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//'`"
513 # Disable libmudflap on some systems.
514 if test x$enable_libmudflap = x ; then
516 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
517 # Enable libmudflap by default in GNU and friends.
520 # Enable libmudflap by default in FreeBSD.
523 # Disable it by default everywhere else.
524 noconfigdirs="$noconfigdirs target-libmudflap"
529 # Disable libgomp on non POSIX hosted systems.
530 if test x$enable_libgomp = x ; then
531 # Enable libgomp by default on hosted POSIX systems.
533 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
535 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
537 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
539 *-*-darwin* | *-*-aix*)
542 noconfigdirs="$noconfigdirs target-libgomp"
547 # Default libgloss CPU subdirectory.
548 libgloss_dir="$target_cpu"
552 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
555 noconfigdirs="$noconfigdirs ld gas gdb gprof"
556 noconfigdirs="$noconfigdirs sim target-rda"
558 i[[3456789]]86-*-darwin*)
559 noconfigdirs="$noconfigdirs ld gprof"
560 noconfigdirs="$noconfigdirs sim target-rda"
562 x86_64-*-darwin[[912]]*)
563 noconfigdirs="$noconfigdirs ld gas gprof"
564 noconfigdirs="$noconfigdirs sim target-rda"
567 noconfigdirs="$noconfigdirs ld gas gdb gprof"
568 noconfigdirs="$noconfigdirs sim target-rda"
569 noconfigdirs="$noconfigdirs ${libgcj}"
571 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
572 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
575 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
576 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
577 && test -f /usr/local/include/gmp.h; then
581 # Skip some stuff that's unsupported on some FreeBSD configurations.
587 noconfigdirs="$noconfigdirs ${libgcj}"
592 # Remove unsupported stuff on all kaOS configurations.
593 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
594 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
595 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
596 noconfigdirs="$noconfigdirs target-libgloss"
599 # Skip some stuff on all NetBSD configurations.
600 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
602 # Skip some stuff that's unsupported on some NetBSD configurations.
604 i*86-*-netbsdelf*) ;;
605 arm*-*-netbsdelf*) ;;
607 noconfigdirs="$noconfigdirs ${libgcj}"
612 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
615 skipdirs="${skipdirs} target-libiberty"
616 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
618 # The tpf target doesn't support gdb yet.
620 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
623 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
626 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
629 # ld works, but does not support shared libraries.
630 # newlib is not 64 bit ready. I'm not sure about fileutils.
631 # gas doesn't generate exception information.
632 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
635 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
638 # newlib is not 64 bit ready
639 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
642 # newlib is not 64 bit ready
643 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
646 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
649 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
651 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
652 noconfigdirs="$noconfigdirs ${libgcj}"
653 noconfigdirs="$noconfigdirs target-examples"
654 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
655 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
656 noconfigdirs="$noconfigdirs expect dejagnu"
657 # the C++ libraries don't build on top of CE's C libraries
658 noconfigdirs="$noconfigdirs target-libstdc++-v3"
659 noconfigdirs="$noconfigdirs target-newlib"
661 *-*-cygwin*) ;; # keep gdb and readline
662 *) noconfigdirs="$noconfigdirs gdb readline"
668 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
672 arm-*-coff | strongarm-*-coff | xscale-*-coff)
673 noconfigdirs="$noconfigdirs ${libgcj}"
676 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
677 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
680 arm*-*-linux-gnueabi)
681 noconfigdirs="$noconfigdirs target-qthreads"
682 case ${with_newlib} in
683 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
688 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
692 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
695 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
698 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
701 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
704 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
707 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
710 unsupported_languages="$unsupported_languages java"
711 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
712 if test x${is_cross_compiler} != xno ; then
713 target_configdirs="${target_configdirs} target-bsp target-cygmon"
717 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
719 c54x*-*-* | tic54x-*-*)
720 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
723 noconfigdirs="$noconfigdirs ${libgcj} gdb"
725 cris-*-* | crisv32-*-*)
726 unsupported_languages="$unsupported_languages java"
729 unsupported_languages="$unsupported_languages fortran"
730 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
731 *-*-elf) # See PR46792 regarding target-libffi.
