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 \
204 # these tools are built using the target libraries, and are intended to
205 # run only in the target environment
207 # note: any program that *uses* libraries that are in the "target_libraries"
208 # list belongs in this list. those programs are also very likely
209 # candidates for the "native_only" list which follows
211 target_tools="target-examples target-groff target-gperf target-rda"
213 ################################################################################
215 ## All tools belong in one of the four categories, and are assigned above
216 ## We assign ${configdirs} this way to remove all embedded newlines. This
217 ## is important because configure will choke if they ever get through.
218 ## ${configdirs} is directories we build using the host tools.
219 ## ${target_configdirs} is directories we build using the target tools.
220 configdirs=`echo ${host_libs} ${host_tools}`
221 target_configdirs=`echo ${target_libraries} ${target_tools}`
222 build_configdirs=`echo ${build_libs} ${build_tools}`
224 m4_divert_text([PARSE_ARGS],
227 m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
228 AC_MSG_ERROR([path to source, $srcdir, contains spaces])
229 m4_popdef([AS_MESSAGE_LOG_FD])dnl
232 ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
235 ################################################################################
237 srcname="gnu development package"
239 # This gets set non-empty for some net releases of packages.
242 # Define is_cross_compiler to save on calls to 'test'.
244 if test x"${host}" = x"${target}" ; then
247 is_cross_compiler=yes
250 # Find the build and target subdir names.
252 # Be sure to cover against remnants of an in-tree build.
253 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
254 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
255 Use a pristine source tree when building in a separate tree])
258 # Skipdirs are removed silently.
260 # Noconfigdirs are removed loudly.
264 # Make sure we don't let GNU ld be added if we didn't want it.
265 if test x$with_gnu_ld = xno ; then
267 noconfigdirs="$noconfigdirs ld gold"
271 # Make sure we don't let GNU as be added if we didn't want it.
272 if test x$with_gnu_as = xno ; then
274 noconfigdirs="$noconfigdirs gas"
278 # Make sure we don't let ZLIB be added if we didn't want it.
279 if test x$with_system_zlib = xyes ; then
281 noconfigdirs="$noconfigdirs zlib"
284 # some tools are so dependent upon X11 that if we're not building with X,
285 # it's not even worth trying to configure, much less build, that tool.
288 yes | "") ;; # the default value for this tree is that X11 is available
290 skipdirs="${skipdirs} tk itcl libgui"
291 # We won't be able to build gdbtk without X.
294 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
297 # Some tools are only suitable for building in a "native" situation.
298 # Remove these if host!=target.
299 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"
301 # Similarly, some are only suitable for cross toolchains.
302 # Remove these if host=target.
303 cross_only="target-libgloss target-newlib target-opcodes"
305 case $is_cross_compiler in
306 no) skipdirs="${skipdirs} ${cross_only}" ;;
307 yes) skipdirs="${skipdirs} ${native_only}" ;;
310 # If both --with-headers and --with-libs are specified, default to
312 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
313 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
314 if test x"${with_newlib}" = x ; then
319 # Recognize --with-newlib/--without-newlib.
320 case ${with_newlib} in
321 no) skipdirs="${skipdirs} target-newlib" ;;
322 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
325 # Handle --enable-gold.
326 # --enable-gold Build only gold
327 # --disable-gold [default] Build only ld
328 # --enable-gold=both Build both gold and ld, ld is default
329 # --enable-gold=both/ld Same
330 # --enable-gold=both/gold Build both gold and ld, gold is default, ld is renamed ld.bfd
333 [[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]],
334 ENABLE_GOLD=$enableval,
336 case "${ENABLE_GOLD}" in
337 yes|both|both/gold|both/ld)
338 # Check for ELF target.
341 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
342 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
343 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
345 *-*-linux*aout* | *-*-linux*oldld*)
353 if test "$is_elf" = "yes"; then
354 # Check for target supported by gold.
356 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
357 case "${ENABLE_GOLD}" in
359 configdirs="$configdirs gold"
362 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / gold /'`
373 AC_MSG_ERROR([invalid --enable-gold argument])
377 # Configure extra directories which are host specific
381 configdirs="$configdirs libtermcap" ;;
384 # A target can indicate whether a language isn't supported for some reason.
385 # Only spaces may be used in this macro; not newlines or tabs.
386 unsupported_languages=
388 # Remove more programs from consideration, based on the host or
389 # target this usually means that a port of the program doesn't
394 noconfigdirs="$noconfigdirs byacc"
396 i[[3456789]]86-*-vsta)
397 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
399 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
400 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
403 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
405 i[[3456789]]86-*-mingw32*)
406 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
407 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
409 i[[3456789]]86-*-beos*)
410 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
413 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
416 noconfigdirs="$noconfigdirs rcs"
419 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
422 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
427 AC_ARG_ENABLE(libada,
428 [ --enable-libada build libada directory],
429 ENABLE_LIBADA=$enableval,
431 if test "${ENABLE_LIBADA}" != "yes" ; then
432 noconfigdirs="$noconfigdirs gnattools"
435 AC_ARG_ENABLE(libssp,
436 [ --enable-libssp build libssp directory],
437 ENABLE_LIBSSP=$enableval,
440 # Save it here so that, even in case of --enable-libgcj, if the Java
441 # front-end isn't enabled, we still get libgcj disabled.
443 case $enable_libgcj in
445 # If we reset it here, it won't get added to noconfigdirs in the
446 # target-specific build rules, so it will be forcibly enabled
447 # (unless the Java language itself isn't enabled).
451 # Make sure we get it printed in the list of not supported target libs.
452 noconfigdirs="$noconfigdirs ${libgcj}"
457 # Disable libmudflap on some systems.
458 if test x$enable_libmudflap = x ; then
460 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
461 # Enable libmudflap by default in GNU and friends.
464 # Enable libmudflap by default in FreeBSD.
467 # Disable it by default everywhere else.
468 noconfigdirs="$noconfigdirs target-libmudflap"
473 # Disable libgomp on non POSIX hosted systems.
474 if test x$enable_libgomp = x ; then
475 # Enable libgomp by default on hosted POSIX systems.
477 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
479 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
481 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
483 *-*-darwin* | *-*-aix*)
486 noconfigdirs="$noconfigdirs target-libgomp"
491 # Default libgloss CPU subdirectory.
492 libgloss_dir="$target_cpu"
496 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
499 noconfigdirs="$noconfigdirs ld gas gdb gprof"
500 noconfigdirs="$noconfigdirs sim target-rda"
502 i[[3456789]]86-*-darwin*)
503 noconfigdirs="$noconfigdirs ld gprof"
504 noconfigdirs="$noconfigdirs sim target-rda"
506 x86_64-*-darwin[[912]]*)
507 noconfigdirs="$noconfigdirs ld gas gprof"
508 noconfigdirs="$noconfigdirs sim target-rda"
511 noconfigdirs="$noconfigdirs ld gas gdb gprof"
512 noconfigdirs="$noconfigdirs sim target-rda"
513 noconfigdirs="$noconfigdirs ${libgcj}"
515 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
516 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
519 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
520 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
521 && test -f /usr/local/include/gmp.h; then
525 # Skip some stuff that's unsupported on some FreeBSD configurations.
531 noconfigdirs="$noconfigdirs ${libgcj}"
536 # Remove unsupported stuff on all kaOS configurations.
537 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
538 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
539 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
540 noconfigdirs="$noconfigdirs target-libgloss"
543 # Skip some stuff on all NetBSD configurations.
544 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
546 # Skip some stuff that's unsupported on some NetBSD configurations.
548 i*86-*-netbsdelf*) ;;
549 arm*-*-netbsdelf*) ;;
551 noconfigdirs="$noconfigdirs ${libgcj}"
556 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
559 skipdirs="${skipdirs} target-libiberty"
560 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
562 # The tpf target doesn't support gdb yet.
564 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
567 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
570 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
573 # ld works, but does not support shared libraries.
574 # newlib is not 64 bit ready. I'm not sure about fileutils.
575 # gas doesn't generate exception information.
