1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
3 # Free Software Foundation, Inc.
5 # This file is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; see the file COPYING3. If not see
17 # <http://www.gnu.org/licenses/>.
19 ##############################################################################
20 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
22 m4_include(config/acx.m4)
23 m4_include(config/override.m4)
24 m4_include(config/proginstall.m4)
25 m4_include(config/elf.m4)
26 m4_include([libtool.m4])
27 m4_include([ltoptions.m4])
28 m4_include([ltsugar.m4])
29 m4_include([ltversion.m4])
30 m4_include([lt~obsolete.m4])
31 m4_include([config/cloog.m4])
33 AC_INIT(move-if-change)
35 AC_DISABLE_OPTION_CHECKING
38 # if PWD already has a value, it is probably wrong.
39 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
41 # Export original configure arguments for use by sub-configures.
42 # Quote arguments with shell meta charatcers.
43 TOPLEVEL_CONFIGURE_ARGUMENTS=
44 set -- "$progname" "$@"
48 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
49 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
50 # if the argument is of the form -foo=baz, quote the baz part only
51 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
54 # Add the quoted argument to the list.
55 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
57 if test "$silent" = yes; then
58 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
60 # Remove the initial space we just introduced and, as these will be
61 # expanded by make, quote '$'.
62 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
63 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
65 # Find the build, host, and target systems.
66 ACX_NONCANONICAL_BUILD
68 ACX_NONCANONICAL_TARGET
70 dnl Autoconf 2.5x and later will set a default program prefix if
71 dnl --target was used, even if it was the same as --host. Disable
72 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
74 test "$host_noncanonical" = "$target_noncanonical" &&
75 test "$program_prefix$program_suffix$program_transform_name" = \
77 program_transform_name=s,y,y,
82 m4_pattern_allow([^AS_FOR_TARGET$])dnl
83 m4_pattern_allow([^AS_FOR_BUILD$])dnl
85 # Get 'install' or 'install-sh' and its variants.
92 ### we might need to use some other shell than /bin/sh for running subshells
93 ### If we are on Windows, search for the shell. This will permit people
94 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
95 ### without also having to set CONFIG_SHELL. This code will work when
96 ### using bash, which sets OSTYPE.
99 if test x${CONFIG_SHELL} = x ; then
100 if test ! -f /bin/sh ; then
101 if test x${SHELL} != x && test -f ${SHELL} ; then
102 CONFIG_SHELL=${SHELL}
105 for prog in sh sh.exe bash bash.exe; do
106 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
108 test -z "$dir" && dir=.
109 if test -f $dir/$prog; then
110 CONFIG_SHELL=$dir/$prog
116 test -n "${CONFIG_SHELL}" && break
124 config_shell=${CONFIG_SHELL-/bin/sh}
126 moveifchange=${srcdir}/move-if-change
128 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
130 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
132 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
133 INSTALL="${srcpwd}/install-sh -c"
136 # Set srcdir to "." if that's what it is.
137 # This is important for multilib support.
139 if test "${pwd}" = "${srcpwd}" ; then
147 ### To add a new directory to the tree, first choose whether it is a target
148 ### or a host dependent tool. Then put it into the appropriate list
149 ### (library or tools, host or target), doing a dependency sort.
151 # Subdirs will be configured in the order listed in build_configdirs,
152 # configdirs, or target_configdirs; see the serialization section below.
154 # Dependency sorting is only needed when *configuration* must be done in
155 # a particular order. In all cases a dependency should be specified in
156 # the Makefile, whether or not it's implicitly specified here.
158 # Double entries in build_configdirs, configdirs, or target_configdirs may
159 # cause circular dependencies and break everything horribly.
161 # these library is used by various programs built for the build
164 build_libs="build-libiberty"
166 # these tools are built for the build environment
167 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
169 # these libraries are used by various programs built for the host environment
171 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
173 # these tools are built for the host environment
174 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
175 # know that we are building the simulator.
176 # binutils, gas and ld appear in that order because it makes sense to run
177 # "make check" in that particular order.
178 # If --enable-gold is used, "gold" may replace "ld".
179 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
181 # libgcj represents the runtime libraries only used by gcj.
182 libgcj="target-libffi \
187 # these libraries are built for the target environment, and are built after
188 # the host libraries and the host tools (which may be a cross compiler)
190 target_libraries="target-libgcc \
195 target-libstdc++-v3 \
206 # these tools are built using the target libraries, and are intended to
207 # run only in the target environment
209 # note: any program that *uses* libraries that are in the "target_libraries"
210 # list belongs in this list. those programs are also very likely
211 # candidates for the "native_only" list which follows
213 target_tools="target-examples target-groff target-gperf target-rda"
215 ################################################################################
217 ## All tools belong in one of the four categories, and are assigned above
218 ## We assign ${configdirs} this way to remove all embedded newlines. This
219 ## is important because configure will choke if they ever get through.
220 ## ${configdirs} is directories we build using the host tools.
221 ## ${target_configdirs} is directories we build using the target tools.
222 configdirs=`echo ${host_libs} ${host_tools}`
223 target_configdirs=`echo ${target_libraries} ${target_tools}`
224 build_configdirs=`echo ${build_libs} ${build_tools}`
226 m4_divert_text([PARSE_ARGS],
229 m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
230 AC_MSG_ERROR([path to source, $srcdir, contains spaces])
231 m4_popdef([AS_MESSAGE_LOG_FD])dnl
234 ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
237 ################################################################################
239 srcname="gnu development package"
241 # This gets set non-empty for some net releases of packages.
244 # Define is_cross_compiler to save on calls to 'test'.
246 if test x"${host}" = x"${target}" ; then
249 is_cross_compiler=yes
252 # Find the build and target subdir names.
254 # Be sure to cover against remnants of an in-tree build.
255 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
256 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
257 Use a pristine source tree when building in a separate tree])
260 # Skipdirs are removed silently.
262 # Noconfigdirs are removed loudly.
266 # Make sure we don't let GNU ld be added if we didn't want it.
267 if test x$with_gnu_ld = xno ; then
269 noconfigdirs="$noconfigdirs ld gold"
273 # Make sure we don't let GNU as be added if we didn't want it.
274 if test x$with_gnu_as = xno ; then
276 noconfigdirs="$noconfigdirs gas"
280 # Make sure we don't let ZLIB be added if we didn't want it.
281 if test x$with_system_zlib = xyes ; then
283 noconfigdirs="$noconfigdirs zlib"
286 # some tools are so dependent upon X11 that if we're not building with X,
287 # it's not even worth trying to configure, much less build, that tool.
290 yes | "") ;; # the default value for this tree is that X11 is available
292 skipdirs="${skipdirs} tk itcl libgui"
293 # We won't be able to build gdbtk without X.
296 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
299 # Some tools are only suitable for building in a "native" situation.
300 # Remove these if host!=target.
301 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
303 # Similarly, some are only suitable for cross toolchains.
304 # Remove these if host=target.
305 cross_only="target-libgloss target-newlib target-opcodes"
307 case $is_cross_compiler in
308 no) skipdirs="${skipdirs} ${cross_only}" ;;
309 yes) skipdirs="${skipdirs} ${native_only}" ;;
312 # If both --with-headers and --with-libs are specified, default to
314 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
315 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
316 if test x"${with_newlib}" = x ; then
321 # Recognize --with-newlib/--without-newlib.
322 case ${with_newlib} in
323 no) skipdirs="${skipdirs} target-newlib" ;;
324 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
327 # Handle --enable-gold, --enable-ld.
328 # --disable-gold [--enable-ld]
329 # Build only ld. Default option.
330 # --enable-gold [--enable-ld]
331 # Build both gold and ld. Install gold as "ld.gold", install ld
332 # as "ld.bfd" and "ld".
333 # --enable-gold=default [--enable-ld]
334 # Build both gold and ld. Install gold as "ld.gold" and "ld",
335 # install ld as "ld.bfd".
336 # --enable-gold[=default] --disable-ld
337 # Build only gold, which is then installed as both "ld.gold" and "ld".
338 # --enable-gold --enable-ld=default
339 # Build both gold (installed as "ld.gold") and ld (installed as "ld"
341 # In other words, ld is default
342 # --enable-gold=default --enable-ld=default
347 [[ --enable-gold[=ARG] build gold [ARG={default,yes,no}]]],
348 ENABLE_GOLD=$enableval,
350 case "${ENABLE_GOLD}" in
352 # Check for ELF target.
355 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
356 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
357 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
359 *-*-linux*aout* | *-*-linux*oldld*)
367 if test "$is_elf" = "yes"; then
368 # Check for target supported by gold.
370 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
371 configdirs="$configdirs gold"
372 if test x${ENABLE_GOLD} = xdefault; then
383 AC_MSG_ERROR([invalid --enable-gold argument])
388 [[ --enable-ld[=ARG] build ld [ARG={default,yes,no}]]],
389 ENABLE_LD=$enableval,
392 case "${ENABLE_LD}" in
394 if test x${default_ld} != x; then
395 AC_MSG_ERROR([either gold or ld can be the default ld])
401 if test x${ENABLE_GOLD} != xyes; then
402 AC_MSG_WARN([neither ld nor gold are enabled])
404 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'`
407 AC_MSG_ERROR([invalid --enable-ld argument])
411 # Configure extra directories which are host specific
415 configdirs="$configdirs libtermcap" ;;
418 # A target can indicate whether a language isn't supported for some reason.
419 # Only spaces may be used in this macro; not newlines or tabs.
