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 \
206 # these tools are built using the target libraries, and are intended to
207 # run only in the target environment
209 # note: any program that *uses* libraries that are in the "target_libraries"
210 # list belongs in this list. those programs are also very likely
211 # candidates for the "native_only" list which follows
213 target_tools="target-examples target-groff target-gperf target-rda"
215 ################################################################################
217 ## All tools belong in one of the four categories, and are assigned above
218 ## We assign ${configdirs} this way to remove all embedded newlines. This
219 ## is important because configure will choke if they ever get through.
220 ## ${configdirs} is directories we build using the host tools.
221 ## ${target_configdirs} is directories we build using the target tools.
222 configdirs=`echo ${host_libs} ${host_tools}`
223 target_configdirs=`echo ${target_libraries} ${target_tools}`
224 build_configdirs=`echo ${build_libs} ${build_tools}`
226 m4_divert_text([PARSE_ARGS],
229 m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
230 AC_MSG_ERROR([path to source, $srcdir, contains spaces])
231 m4_popdef([AS_MESSAGE_LOG_FD])dnl
234 ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
237 ################################################################################
239 srcname="gnu development package"
241 # This gets set non-empty for some net releases of packages.
244 # Define is_cross_compiler to save on calls to 'test'.
246 if test x"${host}" = x"${target}" ; then
249 is_cross_compiler=yes
252 # Find the build and target subdir names.
254 # Be sure to cover against remnants of an in-tree build.
255 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
256 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
257 Use a pristine source tree when building in a separate tree])
260 # Skipdirs are removed silently.
262 # Noconfigdirs are removed loudly.
266 # Make sure we don't let GNU ld be added if we didn't want it.
267 if test x$with_gnu_ld = xno ; then
269 noconfigdirs="$noconfigdirs ld gold"
273 # Make sure we don't let GNU as be added if we didn't want it.
274 if test x$with_gnu_as = xno ; then
276 noconfigdirs="$noconfigdirs gas"
280 # Make sure we don't let ZLIB be added if we didn't want it.
281 if test x$with_system_zlib = xyes ; then
283 noconfigdirs="$noconfigdirs zlib"
286 # some tools are so dependent upon X11 that if we're not building with X,
287 # it's not even worth trying to configure, much less build, that tool.
290 yes | "") ;; # the default value for this tree is that X11 is available
292 skipdirs="${skipdirs} tk itcl libgui"
293 # We won't be able to build gdbtk without X.
296 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
299 # Some tools are only suitable for building in a "native" situation.
300 # Remove these if host!=target.
301 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"
303 # Similarly, some are only suitable for cross toolchains.
304 # Remove these if host=target.
305 cross_only="target-libgloss target-newlib target-opcodes"
307 case $is_cross_compiler in
308 no) skipdirs="${skipdirs} ${cross_only}" ;;
309 yes) skipdirs="${skipdirs} ${native_only}" ;;
312 # If both --with-headers and --with-libs are specified, default to
314 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
315 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
316 if test x"${with_newlib}" = x ; then
321 # Recognize --with-newlib/--without-newlib.
322 case ${with_newlib} in
323 no) skipdirs="${skipdirs} target-newlib" ;;
324 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
327 # Handle --enable-gold.
328 # --enable-gold Build only gold
329 # --disable-gold [default] Build only ld
330 # --enable-gold=both Build both gold and ld, ld is default
331 # --enable-gold=both/ld Same
332 # --enable-gold=both/gold Build both gold and ld, gold is default, ld is renamed ld.bfd
335 [[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]],
336 ENABLE_GOLD=$enableval,
338 case "${ENABLE_GOLD}" in
339 yes|both|both/gold|both/ld)
340 # Check for ELF target.
343 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
344 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
345 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
347 *-*-linux*aout* | *-*-linux*oldld*)
355 if test "$is_elf" = "yes"; then
356 # Check for target supported by gold.
358 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
359 case "${ENABLE_GOLD}" in
361 configdirs="$configdirs gold"
364 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / gold /'`
375 AC_MSG_ERROR([invalid --enable-gold argument])
379 # Configure extra directories which are host specific
383 configdirs="$configdirs libtermcap" ;;
386 # A target can indicate whether a language isn't supported for some reason.
387 # Only spaces may be used in this macro; not newlines or tabs.
388 unsupported_languages=
390 # Remove more programs from consideration, based on the host or
391 # target this usually means that a port of the program doesn't
396 noconfigdirs="$noconfigdirs byacc"
398 i[[3456789]]86-*-vsta)
399 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
401 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
402 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
405 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
407 i[[3456789]]86-*-mingw32*)
408 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
409 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
411 i[[3456789]]86-*-beos*)
412 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
415 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
418 noconfigdirs="$noconfigdirs rcs"
421 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
424 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
429 AC_ARG_ENABLE(libada,
430 [ --enable-libada build libada directory],
431 ENABLE_LIBADA=$enableval,
433 if test "${ENABLE_LIBADA}" != "yes" ; then
434 noconfigdirs="$noconfigdirs gnattools"
437 AC_ARG_ENABLE(libssp,
438 [ --enable-libssp build libssp directory],
439 ENABLE_LIBSSP=$enableval,
442 # Save it here so that, even in case of --enable-libgcj, if the Java
443 # front-end isn't enabled, we still get libgcj disabled.
445 case $enable_libgcj in
447 # If we reset it here, it won't get added to noconfigdirs in the
448 # target-specific build rules, so it will be forcibly enabled
449 # (unless the Java language itself isn't enabled).
453 # Make sure we get it printed in the list of not supported target libs.
454 noconfigdirs="$noconfigdirs ${libgcj}"
459 # Disable libmudflap on some systems.
460 if test x$enable_libmudflap = x ; then
462 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
463 # Enable libmudflap by default in GNU and friends.
466 # Enable libmudflap by default in FreeBSD.
469 # Disable it by default everywhere else.
470 noconfigdirs="$noconfigdirs target-libmudflap"
475 # Disable libgomp on non POSIX hosted systems.
476 if test x$enable_libgomp = x ; then
477 # Enable libgomp by default on hosted POSIX systems.
479 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
481 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
483 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
485 *-*-darwin* | *-*-aix*)
488 noconfigdirs="$noconfigdirs target-libgomp"
493 # Default libgloss CPU subdirectory.
494 libgloss_dir="$target_cpu"
498 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
501 noconfigdirs="$noconfigdirs ld gas gdb gprof"
502 noconfigdirs="$noconfigdirs sim target-rda"
504 i[[3456789]]86-*-darwin*)
505 noconfigdirs="$noconfigdirs ld gprof"
506 noconfigdirs="$noconfigdirs sim target-rda"
508 x86_64-*-darwin[[912]]*)
509 noconfigdirs="$noconfigdirs ld gas gprof"
510 noconfigdirs="$noconfigdirs sim target-rda"
513 noconfigdirs="$noconfigdirs ld gas gdb gprof"
514 noconfigdirs="$noconfigdirs sim target-rda"
515 noconfigdirs="$noconfigdirs ${libgcj}"
517 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
518 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
521 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
522 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
523 && test -f /usr/local/include/gmp.h; then
527 # Skip some stuff that's unsupported on some FreeBSD configurations.
533 noconfigdirs="$noconfigdirs ${libgcj}"
538 # Remove unsupported stuff on all kaOS configurations.
539 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
540 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
541 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
542 noconfigdirs="$noconfigdirs target-libgloss"
545 # Skip some stuff on all NetBSD configurations.
546 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
548 # Skip some stuff that's unsupported on some NetBSD configurations.
550 i*86-*-netbsdelf*) ;;
551 arm*-*-netbsdelf*) ;;
553 noconfigdirs="$noconfigdirs ${libgcj}"
558 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
561 skipdirs="${skipdirs} target-libiberty"
562 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
564 # The tpf target doesn't support gdb yet.
566 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
569 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
572 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
575 # ld works, but does not support shared libraries.
576 # newlib is not 64 bit ready. I'm not sure about fileutils.
577 # gas doesn't generate exception information.
