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 \
207 # these tools are built using the target libraries, and are intended to
208 # run only in the target environment
210 # note: any program that *uses* libraries that are in the "target_libraries"
211 # list belongs in this list. those programs are also very likely
212 # candidates for the "native_only" list which follows
214 target_tools="target-examples target-groff target-gperf target-rda"
216 ################################################################################
218 ## All tools belong in one of the four categories, and are assigned above
219 ## We assign ${configdirs} this way to remove all embedded newlines. This
220 ## is important because configure will choke if they ever get through.
221 ## ${configdirs} is directories we build using the host tools.
222 ## ${target_configdirs} is directories we build using the target tools.
223 configdirs=`echo ${host_libs} ${host_tools}`
224 target_configdirs=`echo ${target_libraries} ${target_tools}`
225 build_configdirs=`echo ${build_libs} ${build_tools}`
227 m4_divert_text([PARSE_ARGS],
230 m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
231 AC_MSG_ERROR([path to source, $srcdir, contains spaces])
232 m4_popdef([AS_MESSAGE_LOG_FD])dnl
235 ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
238 ################################################################################
240 srcname="gnu development package"
242 # This gets set non-empty for some net releases of packages.
245 # Define is_cross_compiler to save on calls to 'test'.
247 if test x"${host}" = x"${target}" ; then
250 is_cross_compiler=yes
253 # Find the build and target subdir names.
255 # Be sure to cover against remnants of an in-tree build.
256 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
257 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
258 Use a pristine source tree when building in a separate tree])
261 # Skipdirs are removed silently.
263 # Noconfigdirs are removed loudly.
267 # Make sure we don't let GNU ld be added if we didn't want it.
268 if test x$with_gnu_ld = xno ; then
270 noconfigdirs="$noconfigdirs ld gold"
274 # Make sure we don't let GNU as be added if we didn't want it.
275 if test x$with_gnu_as = xno ; then
277 noconfigdirs="$noconfigdirs gas"
281 # Make sure we don't let ZLIB be added if we didn't want it.
282 if test x$with_system_zlib = xyes ; then
284 noconfigdirs="$noconfigdirs zlib"
287 # some tools are so dependent upon X11 that if we're not building with X,
288 # it's not even worth trying to configure, much less build, that tool.
291 yes | "") ;; # the default value for this tree is that X11 is available
293 skipdirs="${skipdirs} tk itcl libgui"
294 # We won't be able to build gdbtk without X.
297 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
300 # Some tools are only suitable for building in a "native" situation.
301 # Remove these if host!=target.
302 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"
304 # Similarly, some are only suitable for cross toolchains.
305 # Remove these if host=target.
306 cross_only="target-libgloss target-newlib target-opcodes"
308 case $is_cross_compiler in
309 no) skipdirs="${skipdirs} ${cross_only}" ;;
310 yes) skipdirs="${skipdirs} ${native_only}" ;;
313 # If both --with-headers and --with-libs are specified, default to
315 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
316 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
317 if test x"${with_newlib}" = x ; then
322 # Recognize --with-newlib/--without-newlib.
323 case ${with_newlib} in
324 no) skipdirs="${skipdirs} target-newlib" ;;
325 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
328 # Handle --enable-gold, --enable-ld.
329 # --disable-gold [--enable-ld]
330 # Build only ld. Default option.
331 # --enable-gold [--enable-ld]
332 # Build both gold and ld. Install gold as "ld.gold", install ld
333 # as "ld.bfd" and "ld".
334 # --enable-gold=default [--enable-ld]
335 # Build both gold and ld. Install gold as "ld.gold" and "ld",
336 # install ld as "ld.bfd".
337 # --enable-gold[=default] --disable-ld
338 # Build only gold, which is then installed as both "ld.gold" and "ld".
339 # --enable-gold --enable-ld=default
340 # Build both gold (installed as "ld.gold") and ld (installed as "ld"
342 # In other words, ld is default
343 # --enable-gold=default --enable-ld=default
348 [AS_HELP_STRING([[--enable-gold[=ARG]]],
349 [build gold @<:@ARG={default,yes,no}@:>@])],
350 ENABLE_GOLD=$enableval,
352 case "${ENABLE_GOLD}" in
354 # Check for ELF target.
357 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
358 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
359 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
361 *-*-linux*aout* | *-*-linux*oldld*)
369 if test "$is_elf" = "yes"; then
370 # Check for target supported by gold.
372 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
373 configdirs="$configdirs gold"
374 if test x${ENABLE_GOLD} = xdefault; then
385 AC_MSG_ERROR([invalid --enable-gold argument])
390 [AS_HELP_STRING([[--enable-ld[=ARG]]],
391 [build ld @<:@ARG={default,yes,no}@:>@])],
392 ENABLE_LD=$enableval,
395 case "${ENABLE_LD}" in
397 if test x${default_ld} != x; then
398 AC_MSG_ERROR([either gold or ld can be the default ld])
404 if test x${ENABLE_GOLD} != xyes; then
405 AC_MSG_WARN([neither ld nor gold are enabled])
407 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'`
410 AC_MSG_ERROR([invalid --enable-ld argument])
414 # Configure extra directories which are host specific
418 configdirs="$configdirs libtermcap" ;;
421 # A target can indicate whether a language isn't supported for some reason.
422 # Only spaces may be used in this macro; not newlines or tabs.
423 unsupported_languages=
425 # Remove more programs from consideration, based on the host or
426 # target this usually means that a port of the program doesn't
431 noconfigdirs="$noconfigdirs byacc"
433 i[[3456789]]86-*-vsta)
434 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
436 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
437 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
440 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
442 i[[3456789]]86-*-mingw32*)
443 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
444 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
446 i[[3456789]]86-*-beos*)
447 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
450 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
453 noconfigdirs="$noconfigdirs rcs"
456 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
459 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
464 AC_ARG_ENABLE(libquadmath,
465 AS_HELP_STRING([--disable-libquadmath],
466 [do not build libquadmath directory]),
467 ENABLE_LIBQUADMATH=$enableval,
468 ENABLE_LIBQUADMATH=yes)
469 if test "${ENABLE_LIBQUADMATH}" = "no" ; then
470 noconfigdirs="$noconfigdirs target-libquadmath"
474 AC_ARG_ENABLE(libquadmath-support,
475 AS_HELP_STRING([--disable-libquadmath-support],
476 [disable libquadmath support for Fortran]),
477 ENABLE_LIBQUADMATH_SUPPORT=$enableval,
478 ENABLE_LIBQUADMATH_SUPPORT=yes)
479 enable_libquadmath_support=
480 if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
481 enable_libquadmath_support=no
485 AC_ARG_ENABLE(libada,
486 [AS_HELP_STRING([--enable-libada], [build libada directory])],
487 ENABLE_LIBADA=$enableval,
489 if test "${ENABLE_LIBADA}" != "yes" ; then
490 noconfigdirs="$noconfigdirs gnattools"
493 AC_ARG_ENABLE(libssp,
494 [AS_HELP_STRING([--enable-libssp], [build libssp directory])],
495 ENABLE_LIBSSP=$enableval,
498 # Save it here so that, even in case of --enable-libgcj, if the Java
499 # front-end isn't enabled, we still get libgcj disabled.
501 case $enable_libgcj in
503 # If we reset it here, it won't get added to noconfigdirs in the
504 # target-specific build rules, so it will be forcibly enabled
505 # (unless the Java language itself isn't enabled).
509 # Make sure we get it printed in the list of not supported target libs.
510 # Don't disable libffi, though, other languages use it.
511 noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
512 # Clear libgcj_saved so that even if java is enabled libffi won't be
519 # Disable libmudflap on some systems.
520 if test x$enable_libmudflap = x ; then
522 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
523 # Enable libmudflap by default in GNU and friends.
526 # Enable libmudflap by default in FreeBSD.
529 # Disable it by default everywhere else.
530 noconfigdirs="$noconfigdirs target-libmudflap"
535 # Disable libgomp on non POSIX hosted systems.
536 if test x$enable_libgomp = x ; then
537 # Enable libgomp by default on hosted POSIX systems.
539 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
541 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
543 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
545 *-*-darwin* | *-*-aix*)
548 noconfigdirs="$noconfigdirs target-libgomp"
553 # Default libgloss CPU subdirectory.
554 libgloss_dir="$target_cpu"
558 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
561 noconfigdirs="$noconfigdirs ld gas gdb gprof"
562 noconfigdirs="$noconfigdirs sim target-rda"
564 i[[3456789]]86-*-darwin*)
565 noconfigdirs="$noconfigdirs ld gprof"
566 noconfigdirs="$noconfigdirs sim target-rda"
568 x86_64-*-darwin[[912]]*)
569 noconfigdirs="$noconfigdirs ld gas gprof"
570 noconfigdirs="$noconfigdirs sim target-rda"
573 noconfigdirs="$noconfigdirs ld gas gdb gprof"
574 noconfigdirs="$noconfigdirs sim target-rda"
575 noconfigdirs="$noconfigdirs ${libgcj}"
577 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
578 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
581 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
582 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
583 && test -f /usr/local/include/gmp.h; then
587 # Skip some stuff that's unsupported on some FreeBSD configurations.
593 noconfigdirs="$noconfigdirs ${libgcj}"
598 # Remove unsupported stuff on all kaOS configurations.
599 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
600 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
601 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
602 noconfigdirs="$noconfigdirs target-libgloss"
605 # Skip some stuff on all NetBSD configurations.
606 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
608 # Skip some stuff that's unsupported on some NetBSD configurations.
610 i*86-*-netbsdelf*) ;;
611 arm*-*-netbsdelf*) ;;
613 noconfigdirs="$noconfigdirs ${libgcj}"
618 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
621 skipdirs="${skipdirs} target-libiberty"
622 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
624 # The tpf target doesn't support gdb yet.