420 unsupported_languages=
422 # Remove more programs from consideration, based on the host or
423 # target this usually means that a port of the program doesn't
428 noconfigdirs="$noconfigdirs byacc"
430 i[[3456789]]86-*-vsta)
431 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
433 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
434 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
437 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
439 i[[3456789]]86-*-mingw32*)
440 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
441 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
443 i[[3456789]]86-*-beos*)
444 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
447 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
450 noconfigdirs="$noconfigdirs rcs"
453 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
456 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
461 AC_ARG_ENABLE(libquadmath,
462 AS_HELP_STRING([--disable-libquadmath],
463 [do not build libquadmath directory]),
464 ENABLE_LIBQUADMATH=$enableval,
465 ENABLE_LIBQUADMATH=yes)
466 if test "${ENABLE_LIBQUADMATH}" = "no" ; then
467 noconfigdirs="$noconfigdirs target-libquadmath"
471 AC_ARG_ENABLE(libquadmath-support,
472 AS_HELP_STRING([--disable-libquadmath-support],
473 [disable libquadmath support for Fortran]),
474 ENABLE_LIBQUADMATH_SUPPORT=$enableval,
475 ENABLE_LIBQUADMATH_SUPPORT=yes)
476 enable_libquadmath_support=
477 if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
478 enable_libquadmath_support=no
482 AC_ARG_ENABLE(libada,
483 [ --enable-libada build libada directory],
484 ENABLE_LIBADA=$enableval,
486 if test "${ENABLE_LIBADA}" != "yes" ; then
487 noconfigdirs="$noconfigdirs gnattools"
490 AC_ARG_ENABLE(libssp,
491 [ --enable-libssp build libssp directory],
492 ENABLE_LIBSSP=$enableval,
495 # Save it here so that, even in case of --enable-libgcj, if the Java
496 # front-end isn't enabled, we still get libgcj disabled.
498 case $enable_libgcj in
500 # If we reset it here, it won't get added to noconfigdirs in the
501 # target-specific build rules, so it will be forcibly enabled
502 # (unless the Java language itself isn't enabled).
506 # Make sure we get it printed in the list of not supported target libs.
507 # Don't disable libffi, though, other languages use it.
508 noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
509 # Clear libgcj_saved so that even if java is enabled libffi won't be
516 # Disable libmudflap on some systems.
517 if test x$enable_libmudflap = x ; then
519 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
520 # Enable libmudflap by default in GNU and friends.
523 # Enable libmudflap by default in FreeBSD.
526 # Disable it by default everywhere else.
527 noconfigdirs="$noconfigdirs target-libmudflap"
532 # Disable libgomp on non POSIX hosted systems.
533 if test x$enable_libgomp = x ; then
534 # Enable libgomp by default on hosted POSIX systems.
536 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
538 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
540 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
542 *-*-darwin* | *-*-aix*)
545 noconfigdirs="$noconfigdirs target-libgomp"
550 # Default libgloss CPU subdirectory.
551 libgloss_dir="$target_cpu"
555 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
558 noconfigdirs="$noconfigdirs ld gas gdb gprof"
559 noconfigdirs="$noconfigdirs sim target-rda"
561 i[[3456789]]86-*-darwin*)
562 noconfigdirs="$noconfigdirs ld gprof"
563 noconfigdirs="$noconfigdirs sim target-rda"
565 x86_64-*-darwin[[912]]*)
566 noconfigdirs="$noconfigdirs ld gas gprof"
567 noconfigdirs="$noconfigdirs sim target-rda"
570 noconfigdirs="$noconfigdirs ld gas gdb gprof"
571 noconfigdirs="$noconfigdirs sim target-rda"
572 noconfigdirs="$noconfigdirs ${libgcj}"
574 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
575 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
578 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
579 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
580 && test -f /usr/local/include/gmp.h; then
584 # Skip some stuff that's unsupported on some FreeBSD configurations.
590 noconfigdirs="$noconfigdirs ${libgcj}"
595 # Remove unsupported stuff on all kaOS configurations.
596 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
597 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
598 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
599 noconfigdirs="$noconfigdirs target-libgloss"
602 # Skip some stuff on all NetBSD configurations.
603 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
605 # Skip some stuff that's unsupported on some NetBSD configurations.
607 i*86-*-netbsdelf*) ;;
608 arm*-*-netbsdelf*) ;;
610 noconfigdirs="$noconfigdirs ${libgcj}"
615 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
618 skipdirs="${skipdirs} target-libiberty"
619 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
621 # The tpf target doesn't support gdb yet.
623 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
626 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
629 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
632 # ld works, but does not support shared libraries.
633 # newlib is not 64 bit ready. I'm not sure about fileutils.
634 # gas doesn't generate exception information.
635 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
638 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
641 # newlib is not 64 bit ready
642 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
645 # newlib is not 64 bit ready
646 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
649 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
652 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
654 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
655 noconfigdirs="$noconfigdirs ${libgcj}"
656 noconfigdirs="$noconfigdirs target-examples"
657 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
658 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
659 noconfigdirs="$noconfigdirs expect dejagnu"
660 # the C++ libraries don't build on top of CE's C libraries
661 noconfigdirs="$noconfigdirs target-libstdc++-v3"
662 noconfigdirs="$noconfigdirs target-newlib"
664 *-*-cygwin*) ;; # keep gdb and readline
665 *) noconfigdirs="$noconfigdirs gdb readline"
671 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
675 arm-*-coff | strongarm-*-coff | xscale-*-coff)
676 noconfigdirs="$noconfigdirs ${libgcj}"
679 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
680 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
683 arm*-*-linux-gnueabi)
684 noconfigdirs="$noconfigdirs target-qthreads"
685 case ${with_newlib} in
686 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
691 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
695 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
698 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
701 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
704 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
707 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
710 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
713 unsupported_languages="$unsupported_languages java"
714 noconfigdirs="$noconfigdirs target-boehm-gc"
715 if test x${is_cross_compiler} != xno ; then
716 target_configdirs="${target_configdirs} target-bsp target-cygmon"
720 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
722 c54x*-*-* | tic54x-*-*)
723 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
726 noconfigdirs="$noconfigdirs ${libgcj} gdb"
728 cris-*-* | crisv32-*-*)
729 unsupported_languages="$unsupported_languages java"
732 unsupported_languages="$unsupported_languages fortran"
733 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
734 *-*-elf) # See PR46792 regarding target-libffi.
735 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
737 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
739 unsupported_languages="$unsupported_languages fortran"
740 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
745 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
748 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
751 noconfigdirs="$noconfigdirs ${libgcj} gdb"
753 ep9312-*-elf | ep9312-*-coff)
757 noconfigdirs="$noconfigdirs ${libgcj} gdb"
760 noconfigdirs="$noconfigdirs ${libgcj}"
763 noconfigdirs="$noconfigdirs ${libgcj}"
764 noconfigdirs="$noconfigdirs gprof"
767 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
770 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
772 hppa1.1-*-osf* | hppa1.1-*-bsd* )
774 hppa*64*-*-linux* | parisc*64*-*-linux*)
775 # In this case, it's because the hppa64-linux target is for
776 # the kernel only at this point and has no libc, and thus no
777 # headers, crt*.o, etc., all of which are needed by these.
778 noconfigdirs="$noconfigdirs target-zlib"
780 parisc*-*-linux* | hppa*-*-linux*)
786 noconfigdirs="$noconfigdirs ${libgcj}"
789 noconfigdirs="$noconfigdirs ld shellutils"
795 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
796 # build on HP-UX 10.20.
797 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
800 noconfigdirs="$noconfigdirs ${libgcj} gdb"
803 # No gdb support yet.
804 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
808 noconfigdirs="$noconfigdirs ${libgcj} libgui itcl ld"
811 # No gdb or ld support yet.
812 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
816 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
817 noconfigdirs="$noconfigdirs ${libgcj}"
820 i[[3456789]]86-*-linux*)
821 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
822 # not build java stuff by default.
825 noconfigdirs="$noconfigdirs ${libgcj}";;
828 # This section makes it possible to build newlib natively on linux.
829 # If we are using a cross compiler then don't configure newlib.
830 if test x${is_cross_compiler} != xno ; then
831 noconfigdirs="$noconfigdirs target-newlib"
833 noconfigdirs="$noconfigdirs target-libgloss"
834 # If we are not using a cross compiler, do configure newlib.
835 # Note however, that newlib will only be configured in this situation
836 # if the --with-newlib option has been given, because otherwise
837 # 'target-newlib' will appear in skipdirs.
839 i[[3456789]]86-w64-mingw*)
840 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
842 i[[3456789]]86-*-mingw*)
843 target_configdirs="$target_configdirs target-winsup"
844 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
847 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
850 target_configdirs="$target_configdirs target-libtermcap target-winsup"
851 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
852 # always build newlib if winsup directory is present.
853 if test -d "$srcdir/winsup/cygwin"; then
854 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
855 elif test -d "$srcdir/newlib"; then
856 echo "Warning: winsup/cygwin is missing so newlib can't be built."
859 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
860 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
863 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
865 i[[3456789]]86-*-sco3.2v5*)
866 # The linker does not yet know about weak symbols in COFF,
867 # and is not configured to handle mixed ELF and COFF.
868 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
870 i[[3456789]]86-*-sco*)
871 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
873 i[[3456789]]86-*-solaris2*)
874 noconfigdirs="$noconfigdirs target-libgloss"
876 i[[3456789]]86-*-sysv4*)
877 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
879 i[[3456789]]86-*-beos*)
880 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
882 i[[3456789]]86-*-rdos*)
883 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
886 noconfigdirs="$noconfigdirs ${libgcj}"
888 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
889 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
893 noconfigdirs="$noconfigdirs ${libgcj}"
896 noconfigdirs="$noconfigdirs ${libgcj}"
902 # The EPOC C++ environment does not support exceptions or rtti,
903 # and so building libstdc++-v3 tends not to always work.
904 noconfigdirs="$noconfigdirs target-libstdc++-v3"
907 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
908 unsupported_languages="$unsupported_languages fortran java"
911 noconfigdirs="$noconfigdirs ${libgcj}"
914 noconfigdirs="$noconfigdirs ${libgcj}"
917 noconfigdirs="$noconfigdirs sim"
920 noconfigdirs="$noconfigdirs target-libiberty"
923 # copied from rs6000-*-* entry
924 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
926 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
927 target_configdirs="$target_configdirs target-winsup"
928 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
929 # always build newlib.
