool_prefix}
2132 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2136 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2137 # the name directories are copied to $(tooldir)/lib. Multiple directories
2139 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2140 if test x${is_cross_compiler} = xno ; then
2141 echo 1>&2 '***' --with-libs is only supported when cross compiling
2144 if test x"${with_libs}" != xyes ; then
2145 # Copy the libraries in reverse order, so that files in the first named
2146 # library override files in subsequent libraries.
2147 x=${gcc_cv_tool_prefix}
2148 for l in ${with_libs}; do
2149 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2154 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2156 # This is done by determining whether or not the appropriate directory
2157 # is available, and by checking whether or not specific configurations
2158 # have requested that this magic not happen.
2160 # The command line options always override the explicit settings in
2161 # configure.in, and the settings in configure.in override this magic.
2163 # If the default for a toolchain is to use GNU as and ld, and you don't
2164 # want to do that, then you should use the --without-gnu-as and
2165 # --without-gnu-ld options for the configure script. Similarly, if
2166 # the default is to use the included zlib and you don't want to do that,
2167 # you should use the --with-system-zlib option for the configure script.
2169 if test x${use_gnu_as} = x &&
2170 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2172 extra_host_args="$extra_host_args --with-gnu-as"
2175 if test x${use_gnu_ld} = x &&
2176 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2178 extra_host_args="$extra_host_args --with-gnu-ld"
2181 if test x${use_included_zlib} = x &&
2182 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2185 with_system_zlib=yes
2186 extra_host_args="$extra_host_args --with-system-zlib"
2189 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2190 # can detect this case.
2192 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2194 extra_host_args="$extra_host_args --with-newlib"
2197 # Handle ${copy_dirs}
2198 set fnord ${copy_dirs}
2200 while test $# != 0 ; do
2201 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2204 echo Copying $1 to $2
2206 # Use the install script to create the directory and all required
2207 # parent directories.
2208 if test -d $2 ; then
2212 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2215 # Copy the directory, assuming we have tar.
2216 # FIXME: Should we use B in the second tar? Not all systems support it.
2217 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2219 # It is the responsibility of the user to correctly adjust all
2220 # symlinks. If somebody can figure out how to handle them correctly
2221 # here, feel free to add the code.
2228 # Determine a target-dependent exec_prefix that the installed
2229 # gcc will search in. Keep this list sorted by triplet, with
2230 # the *-*-osname triplets last.
2234 md_exec_prefix=/gnu/lib/gcc-lib
2236 i[[34567]]86-pc-msdosdjgpp*)
2237 md_exec_prefix=/dev/env/DJDIR/bin
2239 i[[34567]]86-*-sco3.2v5*)
2240 if test $with_gnu_as = yes; then
2241 md_exec_prefix=/usr/gnu/bin
2243 md_exec_prefix=/usr/ccs/bin/elf
2248 powerpc-*-chorusos* | \
2249 powerpc*-*-eabi* | \
2250 powerpc*-*-sysv* | \
2251 powerpc*-*-kaos* | \
2253 md_exec_prefix=/usr/ccs/bin
2258 md_exec_prefix=/usr/ccs/bin
2273 md_exec_prefix=/usr/ccs/bin
2277 extra_arflags_for_target=
2278 extra_nmflags_for_target=
2279 extra_ranlibflags_for_target=
2280 target_makefile_frag=/dev/null
2283 target_makefile_frag="config/mt-mep"
2286 target_makefile_frag="config/mt-spu"
2289 target_makefile_frag="config/mt-sde"
2291 mipsisa*-*-elfoabi*)
2292 target_makefile_frag="config/mt-mips-elfoabi"
2294 mips*-*-*linux* | mips*-*-gnu*)
2295 target_makefile_frag="config/mt-mips-gnu"
2298 target_makefile_frag="config/mt-netware"
2300 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2301 target_makefile_frag="config/mt-gnu"
2303 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2304 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2305 # commands to handle both 32-bit and 64-bit objects. These flags are
2306 # harmless if we're using GNU nm or ar.