626 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
629 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
632 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
635 # ld works, but does not support shared libraries.
636 # newlib is not 64 bit ready. I'm not sure about fileutils.
637 # gas doesn't generate exception information.
638 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
641 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
644 # newlib is not 64 bit ready
645 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
648 # newlib is not 64 bit ready
649 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
652 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
655 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
657 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
658 noconfigdirs="$noconfigdirs ${libgcj}"
659 noconfigdirs="$noconfigdirs target-examples"
660 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
661 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
662 noconfigdirs="$noconfigdirs expect dejagnu"
663 # the C++ libraries don't build on top of CE's C libraries
664 noconfigdirs="$noconfigdirs target-libstdc++-v3"
665 noconfigdirs="$noconfigdirs target-newlib"
667 *-*-cygwin*) ;; # keep gdb and readline
668 *) noconfigdirs="$noconfigdirs gdb readline"
674 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
678 arm-*-coff | strongarm-*-coff | xscale-*-coff)
679 noconfigdirs="$noconfigdirs ${libgcj}"
682 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
683 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
686 arm*-*-linux-gnueabi)
687 noconfigdirs="$noconfigdirs target-qthreads"
688 case ${with_newlib} in
689 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
694 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
698 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
701 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
704 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
707 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
710 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
713 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
716 unsupported_languages="$unsupported_languages java"
717 noconfigdirs="$noconfigdirs target-boehm-gc"
718 if test x${is_cross_compiler} != xno ; then
719 target_configdirs="${target_configdirs} target-bsp target-cygmon"
723 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
725 c54x*-*-* | tic54x-*-*)
726 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
729 noconfigdirs="$noconfigdirs ${libgcj} gdb"
731 cris-*-* | crisv32-*-*)
732 unsupported_languages="$unsupported_languages java"
735 unsupported_languages="$unsupported_languages fortran"
736 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
737 *-*-elf) # See PR46792 regarding target-libffi.
738 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
740 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
742 unsupported_languages="$unsupported_languages fortran"
743 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
748 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
751 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
754 noconfigdirs="$noconfigdirs ${libgcj} gdb"
756 ep9312-*-elf | ep9312-*-coff)
760 noconfigdirs="$noconfigdirs ${libgcj} gdb"
763 noconfigdirs="$noconfigdirs ${libgcj}"
766 noconfigdirs="$noconfigdirs ${libgcj}"
767 noconfigdirs="$noconfigdirs gprof"
770 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
773 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
775 hppa1.1-*-osf* | hppa1.1-*-bsd* )
777 hppa*64*-*-linux* | parisc*64*-*-linux*)
778 # In this case, it's because the hppa64-linux target is for
779 # the kernel only at this point and has no libc, and thus no
780 # headers, crt*.o, etc., all of which are needed by these.
781 noconfigdirs="$noconfigdirs target-zlib"
783 parisc*-*-linux* | hppa*-*-linux*)
789 noconfigdirs="$noconfigdirs ${libgcj}"
792 noconfigdirs="$noconfigdirs ld shellutils"
798 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
799 # build on HP-UX 10.20.
800 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
803 noconfigdirs="$noconfigdirs ${libgcj} gdb"
806 # No gdb support yet.
807 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
811 noconfigdirs="$noconfigdirs ${libgcj} libgui itcl ld"
814 # No gdb or ld support yet.
815 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
819 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
820 noconfigdirs="$noconfigdirs ${libgcj}"
823 i[[3456789]]86-*-linux*)
824 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
825 # not build java stuff by default.
828 noconfigdirs="$noconfigdirs ${libgcj}";;
831 # This section makes it possible to build newlib natively on linux.
832 # If we are using a cross compiler then don't configure newlib.
833 if test x${is_cross_compiler} != xno ; then
834 noconfigdirs="$noconfigdirs target-newlib"
836 noconfigdirs="$noconfigdirs target-libgloss"
837 # If we are not using a cross compiler, do configure newlib.
838 # Note however, that newlib will only be configured in this situation
839 # if the --with-newlib option has been given, because otherwise
840 # 'target-newlib' will appear in skipdirs.
842 i[[3456789]]86-w64-mingw*)
843 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
845 i[[3456789]]86-*-mingw*)
846 target_configdirs="$target_configdirs target-winsup"
847 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
850 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
853 target_configdirs="$target_configdirs target-libtermcap target-winsup"
854 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
855 # always build newlib if winsup directory is present.
856 if test -d "$srcdir/winsup/cygwin"; then
857 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
858 elif test -d "$srcdir/newlib"; then
859 echo "Warning: winsup/cygwin is missing so newlib can't be built."
862 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
863 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
866 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
868 i[[3456789]]86-*-sco3.2v5*)
869 # The linker does not yet know about weak symbols in COFF,
870 # and is not configured to handle mixed ELF and COFF.
871 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
873 i[[3456789]]86-*-sco*)
874 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
876 i[[3456789]]86-*-solaris2*)
877 noconfigdirs="$noconfigdirs target-libgloss"
879 i[[3456789]]86-*-sysv4*)
880 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
882 i[[3456789]]86-*-beos*)
883 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
885 i[[3456789]]86-*-rdos*)
886 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
889 noconfigdirs="$noconfigdirs ${libgcj}"
891 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
892 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
896 noconfigdirs="$noconfigdirs ${libgcj}"
899 noconfigdirs="$noconfigdirs ${libgcj}"
905 # The EPOC C++ environment does not support exceptions or rtti,
906 # and so building libstdc++-v3 tends not to always work.
907 noconfigdirs="$noconfigdirs target-libstdc++-v3"
910 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
911 unsupported_languages="$unsupported_languages fortran java"
914 noconfigdirs="$noconfigdirs ${libgcj}"
917 noconfigdirs="$noconfigdirs ${libgcj}"
920 noconfigdirs="$noconfigdirs sim"
923 noconfigdirs="$noconfigdirs target-libiberty"
926 # copied from rs6000-*-* entry
927 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
929 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
930 target_configdirs="$target_configdirs target-winsup"
931 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
932 # always build newlib.
933 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
935 # This is temporary until we can link against shared libraries
936 powerpcle-*-solaris*)
937 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
941 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
944 noconfigdirs="$noconfigdirs ${libgcj}"
947 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
951 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
954 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
957 noconfigdirs="$noconfigdirs gprof ${libgcj}"
960 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
963 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
966 skipdirs="$skipdirs target-libiberty"
967 noconfigdirs="$noconfigdirs ${libgcj}"
968 if test x$with_newlib = xyes; then
969 noconfigdirs="$noconfigdirs gprof"
974 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
977 # Linking libjava exceeds command-line length limits on at least
978 # IRIX 6.2, but not on IRIX 6.5.
979 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
980 # <oldham@codesourcery.com>
981 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
984 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
987 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
990 noconfigdirs="$noconfigdirs gprof ${libgcj}"
994 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
998 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
999 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
1000 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
1001 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
1005 noconfigdirs="$noconfigdirs ${libgcj}" ;;
1007 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
1010 sparclet-*-aout* | sparc86x-*-*)
1014 noconfigdirs="$noconfigdirs ${libgcj}"
1017 noconfigdirs="$noconfigdirs ${libgcj}"
1021 noconfigdirs="$noconfigdirs ${libgcj}"
1025 noconfigdirs="$noconfigdirs ${libgcj}"
1026 if test x${is_cross_compiler} != xno ; then
1027 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
1032 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
1033 noconfigdirs="$noconfigdirs ${libgcj}"
1035 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1038 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1041 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1044 noconfigdirs="$noconfigdirs ${libgcj}"
1047 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1050 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1053 noconfigdirs="$noconfigdirs ${libgcj}"
1056 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1058 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1059 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1062 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1065 noconfigdirs="$noconfigdirs ${libgcj}"
1069 # If we aren't building newlib, then don't build libgloss, since libgloss
1070 # depends upon some newlib header files.
1071 case "${noconfigdirs}" in
1072 *target-libgloss*) ;;
1073 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1076 # Work in distributions that contain no compiler tools, like Autoconf.
1078 host_makefile_frag=/dev/null
1079 if test -d ${srcdir}/config ; then
1082 # Avoid "too much defining" errors from HPUX compiler.
1083 tentative_cc="cc -Wp,-H256000"
1084 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1085 # If it's HP/UX ar, this should be harmless.
1089 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1092 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1093 # chokes on bfd, the compiler won't let you assign integers to enums, and
1094 # other problems. Defining CC to gcc is a questionable way to say "don't use
1095 # the apollo compiler" (the preferred version of GCC could be called cc,
1096 # or whatever), but I'm not sure leaving CC as cc is any better...
1097 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1098 # Used to have BISON=yacc.
1102 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1105 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1106 tentative_cc="cc -Xa"
1107 host_makefile_frag="config/mh-cxux"
1109 m88k-motorola-sysv*)
1112 tentative_cc="cc -Wf,-XNg1000"
1113 host_makefile_frag="config/mh-decstation"
1116 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1117 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1118 host_makefile_frag="config/mh-necv4"
1121 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1122 # environment. Also bump switch table size so that cp-parse will
1123 # compile. Bump string length limit so linker builds.
1124 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1127 host_makefile_frag="config/mh-sysv4"
1130 # This is for a MIPS running RISC/os 4.52C.
1132 # This is needed for GDB, but needs to be in the top-level make because
1133 # if a library is compiled with the bsd headers and gets linked with the
1134 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1135 # a different size).
1136 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1137 # known except to select the sysv environment. Could we use /proc instead?
1138 # These "sysv environments" and "bsd environments" often end up being a pain.
1140 # This is not part of CFLAGS because perhaps not all C compilers have this
1142 tentative_cc="cc -systype sysv"
1147 i[[3456789]]86-*-sysv5*)
1148 host_makefile_frag="config/mh-sysv5"
1150 i[[3456789]]86-*-dgux*)
1151 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1152 host_makefile_frag="config/mh-dgux386"
1154 i[[3456789]]86-ncr-sysv4.3*)
1155 # The MetaWare compiler will generate a copyright message unless you
1156 # turn it off by adding the -Hnocopyr flag.