578 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
581 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
584 # newlib is not 64 bit ready
585 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
588 # newlib is not 64 bit ready
589 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
592 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
595 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
597 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
598 noconfigdirs="$noconfigdirs ${libgcj}"
599 noconfigdirs="$noconfigdirs target-examples"
600 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
601 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
602 noconfigdirs="$noconfigdirs expect dejagnu"
603 # the C++ libraries don't build on top of CE's C libraries
604 noconfigdirs="$noconfigdirs target-libstdc++-v3"
605 noconfigdirs="$noconfigdirs target-newlib"
607 *-*-cygwin*) ;; # keep gdb and readline
608 *) noconfigdirs="$noconfigdirs gdb readline"
614 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
618 arm-*-coff | strongarm-*-coff | xscale-*-coff)
619 noconfigdirs="$noconfigdirs ${libgcj}"
622 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
623 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
626 arm*-*-linux-gnueabi)
627 noconfigdirs="$noconfigdirs target-qthreads"
628 case ${with_newlib} in
629 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
634 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
638 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
641 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
644 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
647 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
650 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
653 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
656 unsupported_languages="$unsupported_languages java"
657 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
658 if test x${is_cross_compiler} != xno ; then
659 target_configdirs="${target_configdirs} target-bsp target-cygmon"
663 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
665 c54x*-*-* | tic54x-*-*)
666 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
669 noconfigdirs="$noconfigdirs ${libgcj} gdb"
671 cris-*-* | crisv32-*-*)
672 unsupported_languages="$unsupported_languages java"
675 unsupported_languages="$unsupported_languages fortran"
676 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
678 noconfigdirs="$noconfigdirs target-boehm-gc";;
680 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
682 unsupported_languages="$unsupported_languages fortran"
683 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
688 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
691 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
694 noconfigdirs="$noconfigdirs ${libgcj} gdb"
696 ep9312-*-elf | ep9312-*-coff)
700 noconfigdirs="$noconfigdirs ${libgcj} gdb"
703 noconfigdirs="$noconfigdirs ${libgcj}"
706 noconfigdirs="$noconfigdirs ${libgcj}"
707 noconfigdirs="$noconfigdirs gprof"
710 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
713 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
715 hppa1.1-*-osf* | hppa1.1-*-bsd* )
717 hppa*64*-*-linux* | parisc*64*-*-linux*)
718 # In this case, it's because the hppa64-linux target is for
719 # the kernel only at this point and has no libc, and thus no
720 # headers, crt*.o, etc., all of which are needed by these.
721 noconfigdirs="$noconfigdirs target-zlib"
723 parisc*-*-linux* | hppa*-*-linux*)
729 noconfigdirs="$noconfigdirs ${libgcj}"
732 noconfigdirs="$noconfigdirs ld shellutils"
738 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
739 # build on HP-UX 10.20.
740 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
743 noconfigdirs="$noconfigdirs ${libgcj} gdb"
746 # No gdb support yet.
747 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
750 # No gdb or ld support yet.
751 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
754 # No gdb or ld support yet.
755 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
759 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
760 noconfigdirs="$noconfigdirs ${libgcj}"
763 i[[3456789]]86-*-linux*)
764 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
765 # not build java stuff by default.
768 noconfigdirs="$noconfigdirs ${libgcj}";;
771 # This section makes it possible to build newlib natively on linux.
772 # If we are using a cross compiler then don't configure newlib.
773 if test x${is_cross_compiler} != xno ; then
774 noconfigdirs="$noconfigdirs target-newlib"
776 noconfigdirs="$noconfigdirs target-libgloss"
777 # If we are not using a cross compiler, do configure newlib.
778 # Note however, that newlib will only be configured in this situation
779 # if the --with-newlib option has been given, because otherwise
780 # 'target-newlib' will appear in skipdirs.
782 i[[3456789]]86-w64-mingw*)
783 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
785 i[[3456789]]86-*-mingw*)
786 target_configdirs="$target_configdirs target-winsup"
787 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
790 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
793 target_configdirs="$target_configdirs target-libtermcap target-winsup"
794 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
795 # always build newlib if winsup directory is present.
796 if test -d "$srcdir/winsup/cygwin"; then
797 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
798 elif test -d "$srcdir/newlib"; then
799 echo "Warning: winsup/cygwin is missing so newlib can't be built."
802 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
803 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
806 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
808 i[[3456789]]86-*-sco3.2v5*)
809 # The linker does not yet know about weak symbols in COFF,
810 # and is not configured to handle mixed ELF and COFF.
811 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
813 i[[3456789]]86-*-sco*)
814 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
816 i[[3456789]]86-*-solaris2*)
817 noconfigdirs="$noconfigdirs target-libgloss"
819 i[[3456789]]86-*-sysv4*)
820 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
822 i[[3456789]]86-*-beos*)
823 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
825 i[[3456789]]86-*-rdos*)
826 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
829 noconfigdirs="$noconfigdirs ${libgcj}"
831 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
832 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
836 noconfigdirs="$noconfigdirs ${libgcj}"
839 noconfigdirs="$noconfigdirs ${libgcj}"
845 # The EPOC C++ environment does not support exceptions or rtti,
846 # and so building libstdc++-v3 tends not to always work.
847 noconfigdirs="$noconfigdirs target-libstdc++-v3"
850 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
851 unsupported_languages="$unsupported_languages fortran java"
854 noconfigdirs="$noconfigdirs ${libgcj}"
857 noconfigdirs="$noconfigdirs ${libgcj}"
860 noconfigdirs="$noconfigdirs sim"
863 # copied from rs6000-*-* entry
864 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
866 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
867 target_configdirs="$target_configdirs target-winsup"
868 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
869 # always build newlib.
870 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
872 # This is temporary until we can link against shared libraries
873 powerpcle-*-solaris*)
874 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
878 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
881 noconfigdirs="$noconfigdirs ${libgcj}"
884 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
888 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
891 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
894 noconfigdirs="$noconfigdirs gprof ${libgcj}"
897 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
900 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
903 skipdirs="$skipdirs target-libiberty"
904 noconfigdirs="$noconfigdirs ${libgcj}"
905 if test x$with_newlib = xyes; then
906 noconfigdirs="$noconfigdirs gprof"
911 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
914 # Linking libjava exceeds command-line length limits on at least
915 # IRIX 6.2, but not on IRIX 6.5.
916 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
917 # <oldham@codesourcery.com>
918 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
921 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
924 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
927 noconfigdirs="$noconfigdirs gprof ${libgcj}"
931 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
935 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
936 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
937 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
938 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
942 noconfigdirs="$noconfigdirs ${libgcj}" ;;
944 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
947 sparclet-*-aout* | sparc86x-*-*)
951 noconfigdirs="$noconfigdirs ${libgcj}"
954 noconfigdirs="$noconfigdirs ${libgcj}"
958 noconfigdirs="$noconfigdirs ${libgcj}"
962 noconfigdirs="$noconfigdirs ${libgcj}"
963 if test x${is_cross_compiler} != xno ; then
964 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
969 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
970 noconfigdirs="$noconfigdirs ${libgcj}"
972 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
975 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
978 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
981 noconfigdirs="$noconfigdirs ${libgcj}"
984 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
987 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
990 noconfigdirs="$noconfigdirs ${libgcj}"
993 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
995 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
996 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
999 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1002 noconfigdirs="$noconfigdirs ${libgcj}"
1006 # If we aren't building newlib, then don't build libgloss, since libgloss
1007 # depends upon some newlib header files.
1008 case "${noconfigdirs}" in
1009 *target-libgloss*) ;;
1010 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1013 # Work in distributions that contain no compiler tools, like Autoconf.
1015 host_makefile_frag=/dev/null
1016 if test -d ${srcdir}/config ; then
1019 # Avoid "too much defining" errors from HPUX compiler.
1020 tentative_cc="cc -Wp,-H256000"
1021 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1022 # If it's HP/UX ar, this should be harmless.
1026 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1029 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1030 # chokes on bfd, the compiler won't let you assign integers to enums, and
1031 # other problems. Defining CC to gcc is a questionable way to say "don't use
1032 # the apollo compiler" (the preferred version of GCC could be called cc,
1033 # or whatever), but I'm not sure leaving CC as cc is any better...
1034 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1035 # Used to have BISON=yacc.
1039 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1042 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1043 tentative_cc="cc -Xa"
1044 host_makefile_frag="config/mh-cxux"
1046 m88k-motorola-sysv*)
1049 tentative_cc="cc -Wf,-XNg1000"
1050 host_makefile_frag="config/mh-decstation"
1053 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1054 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1055 host_makefile_frag="config/mh-necv4"
1058 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1059 # environment. Also bump switch table size so that cp-parse will
1060 # compile. Bump string length limit so linker builds.
1061 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1064 host_makefile_frag="config/mh-sysv4"
1067 # This is for a MIPS running RISC/os 4.52C.
1069 # This is needed for GDB, but needs to be in the top-level make because
1070 # if a library is compiled with the bsd headers and gets linked with the
1071 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1072 # a different size).
1073 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1074 # known except to select the sysv environment. Could we use /proc instead?
1075 # These "sysv environments" and "bsd environments" often end up being a pain.
1077 # This is not part of CFLAGS because perhaps not all C compilers have this
1079 tentative_cc="cc -systype sysv"
1084 i[[3456789]]86-*-sysv5*)
1085 host_makefile_frag="config/mh-sysv5"
1087 i[[3456789]]86-*-dgux*)
1088 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1089 host_makefile_frag="config/mh-dgux386"
1091 i[[3456789]]86-ncr-sysv4.3*)
1092 # The MetaWare compiler will generate a copyright message unless you
1093 # turn it off by adding the -Hnocopyr flag.
1094 tentative_cc="cc -Hnocopyr"
1096 i[[3456789]]86-ncr-sysv4*)
1097 # for an NCR 3000 (i486/SVR4) system.