930 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
932 # This is temporary until we can link against shared libraries
933 powerpcle-*-solaris*)
934 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
938 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
941 noconfigdirs="$noconfigdirs ${libgcj}"
944 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
948 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
951 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
954 noconfigdirs="$noconfigdirs gprof ${libgcj}"
957 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
960 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
963 skipdirs="$skipdirs target-libiberty"
964 noconfigdirs="$noconfigdirs ${libgcj}"
965 if test x$with_newlib = xyes; then
966 noconfigdirs="$noconfigdirs gprof"
971 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
974 # Linking libjava exceeds command-line length limits on at least
975 # IRIX 6.2, but not on IRIX 6.5.
976 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
977 # <oldham@codesourcery.com>
978 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
981 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
984 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
987 noconfigdirs="$noconfigdirs gprof ${libgcj}"
991 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
995 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
996 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
997 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
998 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
1002 noconfigdirs="$noconfigdirs ${libgcj}" ;;
1004 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
1007 sparclet-*-aout* | sparc86x-*-*)
1011 noconfigdirs="$noconfigdirs ${libgcj}"
1014 noconfigdirs="$noconfigdirs ${libgcj}"
1018 noconfigdirs="$noconfigdirs ${libgcj}"
1022 noconfigdirs="$noconfigdirs ${libgcj}"
1023 if test x${is_cross_compiler} != xno ; then
1024 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
1029 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
1030 noconfigdirs="$noconfigdirs ${libgcj}"
1032 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1035 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1038 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1041 noconfigdirs="$noconfigdirs ${libgcj}"
1044 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1047 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1050 noconfigdirs="$noconfigdirs ${libgcj}"
1053 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1055 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1056 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1059 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1062 noconfigdirs="$noconfigdirs ${libgcj}"
1066 # If we aren't building newlib, then don't build libgloss, since libgloss
1067 # depends upon some newlib header files.
1068 case "${noconfigdirs}" in
1069 *target-libgloss*) ;;
1070 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1073 # Work in distributions that contain no compiler tools, like Autoconf.
1075 host_makefile_frag=/dev/null
1076 if test -d ${srcdir}/config ; then
1079 # Avoid "too much defining" errors from HPUX compiler.
1080 tentative_cc="cc -Wp,-H256000"
1081 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1082 # If it's HP/UX ar, this should be harmless.
1086 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1089 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1090 # chokes on bfd, the compiler won't let you assign integers to enums, and
1091 # other problems. Defining CC to gcc is a questionable way to say "don't use
1092 # the apollo compiler" (the preferred version of GCC could be called cc,
1093 # or whatever), but I'm not sure leaving CC as cc is any better...
1094 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1095 # Used to have BISON=yacc.
1099 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1102 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1103 tentative_cc="cc -Xa"
1104 host_makefile_frag="config/mh-cxux"
1106 m88k-motorola-sysv*)
1109 tentative_cc="cc -Wf,-XNg1000"
1110 host_makefile_frag="config/mh-decstation"
1113 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1114 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1115 host_makefile_frag="config/mh-necv4"
1118 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1119 # environment. Also bump switch table size so that cp-parse will
1120 # compile. Bump string length limit so linker builds.
1121 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1124 host_makefile_frag="config/mh-sysv4"
1127 # This is for a MIPS running RISC/os 4.52C.
1129 # This is needed for GDB, but needs to be in the top-level make because
1130 # if a library is compiled with the bsd headers and gets linked with the
1131 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1132 # a different size).
1133 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1134 # known except to select the sysv environment. Could we use /proc instead?
1135 # These "sysv environments" and "bsd environments" often end up being a pain.
1137 # This is not part of CFLAGS because perhaps not all C compilers have this
1139 tentative_cc="cc -systype sysv"
1144 i[[3456789]]86-*-sysv5*)
1145 host_makefile_frag="config/mh-sysv5"
1147 i[[3456789]]86-*-dgux*)
1148 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1149 host_makefile_frag="config/mh-dgux386"
1151 i[[3456789]]86-ncr-sysv4.3*)
1152 # The MetaWare compiler will generate a copyright message unless you
1153 # turn it off by adding the -Hnocopyr flag.
1154 tentative_cc="cc -Hnocopyr"
1156 i[[3456789]]86-ncr-sysv4*)
1157 # for an NCR 3000 (i486/SVR4) system.
1158 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1159 # This compiler not only emits obnoxious copyright messages every time
1160 # you run it, but it chokes and dies on a whole bunch of GNU source
1161 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1162 tentative_cc="/usr/ccs/ATT/cc"
1163 host_makefile_frag="config/mh-ncr3000"
1165 i[[3456789]]86-*-sco3.2v5*)
1167 i[[3456789]]86-*-sco*)
1168 # The native C compiler botches some simple uses of const. Unfortunately,
1169 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1170 tentative_cc="cc -Dconst="
1171 host_makefile_frag="config/mh-sco"
1173 i[[3456789]]86-*-udk*)
1174 host_makefile_frag="config/mh-sysv5"
1176 i[[3456789]]86-*-solaris2*)
1177 host_makefile_frag="config/mh-sysv4"
1179 i[[3456789]]86-*-msdosdjgpp*)
1180 host_makefile_frag="config/mh-djgpp"
1183 ACX_CHECK_CYGWIN_CAT_WORKS
1184 host_makefile_frag="config/mh-cygwin"
1187 host_makefile_frag="config/mh-mingw"
1190 host_makefile_frag="config/mh-interix"
1193 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1197 host_makefile_frag="config/mh-solaris"
1200 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1201 # without overflowing the jump tables (-J says to use a 32 bit table)
1202 tentative_cc="cc -J"
1205 tentative_cc="cc -Wp,-H256000"
1206 host_makefile_frag="config/mh-pa-hpux10"
1208 hppa*-hp-hpux* | hppa*-*-hiux*)
1209 tentative_cc="cc -Wp,-H256000"
1210 host_makefile_frag="config/mh-pa"
1213 host_makefile_frag="config/mh-pa"
1215 *-hp-hpux* | *-*-hiux*)
1216 tentative_cc="cc -Wp,-H256000"
1219 # /bin/cc is less than useful for our purposes. Always use GCC
1220 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1221 host_makefile_frag="config/mh-lynxrs6k"
1224 host_makefile_frag="config/mh-darwin"
1227 host_makefile_frag="config/mh-ppc-aix"
1230 host_makefile_frag="config/mh-ppc-aix"
1233 # /bin/cc is less than useful for our purposes. Always use GCC
1234 tentative_cc="/bin/gcc"
1237 host_makefile_frag="config/mh-sysv4"
1239 # This is placed last to prevent interfering with the cases above.
1241 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1242 host_makefile_frag="config/mh-x86omitfp"
1247 # If we aren't going to be using gcc, see if we can extract a definition
1248 # of CC from the fragment.
1249 # Actually, use the 'pre-extracted' version above.
1250 if test -z "${CC}" && test "${build}" = "${host}" ; then
1251 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1253 for dir in $PATH; do
1254 test -z "$dir" && dir=.
1255 if test -f $dir/gcc; then
1261 if test -z "${found}" && test -n "${tentative_cc}" ; then
1266 if test "${build}" != "${host}" ; then
1267 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1268 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1269 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1270 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1271 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1272 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1273 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1274 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1275 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1276 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1277 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1278 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1279 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1281 AR_FOR_BUILD="\$(AR)"
1282 AS_FOR_BUILD="\$(AS)"
1283 CC_FOR_BUILD="\$(CC)"
1284 CXX_FOR_BUILD="\$(CXX)"
1285 GCJ_FOR_BUILD="\$(GCJ)"
1286 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1287 GOC_FOR_BUILD="\$(GOC)"
1288 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1289 LD_FOR_BUILD="\$(LD)"
1290 NM_FOR_BUILD="\$(NM)"
1291 RANLIB_FOR_BUILD="\$(RANLIB)"
1292 WINDRES_FOR_BUILD="\$(WINDRES)"
1293 WINDMC_FOR_BUILD="\$(WINDMC)"
1299 # We must set the default linker to the linker used by gcc for the correct
1300 # operation of libtool. If LD is not defined and we are using gcc, try to
1301 # set the LD default to the ld used by gcc.
1302 if test -z "$LD"; then
1303 if test "$GCC" = yes; then
1306 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1308 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1310 case $gcc_prog_ld in
1311 # Accept absolute paths.
1312 [[\\/]* | [A-Za-z]:[\\/]*)]
1313 LD="$gcc_prog_ld" ;;
1319 ACX_PROG_CMP_IGNORE_INITIAL
1321 # See if we are building gcc with C++.
1322 AC_ARG_ENABLE(build-with-cxx,
1323 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1324 ENABLE_BUILD_WITH_CXX=$enableval,
1325 ENABLE_BUILD_WITH_CXX=no)
1327 # Used for setting $lt_cv_objdir
1330 # Check for GMP, MPFR and MPC
1331 gmplibs="-lmpc -lmpfr -lgmp"
1335 # Specify a location for mpc
1336 # check for this first so it ends up on the link line before mpfr.
1337 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1338 Equivalent to --with-mpc-include=PATH/include
1339 plus --with-mpc-lib=PATH/lib])
1340 AC_ARG_WITH(mpc-include, [ --with-mpc-include=PATH
1341 specify directory for installed MPC include files])
1342 AC_ARG_WITH(mpc-lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1344 if test "x$with_mpc" != x; then
1345 gmplibs="-L$with_mpc/lib $gmplibs"
1346 gmpinc="-I$with_mpc/include $gmpinc"
1348 if test "x$with_mpc_include" != x; then
1349 gmpinc="-I$with_mpc_include $gmpinc"
1351 if test "x$with_mpc_lib" != x; then
1352 gmplibs="-L$with_mpc_lib $gmplibs"
1354 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1355 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1356 gmpinc='-I$$s/mpc/src '"$gmpinc"
1357 # Do not test the mpc version. Assume that it is sufficient, since
1358 # it is in the source tree, and the library has not been built yet
1359 # but it would be included on the link line in the version check below
1360 # hence making the test fail.