1157 tentative_cc="cc -Hnocopyr"
1159 i[[3456789]]86-ncr-sysv4*)
1160 # for an NCR 3000 (i486/SVR4) system.
1161 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1162 # This compiler not only emits obnoxious copyright messages every time
1163 # you run it, but it chokes and dies on a whole bunch of GNU source
1164 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1165 tentative_cc="/usr/ccs/ATT/cc"
1166 host_makefile_frag="config/mh-ncr3000"
1168 i[[3456789]]86-*-sco3.2v5*)
1170 i[[3456789]]86-*-sco*)
1171 # The native C compiler botches some simple uses of const. Unfortunately,
1172 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1173 tentative_cc="cc -Dconst="
1174 host_makefile_frag="config/mh-sco"
1176 i[[3456789]]86-*-udk*)
1177 host_makefile_frag="config/mh-sysv5"
1179 i[[3456789]]86-*-solaris2*)
1180 host_makefile_frag="config/mh-sysv4"
1182 i[[3456789]]86-*-msdosdjgpp*)
1183 host_makefile_frag="config/mh-djgpp"
1186 ACX_CHECK_CYGWIN_CAT_WORKS
1187 host_makefile_frag="config/mh-cygwin"
1190 host_makefile_frag="config/mh-mingw"
1193 host_makefile_frag="config/mh-interix"
1196 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1200 host_makefile_frag="config/mh-solaris"
1203 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1204 # without overflowing the jump tables (-J says to use a 32 bit table)
1205 tentative_cc="cc -J"
1208 tentative_cc="cc -Wp,-H256000"
1209 host_makefile_frag="config/mh-pa-hpux10"
1211 hppa*-hp-hpux* | hppa*-*-hiux*)
1212 tentative_cc="cc -Wp,-H256000"
1213 host_makefile_frag="config/mh-pa"
1216 host_makefile_frag="config/mh-pa"
1218 *-hp-hpux* | *-*-hiux*)
1219 tentative_cc="cc -Wp,-H256000"
1222 # /bin/cc is less than useful for our purposes. Always use GCC
1223 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1224 host_makefile_frag="config/mh-lynxrs6k"
1227 host_makefile_frag="config/mh-darwin"
1230 host_makefile_frag="config/mh-ppc-aix"
1233 host_makefile_frag="config/mh-ppc-aix"
1236 # /bin/cc is less than useful for our purposes. Always use GCC
1237 tentative_cc="/bin/gcc"
1240 host_makefile_frag="config/mh-sysv4"
1242 # This is placed last to prevent interfering with the cases above.
1244 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1245 host_makefile_frag="config/mh-x86omitfp"
1250 # If we aren't going to be using gcc, see if we can extract a definition
1251 # of CC from the fragment.
1252 # Actually, use the 'pre-extracted' version above.
1253 if test -z "${CC}" && test "${build}" = "${host}" ; then
1254 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1256 for dir in $PATH; do
1257 test -z "$dir" && dir=.
1258 if test -f $dir/gcc; then
1264 if test -z "${found}" && test -n "${tentative_cc}" ; then
1269 if test "${build}" != "${host}" ; then
1270 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1271 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1272 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1273 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1274 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1275 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1276 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1277 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1278 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1279 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1280 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1281 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1282 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1284 AR_FOR_BUILD="\$(AR)"
1285 AS_FOR_BUILD="\$(AS)"
1286 CC_FOR_BUILD="\$(CC)"
1287 CXX_FOR_BUILD="\$(CXX)"
1288 GCJ_FOR_BUILD="\$(GCJ)"
1289 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1290 GOC_FOR_BUILD="\$(GOC)"
1291 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1292 LD_FOR_BUILD="\$(LD)"
1293 NM_FOR_BUILD="\$(NM)"
1294 RANLIB_FOR_BUILD="\$(RANLIB)"
1295 WINDRES_FOR_BUILD="\$(WINDRES)"
1296 WINDMC_FOR_BUILD="\$(WINDMC)"
1302 # We must set the default linker to the linker used by gcc for the correct
1303 # operation of libtool. If LD is not defined and we are using gcc, try to
1304 # set the LD default to the ld used by gcc.
1305 if test -z "$LD"; then
1306 if test "$GCC" = yes; then
1309 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1311 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1313 case $gcc_prog_ld in
1314 # Accept absolute paths.
1315 [[\\/]* | [A-Za-z]:[\\/]*)]
1316 LD="$gcc_prog_ld" ;;
1322 ACX_PROG_CMP_IGNORE_INITIAL
1324 # See if we are building gcc with C++.
1325 AC_ARG_ENABLE(build-with-cxx,
1326 [AS_HELP_STRING([--enable-build-with-cxx],
1327 [build with C++ compiler instead of C compiler])],
1328 ENABLE_BUILD_WITH_CXX=$enableval,
1329 ENABLE_BUILD_WITH_CXX=no)
1331 # Used for setting $lt_cv_objdir
1334 # Check for GMP, MPFR and MPC
1335 gmplibs="-lmpc -lmpfr -lgmp"
1339 # Specify a location for mpc
1340 # check for this first so it ends up on the link line before mpfr.
1342 [AS_HELP_STRING([--with-mpc=PATH],
1343 [specify prefix directory for installed MPC package.
1344 Equivalent to --with-mpc-include=PATH/include
1345 plus --with-mpc-lib=PATH/lib])])
1346 AC_ARG_WITH(mpc-include,
1347 [AS_HELP_STRING([--with-mpc-include=PATH],
1348 [specify directory for installed MPC include files])])
1349 AC_ARG_WITH(mpc-lib,
1350 [AS_HELP_STRING([--with-mpc-lib=PATH],
1351 [specify directory for the installed MPC library])])
1353 if test "x$with_mpc" != x; then
1354 gmplibs="-L$with_mpc/lib $gmplibs"
1355 gmpinc="-I$with_mpc/include $gmpinc"
1357 if test "x$with_mpc_include" != x; then
1358 gmpinc="-I$with_mpc_include $gmpinc"
1360 if test "x$with_mpc_lib" != x; then
1361 gmplibs="-L$with_mpc_lib $gmplibs"
1363 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1364 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1365 gmpinc='-I$$s/mpc/src '"$gmpinc"
1366 # Do not test the mpc version. Assume that it is sufficient, since
1367 # it is in the source tree, and the library has not been built yet
1368 # but it would be included on the link line in the version check below
1369 # hence making the test fail.
1373 # Specify a location for mpfr
1374 # check for this first so it ends up on the link line before gmp.
1375 AC_ARG_WITH(mpfr-dir,
1376 [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
1377 [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1378 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
1381 [AS_HELP_STRING([--with-mpfr=PATH],
1382 [specify prefix directory for installed MPFR package.
1383 Equivalent to --with-mpfr-include=PATH/include
1384 plus --with-mpfr-lib=PATH/lib])])
1385 AC_ARG_WITH(mpfr-include,
1386 [AS_HELP_STRING([--with-mpfr-include=PATH],
1387 [specify directory for installed MPFR include files])])
1388 AC_ARG_WITH(mpfr-lib,
1389 [AS_HELP_STRING([--with-mpfr-lib=PATH],
1390 [specify directory for the installed MPFR library])])
1392 if test "x$with_mpfr" != x; then
1393 gmplibs="-L$with_mpfr/lib $gmplibs"
1394 gmpinc="-I$with_mpfr/include $gmpinc"
1396 if test "x$with_mpfr_include" != x; then
1397 gmpinc="-I$with_mpfr_include $gmpinc"
1399 if test "x$with_mpfr_lib" != x; then
1400 gmplibs="-L$with_mpfr_lib $gmplibs"
1402 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1403 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1404 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1405 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1406 # Do not test the mpfr version. Assume that it is sufficient, since
1407 # it is in the source tree, and the library has not been built yet
1408 # but it would be included on the link line in the version check below
1409 # hence making the test fail.
1413 # Specify a location for gmp
1414 AC_ARG_WITH(gmp-dir,
1415 [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
1416 [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1417 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
1420 [AS_HELP_STRING([--with-gmp=PATH],
1421 [specify prefix directory for the installed GMP package.
1422 Equivalent to --with-gmp-include=PATH/include
1423 plus --with-gmp-lib=PATH/lib])])
1424 AC_ARG_WITH(gmp-include,
1425 [AS_HELP_STRING([--with-gmp-include=PATH],
1426 [specify directory for installed GMP include files])])
1427 AC_ARG_WITH(gmp-lib,
1428 [AS_HELP_STRING([--with-gmp-lib=PATH],
1429 [specify directory for the installed GMP library])])
1432 if test "x$with_gmp" != x; then
1433 gmplibs="-L$with_gmp/lib $gmplibs"
1434 gmpinc="-I$with_gmp/include $gmpinc"
1436 if test "x$with_gmp_include" != x; then
1437 gmpinc="-I$with_gmp_include $gmpinc"
1439 if test "x$with_gmp_lib" != x; then
1440 gmplibs="-L$with_gmp_lib $gmplibs"
1442 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1443 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1444 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1445 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1446 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1447 # Do not test the gmp version. Assume that it is sufficient, since
1448 # it is in the source tree, and the library has not been built yet
1449 # but it would be included on the link line in the version check below
1450 # hence making the test fail.
1454 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1456 saved_CFLAGS="$CFLAGS"
1457 CFLAGS="$CFLAGS $gmpinc"
1458 # Check for the recommended and required versions of GMP.
1459 AC_MSG_CHECKING([for the correct version of gmp.h])
1460 AC_TRY_COMPILE([#include "gmp.h"],[
1461 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1462 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1463 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1466 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1467 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1468 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1469 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1472 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1473 [AC_MSG_RESULT([no]); have_gmp=no])
1475 # If we have GMP, check the MPFR version.