576 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
579 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
582 # newlib is not 64 bit ready
583 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
586 # newlib is not 64 bit ready
587 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
590 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
593 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
595 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
596 noconfigdirs="$noconfigdirs ${libgcj}"
597 noconfigdirs="$noconfigdirs target-examples"
598 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
599 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
600 noconfigdirs="$noconfigdirs expect dejagnu"
601 # the C++ libraries don't build on top of CE's C libraries
602 noconfigdirs="$noconfigdirs target-libstdc++-v3"
603 noconfigdirs="$noconfigdirs target-newlib"
605 *-*-cygwin*) ;; # keep gdb and readline
606 *) noconfigdirs="$noconfigdirs gdb readline"
612 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
616 arm-*-coff | strongarm-*-coff | xscale-*-coff)
617 noconfigdirs="$noconfigdirs ${libgcj}"
620 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
621 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
624 arm*-*-linux-gnueabi)
625 noconfigdirs="$noconfigdirs target-qthreads"
626 case ${with_newlib} in
627 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
632 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
636 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
639 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
642 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
645 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
648 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
651 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
654 unsupported_languages="$unsupported_languages java"
655 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
656 if test x${is_cross_compiler} != xno ; then
657 target_configdirs="${target_configdirs} target-bsp target-cygmon"
661 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
663 c54x*-*-* | tic54x-*-*)
664 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
667 noconfigdirs="$noconfigdirs ${libgcj} gdb"
669 cris-*-* | crisv32-*-*)
670 unsupported_languages="$unsupported_languages java"
673 unsupported_languages="$unsupported_languages fortran"
674 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
676 noconfigdirs="$noconfigdirs target-boehm-gc";;
678 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
680 unsupported_languages="$unsupported_languages fortran"
681 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
686 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
689 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
692 noconfigdirs="$noconfigdirs ${libgcj} gdb"
694 ep9312-*-elf | ep9312-*-coff)
698 noconfigdirs="$noconfigdirs ${libgcj} gdb"
701 noconfigdirs="$noconfigdirs ${libgcj}"
704 noconfigdirs="$noconfigdirs ${libgcj}"
705 noconfigdirs="$noconfigdirs gprof"
708 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
711 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
713 hppa1.1-*-osf* | hppa1.1-*-bsd* )
715 hppa*64*-*-linux* | parisc*64*-*-linux*)
716 # In this case, it's because the hppa64-linux target is for
717 # the kernel only at this point and has no libc, and thus no
718 # headers, crt*.o, etc., all of which are needed by these.
719 noconfigdirs="$noconfigdirs target-zlib"
721 parisc*-*-linux* | hppa*-*-linux*)
727 noconfigdirs="$noconfigdirs ${libgcj}"
730 noconfigdirs="$noconfigdirs ld shellutils"
736 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
737 # build on HP-UX 10.20.
738 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
741 noconfigdirs="$noconfigdirs ${libgcj} gdb"
744 # No gdb support yet.
745 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
748 # No gdb or ld support yet.
749 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
752 # No gdb or ld support yet.
753 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
757 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
758 noconfigdirs="$noconfigdirs ${libgcj}"
761 i[[3456789]]86-*-linux*)
762 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
763 # not build java stuff by default.
766 noconfigdirs="$noconfigdirs ${libgcj}";;
769 # This section makes it possible to build newlib natively on linux.
770 # If we are using a cross compiler then don't configure newlib.
771 if test x${is_cross_compiler} != xno ; then
772 noconfigdirs="$noconfigdirs target-newlib"
774 noconfigdirs="$noconfigdirs target-libgloss"
775 # If we are not using a cross compiler, do configure newlib.
776 # Note however, that newlib will only be configured in this situation
777 # if the --with-newlib option has been given, because otherwise
778 # 'target-newlib' will appear in skipdirs.
780 i[[3456789]]86-w64-mingw*)
781 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
783 i[[3456789]]86-*-mingw*)
784 target_configdirs="$target_configdirs target-winsup"
785 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
788 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
791 target_configdirs="$target_configdirs target-libtermcap target-winsup"
792 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
793 # always build newlib if winsup directory is present.
794 if test -d "$srcdir/winsup/cygwin"; then
795 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
796 elif test -d "$srcdir/newlib"; then
797 echo "Warning: winsup/cygwin is missing so newlib can't be built."
800 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
801 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
804 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
806 i[[3456789]]86-*-sco3.2v5*)
807 # The linker does not yet know about weak symbols in COFF,
808 # and is not configured to handle mixed ELF and COFF.
809 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
811 i[[3456789]]86-*-sco*)
812 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
814 i[[3456789]]86-*-solaris2*)
815 noconfigdirs="$noconfigdirs target-libgloss"
817 i[[3456789]]86-*-sysv4*)
818 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
820 i[[3456789]]86-*-beos*)
821 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
823 i[[3456789]]86-*-rdos*)
824 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
827 noconfigdirs="$noconfigdirs ${libgcj}"
829 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
830 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
834 noconfigdirs="$noconfigdirs ${libgcj}"
837 noconfigdirs="$noconfigdirs ${libgcj}"
843 # The EPOC C++ environment does not support exceptions or rtti,
844 # and so building libstdc++-v3 tends not to always work.
845 noconfigdirs="$noconfigdirs target-libstdc++-v3"
848 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
849 unsupported_languages="$unsupported_languages fortran java"
852 noconfigdirs="$noconfigdirs ${libgcj}"
855 noconfigdirs="$noconfigdirs ${libgcj}"
858 noconfigdirs="$noconfigdirs sim"
861 # copied from rs6000-*-* entry
862 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
864 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
865 target_configdirs="$target_configdirs target-winsup"
866 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
867 # always build newlib.
868 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
870 # This is temporary until we can link against shared libraries
871 powerpcle-*-solaris*)
872 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
876 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
879 noconfigdirs="$noconfigdirs ${libgcj}"
882 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
886 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
889 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
892 noconfigdirs="$noconfigdirs gprof ${libgcj}"
895 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
898 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
901 skipdirs="$skipdirs target-libiberty"
902 noconfigdirs="$noconfigdirs ${libgcj}"
903 if test x$with_newlib = xyes; then
904 noconfigdirs="$noconfigdirs gprof"
909 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
912 # Linking libjava exceeds command-line length limits on at least
913 # IRIX 6.2, but not on IRIX 6.5.
914 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
915 # <oldham@codesourcery.com>
916 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
919 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
922 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
925 noconfigdirs="$noconfigdirs gprof ${libgcj}"
929 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
933 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
934 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
935 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
936 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
940 noconfigdirs="$noconfigdirs ${libgcj}" ;;
942 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
945 sparclet-*-aout* | sparc86x-*-*)
949 noconfigdirs="$noconfigdirs ${libgcj}"
952 noconfigdirs="$noconfigdirs ${libgcj}"
956 noconfigdirs="$noconfigdirs ${libgcj}"
960 noconfigdirs="$noconfigdirs ${libgcj}"
961 if test x${is_cross_compiler} != xno ; then
962 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
967 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
968 noconfigdirs="$noconfigdirs ${libgcj}"
970 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
973 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
976 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
979 noconfigdirs="$noconfigdirs ${libgcj}"
982 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
985 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
988 noconfigdirs="$noconfigdirs ${libgcj}"
991 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
993 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
994 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
997 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1000 noconfigdirs="$noconfigdirs ${libgcj}"
1004 # If we aren't building newlib, then don't build libgloss, since libgloss
1005 # depends upon some newlib header files.
1006 case "${noconfigdirs}" in
1007 *target-libgloss*) ;;
1008 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1011 # Work in distributions that contain no compiler tools, like Autoconf.
1013 host_makefile_frag=/dev/null
1014 if test -d ${srcdir}/config ; then
1017 # Avoid "too much defining" errors from HPUX compiler.
1018 tentative_cc="cc -Wp,-H256000"
1019 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1020 # If it's HP/UX ar, this should be harmless.
1024 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1027 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1028 # chokes on bfd, the compiler won't let you assign integers to enums, and
1029 # other problems. Defining CC to gcc is a questionable way to say "don't use
1030 # the apollo compiler" (the preferred version of GCC could be called cc,
1031 # or whatever), but I'm not sure leaving CC as cc is any better...
1032 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1033 # Used to have BISON=yacc.
1037 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1040 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1041 tentative_cc="cc -Xa"
1042 host_makefile_frag="config/mh-cxux"
1044 m88k-motorola-sysv*)
1047 tentative_cc="cc -Wf,-XNg1000"
1048 host_makefile_frag="config/mh-decstation"
1051 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1052 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1053 host_makefile_frag="config/mh-necv4"
1056 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1057 # environment. Also bump switch table size so that cp-parse will
1058 # compile. Bump string length limit so linker builds.
1059 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1062 host_makefile_frag="config/mh-sysv4"
1065 # This is for a MIPS running RISC/os 4.52C.
1067 # This is needed for GDB, but needs to be in the top-level make because
1068 # if a library is compiled with the bsd headers and gets linked with the
1069 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1070 # a different size).
1071 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1072 # known except to select the sysv environment. Could we use /proc instead?
1073 # These "sysv environments" and "bsd environments" often end up being a pain.
1075 # This is not part of CFLAGS because perhaps not all C compilers have this
1077 tentative_cc="cc -systype sysv"
1082 i[[3456789]]86-*-sysv5*)
1083 host_makefile_frag="config/mh-sysv5"
1085 i[[3456789]]86-*-dgux*)
1086 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1087 host_makefile_frag="config/mh-dgux386"
1089 i[[3456789]]86-ncr-sysv4.3*)
1090 # The MetaWare compiler will generate a copyright message unless you
1091 # turn it off by adding the -Hnocopyr flag.
1092 tentative_cc="cc -Hnocopyr"
1094 i[[3456789]]86-ncr-sysv4*)
1095 # for an NCR 3000 (i486/SVR4) system.