1364 # Specify a location for mpfr
1365 # check for this first so it ends up on the link line before gmp.
1366 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1367 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1368 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1370 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1371 Equivalent to --with-mpfr-include=PATH/include
1372 plus --with-mpfr-lib=PATH/lib])
1373 AC_ARG_WITH(mpfr-include, [ --with-mpfr-include=PATH
1374 specify directory for installed MPFR include files])
1375 AC_ARG_WITH(mpfr-lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1377 if test "x$with_mpfr" != x; then
1378 gmplibs="-L$with_mpfr/lib $gmplibs"
1379 gmpinc="-I$with_mpfr/include $gmpinc"
1381 if test "x$with_mpfr_include" != x; then
1382 gmpinc="-I$with_mpfr_include $gmpinc"
1384 if test "x$with_mpfr_lib" != x; then
1385 gmplibs="-L$with_mpfr_lib $gmplibs"
1387 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1388 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1389 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1390 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1391 # Do not test the mpfr version. Assume that it is sufficient, since
1392 # it is in the source tree, and the library has not been built yet
1393 # but it would be included on the link line in the version check below
1394 # hence making the test fail.
1398 # Specify a location for gmp
1399 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1400 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1401 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1403 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1404 Equivalent to --with-gmp-include=PATH/include
1405 plus --with-gmp-lib=PATH/lib])
1406 AC_ARG_WITH(gmp-include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1407 AC_ARG_WITH(gmp-lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1410 if test "x$with_gmp" != x; then
1411 gmplibs="-L$with_gmp/lib $gmplibs"
1412 gmpinc="-I$with_gmp/include $gmpinc"
1414 if test "x$with_gmp_include" != x; then
1415 gmpinc="-I$with_gmp_include $gmpinc"
1417 if test "x$with_gmp_lib" != x; then
1418 gmplibs="-L$with_gmp_lib $gmplibs"
1420 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1421 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1422 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1423 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1424 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1425 # Do not test the gmp version. Assume that it is sufficient, since
1426 # it is in the source tree, and the library has not been built yet
1427 # but it would be included on the link line in the version check below
1428 # hence making the test fail.
1432 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1434 saved_CFLAGS="$CFLAGS"
1435 CFLAGS="$CFLAGS $gmpinc"
1436 # Check for the recommended and required versions of GMP.
1437 AC_MSG_CHECKING([for the correct version of gmp.h])
1438 AC_TRY_COMPILE([#include "gmp.h"],[
1439 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1440 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1441 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1444 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1445 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1446 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1447 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1450 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1451 [AC_MSG_RESULT([no]); have_gmp=no])
1453 # If we have GMP, check the MPFR version.
1454 if test x"$have_gmp" = xyes; then
1455 # Check for the recommended and required versions of MPFR.
1456 AC_MSG_CHECKING([for the correct version of mpfr.h])
1457 AC_TRY_COMPILE([#include <gmp.h>
1458 #include <mpfr.h>],[
1459 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1462 ], [AC_TRY_COMPILE([#include <gmp.h>
1463 #include <mpfr.h>],[
1464 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1467 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1468 [AC_MSG_RESULT([no]); have_gmp=no])
1471 # Check for the MPC header version.
1472 if test x"$have_gmp" = xyes ; then
1473 # Check for the recommended and required versions of MPC.
1474 AC_MSG_CHECKING([for the correct version of mpc.h])
1475 AC_TRY_COMPILE([#include <mpc.h>],[
1476 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1479 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1480 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1483 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1484 [AC_MSG_RESULT([no]); have_gmp=no])
1487 # Now check the MPFR library.
1488 if test x"$have_gmp" = xyes; then
1490 LIBS="$LIBS $gmplibs"
1491 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1492 AC_TRY_LINK([#include <mpc.h>],[
1499 mpfr_atan2 (n, n, x, GMP_RNDN);
1500 mpfr_erfc (n, x, GMP_RNDN);
1501 mpfr_subnormalize (x, t, GMP_RNDN);
1505 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1506 mpc_cosh (c, c, MPC_RNDNN);
1507 mpc_pow (c, c, c, MPC_RNDNN);
1508 mpc_acosh (c, c, MPC_RNDNN);
1510 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1514 CFLAGS="$saved_CFLAGS"
1516 # The library versions listed in the error message below should match
1517 # the HARD-minimums enforced above.
1518 if test x$have_gmp != xyes; then
1519 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1520 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1521 their locations. Source code for these libraries can be found at
1522 their respective hosting sites as well as at
1523 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1524 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1525 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1526 make sure that you have installed both the libraries and the header
1527 files. They may be located in separate packages.])
1531 # Flags needed for both GMP, MPFR and/or MPC.
1534 AC_SUBST(extra_mpfr_configure_flags)
1535 AC_SUBST(extra_mpc_gmp_configure_flags)
1536 AC_SUBST(extra_mpc_mpfr_configure_flags)
1538 # Allow host libstdc++ to be specified for static linking with PPL.
1539 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1540 when linking with PPL])
1542 case $with_host_libstdcxx in
1544 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1548 # Linker flags to use for stage1 or when not boostrapping.
1549 AC_ARG_WITH(stage1-ldflags,
1550 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1551 [if test "$withval" = "no" -o "$withval" = "yes"; then
1554 stage1_ldflags=$withval
1557 AC_SUBST(stage1_ldflags)
1559 # Libraries to use for stage1 or when not bootstrapping.
1560 AC_ARG_WITH(stage1-libs,
1561 [ -with-stage1-libs=LIBS Libraries for stage1],
1562 [if test "$withval" = "no" -o "$withval" = "yes"; then
1565 stage1_libs=$withval
1567 [stage1_libs=$with_host_libstdcxx])
1568 AC_SUBST(stage1_libs)
1570 # Libraries to use for stage2 and later builds. This defaults to the
1571 # argument passed to --with-host-libstdcxx.
1572 AC_ARG_WITH(boot-libs,
1573 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1574 [if test "$withval" = "no" -o "$withval" = "yes"; then
1577 poststage1_libs=$withval
1579 [poststage1_libs=$with_host_libstdcxx])
1580 AC_SUBST(poststage1_libs)
1582 # Linker flags to use for stage2 and later builds.
1583 AC_ARG_WITH(boot-ldflags,
1584 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1585 [if test "$withval" = "no" -o "$withval" = "yes"; then
1588 poststage1_ldflags=$withval
1590 [poststage1_ldflags=
1591 # In stages 2 and 3, default to linking libstdc++ and libgcc
1592 # statically. But if the user explicitly specified the libraries to
1593 # use, trust that they are doing what they want.
1594 if test "$poststage1_libs" = ""; then
1595 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1597 AC_SUBST(poststage1_ldflags)
1600 ppllibs=" -lppl_c -lppl -lgmpxx"
1603 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1604 Equivalent to --with-ppl-include=PATH/include
1605 plus --with-ppl-lib=PATH/lib])
1606 AC_ARG_WITH(ppl-include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1607 AC_ARG_WITH(ppl-lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1616 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1617 pplinc="-I$with_ppl/include $pplinc"
1620 if test "x$with_ppl_include" != x; then
1621 pplinc="-I$with_ppl_include $pplinc"
1623 if test "x$with_ppl_lib" != x; then
1624 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1626 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1627 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1628 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1629 enable_ppl_version_check=no
1632 AC_ARG_ENABLE(ppl-version-check,
1633 [ --disable-ppl-version-check disable check for PPL version],
1634 ENABLE_PPL_CHECK=$enableval,
1635 ENABLE_PPL_CHECK=yes)
1637 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1638 saved_CFLAGS="$CFLAGS"
1639 CFLAGS="$CFLAGS $pplinc $gmpinc"
1640 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
1641 AC_TRY_COMPILE([#include "ppl_c.h"],[
1642 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
1645 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1646 CFLAGS="$saved_CFLAGS"
1649 # Flags needed for PPL
1656 dnl Provide configure switches and initialize clooginc & clooglibs
1657 dnl with user input.
1659 if test "x$with_ppl" = "xno"; then
1662 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1663 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1664 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1665 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1667 if test "x$with_cloog" != "xno"; then
1668 dnl Version check for CLooG-Org
1669 dnl As long as there is no new release of CLooG,
1670 dnl we will check for 0.14.0.
1672 dnl The first git revision that will work with
1673 dnl GCC is: bd91b845a65805c290d43fc1bef8139864a163fb
1674 dnl This is enforced implictly, as this is the commit that
1675 dnl introduced the versioning information used within our
1678 dnl If we're using CLooG-Legacy, the provided version information
1679 dnl will be ignored.
1680 CLOOG_CHECK_VERSION(0,14,0)
1682 dnl Only execute fail-action, if CLooG has been
1685 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1688 # Check for LTO support.
1690 [ --enable-lto enable link time optimization support],
1691 enable_lto=$enableval,
1692 enable_lto=yes; default_enable_lto=yes)
1694 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1695 build_lto_plugin=yes
1696 ],[if test x"$default_enable_lto" = x"yes" ; then
1698 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1699 # On other non-ELF platforms, LTO has yet to be validated.
1703 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1704 # It would also be nice to check the binutils support, but we don't
1705 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1706 # warn during gcc/ subconfigure; unless you're bootstrapping with
1707 # -flto it won't be needed until after installation anyway.
1709 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1710 *) if test x"$enable_lto" = x"yes"; then
1711 AC_MSG_ERROR([LTO support is not enabled for this target.])
1716 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1717 # Build it unless LTO was explicitly disabled.
1719 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1725 # By default, C is the only stage 1 language.
1726 stage1_languages=,c,
1728 # Target libraries that we bootstrap.
1729 bootstrap_target_libs=,target-libgcc,
1731 # Figure out what language subdirectories are present.
