1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
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, --enable-ld.
328 # --disable-gold [--enable-ld]
329 # Build only ld. Default option.
330 # --enable-gold [--enable-ld]
331 # Build both gold and ld. Install gold as "ld.gold", install ld
332 # as "ld.bfd" and "ld".
333 # --enable-gold=default [--enable-ld]
334 # Build both gold and ld. Install gold as "ld.gold" and "ld",
335 # install ld as "ld.bfd".
336 # --enable-gold[=default] --disable-ld
337 # Build only gold, which is then installed as both "ld.gold" and "ld".
338 # --enable-gold --enable-ld=default
339 # Build both gold (installed as "ld.gold") and ld (installed as "ld"
341 # In other words, ld is default
342 # --enable-gold=default --enable-ld=default
347 [AS_HELP_STRING([[--enable-gold[=ARG]]],
348 [build gold @<:@ARG={default,yes,no}@:>@])],
349 ENABLE_GOLD=$enableval,
351 case "${ENABLE_GOLD}" in
353 # Check for ELF target.
356 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
357 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
358 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
360 *-*-linux*aout* | *-*-linux*oldld*)
368 if test "$is_elf" = "yes"; then
369 # Check for target supported by gold.
371 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
372 configdirs="$configdirs gold"
373 if test x${ENABLE_GOLD} = xdefault; then
384 AC_MSG_ERROR([invalid --enable-gold argument])
389 [AS_HELP_STRING([[--enable-ld[=ARG]]],
390 [build ld @<:@ARG={default,yes,no}@:>@])],
391 ENABLE_LD=$enableval,
394 case "${ENABLE_LD}" in
396 if test x${default_ld} != x; then
397 AC_MSG_ERROR([either gold or ld can be the default ld])
403 if test x${ENABLE_GOLD} != xyes; then
404 AC_MSG_WARN([neither ld nor gold are enabled])
406 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'`
409 AC_MSG_ERROR([invalid --enable-ld argument])
413 # Configure extra directories which are host specific
417 configdirs="$configdirs libtermcap" ;;
420 # A target can indicate whether a language isn't supported for some reason.
421 # Only spaces may be used in this macro; not newlines or tabs.
422 unsupported_languages=
424 # Remove more programs from consideration, based on the host or
425 # target this usually means that a port of the program doesn't
430 noconfigdirs="$noconfigdirs byacc"
432 i[[3456789]]86-*-vsta)
433 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
435 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
436 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
439 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
441 i[[3456789]]86-*-mingw32*)
442 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
443 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
445 i[[3456789]]86-*-beos*)
446 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
449 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
452 noconfigdirs="$noconfigdirs rcs"
455 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
458 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
463 AC_ARG_ENABLE(libquadmath,
464 AS_HELP_STRING([--disable-libquadmath],
465 [do not build libquadmath directory]),
466 ENABLE_LIBQUADMATH=$enableval,
467 ENABLE_LIBQUADMATH=yes)
468 if test "${ENABLE_LIBQUADMATH}" = "no" ; then
469 noconfigdirs="$noconfigdirs target-libquadmath"
473 AC_ARG_ENABLE(libquadmath-support,
474 AS_HELP_STRING([--disable-libquadmath-support],
475 [disable libquadmath support for Fortran]),
476 ENABLE_LIBQUADMATH_SUPPORT=$enableval,
477 ENABLE_LIBQUADMATH_SUPPORT=yes)
478 enable_libquadmath_support=
479 if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
480 enable_libquadmath_support=no
484 AC_ARG_ENABLE(libada,
485 [AS_HELP_STRING([--enable-libada], [build libada directory])],
486 ENABLE_LIBADA=$enableval,
488 if test "${ENABLE_LIBADA}" != "yes" ; then
489 noconfigdirs="$noconfigdirs gnattools"
492 AC_ARG_ENABLE(libssp,
493 [AS_HELP_STRING([--enable-libssp], [build libssp directory])],
494 ENABLE_LIBSSP=$enableval,
497 # Save it here so that, even in case of --enable-libgcj, if the Java
498 # front-end isn't enabled, we still get libgcj disabled.
500 case $enable_libgcj in
502 # If we reset it here, it won't get added to noconfigdirs in the
503 # target-specific build rules, so it will be forcibly enabled
504 # (unless the Java language itself isn't enabled).
508 # Make sure we get it printed in the list of not supported target libs.
509 # Don't disable libffi, though, other languages use it.
510 noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
511 # Clear libgcj_saved so that even if java is enabled libffi won't be
518 # Disable libmudflap on some systems.
519 if test x$enable_libmudflap = x ; then
521 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
522 # Enable libmudflap by default in GNU and friends.
525 # Enable libmudflap by default in FreeBSD.
528 # Disable it by default everywhere else.
529 noconfigdirs="$noconfigdirs target-libmudflap"
534 # Disable libgomp on non POSIX hosted systems.
535 if test x$enable_libgomp = x ; then
536 # Enable libgomp by default on hosted POSIX systems.
538 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
540 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
542 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
544 *-*-darwin* | *-*-aix*)
547 noconfigdirs="$noconfigdirs target-libgomp"
552 # Default libgloss CPU subdirectory.
553 libgloss_dir="$target_cpu"
557 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
560 noconfigdirs="$noconfigdirs ld gas gdb gprof"
561 noconfigdirs="$noconfigdirs sim target-rda"
563 i[[3456789]]86-*-darwin*)
564 noconfigdirs="$noconfigdirs ld gprof"
565 noconfigdirs="$noconfigdirs sim target-rda"
567 x86_64-*-darwin[[912]]*)
568 noconfigdirs="$noconfigdirs ld gas gprof"
569 noconfigdirs="$noconfigdirs sim target-rda"
572 noconfigdirs="$noconfigdirs ld gas gdb gprof"
573 noconfigdirs="$noconfigdirs sim target-rda"
574 noconfigdirs="$noconfigdirs ${libgcj}"
576 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
577 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
580 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
581 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
582 && test -f /usr/local/include/gmp.h; then
586 # Skip some stuff that's unsupported on some FreeBSD configurations.
592 noconfigdirs="$noconfigdirs ${libgcj}"
597 # Remove unsupported stuff on all kaOS configurations.
598 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
599 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
600 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
601 noconfigdirs="$noconfigdirs target-libgloss"
604 # Skip some stuff on all NetBSD configurations.
605 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
607 # Skip some stuff that's unsupported on some NetBSD configurations.
609 i*86-*-netbsdelf*) ;;
610 arm*-*-netbsdelf*) ;;
612 noconfigdirs="$noconfigdirs ${libgcj}"
617 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
620 skipdirs="${skipdirs} target-libiberty"
621 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
623 # The tpf target doesn't support gdb yet.
625 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
628 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
631 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
634 # ld works, but does not support shared libraries.
635 # newlib is not 64 bit ready. I'm not sure about fileutils.
636 # gas doesn't generate exception information.
637 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
640 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
643 # newlib is not 64 bit ready
644 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
647 # newlib is not 64 bit ready
648 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
651 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
654 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
656 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
657 noconfigdirs="$noconfigdirs ${libgcj}"
658 noconfigdirs="$noconfigdirs target-examples"
659 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
660 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
661 noconfigdirs="$noconfigdirs expect dejagnu"
662 # the C++ libraries don't build on top of CE's C libraries
663 noconfigdirs="$noconfigdirs target-libstdc++-v3"
664 noconfigdirs="$noconfigdirs target-newlib"
666 *-*-cygwin*) ;; # keep gdb and readline
667 *) noconfigdirs="$noconfigdirs gdb readline"
673 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
677 arm-*-coff | strongarm-*-coff | xscale-*-coff)
678 noconfigdirs="$noconfigdirs ${libgcj}"
681 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
682 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
685 arm*-*-linux-gnueabi)
686 noconfigdirs="$noconfigdirs target-qthreads"
687 case ${with_newlib} in
688 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
693 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
697 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
700 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
703 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
706 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
709 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
712 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
715 unsupported_languages="$unsupported_languages java"
716 noconfigdirs="$noconfigdirs target-boehm-gc"
717 if test x${is_cross_compiler} != xno ; then
718 target_configdirs="${target_configdirs} target-bsp target-cygmon"
722 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
724 c54x*-*-* | tic54x-*-*)
725 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
728 noconfigdirs="$noconfigdirs ${libgcj} gdb"
730 cris-*-* | crisv32-*-*)
731 unsupported_languages="$unsupported_languages java"
734 unsupported_languages="$unsupported_languages fortran"
735 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
736 *-*-elf) # See PR46792 regarding target-libffi.
737 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
739 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
741 unsupported_languages="$unsupported_languages fortran"
742 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
747 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
750 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
753 noconfigdirs="$noconfigdirs ${libgcj} gdb"
755 ep9312-*-elf | ep9312-*-coff)
759 noconfigdirs="$noconfigdirs ${libgcj} gdb"
762 noconfigdirs="$noconfigdirs ${libgcj}"
765 noconfigdirs="$noconfigdirs ${libgcj}"
766 noconfigdirs="$noconfigdirs gprof"
769 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
772 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
774 hppa1.1-*-osf* | hppa1.1-*-bsd* )
776 hppa*64*-*-linux* | parisc*64*-*-linux*)
777 # In this case, it's because the hppa64-linux target is for
778 # the kernel only at this point and has no libc, and thus no
779 # headers, crt*.o, etc., all of which are needed by these.