1476 if test x"$have_gmp" = xyes; then
1477 # Check for the recommended and required versions of MPFR.
1478 AC_MSG_CHECKING([for the correct version of mpfr.h])
1479 AC_TRY_COMPILE([#include <gmp.h>
1480 #include <mpfr.h>],[
1481 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1484 ], [AC_TRY_COMPILE([#include <gmp.h>
1485 #include <mpfr.h>],[
1486 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1489 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1490 [AC_MSG_RESULT([no]); have_gmp=no])
1493 # Check for the MPC header version.
1494 if test x"$have_gmp" = xyes ; then
1495 # Check for the recommended and required versions of MPC.
1496 AC_MSG_CHECKING([for the correct version of mpc.h])
1497 AC_TRY_COMPILE([#include <mpc.h>],[
1498 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1501 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1502 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1505 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1506 [AC_MSG_RESULT([no]); have_gmp=no])
1509 # Now check the MPFR library.
1510 if test x"$have_gmp" = xyes; then
1512 LIBS="$LIBS $gmplibs"
1513 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1514 AC_TRY_LINK([#include <mpc.h>],[
1521 mpfr_atan2 (n, n, x, GMP_RNDN);
1522 mpfr_erfc (n, x, GMP_RNDN);
1523 mpfr_subnormalize (x, t, GMP_RNDN);
1527 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1528 mpc_cosh (c, c, MPC_RNDNN);
1529 mpc_pow (c, c, c, MPC_RNDNN);
1530 mpc_acosh (c, c, MPC_RNDNN);
1532 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1536 CFLAGS="$saved_CFLAGS"
1538 # The library versions listed in the error message below should match
1539 # the HARD-minimums enforced above.
1540 if test x$have_gmp != xyes; then
1541 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1542 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1543 their locations. Source code for these libraries can be found at
1544 their respective hosting sites as well as at
1545 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1546 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1547 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1548 make sure that you have installed both the libraries and the header
1549 files. They may be located in separate packages.])
1553 # Flags needed for both GMP, MPFR and/or MPC.
1556 AC_SUBST(extra_mpfr_configure_flags)
1557 AC_SUBST(extra_mpc_gmp_configure_flags)
1558 AC_SUBST(extra_mpc_mpfr_configure_flags)
1560 # Allow host libstdc++ to be specified for static linking with PPL.
1561 AC_ARG_WITH(host-libstdcxx,
1562 [AS_HELP_STRING([--with-host-libstdcxx=L],
1563 [use linker arguments L to link with libstdc++
1564 when linking with PPL])])
1566 case $with_host_libstdcxx in
1568 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1572 # Linker flags to use for stage1 or when not boostrapping.
1573 AC_ARG_WITH(stage1-ldflags,
1574 [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
1575 [if test "$withval" = "no" -o "$withval" = "yes"; then
1578 stage1_ldflags=$withval
1581 AC_SUBST(stage1_ldflags)
1583 # Libraries to use for stage1 or when not bootstrapping.
1584 AC_ARG_WITH(stage1-libs,
1585 [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
1586 [if test "$withval" = "no" -o "$withval" = "yes"; then
1589 stage1_libs=$withval
1591 [stage1_libs=$with_host_libstdcxx])
1592 AC_SUBST(stage1_libs)
1594 # Libraries to use for stage2 and later builds. This defaults to the
1595 # argument passed to --with-host-libstdcxx.
1596 AC_ARG_WITH(boot-libs,
1597 [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
1598 [if test "$withval" = "no" -o "$withval" = "yes"; then
1601 poststage1_libs=$withval
1603 [poststage1_libs=$with_host_libstdcxx])
1604 AC_SUBST(poststage1_libs)
1606 # Linker flags to use for stage2 and later builds.
1607 AC_ARG_WITH(boot-ldflags,
1608 [AS_HELP_STRING([--with-boot-ldflags=FLAGS],
1609 [linker flags for stage2 and later])],
1610 [if test "$withval" = "no" -o "$withval" = "yes"; then
1613 poststage1_ldflags=$withval
1615 [poststage1_ldflags=
1616 # In stages 2 and 3, default to linking libstdc++ and libgcc
1617 # statically. But if the user explicitly specified the libraries to
1618 # use, trust that they are doing what they want.
1619 if test "$poststage1_libs" = ""; then
1620 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1622 AC_SUBST(poststage1_ldflags)
1625 ppllibs=" -lppl_c -lppl -lgmpxx"
1629 [AS_HELP_STRING([--with-ppl=PATH],
1630 [specify prefix directory for the installed PPL package.
1631 Equivalent to --with-ppl-include=PATH/include
1632 plus --with-ppl-lib=PATH/lib])])
1633 AC_ARG_WITH(ppl-include,
1634 [AS_HELP_STRING([--with-ppl-include=PATH],
1635 [specify directory for installed PPL include files])])
1636 AC_ARG_WITH(ppl-lib,
1637 [AS_HELP_STRING([--with-ppl-lib=PATH],
1638 [specify directory for the installed PPL library])])
1647 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1648 pplinc="-I$with_ppl/include $pplinc"
1651 if test "x$with_ppl_include" != x; then
1652 pplinc="-I$with_ppl_include $pplinc"
1654 if test "x$with_ppl_lib" != x; then
1655 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1657 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1658 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1659 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1660 enable_ppl_version_check=no
1663 AC_ARG_ENABLE(ppl-version-check,
1664 [AS_HELP_STRING([--disable-ppl-version-check],
1665 [disable check for PPL version])],
1666 ENABLE_PPL_CHECK=$enableval,
1667 ENABLE_PPL_CHECK=yes)
1669 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1670 saved_CFLAGS="$CFLAGS"
1671 CFLAGS="$CFLAGS $pplinc $gmpinc"
1672 AC_MSG_CHECKING([for version 0.11 (or later revision) of PPL])
1673 AC_TRY_COMPILE([#include "ppl_c.h"],[
1674 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
1677 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1678 CFLAGS="$saved_CFLAGS"
1681 # Flags needed for PPL
1688 dnl Provide configure switches and initialize clooginc & clooglibs
1689 dnl with user input.
1691 if test "x$with_ppl" = "xno"; then
1692 dnl Only execute fail-action, if CLooG has been requested.
1693 CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
1694 if test "${graphite_requested}" = yes; then
1695 AC_MSG_ERROR([Unable to find a usable PPL. See config.log for details.])
1699 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1700 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1701 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1702 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1704 if test "x$with_cloog" != "xno"; then
1705 dnl The minimal version of CLooG required for Graphite.
1707 dnl If we use CLooG-Legacy, the provided version information is
1709 CLOOG_CHECK_VERSION(0,16,1)
1711 dnl Only execute fail-action, if CLooG has been requested.
1713 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1716 # Check for LTO support.
1718 [AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
1719 enable_lto=$enableval,
1720 enable_lto=yes; default_enable_lto=yes)
1722 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1723 build_lto_plugin=yes
1724 ],[if test x"$default_enable_lto" = x"yes" ; then
1726 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1727 # On other non-ELF platforms, LTO has yet to be validated.
1731 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1732 # It would also be nice to check the binutils support, but we don't
1733 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1734 # warn during gcc/ subconfigure; unless you're bootstrapping with
1735 # -flto it won't be needed until after installation anyway.
1737 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1738 *) if test x"$enable_lto" = x"yes"; then
1739 AC_MSG_ERROR([LTO support is not enabled for this target.])
1744 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1745 # Build it unless LTO was explicitly disabled.
1747 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1753 # By default, C is the only stage 1 language.
1754 stage1_languages=,c,
1756 # Target libraries that we bootstrap.
1757 bootstrap_target_libs=,target-libgcc,
1759 # Figure out what language subdirectories are present.
1760 # Look if the user specified --enable-languages="..."; if not, use
1761 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1763 # NB: embedded tabs in this IF block -- do not untabify
1764 if test -d ${srcdir}/gcc; then
1765 if test x"${enable_languages+set}" != xset; then
1766 if test x"${LANGUAGES+set}" = xset; then
1767 enable_languages="${LANGUAGES}"
1768 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1770 enable_languages=all
1773 if test x"${enable_languages}" = x ||
1774 test x"${enable_languages}" = xyes;
1776 echo configure.in: --enable-languages needs at least one language argument 1>&2
1780 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1782 # 'f95' is the old name for the 'fortran' language. We issue a warning
1783 # and make the substitution.
1784 case ,${enable_languages}, in
1786 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1787 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1791 # First scan to see if an enabled language requires some other language.
1792 # We assume that a given config-lang.in will list all the language
1793 # front ends it requires, even if some are required indirectly.
1794 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1795 case ${lang_frag} in
1797 # The odd quoting in the next line works around
1798 # an apparent bug in bash 1.12 on linux.
1799 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1801 # From the config-lang.in, get $language, $lang_requires, and
1802 # $lang_requires_boot_languages.
1805 lang_requires_boot_languages=
1807 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1808 case ,${enable_languages}, in
1812 echo " \`$other' language required by \`$language'; enabling" 1>&2
1813 enable_languages="${enable_languages},${other}"
1817 for other in ${lang_requires_boot_languages} ; do
1818 if test "$other" != "c"; then
1819 case ,${enable_stage1_languages}, in
1823 case ,${enable_languages}, in
1825 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1826 enable_stage1_languages="$enable_stage1_languages,${other}"
1837 new_enable_languages=,c,
1839 # If LTO is enabled, add the LTO front end.