2307 extra_arflags_for_target=" -X32_64"
2308 extra_nmflags_for_target=" -B -X32_64"
2311 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2312 extra_ranlibflags_for_target=" -c"
2314 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2315 target_makefile_frag="config/mt-wince"
2319 alphaieee_frag=/dev/null
2322 # This just makes sure to use the -mieee option to build target libs.
2323 # This should probably be set individually by each library.
2324 alphaieee_frag="config/mt-alphaieee"
2328 # If --enable-target-optspace always use -Os instead of -O2 to build
2329 # the target libraries, similarly if it is not specified, use -Os
2330 # on selected platforms.
2331 ospace_frag=/dev/null
2332 case "${enable_target_optspace}:${target}" in
2334 ospace_frag="config/mt-ospace"
2337 ospace_frag="config/mt-d30v"
2339 :m32r-* | :d10v-* | :fr30-*)
2340 ospace_frag="config/mt-ospace"
2345 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2349 # Default to using --with-stabs for certain targets.
2350 if test x${with_stabs} = x ; then
2352 mips*-*-irix[[56]]*)
2354 mips*-*-* | alpha*-*-osf*)
2356 extra_host_args="${extra_host_args} --with-stabs"
2361 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2362 # them automatically.
2365 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2369 # Some systems (e.g., one of the i386-aix systems the gas testers are
2370 # using) don't handle "\$" correctly, so don't use it here.
2371 tooldir='${exec_prefix}'/${target_noncanonical}
2372 build_tooldir=${tooldir}
2374 # Create a .gdbinit file which runs the one in srcdir
2375 # and tells GDB to look there for source files.
2377 if test -r ${srcdir}/.gdbinit ; then
2380 *) cat > ./.gdbinit <<EOF
2384 source ${srcdir}/.gdbinit
2390 # Make sure that the compiler is able to generate an executable. If it
2391 # can't, we are probably in trouble. We don't care whether we can run the
2392 # executable--we might be using a cross compiler--we only care whether it
2393 # can be created. At this point the main configure script has set CC.
2395 echo "int main () { return 0; }" > conftest.c
2396 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2397 if test $? = 0 ; then
2398 if test -s conftest || test -s conftest.exe ; then
2404 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2405 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2412 # The Solaris /usr/ucb/cc compiler does not appear to work.
2414 sparc-sun-solaris2*)
2415 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2416 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2418 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2419 if test -d /opt/cygnus/bin ; then
2420 if test "$could_use" = "" ; then
2421 could_use="/opt/cygnus/bin"
2423 could_use="$could_use or /opt/cygnus/bin"
2426 if test "$could_use" = "" ; then
2427 echo "Warning: compilation may fail because you're using"
2428 echo "/usr/ucb/cc. You should change your PATH or CC "
2429 echo "variable and rerun configure."
2431 echo "Warning: compilation may fail because you're using"
2432 echo "/usr/ucb/cc, when you should use the C compiler from"
2433 echo "$could_use. You should change your"
2434 echo "PATH or CC variable and rerun configure."
2440 # Decide which environment variable is used to find dynamic libraries.
2442 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2443 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2444 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2445 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2448 # On systems where the dynamic library environment variable is PATH,
2449 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2450 # built executables to PATH.
2451 if test "$RPATH_ENVVAR" = PATH; then
2452 GCC_SHLIB_SUBDIR=/shlib
2457 # Record target_configdirs and the configure arguments for target and
2458 # build configuration in Makefile.
2459 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2460 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2462 # If we are building libgomp, bootstrap it.
2463 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2464 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2467 # Determine whether gdb needs tk/tcl or not.
2468 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2469 # and in that case we want gdb to be built without tk. Ugh!
2470 # In fact I believe gdb is the *only* package directly dependent on tk,
2471 # so we should be able to put the 'maybe's in unconditionally and
2472 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2473 # 100% sure that that's safe though.
2475 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2476 case "$enable_gdbtk" in
2480 GDB_TK="${gdb_tk}" ;;
2482 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2483 # distro. Eventually someone will fix this and move Insight, nee
2484 # gdbtk to a separate directory.
2485 if test -d ${srcdir}/gdb/gdbtk ; then
2492 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2493 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2495 # Strip out unwanted targets.