780 noconfigdirs="$noconfigdirs target-zlib"
782 parisc*-*-linux* | hppa*-*-linux*)
788 noconfigdirs="$noconfigdirs ${libgcj}"
791 noconfigdirs="$noconfigdirs ld shellutils"
797 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
798 # build on HP-UX 10.20.
799 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
802 noconfigdirs="$noconfigdirs ${libgcj} gdb"
805 # No gdb support yet.
806 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
810 noconfigdirs="$noconfigdirs ${libgcj} libgui itcl ld"
813 # No gdb or ld support yet.
814 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
818 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
819 noconfigdirs="$noconfigdirs ${libgcj}"
822 i[[3456789]]86-*-linux*)
823 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
824 # not build java stuff by default.
827 noconfigdirs="$noconfigdirs ${libgcj}";;
830 # This section makes it possible to build newlib natively on linux.
831 # If we are using a cross compiler then don't configure newlib.
832 if test x${is_cross_compiler} != xno ; then
833 noconfigdirs="$noconfigdirs target-newlib"
835 noconfigdirs="$noconfigdirs target-libgloss"
836 # If we are not using a cross compiler, do configure newlib.
837 # Note however, that newlib will only be configured in this situation
838 # if the --with-newlib option has been given, because otherwise
839 # 'target-newlib' will appear in skipdirs.
841 i[[3456789]]86-w64-mingw*)
842 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
844 i[[3456789]]86-*-mingw*)
845 target_configdirs="$target_configdirs target-winsup"
846 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
849 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
852 target_configdirs="$target_configdirs target-libtermcap target-winsup"
853 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
854 # always build newlib if winsup directory is present.
855 if test -d "$srcdir/winsup/cygwin"; then
856 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
857 elif test -d "$srcdir/newlib"; then
858 echo "Warning: winsup/cygwin is missing so newlib can't be built."
861 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
862 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
865 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
867 i[[3456789]]86-*-sco3.2v5*)
868 # The linker does not yet know about weak symbols in COFF,
869 # and is not configured to handle mixed ELF and COFF.
870 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
872 i[[3456789]]86-*-sco*)
873 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
875 i[[3456789]]86-*-solaris2*)
876 noconfigdirs="$noconfigdirs target-libgloss"
878 i[[3456789]]86-*-sysv4*)
879 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
881 i[[3456789]]86-*-beos*)
882 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
884 i[[3456789]]86-*-rdos*)
885 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
888 noconfigdirs="$noconfigdirs ${libgcj}"
890 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
891 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
895 noconfigdirs="$noconfigdirs ${libgcj}"
898 noconfigdirs="$noconfigdirs ${libgcj}"
904 # The EPOC C++ environment does not support exceptions or rtti,
905 # and so building libstdc++-v3 tends not to always work.
906 noconfigdirs="$noconfigdirs target-libstdc++-v3"
909 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
910 unsupported_languages="$unsupported_languages fortran java"
913 noconfigdirs="$noconfigdirs ${libgcj}"
916 noconfigdirs="$noconfigdirs ${libgcj}"
919 noconfigdirs="$noconfigdirs sim"
922 noconfigdirs="$noconfigdirs target-libiberty"
925 # copied from rs6000-*-* entry
926 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
928 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
929 target_configdirs="$target_configdirs target-winsup"
930 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
931 # always build newlib.
932 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
934 # This is temporary until we can link against shared libraries
935 powerpcle-*-solaris*)
936 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
940 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
943 noconfigdirs="$noconfigdirs ${libgcj}"
946 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
950 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
953 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
956 noconfigdirs="$noconfigdirs gprof ${libgcj}"
959 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
962 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
965 skipdirs="$skipdirs target-libiberty"
966 noconfigdirs="$noconfigdirs ${libgcj}"
967 if test x$with_newlib = xyes; then
968 noconfigdirs="$noconfigdirs gprof"
973 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
976 # Linking libjava exceeds command-line length limits on at least
977 # IRIX 6.2, but not on IRIX 6.5.
978 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
979 # <oldham@codesourcery.com>
980 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
983 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
986 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
989 noconfigdirs="$noconfigdirs gprof ${libgcj}"
993 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
997 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
998 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
999 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
1000 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
1004 noconfigdirs="$noconfigdirs ${libgcj}" ;;
1006 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
1009 sparclet-*-aout* | sparc86x-*-*)
1013 noconfigdirs="$noconfigdirs ${libgcj}"
1016 noconfigdirs="$noconfigdirs ${libgcj}"
1020 noconfigdirs="$noconfigdirs ${libgcj}"
1024 noconfigdirs="$noconfigdirs ${libgcj}"
1025 if test x${is_cross_compiler} != xno ; then
1026 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
1031 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
1032 noconfigdirs="$noconfigdirs ${libgcj}"
1034 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1037 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1040 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1043 noconfigdirs="$noconfigdirs ${libgcj}"
1046 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1049 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1052 noconfigdirs="$noconfigdirs ${libgcj}"
1055 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1057 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1058 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1061 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1064 noconfigdirs="$noconfigdirs ${libgcj}"
1068 # If we aren't building newlib, then don't build libgloss, since libgloss
1069 # depends upon some newlib header files.
1070 case "${noconfigdirs}" in
1071 *target-libgloss*) ;;
1072 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1075 # Work in distributions that contain no compiler tools, like Autoconf.
1077 host_makefile_frag=/dev/null
1078 if test -d ${srcdir}/config ; then
1081 # Avoid "too much defining" errors from HPUX compiler.
1082 tentative_cc="cc -Wp,-H256000"
1083 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1084 # If it's HP/UX ar, this should be harmless.
1088 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1091 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1092 # chokes on bfd, the compiler won't let you assign integers to enums, and
1093 # other problems. Defining CC to gcc is a questionable way to say "don't use
1094 # the apollo compiler" (the preferred version of GCC could be called cc,
1095 # or whatever), but I'm not sure leaving CC as cc is any better...
1096 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1097 # Used to have BISON=yacc.
1101 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1104 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1105 tentative_cc="cc -Xa"
1106 host_makefile_frag="config/mh-cxux"
1108 m88k-motorola-sysv*)
1111 tentative_cc="cc -Wf,-XNg1000"
1112 host_makefile_frag="config/mh-decstation"
1115 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1116 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1117 host_makefile_frag="config/mh-necv4"
1120 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1121 # environment. Also bump switch table size so that cp-parse will
1122 # compile. Bump string length limit so linker builds.
1123 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1126 host_makefile_frag="config/mh-sysv4"
1129 # This is for a MIPS running RISC/os 4.52C.
1131 # This is needed for GDB, but needs to be in the top-level make because
1132 # if a library is compiled with the bsd headers and gets linked with the
1133 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1134 # a different size).
1135 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1136 # known except to select the sysv environment. Could we use /proc instead?
1137 # These "sysv environments" and "bsd environments" often end up being a pain.
1139 # This is not part of CFLAGS because perhaps not all C compilers have this
1141 tentative_cc="cc -systype sysv"
1146 i[[3456789]]86-*-sysv5*)
1147 host_makefile_frag="config/mh-sysv5"
1149 i[[3456789]]86-*-dgux*)
1150 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1151 host_makefile_frag="config/mh-dgux386"
1153 i[[3456789]]86-ncr-sysv4.3*)
1154 # The MetaWare compiler will generate a copyright message unless you
1155 # turn it off by adding the -Hnocopyr flag.
1156 tentative_cc="cc -Hnocopyr"
1158 i[[3456789]]86-ncr-sysv4*)
1159 # for an NCR 3000 (i486/SVR4) system.
1160 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1161 # This compiler not only emits obnoxious copyright messages every time
1162 # you run it, but it chokes and dies on a whole bunch of GNU source
1163 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1164 tentative_cc="/usr/ccs/ATT/cc"
1165 host_makefile_frag="config/mh-ncr3000"
1167 i[[3456789]]86-*-sco3.2v5*)
1169 i[[3456789]]86-*-sco*)
1170 # The native C compiler botches some simple uses of const. Unfortunately,
1171 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1172 tentative_cc="cc -Dconst="
1173 host_makefile_frag="config/mh-sco"
1175 i[[3456789]]86-*-udk*)
1176 host_makefile_frag="config/mh-sysv5"
1178 i[[3456789]]86-*-solaris2*)
1179 host_makefile_frag="config/mh-sysv4"
1181 i[[3456789]]86-*-msdosdjgpp*)
1182 host_makefile_frag="config/mh-djgpp"
1185 ACX_CHECK_CYGWIN_CAT_WORKS
1186 host_makefile_frag="config/mh-cygwin"
1189 host_makefile_frag="config/mh-mingw"
1192 host_makefile_frag="config/mh-interix"
1195 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1199 host_makefile_frag="config/mh-solaris"
1202 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1203 # without overflowing the jump tables (-J says to use a 32 bit table)
1204 tentative_cc="cc -J"
1207 tentative_cc="cc -Wp,-H256000"
1208 host_makefile_frag="config/mh-pa-hpux10"
1210 hppa*-hp-hpux* | hppa*-*-hiux*)
1211 tentative_cc="cc -Wp,-H256000"
1212 host_makefile_frag="config/mh-pa"
1215 host_makefile_frag="config/mh-pa"
1217 *-hp-hpux* | *-*-hiux*)
1218 tentative_cc="cc -Wp,-H256000"
1221 # /bin/cc is less than useful for our purposes. Always use GCC
1222 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1223 host_makefile_frag="config/mh-lynxrs6k"
1226 host_makefile_frag="config/mh-darwin"
1229 host_makefile_frag="config/mh-ppc-aix"
1232 host_makefile_frag="config/mh-ppc-aix"
1235 # /bin/cc is less than useful for our purposes. Always use GCC
1236 tentative_cc="/bin/gcc"
1239 host_makefile_frag="config/mh-sysv4"
1241 # This is placed last to prevent interfering with the cases above.