1096 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1097 # This compiler not only emits obnoxious copyright messages every time
1098 # you run it, but it chokes and dies on a whole bunch of GNU source
1099 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1100 tentative_cc="/usr/ccs/ATT/cc"
1101 host_makefile_frag="config/mh-ncr3000"
1103 i[[3456789]]86-*-sco3.2v5*)
1105 i[[3456789]]86-*-sco*)
1106 # The native C compiler botches some simple uses of const. Unfortunately,
1107 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1108 tentative_cc="cc -Dconst="
1109 host_makefile_frag="config/mh-sco"
1111 i[[3456789]]86-*-udk*)
1112 host_makefile_frag="config/mh-sysv5"
1114 i[[3456789]]86-*-solaris2*)
1115 host_makefile_frag="config/mh-sysv4"
1117 i[[3456789]]86-*-msdosdjgpp*)
1118 host_makefile_frag="config/mh-djgpp"
1121 ACX_CHECK_CYGWIN_CAT_WORKS
1122 host_makefile_frag="config/mh-cygwin"
1125 host_makefile_frag="config/mh-mingw"
1128 host_makefile_frag="config/mh-interix"
1131 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1135 host_makefile_frag="config/mh-solaris"
1138 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1139 # without overflowing the jump tables (-J says to use a 32 bit table)
1140 tentative_cc="cc -J"
1143 tentative_cc="cc -Wp,-H256000"
1144 host_makefile_frag="config/mh-pa-hpux10"
1146 hppa*-hp-hpux* | hppa*-*-hiux*)
1147 tentative_cc="cc -Wp,-H256000"
1148 host_makefile_frag="config/mh-pa"
1151 host_makefile_frag="config/mh-pa"
1153 *-hp-hpux* | *-*-hiux*)
1154 tentative_cc="cc -Wp,-H256000"
1157 # /bin/cc is less than useful for our purposes. Always use GCC
1158 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1159 host_makefile_frag="config/mh-lynxrs6k"
1162 host_makefile_frag="config/mh-darwin"
1165 host_makefile_frag="config/mh-ppc-aix"
1168 host_makefile_frag="config/mh-ppc-aix"
1171 # /bin/cc is less than useful for our purposes. Always use GCC
1172 tentative_cc="/bin/gcc"
1175 host_makefile_frag="config/mh-sysv4"
1177 # This is placed last to prevent interfering with the cases above.
1179 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1180 host_makefile_frag="config/mh-x86omitfp"
1185 # If we aren't going to be using gcc, see if we can extract a definition
1186 # of CC from the fragment.
1187 # Actually, use the 'pre-extracted' version above.
1188 if test -z "${CC}" && test "${build}" = "${host}" ; then
1189 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1191 for dir in $PATH; do
1192 test -z "$dir" && dir=.
1193 if test -f $dir/gcc; then
1199 if test -z "${found}" && test -n "${tentative_cc}" ; then
1204 if test "${build}" != "${host}" ; then
1205 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1206 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1207 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1208 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1209 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1210 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1211 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1212 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1213 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1214 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1215 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1216 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1218 AR_FOR_BUILD="\$(AR)"
1219 AS_FOR_BUILD="\$(AS)"
1220 CC_FOR_BUILD="\$(CC)"
1221 CXX_FOR_BUILD="\$(CXX)"
1222 GCJ_FOR_BUILD="\$(GCJ)"
1223 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1224 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1225 LD_FOR_BUILD="\$(LD)"
1226 NM_FOR_BUILD="\$(NM)"
1227 RANLIB_FOR_BUILD="\$(RANLIB)"
1228 WINDRES_FOR_BUILD="\$(WINDRES)"
1229 WINDMC_FOR_BUILD="\$(WINDMC)"
1235 # We must set the default linker to the linker used by gcc for the correct
1236 # operation of libtool. If LD is not defined and we are using gcc, try to
1237 # set the LD default to the ld used by gcc.
1238 if test -z "$LD"; then
1239 if test "$GCC" = yes; then
1242 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1244 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1246 case $gcc_prog_ld in
1247 # Accept absolute paths.
1248 [[\\/]* | [A-Za-z]:[\\/]*)]
1249 LD="$gcc_prog_ld" ;;
1255 ACX_PROG_CMP_IGNORE_INITIAL
1257 # See if we are building gcc with C++.
1258 AC_ARG_ENABLE(build-with-cxx,
1259 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1260 ENABLE_BUILD_WITH_CXX=$enableval,
1261 ENABLE_BUILD_WITH_CXX=no)
1263 # Used for setting $lt_cv_objdir
1266 # Check for GMP, MPFR and MPC
1267 gmplibs="-lmpc -lmpfr -lgmp"
1271 # Specify a location for mpc
1272 # check for this first so it ends up on the link line before mpfr.
1273 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1274 Equivalent to --with-mpc-include=PATH/include
1275 plus --with-mpc-lib=PATH/lib])
1276 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1277 specify directory for installed MPC include files])
1278 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1280 if test "x$with_mpc" != x; then
1281 gmplibs="-L$with_mpc/lib $gmplibs"
1282 gmpinc="-I$with_mpc/include $gmpinc"
1284 if test "x$with_mpc_include" != x; then
1285 gmpinc="-I$with_mpc_include $gmpinc"
1287 if test "x$with_mpc_lib" != x; then
1288 gmplibs="-L$with_mpc_lib $gmplibs"
1290 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1291 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1292 gmpinc='-I$$s/mpc/src '"$gmpinc"
1293 # Do not test the mpc version. Assume that it is sufficient, since
1294 # it is in the source tree, and the library has not been built yet
1295 # but it would be included on the link line in the version check below
1296 # hence making the test fail.
1300 # Specify a location for mpfr
1301 # check for this first so it ends up on the link line before gmp.
1302 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1303 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1304 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1306 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1307 Equivalent to --with-mpfr-include=PATH/include
1308 plus --with-mpfr-lib=PATH/lib])
1309 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1310 specify directory for installed MPFR include files])
1311 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1313 if test "x$with_mpfr" != x; then
1314 gmplibs="-L$with_mpfr/lib $gmplibs"
1315 gmpinc="-I$with_mpfr/include $gmpinc"
1317 if test "x$with_mpfr_include" != x; then
1318 gmpinc="-I$with_mpfr_include $gmpinc"
1320 if test "x$with_mpfr_lib" != x; then
1321 gmplibs="-L$with_mpfr_lib $gmplibs"
1323 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1324 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1325 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1326 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1327 # Do not test the mpfr version. Assume that it is sufficient, since
1328 # it is in the source tree, and the library has not been built yet
1329 # but it would be included on the link line in the version check below
1330 # hence making the test fail.
1334 # Specify a location for gmp
1335 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1336 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1337 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1339 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1340 Equivalent to --with-gmp-include=PATH/include
1341 plus --with-gmp-lib=PATH/lib])
1342 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1343 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1346 if test "x$with_gmp" != x; then
1347 gmplibs="-L$with_gmp/lib $gmplibs"
1348 gmpinc="-I$with_gmp/include $gmpinc"
1350 if test "x$with_gmp_include" != x; then
1351 gmpinc="-I$with_gmp_include $gmpinc"
1353 if test "x$with_gmp_lib" != x; then
1354 gmplibs="-L$with_gmp_lib $gmplibs"
1356 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1357 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1358 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1359 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1360 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1361 # Do not test the gmp version. Assume that it is sufficient, since
1362 # it is in the source tree, and the library has not been built yet
1363 # but it would be included on the link line in the version check below
1364 # hence making the test fail.
1368 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1370 saved_CFLAGS="$CFLAGS"
1371 CFLAGS="$CFLAGS $gmpinc"
1372 # Check for the recommended and required versions of GMP.
1373 AC_MSG_CHECKING([for the correct version of gmp.h])
1374 AC_TRY_COMPILE([#include "gmp.h"],[
1375 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1376 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1377 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1380 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1381 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1382 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1383 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1386 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1387 [AC_MSG_RESULT([no]); have_gmp=no])
1389 # If we have GMP, check the MPFR version.
1390 if test x"$have_gmp" = xyes; then
1391 # Check for the recommended and required versions of MPFR.
1392 AC_MSG_CHECKING([for the correct version of mpfr.h])
1393 AC_TRY_COMPILE([#include <gmp.h>
1394 #include <mpfr.h>],[
1395 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1398 ], [AC_TRY_COMPILE([#include <gmp.h>
1399 #include <mpfr.h>],[
1400 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1403 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1404 [AC_MSG_RESULT([no]); have_gmp=no])
1407 # Check for the MPC header version.
1408 if test x"$have_gmp" = xyes ; then
1409 # Check for the recommended and required versions of MPC.
1410 AC_MSG_CHECKING([for the correct version of mpc.h])
1411 AC_TRY_COMPILE([#include <mpc.h>],[
1412 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1415 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1416 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1419 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1420 [AC_MSG_RESULT([no]); have_gmp=no])
1423 # Now check the MPFR library.