2497 # While at that, we remove Makefiles if we were started for recursive
2498 # configuration, so that the top-level Makefile reconfigures them,
2499 # like we used to do when configure itself was recursive.
2501 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2502 # but now we're fixing up the Makefile ourselves with the additional
2503 # commands passed to AC_CONFIG_FILES. Use separate variables
2504 # extrasub-{build,host,target} not because there is any reason to split
2505 # the substitutions up that way, but only to remain below the limit of
2506 # 99 commands in a script, for HP-UX sed.
2507 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2509 AC_ARG_ENABLE([bootstrap],
2510 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2511 enable_bootstrap=default)
2513 # Issue errors and warnings for invalid/strange bootstrap combinations.
2514 case "$configdirs" in
2515 *gcc*) have_compiler=yes ;;
2516 *) have_compiler=no ;;
2519 case "$have_compiler:$host:$target:$enable_bootstrap" in
2522 # Default behavior. Enable bootstrap if we have a compiler
2523 # and we are in a native configuration.
2524 yes:$build:$build:default)
2525 enable_bootstrap=yes ;;
2528 enable_bootstrap=no ;;
2530 # We have a compiler and we are in a native configuration, bootstrap is ok
2531 yes:$build:$build:yes)
2534 # Other configurations, but we have a compiler. Assume the user knows
2537 AC_MSG_WARN([trying to bootstrap a cross compiler])
2540 # No compiler: if they passed --enable-bootstrap explicitly, fail
2542 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2544 # Fail if wrong command line
2546 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2550 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2553 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2557 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2558 yes:yes:*\ gold\ *:*,c++,*) ;;
2559 yes:yes:*\ gold\ *:*)
2560 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2564 # Adjust the toplevel makefile according to whether bootstrap was selected.
2565 case $enable_bootstrap in
2567 bootstrap_suffix=bootstrap
2568 BUILD_CONFIG=bootstrap-debug
2571 bootstrap_suffix=no-bootstrap
2576 AC_MSG_CHECKING(for default BUILD_CONFIG)
2578 AC_ARG_WITH([build-config],
2579 [--with-build-config='NAME NAME2...'
2580 Use config/NAME.mk build configuration],
2581 [case $with_build_config in
2582 yes) with_build_config= ;;
2583 no) with_build_config= BUILD_CONFIG= ;;
2586 if test "x${with_build_config}" != x; then
2587 BUILD_CONFIG=$with_build_config
2589 case $BUILD_CONFIG in
2591 if echo "int f (void) { return 0; }" > conftest.c &&
2592 ${CC} -c conftest.c &&
2593 mv conftest.o conftest.o.g0 &&
2594 ${CC} -c -g conftest.c &&
2595 mv conftest.o conftest.o.g &&
2596 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2601 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2605 AC_MSG_RESULT($BUILD_CONFIG)
2606 AC_SUBST(BUILD_CONFIG)
2609 for module in ${build_configdirs} ; do
2610 if test -z "${no_recursion}" \
2611 && test -f ${build_subdir}/${module}/Makefile; then
2612 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2613 rm -f ${build_subdir}/${module}/Makefile
2615 extrasub_build="$extrasub_build
2616 /^@if build-$module\$/d
2617 /^@endif build-$module\$/d
2618 /^@if build-$module-$bootstrap_suffix\$/d
2619 /^@endif build-$module-$bootstrap_suffix\$/d"
2622 for module in ${configdirs} ; do
2623 if test -z "${no_recursion}"; then
2624 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2625 if test -f ${file}; then
2626 echo 1>&2 "*** removing ${file} to force reconfigure"
2631 extrasub_host="$extrasub_host
2633 /^@endif $module\$/d
2634 /^@if $module-$bootstrap_suffix\$/d
2635 /^@endif $module-$bootstrap_suffix\$/d"
2638 for module in ${target_configdirs} ; do
2639 if test -z "${no_recursion}" \
2640 && test -f ${target_subdir}/${module}/Makefile; then
2641 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2642 rm -f ${target_subdir}/${module}/Makefile
2645 # We only bootstrap target libraries listed in bootstrap_target_libs.