1243 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1244 host_makefile_frag="config/mh-x86omitfp"
1249 # If we aren't going to be using gcc, see if we can extract a definition
1250 # of CC from the fragment.
1251 # Actually, use the 'pre-extracted' version above.
1252 if test -z "${CC}" && test "${build}" = "${host}" ; then
1253 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1255 for dir in $PATH; do
1256 test -z "$dir" && dir=.
1257 if test -f $dir/gcc; then
1263 if test -z "${found}" && test -n "${tentative_cc}" ; then
1268 if test "${build}" != "${host}" ; then
1269 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1270 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1271 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1272 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1273 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1274 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1275 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1276 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1277 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1278 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1279 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1280 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1281 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1283 AR_FOR_BUILD="\$(AR)"
1284 AS_FOR_BUILD="\$(AS)"
1285 CC_FOR_BUILD="\$(CC)"
1286 CXX_FOR_BUILD="\$(CXX)"
1287 GCJ_FOR_BUILD="\$(GCJ)"
1288 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1289 GOC_FOR_BUILD="\$(GOC)"
1290 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1291 LD_FOR_BUILD="\$(LD)"
1292 NM_FOR_BUILD="\$(NM)"
1293 RANLIB_FOR_BUILD="\$(RANLIB)"
1294 WINDRES_FOR_BUILD="\$(WINDRES)"
1295 WINDMC_FOR_BUILD="\$(WINDMC)"
1301 # We must set the default linker to the linker used by gcc for the correct
1302 # operation of libtool. If LD is not defined and we are using gcc, try to
1303 # set the LD default to the ld used by gcc.
1304 if test -z "$LD"; then
1305 if test "$GCC" = yes; then
1308 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1310 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1312 case $gcc_prog_ld in
1313 # Accept absolute paths.
1314 [[\\/]* | [A-Za-z]:[\\/]*)]
1315 LD="$gcc_prog_ld" ;;
1321 ACX_PROG_CMP_IGNORE_INITIAL
1323 # See if we are building gcc with C++.
1324 AC_ARG_ENABLE(build-with-cxx,
1325 [AS_HELP_STRING([--enable-build-with-cxx],
1326 [build with C++ compiler instead of C compiler])],
1327 ENABLE_BUILD_WITH_CXX=$enableval,
1328 ENABLE_BUILD_WITH_CXX=no)
1330 # Used for setting $lt_cv_objdir
1333 # Check for GMP, MPFR and MPC
1334 gmplibs="-lmpc -lmpfr -lgmp"
1338 # Specify a location for mpc
1339 # check for this first so it ends up on the link line before mpfr.
1341 [AS_HELP_STRING([--with-mpc=PATH],
1342 [specify prefix directory for installed MPC package.
1343 Equivalent to --with-mpc-include=PATH/include
1344 plus --with-mpc-lib=PATH/lib])])
1345 AC_ARG_WITH(mpc-include,
1346 [AS_HELP_STRING([--with-mpc-include=PATH],
1347 [specify directory for installed MPC include files])])
1348 AC_ARG_WITH(mpc-lib,
1349 [AS_HELP_STRING([--with-mpc-lib=PATH],
1350 [specify directory for the installed MPC library])])
1352 if test "x$with_mpc" != x; then
1353 gmplibs="-L$with_mpc/lib $gmplibs"
1354 gmpinc="-I$with_mpc/include $gmpinc"
1356 if test "x$with_mpc_include" != x; then
1357 gmpinc="-I$with_mpc_include $gmpinc"
1359 if test "x$with_mpc_lib" != x; then
1360 gmplibs="-L$with_mpc_lib $gmplibs"
1362 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1363 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1364 gmpinc='-I$$s/mpc/src '"$gmpinc"
1365 # Do not test the mpc version. Assume that it is sufficient, since
1366 # it is in the source tree, and the library has not been built yet
1367 # but it would be included on the link line in the version check below
1368 # hence making the test fail.
1372 # Specify a location for mpfr
1373 # check for this first so it ends up on the link line before gmp.
1374 AC_ARG_WITH(mpfr-dir,
1375 [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
1376 [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1377 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
1380 [AS_HELP_STRING([--with-mpfr=PATH],
1381 [specify prefix directory for installed MPFR package.
1382 Equivalent to --with-mpfr-include=PATH/include
1383 plus --with-mpfr-lib=PATH/lib])])
1384 AC_ARG_WITH(mpfr-include,
1385 [AS_HELP_STRING([--with-mpfr-include=PATH],
1386 [specify directory for installed MPFR include files])])
1387 AC_ARG_WITH(mpfr-lib,
1388 [AS_HELP_STRING([--with-mpfr-lib=PATH],
1389 [specify directory for the installed MPFR library])])
1391 if test "x$with_mpfr" != x; then
1392 gmplibs="-L$with_mpfr/lib $gmplibs"
1393 gmpinc="-I$with_mpfr/include $gmpinc"
1395 if test "x$with_mpfr_include" != x; then
1396 gmpinc="-I$with_mpfr_include $gmpinc"
1398 if test "x$with_mpfr_lib" != x; then
1399 gmplibs="-L$with_mpfr_lib $gmplibs"
1401 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1402 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1403 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1404 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1405 # Do not test the mpfr version. Assume that it is sufficient, since
1406 # it is in the source tree, and the library has not been built yet
1407 # but it would be included on the link line in the version check below
1408 # hence making the test fail.
1412 # Specify a location for gmp
1413 AC_ARG_WITH(gmp-dir,
1414 [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
1415 [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1416 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
1419 [AS_HELP_STRING([--with-gmp=PATH],
1420 [specify prefix directory for the installed GMP package.
1421 Equivalent to --with-gmp-include=PATH/include
1422 plus --with-gmp-lib=PATH/lib])])
1423 AC_ARG_WITH(gmp-include,
1424 [AS_HELP_STRING([--with-gmp-include=PATH],
1425 [specify directory for installed GMP include files])])
1426 AC_ARG_WITH(gmp-lib,
1427 [AS_HELP_STRING([--with-gmp-lib=PATH],
1428 [specify directory for the installed GMP library])])
1431 if test "x$with_gmp" != x; then
1432 gmplibs="-L$with_gmp/lib $gmplibs"
1433 gmpinc="-I$with_gmp/include $gmpinc"
1435 if test "x$with_gmp_include" != x; then
1436 gmpinc="-I$with_gmp_include $gmpinc"
1438 if test "x$with_gmp_lib" != x; then
1439 gmplibs="-L$with_gmp_lib $gmplibs"
1441 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1442 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1443 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1444 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1445 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1446 # Do not test the gmp version. Assume that it is sufficient, since
1447 # it is in the source tree, and the library has not been built yet
1448 # but it would be included on the link line in the version check below
1449 # hence making the test fail.
1453 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1455 saved_CFLAGS="$CFLAGS"
1456 CFLAGS="$CFLAGS $gmpinc"
1457 # Check for the recommended and required versions of GMP.
1458 AC_MSG_CHECKING([for the correct version of gmp.h])
1459 AC_TRY_COMPILE([#include "gmp.h"],[
1460 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1461 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1462 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1465 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1466 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1467 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1468 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1471 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1472 [AC_MSG_RESULT([no]); have_gmp=no])
1474 # If we have GMP, check the MPFR version.
1475 if test x"$have_gmp" = xyes; then
1476 # Check for the recommended and required versions of MPFR.
1477 AC_MSG_CHECKING([for the correct version of mpfr.h])
1478 AC_TRY_COMPILE([#include <gmp.h>
1479 #include <mpfr.h>],[
1480 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1483 ], [AC_TRY_COMPILE([#include <gmp.h>
1484 #include <mpfr.h>],[
1485 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1488 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1489 [AC_MSG_RESULT([no]); have_gmp=no])
1492 # Check for the MPC header version.
1493 if test x"$have_gmp" = xyes ; then
1494 # Check for the recommended and required versions of MPC.
1495 AC_MSG_CHECKING([for the correct version of mpc.h])
1496 AC_TRY_COMPILE([#include <mpc.h>],[
1497 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1500 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1501 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1504 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1505 [AC_MSG_RESULT([no]); have_gmp=no])
1508 # Now check the MPFR library.
1509 if test x"$have_gmp" = xyes; then
1511 LIBS="$LIBS $gmplibs"
1512 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1513 AC_TRY_LINK([#include <mpc.h>],[
1520 mpfr_atan2 (n, n, x, GMP_RNDN);
1521 mpfr_erfc (n, x, GMP_RNDN);
1522 mpfr_subnormalize (x, t, GMP_RNDN);
1526 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1527 mpc_cosh (c, c, MPC_RNDNN);
1528 mpc_pow (c, c, c, MPC_RNDNN);
1529 mpc_acosh (c, c, MPC_RNDNN);
1531 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1535 CFLAGS="$saved_CFLAGS"
1537 # The library versions listed in the error message below should match
1538 # the HARD-minimums enforced above.
1539 if test x$have_gmp != xyes; then
1540 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1541 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1542 their locations. Source code for these libraries can be found at
1543 their respective hosting sites as well as at
1544 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1545 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1546 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1547 make sure that you have installed both the libraries and the header
1548 files. They may be located in separate packages.])