1840 extra_host_libiberty_configure_flags=
1841 if test "$enable_lto" = "yes" ; then
1842 case ,${enable_languages}, in
1844 *) enable_languages="${enable_languages},lto" ;;
1846 if test "${build_lto_plugin}" = "yes" ; then
1847 configdirs="$configdirs lto-plugin"
1848 extra_host_libiberty_configure_flags=--enable-shared
1851 AC_SUBST(extra_host_libiberty_configure_flags)
1853 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1854 potential_languages=,c,
1856 enabled_target_libs=
1857 disabled_target_libs=
1859 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1860 case ${lang_frag} in
1862 # The odd quoting in the next line works around
1863 # an apparent bug in bash 1.12 on linux.
1864 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1866 # From the config-lang.in, get $language, $target_libs,
1867 # $lang_dirs, $boot_language, and $build_by_default
1873 build_by_default=yes
1875 if test x${language} = x; then
1876 echo "${lang_frag} doesn't set \$language." 1>&2
1880 if test "$language" = "c++" \
1881 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1885 case ,${enable_languages}, in
1887 # Language was explicitly selected; include it.
1891 # 'all' was selected, select it if it is a default language
1892 add_this_lang=${build_by_default}
1899 # Disable languages that need other directories if these aren't available.
1900 for i in $subdir_requires; do
1901 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1902 case ,${enable_languages}, in
1904 # Specifically requested language; tell them.
1905 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1909 add_this_lang=unsupported
1914 # Disable Ada if no preexisting GNAT is available.
1915 case ,${enable_languages},:${language}:${have_gnat} in
1916 *,${language},*:ada:no)
1917 # Specifically requested language; tell them.
1918 AC_MSG_ERROR([GNAT is required to build $language])
1922 add_this_lang=unsupported
1926 # Disable a language that is unsupported by the target.
1927 case " $unsupported_languages " in
1929 add_this_lang=unsupported
1933 case $add_this_lang in
1935 # Remove language-dependent dirs.
1936 disabled_target_libs="$disabled_target_libs $target_libs"
1937 noconfigdirs="$noconfigdirs $lang_dirs"
1940 # Remove language-dependent dirs; still show language as supported.
1941 disabled_target_libs="$disabled_target_libs $target_libs"
1942 noconfigdirs="$noconfigdirs $lang_dirs"
1943 potential_languages="${potential_languages}${language},"
1946 new_enable_languages="${new_enable_languages}${language},"
1947 potential_languages="${potential_languages}${language},"
1948 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1949 enabled_target_libs="$enabled_target_libs $target_libs"
1950 case "${boot_language}:,$enable_stage1_languages," in
1951 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1952 # Add to (comma-separated) list of stage 1 languages.
1953 case ",$stage1_languages," in
1954 *,$language,* | ,yes, | ,all,) ;;
1955 *) stage1_languages="${stage1_languages}${language}," ;;
1957 # We need to bootstrap any supporting libraries.
1958 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1967 # Add target libraries which are only needed for disabled languages
1969 if test -n "$disabled_target_libs"; then
1970 for dir in $disabled_target_libs; do
1971 case " $enabled_target_libs " in
1973 *) noconfigdirs="$noconfigdirs $dir" ;;
1978 AC_ARG_ENABLE(stage1-languages,
1979 [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
1980 [choose additional languages to build during
1981 stage1. Mostly useful for compiler development])],
1982 [case ,${enable_stage1_languages}, in
1984 # Set it to something that will have no effect in the loop below
1985 enable_stage1_languages=c ;;
1987 enable_stage1_languages=`echo $new_enable_languages | \
1988 sed -e "s/^,//" -e "s/,$//" ` ;;
1990 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1991 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1994 # Add "good" languages from enable_stage1_languages to stage1_languages,
1995 # while "bad" languages go in missing_languages. Leave no duplicates.
1996 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1997 case $potential_languages in
1999 case $stage1_languages in
2001 *) stage1_languages="$stage1_languages$i," ;;
2004 case $missing_languages in
2006 *) missing_languages="$missing_languages$i," ;;
2011 # Remove leading/trailing commas that were added for simplicity
2012 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2013 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2014 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2015 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2017 if test "x$missing_languages" != x; then
2019 The following requested languages could not be built: ${missing_languages}
2020 Supported languages are: ${potential_languages}])
2022 if test "x$new_enable_languages" != "x$enable_languages"; then
2023 echo The following languages will be built: ${new_enable_languages}
2024 enable_languages="$new_enable_languages"
2027 AC_SUBST(stage1_languages)
2028 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2031 # Handle --disable-<component> generically.
2032 for dir in $configdirs $build_configdirs $target_configdirs ; do
2033 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2034 varname=`echo $dirname | sed -e s/+/_/g`
2035 if eval test x\${enable_${varname}} "=" xno ; then
2036 noconfigdirs="$noconfigdirs $dir"
2040 # Check for Boehm's garbage collector
2041 AC_ARG_ENABLE(objc-gc,
2042 [AS_HELP_STRING([--enable-objc-gc],
2043 [enable use of Boehm's garbage collector with the
2044 GNU Objective-C runtime])],
2045 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2046 *,objc,*:*:yes:*target-boehm-gc*)
2047 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2051 # Make sure we only build Boehm's garbage collector if required.
2052 case ,${enable_languages},:${enable_objc_gc} in
2054 # Keep target-boehm-gc if requested for Objective-C.
2057 # Otherwise remove target-boehm-gc depending on target-libjava.
2058 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2059 noconfigdirs="$noconfigdirs target-boehm-gc"
2064 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2065 # $build_configdirs and $target_configdirs.
2066 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2069 for dir in . $skipdirs $noconfigdirs ; do
2070 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2071 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2072 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2073 if test -r $srcdir/$dirname/configure ; then
2074 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2077 notsupp="$notsupp $dir"
2081 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2082 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2083 if test -r $srcdir/$dirname/configure ; then
2084 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2087 notsupp="$notsupp $dir"
2091 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2092 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2093 if test -r $srcdir/$dirname/configure ; then
2094 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2097 notsupp="$notsupp $dir"
2103 # Sometimes the tools are distributed with libiberty but with no other
2104 # libraries. In that case, we don't want to build target-libiberty.
2105 # Don't let libgcc imply libiberty either.
2106 if test -n "${target_configdirs}" ; then
2109 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2110 if test "$i" = "libgcc"; then
2111 libgcc=target-libgcc
2112 elif test "$i" != "libiberty" ; then
2113 if test -r $srcdir/$i/configure ; then
2119 if test -z "${others}" ; then
2120 target_configdirs=$libgcc
2124 # Quietly strip out all directories which aren't configurable in this tree.
2125 # This relies on all configurable subdirectories being autoconfiscated, which
2127 build_configdirs_all="$build_configdirs"
2129 for i in ${build_configdirs_all} ; do
2130 j=`echo $i | sed -e s/build-//g`
2131 if test -f ${srcdir}/$j/configure ; then
2132 build_configdirs="${build_configdirs} $i"
2136 configdirs_all="$configdirs"
2138 for i in ${configdirs_all} ; do
2139 if test -f ${srcdir}/$i/configure ; then
2140 configdirs="${configdirs} $i"
2144 target_configdirs_all="$target_configdirs"
2146 for i in ${target_configdirs_all} ; do
2147 j=`echo $i | sed -e s/target-//g`
2148 if test -f ${srcdir}/$j/configure ; then
2149 target_configdirs="${target_configdirs} $i"
2153 # Produce a warning message for the subdirs we can't configure.
2154 # This isn't especially interesting in the Cygnus tree, but in the individual
2155 # FSF releases, it's important to let people know when their machine isn't
2156 # supported by the one or two programs in a package.
2158 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2159 # If $appdirs is non-empty, at least one of those directories must still
2160 # be configured, or we error out. (E.g., if the gas release supports a
2161 # specified target in some subdirs but not the gas subdir, we shouldn't
2162 # pretend that all is well.)
2163 if test -n "$appdirs" ; then
2164 for dir in $appdirs ; do
2165 if test -r $dir/Makefile.in ; then
2166 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2170 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2176 if test -n "$appdirs" ; then
2177 echo "*** This configuration is not supported by this package." 1>&2
2181 # Okay, some application will build, or we don't care to check. Still
2182 # notify of subdirs not getting built.
2183 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2184 echo " ${notsupp}" 1>&2
2185 echo " (Any other directories should still work fine.)" 1>&2
2193 # To find our prefix, in gcc_cv_tool_prefix.
2198 AC_ARG_WITH([build-sysroot],
2199 [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
2200 [use sysroot as the system root during the build])],
2201 [if test x"$withval" != x ; then
2202 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2204 [SYSROOT_CFLAGS_FOR_TARGET=])
2205 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2207 AC_ARG_WITH([debug-prefix-map],
2208 [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
2209 [map A to B, C to D ... in debug information])],
2210 [if test x"$withval" != x; then
2211 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2212 for debug_map in $withval; do
2213 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2216 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2217 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2219 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2220 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2221 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2222 # We want to ensure that TARGET libraries (which we know are built with
2223 # gcc) are built with "-O2 -g", so include those options when setting
2224 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2225 if test "x$CFLAGS_FOR_TARGET" = x; then
2226 CFLAGS_FOR_TARGET=$CFLAGS
2229 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2232 *" -g "* | *" -g3 "*) ;;
2233 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2236 AC_SUBST(CFLAGS_FOR_TARGET)
2238 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2239 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2240 case " $CXXFLAGS " in
2242 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2244 case " $CXXFLAGS " in
2245 *" -g "* | *" -g3 "*) ;;
2246 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2249 AC_SUBST(CXXFLAGS_FOR_TARGET)
2251 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2252 # the named directory are copied to $(tooldir)/sys-include.
2253 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2254 if test x${is_cross_compiler} = xno ; then
2255 echo 1>&2 '***' --with-headers is only supported when cross compiling
2258 if test x"${with_headers}" != xyes ; then
2259 x=${gcc_cv_tool_prefix}
2260 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2264 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2265 # the name directories are copied to $(tooldir)/lib. Multiple directories
2267 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2268 if test x${is_cross_compiler} = xno ; then
2269 echo 1>&2 '***' --with-libs is only supported when cross compiling
2272 if test x"${with_libs}" != xyes ; then
2273 # Copy the libraries in reverse order, so that files in the first named
2274 # library override files in subsequent libraries.