1098 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1099 # This compiler not only emits obnoxious copyright messages every time
1100 # you run it, but it chokes and dies on a whole bunch of GNU source
1101 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1102 tentative_cc="/usr/ccs/ATT/cc"
1103 host_makefile_frag="config/mh-ncr3000"
1105 i[[3456789]]86-*-sco3.2v5*)
1107 i[[3456789]]86-*-sco*)
1108 # The native C compiler botches some simple uses of const. Unfortunately,
1109 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1110 tentative_cc="cc -Dconst="
1111 host_makefile_frag="config/mh-sco"
1113 i[[3456789]]86-*-udk*)
1114 host_makefile_frag="config/mh-sysv5"
1116 i[[3456789]]86-*-solaris2*)
1117 host_makefile_frag="config/mh-sysv4"
1119 i[[3456789]]86-*-msdosdjgpp*)
1120 host_makefile_frag="config/mh-djgpp"
1123 ACX_CHECK_CYGWIN_CAT_WORKS
1124 host_makefile_frag="config/mh-cygwin"
1127 host_makefile_frag="config/mh-mingw"
1130 host_makefile_frag="config/mh-interix"
1133 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1137 host_makefile_frag="config/mh-solaris"
1140 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1141 # without overflowing the jump tables (-J says to use a 32 bit table)
1142 tentative_cc="cc -J"
1145 tentative_cc="cc -Wp,-H256000"
1146 host_makefile_frag="config/mh-pa-hpux10"
1148 hppa*-hp-hpux* | hppa*-*-hiux*)
1149 tentative_cc="cc -Wp,-H256000"
1150 host_makefile_frag="config/mh-pa"
1153 host_makefile_frag="config/mh-pa"
1155 *-hp-hpux* | *-*-hiux*)
1156 tentative_cc="cc -Wp,-H256000"
1159 # /bin/cc is less than useful for our purposes. Always use GCC
1160 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1161 host_makefile_frag="config/mh-lynxrs6k"
1164 host_makefile_frag="config/mh-darwin"
1167 host_makefile_frag="config/mh-ppc-aix"
1170 host_makefile_frag="config/mh-ppc-aix"
1173 # /bin/cc is less than useful for our purposes. Always use GCC
1174 tentative_cc="/bin/gcc"
1177 host_makefile_frag="config/mh-sysv4"
1179 # This is placed last to prevent interfering with the cases above.
1181 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1182 host_makefile_frag="config/mh-x86omitfp"
1187 # If we aren't going to be using gcc, see if we can extract a definition
1188 # of CC from the fragment.
1189 # Actually, use the 'pre-extracted' version above.
1190 if test -z "${CC}" && test "${build}" = "${host}" ; then
1191 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1193 for dir in $PATH; do
1194 test -z "$dir" && dir=.
1195 if test -f $dir/gcc; then
1201 if test -z "${found}" && test -n "${tentative_cc}" ; then
1206 if test "${build}" != "${host}" ; then
1207 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1208 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1209 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1210 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1211 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1212 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1213 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1214 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1215 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1216 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1217 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1218 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1219 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1221 AR_FOR_BUILD="\$(AR)"
1222 AS_FOR_BUILD="\$(AS)"
1223 CC_FOR_BUILD="\$(CC)"
1224 CXX_FOR_BUILD="\$(CXX)"
1225 GCJ_FOR_BUILD="\$(GCJ)"
1226 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1227 GOC_FOR_BUILD="\$(GOC)"
1228 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1229 LD_FOR_BUILD="\$(LD)"
1230 NM_FOR_BUILD="\$(NM)"
1231 RANLIB_FOR_BUILD="\$(RANLIB)"
1232 WINDRES_FOR_BUILD="\$(WINDRES)"
1233 WINDMC_FOR_BUILD="\$(WINDMC)"
1239 # We must set the default linker to the linker used by gcc for the correct
1240 # operation of libtool. If LD is not defined and we are using gcc, try to
1241 # set the LD default to the ld used by gcc.
1242 if test -z "$LD"; then
1243 if test "$GCC" = yes; then
1246 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1248 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1250 case $gcc_prog_ld in
1251 # Accept absolute paths.
1252 [[\\/]* | [A-Za-z]:[\\/]*)]
1253 LD="$gcc_prog_ld" ;;
1259 ACX_PROG_CMP_IGNORE_INITIAL
1261 # See if we are building gcc with C++.
1262 AC_ARG_ENABLE(build-with-cxx,
1263 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1264 ENABLE_BUILD_WITH_CXX=$enableval,
1265 ENABLE_BUILD_WITH_CXX=no)
1267 # Used for setting $lt_cv_objdir
1270 # Check for GMP, MPFR and MPC
1271 gmplibs="-lmpc -lmpfr -lgmp"
1275 # Specify a location for mpc
1276 # check for this first so it ends up on the link line before mpfr.
1277 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1278 Equivalent to --with-mpc-include=PATH/include
1279 plus --with-mpc-lib=PATH/lib])
1280 AC_ARG_WITH(mpc-include, [ --with-mpc-include=PATH
1281 specify directory for installed MPC include files])
1282 AC_ARG_WITH(mpc-lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1284 if test "x$with_mpc" != x; then
1285 gmplibs="-L$with_mpc/lib $gmplibs"
1286 gmpinc="-I$with_mpc/include $gmpinc"
1288 if test "x$with_mpc_include" != x; then
1289 gmpinc="-I$with_mpc_include $gmpinc"
1291 if test "x$with_mpc_lib" != x; then
1292 gmplibs="-L$with_mpc_lib $gmplibs"
1294 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1295 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1296 gmpinc='-I$$s/mpc/src '"$gmpinc"
1297 # Do not test the mpc version. Assume that it is sufficient, since
1298 # it is in the source tree, and the library has not been built yet
1299 # but it would be included on the link line in the version check below
1300 # hence making the test fail.
1304 # Specify a location for mpfr
1305 # check for this first so it ends up on the link line before gmp.
1306 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1307 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1308 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1310 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1311 Equivalent to --with-mpfr-include=PATH/include
1312 plus --with-mpfr-lib=PATH/lib])
1313 AC_ARG_WITH(mpfr-include, [ --with-mpfr-include=PATH
1314 specify directory for installed MPFR include files])
1315 AC_ARG_WITH(mpfr-lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1317 if test "x$with_mpfr" != x; then
1318 gmplibs="-L$with_mpfr/lib $gmplibs"
1319 gmpinc="-I$with_mpfr/include $gmpinc"
1321 if test "x$with_mpfr_include" != x; then
1322 gmpinc="-I$with_mpfr_include $gmpinc"
1324 if test "x$with_mpfr_lib" != x; then
1325 gmplibs="-L$with_mpfr_lib $gmplibs"
1327 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1328 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1329 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1330 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1331 # Do not test the mpfr version. Assume that it is sufficient, since
1332 # it is in the source tree, and the library has not been built yet
1333 # but it would be included on the link line in the version check below
1334 # hence making the test fail.
1338 # Specify a location for gmp
1339 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1340 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1341 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1343 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1344 Equivalent to --with-gmp-include=PATH/include
1345 plus --with-gmp-lib=PATH/lib])
1346 AC_ARG_WITH(gmp-include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1347 AC_ARG_WITH(gmp-lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1350 if test "x$with_gmp" != x; then
1351 gmplibs="-L$with_gmp/lib $gmplibs"
1352 gmpinc="-I$with_gmp/include $gmpinc"
1354 if test "x$with_gmp_include" != x; then
1355 gmpinc="-I$with_gmp_include $gmpinc"
1357 if test "x$with_gmp_lib" != x; then
1358 gmplibs="-L$with_gmp_lib $gmplibs"
1360 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1361 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1362 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1363 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1364 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1365 # Do not test the gmp version. Assume that it is sufficient, since
1366 # it is in the source tree, and the library has not been built yet
1367 # but it would be included on the link line in the version check below
1368 # hence making the test fail.
1372 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1374 saved_CFLAGS="$CFLAGS"
1375 CFLAGS="$CFLAGS $gmpinc"
1376 # Check for the recommended and required versions of GMP.
1377 AC_MSG_CHECKING([for the correct version of gmp.h])
1378 AC_TRY_COMPILE([#include "gmp.h"],[
1379 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1380 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1381 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1384 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1385 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1386 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1387 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1390 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1391 [AC_MSG_RESULT([no]); have_gmp=no])
1393 # If we have GMP, check the MPFR version.
1394 if test x"$have_gmp" = xyes; then
1395 # Check for the recommended and required versions of MPFR.
1396 AC_MSG_CHECKING([for the correct version of mpfr.h])
1397 AC_TRY_COMPILE([#include <gmp.h>
1398 #include <mpfr.h>],[
1399 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1402 ], [AC_TRY_COMPILE([#include <gmp.h>
1403 #include <mpfr.h>],[
1404 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1407 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1408 [AC_MSG_RESULT([no]); have_gmp=no])
1411 # Check for the MPC header version.
1412 if test x"$have_gmp" = xyes ; then
1413 # Check for the recommended and required versions of MPC.
1414 AC_MSG_CHECKING([for the correct version of mpc.h])
1415 AC_TRY_COMPILE([#include <mpc.h>],[
1416 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1419 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1420 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1423 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1424 [AC_MSG_RESULT([no]); have_gmp=no])
1427 # Now check the MPFR library.