1552 # Flags needed for both GMP, MPFR and/or MPC.
1555 AC_SUBST(extra_mpfr_configure_flags)
1556 AC_SUBST(extra_mpc_gmp_configure_flags)
1557 AC_SUBST(extra_mpc_mpfr_configure_flags)
1559 # Allow host libstdc++ to be specified for static linking with PPL.
1560 AC_ARG_WITH(host-libstdcxx,
1561 [AS_HELP_STRING([--with-host-libstdcxx=L],
1562 [use linker arguments L to link with libstdc++
1563 when linking with PPL])])
1565 case $with_host_libstdcxx in
1567 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1571 # Linker flags to use for stage1 or when not boostrapping.
1572 AC_ARG_WITH(stage1-ldflags,
1573 [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
1574 [if test "$withval" = "no" -o "$withval" = "yes"; then
1577 stage1_ldflags=$withval
1580 AC_SUBST(stage1_ldflags)
1582 # Libraries to use for stage1 or when not bootstrapping.
1583 AC_ARG_WITH(stage1-libs,
1584 [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
1585 [if test "$withval" = "no" -o "$withval" = "yes"; then
1588 stage1_libs=$withval
1590 [stage1_libs=$with_host_libstdcxx])
1591 AC_SUBST(stage1_libs)
1593 # Libraries to use for stage2 and later builds. This defaults to the
1594 # argument passed to --with-host-libstdcxx.
1595 AC_ARG_WITH(boot-libs,
1596 [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
1597 [if test "$withval" = "no" -o "$withval" = "yes"; then
1600 poststage1_libs=$withval
1602 [poststage1_libs=$with_host_libstdcxx])
1603 AC_SUBST(poststage1_libs)
1605 # Linker flags to use for stage2 and later builds.
1606 AC_ARG_WITH(boot-ldflags,
1607 [AS_HELP_STRING([--with-boot-ldflags=FLAGS],
1608 [linker flags for stage2 and later])],
1609 [if test "$withval" = "no" -o "$withval" = "yes"; then
1612 poststage1_ldflags=$withval
1614 [poststage1_ldflags=
1615 # In stages 2 and 3, default to linking libstdc++ and libgcc
1616 # statically. But if the user explicitly specified the libraries to
1617 # use, trust that they are doing what they want.
1618 if test "$poststage1_libs" = ""; then
1619 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1621 AC_SUBST(poststage1_ldflags)
1624 ppllibs=" -lppl_c -lppl -lgmpxx"
1628 [AS_HELP_STRING([--with-ppl=PATH],
1629 [specify prefix directory for the installed PPL package.
1630 Equivalent to --with-ppl-include=PATH/include
1631 plus --with-ppl-lib=PATH/lib])])
1632 AC_ARG_WITH(ppl-include,
1633 [AS_HELP_STRING([--with-ppl-include=PATH],
1634 [specify directory for installed PPL include files])])
1635 AC_ARG_WITH(ppl-lib,
1636 [AS_HELP_STRING([--with-ppl-lib=PATH],
1637 [specify directory for the installed PPL library])])
1646 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1647 pplinc="-I$with_ppl/include $pplinc"
1650 if test "x$with_ppl_include" != x; then
1651 pplinc="-I$with_ppl_include $pplinc"
1653 if test "x$with_ppl_lib" != x; then
1654 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1656 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1657 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1658 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1659 enable_ppl_version_check=no
1662 AC_ARG_ENABLE(ppl-version-check,
1663 [AS_HELP_STRING([--disable-ppl-version-check],
1664 [disable check for PPL version])],
1665 ENABLE_PPL_CHECK=$enableval,
1666 ENABLE_PPL_CHECK=yes)
1668 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1669 saved_CFLAGS="$CFLAGS"
1670 CFLAGS="$CFLAGS $pplinc $gmpinc"
1671 AC_MSG_CHECKING([for version 0.11 (or later revision) of PPL])
1672 AC_TRY_COMPILE([#include "ppl_c.h"],[
1673 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
1676 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1677 CFLAGS="$saved_CFLAGS"
1680 # Flags needed for PPL
1687 dnl Provide configure switches and initialize clooginc & clooglibs
1688 dnl with user input.
1690 if test "x$with_ppl" = "xno"; then
1691 dnl Only execute fail-action, if CLooG has been requested.
1692 CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
1693 if test "${graphite_requested}" = yes; then
1694 AC_MSG_ERROR([Unable to find a usable PPL. See config.log for details.])
1698 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1699 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1700 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1701 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1703 if test "x$with_cloog" != "xno"; then
1704 dnl The minimal version of CLooG required for Graphite.
1706 dnl If we use CLooG-Legacy, the provided version information is
1708 CLOOG_CHECK_VERSION(0,16,1)
1710 dnl Only execute fail-action, if CLooG has been requested.
1712 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1715 # Check for LTO support.
1717 [AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
1718 enable_lto=$enableval,
1719 enable_lto=yes; default_enable_lto=yes)
1721 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1722 build_lto_plugin=yes
1723 ],[if test x"$default_enable_lto" = x"yes" ; then
1725 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1726 # On other non-ELF platforms, LTO has yet to be validated.
1730 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1731 # It would also be nice to check the binutils support, but we don't
1732 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1733 # warn during gcc/ subconfigure; unless you're bootstrapping with
1734 # -flto it won't be needed until after installation anyway.
1736 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1737 *) if test x"$enable_lto" = x"yes"; then
1738 AC_MSG_ERROR([LTO support is not enabled for this target.])
1743 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1744 # Build it unless LTO was explicitly disabled.
1746 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1752 # By default, C is the only stage 1 language.
1753 stage1_languages=,c,
1755 # Target libraries that we bootstrap.
1756 bootstrap_target_libs=,target-libgcc,
1758 # Figure out what language subdirectories are present.
1759 # Look if the user specified --enable-languages="..."; if not, use
1760 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1762 # NB: embedded tabs in this IF block -- do not untabify
1763 if test -d ${srcdir}/gcc; then
1764 if test x"${enable_languages+set}" != xset; then
1765 if test x"${LANGUAGES+set}" = xset; then
1766 enable_languages="${LANGUAGES}"
1767 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1769 enable_languages=all
1772 if test x"${enable_languages}" = x ||
1773 test x"${enable_languages}" = xyes;
1775 echo configure.in: --enable-languages needs at least one language argument 1>&2
1779 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1781 # 'f95' is the old name for the 'fortran' language. We issue a warning
1782 # and make the substitution.
1783 case ,${enable_languages}, in
1785 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1786 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1790 # First scan to see if an enabled language requires some other language.
1791 # We assume that a given config-lang.in will list all the language
1792 # front ends it requires, even if some are required indirectly.
1793 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1794 case ${lang_frag} in
1796 # The odd quoting in the next line works around
1797 # an apparent bug in bash 1.12 on linux.
1798 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1800 # From the config-lang.in, get $language, $lang_requires, and
1801 # $lang_requires_boot_languages.
1804 lang_requires_boot_languages=
1806 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1807 case ,${enable_languages}, in
1811 echo " \`$other' language required by \`$language'; enabling" 1>&2
1812 enable_languages="${enable_languages},${other}"
1816 for other in ${lang_requires_boot_languages} ; do
1817 if test "$other" != "c"; then
1818 case ,${enable_stage1_languages}, in
1822 case ,${enable_languages}, in
1824 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1825 enable_stage1_languages="$enable_stage1_languages,${other}"
1836 new_enable_languages=,c,
1838 # If LTO is enabled, add the LTO front end.
1839 extra_host_libiberty_configure_flags=
1840 if test "$enable_lto" = "yes" ; then
1841 case ,${enable_languages}, in
1843 *) enable_languages="${enable_languages},lto" ;;
1845 if test "${build_lto_plugin}" = "yes" ; then
1846 configdirs="$configdirs lto-plugin"
1847 extra_host_libiberty_configure_flags=--enable-shared
1850 AC_SUBST(extra_host_libiberty_configure_flags)
1852 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1853 potential_languages=,c,
1855 enabled_target_libs=
1856 disabled_target_libs=
1858 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1859 case ${lang_frag} in
1861 # The odd quoting in the next line works around
1862 # an apparent bug in bash 1.12 on linux.
1863 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1865 # From the config-lang.in, get $language, $target_libs,
1866 # $lang_dirs, $boot_language, and $build_by_default
1872 build_by_default=yes
1874 if test x${language} = x; then
1875 echo "${lang_frag} doesn't set \$language." 1>&2
1879 if test "$language" = "c++" \
1880 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1884 case ,${enable_languages}, in
1886 # Language was explicitly selected; include it.
1890 # 'all' was selected, select it if it is a default language
1891 add_this_lang=${build_by_default}
1898 # Disable languages that need other directories if these aren't available.
1899 for i in $subdir_requires; do
1900 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1901 case ,${enable_languages}, in
1903 # Specifically requested language; tell them.
1904 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1908 add_this_lang=unsupported
1913 # Disable Ada if no preexisting GNAT is available.
1914 case ,${enable_languages},:${language}:${have_gnat} in
1915 *,${language},*:ada:no)
1916 # Specifically requested language; tell them.
1917 AC_MSG_ERROR([GNAT is required to build $language])
1921 add_this_lang=unsupported
1925 # Disable a language that is unsupported by the target.