2646 case $bootstrap_target_libs in
2647 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2648 *) target_bootstrap_suffix=no-bootstrap ;;
2651 extrasub_target="$extrasub_target
2652 /^@if target-$module\$/d
2653 /^@endif target-$module\$/d
2654 /^@if target-$module-$target_bootstrap_suffix\$/d
2655 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2658 # Do the final fixup along with target modules.
2659 extrasub_target="$extrasub_target
2660 /^@if /,/^@endif /d"
2662 # Create the serialization dependencies. This uses a temporary file.
2664 AC_ARG_ENABLE([serial-configure],
2665 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2666 force sequential configuration of
2667 sub-packages for the host, target or build
2668 machine, or all sub-packages])
2670 case ${enable_serial_configure} in
2672 enable_serial_build_configure=yes
2673 enable_serial_host_configure=yes
2674 enable_serial_target_configure=yes
2678 # These force 'configure's to be done one at a time, to avoid problems
2679 # with contention over a shared config.cache.
2681 echo '# serdep.tmp' > serdep.tmp
2683 test "x${enable_serial_build_configure}" = xyes &&
2684 for item in ${build_configdirs} ; do
2687 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2692 test "x${enable_serial_host_configure}" = xyes &&
2693 for item in ${configdirs} ; do
2696 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2701 test "x${enable_serial_target_configure}" = xyes &&
2702 for item in ${target_configdirs} ; do
2705 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2709 serialization_dependencies=serdep.tmp
2710 AC_SUBST_FILE(serialization_dependencies)
2712 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2713 # target, nonopt, and variable assignments. These are the ones we
2714 # might not want to pass down to subconfigures. The exception being
2715 # --cache-file=/dev/null, which is used to turn off the use of cache
2716 # files altogether, and which should be passed on to subconfigures.
2717 # Also strip program-prefix, program-suffix, and program-transform-name,
2718 # so that we can pass down a consistent program-transform-name.
2722 eval "set -- $ac_configure_args"
2725 if test X"$skip_next" = X"yes"; then
2729 if test X"$keep_next" = X"yes"; then
2732 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2734 baseargs="$baseargs '$ac_arg'"
2739 # Handle separated arguments. Based on the logic generated by
2742 *=* | --config-cache | -C | -disable-* | --disable-* \
2743 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2744 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2745 | -with-* | --with-* | -without-* | --without-* | --x)
2757 --cache-file=/dev/null | \
2758 -cache-file=/dev/null )
2759 # Handled here to avoid the test to skip args below.
2760 baseargs="$baseargs '$ac_arg'"
2761 # Assert: $separate_arg should always be no.
2762 keep_next=$separate_arg
2778 -program-prefix* | \
2779 -program-suffix* | \
2780 -program-transform-name* )
2781 skip_next=$separate_arg
2785 # An option. Add it.
2788 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2790 baseargs="$baseargs '$ac_arg'"
2791 keep_next=$separate_arg
2794 # Either a variable assignment, or a nonopt (triplet). Don't
2795 # pass it down; let the Makefile handle this.
2800 # Remove the initial space we just introduced and, as these will be
2801 # expanded by make, quote '$'.
2802 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2804 # Add in --program-transform-name, after --program-prefix and
2805 # --program-suffix have been applied to it. Autoconf has already
2806 # doubled dollar signs and backslashes in program_transform_name; we want
2807 # the backslashes un-doubled, and then the entire thing wrapped in single
2808 # quotes, because this will be expanded first by make and then by the shell.
2809 # Also, because we want to override the logic in subdir configure scripts to
2810 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2811 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2812 ${program_transform_name}
2814 gcc_transform_name=`cat conftestsed.out`
2815 rm -f conftestsed.out
2816 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2817 if test "$silent" = yes; then
2818 baseargs="$baseargs --silent"
2820 baseargs="$baseargs --disable-option-checking"
2822 # Record and document user additions to sub configure arguments.