1428 if test x"$have_gmp" = xyes; then
1430 LIBS="$LIBS $gmplibs"
1431 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1432 AC_TRY_LINK([#include <mpc.h>],[
1439 mpfr_atan2 (n, n, x, GMP_RNDN);
1440 mpfr_erfc (n, x, GMP_RNDN);
1441 mpfr_subnormalize (x, t, GMP_RNDN);
1445 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1446 mpc_cosh (c, c, MPC_RNDNN);
1447 mpc_pow (c, c, c, MPC_RNDNN);
1448 mpc_acosh (c, c, MPC_RNDNN);
1450 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1454 CFLAGS="$saved_CFLAGS"
1456 # The library versions listed in the error message below should match
1457 # the HARD-minimums enforced above.
1458 if test x$have_gmp != xyes; then
1459 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1460 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1461 their locations. Source code for these libraries can be found at
1462 their respective hosting sites as well as at
1463 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1464 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1465 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1466 make sure that you have installed both the libraries and the header
1467 files. They may be located in separate packages.])
1471 # Flags needed for both GMP, MPFR and/or MPC.
1474 AC_SUBST(extra_mpfr_configure_flags)
1475 AC_SUBST(extra_mpc_gmp_configure_flags)
1476 AC_SUBST(extra_mpc_mpfr_configure_flags)
1478 # Allow host libstdc++ to be specified for static linking with PPL.
1479 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1480 when linking with PPL])
1482 case $with_host_libstdcxx in
1484 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1488 # Linker flags to use for stage1 or when not boostrapping.
1489 AC_ARG_WITH(stage1-ldflags,
1490 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1491 [if test "$withval" = "no" -o "$withval" = "yes"; then
1494 stage1_ldflags=$withval
1497 AC_SUBST(stage1_ldflags)
1499 # Libraries to use for stage1 or when not bootstrapping.
1500 AC_ARG_WITH(stage1-libs,
1501 [ -with-stage1-libs=LIBS Libraries for stage1],
1502 [if test "$withval" = "no" -o "$withval" = "yes"; then
1505 stage1_libs=$withval
1507 [stage1_libs=$with_host_libstdcxx])
1508 AC_SUBST(stage1_libs)
1510 # Libraries to use for stage2 and later builds. This defaults to the
1511 # argument passed to --with-host-libstdcxx.
1512 AC_ARG_WITH(boot-libs,
1513 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1514 [if test "$withval" = "no" -o "$withval" = "yes"; then
1517 poststage1_libs=$withval
1519 [poststage1_libs=$with_host_libstdcxx])
1520 AC_SUBST(poststage1_libs)
1522 # Linker flags to use for stage2 and later builds.
1523 AC_ARG_WITH(boot-ldflags,
1524 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1525 [if test "$withval" = "no" -o "$withval" = "yes"; then
1528 poststage1_ldflags=$withval
1530 [poststage1_ldflags=
1531 # With --enable-build-with-cxx, default to linking libstdc++ and
1532 # libgcc statically. But if the user explicitly specified the
1533 # libraries to use, trust that they are doing what they want.
1534 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1535 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1537 AC_SUBST(poststage1_ldflags)
1540 ppllibs=" -lppl_c -lppl -lgmpxx"
1543 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1544 Equivalent to --with-ppl-include=PATH/include
1545 plus --with-ppl-lib=PATH/lib])
1546 AC_ARG_WITH(ppl-include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1547 AC_ARG_WITH(ppl-lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1556 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1557 pplinc="-I$with_ppl/include $pplinc"
1560 if test "x$with_ppl_include" != x; then
1561 pplinc="-I$with_ppl_include $pplinc"
1563 if test "x$with_ppl_lib" != x; then
1564 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1566 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1567 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1568 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1569 enable_ppl_version_check=no
1572 AC_ARG_ENABLE(ppl-version-check,
1573 [ --disable-ppl-version-check disable check for PPL version],
1574 ENABLE_PPL_CHECK=$enableval,
1575 ENABLE_PPL_CHECK=yes)
1577 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1578 saved_CFLAGS="$CFLAGS"
1579 CFLAGS="$CFLAGS $pplinc $gmpinc"
1580 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
1581 AC_TRY_COMPILE([#include "ppl_c.h"],[
1582 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
1585 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1586 CFLAGS="$saved_CFLAGS"
1589 # Flags needed for PPL
1596 dnl Provide configure switches and initialize clooginc & clooglibs
1597 dnl with user input.
1599 if test "x$with_ppl" = "xno"; then
1602 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1603 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1604 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1605 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1607 if test "x$with_cloog" != "xno"; then
1608 dnl Version check for CLooG-Org
1609 dnl As long as there is no new release of CLooG,
1610 dnl we will check for 0.14.0.
1612 dnl The first git revision that will work with
1613 dnl GCC is: bd91b845a65805c290d43fc1bef8139864a163fb
1614 dnl This is enforced implictly, as this is the commit that
1615 dnl introduced the versioning information used within our
1618 dnl If we're using CLooG-Legacy, the provided version information
1619 dnl will be ignored.
1620 CLOOG_CHECK_VERSION(0,14,0)
1622 dnl Only execute fail-action, if CLooG has been
1625 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1628 # Check for LTO support.
1630 [ --enable-lto enable link time optimization support],
1631 enable_lto=$enableval,
1632 enable_lto=yes; default_enable_lto=yes)
1634 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1635 build_lto_plugin=yes
1636 ],[if test x"$default_enable_lto" = x"yes" ; then
1638 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1639 # On other non-ELF platforms, LTO has yet to be validated.
1643 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1644 # It would also be nice to check the binutils support, but we don't
1645 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1646 # warn during gcc/ subconfigure; unless you're bootstrapping with
1647 # -flto it won't be needed until after installation anyway.
1649 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1650 *) if test x"$enable_lto" = x"yes"; then
1651 AC_MSG_ERROR([LTO support is not enabled for this target.])
1656 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1657 # Build it unless LTO was explicitly disabled.
1659 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1665 # By default, C is the only stage 1 language.
1666 stage1_languages=,c,
1668 # Target libraries that we bootstrap.
1669 bootstrap_target_libs=,target-libgcc,
1671 # Figure out what language subdirectories are present.
1672 # Look if the user specified --enable-languages="..."; if not, use
1673 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1675 # NB: embedded tabs in this IF block -- do not untabify
1676 if test -d ${srcdir}/gcc; then
1677 if test x"${enable_languages+set}" != xset; then
1678 if test x"${LANGUAGES+set}" = xset; then
1679 enable_languages="${LANGUAGES}"
1680 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1682 enable_languages=all
1685 if test x"${enable_languages}" = x ||
1686 test x"${enable_languages}" = xyes;
1688 echo configure.in: --enable-languages needs at least one language argument 1>&2
1692 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1694 # 'f95' is the old name for the 'fortran' language. We issue a warning
1695 # and make the substitution.
1696 case ,${enable_languages}, in
1698 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1699 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1703 # First scan to see if an enabled language requires some other language.
1704 # We assume that a given config-lang.in will list all the language
1705 # front ends it requires, even if some are required indirectly.
1706 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1707 case ${lang_frag} in
1709 # The odd quoting in the next line works around
1710 # an apparent bug in bash 1.12 on linux.
1711 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1713 # From the config-lang.in, get $language, $lang_requires, and
1714 # $lang_requires_boot_languages.
1717 lang_requires_boot_languages=
1719 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1720 case ,${enable_languages}, in
1724 echo " \`$other' language required by \`$language'; enabling" 1>&2
1725 enable_languages="${enable_languages},${other}"
1729 for other in ${lang_requires_boot_languages} ; do
1730 if test "$other" != "c"; then
1731 case ,${enable_stage1_languages}, in
1735 case ,${enable_languages}, in
1737 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1738 enable_stage1_languages="$enable_stage1_languages,${other}"
1749 new_enable_languages=,c,
1751 # If LTO is enabled, add the LTO front end.
1752 extra_host_libiberty_configure_flags=
1753 if test "$enable_lto" = "yes" ; then
1754 case ,${enable_languages}, in
1756 *) enable_languages="${enable_languages},lto" ;;
1758 if test "${build_lto_plugin}" = "yes" ; then
1759 configdirs="$configdirs lto-plugin"
1760 extra_host_libiberty_configure_flags=--enable-shared
1763 AC_SUBST(extra_host_libiberty_configure_flags)
1765 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1766 potential_languages=,c,
1768 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1769 case ${lang_frag} in
1771 # The odd quoting in the next line works around
1772 # an apparent bug in bash 1.12 on linux.
1773 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1775 # From the config-lang.in, get $language, $target_libs,
1776 # $lang_dirs, $boot_language, and $build_by_default
1782 build_by_default=yes
1784 if test x${language} = x; then
1785 echo "${lang_frag} doesn't set \$language." 1>&2
1789 if test "$language" = "c++" \
1790 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1794 case ,${enable_languages}, in
1796 # Language was explicitly selected; include it.
1800 # 'all' was selected, select it if it is a default language
1801 add_this_lang=${build_by_default}
1808 # Disable languages that need other directories if these aren't available.
1809 for i in $subdir_requires; do
1810 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1811 case ,${enable_languages}, in
1813 # Specifically requested language; tell them.