1926 case " $unsupported_languages " in
1928 add_this_lang=unsupported
1932 case $add_this_lang in
1934 # Remove language-dependent dirs.
1935 disabled_target_libs="$disabled_target_libs $target_libs"
1936 noconfigdirs="$noconfigdirs $lang_dirs"
1939 # Remove language-dependent dirs; still show language as supported.
1940 disabled_target_libs="$disabled_target_libs $target_libs"
1941 noconfigdirs="$noconfigdirs $lang_dirs"
1942 potential_languages="${potential_languages}${language},"
1945 new_enable_languages="${new_enable_languages}${language},"
1946 potential_languages="${potential_languages}${language},"
1947 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1948 enabled_target_libs="$enabled_target_libs $target_libs"
1949 case "${boot_language}:,$enable_stage1_languages," in
1950 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1951 # Add to (comma-separated) list of stage 1 languages.
1952 case ",$stage1_languages," in
1953 *,$language,* | ,yes, | ,all,) ;;
1954 *) stage1_languages="${stage1_languages}${language}," ;;
1956 # We need to bootstrap any supporting libraries.
1957 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1966 # Add target libraries which are only needed for disabled languages
1968 if test -n "$disabled_target_libs"; then
1969 for dir in $disabled_target_libs; do
1970 case " $enabled_target_libs " in
1972 *) noconfigdirs="$noconfigdirs $dir" ;;
1977 AC_ARG_ENABLE(stage1-languages,
1978 [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
1979 [choose additional languages to build during
1980 stage1. Mostly useful for compiler development])],
1981 [case ,${enable_stage1_languages}, in
1983 # Set it to something that will have no effect in the loop below
1984 enable_stage1_languages=c ;;
1986 enable_stage1_languages=`echo $new_enable_languages | \
1987 sed -e "s/^,//" -e "s/,$//" ` ;;
1989 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1990 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1993 # Add "good" languages from enable_stage1_languages to stage1_languages,
1994 # while "bad" languages go in missing_languages. Leave no duplicates.
1995 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1996 case $potential_languages in
1998 case $stage1_languages in
2000 *) stage1_languages="$stage1_languages$i," ;;
2003 case $missing_languages in
2005 *) missing_languages="$missing_languages$i," ;;
2010 # Remove leading/trailing commas that were added for simplicity
2011 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2012 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2013 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2014 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2016 if test "x$missing_languages" != x; then
2018 The following requested languages could not be built: ${missing_languages}
2019 Supported languages are: ${potential_languages}])
2021 if test "x$new_enable_languages" != "x$enable_languages"; then
2022 echo The following languages will be built: ${new_enable_languages}
2023 enable_languages="$new_enable_languages"
2026 AC_SUBST(stage1_languages)
2027 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2030 # Handle --disable-<component> generically.
2031 for dir in $configdirs $build_configdirs $target_configdirs ; do
2032 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2033 varname=`echo $dirname | sed -e s/+/_/g`
2034 if eval test x\${enable_${varname}} "=" xno ; then
2035 noconfigdirs="$noconfigdirs $dir"
2039 # Check for Boehm's garbage collector
2040 AC_ARG_ENABLE(objc-gc,
2041 [AS_HELP_STRING([--enable-objc-gc],
2042 [enable use of Boehm's garbage collector with the
2043 GNU Objective-C runtime])],
2044 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2045 *,objc,*:*:yes:*target-boehm-gc*)
2046 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2050 # Make sure we only build Boehm's garbage collector if required.
2051 case ,${enable_languages},:${enable_objc_gc} in
2053 # Keep target-boehm-gc if requested for Objective-C.
2056 # Otherwise remove target-boehm-gc depending on target-libjava.
2057 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2058 noconfigdirs="$noconfigdirs target-boehm-gc"
2063 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2064 # $build_configdirs and $target_configdirs.
2065 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2068 for dir in . $skipdirs $noconfigdirs ; do
2069 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2070 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2071 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2072 if test -r $srcdir/$dirname/configure ; then
2073 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2076 notsupp="$notsupp $dir"
2080 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2081 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2082 if test -r $srcdir/$dirname/configure ; then
2083 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2086 notsupp="$notsupp $dir"
2090 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2091 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2092 if test -r $srcdir/$dirname/configure ; then
2093 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2096 notsupp="$notsupp $dir"
2102 # Sometimes the tools are distributed with libiberty but with no other
2103 # libraries. In that case, we don't want to build target-libiberty.
2104 # Don't let libgcc imply libiberty either.
2105 if test -n "${target_configdirs}" ; then
2108 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2109 if test "$i" = "libgcc"; then
2110 libgcc=target-libgcc
2111 elif test "$i" != "libiberty" ; then
2112 if test -r $srcdir/$i/configure ; then
2118 if test -z "${others}" ; then
2119 target_configdirs=$libgcc
2123 # Quietly strip out all directories which aren't configurable in this tree.
2124 # This relies on all configurable subdirectories being autoconfiscated, which
2126 build_configdirs_all="$build_configdirs"
2128 for i in ${build_configdirs_all} ; do
2129 j=`echo $i | sed -e s/build-//g`
2130 if test -f ${srcdir}/$j/configure ; then
2131 build_configdirs="${build_configdirs} $i"
2135 configdirs_all="$configdirs"
2137 for i in ${configdirs_all} ; do
2138 if test -f ${srcdir}/$i/configure ; then
2139 configdirs="${configdirs} $i"
2143 target_configdirs_all="$target_configdirs"
2145 for i in ${target_configdirs_all} ; do
2146 j=`echo $i | sed -e s/target-//g`
2147 if test -f ${srcdir}/$j/configure ; then
2148 target_configdirs="${target_configdirs} $i"
2152 # Produce a warning message for the subdirs we can't configure.
2153 # This isn't especially interesting in the Cygnus tree, but in the individual
2154 # FSF releases, it's important to let people know when their machine isn't
2155 # supported by the one or two programs in a package.
2157 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2158 # If $appdirs is non-empty, at least one of those directories must still
2159 # be configured, or we error out. (E.g., if the gas release supports a
2160 # specified target in some subdirs but not the gas subdir, we shouldn't
2161 # pretend that all is well.)
2162 if test -n "$appdirs" ; then
2163 for dir in $appdirs ; do
2164 if test -r $dir/Makefile.in ; then
2165 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2169 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2175 if test -n "$appdirs" ; then
2176 echo "*** This configuration is not supported by this package." 1>&2
2180 # Okay, some application will build, or we don't care to check. Still
2181 # notify of subdirs not getting built.
2182 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2183 echo " ${notsupp}" 1>&2
2184 echo " (Any other directories should still work fine.)" 1>&2
2192 # To find our prefix, in gcc_cv_tool_prefix.
2197 AC_ARG_WITH([build-sysroot],
2198 [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
2199 [use sysroot as the system root during the build])],
2200 [if test x"$withval" != x ; then
2201 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2203 [SYSROOT_CFLAGS_FOR_TARGET=])
2204 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2206 AC_ARG_WITH([debug-prefix-map],
2207 [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
2208 [map A to B, C to D ... in debug information])],
2209 [if test x"$withval" != x; then
2210 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2211 for debug_map in $withval; do
2212 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2215 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2216 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2218 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2219 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2220 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2221 # We want to ensure that TARGET libraries (which we know are built with
2222 # gcc) are built with "-O2 -g", so include those options when setting
2223 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2224 if test "x$CFLAGS_FOR_TARGET" = x; then
2225 CFLAGS_FOR_TARGET=$CFLAGS
2228 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2231 *" -g "* | *" -g3 "*) ;;
2232 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2235 AC_SUBST(CFLAGS_FOR_TARGET)
2237 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2238 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2239 case " $CXXFLAGS " in
2241 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2243 case " $CXXFLAGS " in
2244 *" -g "* | *" -g3 "*) ;;
2245 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2248 AC_SUBST(CXXFLAGS_FOR_TARGET)
2250 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2251 # the named directory are copied to $(tooldir)/sys-include.
2252 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2253 if test x${is_cross_compiler} = xno ; then
2254 echo 1>&2 '***' --with-headers is only supported when cross compiling
2257 if test x"${with_headers}" != xyes ; then
2258 x=${gcc_cv_tool_prefix}
2259 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2263 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2264 # the name directories are copied to $(tooldir)/lib. Multiple directories
2266 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2267 if test x${is_cross_compiler} = xno ; then
2268 echo 1>&2 '***' --with-libs is only supported when cross compiling
2271 if test x"${with_libs}" != xyes ; then
2272 # Copy the libraries in reverse order, so that files in the first named
2273 # library override files in subsequent libraries.
2274 x=${gcc_cv_tool_prefix}
2275 for l in ${with_libs}; do
2276 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2281 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2283 # This is done by determining whether or not the appropriate directory
2284 # is available, and by checking whether or not specific configurations
2285 # have requested that this magic not happen.
2287 # The command line options always override the explicit settings in
2288 # configure.in, and the settings in configure.in override this magic.
2290 # If the default for a toolchain is to use GNU as and ld, and you don't
2291 # want to do that, then you should use the --without-gnu-as and
2292 # --without-gnu-ld options for the configure script. Similarly, if
2293 # the default is to use the included zlib and you don't want to do that,
2294 # you should use the --with-system-zlib option for the configure script.