1732 # Look if the user specified --enable-languages="..."; if not, use
1733 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1735 # NB: embedded tabs in this IF block -- do not untabify
1736 if test -d ${srcdir}/gcc; then
1737 if test x"${enable_languages+set}" != xset; then
1738 if test x"${LANGUAGES+set}" = xset; then
1739 enable_languages="${LANGUAGES}"
1740 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1742 enable_languages=all
1745 if test x"${enable_languages}" = x ||
1746 test x"${enable_languages}" = xyes;
1748 echo configure.in: --enable-languages needs at least one language argument 1>&2
1752 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1754 # 'f95' is the old name for the 'fortran' language. We issue a warning
1755 # and make the substitution.
1756 case ,${enable_languages}, in
1758 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1759 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1763 # First scan to see if an enabled language requires some other language.
1764 # We assume that a given config-lang.in will list all the language
1765 # front ends it requires, even if some are required indirectly.
1766 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1767 case ${lang_frag} in
1769 # The odd quoting in the next line works around
1770 # an apparent bug in bash 1.12 on linux.
1771 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1773 # From the config-lang.in, get $language, $lang_requires, and
1774 # $lang_requires_boot_languages.
1777 lang_requires_boot_languages=
1779 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1780 case ,${enable_languages}, in
1784 echo " \`$other' language required by \`$language'; enabling" 1>&2
1785 enable_languages="${enable_languages},${other}"
1789 for other in ${lang_requires_boot_languages} ; do
1790 if test "$other" != "c"; then
1791 case ,${enable_stage1_languages}, in
1795 case ,${enable_languages}, in
1797 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1798 enable_stage1_languages="$enable_stage1_languages,${other}"
1809 new_enable_languages=,c,
1811 # If LTO is enabled, add the LTO front end.
1812 extra_host_libiberty_configure_flags=
1813 if test "$enable_lto" = "yes" ; then
1814 case ,${enable_languages}, in
1816 *) enable_languages="${enable_languages},lto" ;;
1818 if test "${build_lto_plugin}" = "yes" ; then
1819 configdirs="$configdirs lto-plugin"
1820 extra_host_libiberty_configure_flags=--enable-shared
1823 AC_SUBST(extra_host_libiberty_configure_flags)
1825 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1826 potential_languages=,c,
1828 enabled_target_libs=
1829 disabled_target_libs=
1831 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1832 case ${lang_frag} in
1834 # The odd quoting in the next line works around
1835 # an apparent bug in bash 1.12 on linux.
1836 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1838 # From the config-lang.in, get $language, $target_libs,
1839 # $lang_dirs, $boot_language, and $build_by_default
1845 build_by_default=yes
1847 if test x${language} = x; then
1848 echo "${lang_frag} doesn't set \$language." 1>&2
1852 if test "$language" = "c++" \
1853 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1857 case ,${enable_languages}, in
1859 # Language was explicitly selected; include it.
1863 # 'all' was selected, select it if it is a default language
1864 add_this_lang=${build_by_default}
1871 # Disable languages that need other directories if these aren't available.
1872 for i in $subdir_requires; do
1873 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1874 case ,${enable_languages}, in
1876 # Specifically requested language; tell them.
1877 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1881 add_this_lang=unsupported
1886 # Disable Ada if no preexisting GNAT is available.
1887 case ,${enable_languages},:${language}:${have_gnat} in
1888 *,${language},*:ada:no)
1889 # Specifically requested language; tell them.
1890 AC_MSG_ERROR([GNAT is required to build $language])
1894 add_this_lang=unsupported
1898 # Disable a language that is unsupported by the target.
1899 case " $unsupported_languages " in
1901 add_this_lang=unsupported
1905 case $add_this_lang in
1907 # Remove language-dependent dirs.
1908 disabled_target_libs="$disabled_target_libs $target_libs"
1909 noconfigdirs="$noconfigdirs $lang_dirs"
1912 # Remove language-dependent dirs; still show language as supported.
1913 disabled_target_libs="$disabled_target_libs $target_libs"
1914 noconfigdirs="$noconfigdirs $lang_dirs"
1915 potential_languages="${potential_languages}${language},"
1918 new_enable_languages="${new_enable_languages}${language},"
1919 potential_languages="${potential_languages}${language},"
1920 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1921 enabled_target_libs="$enabled_target_libs $target_libs"
1922 case "${boot_language}:,$enable_stage1_languages," in
1923 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1924 # Add to (comma-separated) list of stage 1 languages.
1925 case ",$stage1_languages," in
1926 *,$language,* | ,yes, | ,all,) ;;
1927 *) stage1_languages="${stage1_languages}${language}," ;;
1929 # We need to bootstrap any supporting libraries.
1930 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1939 # Add target libraries which are only needed for disabled languages
1941 if test -n "$disabled_target_libs"; then
1942 for dir in $disabled_target_libs; do
1943 case " $enabled_target_libs " in
1945 *) noconfigdirs="$noconfigdirs $dir" ;;
1950 AC_ARG_ENABLE(stage1-languages,
1951 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1952 stage1. Mostly useful for compiler development.],
1953 [case ,${enable_stage1_languages}, in
1955 # Set it to something that will have no effect in the loop below
1956 enable_stage1_languages=c ;;
1958 enable_stage1_languages=`echo $new_enable_languages | \
1959 sed -e "s/^,//" -e "s/,$//" ` ;;
1961 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1962 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1965 # Add "good" languages from enable_stage1_languages to stage1_languages,
1966 # while "bad" languages go in missing_languages. Leave no duplicates.
1967 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1968 case $potential_languages in
1970 case $stage1_languages in
1972 *) stage1_languages="$stage1_languages$i," ;;
1975 case $missing_languages in
1977 *) missing_languages="$missing_languages$i," ;;
1982 # Remove leading/trailing commas that were added for simplicity
1983 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1984 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1985 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1986 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1988 if test "x$missing_languages" != x; then
1990 The following requested languages could not be built: ${missing_languages}
1991 Supported languages are: ${potential_languages}])
1993 if test "x$new_enable_languages" != "x$enable_languages"; then
1994 echo The following languages will be built: ${new_enable_languages}
1995 enable_languages="$new_enable_languages"
1998 AC_SUBST(stage1_languages)
1999 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2002 # Handle --disable-<component> generically.
2003 for dir in $configdirs $build_configdirs $target_configdirs ; do
2004 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2005 varname=`echo $dirname | sed -e s/+/_/g`
2006 if eval test x\${enable_${varname}} "=" xno ; then
2007 noconfigdirs="$noconfigdirs $dir"
2011 # Check for Boehm's garbage collector
2012 AC_ARG_ENABLE(objc-gc,
2013 [ --enable-objc-gc enable use of Boehm's garbage collector with the
2014 GNU Objective-C runtime],
2015 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2016 *,objc,*:*:yes:*target-boehm-gc*)
2017 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2021 # Make sure we only build Boehm's garbage collector if required.
2022 case ,${enable_languages},:${enable_objc_gc} in
2024 # Keep target-boehm-gc if requested for Objective-C.
2027 # Otherwise remove target-boehm-gc depending on target-libjava.
2028 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2029 noconfigdirs="$noconfigdirs target-boehm-gc"
2034 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2035 # $build_configdirs and $target_configdirs.
2036 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2039 for dir in . $skipdirs $noconfigdirs ; do
2040 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2041 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2042 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2043 if test -r $srcdir/$dirname/configure ; then
2044 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2047 notsupp="$notsupp $dir"
2051 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2052 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2053 if test -r $srcdir/$dirname/configure ; then
2054 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2057 notsupp="$notsupp $dir"
2061 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2062 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2063 if test -r $srcdir/$dirname/configure ; then
2064 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2067 notsupp="$notsupp $dir"
2073 # Sometimes the tools are distributed with libiberty but with no other
2074 # libraries. In that case, we don't want to build target-libiberty.
2075 # Don't let libgcc imply libiberty either.
2076 if test -n "${target_configdirs}" ; then
2079 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2080 if test "$i" = "libgcc"; then
2081 libgcc=target-libgcc
2082 elif test "$i" != "libiberty" ; then
2083 if test -r $srcdir/$i/configure ; then
2089 if test -z "${others}" ; then
2090 target_configdirs=$libgcc
2094 # Quietly strip out all directories which aren't configurable in this tree.
2095 # This relies on all configurable subdirectories being autoconfiscated, which
2097 build_configdirs_all="$build_configdirs"
2099 for i in ${build_configdirs_all} ; do
2100 j=`echo $i | sed -e s/build-//g`
2101 if test -f ${srcdir}/$j/configure ; then
2102 build_configdirs="${build_configdirs} $i"
2106 configdirs_all="$configdirs"
2108 for i in ${configdirs_all} ; do
2109 if test -f ${srcdir}/$i/configure ; then
2110 configdirs="${configdirs} $i"
2114 target_configdirs_all="$target_configdirs"
2116 for i in ${target_configdirs_all} ; do
2117 j=`echo $i | sed -e s/target-//g`
2118 if test -f ${srcdir}/$j/configure ; then
2119 target_configdirs="${target_configdirs} $i"
2123 # Produce a warning message for the subdirs we can't configure.
2124 # This isn't especially interesting in the Cygnus tree, but in the individual
2125 # FSF releases, it's important to let people know when their machine isn't
2126 # supported by the one or two programs in a package.
2128 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2129 # If $appdirs is non-empty, at least one of those directories must still
2130 # be configured, or we error out. (E.g., if the gas release supports a
2131 # specified target in some subdirs but not the gas subdir, we shouldn't
2132 # pretend that all is well.)
2133 if test -n "$appdirs" ; then
2134 for dir in $appdirs ; do
2135 if test -r $dir/Makefile.in ; then
2136 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2140 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2146 if test -n "$appdirs" ; then
2147 echo "*** This configuration is not supported by this package." 1>&2
2151 # Okay, some application will build, or we don't care to check. Still
2152 # notify of subdirs not getting built.
2153 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2154 echo " ${notsupp}" 1>&2
2155 echo " (Any other directories should still work fine.)" 1>&2
2163 # To find our prefix, in gcc_cv_tool_prefix.