2823 AC_ARG_VAR([build_configargs],
2824 [additional configure arguments for build directories])
2825 AC_ARG_VAR([host_configargs],
2826 [additional configure arguments for host directories])
2827 AC_ARG_VAR([target_configargs],
2828 [additional configure arguments for target directories])
2830 # For the build-side libraries, we just need to pretend we're native,
2831 # and not use the same cache file. Multilibs are neither needed nor
2833 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2835 # For host modules, accept cache file option, or specification as blank.
2836 case "${cache_file}" in
2838 cache_file_option="" ;;
2839 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2840 cache_file_option="--cache-file=${cache_file}" ;;
2842 cache_file_option="--cache-file=../${cache_file}" ;;
2845 # Host dirs don't like to share a cache file either, horribly enough.
2846 # This seems to be due to autoconf 2.5x stupidity.
2847 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
2849 target_configargs="$target_configargs ${baseargs}"
2851 # Passing a --with-cross-host argument lets the target libraries know
2852 # whether they are being built with a cross-compiler or being built
2853 # native. However, it would be better to use other mechanisms to make the
2854 # sorts of decisions they want to make on this basis. Please consider
2855 # this option to be deprecated. FIXME.
2856 if test x${is_cross_compiler} = xyes ; then
2857 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2860 # Default to --enable-multilib.
2861 if test x${enable_multilib} = x ; then
2862 target_configargs="--enable-multilib ${target_configargs}"
2865 # Pass --with-newlib if appropriate. Note that target_configdirs has
2866 # changed from the earlier setting of with_newlib.
2867 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2868 target_configargs="--with-newlib ${target_configargs}"
2871 # Different target subdirs use different values of certain variables
2872 # (notably CXX). Worse, multilibs use *lots* of different values.
2873 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2874 # it doesn't automatically accept command-line overrides of them.
2875 # This means it's not safe for target subdirs to share a cache file,
2876 # which is disgusting, but there you have it. Hopefully this can be
2877 # fixed in future. It's still worthwhile to use a cache file for each
2878 # directory. I think.
2880 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2881 # We need to pass --target, as newer autoconf's requires consistency
2882 # for target_alias and gcc doesn't manage it consistently.
2883 target_configargs="--cache-file=./config.cache ${target_configargs}"
2886 case " $target_configdirs " in
2888 case " $target_configargs " in
2889 *" --with-newlib "*)
2892 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 $$s/winsup/w32api/include'
2896 # If we're not building GCC, don't discard standard headers.
2897 if test -d ${srcdir}/gcc; then
2898 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2900 if test "${build}" != "${host}"; then
2901 # On Canadian crosses, CC_FOR_TARGET will have already been set
2902 # by `configure', so we won't have an opportunity to add -Bgcc/
2903 # to it. This is right: we don't want to search that directory
2904 # for binaries, but we want the header files in there, so add
2906 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
2908 # Someone might think of using the pre-installed headers on
2909 # Canadian crosses, in case the installed compiler is not fully
2910 # compatible with the compiler being built. In this case, it
2911 # would be better to flag an error than risking having
2912 # incompatible object files being constructed. We can't
2913 # guarantee that an error will be flagged, but let's hope the
2914 # compiler will do it, when presented with incompatible header
2919 case "${target}-${is_cross_compiler}" in
2920 i[[3456789]]86-*-linux*-no)
2921 # Here host == target, so we don't need to build gcc,
2922 # so we don't want to discard standard headers.
2923 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2926 # If we're building newlib, use its generic headers last, but search
2927 # for any libc-related directories first (so make it the last -B
2929 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2931 # If we're building libgloss, find the startup file, simulator library
2932 # and linker script.
2933 case " $target_configdirs " in
2935 # Look for startup file, simulator library and maybe linker script.
2936 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2937 # Look for libnosys.a in case the target needs it.
2938 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2939 # Most targets have the linker script in the source directory.
2940 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2951 x86_64-*mingw* | *-w64-mingw*)
2952 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
2953 # however, use a symlink named 'mingw' in ${prefix} .
2954 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
2957 # MinGW can't be handled as Cygwin above since it does not use newlib.
2958 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
2962 # Allow the user to override the flags for
2963 # our build compiler if desired.