2296 if test x${use_gnu_as} = x &&
2297 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2299 extra_host_args="$extra_host_args --with-gnu-as"
2302 if test x${use_gnu_ld} = x &&
2303 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2305 extra_host_args="$extra_host_args --with-gnu-ld"
2308 if test x${use_included_zlib} = x &&
2309 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2312 with_system_zlib=yes
2313 extra_host_args="$extra_host_args --with-system-zlib"
2316 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2317 # can detect this case.
2319 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2321 extra_host_args="$extra_host_args --with-newlib"
2324 # Handle ${copy_dirs}
2325 set fnord ${copy_dirs}
2327 while test $# != 0 ; do
2328 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2331 echo Copying $1 to $2
2333 # Use the install script to create the directory and all required
2334 # parent directories.
2335 if test -d $2 ; then
2339 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2342 # Copy the directory, assuming we have tar.
2343 # FIXME: Should we use B in the second tar? Not all systems support it.
2344 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2346 # It is the responsibility of the user to correctly adjust all
2347 # symlinks. If somebody can figure out how to handle them correctly
2348 # here, feel free to add the code.
2355 # Determine a target-dependent exec_prefix that the installed
2356 # gcc will search in. Keep this list sorted by triplet, with
2357 # the *-*-osname triplets last.
2361 md_exec_prefix=/gnu/lib/gcc-lib
2363 i[[34567]]86-pc-msdosdjgpp*)
2364 md_exec_prefix=/dev/env/DJDIR/bin
2366 i[[34567]]86-*-sco3.2v5*)
2367 if test $with_gnu_as = yes; then
2368 md_exec_prefix=/usr/gnu/bin
2370 md_exec_prefix=/usr/ccs/bin/elf
2375 powerpc-*-chorusos* | \
2376 powerpc*-*-eabi* | \
2377 powerpc*-*-sysv* | \
2378 powerpc*-*-kaos* | \
2380 md_exec_prefix=/usr/ccs/bin
2385 md_exec_prefix=/usr/ccs/bin
2400 md_exec_prefix=/usr/ccs/bin
2404 extra_arflags_for_target=
2405 extra_nmflags_for_target=
2406 extra_ranlibflags_for_target=
2407 target_makefile_frag=/dev/null
2410 target_makefile_frag="config/mt-mep"
2413 target_makefile_frag="config/mt-spu"
2416 target_makefile_frag="config/mt-sde"
2418 mipsisa*-*-elfoabi*)
2419 target_makefile_frag="config/mt-mips-elfoabi"
2421 mips*-*-*linux* | mips*-*-gnu*)
2422 target_makefile_frag="config/mt-mips-gnu"
2425 target_makefile_frag="config/mt-netware"
2427 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2428 target_makefile_frag="config/mt-gnu"
2430 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2431 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2432 # commands to handle both 32-bit and 64-bit objects. These flags are
2433 # harmless if we're using GNU nm or ar.
2434 extra_arflags_for_target=" -X32_64"
2435 extra_nmflags_for_target=" -B -X32_64"
2438 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2439 extra_ranlibflags_for_target=" -c"
2441 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2442 target_makefile_frag="config/mt-wince"
2446 alphaieee_frag=/dev/null
2449 # This just makes sure to use the -mieee option to build target libs.
2450 # This should probably be set individually by each library.
2451 alphaieee_frag="config/mt-alphaieee"
2455 # If --enable-target-optspace always use -Os instead of -O2 to build
2456 # the target libraries, similarly if it is not specified, use -Os
2457 # on selected platforms.
2458 ospace_frag=/dev/null
2459 case "${enable_target_optspace}:${target}" in
2461 ospace_frag="config/mt-ospace"
2464 ospace_frag="config/mt-d30v"
2466 :m32r-* | :d10v-* | :fr30-*)
2467 ospace_frag="config/mt-ospace"
2472 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2476 # Default to using --with-stabs for certain targets.
2477 if test x${with_stabs} = x ; then
2479 mips*-*-irix[[56]]*)
2481 mips*-*-* | alpha*-*-osf*)
2483 extra_host_args="${extra_host_args} --with-stabs"
2488 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2489 # them automatically.
2492 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2496 # Some systems (e.g., one of the i386-aix systems the gas testers are
2497 # using) don't handle "\$" correctly, so don't use it here.
2498 tooldir='${exec_prefix}'/${target_noncanonical}
2499 build_tooldir=${tooldir}
2501 # Create a .gdbinit file which runs the one in srcdir
2502 # and tells GDB to look there for source files.
2504 if test -r ${srcdir}/.gdbinit ; then
2507 *) cat > ./.gdbinit <<EOF
2511 source ${srcdir}/.gdbinit
2517 # Make sure that the compiler is able to generate an executable. If it
2518 # can't, we are probably in trouble. We don't care whether we can run the
2519 # executable--we might be using a cross compiler--we only care whether it
2520 # can be created. At this point the main configure script has set CC.
2522 echo "int main () { return 0; }" > conftest.c
2523 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2524 if test $? = 0 ; then
2525 if test -s conftest || test -s conftest.exe ; then
2531 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2532 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2539 # The Solaris /usr/ucb/cc compiler does not appear to work.
2541 sparc-sun-solaris2*)
2542 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2543 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2545 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2546 if test -d /opt/cygnus/bin ; then
2547 if test "$could_use" = "" ; then
2548 could_use="/opt/cygnus/bin"
2550 could_use="$could_use or /opt/cygnus/bin"
2553 if test "$could_use" = "" ; then
2554 echo "Warning: compilation may fail because you're using"
2555 echo "/usr/ucb/cc. You should change your PATH or CC "
2556 echo "variable and rerun configure."
2558 echo "Warning: compilation may fail because you're using"
2559 echo "/usr/ucb/cc, when you should use the C compiler from"
2560 echo "$could_use. You should change your"
2561 echo "PATH or CC variable and rerun configure."
2567 # Decide which environment variable is used to find dynamic libraries.
2569 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2570 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2571 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2572 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2575 # On systems where the dynamic library environment variable is PATH,
2576 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2577 # built executables to PATH.
2578 if test "$RPATH_ENVVAR" = PATH; then
2579 GCC_SHLIB_SUBDIR=/shlib
2584 # Record target_configdirs and the configure arguments for target and
2585 # build configuration in Makefile.
2586 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2587 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2589 # If we are building libgomp, bootstrap it.
2590 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2591 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2594 # Determine whether gdb needs tk/tcl or not.
2595 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2596 # and in that case we want gdb to be built without tk. Ugh!
2597 # In fact I believe gdb is the *only* package directly dependent on tk,
2598 # so we should be able to put the 'maybe's in unconditionally and
2599 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2600 # 100% sure that that's safe though.
2602 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2603 case "$enable_gdbtk" in
2607 GDB_TK="${gdb_tk}" ;;
2609 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2610 # distro. Eventually someone will fix this and move Insight, nee
2611 # gdbtk to a separate directory.
2612 if test -d ${srcdir}/gdb/gdbtk ; then
2619 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2620 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2622 # Strip out unwanted targets.
2624 # While at that, we remove Makefiles if we were started for recursive
2625 # configuration, so that the top-level Makefile reconfigures them,
2626 # like we used to do when configure itself was recursive.
2628 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2629 # but now we're fixing up the Makefile ourselves with the additional
2630 # commands passed to AC_CONFIG_FILES. Use separate variables
2631 # extrasub-{build,host,target} not because there is any reason to split
2632 # the substitutions up that way, but only to remain below the limit of
2633 # 99 commands in a script, for HP-UX sed.
2634 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2636 AC_ARG_ENABLE([bootstrap],
2637 [AS_HELP_STRING([--enable-bootstrap],
2638 [enable bootstrapping @<:@yes if native build@:>@])],,
2639 enable_bootstrap=default)
2641 # Issue errors and warnings for invalid/strange bootstrap combinations.
2642 case "$configdirs" in
2643 *gcc*) have_compiler=yes ;;
2644 *) have_compiler=no ;;
2647 case "$have_compiler:$host:$target:$enable_bootstrap" in
2650 # Default behavior. Enable bootstrap if we have a compiler
2651 # and we are in a native configuration.
2652 yes:$build:$build:default)
2653 enable_bootstrap=yes ;;
2656 enable_bootstrap=no ;;
2658 # We have a compiler and we are in a native configuration, bootstrap is ok
2659 yes:$build:$build:yes)
2662 # Other configurations, but we have a compiler. Assume the user knows
2665 AC_MSG_WARN([trying to bootstrap a cross compiler])
2668 # No compiler: if they passed --enable-bootstrap explicitly, fail
2670 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2672 # Fail if wrong command line
2674 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2678 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2681 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2685 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2686 yes:yes:*\ gold\ *:*,c++,*) ;;
2687 yes:yes:*\ gold\ *:*)
2688 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2692 # Adjust the toplevel makefile according to whether bootstrap was selected.