2168 AC_ARG_WITH([build-sysroot],
2169 [ --with-build-sysroot=SYSROOT
2170 use sysroot as the system root during the build],
2171 [if test x"$withval" != x ; then
2172 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2174 [SYSROOT_CFLAGS_FOR_TARGET=])
2175 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2177 AC_ARG_WITH([debug-prefix-map],
2178 [ --with-debug-prefix-map='A=B C=D ...'
2179 map A to B, C to D ... in debug information],
2180 [if test x"$withval" != x; then
2181 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2182 for debug_map in $withval; do
2183 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2186 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2187 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2189 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2190 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2191 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2192 # We want to ensure that TARGET libraries (which we know are built with
2193 # gcc) are built with "-O2 -g", so include those options when setting
2194 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2195 if test "x$CFLAGS_FOR_TARGET" = x; then
2196 CFLAGS_FOR_TARGET=$CFLAGS
2199 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2202 *" -g "* | *" -g3 "*) ;;
2203 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2206 AC_SUBST(CFLAGS_FOR_TARGET)
2208 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2209 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2210 case " $CXXFLAGS " in
2212 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2214 case " $CXXFLAGS " in
2215 *" -g "* | *" -g3 "*) ;;
2216 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2219 AC_SUBST(CXXFLAGS_FOR_TARGET)
2221 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2222 # the named directory are copied to $(tooldir)/sys-include.
2223 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2224 if test x${is_cross_compiler} = xno ; then
2225 echo 1>&2 '***' --with-headers is only supported when cross compiling
2228 if test x"${with_headers}" != xyes ; then
2229 x=${gcc_cv_tool_prefix}
2230 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2234 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2235 # the name directories are copied to $(tooldir)/lib. Multiple directories
2237 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2238 if test x${is_cross_compiler} = xno ; then
2239 echo 1>&2 '***' --with-libs is only supported when cross compiling
2242 if test x"${with_libs}" != xyes ; then
2243 # Copy the libraries in reverse order, so that files in the first named
2244 # library override files in subsequent libraries.
2245 x=${gcc_cv_tool_prefix}
2246 for l in ${with_libs}; do
2247 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2252 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2254 # This is done by determining whether or not the appropriate directory
2255 # is available, and by checking whether or not specific configurations
2256 # have requested that this magic not happen.
2258 # The command line options always override the explicit settings in
2259 # configure.in, and the settings in configure.in override this magic.
2261 # If the default for a toolchain is to use GNU as and ld, and you don't
2262 # want to do that, then you should use the --without-gnu-as and
2263 # --without-gnu-ld options for the configure script. Similarly, if
2264 # the default is to use the included zlib and you don't want to do that,
2265 # you should use the --with-system-zlib option for the configure script.
2267 if test x${use_gnu_as} = x &&
2268 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2270 extra_host_args="$extra_host_args --with-gnu-as"
2273 if test x${use_gnu_ld} = x &&
2274 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2276 extra_host_args="$extra_host_args --with-gnu-ld"
2279 if test x${use_included_zlib} = x &&
2280 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2283 with_system_zlib=yes
2284 extra_host_args="$extra_host_args --with-system-zlib"
2287 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2288 # can detect this case.
2290 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2292 extra_host_args="$extra_host_args --with-newlib"
2295 # Handle ${copy_dirs}
2296 set fnord ${copy_dirs}
2298 while test $# != 0 ; do
2299 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2302 echo Copying $1 to $2
2304 # Use the install script to create the directory and all required
2305 # parent directories.
2306 if test -d $2 ; then
2310 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2313 # Copy the directory, assuming we have tar.
2314 # FIXME: Should we use B in the second tar? Not all systems support it.
2315 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2317 # It is the responsibility of the user to correctly adjust all
2318 # symlinks. If somebody can figure out how to handle them correctly
2319 # here, feel free to add the code.
2326 # Determine a target-dependent exec_prefix that the installed
2327 # gcc will search in. Keep this list sorted by triplet, with
2328 # the *-*-osname triplets last.
2332 md_exec_prefix=/gnu/lib/gcc-lib
2334 i[[34567]]86-pc-msdosdjgpp*)
2335 md_exec_prefix=/dev/env/DJDIR/bin
2337 i[[34567]]86-*-sco3.2v5*)
2338 if test $with_gnu_as = yes; then
2339 md_exec_prefix=/usr/gnu/bin
2341 md_exec_prefix=/usr/ccs/bin/elf
2346 powerpc-*-chorusos* | \
2347 powerpc*-*-eabi* | \
2348 powerpc*-*-sysv* | \
2349 powerpc*-*-kaos* | \
2351 md_exec_prefix=/usr/ccs/bin
2356 md_exec_prefix=/usr/ccs/bin
2371 md_exec_prefix=/usr/ccs/bin
2375 extra_arflags_for_target=
2376 extra_nmflags_for_target=
2377 extra_ranlibflags_for_target=
2378 target_makefile_frag=/dev/null
2381 target_makefile_frag="config/mt-mep"
2384 target_makefile_frag="config/mt-spu"
2387 target_makefile_frag="config/mt-sde"
2389 mipsisa*-*-elfoabi*)
2390 target_makefile_frag="config/mt-mips-elfoabi"
2392 mips*-*-*linux* | mips*-*-gnu*)
2393 target_makefile_frag="config/mt-mips-gnu"
2396 target_makefile_frag="config/mt-netware"
2398 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2399 target_makefile_frag="config/mt-gnu"
2401 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2402 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2403 # commands to handle both 32-bit and 64-bit objects. These flags are
2404 # harmless if we're using GNU nm or ar.
2405 extra_arflags_for_target=" -X32_64"
2406 extra_nmflags_for_target=" -B -X32_64"
2409 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2410 extra_ranlibflags_for_target=" -c"
2412 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2413 target_makefile_frag="config/mt-wince"
2417 alphaieee_frag=/dev/null
2420 # This just makes sure to use the -mieee option to build target libs.
2421 # This should probably be set individually by each library.
2422 alphaieee_frag="config/mt-alphaieee"
2426 # If --enable-target-optspace always use -Os instead of -O2 to build
2427 # the target libraries, similarly if it is not specified, use -Os
2428 # on selected platforms.
2429 ospace_frag=/dev/null
2430 case "${enable_target_optspace}:${target}" in
2432 ospace_frag="config/mt-ospace"
2435 ospace_frag="config/mt-d30v"
2437 :m32r-* | :d10v-* | :fr30-*)
2438 ospace_frag="config/mt-ospace"
2443 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2447 # Default to using --with-stabs for certain targets.
2448 if test x${with_stabs} = x ; then
2450 mips*-*-irix[[56]]*)
2452 mips*-*-* | alpha*-*-osf*)
2454 extra_host_args="${extra_host_args} --with-stabs"
2459 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2460 # them automatically.
2463 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2467 # Some systems (e.g., one of the i386-aix systems the gas testers are
2468 # using) don't handle "\$" correctly, so don't use it here.
2469 tooldir='${exec_prefix}'/${target_noncanonical}
2470 build_tooldir=${tooldir}
2472 # Create a .gdbinit file which runs the one in srcdir
2473 # and tells GDB to look there for source files.
2475 if test -r ${srcdir}/.gdbinit ; then
2478 *) cat > ./.gdbinit <<EOF
2482 source ${srcdir}/.gdbinit
2488 # Make sure that the compiler is able to generate an executable. If it
2489 # can't, we are probably in trouble. We don't care whether we can run the
2490 # executable--we might be using a cross compiler--we only care whether it
2491 # can be created. At this point the main configure script has set CC.
2493 echo "int main () { return 0; }" > conftest.c
2494 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2495 if test $? = 0 ; then
2496 if test -s conftest || test -s conftest.exe ; then
2502 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2503 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2510 # The Solaris /usr/ucb/cc compiler does not appear to work.
2512 sparc-sun-solaris2*)
2513 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2514 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2516 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2517 if test -d /opt/cygnus/bin ; then
2518 if test "$could_use" = "" ; then
2519 could_use="/opt/cygnus/bin"
2521 could_use="$could_use or /opt/cygnus/bin"
2524 if test "$could_use" = "" ; then
2525 echo "Warning: compilation may fail because you're using"
2526 echo "/usr/ucb/cc. You should change your PATH or CC "
2527 echo "variable and rerun configure."
2529 echo "Warning: compilation may fail because you're using"
2530 echo "/usr/ucb/cc, when you should use the C compiler from"
2531 echo "$could_use. You should change your"
2532 echo "PATH or CC variable and rerun configure."
2538 # Decide which environment variable is used to find dynamic libraries.
2540 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2541 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2542 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2543 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2546 # On systems where the dynamic library environment variable is PATH,
2547 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2548 # built executables to PATH.
2549 if test "$RPATH_ENVVAR" = PATH; then
2550 GCC_SHLIB_SUBDIR=/shlib
2555 # Record target_configdirs and the configure arguments for target and
2556 # build configuration in Makefile.
2557 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2558 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2560 # If we are building libgomp, bootstrap it.
2561 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2562 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2565 # Determine whether gdb needs tk/tcl or not.
2566 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2567 # and in that case we want gdb to be built without tk. Ugh!
2568 # In fact I believe gdb is the *only* package directly dependent on tk,
2569 # so we should be able to put the 'maybe's in unconditionally and
2570 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2571 # 100% sure that that's safe though.
2573 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2574 case "$enable_gdbtk" in
2578 GDB_TK="${gdb_tk}" ;;
2580 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2581 # distro. Eventually someone will fix this and move Insight, nee
2582 # gdbtk to a separate directory.
2583 if test -d ${srcdir}/gdb/gdbtk ; then
2590 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2591 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2593 # Strip out unwanted targets.
2595 # While at that, we remove Makefiles if we were started for recursive
2596 # configuration, so that the top-level Makefile reconfigures them,
2597 # like we used to do when configure itself was recursive.