1814 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1818 add_this_lang=unsupported
1823 # Disable Ada if no preexisting GNAT is available.
1824 case ,${enable_languages},:${language}:${have_gnat} in
1825 *,${language},*:ada:no)
1826 # Specifically requested language; tell them.
1827 AC_MSG_ERROR([GNAT is required to build $language])
1831 add_this_lang=unsupported
1835 # Disable a language that is unsupported by the target.
1836 case " $unsupported_languages " in
1838 add_this_lang=unsupported
1842 case $add_this_lang in
1844 # Remove language-dependent dirs.
1845 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1848 # Remove language-dependent dirs; still show language as supported.
1849 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1850 potential_languages="${potential_languages}${language},"
1853 new_enable_languages="${new_enable_languages}${language},"
1854 potential_languages="${potential_languages}${language},"
1855 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1856 case "${boot_language}:,$enable_stage1_languages," in
1857 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1858 # Add to (comma-separated) list of stage 1 languages.
1859 case ",$stage1_languages," in
1860 *,$language,* | ,yes, | ,all,) ;;
1861 *) stage1_languages="${stage1_languages}${language}," ;;
1863 # We need to bootstrap any supporting libraries.
1864 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1873 AC_ARG_ENABLE(stage1-languages,
1874 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1875 stage1. Mostly useful for compiler development.],
1876 [case ,${enable_stage1_languages}, in
1878 # Set it to something that will have no effect in the loop below
1879 enable_stage1_languages=c ;;
1881 enable_stage1_languages=`echo $new_enable_languages | \
1882 sed -e "s/^,//" -e "s/,$//" ` ;;
1884 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1885 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1888 # Add "good" languages from enable_stage1_languages to stage1_languages,
1889 # while "bad" languages go in missing_languages. Leave no duplicates.
1890 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1891 case $potential_languages in
1893 case $stage1_languages in
1895 *) stage1_languages="$stage1_languages$i," ;;
1898 case $missing_languages in
1900 *) missing_languages="$missing_languages$i," ;;
1905 # Remove leading/trailing commas that were added for simplicity
1906 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1907 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1908 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1909 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1911 if test "x$missing_languages" != x; then
1913 The following requested languages could not be built: ${missing_languages}
1914 Supported languages are: ${potential_languages}])
1916 if test "x$new_enable_languages" != "x$enable_languages"; then
1917 echo The following languages will be built: ${new_enable_languages}
1918 enable_languages="$new_enable_languages"
1921 AC_SUBST(stage1_languages)
1922 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1925 # Handle --disable-<component> generically.
1926 for dir in $configdirs $build_configdirs $target_configdirs ; do
1927 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1928 varname=`echo $dirname | sed -e s/+/_/g`
1929 if eval test x\${enable_${varname}} "=" xno ; then
1930 noconfigdirs="$noconfigdirs $dir"
1934 # Check for Boehm's garbage collector
1935 AC_ARG_ENABLE(objc-gc,
1936 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1937 GNU Objective-C runtime],
1938 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1939 *,objc,*:*:yes:*target-boehm-gc*)
1940 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1944 # Make sure we only build Boehm's garbage collector if required.
1945 case ,${enable_languages},:${enable_objc_gc} in
1947 # Keep target-boehm-gc if requested for Objective-C.
1950 # Otherwise remove target-boehm-gc depending on target-libjava.
1951 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1952 noconfigdirs="$noconfigdirs target-boehm-gc"
1957 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1958 # $build_configdirs and $target_configdirs.
1959 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1962 for dir in . $skipdirs $noconfigdirs ; do
1963 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1964 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1965 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1966 if test -r $srcdir/$dirname/configure ; then
1967 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1970 notsupp="$notsupp $dir"
1974 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1975 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1976 if test -r $srcdir/$dirname/configure ; then
1977 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1980 notsupp="$notsupp $dir"
1984 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1985 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1986 if test -r $srcdir/$dirname/configure ; then
1987 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1990 notsupp="$notsupp $dir"
1996 # Sometimes the tools are distributed with libiberty but with no other
1997 # libraries. In that case, we don't want to build target-libiberty.
1998 # Don't let libgcc imply libiberty either.
1999 if test -n "${target_configdirs}" ; then
2002 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2003 if test "$i" = "libgcc"; then
2004 libgcc=target-libgcc
2005 elif test "$i" != "libiberty" ; then
2006 if test -r $srcdir/$i/configure ; then
2012 if test -z "${others}" ; then
2013 target_configdirs=$libgcc
2017 # Quietly strip out all directories which aren't configurable in this tree.
2018 # This relies on all configurable subdirectories being autoconfiscated, which
2020 build_configdirs_all="$build_configdirs"
2022 for i in ${build_configdirs_all} ; do
2023 j=`echo $i | sed -e s/build-//g`
2024 if test -f ${srcdir}/$j/configure ; then
2025 build_configdirs="${build_configdirs} $i"
2029 configdirs_all="$configdirs"
2031 for i in ${configdirs_all} ; do
2032 if test -f ${srcdir}/$i/configure ; then
2033 configdirs="${configdirs} $i"
2037 target_configdirs_all="$target_configdirs"
2039 for i in ${target_configdirs_all} ; do
2040 j=`echo $i | sed -e s/target-//g`
2041 if test -f ${srcdir}/$j/configure ; then
2042 target_configdirs="${target_configdirs} $i"
2046 # Produce a warning message for the subdirs we can't configure.
2047 # This isn't especially interesting in the Cygnus tree, but in the individual
2048 # FSF releases, it's important to let people know when their machine isn't
2049 # supported by the one or two programs in a package.
2051 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2052 # If $appdirs is non-empty, at least one of those directories must still
2053 # be configured, or we error out. (E.g., if the gas release supports a
2054 # specified target in some subdirs but not the gas subdir, we shouldn't
2055 # pretend that all is well.)
2056 if test -n "$appdirs" ; then
2057 for dir in $appdirs ; do
2058 if test -r $dir/Makefile.in ; then
2059 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2063 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2069 if test -n "$appdirs" ; then
2070 echo "*** This configuration is not supported by this package." 1>&2
2074 # Okay, some application will build, or we don't care to check. Still
2075 # notify of subdirs not getting built.
2076 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2077 echo " ${notsupp}" 1>&2
2078 echo " (Any other directories should still work fine.)" 1>&2
2086 # To find our prefix, in gcc_cv_tool_prefix.
2091 AC_ARG_WITH([build-sysroot],
2092 [ --with-build-sysroot=SYSROOT
2093 use sysroot as the system root during the build],
2094 [if test x"$withval" != x ; then
2095 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2097 [SYSROOT_CFLAGS_FOR_TARGET=])
2098 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2100 AC_ARG_WITH([debug-prefix-map],
2101 [ --with-debug-prefix-map='A=B C=D ...'
2102 map A to B, C to D ... in debug information],
2103 [if test x"$withval" != x; then
2104 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2105 for debug_map in $withval; do
2106 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2109 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2110 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2112 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2113 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2114 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2115 # We want to ensure that TARGET libraries (which we know are built with
2116 # gcc) are built with "-O2 -g", so include those options when setting
2117 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2118 if test "x$CFLAGS_FOR_TARGET" = x; then
2119 CFLAGS_FOR_TARGET=$CFLAGS
2122 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2125 *" -g "* | *" -g3 "*) ;;
2126 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2129 AC_SUBST(CFLAGS_FOR_TARGET)
2131 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2132 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2133 case " $CXXFLAGS " in
2135 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2137 case " $CXXFLAGS " in
2138 *" -g "* | *" -g3 "*) ;;
2139 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2142 AC_SUBST(CXXFLAGS_FOR_TARGET)
2144 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2145 # the named directory are copied to $(tooldir)/sys-include.
2146 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2147 if test x${is_cross_compiler} = xno ; then
2148 echo 1>&2 '***' --with-headers is only supported when cross compiling
2151 if test x"${with_headers}" != xyes ; then
2152 x=${gcc_cv_tool_prefix}
2153 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2157 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2158 # the name directories are copied to $(tooldir)/lib. Multiple directories
2160 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2161 if test x${is_cross_compiler} = xno ; then
2162 echo 1>&2 '***' --with-libs is only supported when cross compiling
2165 if test x"${with_libs}" != xyes ; then
2166 # Copy the libraries in reverse order, so that files in the first named
2167 # library override files in subsequent libraries.
2168 x=${gcc_cv_tool_prefix}
2169 for l in ${with_libs}; do
2170 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2175 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2177 # This is done by determining whether or not the appropriate directory
2178 # is available, and by checking whether or not specific configurations
2179 # have requested that this magic not happen.
2181 # The command line options always override the explicit settings in
2182 # configure.in, and the settings in configure.in override this magic.
2184 # If the default for a toolchain is to use GNU as and ld, and you don't
2185 # want to do that, then you should use the --without-gnu-as and
2186 # --without-gnu-ld options for the configure script. Similarly, if
2187 # the default is to use the included zlib and you don't want to do that,
2188 # you should use the --with-system-zlib option for the configure script.