2964 if test x"${build}" = x"${host}" ; then
2965 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2966 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
2967 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
2970 # On Canadian crosses, we'll be searching the right directories for
2971 # the previously-installed cross compiler, so don't bother to add
2972 # flags for directories within the install tree of the compiler
2973 # being built; programs in there won't even run.
2974 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2975 # Search for pre-installed headers if nothing else fits.
2976 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2979 if test "x${use_gnu_ld}" = x &&
2980 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2981 # Arrange for us to find uninstalled linker scripts.
2982 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2985 # Search for other target-specific linker scripts and such.
2988 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2992 # Makefile fragments.
2993 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2995 eval fragval=\$$frag
2996 if test $fragval != /dev/null; then
2997 eval $frag=${srcdir}/$fragval
3000 AC_SUBST_FILE(host_makefile_frag)
3001 AC_SUBST_FILE(target_makefile_frag)
3002 AC_SUBST_FILE(alphaieee_frag)
3003 AC_SUBST_FILE(ospace_frag)
3005 # Miscellanea: directories, flags, etc.
3006 AC_SUBST(RPATH_ENVVAR)
3007 AC_SUBST(GCC_SHLIB_SUBDIR)
3009 AC_SUBST(build_tooldir)
3010 AC_SUBST(CONFIGURE_GDB_TK)
3012 AC_SUBST(INSTALL_GDB_TK)
3014 # Build module lists & subconfigure args.
3015 AC_SUBST(build_configargs)
3016 AC_SUBST(build_configdirs)
3018 # Host module lists & subconfigure args.
3019 AC_SUBST(host_configargs)
3020 AC_SUBST(configdirs)
3021 AC_SUBST(target_configdirs)
3023 # Target module lists & subconfigure args.
3024 AC_SUBST(target_configargs)
3028 AC_SUBST(AR_FOR_BUILD)
3029 AC_SUBST(AS_FOR_BUILD)
3030 AC_SUBST(CC_FOR_BUILD)
3031 AC_SUBST(CFLAGS_FOR_BUILD)
3032 AC_SUBST(CXXFLAGS_FOR_BUILD)
3033 AC_SUBST(CXX_FOR_BUILD)
3034 AC_SUBST(DLLTOOL_FOR_BUILD)
3035 AC_SUBST(GCJ_FOR_BUILD)
3036 AC_SUBST(GFORTRAN_FOR_BUILD)
3037 AC_SUBST(LDFLAGS_FOR_BUILD)
3038 AC_SUBST(LD_FOR_BUILD)
3039 AC_SUBST(NM_FOR_BUILD)
3040 AC_SUBST(RANLIB_FOR_BUILD)
3041 AC_SUBST(WINDMC_FOR_BUILD)
3042 AC_SUBST(WINDRES_FOR_BUILD)
3043 AC_SUBST(config_shell)
3045 # Generate default definitions for YACC, M4, LEX and other programs that run
3046 # on the build machine. These are used if the Makefile can't locate these
3047 # programs in objdir.
3048 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3050 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3051 case " $build_configdirs " in
3052 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3053 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3056 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3057 case " $build_configdirs " in
3058 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3061 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3062 case " $build_configdirs " in
3063 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3066 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3067 case " $build_configdirs " in
3068 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3069 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3072 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3073 case " $build_configdirs " in
3074 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3077 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3078 case " $build_configdirs " in
3079 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3082 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3083 # higher, else we use the "missing" dummy.
3084 if ${MAKEINFO} --version \
3085 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3088 MAKEINFO="$MISSING makeinfo"
3094 # FIXME: expect and dejagnu may become build tools?