2599 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2600 # but now we're fixing up the Makefile ourselves with the additional
2601 # commands passed to AC_CONFIG_FILES. Use separate variables
2602 # extrasub-{build,host,target} not because there is any reason to split
2603 # the substitutions up that way, but only to remain below the limit of
2604 # 99 commands in a script, for HP-UX sed.
2605 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2607 AC_ARG_ENABLE([bootstrap],
2608 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2609 enable_bootstrap=default)
2611 # Issue errors and warnings for invalid/strange bootstrap combinations.
2612 case "$configdirs" in
2613 *gcc*) have_compiler=yes ;;
2614 *) have_compiler=no ;;
2617 case "$have_compiler:$host:$target:$enable_bootstrap" in
2620 # Default behavior. Enable bootstrap if we have a compiler
2621 # and we are in a native configuration.
2622 yes:$build:$build:default)
2623 enable_bootstrap=yes ;;
2626 enable_bootstrap=no ;;
2628 # We have a compiler and we are in a native configuration, bootstrap is ok
2629 yes:$build:$build:yes)
2632 # Other configurations, but we have a compiler. Assume the user knows
2635 AC_MSG_WARN([trying to bootstrap a cross compiler])
2638 # No compiler: if they passed --enable-bootstrap explicitly, fail
2640 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2642 # Fail if wrong command line
2644 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2648 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2651 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2655 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2656 yes:yes:*\ gold\ *:*,c++,*) ;;
2657 yes:yes:*\ gold\ *:*)
2658 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2662 # Adjust the toplevel makefile according to whether bootstrap was selected.
2663 case $enable_bootstrap in
2665 bootstrap_suffix=bootstrap
2666 BUILD_CONFIG=bootstrap-debug
2669 bootstrap_suffix=no-bootstrap
2674 AC_MSG_CHECKING(for default BUILD_CONFIG)
2676 AC_ARG_WITH([build-config],
2677 [--with-build-config='NAME NAME2...'
2678 Use config/NAME.mk build configuration],
2679 [case $with_build_config in
2680 yes) with_build_config= ;;
2681 no) with_build_config= BUILD_CONFIG= ;;
2684 if test "x${with_build_config}" != x; then
2685 BUILD_CONFIG=$with_build_config
2687 case $BUILD_CONFIG in
2689 if echo "int f (void) { return 0; }" > conftest.c &&
2690 ${CC} -c conftest.c &&
2691 mv conftest.o conftest.o.g0 &&
2692 ${CC} -c -g conftest.c &&
2693 mv conftest.o conftest.o.g &&
2694 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2699 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2703 AC_MSG_RESULT($BUILD_CONFIG)
2704 AC_SUBST(BUILD_CONFIG)
2707 for module in ${build_configdirs} ; do
2708 if test -z "${no_recursion}" \
2709 && test -f ${build_subdir}/${module}/Makefile; then
2710 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2711 rm -f ${build_subdir}/${module}/Makefile
2713 extrasub_build="$extrasub_build
2714 /^@if build-$module\$/d
2715 /^@endif build-$module\$/d
2716 /^@if build-$module-$bootstrap_suffix\$/d
2717 /^@endif build-$module-$bootstrap_suffix\$/d"
2720 for module in ${configdirs} ; do
2721 if test -z "${no_recursion}"; then
2722 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2723 if test -f ${file}; then
2724 echo 1>&2 "*** removing ${file} to force reconfigure"
2729 extrasub_host="$extrasub_host
2731 /^@endif $module\$/d
2732 /^@if $module-$bootstrap_suffix\$/d
2733 /^@endif $module-$bootstrap_suffix\$/d"
2736 for module in ${target_configdirs} ; do
2737 if test -z "${no_recursion}" \
2738 && test -f ${target_subdir}/${module}/Makefile; then
2739 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2740 rm -f ${target_subdir}/${module}/Makefile
2743 # We only bootstrap target libraries listed in bootstrap_target_libs.
2744 case $bootstrap_target_libs in
2745 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2746 *) target_bootstrap_suffix=no-bootstrap ;;
2749 extrasub_target="$extrasub_target
2750 /^@if target-$module\$/d
2751 /^@endif target-$module\$/d
2752 /^@if target-$module-$target_bootstrap_suffix\$/d
2753 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2756 # Do the final fixup along with target modules.
2757 extrasub_target="$extrasub_target
2758 /^@if /,/^@endif /d"
2760 # Create the serialization dependencies. This uses a temporary file.
2762 AC_ARG_ENABLE([serial-configure],
2763 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2764 force sequential configuration of
2765 sub-packages for the host, target or build
2766 machine, or all sub-packages])
2768 case ${enable_serial_configure} in
2770 enable_serial_build_configure=yes
2771 enable_serial_host_configure=yes
2772 enable_serial_target_configure=yes
2776 # These force 'configure's to be done one at a time, to avoid problems
2777 # with contention over a shared config.cache.
2779 echo '# serdep.tmp' > serdep.tmp
2781 test "x${enable_serial_build_configure}" = xyes &&
2782 for item in ${build_configdirs} ; do
2785 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2790 test "x${enable_serial_host_configure}" = xyes &&
2791 for item in ${configdirs} ; do
2794 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2799 test "x${enable_serial_target_configure}" = xyes &&
2800 for item in ${target_configdirs} ; do
2803 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2807 serialization_dependencies=serdep.tmp
2808 AC_SUBST_FILE(serialization_dependencies)
2810 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2811 # target, nonopt, and variable assignments. These are the ones we
2812 # might not want to pass down to subconfigures. The exception being
2813 # --cache-file=/dev/null, which is used to turn off the use of cache
2814 # files altogether, and which should be passed on to subconfigures.
2815 # Also strip program-prefix, program-suffix, and program-transform-name,
2816 # so that we can pass down a consistent program-transform-name.
2820 eval "set -- $ac_configure_args"
2823 if test X"$skip_next" = X"yes"; then
2827 if test X"$keep_next" = X"yes"; then
2830 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2832 baseargs="$baseargs '$ac_arg'"
2837 # Handle separated arguments. Based on the logic generated by
2840 *=* | --config-cache | -C | -disable-* | --disable-* \
2841 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2842 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2843 | -with-* | --with-* | -without-* | --without-* | --x)
2855 --cache-file=/dev/null | \
2856 -cache-file=/dev/null )
2857 # Handled here to avoid the test to skip args below.
2858 baseargs="$baseargs '$ac_arg'"
2859 # Assert: $separate_arg should always be no.
2860 keep_next=$separate_arg
2876 -program-prefix* | \
2877 -program-suffix* | \
2878 -program-transform-name* )
2879 skip_next=$separate_arg
2883 # An option. Add it.
2886 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2888 baseargs="$baseargs '$ac_arg'"
2889 keep_next=$separate_arg
2892 # Either a variable assignment, or a nonopt (triplet). Don't
2893 # pass it down; let the Makefile handle this.
2898 # Remove the initial space we just introduced and, as these will be
2899 # expanded by make, quote '$'.
2900 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2902 # Add in --program-transform-name, after --program-prefix and
2903 # --program-suffix have been applied to it. Autoconf has already
2904 # doubled dollar signs and backslashes in program_transform_name; we want
2905 # the backslashes un-doubled, and then the entire thing wrapped in single
2906 # quotes, because this will be expanded first by make and then by the shell.
2907 # Also, because we want to override the logic in subdir configure scripts to
2908 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2909 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2910 ${program_transform_name}
2912 gcc_transform_name=`cat conftestsed.out`
2913 rm -f conftestsed.out
2914 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2915 if test "$silent" = yes; then
2916 baseargs="$baseargs --silent"
2918 baseargs="$baseargs --disable-option-checking"
2920 # Record and document user additions to sub configure arguments.
2921 AC_ARG_VAR([build_configargs],
2922 [additional configure arguments for build directories])
2923 AC_ARG_VAR([host_configargs],
2924 [additional configure arguments for host directories])
2925 AC_ARG_VAR([target_configargs],
2926 [additional configure arguments for target directories])
2928 # For the build-side libraries, we just need to pretend we're native,
2929 # and not use the same cache file. Multilibs are neither needed nor
2931 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2933 # For host modules, accept cache file option, or specification as blank.
2934 case "${cache_file}" in
2936 cache_file_option="" ;;
2937 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2938 cache_file_option="--cache-file=${cache_file}" ;;
2940 cache_file_option="--cache-file=../${cache_file}" ;;
2943 # Host dirs don't like to share a cache file either, horribly enough.
2944 # This seems to be due to autoconf 2.5x stupidity.
2945 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
2947 target_configargs="$target_configargs ${baseargs}"
2949 # Passing a --with-cross-host argument lets the target libraries know
2950 # whether they are being built with a cross-compiler or being built
2951 # native. However, it would be better to use other mechanisms to make the
2952 # sorts of decisions they want to make on this basis. Please consider
2953 # this option to be deprecated. FIXME.
2954 if test x${is_cross_compiler} = xyes ; then
2955 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2958 # Default to --enable-multilib.
2959 if test x${enable_multilib} = x ; then
2960 target_configargs="--enable-multilib ${target_configargs}"
2963 # Pass --with-newlib if appropriate. Note that target_configdirs has
2964 # changed from the earlier setting of with_newlib.
2965 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2966 target_configargs="--with-newlib ${target_configargs}"
2969 # Different target subdirs use different values of certain variables
2970 # (notably CXX). Worse, multilibs use *lots* of different values.
2971 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2972 # it doesn't automatically accept command-line overrides of them.
2973 # This means it's not safe for target subdirs to share a cache file,
2974 # which is disgusting, but there you have it. Hopefully this can be
2975 # fixed in future. It's still worthwhile to use a cache file for each
2976 # directory. I think.
2978 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2979 # We need to pass --target, as newer autoconf's requires consistency
2980 # for target_alias and gcc doesn't manage it consistently.
2981 target_configargs="--cache-file=./config.cache ${target_configargs}"
2984 case " $target_configdirs " in
2986 case " $target_configargs " in
2987 *" --with-newlib "*)
2990 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 $$s/winsup/w32api/include'
2994 # If we're not building GCC, don't discard standard headers.