732 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
734 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
736 unsupported_languages="$unsupported_languages fortran"
737 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
742 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
745 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
748 noconfigdirs="$noconfigdirs ${libgcj} gdb"
750 ep9312-*-elf | ep9312-*-coff)
754 noconfigdirs="$noconfigdirs ${libgcj} gdb"
757 noconfigdirs="$noconfigdirs ${libgcj}"
760 noconfigdirs="$noconfigdirs ${libgcj}"
761 noconfigdirs="$noconfigdirs gprof"
764 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
767 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
769 hppa1.1-*-osf* | hppa1.1-*-bsd* )
771 hppa*64*-*-linux* | parisc*64*-*-linux*)
772 # In this case, it's because the hppa64-linux target is for
773 # the kernel only at this point and has no libc, and thus no
774 # headers, crt*.o, etc., all of which are needed by these.
775 noconfigdirs="$noconfigdirs target-zlib"
777 parisc*-*-linux* | hppa*-*-linux*)
783 noconfigdirs="$noconfigdirs ${libgcj}"
786 noconfigdirs="$noconfigdirs ld shellutils"
792 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
793 # build on HP-UX 10.20.
794 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
797 noconfigdirs="$noconfigdirs ${libgcj} gdb"
800 # No gdb support yet.
801 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
804 # No gdb or ld support yet.
805 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
808 # No gdb or ld support yet.
809 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
813 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
814 noconfigdirs="$noconfigdirs ${libgcj}"
817 i[[3456789]]86-*-linux*)
818 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
819 # not build java stuff by default.
822 noconfigdirs="$noconfigdirs ${libgcj}";;
825 # This section makes it possible to build newlib natively on linux.
826 # If we are using a cross compiler then don't configure newlib.
827 if test x${is_cross_compiler} != xno ; then
828 noconfigdirs="$noconfigdirs target-newlib"
830 noconfigdirs="$noconfigdirs target-libgloss"
831 # If we are not using a cross compiler, do configure newlib.
832 # Note however, that newlib will only be configured in this situation
833 # if the --with-newlib option has been given, because otherwise
834 # 'target-newlib' will appear in skipdirs.
836 i[[3456789]]86-w64-mingw*)
837 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
839 i[[3456789]]86-*-mingw*)
840 target_configdirs="$target_configdirs target-winsup"
841 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
844 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
847 target_configdirs="$target_configdirs target-libtermcap target-winsup"
848 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
849 # always build newlib if winsup directory is present.
850 if test -d "$srcdir/winsup/cygwin"; then
851 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
852 elif test -d "$srcdir/newlib"; then
853 echo "Warning: winsup/cygwin is missing so newlib can't be built."
856 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
857 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
860 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
862 i[[3456789]]86-*-sco3.2v5*)
863 # The linker does not yet know about weak symbols in COFF,
864 # and is not configured to handle mixed ELF and COFF.
865 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
867 i[[3456789]]86-*-sco*)
868 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
870 i[[3456789]]86-*-solaris2*)
871 noconfigdirs="$noconfigdirs target-libgloss"
873 i[[3456789]]86-*-sysv4*)
874 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
876 i[[3456789]]86-*-beos*)
877 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
879 i[[3456789]]86-*-rdos*)
880 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
883 noconfigdirs="$noconfigdirs ${libgcj}"
885 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
886 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
890 noconfigdirs="$noconfigdirs ${libgcj}"
893 noconfigdirs="$noconfigdirs ${libgcj}"
899 # The EPOC C++ environment does not support exceptions or rtti,
900 # and so building libstdc++-v3 tends not to always work.
901 noconfigdirs="$noconfigdirs target-libstdc++-v3"
904 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
905 unsupported_languages="$unsupported_languages fortran java"
908 noconfigdirs="$noconfigdirs ${libgcj}"
911 noconfigdirs="$noconfigdirs ${libgcj}"
914 noconfigdirs="$noconfigdirs sim"
917 # copied from rs6000-*-* entry
918 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
920 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
921 target_configdirs="$target_configdirs target-winsup"
922 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
923 # always build newlib.