2275 x=${gcc_cv_tool_prefix}
2276 for l in ${with_libs}; do
2277 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2282 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2284 # This is done by determining whether or not the appropriate directory
2285 # is available, and by checking whether or not specific configurations
2286 # have requested that this magic not happen.
2288 # The command line options always override the explicit settings in
2289 # configure.in, and the settings in configure.in override this magic.
2291 # If the default for a toolchain is to use GNU as and ld, and you don't
2292 # want to do that, then you should use the --without-gnu-as and
2293 # --without-gnu-ld options for the configure script. Similarly, if
2294 # the default is to use the included zlib and you don't want to do that,
2295 # you should use the --with-system-zlib option for the configure script.
2297 if test x${use_gnu_as} = x &&
2298 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2300 extra_host_args="$extra_host_args --with-gnu-as"
2303 if test x${use_gnu_ld} = x &&
2304 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2306 extra_host_args="$extra_host_args --with-gnu-ld"
2309 if test x${use_included_zlib} = x &&
2310 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2313 with_system_zlib=yes
2314 extra_host_args="$extra_host_args --with-system-zlib"
2317 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2318 # can detect this case.
2320 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2322 extra_host_args="$extra_host_args --with-newlib"
2325 # Handle ${copy_dirs}
2326 set fnord ${copy_dirs}
2328 while test $# != 0 ; do
2329 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2332 echo Copying $1 to $2
2334 # Use the install script to create the directory and all required
2335 # parent directories.
2336 if test -d $2 ; then
2340 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2343 # Copy the directory, assuming we have tar.
2344 # FIXME: Should we use B in the second tar? Not all systems support it.
2345 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2347 # It is the responsibility of the user to correctly adjust all
2348 # symlinks. If somebody can figure out how to handle them correctly
2349 # here, feel free to add the code.
2356 # Determine a target-dependent exec_prefix that the installed
2357 # gcc will search in. Keep this list sorted by triplet, with
2358 # the *-*-osname triplets last.
2362 md_exec_prefix=/gnu/lib/gcc-lib
2364 i[[34567]]86-pc-msdosdjgpp*)
2365 md_exec_prefix=/dev/env/DJDIR/bin
2367 i[[34567]]86-*-sco3.2v5*)
2368 if test $with_gnu_as = yes; then
2369 md_exec_prefix=/usr/gnu/bin
2371 md_exec_prefix=/usr/ccs/bin/elf
2376 powerpc-*-chorusos* | \
2377 powerpc*-*-eabi* | \
2378 powerpc*-*-sysv* | \
2379 powerpc*-*-kaos* | \
2381 md_exec_prefix=/usr/ccs/bin
2386 md_exec_prefix=/usr/ccs/bin
2401 md_exec_prefix=/usr/ccs/bin
2405 extra_arflags_for_target=
2406 extra_nmflags_for_target=
2407 extra_ranlibflags_for_target=
2408 target_makefile_frag=/dev/null
2411 target_makefile_frag="config/mt-mep"
2414 target_makefile_frag="config/mt-spu"
2417 target_makefile_frag="config/mt-sde"
2419 mipsisa*-*-elfoabi*)
2420 target_makefile_frag="config/mt-mips-elfoabi"
2422 mips*-*-*linux* | mips*-*-gnu*)
2423 target_makefile_frag="config/mt-mips-gnu"
2426 target_makefile_frag="config/mt-netware"
2428 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2429 target_makefile_frag="config/mt-gnu"
2431 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2432 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2433 # commands to handle both 32-bit and 64-bit objects. These flags are
2434 # harmless if we're using GNU nm or ar.
2435 extra_arflags_for_target=" -X32_64"
2436 extra_nmflags_for_target=" -B -X32_64"
2439 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2440 extra_ranlibflags_for_target=" -c"
2442 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2443 target_makefile_frag="config/mt-wince"
2447 alphaieee_frag=/dev/null
2450 # This just makes sure to use the -mieee option to build target libs.
2451 # This should probably be set individually by each library.
2452 alphaieee_frag="config/mt-alphaieee"
2456 # If --enable-target-optspace always use -Os instead of -O2 to build
2457 # the target libraries, similarly if it is not specified, use -Os
2458 # on selected platforms.
2459 ospace_frag=/dev/null
2460 case "${enable_target_optspace}:${target}" in
2462 ospace_frag="config/mt-ospace"
2465 ospace_frag="config/mt-d30v"
2467 :m32r-* | :d10v-* | :fr30-*)
2468 ospace_frag="config/mt-ospace"
2473 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2477 # Default to using --with-stabs for certain targets.
2478 if test x${with_stabs} = x ; then
2480 mips*-*-irix[[56]]*)
2482 mips*-*-* | alpha*-*-osf*)
2484 extra_host_args="${extra_host_args} --with-stabs"
2489 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2490 # them automatically.
2493 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2497 # Some systems (e.g., one of the i386-aix systems the gas testers are
2498 # using) don't handle "\$" correctly, so don't use it here.
2499 tooldir='${exec_prefix}'/${target_noncanonical}
2500 build_tooldir=${tooldir}
2502 # Create a .gdbinit file which runs the one in srcdir
2503 # and tells GDB to look there for source files.
2505 if test -r ${srcdir}/.gdbinit ; then
2508 *) cat > ./.gdbinit <<EOF
2512 source ${srcdir}/.gdbinit
2518 # Make sure that the compiler is able to generate an executable. If it
2519 # can't, we are probably in trouble. We don't care whether we can run the
2520 # executable--we might be using a cross compiler--we only care whether it
2521 # can be created. At this point the main configure script has set CC.
2523 echo "int main () { return 0; }" > conftest.c
2524 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2525 if test $? = 0 ; then
2526 if test -s conftest || test -s conftest.exe ; then
2532 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2533 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2540 # The Solaris /usr/ucb/cc compiler does not appear to work.
2542 sparc-sun-solaris2*)
2543 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2544 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2546 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2547 if test -d /opt/cygnus/bin ; then
2548 if test "$could_use" = "" ; then
2549 could_use="/opt/cygnus/bin"
2551 could_use="$could_use or /opt/cygnus/bin"
2554 if test "$could_use" = "" ; then
2555 echo "Warning: compilation may fail because you're using"
2556 echo "/usr/ucb/cc. You should change your PATH or CC "
2557 echo "variable and rerun configure."
2559 echo "Warning: compilation may fail because you're using"
2560 echo "/usr/ucb/cc, when you should use the C compiler from"
2561 echo "$could_use. You should change your"
2562 echo "PATH or CC variable and rerun configure."
2568 # Decide which environment variable is used to find dynamic libraries.
2570 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2571 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2572 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2573 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2576 # On systems where the dynamic library environment variable is PATH,
2577 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2578 # built executables to PATH.
2579 if test "$RPATH_ENVVAR" = PATH; then
2580 GCC_SHLIB_SUBDIR=/shlib
2585 # Record target_configdirs and the configure arguments for target and
2586 # build configuration in Makefile.
2587 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2588 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2590 # If we are building libgomp, bootstrap it.
2591 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2592 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2595 # Determine whether gdb needs tk/tcl or not.
2596 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2597 # and in that case we want gdb to be built without tk. Ugh!
2598 # In fact I believe gdb is the *only* package directly dependent on tk,
2599 # so we should be able to put the 'maybe's in unconditionally and
2600 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2601 # 100% sure that that's safe though.
2603 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2604 case "$enable_gdbtk" in
2608 GDB_TK="${gdb_tk}" ;;
2610 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2611 # distro. Eventually someone will fix this and move Insight, nee
2612 # gdbtk to a separate directory.
2613 if test -d ${srcdir}/gdb/gdbtk ; then
2620 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2621 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2623 # Strip out unwanted targets.
2625 # While at that, we remove Makefiles if we were started for recursive
2626 # configuration, so that the top-level Makefile reconfigures them,
2627 # like we used to do when configure itself was recursive.
2629 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2630 # but now we're fixing up the Makefile ourselves with the additional
2631 # commands passed to AC_CONFIG_FILES. Use separate variables
2632 # extrasub-{build,host,target} not because there is any reason to split
2633 # the substitutions up that way, but only to remain below the limit of
2634 # 99 commands in a script, for HP-UX sed.
2635 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2637 AC_ARG_ENABLE([bootstrap],
2638 [AS_HELP_STRING([--enable-bootstrap],
2639 [enable bootstrapping @<:@yes if native build@:>@])],,
2640 enable_bootstrap=default)
2642 # Issue errors and warnings for invalid/strange bootstrap combinations.
2643 case "$configdirs" in
2644 *gcc*) have_compiler=yes ;;
2645 *) have_compiler=no ;;
2648 case "$have_compiler:$host:$target:$enable_bootstrap" in
2651 # Default behavior. Enable bootstrap if we have a compiler
2652 # and we are in a native configuration.
2653 yes:$build:$build:default)
2654 enable_bootstrap=yes ;;
2657 enable_bootstrap=no ;;
2659 # We have a compiler and we are in a native configuration, bootstrap is ok
2660 yes:$build:$build:yes)
2663 # Other configurations, but we have a compiler. Assume the user knows
2666 AC_MSG_WARN([trying to bootstrap a cross compiler])
2669 # No compiler: if they passed --enable-bootstrap explicitly, fail
2671 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2673 # Fail if wrong command line
2675 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2679 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2682 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2686 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2687 yes:yes:*\ gold\ *:*,c++,*) ;;
2688 yes:yes:*\ gold\ *:*)
2689 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2693 # Adjust the toplevel makefile according to whether bootstrap was selected.