2995 if test -d ${srcdir}/gcc; then
2996 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2998 if test "${build}" != "${host}"; then
2999 # On Canadian crosses, CC_FOR_TARGET will have already been set
3000 # by `configure', so we won't have an opportunity to add -Bgcc/
3001 # to it. This is right: we don't want to search that directory
3002 # for binaries, but we want the header files in there, so add
3004 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
3006 # Someone might think of using the pre-installed headers on
3007 # Canadian crosses, in case the installed compiler is not fully
3008 # compatible with the compiler being built. In this case, it
3009 # would be better to flag an error than risking having
3010 # incompatible object files being constructed. We can't
3011 # guarantee that an error will be flagged, but let's hope the
3012 # compiler will do it, when presented with incompatible header
3017 case "${target}-${is_cross_compiler}" in
3018 i[[3456789]]86-*-linux*-no)
3019 # Here host == target, so we don't need to build gcc,
3020 # so we don't want to discard standard headers.
3021 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3024 # If we're building newlib, use its generic headers last, but search
3025 # for any libc-related directories first (so make it the last -B
3027 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3029 # If we're building libgloss, find the startup file, simulator library
3030 # and linker script.
3031 case " $target_configdirs " in
3033 # Look for startup file, simulator library and maybe linker script.
3034 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3035 # Look for libnosys.a in case the target needs it.
3036 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3037 # Most targets have the linker script in the source directory.
3038 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3049 x86_64-*mingw* | *-w64-mingw*)
3050 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3051 # however, use a symlink named 'mingw' in ${prefix} .
3052 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3055 # MinGW can't be handled as Cygwin above since it does not use newlib.
3056 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3060 # Allow the user to override the flags for
3061 # our build compiler if desired.
3062 if test x"${build}" = x"${host}" ; then
3063 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3064 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3065 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3068 # On Canadian crosses, we'll be searching the right directories for
3069 # the previously-installed cross compiler, so don't bother to add
3070 # flags for directories within the install tree of the compiler
3071 # being built; programs in there won't even run.
3072 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3073 # Search for pre-installed headers if nothing else fits.
3074 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3077 if test "x${use_gnu_ld}" = x &&
3078 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3079 # Arrange for us to find uninstalled linker scripts.
3080 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3083 # Search for other target-specific linker scripts and such.
3086 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3090 # Makefile fragments.
3091 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3093 eval fragval=\$$frag
3094 if test $fragval != /dev/null; then
3095 eval $frag=${srcdir}/$fragval
3098 AC_SUBST_FILE(host_makefile_frag)
3099 AC_SUBST_FILE(target_makefile_frag)
3100 AC_SUBST_FILE(alphaieee_frag)
3101 AC_SUBST_FILE(ospace_frag)
3103 # Miscellanea: directories, flags, etc.
3104 AC_SUBST(RPATH_ENVVAR)
3105 AC_SUBST(GCC_SHLIB_SUBDIR)
3107 AC_SUBST(build_tooldir)
3108 AC_SUBST(CONFIGURE_GDB_TK)
3110 AC_SUBST(INSTALL_GDB_TK)
3112 # Build module lists & subconfigure args.
3113 AC_SUBST(build_configargs)
3114 AC_SUBST(build_configdirs)
3116 # Host module lists & subconfigure args.
3117 AC_SUBST(host_configargs)
3118 AC_SUBST(configdirs)
3119 AC_SUBST(target_configdirs)
3121 # Target module lists & subconfigure args.
3122 AC_SUBST(target_configargs)
3126 AC_SUBST(AR_FOR_BUILD)
3127 AC_SUBST(AS_FOR_BUILD)
3128 AC_SUBST(CC_FOR_BUILD)
3129 AC_SUBST(CFLAGS_FOR_BUILD)
3130 AC_SUBST(CXXFLAGS_FOR_BUILD)
3131 AC_SUBST(CXX_FOR_BUILD)
3132 AC_SUBST(DLLTOOL_FOR_BUILD)
3133 AC_SUBST(GCJ_FOR_BUILD)
3134 AC_SUBST(GFORTRAN_FOR_BUILD)
3135 AC_SUBST(GOC_FOR_BUILD)
3136 AC_SUBST(LDFLAGS_FOR_BUILD)
3137 AC_SUBST(LD_FOR_BUILD)
3138 AC_SUBST(NM_FOR_BUILD)
3139 AC_SUBST(RANLIB_FOR_BUILD)
3140 AC_SUBST(WINDMC_FOR_BUILD)
3141 AC_SUBST(WINDRES_FOR_BUILD)
3142 AC_SUBST(config_shell)
3144 # Generate default definitions for YACC, M4, LEX and other programs that run
3145 # on the build machine. These are used if the Makefile can't locate these
3146 # programs in objdir.
3147 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3149 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3150 case " $build_configdirs " in
3151 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3152 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3155 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3156 case " $build_configdirs " in
3157 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3160 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3161 case " $build_configdirs " in
3162 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3165 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3166 case " $build_configdirs " in
3167 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3168 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3171 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3172 case " $build_configdirs " in
3173 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3176 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3177 case " $build_configdirs " in
3178 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3181 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3182 # higher, else we use the "missing" dummy.
3183 if ${MAKEINFO} --version \
3184 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3187 MAKEINFO="$MISSING makeinfo"
3193 # FIXME: expect and dejagnu may become build tools?
3195 AC_CHECK_PROGS(EXPECT, expect, expect)
3196 case " $configdirs " in
3198 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3202 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3203 case " $configdirs " in
3205 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3211 NCN_STRICT_CHECK_TOOLS(AR, ar)
3212 NCN_STRICT_CHECK_TOOLS(AS, as)
3213 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3214 NCN_STRICT_CHECK_TOOLS(LD, ld)
3215 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3216 NCN_STRICT_CHECK_TOOLS(NM, nm)
3217 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3218 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3219 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3220 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3221 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3222 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3229 AC_ARG_WITH([build-time-tools],
3230 [ --with-build-time-tools=PATH
3231 use given path to find target tools during the build],
3232 [case x"$withval" in
3235 with_build_time_tools=
3236 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3239 [with_build_time_tools=])
3241 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3242 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3243 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3244 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3245 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3246 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3248 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3249 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3250 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3251 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3252 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3253 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3254 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3255 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3256 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3257 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3258 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3260 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3262 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3263 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3264 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3265 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3266 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3267 [gcc/g++ -B$$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],
3269 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3270 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3272 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3273 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3274 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3275 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3276 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3277 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3278 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3279 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3280 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3281 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3282 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3283 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3284 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3285 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3286 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3287 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3289 AC_SUBST(FLAGS_FOR_TARGET)
3290 AC_SUBST(RAW_CXX_FOR_TARGET)
3292 # Certain tools may need extra flags.
3293 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3294 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3295 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3297 # When building target libraries, except in a Canadian cross, we use
3298 # the same toolchain as the compiler we just built.
3299 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3300 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3301 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3302 if test $host = $build; then
3303 case " $configdirs " in
3305 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3306 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3307 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3312 AC_SUBST(COMPILER_AS_FOR_TARGET)
3313 AC_SUBST(COMPILER_LD_FOR_TARGET)
3314 AC_SUBST(COMPILER_NM_FOR_TARGET)
3316 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3317 AC_ARG_ENABLE(maintainer-mode,
3318 [ --enable-maintainer-mode enable make rules and dependencies not useful
3319 (and sometimes confusing) to the casual installer],
3320 USE_MAINTAINER_MODE=$enableval,
3321 USE_MAINTAINER_MODE=no)
3322 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3323 AC_SUBST(MAINTAINER_MODE_TRUE)
3324 AC_SUBST(MAINTAINER_MODE_FALSE)
3325 if test "$USE_MAINTAINER_MODE" = yes; then
3326 MAINTAINER_MODE_TRUE=
3327 MAINTAINER_MODE_FALSE='#'
3329 MAINTAINER_MODE_TRUE='#'
3330 MAINTAINER_MODE_FALSE=
3332 MAINT=$MAINTAINER_MODE_TRUE
3335 # ---------------------
3336 # GCC bootstrap support
3337 # ---------------------
3339 # Stage specific cflags for build.
3344 yes) stage1_cflags="-g -Wa,-J" ;;
3345 *) stage1_cflags="-g -J" ;;
3349 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3350 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3351 saved_CFLAGS="$CFLAGS"
3353 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3354 CFLAGS="$CFLAGS -fkeep-inline-functions"
3355 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3357 #if (__GNUC__ < 3) \
3358 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3359 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3360 #error http://gcc.gnu.org/PR29382
3363 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3364 [AC_MSG_RESULT([no])])
3366 CFLAGS="$saved_CFLAGS"
3369 AC_SUBST(stage1_cflags)
3371 # Enable --enable-checking in stage1 of the compiler.
3372 AC_ARG_ENABLE(stage1-checking,
3373 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3375 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3376 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3377 stage1_checking=--enable-checking=yes,types
3379 stage1_checking=--enable-checking=$enable_checking,types
3381 AC_SUBST(stage1_checking)
3383 # Enable -Werror in bootstrap stage2 and later.
3384 AC_ARG_ENABLE(werror,
3385 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3386 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3391 case ${enable_werror} in
3392 yes) stage2_werror_flag="--enable-werror-always" ;;
3393 *) stage2_werror_flag="" ;;
3395 AC_SUBST(stage2_werror_flag)
3397 # Specify what files to not compare during bootstrap.
3399 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3401 hppa*64*-*-hpux*) ;;
3402 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3404 case " $configdirs " in
3405 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3407 AC_SUBST(compare_exclusions)
3409 AC_CONFIG_FILES([Makefile],
3410 [sed "$extrasub_build" Makefile |
3411 sed "$extrasub_host" |
3412 sed "$extrasub_target" > mf$$
3413 mv -f mf$$ Makefile],
3414 [extrasub_build="$extrasub_build"
3415 extrasub_host="$extrasub_host"
3416 extrasub_target="$extrasub_target"])