1424 if test x"$have_gmp" = xyes; then
1426 LIBS="$LIBS $gmplibs"
1427 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1428 AC_TRY_LINK([#include <mpc.h>],[
1435 mpfr_atan2 (n, n, x, GMP_RNDN);
1436 mpfr_erfc (n, x, GMP_RNDN);
1437 mpfr_subnormalize (x, t, GMP_RNDN);
1441 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1442 mpc_cosh (c, c, MPC_RNDNN);
1443 mpc_pow (c, c, c, MPC_RNDNN);
1444 mpc_acosh (c, c, MPC_RNDNN);
1446 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1450 CFLAGS="$saved_CFLAGS"
1452 # The library versions listed in the error message below should match
1453 # the HARD-minimums enforced above.
1454 if test x$have_gmp != xyes; then
1455 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1456 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1457 their locations. Source code for these libraries can be found at
1458 their respective hosting sites as well as at
1459 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1460 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1461 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1462 make sure that you have installed both the libraries and the header
1463 files. They may be located in separate packages.])
1467 # Flags needed for both GMP, MPFR and/or MPC.
1470 AC_SUBST(extra_mpfr_configure_flags)
1471 AC_SUBST(extra_mpc_gmp_configure_flags)
1472 AC_SUBST(extra_mpc_mpfr_configure_flags)
1474 # Allow host libstdc++ to be specified for static linking with PPL.
1475 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1476 when linking with PPL])
1478 case $with_host_libstdcxx in
1480 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1484 # Linker flags to use for stage1 or when not boostrapping.
1485 AC_ARG_WITH(stage1-ldflags,
1486 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1487 [if test "$withval" = "no" -o "$withval" = "yes"; then
1490 stage1_ldflags=$withval
1493 AC_SUBST(stage1_ldflags)
1495 # Libraries to use for stage1 or when not bootstrapping.
1496 AC_ARG_WITH(stage1-libs,
1497 [ -with-stage1-libs=LIBS Libraries for stage1],
1498 [if test "$withval" = "no" -o "$withval" = "yes"; then
1501 stage1_libs=$withval
1503 [stage1_libs=$with_host_libstdcxx])
1504 AC_SUBST(stage1_libs)
1506 # Libraries to use for stage2 and later builds. This defaults to the
1507 # argument passed to --with-host-libstdcxx.
1508 AC_ARG_WITH(boot-libs,
1509 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1510 [if test "$withval" = "no" -o "$withval" = "yes"; then
1513 poststage1_libs=$withval
1515 [poststage1_libs=$with_host_libstdcxx])
1516 AC_SUBST(poststage1_libs)
1518 # Linker flags to use for stage2 and later builds.
1519 AC_ARG_WITH(boot-ldflags,
1520 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1521 [if test "$withval" = "no" -o "$withval" = "yes"; then
1524 poststage1_ldflags=$withval
1526 [poststage1_ldflags=
1527 # With --enable-build-with-cxx, default to linking libstdc++ and
1528 # libgcc statically. But if the user explicitly specified the
1529 # libraries to use, trust that they are doing what they want.
1530 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1531 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1533 AC_SUBST(poststage1_ldflags)
1536 ppllibs=" -lppl_c -lppl -lgmpxx"
1539 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1540 Equivalent to --with-ppl-include=PATH/include
1541 plus --with-ppl-lib=PATH/lib])
1542 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1543 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1552 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1553 pplinc="-I$with_ppl/include $pplinc"
1556 if test "x$with_ppl_include" != x; then
1557 pplinc="-I$with_ppl_include $pplinc"
1559 if test "x$with_ppl_lib" != x; then
1560 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1562 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1563 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1564 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1565 enable_ppl_version_check=no
1568 AC_ARG_ENABLE(ppl-version-check,
1569 [ --disable-ppl-version-check disable check for PPL version],
1570 ENABLE_PPL_CHECK=$enableval,
1571 ENABLE_PPL_CHECK=yes)
1573 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1574 saved_CFLAGS="$CFLAGS"
1575 CFLAGS="$CFLAGS $pplinc $gmpinc"
1576 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
1577 AC_TRY_COMPILE([#include "ppl_c.h"],[
1578 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
1581 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1582 CFLAGS="$saved_CFLAGS"
1585 # Flags needed for PPL
1592 dnl Provide configure switches and initialize clooginc & clooglibs
1593 dnl with user input.
1595 if test "x$with_ppl" = "xno"; then
1598 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1599 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1600 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1601 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1603 if test "x$with_cloog" != "xno"; then
1604 dnl Version check for CLooG-Org
1605 dnl As long as there is no new release of CLooG,
1606 dnl we will check for 0.14.0.
1608 dnl The first git revision that will work with
1609 dnl GCC is: bd91b845a65805c290d43fc1bef8139864a163fb
1610 dnl This is enforced implictly, as this is the commit that
1611 dnl introduced the versioning information used within our
1614 dnl If we're using CLooG-Legacy, the provided version information
1615 dnl will be ignored.
1616 CLOOG_CHECK_VERSION(0,14,0)
1618 dnl Only execute fail-action, if CLooG has been
1621 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1624 # Check for LTO support.
1626 [ --enable-lto enable link time optimization support],
1627 enable_lto=$enableval,
1628 enable_lto=yes; default_enable_lto=yes)
1630 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1631 build_lto_plugin=yes
1632 ],[if test x"$default_enable_lto" = x"yes" ; then
1634 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1635 # On other non-ELF platforms, LTO has yet to be validated.
1639 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1640 # It would also be nice to check the binutils support, but we don't
1641 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1642 # warn during gcc/ subconfigure; unless you're bootstrapping with
1643 # -flto it won't be needed until after installation anyway.
1645 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1646 *) if test x"$enable_lto" = x"yes"; then
1647 AC_MSG_ERROR([LTO support is not enabled for this target.])
1652 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1653 # Build it unless LTO was explicitly disabled.
1655 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1661 # By default, C is the only stage 1 language.
1662 stage1_languages=,c,
1664 # Target libraries that we bootstrap.
1665 bootstrap_target_libs=,target-libgcc,
1667 # Figure out what language subdirectories are present.
1668 # Look if the user specified --enable-languages="..."; if not, use
1669 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1671 # NB: embedded tabs in this IF block -- do not untabify
1672 if test -d ${srcdir}/gcc; then
1673 if test x"${enable_languages+set}" != xset; then
1674 if test x"${LANGUAGES+set}" = xset; then
1675 enable_languages="${LANGUAGES}"
1676 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1678 enable_languages=all
1681 if test x"${enable_languages}" = x ||
1682 test x"${enable_languages}" = xyes;
1684 echo configure.in: --enable-languages needs at least one language argument 1>&2
1688 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1690 # 'f95' is the old name for the 'fortran' language. We issue a warning
1691 # and make the substitution.
1692 case ,${enable_languages}, in
1694 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1695 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1699 # First scan to see if an enabled language requires some other language.
1700 # We assume that a given config-lang.in will list all the language
1701 # front ends it requires, even if some are required indirectly.
1702 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1703 case ${lang_frag} in
1705 # The odd quoting in the next line works around
1706 # an apparent bug in bash 1.12 on linux.
1707 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1709 # From the config-lang.in, get $language, $lang_requires
1713 for other in ${lang_requires} ; do
1714 case ,${enable_languages}, in
1718 echo " \`$other' language required by \`$language'; enabling" 1>&2
1719 enable_languages="${enable_languages},${other}"
1727 new_enable_languages=,c,
1729 # If LTO is enabled, add the LTO front end.
1730 extra_host_libiberty_configure_flags=
1731 if test "$enable_lto" = "yes" ; then
1732 case ,${enable_languages}, in
1734 *) enable_languages="${enable_languages},lto" ;;
1736 if test "${build_lto_plugin}" = "yes" ; then
1737 configdirs="$configdirs lto-plugin"
1738 extra_host_libiberty_configure_flags=--enable-shared
1741 AC_SUBST(extra_host_libiberty_configure_flags)
1743 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1744 potential_languages=,c,
1746 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1747 case ${lang_frag} in
1749 # The odd quoting in the next line works around
1750 # an apparent bug in bash 1.12 on linux.
1751 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1753 # From the config-lang.in, get $language, $target_libs,
1754 # $lang_dirs, $boot_language, and $build_by_default
1760 build_by_default=yes
1762 if test x${language} = x; then
1763 echo "${lang_frag} doesn't set \$language." 1>&2
1767 if test "$language" = "c++" \
1768 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1772 case ,${enable_languages}, in
1774 # Language was explicitly selected; include it.
1778 # 'all' was selected, select it if it is a default language
1779 add_this_lang=${build_by_default}
1786 # Disable languages that need other directories if these aren't available.
1787 for i in $subdir_requires; do
1788 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1789 case ,${enable_languages}, in
1791 # Specifically requested language; tell them.
1792 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1796 add_this_lang=unsupported
1801 # Disable Ada if no preexisting GNAT is available.
1802 case ,${enable_languages},:${language}:${have_gnat} in
1803 *,${language},*:ada:no)
1804 # Specifically requested language; tell them.