924 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
926 # This is temporary until we can link against shared libraries
927 powerpcle-*-solaris*)
928 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
932 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
935 noconfigdirs="$noconfigdirs ${libgcj}"
938 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
942 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
945 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
948 noconfigdirs="$noconfigdirs gprof ${libgcj}"
951 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
954 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
957 skipdirs="$skipdirs target-libiberty"
958 noconfigdirs="$noconfigdirs ${libgcj}"
959 if test x$with_newlib = xyes; then
960 noconfigdirs="$noconfigdirs gprof"
965 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
968 # Linking libjava exceeds command-line length limits on at least
969 # IRIX 6.2, but not on IRIX 6.5.
970 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
971 # <oldham@codesourcery.com>
972 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
975 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
978 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
981 noconfigdirs="$noconfigdirs gprof ${libgcj}"
985 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
989 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
990 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
991 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
992 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
996 noconfigdirs="$noconfigdirs ${libgcj}" ;;
998 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
1001 sparclet-*-aout* | sparc86x-*-*)
1005 noconfigdirs="$noconfigdirs ${libgcj}"
1008 noconfigdirs="$noconfigdirs ${libgcj}"
1012 noconfigdirs="$noconfigdirs ${libgcj}"
1016 noconfigdirs="$noconfigdirs ${libgcj}"
1017 if test x${is_cross_compiler} != xno ; then
1018 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
1023 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
1024 noconfigdirs="$noconfigdirs ${libgcj}"
1026 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1029 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1032 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1035 noconfigdirs="$noconfigdirs ${libgcj}"
1038 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1041 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1044 noconfigdirs="$noconfigdirs ${libgcj}"
1047 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1049 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1050 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1053 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1056 noconfigdirs="$noconfigdirs ${libgcj}"
1060 # If we aren't building newlib, then don't build libgloss, since libgloss
1061 # depends upon some newlib header files.
1062 case "${noconfigdirs}" in
1063 *target-libgloss*) ;;
1064 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1067 # Work in distributions that contain no compiler tools, like Autoconf.
1069 host_makefile_frag=/dev/null
1070 if test -d ${srcdir}/config ; then
1073 # Avoid "too much defining" errors from HPUX compiler.
1074 tentative_cc="cc -Wp,-H256000"
1075 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1076 # If it's HP/UX ar, this should be harmless.
1080 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1083 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1084 # chokes on bfd, the compiler won't let you assign integers to enums, and
1085 # other problems. Defining CC to gcc is a questionable way to say "don't use
1086 # the apollo compiler" (the preferred version of GCC could be called cc,
1087 # or whatever), but I'm not sure leaving CC as cc is any better...
1088 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1089 # Used to have BISON=yacc.
1093 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1096 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1097 tentative_cc="cc -Xa"
1098 host_makefile_frag="config/mh-cxux"
1100 m88k-motorola-sysv*)
1103 tentative_cc="cc -Wf,-XNg1000"
1104 host_makefile_frag="config/mh-decstation"
1107 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1108 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1109 host_makefile_frag="config/mh-necv4"
1112 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1113 # environment. Also bump switch table size so that cp-parse will
1114 # compile. Bump string length limit so linker builds.
1115 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1118 host_makefile_frag="config/mh-sysv4"
1121 # This is for a MIPS running RISC/os 4.52C.
1123 # This is needed for GDB, but needs to be in the top-level make because
1124 # if a library is compiled with the bsd headers and gets linked with the
1125 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1126 # a different size).
1127 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1128 # known except to select the sysv environment. Could we use /proc instead?
1129 # These "sysv environments" and "bsd environments" often end up being a pain.
1131 # This is not part of CFLAGS because perhaps not all C compilers have this
1133 tentative_cc="cc -systype sysv"
1138 i[[3456789]]86-*-sysv5*)
1139 host_makefile_frag="config/mh-sysv5"
1141 i[[3456789]]86-*-dgux*)
1142 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1143 host_makefile_frag="config/mh-dgux386"
1145 i[[3456789]]86-ncr-sysv4.3*)
1146 # The MetaWare compiler will generate a copyright message unless you
1147 # turn it off by adding the -Hnocopyr flag.