2694 case $enable_bootstrap in
2696 bootstrap_suffix=bootstrap
2697 BUILD_CONFIG=bootstrap-debug
2700 bootstrap_suffix=no-bootstrap
2705 AC_MSG_CHECKING(for default BUILD_CONFIG)
2707 AC_ARG_WITH([build-config],
2708 [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
2709 [use config/NAME.mk build configuration])],
2710 [case $with_build_config in
2711 yes) with_build_config= ;;
2712 no) with_build_config= BUILD_CONFIG= ;;
2715 if test "x${with_build_config}" != x; then
2716 BUILD_CONFIG=$with_build_config
2718 case $BUILD_CONFIG in
2720 if echo "int f (void) { return 0; }" > conftest.c &&
2721 ${CC} -c conftest.c &&
2722 mv conftest.o conftest.o.g0 &&
2723 ${CC} -c -g conftest.c &&
2724 mv conftest.o conftest.o.g &&
2725 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2730 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2734 AC_MSG_RESULT($BUILD_CONFIG)
2735 AC_SUBST(BUILD_CONFIG)
2738 for module in ${build_configdirs} ; do
2739 if test -z "${no_recursion}" \
2740 && test -f ${build_subdir}/${module}/Makefile; then
2741 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2742 rm -f ${build_subdir}/${module}/Makefile
2744 extrasub_build="$extrasub_build
2745 /^@if build-$module\$/d
2746 /^@endif build-$module\$/d
2747 /^@if build-$module-$bootstrap_suffix\$/d
2748 /^@endif build-$module-$bootstrap_suffix\$/d"
2751 for module in ${configdirs} ; do
2752 if test -z "${no_recursion}"; then
2753 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2754 if test -f ${file}; then
2755 echo 1>&2 "*** removing ${file} to force reconfigure"
2760 extrasub_host="$extrasub_host
2762 /^@endif $module\$/d
2763 /^@if $module-$bootstrap_suffix\$/d
2764 /^@endif $module-$bootstrap_suffix\$/d"
2767 for module in ${target_configdirs} ; do
2768 if test -z "${no_recursion}" \
2769 && test -f ${target_subdir}/${module}/Makefile; then
2770 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2771 rm -f ${target_subdir}/${module}/Makefile
2774 # We only bootstrap target libraries listed in bootstrap_target_libs.
2775 case $bootstrap_target_libs in
2776 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2777 *) target_bootstrap_suffix=no-bootstrap ;;
2780 extrasub_target="$extrasub_target
2781 /^@if target-$module\$/d
2782 /^@endif target-$module\$/d
2783 /^@if target-$module-$target_bootstrap_suffix\$/d
2784 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2787 # Do the final fixup along with target modules.
2788 extrasub_target="$extrasub_target
2789 /^@if /,/^@endif /d"
2791 # Create the serialization dependencies. This uses a temporary file.
2793 AC_ARG_ENABLE([serial-configure],
2794 [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
2795 [force sequential configuration of
2796 sub-packages for the host, target or build
2797 machine, or all sub-packages])])
2799 case ${enable_serial_configure} in
2801 enable_serial_build_configure=yes
2802 enable_serial_host_configure=yes
2803 enable_serial_target_configure=yes
2807 # These force 'configure's to be done one at a time, to avoid problems
2808 # with contention over a shared config.cache.
2810 echo '# serdep.tmp' > serdep.tmp
2812 test "x${enable_serial_build_configure}" = xyes &&
2813 for item in ${build_configdirs} ; do
2816 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2821 test "x${enable_serial_host_configure}" = xyes &&
2822 for item in ${configdirs} ; do
2825 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2830 test "x${enable_serial_target_configure}" = xyes &&
2831 for item in ${target_configdirs} ; do
2834 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2838 serialization_dependencies=serdep.tmp
2839 AC_SUBST_FILE(serialization_dependencies)
2841 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2842 # target, nonopt, and variable assignments. These are the ones we
2843 # might not want to pass down to subconfigures. The exception being
2844 # --cache-file=/dev/null, which is used to turn off the use of cache
2845 # files altogether, and which should be passed on to subconfigures.
2846 # Also strip program-prefix, program-suffix, and program-transform-name,
2847 # so that we can pass down a consistent program-transform-name.
2852 eval "set -- $ac_configure_args"
2855 if test X"$skip_next" = X"yes"; then
2859 if test X"$keep_next" = X"yes"; then
2862 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2864 baseargs="$baseargs '$ac_arg'"
2865 tbaseargs="$tbaseargs '$ac_arg'"
2870 # Handle separated arguments. Based on the logic generated by
2873 *=* | --config-cache | -C | -disable-* | --disable-* \
2874 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2875 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2876 | -with-* | --with-* | -without-* | --without-* | --x)
2890 --with-* | --without-*)
2891 libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
2895 lib=`echo "$libopt" | sed 's,[-_]include$,,'`
2898 lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
2907 mpc | mpfr | gmp | ppl | cloog)
2908 # If we're processing --with-$lib, --with-$lib-include or
2909 # --with-$lib-lib, for one of the libs above, and target is
2910 # different from host, don't pass the current argument to any
2911 # target library's configure.
2912 if test x$is_cross_compiler = xyes; then
2921 --cache-file=/dev/null | \
2922 -cache-file=/dev/null )
2923 # Handled here to avoid the test to skip args below.
2924 baseargs="$baseargs '$ac_arg'"
2925 tbaseargs="$tbaseargs '$ac_arg'"
2926 # Assert: $separate_arg should always be no.
2927 keep_next=$separate_arg
2943 -program-prefix* | \
2944 -program-suffix* | \
2945 -program-transform-name* )
2946 skip_next=$separate_arg
2950 # An option. Add it.
2953 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2955 baseargs="$baseargs '$ac_arg'"
2956 if test X"$skip_targ" = Xno; then
2957 tbaseargs="$tbaseargs '$ac_arg'"
2959 keep_next=$separate_arg
2962 # Either a variable assignment, or a nonopt (triplet). Don't
2963 # pass it down; let the Makefile handle this.
2968 # Remove the initial space we just introduced and, as these will be
2969 # expanded by make, quote '$'.
2970 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2972 # Add in --program-transform-name, after --program-prefix and
2973 # --program-suffix have been applied to it. Autoconf has already
2974 # doubled dollar signs and backslashes in program_transform_name; we want
2975 # the backslashes un-doubled, and then the entire thing wrapped in single
2976 # quotes, because this will be expanded first by make and then by the shell.
2977 # Also, because we want to override the logic in subdir configure scripts to
2978 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2979 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2980 ${program_transform_name}
2982 gcc_transform_name=`cat conftestsed.out`
2983 rm -f conftestsed.out
2984 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2985 tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
2986 if test "$silent" = yes; then
2987 baseargs="$baseargs --silent"
2988 tbaseargs="$tbaseargs --silent"
2990 baseargs="$baseargs --disable-option-checking"
2991 tbaseargs="$tbaseargs --disable-option-checking"
2993 # Record and document user additions to sub configure arguments.
2994 AC_ARG_VAR([build_configargs],
2995 [additional configure arguments for build directories])
2996 AC_ARG_VAR([host_configargs],
2997 [additional configure arguments for host directories])
2998 AC_ARG_VAR([target_configargs],
2999 [additional configure arguments for target directories])
3001 # For the build-side libraries, we just need to pretend we're native,
3002 # and not use the same cache file. Multilibs are neither needed nor
3004 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
3006 # For host modules, accept cache file option, or specification as blank.
3007 case "${cache_file}" in
3009 cache_file_option="" ;;
3010 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
3011 cache_file_option="--cache-file=${cache_file}" ;;
3013 cache_file_option="--cache-file=../${cache_file}" ;;
3016 # Host dirs don't like to share a cache file either, horribly enough.
3017 # This seems to be due to autoconf 2.5x stupidity.
3018 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
3020 target_configargs="$target_configargs ${tbaseargs}"
3022 # Passing a --with-cross-host argument lets the target libraries know
3023 # whether they are being built with a cross-compiler or being built
3024 # native. However, it would be better to use other mechanisms to make the
3025 # sorts of decisions they want to make on this basis. Please consider
3026 # this option to be deprecated. FIXME.
3027 if test x${is_cross_compiler} = xyes ; then
3028 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
3031 # Default to --enable-multilib.
3032 if test x${enable_multilib} = x ; then
3033 target_configargs="--enable-multilib ${target_configargs}"
3036 # Pass --with-newlib if appropriate. Note that target_configdirs has
3037 # changed from the earlier setting of with_newlib.
3038 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3039 target_configargs="--with-newlib ${target_configargs}"
3042 # Different target subdirs use different values of certain variables
3043 # (notably CXX). Worse, multilibs use *lots* of different values.
3044 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3045 # it doesn't automatically accept command-line overrides of them.
3046 # This means it's not safe for target subdirs to share a cache file,
3047 # which is disgusting, but there you have it. Hopefully this can be
3048 # fixed in future. It's still worthwhile to use a cache file for each
3049 # directory. I think.
3051 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3052 # We need to pass --target, as newer autoconf's requires consistency
3053 # for target_alias and gcc doesn't manage it consistently.
3054 target_configargs="--cache-file=./config.cache ${target_configargs}"
3057 case " $target_configdirs " in
3059 case " $target_configargs " in
3060 *" --with-newlib "*)
3063 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 $$s/winsup/w32api/include'
3067 # If we're not building GCC, don't discard standard headers.