1805 AC_MSG_ERROR([GNAT is required to build $language])
1809 add_this_lang=unsupported
1813 # Disable a language that is unsupported by the target.
1814 case " $unsupported_languages " in
1816 add_this_lang=unsupported
1820 case $add_this_lang in
1822 # Remove language-dependent dirs.
1823 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1826 # Remove language-dependent dirs; still show language as supported.
1827 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1828 potential_languages="${potential_languages}${language},"
1831 new_enable_languages="${new_enable_languages}${language},"
1832 potential_languages="${potential_languages}${language},"
1833 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1834 case "${boot_language}:,$enable_stage1_languages," in
1835 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1836 # Add to (comma-separated) list of stage 1 languages.
1837 case ",$stage1_languages," in
1838 *,$language,* | ,yes, | ,all,) ;;
1839 *) stage1_languages="${stage1_languages}${language}," ;;
1841 # We need to bootstrap any supporting libraries.
1842 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1851 AC_ARG_ENABLE(stage1-languages,
1852 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1853 stage1. Mostly useful for compiler development.],
1854 [case ,${enable_stage1_languages}, in
1856 # Set it to something that will have no effect in the loop below
1857 enable_stage1_languages=c ;;
1859 enable_stage1_languages=`echo $new_enable_languages | \
1860 sed -e "s/^,//" -e "s/,$//" ` ;;
1862 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1863 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1866 # Add "good" languages from enable_stage1_languages to stage1_languages,
1867 # while "bad" languages go in missing_languages. Leave no duplicates.
1868 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1869 case $potential_languages in
1871 case $stage1_languages in
1873 *) stage1_languages="$stage1_languages$i," ;;
1876 case $missing_languages in
1878 *) missing_languages="$missing_languages$i," ;;
1883 # Remove leading/trailing commas that were added for simplicity
1884 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1885 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1886 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1887 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1889 if test "x$missing_languages" != x; then
1891 The following requested languages could not be built: ${missing_languages}
1892 Supported languages are: ${potential_languages}])
1894 if test "x$new_enable_languages" != "x$enable_languages"; then
1895 echo The following languages will be built: ${new_enable_languages}
1896 enable_languages="$new_enable_languages"
1899 AC_SUBST(stage1_languages)
1900 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1903 # Handle --disable-<component> generically.
1904 for dir in $configdirs $build_configdirs $target_configdirs ; do
1905 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1906 varname=`echo $dirname | sed -e s/+/_/g`
1907 if eval test x\${enable_${varname}} "=" xno ; then
1908 noconfigdirs="$noconfigdirs $dir"
1912 # Check for Boehm's garbage collector
1913 AC_ARG_ENABLE(objc-gc,
1914 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1915 GNU Objective-C runtime],
1916 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1917 *,objc,*:*:yes:*target-boehm-gc*)
1918 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1922 # Make sure we only build Boehm's garbage collector if required.
1923 case ,${enable_languages},:${enable_objc_gc} in
1925 # Keep target-boehm-gc if requested for Objective-C.
1928 # Otherwise remove target-boehm-gc depending on target-libjava.
1929 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1930 noconfigdirs="$noconfigdirs target-boehm-gc"
1935 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1936 # $build_configdirs and $target_configdirs.
1937 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1940 for dir in . $skipdirs $noconfigdirs ; do
1941 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1942 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1943 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1944 if test -r $srcdir/$dirname/configure ; then
1945 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1948 notsupp="$notsupp $dir"
1952 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1953 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1954 if test -r $srcdir/$dirname/configure ; then
1955 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1958 notsupp="$notsupp $dir"
1962 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1963 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1964 if test -r $srcdir/$dirname/configure ; then
1965 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1968 notsupp="$notsupp $dir"
1974 # Sometimes the tools are distributed with libiberty but with no other
1975 # libraries. In that case, we don't want to build target-libiberty.
1976 # Don't let libgcc imply libiberty either.
1977 if test -n "${target_configdirs}" ; then
1980 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1981 if test "$i" = "libgcc"; then
1982 libgcc=target-libgcc
1983 elif test "$i" != "libiberty" ; then
1984 if test -r $srcdir/$i/configure ; then
1990 if test -z "${others}" ; then
1991 target_configdirs=$libgcc
1995 # Quietly strip out all directories which aren't configurable in this tree.
1996 # This relies on all configurable subdirectories being autoconfiscated, which
1998 build_configdirs_all="$build_configdirs"
2000 for i in ${build_configdirs_all} ; do
2001 j=`echo $i | sed -e s/build-//g`
2002 if test -f ${srcdir}/$j/configure ; then
2003 build_configdirs="${build_configdirs} $i"
2007 configdirs_all="$configdirs"
2009 for i in ${configdirs_all} ; do
2010 if test -f ${srcdir}/$i/configure ; then
2011 configdirs="${configdirs} $i"
2015 target_configdirs_all="$target_configdirs"
2017 for i in ${target_configdirs_all} ; do
2018 j=`echo $i | sed -e s/target-//g`
2019 if test -f ${srcdir}/$j/configure ; then
2020 target_configdirs="${target_configdirs} $i"
2024 # Produce a warning message for the subdirs we can't configure.
2025 # This isn't especially interesting in the Cygnus tree, but in the individual
2026 # FSF releases, it's important to let people know when their machine isn't
2027 # supported by the one or two programs in a package.
2029 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2030 # If $appdirs is non-empty, at least one of those directories must still
2031 # be configured, or we error out. (E.g., if the gas release supports a
2032 # specified target in some subdirs but not the gas subdir, we shouldn't
2033 # pretend that all is well.)
2034 if test -n "$appdirs" ; then
2035 for dir in $appdirs ; do
2036 if test -r $dir/Makefile.in ; then
2037 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2041 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2047 if test -n "$appdirs" ; then
2048 echo "*** This configuration is not supported by this package." 1>&2
2052 # Okay, some application will build, or we don't care to check. Still
2053 # notify of subdirs not getting built.
2054 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2055 echo " ${notsupp}" 1>&2
2056 echo " (Any other directories should still work fine.)" 1>&2
2064 # To find our prefix, in gcc_cv_tool_prefix.
2069 AC_ARG_WITH([build-sysroot],
2070 [ --with-build-sysroot=SYSROOT
2071 use sysroot as the system root during the build],
2072 [if test x"$withval" != x ; then
2073 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2075 [SYSROOT_CFLAGS_FOR_TARGET=])
2076 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2078 AC_ARG_WITH([debug-prefix-map],
2079 [ --with-debug-prefix-map='A=B C=D ...'
2080 map A to B, C to D ... in debug information],
2081 [if test x"$withval" != x; then
2082 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2083 for debug_map in $withval; do
2084 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2087 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2088 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2090 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2091 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2092 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2093 # We want to ensure that TARGET libraries (which we know are built with
2094 # gcc) are built with "-O2 -g", so include those options when setting
2095 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2096 if test "x$CFLAGS_FOR_TARGET" = x; then
2097 CFLAGS_FOR_TARGET=$CFLAGS
2100 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2103 *" -g "* | *" -g3 "*) ;;
2104 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2107 AC_SUBST(CFLAGS_FOR_TARGET)
2109 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2110 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2111 case " $CXXFLAGS " in
2113 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2115 case " $CXXFLAGS " in
2116 *" -g "* | *" -g3 "*) ;;
2117 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2120 AC_SUBST(CXXFLAGS_FOR_TARGET)
2122 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2123 # the named directory are copied to $(tooldir)/sys-include.
2124 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2125 if test x${is_cross_compiler} = xno ; then
2126 echo 1>&2 '***' --with-headers is only supported when cross compiling
2129 if test x"${with_headers}" != xyes ; then
2130 x=${gcc_cv_tool_prefix}
2131 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2135 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2136 # the name directories are copied to $(tooldir)/lib. Multiple directories
2138 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2139 if test x${is_cross_compiler} = xno ; then
2140 echo 1>&2 '***' --with-libs is only supported when cross compiling
2143 if test x"${with_libs}" != xyes ; then
2144 # Copy the libraries in reverse order, so that files in the first named
2145 # library override files in subsequent libraries.
2146 x=${gcc_cv_tool_prefix}
2147 for l in ${with_libs}; do
2148 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2153 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2155 # This is done by determining whether or not the appropriate directory
2156 # is available, and by checking whether or not specific configurations
2157 # have requested that this magic not happen.
2159 # The command line options always override the explicit settings in
2160 # configure.in, and the settings in configure.in override this magic.
2162 # If the default for a toolchain is to use GNU as and ld, and you don't
2163 # want to do that, then you should use the --without-gnu-as and
2164 # --without-gnu-ld options for the configure script. Similarly, if
2165 # the default is to use the included zlib and you don't want to do that,
2166 # you should use the --with-system-zlib option for the configure script.
2168 if test x${use_gnu_as} = x &&
2169 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2171 extra_host_args="$extra_host_args --with-gnu-as"
2174 if test x${use_gnu_ld} = x &&
2175 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2177 extra_host_args="$extra_host_args --with-gnu-ld"
2180 if test x${use_included_zlib} = x &&
2181 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2184 with_system_zlib=yes
2185 extra_host_args="$extra_host_args --with-system-zlib"
2188 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2189 # can detect this case.