3096 AC_CHECK_PROGS(EXPECT, expect, expect)
3097 case " $configdirs " in
3099 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3103 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3104 case " $configdirs " in
3106 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3112 NCN_STRICT_CHECK_TOOLS(AR, ar)
3113 NCN_STRICT_CHECK_TOOLS(AS, as)
3114 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3115 NCN_STRICT_CHECK_TOOLS(LD, ld)
3116 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3117 NCN_STRICT_CHECK_TOOLS(NM, nm)
3118 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3119 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3120 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3121 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3122 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3123 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3130 AC_ARG_WITH([build-time-tools],
3131 [ --with-build-time-tools=PATH
3132 use given path to find target tools during the build],
3133 [case x"$withval" in
3136 with_build_time_tools=
3137 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3140 [with_build_time_tools=])
3142 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3143 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3144 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3145 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3146 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3148 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3149 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3150 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3151 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3152 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3153 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3154 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3155 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3156 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3157 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3158 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3160 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3162 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3163 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3164 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3165 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3166 [gcc/g++ -B$$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],
3168 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3169 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3171 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3172 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3173 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3174 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3175 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3176 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3177 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3178 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3179 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3180 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3181 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3182 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3183 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3184 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3186 AC_SUBST(FLAGS_FOR_TARGET)
3187 AC_SUBST(RAW_CXX_FOR_TARGET)
3189 # Certain tools may need extra flags.
3190 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3191 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3192 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3194 # When building target libraries, except in a Canadian cross, we use
3195 # the same toolchain as the compiler we just built.
3196 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3197 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3198 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3199 if test $host = $build; then
3200 case " $configdirs " in
3202 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3203 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3204 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3209 AC_SUBST(COMPILER_AS_FOR_TARGET)
3210 AC_SUBST(COMPILER_LD_FOR_TARGET)
3211 AC_SUBST(COMPILER_NM_FOR_TARGET)
3213 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3214 AC_ARG_ENABLE(maintainer-mode,
3215 [ --enable-maintainer-mode enable make rules and dependencies not useful
3216 (and sometimes confusing) to the casual installer],
3217 USE_MAINTAINER_MODE=$enableval,
3218 USE_MAINTAINER_MODE=no)
3219 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3220 AC_SUBST(MAINTAINER_MODE_TRUE)
3221 AC_SUBST(MAINTAINER_MODE_FALSE)
3222 if test "$USE_MAINTAINER_MODE" = yes; then
3223 MAINTAINER_MODE_TRUE=
3224 MAINTAINER_MODE_FALSE='#'
3226 MAINTAINER_MODE_TRUE='#'
3227 MAINTAINER_MODE_FALSE=
3229 MAINT=$MAINTAINER_MODE_TRUE
3232 # ---------------------
3233 # GCC bootstrap support
3234 # ---------------------
3236 # Stage specific cflags for build.
3241 yes) stage1_cflags="-g -Wa,-J" ;;
3242 *) stage1_cflags="-g -J" ;;
3246 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3247 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3248 saved_CFLAGS="$CFLAGS"
3250 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3251 CFLAGS="$CFLAGS -fkeep-inline-functions"
3252 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3254 #if (__GNUC__ < 3) \
3255 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3256 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3257 #error http://gcc.gnu.org/PR29382
3260 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3261 [AC_MSG_RESULT([no])])
3263 CFLAGS="$saved_CFLAGS"
3266 AC_SUBST(stage1_cflags)
3268 # Enable --enable-checking in stage1 of the compiler.
3269 AC_ARG_ENABLE(stage1-checking,
3270 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3272 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3273 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3274 stage1_checking=--enable-checking=yes,types
3276 stage1_checking=--enable-checking=$enable_checking,types
3278 AC_SUBST(stage1_checking)
3280 # Enable -Werror in bootstrap stage2 and later.
3281 AC_ARG_ENABLE(werror,
3282 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3283 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3288 case ${enable_werror} in
3289 yes) stage2_werror_flag="--enable-werror-always" ;;
3290 *) stage2_werror_flag="" ;;
3292 AC_SUBST(stage2_werror_flag)
3294 # Specify what files to not compare during bootstrap.
3296 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3298 hppa*64*-*-hpux*) ;;
3299 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3301 case " $configdirs " in
3302 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3304 AC_SUBST(compare_exclusions)
3306 AC_CONFIG_FILES([Makefile],
3307 [sed "$extrasub_build" Makefile |
3308 sed "$extrasub_host" |
3309 sed "$extrasub_target" > mf$$
3310 mv -f mf$$ Makefile],
3311 [extrasub_build="$extrasub_build"
3312 extrasub_host="$extrasub_host"
3313 extrasub_target="$extrasub_target"])