2190 if test x${use_gnu_as} = x &&
2191 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2193 extra_host_args="$extra_host_args --with-gnu-as"
2196 if test x${use_gnu_ld} = x &&
2197 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2199 extra_host_args="$extra_host_args --with-gnu-ld"
2202 if test x${use_included_zlib} = x &&
2203 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2206 with_system_zlib=yes
2207 extra_host_args="$extra_host_args --with-system-zlib"
2210 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2211 # can detect this case.
2213 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2215 extra_host_args="$extra_host_args --with-newlib"
2218 # Handle ${copy_dirs}
2219 set fnord ${copy_dirs}
2221 while test $# != 0 ; do
2222 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2225 echo Copying $1 to $2
2227 # Use the install script to create the directory and all required
2228 # parent directories.
2229 if test -d $2 ; then
2233 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2236 # Copy the directory, assuming we have tar.
2237 # FIXME: Should we use B in the second tar? Not all systems support it.
2238 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2240 # It is the responsibility of the user to correctly adjust all
2241 # symlinks. If somebody can figure out how to handle them correctly
2242 # here, feel free to add the code.
2249 # Determine a target-dependent exec_prefix that the installed
2250 # gcc will search in. Keep this list sorted by triplet, with
2251 # the *-*-osname triplets last.
2255 md_exec_prefix=/gnu/lib/gcc-lib
2257 i[[34567]]86-pc-msdosdjgpp*)
2258 md_exec_prefix=/dev/env/DJDIR/bin
2260 i[[34567]]86-*-sco3.2v5*)
2261 if test $with_gnu_as = yes; then
2262 md_exec_prefix=/usr/gnu/bin
2264 md_exec_prefix=/usr/ccs/bin/elf
2269 powerpc-*-chorusos* | \
2270 powerpc*-*-eabi* | \
2271 powerpc*-*-sysv* | \
2272 powerpc*-*-kaos* | \
2274 md_exec_prefix=/usr/ccs/bin
2279 md_exec_prefix=/usr/ccs/bin
2294 md_exec_prefix=/usr/ccs/bin
2298 extra_arflags_for_target=
2299 extra_nmflags_for_target=
2300 extra_ranlibflags_for_target=
2301 target_makefile_frag=/dev/null
2304 target_makefile_frag="config/mt-mep"
2307 target_makefile_frag="config/mt-spu"
2310 target_makefile_frag="config/mt-sde"
2312 mipsisa*-*-elfoabi*)
2313 target_makefile_frag="config/mt-mips-elfoabi"
2315 mips*-*-*linux* | mips*-*-gnu*)
2316 target_makefile_frag="config/mt-mips-gnu"
2319 target_makefile_frag="config/mt-netware"
2321 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2322 target_makefile_frag="config/mt-gnu"
2324 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2325 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2326 # commands to handle both 32-bit and 64-bit objects. These flags are
2327 # harmless if we're using GNU nm or ar.
2328 extra_arflags_for_target=" -X32_64"
2329 extra_nmflags_for_target=" -B -X32_64"
2332 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2333 extra_ranlibflags_for_target=" -c"
2335 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2336 target_makefile_frag="config/mt-wince"
2340 alphaieee_frag=/dev/null
2343 # This just makes sure to use the -mieee option to build target libs.
2344 # This should probably be set individually by each library.
2345 alphaieee_frag="config/mt-alphaieee"
2349 # If --enable-target-optspace always use -Os instead of -O2 to build
2350 # the target libraries, similarly if it is not specified, use -Os
2351 # on selected platforms.
2352 ospace_frag=/dev/null
2353 case "${enable_target_optspace}:${target}" in
2355 ospace_frag="config/mt-ospace"
2358 ospace_frag="config/mt-d30v"
2360 :m32r-* | :d10v-* | :fr30-*)
2361 ospace_frag="config/mt-ospace"
2366 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2370 # Default to using --with-stabs for certain targets.
2371 if test x${with_stabs} = x ; then
2373 mips*-*-irix[[56]]*)
2375 mips*-*-* | alpha*-*-osf*)
2377 extra_host_args="${extra_host_args} --with-stabs"
2382 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2383 # them automatically.
2386 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2390 # Some systems (e.g., one of the i386-aix systems the gas testers are
2391 # using) don't handle "\$" correctly, so don't use it here.
2392 tooldir='${exec_prefix}'/${target_noncanonical}
2393 build_tooldir=${tooldir}
2395 # Create a .gdbinit file which runs the one in srcdir
2396 # and tells GDB to look there for source files.
2398 if test -r ${srcdir}/.gdbinit ; then
2401 *) cat > ./.gdbinit <<EOF
2405 source ${srcdir}/.gdbinit
2411 # Make sure that the compiler is able to generate an executable. If it
2412 # can't, we are probably in trouble. We don't care whether we can run the
2413 # executable--we might be using a cross compiler--we only care whether it
2414 # can be created. At this point the main configure script has set CC.
2416 echo "int main () { return 0; }" > conftest.c
2417 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2418 if test $? = 0 ; then
2419 if test -s conftest || test -s conftest.exe ; then
2425 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2426 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2433 # The Solaris /usr/ucb/cc compiler does not appear to work.
2435 sparc-sun-solaris2*)
2436 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2437 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2439 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2440 if test -d /opt/cygnus/bin ; then
2441 if test "$could_use" = "" ; then
2442 could_use="/opt/cygnus/bin"
2444 could_use="$could_use or /opt/cygnus/bin"
2447 if test "$could_use" = "" ; then
2448 echo "Warning: compilation may fail because you're using"
2449 echo "/usr/ucb/cc. You should change your PATH or CC "
2450 echo "variable and rerun configure."
2452 echo "Warning: compilation may fail because you're using"
2453 echo "/usr/ucb/cc, when you should use the C compiler from"
2454 echo "$could_use. You should change your"
2455 echo "PATH or CC variable and rerun configure."
2461 # Decide which environment variable is used to find dynamic libraries.
2463 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2464 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2465 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2466 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2469 # On systems where the dynamic library environment variable is PATH,
2470 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2471 # built executables to PATH.
2472 if test "$RPATH_ENVVAR" = PATH; then
2473 GCC_SHLIB_SUBDIR=/shlib
2478 # Record target_configdirs and the configure arguments for target and
2479 # build configuration in Makefile.
2480 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2481 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2483 # If we are building libgomp, bootstrap it.
2484 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2485 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2488 # Determine whether gdb needs tk/tcl or not.
2489 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2490 # and in that case we want gdb to be built without tk. Ugh!
2491 # In fact I believe gdb is the *only* package directly dependent on tk,
2492 # so we should be able to put the 'maybe's in unconditionally and
2493 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2494 # 100% sure that that's safe though.
2496 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2497 case "$enable_gdbtk" in
2501 GDB_TK="${gdb_tk}" ;;
2503 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2504 # distro. Eventually someone will fix this and move Insight, nee
2505 # gdbtk to a separate directory.
2506 if test -d ${srcdir}/gdb/gdbtk ; then
2513 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2514 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2516 # Strip out unwanted targets.
2518 # While at that, we remove Makefiles if we were started for recursive
2519 # configuration, so that the top-level Makefile reconfigures them,
2520 # like we used to do when configure itself was recursive.
2522 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2523 # but now we're fixing up the Makefile ourselves with the additional
2524 # commands passed to AC_CONFIG_FILES. Use separate variables
2525 # extrasub-{build,host,target} not because there is any reason to split
2526 # the substitutions up that way, but only to remain below the limit of
2527 # 99 commands in a script, for HP-UX sed.
2528 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2530 AC_ARG_ENABLE([bootstrap],
2531 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2532 enable_bootstrap=default)
2534 # Issue errors and warnings for invalid/strange bootstrap combinations.
2535 case "$configdirs" in
2536 *gcc*) have_compiler=yes ;;
2537 *) have_compiler=no ;;
2540 case "$have_compiler:$host:$target:$enable_bootstrap" in
2543 # Default behavior. Enable bootstrap if we have a compiler
2544 # and we are in a native configuration.
2545 yes:$build:$build:default)
2546 enable_bootstrap=yes ;;
2549 enable_bootstrap=no ;;
2551 # We have a compiler and we are in a native configuration, bootstrap is ok
2552 yes:$build:$build:yes)
2555 # Other configurations, but we have a compiler. Assume the user knows
2558 AC_MSG_WARN([trying to bootstrap a cross compiler])
2561 # No compiler: if they passed --enable-bootstrap explicitly, fail
2563 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2565 # Fail if wrong command line
2567 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2571 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2574 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2578 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2579 yes:yes:*\ gold\ *:*,c++,*) ;;
2580 yes:yes:*\ gold\ *:*)
2581 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2585 # Adjust the toplevel makefile according to whether bootstrap was selected.
2586 case $enable_bootstrap in
2588 bootstrap_suffix=bootstrap
2589 BUILD_CONFIG=bootstrap-debug
2592 bootstrap_suffix=no-bootstrap
2597 AC_MSG_CHECKING(for default BUILD_CONFIG)
2599 AC_ARG_WITH([build-config],
2600 [--with-build-config='NAME NAME2...'