2191 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2193 extra_host_args="$extra_host_args --with-newlib"
2196 # Handle ${copy_dirs}
2197 set fnord ${copy_dirs}
2199 while test $# != 0 ; do
2200 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2203 echo Copying $1 to $2
2205 # Use the install script to create the directory and all required
2206 # parent directories.
2207 if test -d $2 ; then
2211 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2214 # Copy the directory, assuming we have tar.
2215 # FIXME: Should we use B in the second tar? Not all systems support it.
2216 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2218 # It is the responsibility of the user to correctly adjust all
2219 # symlinks. If somebody can figure out how to handle them correctly
2220 # here, feel free to add the code.
2227 # Determine a target-dependent exec_prefix that the installed
2228 # gcc will search in. Keep this list sorted by triplet, with
2229 # the *-*-osname triplets last.
2233 md_exec_prefix=/gnu/lib/gcc-lib
2235 i[[34567]]86-pc-msdosdjgpp*)
2236 md_exec_prefix=/dev/env/DJDIR/bin
2238 i[[34567]]86-*-sco3.2v5*)
2239 if test $with_gnu_as = yes; then
2240 md_exec_prefix=/usr/gnu/bin
2242 md_exec_prefix=/usr/ccs/bin/elf
2247 powerpc-*-chorusos* | \
2248 powerpc*-*-eabi* | \
2249 powerpc*-*-sysv* | \
2250 powerpc*-*-kaos* | \
2252 md_exec_prefix=/usr/ccs/bin
2257 md_exec_prefix=/usr/ccs/bin
2272 md_exec_prefix=/usr/ccs/bin
2276 extra_arflags_for_target=
2277 extra_nmflags_for_target=
2278 extra_ranlibflags_for_target=
2279 target_makefile_frag=/dev/null
2282 target_makefile_frag="config/mt-mep"
2285 target_makefile_frag="config/mt-spu"
2288 target_makefile_frag="config/mt-sde"
2290 mipsisa*-*-elfoabi*)
2291 target_makefile_frag="config/mt-mips-elfoabi"
2293 mips*-*-*linux* | mips*-*-gnu*)
2294 target_makefile_frag="config/mt-mips-gnu"
2297 target_makefile_frag="config/mt-netware"
2299 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2300 target_makefile_frag="config/mt-gnu"
2302 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2303 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2304 # commands to handle both 32-bit and 64-bit objects. These flags are
2305 # harmless if we're using GNU nm or ar.
2306 extra_arflags_for_target=" -X32_64"
2307 extra_nmflags_for_target=" -B -X32_64"
2310 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2311 extra_ranlibflags_for_target=" -c"
2313 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2314 target_makefile_frag="config/mt-wince"
2318 alphaieee_frag=/dev/null
2321 # This just makes sure to use the -mieee option to build target libs.
2322 # This should probably be set individually by each library.
2323 alphaieee_frag="config/mt-alphaieee"
2327 # If --enable-target-optspace always use -Os instead of -O2 to build
2328 # the target libraries, similarly if it is not specified, use -Os
2329 # on selected platforms.
2330 ospace_frag=/dev/null
2331 case "${enable_target_optspace}:${target}" in
2333 ospace_frag="config/mt-ospace"
2336 ospace_frag="config/mt-d30v"
2338 :m32r-* | :d10v-* | :fr30-*)
2339 ospace_frag="config/mt-ospace"
2344 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2348 # Default to using --with-stabs for certain targets.
2349 if test x${with_stabs} = x ; then
2351 mips*-*-irix[[56]]*)
2353 mips*-*-* | alpha*-*-osf*)
2355 extra_host_args="${extra_host_args} --with-stabs"
2360 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2361 # them automatically.
2364 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2368 # Some systems (e.g., one of the i386-aix systems the gas testers are
2369 # using) don't handle "\$" correctly, so don't use it here.
2370 tooldir='${exec_prefix}'/${target_noncanonical}
2371 build_tooldir=${tooldir}
2373 # Create a .gdbinit file which runs the one in srcdir
2374 # and tells GDB to look there for source files.
2376 if test -r ${srcdir}/.gdbinit ; then
2379 *) cat > ./.gdbinit <<EOF
2383 source ${srcdir}/.gdbinit
2389 # Make sure that the compiler is able to generate an executable. If it
2390 # can't, we are probably in trouble. We don't care whether we can run the
2391 # executable--we might be using a cross compiler--we only care whether it
2392 # can be created. At this point the main configure script has set CC.
2394 echo "int main () { return 0; }" > conftest.c
2395 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2396 if test $? = 0 ; then
2397 if test -s conftest || test -s conftest.exe ; then
2403 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2404 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2411 # The Solaris /usr/ucb/cc compiler does not appear to work.
2413 sparc-sun-solaris2*)
2414 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2415 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2417 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2418 if test -d /opt/cygnus/bin ; then
2419 if test "$could_use" = "" ; then
2420 could_use="/opt/cygnus/bin"
2422 could_use="$could_use or /opt/cygnus/bin"
2425 if test "$could_use" = "" ; then
2426 echo "Warning: compilation may fail because you're using"
2427 echo "/usr/ucb/cc. You should change your PATH or CC "
2428 echo "variable and rerun configure."
2430 echo "Warning: compilation may fail because you're using"
2431 echo "/usr/ucb/cc, when you should use the C compiler from"
2432 echo "$could_use. You should change your"
2433 echo "PATH or CC variable and rerun configure."
2439 # Decide which environment variable is used to find dynamic libraries.
2441 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2442 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2443 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2444 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2447 # On systems where the dynamic library environment variable is PATH,
2448 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2449 # built executables to PATH.
2450 if test "$RPATH_ENVVAR" = PATH; then
2451 GCC_SHLIB_SUBDIR=/shlib
2456 # Record target_configdirs and the configure arguments for target and
2457 # build configuration in Makefile.
2458 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2459 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2461 # If we are building libgomp, bootstrap it.
2462 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2463 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2466 # Determine whether gdb needs tk/tcl or not.
2467 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2468 # and in that case we want gdb to be built without tk. Ugh!
2469 # In fact I believe gdb is the *only* package directly dependent on tk,
2470 # so we should be able to put the 'maybe's in unconditionally and
2471 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2472 # 100% sure that that's safe though.
2474 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2475 case "$enable_gdbtk" in
2479 GDB_TK="${gdb_tk}" ;;
2481 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2482 # distro. Eventually someone will fix this and move Insight, nee
2483 # gdbtk to a separate directory.
2484 if test -d ${srcdir}/gdb/gdbtk ; then
2491 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2492 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2494 # Strip out unwanted targets.
2496 # While at that, we remove Makefiles if we were started for recursive
2497 # configuration, so that the top-level Makefile reconfigures them,
2498 # like we used to do when configure itself was recursive.
2500 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2501 # but now we're fixing up the Makefile ourselves with the additional
2502 # commands passed to AC_CONFIG_FILES. Use separate variables
2503 # extrasub-{build,host,target} not because there is any reason to split
2504 # the substitutions up that way, but only to remain below the limit of
2505 # 99 commands in a script, for HP-UX sed.
2506 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2508 AC_ARG_ENABLE([bootstrap],
2509 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2510 enable_bootstrap=default)
2512 # Issue errors and warnings for invalid/strange bootstrap combinations.
2513 case "$configdirs" in
2514 *gcc*) have_compiler=yes ;;
2515 *) have_compiler=no ;;
2518 case "$have_compiler:$host:$target:$enable_bootstrap" in
2521 # Default behavior. Enable bootstrap if we have a compiler
2522 # and we are in a native configuration.
2523 yes:$build:$build:default)
2524 enable_bootstrap=yes ;;
2527 enable_bootstrap=no ;;
2529 # We have a compiler and we are in a native configuration, bootstrap is ok
2530 yes:$build:$build:yes)
2533 # Other configurations, but we have a compiler. Assume the user knows
2536 AC_MSG_WARN([trying to bootstrap a cross compiler])
2539 # No compiler: if they passed --enable-bootstrap explicitly, fail
2541 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2543 # Fail if wrong command line
2545 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2549 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2552 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2556 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2557 yes:yes:*\ gold\ *:*,c++,*) ;;
2558 yes:yes:*\ gold\ *:*)
2559 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2563 # Adjust the toplevel makefile according to whether bootstrap was selected.
2564 case $enable_bootstrap in
2566 bootstrap_suffix=bootstrap
2567 BUILD_CONFIG=bootstrap-debug
2570 bootstrap_suffix=no-bootstrap
2575 AC_MSG_CHECKING(for default BUILD_CONFIG)
2577 AC_ARG_WITH([build-config],
2578 [--with-build-config='NAME NAME2...'