3068 if test -d ${srcdir}/gcc; then
3069 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3071 if test "${build}" != "${host}"; then
3072 # On Canadian crosses, CC_FOR_TARGET will have already been set
3073 # by `configure', so we won't have an opportunity to add -Bgcc/
3074 # to it. This is right: we don't want to search that directory
3075 # for binaries, but we want the header files in there, so add
3077 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
3079 # Someone might think of using the pre-installed headers on
3080 # Canadian crosses, in case the installed compiler is not fully
3081 # compatible with the compiler being built. In this case, it
3082 # would be better to flag an error than risking having
3083 # incompatible object files being constructed. We can't
3084 # guarantee that an error will be flagged, but let's hope the
3085 # compiler will do it, when presented with incompatible header
3090 case "${target}-${is_cross_compiler}" in
3091 i[[3456789]]86-*-linux*-no)
3092 # Here host == target, so we don't need to build gcc,
3093 # so we don't want to discard standard headers.
3094 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3097 # If we're building newlib, use its generic headers last, but search
3098 # for any libc-related directories first (so make it the last -B
3100 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3102 # If we're building libgloss, find the startup file, simulator library
3103 # and linker script.
3104 case " $target_configdirs " in
3106 # Look for startup file, simulator library and maybe linker script.
3107 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3108 # Look for libnosys.a in case the target needs it.
3109 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3110 # Most targets have the linker script in the source directory.
3111 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3122 x86_64-*mingw* | *-w64-mingw*)
3123 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3124 # however, use a symlink named 'mingw' in ${prefix} .
3125 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3128 # MinGW can't be handled as Cygwin above since it does not use newlib.
3129 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3133 # Allow the user to override the flags for
3134 # our build compiler if desired.
3135 if test x"${build}" = x"${host}" ; then
3136 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3137 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3138 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3141 # On Canadian crosses, we'll be searching the right directories for
3142 # the previously-installed cross compiler, so don't bother to add
3143 # flags for directories within the install tree of the compiler
3144 # being built; programs in there won't even run.
3145 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3146 # Search for pre-installed headers if nothing else fits.
3147 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3150 if test "x${use_gnu_ld}" = x &&
3151 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3152 # Arrange for us to find uninstalled linker scripts.
3153 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3156 # Search for other target-specific linker scripts and such.
3159 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3163 # Makefile fragments.
3164 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3166 eval fragval=\$$frag
3167 if test $fragval != /dev/null; then
3168 eval $frag=${srcdir}/$fragval
3171 AC_SUBST_FILE(host_makefile_frag)
3172 AC_SUBST_FILE(target_makefile_frag)
3173 AC_SUBST_FILE(alphaieee_frag)
3174 AC_SUBST_FILE(ospace_frag)
3176 # Miscellanea: directories, flags, etc.
3177 AC_SUBST(RPATH_ENVVAR)
3178 AC_SUBST(GCC_SHLIB_SUBDIR)
3180 AC_SUBST(build_tooldir)
3181 AC_SUBST(CONFIGURE_GDB_TK)
3183 AC_SUBST(INSTALL_GDB_TK)
3185 # Build module lists & subconfigure args.
3186 AC_SUBST(build_configargs)
3187 AC_SUBST(build_configdirs)
3189 # Host module lists & subconfigure args.
3190 AC_SUBST(host_configargs)
3191 AC_SUBST(configdirs)
3192 AC_SUBST(target_configdirs)
3194 # Target module lists & subconfigure args.
3195 AC_SUBST(target_configargs)
3199 AC_SUBST(AR_FOR_BUILD)
3200 AC_SUBST(AS_FOR_BUILD)
3201 AC_SUBST(CC_FOR_BUILD)
3202 AC_SUBST(CFLAGS_FOR_BUILD)
3203 AC_SUBST(CXXFLAGS_FOR_BUILD)
3204 AC_SUBST(CXX_FOR_BUILD)
3205 AC_SUBST(DLLTOOL_FOR_BUILD)
3206 AC_SUBST(GCJ_FOR_BUILD)
3207 AC_SUBST(GFORTRAN_FOR_BUILD)
3208 AC_SUBST(GOC_FOR_BUILD)
3209 AC_SUBST(LDFLAGS_FOR_BUILD)
3210 AC_SUBST(LD_FOR_BUILD)
3211 AC_SUBST(NM_FOR_BUILD)
3212 AC_SUBST(RANLIB_FOR_BUILD)
3213 AC_SUBST(WINDMC_FOR_BUILD)
3214 AC_SUBST(WINDRES_FOR_BUILD)
3215 AC_SUBST(config_shell)
3217 # Generate default definitions for YACC, M4, LEX and other programs that run
3218 # on the build machine. These are used if the Makefile can't locate these
3219 # programs in objdir.
3220 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3222 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3223 case " $build_configdirs " in
3224 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3225 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3228 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3229 case " $build_configdirs " in
3230 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3233 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3234 case " $build_configdirs " in
3235 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3238 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3239 case " $build_configdirs " in
3240 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3241 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3244 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3245 case " $build_configdirs " in
3246 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3249 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3250 case " $build_configdirs " in
3251 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3254 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3255 # higher, else we use the "missing" dummy.
3256 if ${MAKEINFO} --version \
3257 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3260 MAKEINFO="$MISSING makeinfo"
3266 # FIXME: expect and dejagnu may become build tools?
3268 AC_CHECK_PROGS(EXPECT, expect, expect)
3269 case " $configdirs " in
3271 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3275 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3276 case " $configdirs " in
3278 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3284 NCN_STRICT_CHECK_TOOLS(AR, ar)
3285 NCN_STRICT_CHECK_TOOLS(AS, as)
3286 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3287 NCN_STRICT_CHECK_TOOLS(LD, ld)
3288 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3289 NCN_STRICT_CHECK_TOOLS(NM, nm)
3290 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3291 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3292 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3293 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3294 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3295 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3302 AC_ARG_WITH([build-time-tools],
3303 [AS_HELP_STRING([--with-build-time-tools=PATH],
3304 [use given path to find target tools during the build])],
3305 [case x"$withval" in
3308 with_build_time_tools=
3309 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3312 [with_build_time_tools=])
3314 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3315 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3316 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3317 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3318 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3319 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3321 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3322 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3323 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3324 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3325 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3326 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3327 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3328 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3329 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3330 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3331 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3333 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3335 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3336 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3337 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3338 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3339 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3340 [gcc/g++ -B$$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],
3342 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3343 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3345 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3346 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3347 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3348 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3349 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3350 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3351 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3352 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3353 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3354 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3355 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3356 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3357 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3358 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3359 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3360 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3362 AC_SUBST(FLAGS_FOR_TARGET)
3363 AC_SUBST(RAW_CXX_FOR_TARGET)
3365 # Certain tools may need extra flags.
3366 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3367 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3368 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3370 # When building target libraries, except in a Canadian cross, we use
3371 # the same toolchain as the compiler we just built.
3372 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3373 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3374 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3375 if test $host = $build; then
3376 case " $configdirs " in
3378 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3379 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3380 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3385 AC_SUBST(COMPILER_AS_FOR_TARGET)
3386 AC_SUBST(COMPILER_LD_FOR_TARGET)
3387 AC_SUBST(COMPILER_NM_FOR_TARGET)
3389 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3390 AC_ARG_ENABLE(maintainer-mode,
3391 [AS_HELP_STRING([--enable-maintainer-mode],
3392 [enable make rules and dependencies not useful
3393 (and sometimes confusing) to the casual installer])],
3394 USE_MAINTAINER_MODE=$enableval,
3395 USE_MAINTAINER_MODE=no)
3396 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3397 AC_SUBST(MAINTAINER_MODE_TRUE)
3398 AC_SUBST(MAINTAINER_MODE_FALSE)
3399 if test "$USE_MAINTAINER_MODE" = yes; then
3400 MAINTAINER_MODE_TRUE=
3401 MAINTAINER_MODE_FALSE='#'
3403 MAINTAINER_MODE_TRUE='#'
3404 MAINTAINER_MODE_FALSE=
3406 MAINT=$MAINTAINER_MODE_TRUE
3409 # ---------------------
3410 # GCC bootstrap support
3411 # ---------------------
3413 # Stage specific cflags for build.
3418 yes) stage1_cflags="-g -Wa,-J" ;;
3419 *) stage1_cflags="-g -J" ;;
3423 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3424 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3425 saved_CFLAGS="$CFLAGS"
3427 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3428 CFLAGS="$CFLAGS -fkeep-inline-functions"
3429 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3431 #if (__GNUC__ < 3) \
3432 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3433 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3434 #error http://gcc.gnu.org/PR29382
3437 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3438 [AC_MSG_RESULT([no])])
3440 CFLAGS="$saved_CFLAGS"
3443 AC_SUBST(stage1_cflags)
3445 # Enable --enable-checking in stage1 of the compiler.
3446 AC_ARG_ENABLE(stage1-checking,
3447 [AS_HELP_STRING([[--enable-stage1-checking[=all]]],
3448 [choose additional checking for stage1 of the compiler])],
3449 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3450 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3451 stage1_checking=--enable-checking=yes,types
3453 stage1_checking=--enable-checking=$enable_checking,types
3455 AC_SUBST(stage1_checking)
3457 # Enable -Werror in bootstrap stage2 and later.
3458 AC_ARG_ENABLE(werror,
3459 [AS_HELP_STRING([--enable-werror],
3460 [enable -Werror in bootstrap stage2 and later])], [],
3461 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3466 case ${enable_werror} in
3467 yes) stage2_werror_flag="--enable-werror-always" ;;
3468 *) stage2_werror_flag="" ;;
3470 AC_SUBST(stage2_werror_flag)
3472 # Specify what files to not compare during bootstrap.
3474 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3476 hppa*64*-*-hpux*) ;;
3477 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3479 case " $configdirs " in
3480 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3482 AC_SUBST(compare_exclusions)
3484 AC_CONFIG_FILES([Makefile],
3485 [sed "$extrasub_build" Makefile |
3486 sed "$extrasub_host" |
3487 sed "$extrasub_target" > mf$$
3488 mv -f mf$$ Makefile],
3489 [extrasub_build="$extrasub_build"
3490 extrasub_host="$extrasub_host"
3491 extrasub_target="$extrasub_target"])