2693 case $enable_bootstrap in
2695 bootstrap_suffix=bootstrap
2696 BUILD_CONFIG=bootstrap-debug
2699 bootstrap_suffix=no-bootstrap
2704 AC_MSG_CHECKING(for default BUILD_CONFIG)
2706 AC_ARG_WITH([build-config],
2707 [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
2708 [use config/NAME.mk build configuration])],
2709 [case $with_build_config in
2710 yes) with_build_config= ;;
2711 no) with_build_config= BUILD_CONFIG= ;;
2714 if test "x${with_build_config}" != x; then
2715 BUILD_CONFIG=$with_build_config
2717 case $BUILD_CONFIG in
2719 if echo "int f (void) { return 0; }" > conftest.c &&
2720 ${CC} -c conftest.c &&
2721 mv conftest.o conftest.o.g0 &&
2722 ${CC} -c -g conftest.c &&
2723 mv conftest.o conftest.o.g &&
2724 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2729 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2733 AC_MSG_RESULT($BUILD_CONFIG)
2734 AC_SUBST(BUILD_CONFIG)
2737 for module in ${build_configdirs} ; do
2738 if test -z "${no_recursion}" \
2739 && test -f ${build_subdir}/${module}/Makefile; then
2740 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2741 rm -f ${build_subdir}/${module}/Makefile
2743 extrasub_build="$extrasub_build
2744 /^@if build-$module\$/d
2745 /^@endif build-$module\$/d
2746 /^@if build-$module-$bootstrap_suffix\$/d
2747 /^@endif build-$module-$bootstrap_suffix\$/d"
2750 for module in ${configdirs} ; do
2751 if test -z "${no_recursion}"; then
2752 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2753 if test -f ${file}; then
2754 echo 1>&2 "*** removing ${file} to force reconfigure"
2759 extrasub_host="$extrasub_host
2761 /^@endif $module\$/d
2762 /^@if $module-$bootstrap_suffix\$/d
2763 /^@endif $module-$bootstrap_suffix\$/d"
2766 for module in ${target_configdirs} ; do
2767 if test -z "${no_recursion}" \
2768 && test -f ${target_subdir}/${module}/Makefile; then
2769 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2770 rm -f ${target_subdir}/${module}/Makefile
2773 # We only bootstrap target libraries listed in bootstrap_target_libs.
2774 case $bootstrap_target_libs in
2775 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2776 *) target_bootstrap_suffix=no-bootstrap ;;
2779 extrasub_target="$extrasub_target
2780 /^@if target-$module\$/d
2781 /^@endif target-$module\$/d
2782 /^@if target-$module-$target_bootstrap_suffix\$/d
2783 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2786 # Do the final fixup along with target modules.
2787 extrasub_target="$extrasub_target
2788 /^@if /,/^@endif /d"
2790 # Create the serialization dependencies. This uses a temporary file.
2792 AC_ARG_ENABLE([serial-configure],
2793 [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
2794 [force sequential configuration of
2795 sub-packages for the host, target or build
2796 machine, or all sub-packages])])
2798 case ${enable_serial_configure} in
2800 enable_serial_build_configure=yes
2801 enable_serial_host_configure=yes
2802 enable_serial_target_configure=yes
2806 # These force 'configure's to be done one at a time, to avoid problems
2807 # with contention over a shared config.cache.
2809 echo '# serdep.tmp' > serdep.tmp
2811 test "x${enable_serial_build_configure}" = xyes &&
2812 for item in ${build_configdirs} ; do
2815 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2820 test "x${enable_serial_host_configure}" = xyes &&
2821 for item in ${configdirs} ; do
2824 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2829 test "x${enable_serial_target_configure}" = xyes &&
2830 for item in ${target_configdirs} ; do
2833 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2837 serialization_dependencies=serdep.tmp
2838 AC_SUBST_FILE(serialization_dependencies)
2840 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2841 # target, nonopt, and variable assignments. These are the ones we
2842 # might not want to pass down to subconfigures. The exception being
2843 # --cache-file=/dev/null, which is used to turn off the use of cache
2844 # files altogether, and which should be passed on to subconfigures.
2845 # Also strip program-prefix, program-suffix, and program-transform-name,
2846 # so that we can pass down a consistent program-transform-name.
2851 eval "set -- $ac_configure_args"
2854 if test X"$skip_next" = X"yes"; then
2858 if test X"$keep_next" = X"yes"; then
2861 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2863 baseargs="$baseargs '$ac_arg'"
2864 tbaseargs="$tbaseargs '$ac_arg'"
2869 # Handle separated arguments. Based on the logic generated by
2872 *=* | --config-cache | -C | -disable-* | --disable-* \
2873 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2874 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2875 | -with-* | --with-* | -without-* | --without-* | --x)
2889 --with-* | --without-*)
2890 libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
2894 lib=`echo "$libopt" | sed 's,[-_]include$,,'`
2897 lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
2906 mpc | mpfr | gmp | ppl | cloog)
2907 # If we're processing --with-$lib, --with-$lib-include or
2908 # --with-$lib-lib, for one of the libs above, and target is
2909 # different from host, don't pass the current argument to any
2910 # target library's configure.
2911 if test x$is_cross_compiler = xyes; then
2920 --cache-file=/dev/null | \
2921 -cache-file=/dev/null )
2922 # Handled here to avoid the test to skip args below.
2923 baseargs="$baseargs '$ac_arg'"
2924 tbaseargs="$tbaseargs '$ac_arg'"
2925 # Assert: $separate_arg should always be no.
2926 keep_next=$separate_arg
2942 -program-prefix* | \
2943 -program-suffix* | \
2944 -program-transform-name* )
2945 skip_next=$separate_arg
2949 # An option. Add it.
2952 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2954 baseargs="$baseargs '$ac_arg'"
2955 if test X"$skip_targ" = Xno; then
2956 tbaseargs="$tbaseargs '$ac_arg'"
2958 keep_next=$separate_arg
2961 # Either a variable assignment, or a nonopt (triplet). Don't
2962 # pass it down; let the Makefile handle this.
2967 # Remove the initial space we just introduced and, as these will be
2968 # expanded by make, quote '$'.
2969 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2971 # Add in --program-transform-name, after --program-prefix and
2972 # --program-suffix have been applied to it. Autoconf has already
2973 # doubled dollar signs and backslashes in program_transform_name; we want
2974 # the backslashes un-doubled, and then the entire thing wrapped in single
2975 # quotes, because this will be expanded first by make and then by the shell.
2976 # Also, because we want to override the logic in subdir configure scripts to
2977 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2978 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2979 ${program_transform_name}
2981 gcc_transform_name=`cat conftestsed.out`
2982 rm -f conftestsed.out
2983 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2984 tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
2985 if test "$silent" = yes; then
2986 baseargs="$baseargs --silent"
2987 tbaseargs="$tbaseargs --silent"
2989 baseargs="$baseargs --disable-option-checking"
2990 tbaseargs="$tbaseargs --disable-option-checking"
2992 # Record and document user additions to sub configure arguments.
2993 AC_ARG_VAR([build_configargs],
2994 [additional configure arguments for build directories])
2995 AC_ARG_VAR([host_configargs],
2996 [additional configure arguments for host directories])
2997 AC_ARG_VAR([target_configargs],
2998 [additional configure arguments for target directories])
3000 # For the build-side libraries, we just need to pretend we're native,
3001 # and not use the same cache file. Multilibs are neither needed nor
3003 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
3005 # For host modules, accept cache file option, or specification as blank.
3006 case "${cache_file}" in
3008 cache_file_option="" ;;
3009 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
3010 cache_file_option="--cache-file=${cache_file}" ;;
3012 cache_file_option="--cache-file=../${cache_file}" ;;
3015 # Host dirs don't like to share a cache file either, horribly enough.
3016 # This seems to be due to autoconf 2.5x stupidity.
3017 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
3019 target_configargs="$target_configargs ${tbaseargs}"
3021 # Passing a --with-cross-host argument lets the target libraries know
3022 # whether they are being built with a cross-compiler or being built
3023 # native. However, it would be better to use other mechanisms to make the
3024 # sorts of decisions they want to make on this basis. Please consider
3025 # this option to be deprecated. FIXME.
3026 if test x${is_cross_compiler} = xyes ; then
3027 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
3030 # Default to --enable-multilib.
3031 if test x${enable_multilib} = x ; then
3032 target_configargs="--enable-multilib ${target_configargs}"
3035 # Pass --with-newlib if appropriate. Note that target_configdirs has
3036 # changed from the earlier setting of with_newlib.
3037 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3038 target_configargs="--with-newlib ${target_configargs}"
3041 # Different target subdirs use different values of certain variables
3042 # (notably CXX). Worse, multilibs use *lots* of different values.
3043 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3044 # it doesn't automatically accept command-line overrides of them.
3045 # This means it's not safe for target subdirs to share a cache file,
3046 # which is disgusting, but there you have it. Hopefully this can be
3047 # fixed in future. It's still worthwhile to use a cache file for each
3048 # directory. I think.
3050 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3051 # We need to pass --target, as newer autoconf's requires consistency
3052 # for target_alias and gcc doesn't manage it consistently.
3053 target_configargs="--cache-file=./config.cache ${target_configargs}"
3056 case " $target_configdirs " in
3058 case " $target_configargs " in
3059 *" --with-newlib "*)
3062 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 $$s/winsup/w32api/include'
3066 # If we're not building GCC, don't discard standard headers.
3067 if test -d ${srcdir}/gcc; then
3068 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3070 if test "${build}" != "${host}"; then
3071 # On Canadian crosses, CC_FOR_TARGET will have already been set
3072 # by `configure', so we won't have an opportunity to add -Bgcc/
3073 # to it. This is right: we don't want to search that directory
3074 # for binaries, but we want the header files in there, so add
3076 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
3078 # Someone might think of using the pre-installed headers on
3079 # Canadian crosses, in case the installed compiler is not fully
3080 # compatible with the compiler being built. In this case, it
3081 # would be better to flag an error than risking having
3082 # incompatible object files being constructed. We can't
3083 # guarantee that an error will be flagged, but let's hope the
3084 # compiler will do it, when presented with incompatible header
3089 case "${target}-${is_cross_compiler}" in
3090 i[[3456789]]86-*-linux*-no)
3091 # Here host == target, so we don't need to build gcc,
3092 # so we don't want to discard standard headers.