2579 Use config/NAME.mk build configuration],
2580 [case $with_build_config in
2581 yes) with_build_config= ;;
2582 no) with_build_config= BUILD_CONFIG= ;;
2585 if test "x${with_build_config}" != x; then
2586 BUILD_CONFIG=$with_build_config
2588 case $BUILD_CONFIG in
2590 if echo "int f (void) { return 0; }" > conftest.c &&
2591 ${CC} -c conftest.c &&
2592 mv conftest.o conftest.o.g0 &&
2593 ${CC} -c -g conftest.c &&
2594 mv conftest.o conftest.o.g &&
2595 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2600 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2604 AC_MSG_RESULT($BUILD_CONFIG)
2605 AC_SUBST(BUILD_CONFIG)
2608 for module in ${build_configdirs} ; do
2609 if test -z "${no_recursion}" \
2610 && test -f ${build_subdir}/${module}/Makefile; then
2611 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2612 rm -f ${build_subdir}/${module}/Makefile
2614 extrasub_build="$extrasub_build
2615 /^@if build-$module\$/d
2616 /^@endif build-$module\$/d
2617 /^@if build-$module-$bootstrap_suffix\$/d
2618 /^@endif build-$module-$bootstrap_suffix\$/d"
2621 for module in ${configdirs} ; do
2622 if test -z "${no_recursion}"; then
2623 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2624 if test -f ${file}; then
2625 echo 1>&2 "*** removing ${file} to force reconfigure"
2630 extrasub_host="$extrasub_host
2632 /^@endif $module\$/d
2633 /^@if $module-$bootstrap_suffix\$/d
2634 /^@endif $module-$bootstrap_suffix\$/d"
2637 for module in ${target_configdirs} ; do
2638 if test -z "${no_recursion}" \
2639 && test -f ${target_subdir}/${module}/Makefile; then
2640 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2641 rm -f ${target_subdir}/${module}/Makefile
2644 # We only bootstrap target libraries listed in bootstrap_target_libs.
2645 case $bootstrap_target_libs in
2646 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2647 *) target_bootstrap_suffix=no-bootstrap ;;
2650 extrasub_target="$extrasub_target
2651 /^@if target-$module\$/d
2652 /^@endif target-$module\$/d
2653 /^@if target-$module-$target_bootstrap_suffix\$/d
2654 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2657 # Do the final fixup along with target modules.
2658 extrasub_target="$extrasub_target
2659 /^@if /,/^@endif /d"
2661 # Create the serialization dependencies. This uses a temporary file.
2663 AC_ARG_ENABLE([serial-configure],
2664 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2665 force sequential configuration of
2666 sub-packages for the host, target or build
2667 machine, or all sub-packages])
2669 case ${enable_serial_configure} in
2671 enable_serial_build_configure=yes
2672 enable_serial_host_configure=yes
2673 enable_serial_target_configure=yes
2677 # These force 'configure's to be done one at a time, to avoid problems
2678 # with contention over a shared config.cache.
2680 echo '# serdep.tmp' > serdep.tmp
2682 test "x${enable_serial_build_configure}" = xyes &&
2683 for item in ${build_configdirs} ; do
2686 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2691 test "x${enable_serial_host_configure}" = xyes &&
2692 for item in ${configdirs} ; do
2695 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2700 test "x${enable_serial_target_configure}" = xyes &&
2701 for item in ${target_configdirs} ; do
2704 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2708 serialization_dependencies=serdep.tmp
2709 AC_SUBST_FILE(serialization_dependencies)
2711 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2712 # target, nonopt, and variable assignments. These are the ones we
2713 # might not want to pass down to subconfigures. The exception being
2714 # --cache-file=/dev/null, which is used to turn off the use of cache
2715 # files altogether, and which should be passed on to subconfigures.
2716 # Also strip program-prefix, program-suffix, and program-transform-name,
2717 # so that we can pass down a consistent program-transform-name.
2721 eval "set -- $ac_configure_args"
2724 if test X"$skip_next" = X"yes"; then
2728 if test X"$keep_next" = X"yes"; then
2731 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2733 baseargs="$baseargs '$ac_arg'"
2738 # Handle separated arguments. Based on the logic generated by
2741 *=* | --config-cache | -C | -disable-* | --disable-* \
2742 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2743 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2744 | -with-* | --with-* | -without-* | --without-* | --x)
2756 --cache-file=/dev/null | \
2757 -cache-file=/dev/null )
2758 # Handled here to avoid the test to skip args below.
2759 baseargs="$baseargs '$ac_arg'"
2760 # Assert: $separate_arg should always be no.
2761 keep_next=$separate_arg
2777 -program-prefix* | \
2778 -program-suffix* | \
2779 -program-transform-name* )
2780 skip_next=$separate_arg
2784 # An option. Add it.
2787 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2789 baseargs="$baseargs '$ac_arg'"
2790 keep_next=$separate_arg
2793 # Either a variable assignment, or a nonopt (triplet). Don't
2794 # pass it down; let the Makefile handle this.
2799 # Remove the initial space we just introduced and, as these will be
2800 # expanded by make, quote '$'.
2801 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2803 # Add in --program-transform-name, after --program-prefix and
2804 # --program-suffix have been applied to it. Autoconf has already
2805 # doubled dollar signs and backslashes in program_transform_name; we want
2806 # the backslashes un-doubled, and then the entire thing wrapped in single
2807 # quotes, because this will be expanded first by make and then by the shell.
2808 # Also, because we want to override the logic in subdir configure scripts to
2809 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2810 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2811 ${program_transform_name}
2813 gcc_transform_name=`cat conftestsed.out`
2814 rm -f conftestsed.out
2815 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2816 if test "$silent" = yes; then
2817 baseargs="$baseargs --silent"
2819 baseargs="$baseargs --disable-option-checking"
2821 # Record and document user additions to sub configure arguments.
2822 AC_ARG_VAR([build_configargs],
2823 [additional configure arguments for build directories])
2824 AC_ARG_VAR([host_configargs],
2825 [additional configure arguments for host directories])
2826 AC_ARG_VAR([target_configargs],
2827 [additional configure arguments for target directories])
2829 # For the build-side libraries, we just need to pretend we're native,
2830 # and not use the same cache file. Multilibs are neither needed nor
2832 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2834 # For host modules, accept cache file option, or specification as blank.
2835 case "${cache_file}" in
2837 cache_file_option="" ;;
2838 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2839 cache_file_option="--cache-file=${cache_file}" ;;
2841 cache_file_option="--cache-file=../${cache_file}" ;;
2844 # Host dirs don't like to share a cache file either, horribly enough.
2845 # This seems to be due to autoconf 2.5x stupidity.
2846 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
2848 target_configargs="$target_configargs ${baseargs}"
2850 # Passing a --with-cross-host argument lets the target libraries know
2851 # whether they are being built with a cross-compiler or being built
2852 # native. However, it would be better to use other mechanisms to make the
2853 # sorts of decisions they want to make on this basis. Please consider
2854 # this option to be deprecated. FIXME.
2855 if test x${is_cross_compiler} = xyes ; then
2856 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2859 # Default to --enable-multilib.
2860 if test x${enable_multilib} = x ; then
2861 target_configargs="--enable-multilib ${target_configargs}"
2864 # Pass --with-newlib if appropriate. Note that target_configdirs has
2865 # changed from the earlier setting of with_newlib.
2866 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2867 target_configargs="--with-newlib ${target_configargs}"
2870 # Different target subdirs use different values of certain variables
2871 # (notably CXX). Worse, multilibs use *lots* of different values.
2872 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2873 # it doesn't automatically accept command-line overrides of them.
2874 # This means it's not safe for target subdirs to share a cache file,
2875 # which is disgusting, but there you have it. Hopefully this can be
2876 # fixed in future. It's still worthwhile to use a cache file for each
2877 # directory. I think.
2879 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2880 # We need to pass --target, as newer autoconf's requires consistency
2881 # for target_alias and gcc doesn't manage it consistently.
2882 target_configargs="--cache-file=./config.cache ${target_configargs}"
2885 case " $target_configdirs " in
2887 case " $target_configargs " in
2888 *" --with-newlib "*)
2891 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 $$s/winsup/w32api/include'
2895 # If we're not building GCC, don't discard standard headers.
2896 if test -d ${srcdir}/gcc; then
2897 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2899 if test "${build}" != "${host}"; then
2900 # On Canadian crosses, CC_FOR_TARGET will have already been set
2901 # by `configure', so we won't have an opportunity to add -Bgcc/
2902 # to it. This is right: we don't want to search that directory
2903 # for binaries, but we want the header files in there, so add
2905 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2907 # Someone might think of using the pre-installed headers on
2908 # Canadian crosses, in case the installed compiler is not fully
2909 # compatible with the compiler being built. In this case, it
2910 # would be better to flag an error than risking having
2911 # incompatible object files being constructed. We can't
2912 # guarantee that an error will be flagged, but let's hope the
2913 # compiler will do it, when presented with incompatible header
2918 case "${target}-${is_cross_compiler}" in
2919 i[[3456789]]86-*-linux*-no)
2920 # Here host == target, so we don't need to build gcc,
2921 # so we don't want to discard standard headers.