2601 Use config/NAME.mk build configuration],
2602 [case $with_build_config in
2603 yes) with_build_config= ;;
2604 no) with_build_config= BUILD_CONFIG= ;;
2607 if test "x${with_build_config}" != x; then
2608 BUILD_CONFIG=$with_build_config
2610 case $BUILD_CONFIG in
2612 if echo "int f (void) { return 0; }" > conftest.c &&
2613 ${CC} -c conftest.c &&
2614 mv conftest.o conftest.o.g0 &&
2615 ${CC} -c -g conftest.c &&
2616 mv conftest.o conftest.o.g &&
2617 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2622 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2626 AC_MSG_RESULT($BUILD_CONFIG)
2627 AC_SUBST(BUILD_CONFIG)
2630 for module in ${build_configdirs} ; do
2631 if test -z "${no_recursion}" \
2632 && test -f ${build_subdir}/${module}/Makefile; then
2633 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2634 rm -f ${build_subdir}/${module}/Makefile
2636 extrasub_build="$extrasub_build
2637 /^@if build-$module\$/d
2638 /^@endif build-$module\$/d
2639 /^@if build-$module-$bootstrap_suffix\$/d
2640 /^@endif build-$module-$bootstrap_suffix\$/d"
2643 for module in ${configdirs} ; do
2644 if test -z "${no_recursion}"; then
2645 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2646 if test -f ${file}; then
2647 echo 1>&2 "*** removing ${file} to force reconfigure"
2652 extrasub_host="$extrasub_host
2654 /^@endif $module\$/d
2655 /^@if $module-$bootstrap_suffix\$/d
2656 /^@endif $module-$bootstrap_suffix\$/d"
2659 for module in ${target_configdirs} ; do
2660 if test -z "${no_recursion}" \
2661 && test -f ${target_subdir}/${module}/Makefile; then
2662 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2663 rm -f ${target_subdir}/${module}/Makefile
2666 # We only bootstrap target libraries listed in bootstrap_target_libs.
2667 case $bootstrap_target_libs in
2668 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2669 *) target_bootstrap_suffix=no-bootstrap ;;
2672 extrasub_target="$extrasub_target
2673 /^@if target-$module\$/d
2674 /^@endif target-$module\$/d
2675 /^@if target-$module-$target_bootstrap_suffix\$/d
2676 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2679 # Do the final fixup along with target modules.
2680 extrasub_target="$extrasub_target
2681 /^@if /,/^@endif /d"
2683 # Create the serialization dependencies. This uses a temporary file.
2685 AC_ARG_ENABLE([serial-configure],
2686 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2687 force sequential configuration of
2688 sub-packages for the host, target or build
2689 machine, or all sub-packages])
2691 case ${enable_serial_configure} in
2693 enable_serial_build_configure=yes
2694 enable_serial_host_configure=yes
2695 enable_serial_target_configure=yes
2699 # These force 'configure's to be done one at a time, to avoid problems
2700 # with contention over a shared config.cache.
2702 echo '# serdep.tmp' > serdep.tmp
2704 test "x${enable_serial_build_configure}" = xyes &&
2705 for item in ${build_configdirs} ; do
2708 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2713 test "x${enable_serial_host_configure}" = xyes &&
2714 for item in ${configdirs} ; do
2717 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2722 test "x${enable_serial_target_configure}" = xyes &&
2723 for item in ${target_configdirs} ; do
2726 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2730 serialization_dependencies=serdep.tmp
2731 AC_SUBST_FILE(serialization_dependencies)
2733 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2734 # target, nonopt, and variable assignments. These are the ones we
2735 # might not want to pass down to subconfigures. The exception being
2736 # --cache-file=/dev/null, which is used to turn off the use of cache
2737 # files altogether, and which should be passed on to subconfigures.
2738 # Also strip program-prefix, program-suffix, and program-transform-name,
2739 # so that we can pass down a consistent program-transform-name.
2743 eval "set -- $ac_configure_args"
2746 if test X"$skip_next" = X"yes"; then
2750 if test X"$keep_next" = X"yes"; then
2753 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2755 baseargs="$baseargs '$ac_arg'"
2760 # Handle separated arguments. Based on the logic generated by
2763 *=* | --config-cache | -C | -disable-* | --disable-* \
2764 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2765 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2766 | -with-* | --with-* | -without-* | --without-* | --x)
2778 --cache-file=/dev/null | \
2779 -cache-file=/dev/null )
2780 # Handled here to avoid the test to skip args below.
2781 baseargs="$baseargs '$ac_arg'"
2782 # Assert: $separate_arg should always be no.
2783 keep_next=$separate_arg
2799 -program-prefix* | \
2800 -program-suffix* | \
2801 -program-transform-name* )
2802 skip_next=$separate_arg
2806 # An option. Add it.
2809 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2811 baseargs="$baseargs '$ac_arg'"
2812 keep_next=$separate_arg
2815 # Either a variable assignment, or a nonopt (triplet). Don't
2816 # pass it down; let the Makefile handle this.
2821 # Remove the initial space we just introduced and, as these will be
2822 # expanded by make, quote '$'.
2823 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2825 # Add in --program-transform-name, after --program-prefix and
2826 # --program-suffix have been applied to it. Autoconf has already
2827 # doubled dollar signs and backslashes in program_transform_name; we want
2828 # the backslashes un-doubled, and then the entire thing wrapped in single
2829 # quotes, because this will be expanded first by make and then by the shell.
2830 # Also, because we want to override the logic in subdir configure scripts to
2831 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2832 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2833 ${program_transform_name}
2835 gcc_transform_name=`cat conftestsed.out`
2836 rm -f conftestsed.out
2837 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2838 if test "$silent" = yes; then
2839 baseargs="$baseargs --silent"
2841 baseargs="$baseargs --disable-option-checking"
2843 # Record and document user additions to sub configure arguments.
2844 AC_ARG_VAR([build_configargs],
2845 [additional configure arguments for build directories])
2846 AC_ARG_VAR([host_configargs],
2847 [additional configure arguments for host directories])
2848 AC_ARG_VAR([target_configargs],
2849 [additional configure arguments for target directories])
2851 # For the build-side libraries, we just need to pretend we're native,
2852 # and not use the same cache file. Multilibs are neither needed nor
2854 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2856 # For host modules, accept cache file option, or specification as blank.
2857 case "${cache_file}" in
2859 cache_file_option="" ;;
2860 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2861 cache_file_option="--cache-file=${cache_file}" ;;
2863 cache_file_option="--cache-file=../${cache_file}" ;;
2866 # Host dirs don't like to share a cache file either, horribly enough.
2867 # This seems to be due to autoconf 2.5x stupidity.
2868 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
2870 target_configargs="$target_configargs ${baseargs}"
2872 # Passing a --with-cross-host argument lets the target libraries know
2873 # whether they are being built with a cross-compiler or being built
2874 # native. However, it would be better to use other mechanisms to make the
2875 # sorts of decisions they want to make on this basis. Please consider
2876 # this option to be deprecated. FIXME.
2877 if test x${is_cross_compiler} = xyes ; then
2878 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2881 # Default to --enable-multilib.
2882 if test x${enable_multilib} = x ; then
2883 target_configargs="--enable-multilib ${target_configargs}"
2886 # Pass --with-newlib if appropriate. Note that target_configdirs has
2887 # changed from the earlier setting of with_newlib.
2888 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2889 target_configargs="--with-newlib ${target_configargs}"
2892 # Different target subdirs use different values of certain variables
2893 # (notably CXX). Worse, multilibs use *lots* of different values.
2894 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2895 # it doesn't automatically accept command-line overrides of them.
2896 # This means it's not safe for target subdirs to share a cache file,
2897 # which is disgusting, but there you have it. Hopefully this can be
2898 # fixed in future. It's still worthwhile to use a cache file for each
2899 # directory. I think.
2901 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2902 # We need to pass --target, as newer autoconf's requires consistency
2903 # for target_alias and gcc doesn't manage it consistently.
2904 target_configargs="--cache-file=./config.cache ${target_configargs}"
2907 case " $target_configdirs " in
2909 case " $target_configargs " in
2910 *" --with-newlib "*)
2913 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 $$s/winsup/w32api/include'
2917 # If we're not building GCC, don't discard standard headers.
2918 if test -d ${srcdir}/gcc; then
2919 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2921 if test "${build}" != "${host}"; then
2922 # On Canadian crosses, CC_FOR_TARGET will have already been set
2923 # by `configure', so we won't have an opportunity to add -Bgcc/
2924 # to it. This is right: we don't want to search that directory
2925 # for binaries, but we want the header files in there, so add
2927 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
2929 # Someone might think of using the pre-installed headers on
2930 # Canadian crosses, in case the installed compiler is not fully
2931 # compatible with the compiler being built. In this case, it
2932 # would be better to flag an error than risking having
2933 # incompatible object files being constructed. We can't
2934 # guarantee that an error will be flagged, but let's hope the
2935 # compiler will do it, when presented with incompatible header
2940 case "${target}-${is_cross_compiler}" in
2941 i[[3456789]]86-*-linux*-no)
2942 # Here host == target, so we don't need to build gcc,
2943 # so we don't want to discard standard headers.