3093 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3096 # If we're building newlib, use its generic headers last, but search
3097 # for any libc-related directories first (so make it the last -B
3099 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3101 # If we're building libgloss, find the startup file, simulator library
3102 # and linker script.
3103 case " $target_configdirs " in
3105 # Look for startup file, simulator library and maybe linker script.
3106 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3107 # Look for libnosys.a in case the target needs it.
3108 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3109 # Most targets have the linker script in the source directory.
3110 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3121 x86_64-*mingw* | *-w64-mingw*)
3122 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3123 # however, use a symlink named 'mingw' in ${prefix} .
3124 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3127 # MinGW can't be handled as Cygwin above since it does not use newlib.
3128 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3132 # Allow the user to override the flags for
3133 # our build compiler if desired.
3134 if test x"${build}" = x"${host}" ; then
3135 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3136 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3137 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3140 # On Canadian crosses, we'll be searching the right directories for
3141 # the previously-installed cross compiler, so don't bother to add
3142 # flags for directories within the install tree of the compiler
3143 # being built; programs in there won't even run.
3144 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3145 # Search for pre-installed headers if nothing else fits.
3146 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3149 if test "x${use_gnu_ld}" = x &&
3150 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3151 # Arrange for us to find uninstalled linker scripts.
3152 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3155 # Search for other target-specific linker scripts and such.
3158 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3162 # Makefile fragments.
3163 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3165 eval fragval=\$$frag
3166 if test $fragval != /dev/null; then
3167 eval $frag=${srcdir}/$fragval
3170 AC_SUBST_FILE(host_makefile_frag)
3171 AC_SUBST_FILE(target_makefile_frag)
3172 AC_SUBST_FILE(alphaieee_frag)
3173 AC_SUBST_FILE(ospace_frag)
3175 # Miscellanea: directories, flags, etc.
3176 AC_SUBST(RPATH_ENVVAR)
3177 AC_SUBST(GCC_SHLIB_SUBDIR)
3179 AC_SUBST(build_tooldir)
3180 AC_SUBST(CONFIGURE_GDB_TK)
3182 AC_SUBST(INSTALL_GDB_TK)
3184 # Build module lists & subconfigure args.
3185 AC_SUBST(build_configargs)
3186 AC_SUBST(build_configdirs)
3188 # Host module lists & subconfigure args.
3189 AC_SUBST(host_configargs)
3190 AC_SUBST(configdirs)
3191 AC_SUBST(target_configdirs)
3193 # Target module lists & subconfigure args.
3194 AC_SUBST(target_configargs)
3198 AC_SUBST(AR_FOR_BUILD)
3199 AC_SUBST(AS_FOR_BUILD)
3200 AC_SUBST(CC_FOR_BUILD)
3201 AC_SUBST(CFLAGS_FOR_BUILD)
3202 AC_SUBST(CXXFLAGS_FOR_BUILD)
3203 AC_SUBST(CXX_FOR_BUILD)
3204 AC_SUBST(DLLTOOL_FOR_BUILD)
3205 AC_SUBST(GCJ_FOR_BUILD)
3206 AC_SUBST(GFORTRAN_FOR_BUILD)
3207 AC_SUBST(GOC_FOR_BUILD)
3208 AC_SUBST(LDFLAGS_FOR_BUILD)
3209 AC_SUBST(LD_FOR_BUILD)
3210 AC_SUBST(NM_FOR_BUILD)
3211 AC_SUBST(RANLIB_FOR_BUILD)
3212 AC_SUBST(WINDMC_FOR_BUILD)
3213 AC_SUBST(WINDRES_FOR_BUILD)
3214 AC_SUBST(config_shell)
3216 # Generate default definitions for YACC, M4, LEX and other programs that run
3217 # on the build machine. These are used if the Makefile can't locate these
3218 # programs in objdir.
3219 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3221 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3222 case " $build_configdirs " in
3223 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3224 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3227 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3228 case " $build_configdirs " in
3229 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3232 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3233 case " $build_configdirs " in
3234 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3237 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3238 case " $build_configdirs " in
3239 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3240 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3243 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3244 case " $build_configdirs " in
3245 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3248 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3249 case " $build_configdirs " in
3250 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3253 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3254 # higher, else we use the "missing" dummy.
3255 if ${MAKEINFO} --version \
3256 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3259 MAKEINFO="$MISSING makeinfo"
3265 # FIXME: expect and dejagnu may become build tools?
3267 AC_CHECK_PROGS(EXPECT, expect, expect)
3268 case " $configdirs " in
3270 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3274 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3275 case " $configdirs " in
3277 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3283 NCN_STRICT_CHECK_TOOLS(AR, ar)
3284 NCN_STRICT_CHECK_TOOLS(AS, as)
3285 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3286 NCN_STRICT_CHECK_TOOLS(LD, ld)
3287 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3288 NCN_STRICT_CHECK_TOOLS(NM, nm)
3289 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3290 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3291 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3292 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3293 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3294 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3301 AC_ARG_WITH([build-time-tools],
3302 [AS_HELP_STRING([--with-build-time-tools=PATH],
3303 [use given path to find target tools during the build])],
3304 [case x"$withval" in
3307 with_build_time_tools=
3308 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3311 [with_build_time_tools=])
3313 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3314 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3315 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3316 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3317 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3318 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3320 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3321 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3322 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3323 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3324 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3325 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3326 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3327 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3328 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3329 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3330 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3332 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3334 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3335 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3336 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3337 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3338 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3339 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3341 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3342 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3344 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3345 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3346 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3347 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3348 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3349 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3350 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3351 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3352 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3353 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3354 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3355 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3356 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3357 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3358 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3359 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3361 AC_SUBST(FLAGS_FOR_TARGET)
3362 AC_SUBST(RAW_CXX_FOR_TARGET)
3364 # Certain tools may need extra flags.
3365 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3366 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3367 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3369 # When building target libraries, except in a Canadian cross, we use
3370 # the same toolchain as the compiler we just built.
3371 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3372 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3373 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3374 if test $host = $build; then
3375 case " $configdirs " in
3377 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3378 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3379 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3384 AC_SUBST(COMPILER_AS_FOR_TARGET)
3385 AC_SUBST(COMPILER_LD_FOR_TARGET)
3386 AC_SUBST(COMPILER_NM_FOR_TARGET)
3388 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3389 AC_ARG_ENABLE(maintainer-mode,
3390 [AS_HELP_STRING([--enable-maintainer-mode],
3391 [enable make rules and dependencies not useful
3392 (and sometimes confusing) to the casual installer])],
3393 USE_MAINTAINER_MODE=$enableval,
3394 USE_MAINTAINER_MODE=no)
3395 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3396 AC_SUBST(MAINTAINER_MODE_TRUE)
3397 AC_SUBST(MAINTAINER_MODE_FALSE)
3398 if test "$USE_MAINTAINER_MODE" = yes; then
3399 MAINTAINER_MODE_TRUE=
3400 MAINTAINER_MODE_FALSE='#'
3402 MAINTAINER_MODE_TRUE='#'
3403 MAINTAINER_MODE_FALSE=
3405 MAINT=$MAINTAINER_MODE_TRUE
3408 # ---------------------
3409 # GCC bootstrap support
3410 # ---------------------
3412 # Stage specific cflags for build.
3417 yes) stage1_cflags="-g -Wa,-J" ;;
3418 *) stage1_cflags="-g -J" ;;
3422 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3423 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3424 saved_CFLAGS="$CFLAGS"
3426 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3427 CFLAGS="$CFLAGS -fkeep-inline-functions"
3428 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3430 #if (__GNUC__ < 3) \
3431 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3432 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3433 #error http://gcc.gnu.org/PR29382
3436 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3437 [AC_MSG_RESULT([no])])
3439 CFLAGS="$saved_CFLAGS"
3442 AC_SUBST(stage1_cflags)
3444 # Enable --enable-checking in stage1 of the compiler.
3445 AC_ARG_ENABLE(stage1-checking,
3446 [AS_HELP_STRING([[--enable-stage1-checking[=all]]],
3447 [choose additional checking for stage1 of the compiler])],
3448 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3449 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3450 stage1_checking=--enable-checking=yes,types
3452 stage1_checking=--enable-checking=$enable_checking,types
3454 AC_SUBST(stage1_checking)
3456 # Enable -Werror in bootstrap stage2 and later.
3457 AC_ARG_ENABLE(werror,
3458 [AS_HELP_STRING([--enable-werror],
3459 [enable -Werror in bootstrap stage2 and later])], [],
3460 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3465 case ${enable_werror} in
3466 yes) stage2_werror_flag="--enable-werror-always" ;;
3467 *) stage2_werror_flag="" ;;
3469 AC_SUBST(stage2_werror_flag)
3471 # Specify what files to not compare during bootstrap.
3473 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3475 hppa*64*-*-hpux*) ;;
3476 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3478 case " $configdirs " in
3479 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3481 AC_SUBST(compare_exclusions)
3483 AC_CONFIG_FILES([Makefile],
3484 [sed "$extrasub_build" Makefile |
3485 sed "$extrasub_host" |
3486 sed "$extrasub_target" > mf$$
3487 mv -f mf$$ Makefile],
3488 [extrasub_build="$extrasub_build"
3489 extrasub_host="$extrasub_host"
3490 extrasub_target="$extrasub_target"])