2922 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2925 # If we're building newlib, use its generic headers last, but search
2926 # for any libc-related directories first (so make it the last -B
2928 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2930 # If we're building libgloss, find the startup file, simulator library
2931 # and linker script.
2932 case " $target_configdirs " in
2934 # Look for startup file, simulator library and maybe linker script.
2935 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2936 # Look for libnosys.a in case the target needs it.
2937 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2938 # Most targets have the linker script in the source directory.
2939 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2950 x86_64-*mingw* | *-w64-mingw*)
2951 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
2952 # however, use a symlink named 'mingw' in ${prefix} .
2953 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
2956 # MinGW can't be handled as Cygwin above since it does not use newlib.
2957 FLAGS_FOR_TARGET=$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'
2961 # Allow the user to override the flags for
2962 # our build compiler if desired.
2963 if test x"${build}" = x"${host}" ; then
2964 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2965 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
2966 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
2969 # On Canadian crosses, we'll be searching the right directories for
2970 # the previously-installed cross compiler, so don't bother to add
2971 # flags for directories within the install tree of the compiler
2972 # being built; programs in there won't even run.
2973 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2974 # Search for pre-installed headers if nothing else fits.
2975 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2978 if test "x${use_gnu_ld}" = x &&
2979 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2980 # Arrange for us to find uninstalled linker scripts.
2981 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2984 # Search for other target-specific linker scripts and such.
2987 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2991 # Makefile fragments.
2992 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2994 eval fragval=\$$frag
2995 if test $fragval != /dev/null; then
2996 eval $frag=${srcdir}/$fragval
2999 AC_SUBST_FILE(host_makefile_frag)
3000 AC_SUBST_FILE(target_makefile_frag)
3001 AC_SUBST_FILE(alphaieee_frag)
3002 AC_SUBST_FILE(ospace_frag)
3004 # Miscellanea: directories, flags, etc.
3005 AC_SUBST(RPATH_ENVVAR)
3006 AC_SUBST(GCC_SHLIB_SUBDIR)
3008 AC_SUBST(build_tooldir)
3009 AC_SUBST(CONFIGURE_GDB_TK)
3011 AC_SUBST(INSTALL_GDB_TK)
3013 # Build module lists & subconfigure args.
3014 AC_SUBST(build_configargs)
3015 AC_SUBST(build_configdirs)
3017 # Host module lists & subconfigure args.
3018 AC_SUBST(host_configargs)
3019 AC_SUBST(configdirs)
3020 AC_SUBST(target_configdirs)
3022 # Target module lists & subconfigure args.
3023 AC_SUBST(target_configargs)
3027 AC_SUBST(AR_FOR_BUILD)
3028 AC_SUBST(AS_FOR_BUILD)
3029 AC_SUBST(CC_FOR_BUILD)
3030 AC_SUBST(CFLAGS_FOR_BUILD)
3031 AC_SUBST(CXXFLAGS_FOR_BUILD)
3032 AC_SUBST(CXX_FOR_BUILD)
3033 AC_SUBST(DLLTOOL_FOR_BUILD)
3034 AC_SUBST(GCJ_FOR_BUILD)
3035 AC_SUBST(GFORTRAN_FOR_BUILD)
3036 AC_SUBST(LDFLAGS_FOR_BUILD)
3037 AC_SUBST(LD_FOR_BUILD)
3038 AC_SUBST(NM_FOR_BUILD)
3039 AC_SUBST(RANLIB_FOR_BUILD)
3040 AC_SUBST(WINDMC_FOR_BUILD)
3041 AC_SUBST(WINDRES_FOR_BUILD)
3042 AC_SUBST(config_shell)
3044 # Generate default definitions for YACC, M4, LEX and other programs that run
3045 # on the build machine. These are used if the Makefile can't locate these
3046 # programs in objdir.
3047 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3049 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3050 case " $build_configdirs " in
3051 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3052 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3055 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3056 case " $build_configdirs " in
3057 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3060 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3061 case " $build_configdirs " in
3062 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3065 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3066 case " $build_configdirs " in
3067 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3068 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3071 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3072 case " $build_configdirs " in
3073 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3076 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3077 case " $build_configdirs " in
3078 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3081 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3082 # higher, else we use the "missing" dummy.
3083 if ${MAKEINFO} --version \
3084 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3087 MAKEINFO="$MISSING makeinfo"
3093 # FIXME: expect and dejagnu may become build tools?
3095 AC_CHECK_PROGS(EXPECT, expect, expect)
3096 case " $configdirs " in
3098 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3102 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3103 case " $configdirs " in
3105 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3111 NCN_STRICT_CHECK_TOOLS(AR, ar)
3112 NCN_STRICT_CHECK_TOOLS(AS, as)
3113 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3114 NCN_STRICT_CHECK_TOOLS(LD, ld)
3115 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3116 NCN_STRICT_CHECK_TOOLS(NM, nm)
3117 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3118 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3119 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3120 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3121 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3122 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3129 AC_ARG_WITH([build-time-tools],
3130 [ --with-build-time-tools=PATH
3131 use given path to find target tools during the build],
3132 [case x"$withval" in
3135 with_build_time_tools=
3136 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3139 [with_build_time_tools=])
3141 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3142 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3143 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3144 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3145 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3147 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3148 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3149 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3150 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3151 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3152 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3153 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3154 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3155 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3156 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3157 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3159 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3161 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3162 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3163 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3164 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3165 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3167 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3168 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3170 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3171 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3172 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3173 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3174 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3175 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3176 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3177 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3178 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3179 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3180 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3181 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3182 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3183 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3185 AC_SUBST(FLAGS_FOR_TARGET)
3186 AC_SUBST(RAW_CXX_FOR_TARGET)
3188 # Certain tools may need extra flags.
3189 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3190 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3191 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3193 # When building target libraries, except in a Canadian cross, we use
3194 # the same toolchain as the compiler we just built.
3195 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3196 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3197 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3198 if test $host = $build; then
3199 case " $configdirs " in
3201 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3202 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3203 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3208 AC_SUBST(COMPILER_AS_FOR_TARGET)
3209 AC_SUBST(COMPILER_LD_FOR_TARGET)
3210 AC_SUBST(COMPILER_NM_FOR_TARGET)
3212 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3213 AC_ARG_ENABLE(maintainer-mode,
3214 [ --enable-maintainer-mode enable make rules and dependencies not useful
3215 (and sometimes confusing) to the casual installer],
3216 USE_MAINTAINER_MODE=$enableval,
3217 USE_MAINTAINER_MODE=no)
3218 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3219 AC_SUBST(MAINTAINER_MODE_TRUE)
3220 AC_SUBST(MAINTAINER_MODE_FALSE)
3221 if test "$USE_MAINTAINER_MODE" = yes; then
3222 MAINTAINER_MODE_TRUE=
3223 MAINTAINER_MODE_FALSE='#'
3225 MAINTAINER_MODE_TRUE='#'
3226 MAINTAINER_MODE_FALSE=
3228 MAINT=$MAINTAINER_MODE_TRUE
3231 # ---------------------
3232 # GCC bootstrap support
3233 # ---------------------
3235 # Stage specific cflags for build.
3240 yes) stage1_cflags="-g -Wa,-J" ;;
3241 *) stage1_cflags="-g -J" ;;
3245 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3246 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3247 saved_CFLAGS="$CFLAGS"
3249 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3250 CFLAGS="$CFLAGS -fkeep-inline-functions"
3251 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3253 #if (__GNUC__ < 3) \
3254 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3255 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3256 #error http://gcc.gnu.org/PR29382
3259 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3260 [AC_MSG_RESULT([no])])
3262 CFLAGS="$saved_CFLAGS"
3265 AC_SUBST(stage1_cflags)
3267 # Enable --enable-checking in stage1 of the compiler.
3268 AC_ARG_ENABLE(stage1-checking,
3269 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3271 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3272 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3273 stage1_checking=--enable-checking=yes,types
3275 stage1_checking=--enable-checking=$enable_checking,types
3277 AC_SUBST(stage1_checking)
3279 # Enable -Werror in bootstrap stage2 and later.
3280 AC_ARG_ENABLE(werror,
3281 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3282 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3287 case ${enable_werror} in
3288 yes) stage2_werror_flag="--enable-werror-always" ;;
3289 *) stage2_werror_flag="" ;;
3291 AC_SUBST(stage2_werror_flag)
3293 # Specify what files to not compare during bootstrap.
3295 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3297 hppa*64*-*-hpux*) ;;
3298 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3300 case " $configdirs " in
3301 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3303 AC_SUBST(compare_exclusions)
3305 AC_CONFIG_FILES([Makefile],
3306 [sed "$extrasub_build" Makefile |
3307 sed "$extrasub_host" |
3308 sed "$extrasub_target" > mf$$
3309 mv -f mf$$ Makefile],
3310 [extrasub_build="$extrasub_build"
3311 extrasub_host="$extrasub_host"
3312 extrasub_target="$extrasub_target"])