2944 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2947 # If we're building newlib, use its generic headers last, but search
2948 # for any libc-related directories first (so make it the last -B
2950 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2952 # If we're building libgloss, find the startup file, simulator library
2953 # and linker script.
2954 case " $target_configdirs " in
2956 # Look for startup file, simulator library and maybe linker script.
2957 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2958 # Look for libnosys.a in case the target needs it.
2959 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2960 # Most targets have the linker script in the source directory.
2961 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2972 x86_64-*mingw* | *-w64-mingw*)
2973 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
2974 # however, use a symlink named 'mingw' in ${prefix} .
2975 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
2978 # MinGW can't be handled as Cygwin above since it does not use newlib.
2979 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
2983 # Allow the user to override the flags for
2984 # our build compiler if desired.
2985 if test x"${build}" = x"${host}" ; then
2986 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2987 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
2988 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
2991 # On Canadian crosses, we'll be searching the right directories for
2992 # the previously-installed cross compiler, so don't bother to add
2993 # flags for directories within the install tree of the compiler
2994 # being built; programs in there won't even run.
2995 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2996 # Search for pre-installed headers if nothing else fits.
2997 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3000 if test "x${use_gnu_ld}" = x &&
3001 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3002 # Arrange for us to find uninstalled linker scripts.
3003 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3006 # Search for other target-specific linker scripts and such.
3009 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3013 # Makefile fragments.
3014 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3016 eval fragval=\$$frag
3017 if test $fragval != /dev/null; then
3018 eval $frag=${srcdir}/$fragval
3021 AC_SUBST_FILE(host_makefile_frag)
3022 AC_SUBST_FILE(target_makefile_frag)
3023 AC_SUBST_FILE(alphaieee_frag)
3024 AC_SUBST_FILE(ospace_frag)
3026 # Miscellanea: directories, flags, etc.
3027 AC_SUBST(RPATH_ENVVAR)
3028 AC_SUBST(GCC_SHLIB_SUBDIR)
3030 AC_SUBST(build_tooldir)
3031 AC_SUBST(CONFIGURE_GDB_TK)
3033 AC_SUBST(INSTALL_GDB_TK)
3035 # Build module lists & subconfigure args.
3036 AC_SUBST(build_configargs)
3037 AC_SUBST(build_configdirs)
3039 # Host module lists & subconfigure args.
3040 AC_SUBST(host_configargs)
3041 AC_SUBST(configdirs)
3042 AC_SUBST(target_configdirs)
3044 # Target module lists & subconfigure args.
3045 AC_SUBST(target_configargs)
3049 AC_SUBST(AR_FOR_BUILD)
3050 AC_SUBST(AS_FOR_BUILD)
3051 AC_SUBST(CC_FOR_BUILD)
3052 AC_SUBST(CFLAGS_FOR_BUILD)
3053 AC_SUBST(CXXFLAGS_FOR_BUILD)
3054 AC_SUBST(CXX_FOR_BUILD)
3055 AC_SUBST(DLLTOOL_FOR_BUILD)
3056 AC_SUBST(GCJ_FOR_BUILD)
3057 AC_SUBST(GFORTRAN_FOR_BUILD)
3058 AC_SUBST(GOC_FOR_BUILD)
3059 AC_SUBST(LDFLAGS_FOR_BUILD)
3060 AC_SUBST(LD_FOR_BUILD)
3061 AC_SUBST(NM_FOR_BUILD)
3062 AC_SUBST(RANLIB_FOR_BUILD)
3063 AC_SUBST(WINDMC_FOR_BUILD)
3064 AC_SUBST(WINDRES_FOR_BUILD)
3065 AC_SUBST(config_shell)
3067 # Generate default definitions for YACC, M4, LEX and other programs that run
3068 # on the build machine. These are used if the Makefile can't locate these
3069 # programs in objdir.
3070 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3072 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3073 case " $build_configdirs " in
3074 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3075 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3078 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3079 case " $build_configdirs " in
3080 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3083 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3084 case " $build_configdirs " in
3085 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3088 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3089 case " $build_configdirs " in
3090 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3091 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3094 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3095 case " $build_configdirs " in
3096 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3099 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3100 case " $build_configdirs " in
3101 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3104 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3105 # higher, else we use the "missing" dummy.
3106 if ${MAKEINFO} --version \
3107 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3110 MAKEINFO="$MISSING makeinfo"
3116 # FIXME: expect and dejagnu may become build tools?
3118 AC_CHECK_PROGS(EXPECT, expect, expect)
3119 case " $configdirs " in
3121 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3125 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3126 case " $configdirs " in
3128 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3134 NCN_STRICT_CHECK_TOOLS(AR, ar)
3135 NCN_STRICT_CHECK_TOOLS(AS, as)
3136 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3137 NCN_STRICT_CHECK_TOOLS(LD, ld)
3138 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3139 NCN_STRICT_CHECK_TOOLS(NM, nm)
3140 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3141 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3142 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3143 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3144 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3145 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3152 AC_ARG_WITH([build-time-tools],
3153 [ --with-build-time-tools=PATH
3154 use given path to find target tools during the build],
3155 [case x"$withval" in
3158 with_build_time_tools=
3159 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3162 [with_build_time_tools=])
3164 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3165 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3166 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3167 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3168 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3169 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3171 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3172 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3173 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3174 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3175 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3176 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3177 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3178 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3179 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3180 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3181 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3183 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3185 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3186 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3187 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3188 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3189 [gcc/g++ -B$$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],
3191 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3192 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3194 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3195 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3196 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3197 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3198 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3199 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3200 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3201 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3202 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3203 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3204 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3205 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3206 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3207 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3208 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3209 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3211 AC_SUBST(FLAGS_FOR_TARGET)
3212 AC_SUBST(RAW_CXX_FOR_TARGET)
3214 # Certain tools may need extra flags.
3215 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3216 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3217 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3219 # When building target libraries, except in a Canadian cross, we use
3220 # the same toolchain as the compiler we just built.
3221 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3222 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3223 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3224 if test $host = $build; then
3225 case " $configdirs " in
3227 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3228 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3229 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3234 AC_SUBST(COMPILER_AS_FOR_TARGET)
3235 AC_SUBST(COMPILER_LD_FOR_TARGET)
3236 AC_SUBST(COMPILER_NM_FOR_TARGET)
3238 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3239 AC_ARG_ENABLE(maintainer-mode,
3240 [ --enable-maintainer-mode enable make rules and dependencies not useful
3241 (and sometimes confusing) to the casual installer],
3242 USE_MAINTAINER_MODE=$enableval,
3243 USE_MAINTAINER_MODE=no)
3244 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3245 AC_SUBST(MAINTAINER_MODE_TRUE)
3246 AC_SUBST(MAINTAINER_MODE_FALSE)
3247 if test "$USE_MAINTAINER_MODE" = yes; then
3248 MAINTAINER_MODE_TRUE=
3249 MAINTAINER_MODE_FALSE='#'
3251 MAINTAINER_MODE_TRUE='#'
3252 MAINTAINER_MODE_FALSE=
3254 MAINT=$MAINTAINER_MODE_TRUE
3257 # ---------------------
3258 # GCC bootstrap support
3259 # ---------------------
3261 # Stage specific cflags for build.
3266 yes) stage1_cflags="-g -Wa,-J" ;;
3267 *) stage1_cflags="-g -J" ;;
3271 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3272 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3273 saved_CFLAGS="$CFLAGS"
3275 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3276 CFLAGS="$CFLAGS -fkeep-inline-functions"
3277 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3279 #if (__GNUC__ < 3) \
3280 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3281 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3282 #error http://gcc.gnu.org/PR29382
3285 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3286 [AC_MSG_RESULT([no])])
3288 CFLAGS="$saved_CFLAGS"
3291 AC_SUBST(stage1_cflags)
3293 # Enable --enable-checking in stage1 of the compiler.
3294 AC_ARG_ENABLE(stage1-checking,
3295 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3297 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3298 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3299 stage1_checking=--enable-checking=yes,types
3301 stage1_checking=--enable-checking=$enable_checking,types
3303 AC_SUBST(stage1_checking)
3305 # Enable -Werror in bootstrap stage2 and later.
3306 AC_ARG_ENABLE(werror,
3307 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3308 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3313 case ${enable_werror} in
3314 yes) stage2_werror_flag="--enable-werror-always" ;;
3315 *) stage2_werror_flag="" ;;
3317 AC_SUBST(stage2_werror_flag)
3319 # Specify what files to not compare during bootstrap.
3321 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3323 hppa*64*-*-hpux*) ;;
3324 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3326 case " $configdirs " in
3327 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3329 AC_SUBST(compare_exclusions)
3331 AC_CONFIG_FILES([Makefile],
3332 [sed "$extrasub_build" Makefile |
3333 sed "$extrasub_host" |
3334 sed "$extrasub_target" > mf$$
3335 mv -f mf$$ Makefile],
3336 [extrasub_build="$extrasub_build"
3337 extrasub_host="$extrasub_host"
3338 extrasub_target="$extrasub_target"])