1148 tentative_cc="cc -Hnocopyr"
1150 i[[3456789]]86-ncr-sysv4*)
1151 # for an NCR 3000 (i486/SVR4) system.
1152 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1153 # This compiler not only emits obnoxious copyright messages every time
1154 # you run it, but it chokes and dies on a whole bunch of GNU source
1155 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1156 tentative_cc="/usr/ccs/ATT/cc"
1157 host_makefile_frag="config/mh-ncr3000"
1159 i[[3456789]]86-*-sco3.2v5*)
1161 i[[3456789]]86-*-sco*)
1162 # The native C compiler botches some simple uses of const. Unfortunately,
1163 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1164 tentative_cc="cc -Dconst="
1165 host_makefile_frag="config/mh-sco"
1167 i[[3456789]]86-*-udk*)
1168 host_makefile_frag="config/mh-sysv5"
1170 i[[3456789]]86-*-solaris2*)
1171 host_makefile_frag="config/mh-sysv4"
1173 i[[3456789]]86-*-msdosdjgpp*)
1174 host_makefile_frag="config/mh-djgpp"
1177 ACX_CHECK_CYGWIN_CAT_WORKS
1178 host_makefile_frag="config/mh-cygwin"
1181 host_makefile_frag="config/mh-mingw"
1184 host_makefile_frag="config/mh-interix"
1187 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1191 host_makefile_frag="config/mh-solaris"
1194 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1195 # without overflowing the jump tables (-J says to use a 32 bit table)
1196 tentative_cc="cc -J"
1199 tentative_cc="cc -Wp,-H256000"
1200 host_makefile_frag="config/mh-pa-hpux10"
1202 hppa*-hp-hpux* | hppa*-*-hiux*)
1203 tentative_cc="cc -Wp,-H256000"
1204 host_makefile_frag="config/mh-pa"
1207 host_makefile_frag="config/mh-pa"
1209 *-hp-hpux* | *-*-hiux*)
1210 tentative_cc="cc -Wp,-H256000"
1213 # /bin/cc is less than useful for our purposes. Always use GCC
1214 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1215 host_makefile_frag="config/mh-lynxrs6k"
1218 host_makefile_frag="config/mh-darwin"
1221 host_makefile_frag="config/mh-ppc-aix"
1224 host_makefile_frag="config/mh-ppc-aix"
1227 # /bin/cc is less than useful for our purposes. Always use GCC
1228 tentative_cc="/bin/gcc"
1231 host_makefile_frag="config/mh-sysv4"
1233 # This is placed last to prevent interfering with the cases above.
1235 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1236 host_makefile_frag="config/mh-x86omitfp"
1241 # If we aren't going to be using gcc, see if we can extract a definition
1242 # of CC from the fragment.
1243 # Actually, use the 'pre-extracted' version above.
1244 if test -z "${CC}" && test "${build}" = "${host}" ; then
1245 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1247 for dir in $PATH; do
1248 test -z "$dir" && dir=.
1249 if test -f $dir/gcc; then
1255 if test -z "${found}" && test -n "${tentative_cc}" ; then
1260 if test "${build}" != "${host}" ; then
1261 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1262 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1263 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1264 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1265 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1266 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1267 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1268 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1269 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1270 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1271 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1272 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1273 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1275 AR_FOR_BUILD="\$(AR)"
1276 AS_FOR_BUILD="\$(AS)"
1277 CC_FOR_BUILD="\$(CC)"
1278 CXX_FOR_BUILD="\$(CXX)"
1279 GCJ_FOR_BUILD="\$(GCJ)"
1280 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1281 GOC_FOR_BUILD="\$(GOC)"
1282 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1283 LD_FOR_BUILD="\$(LD)"
1284 NM_FOR_BUILD="\$(NM)"
1285 RANLIB_FOR_BUILD="\$(RANLIB)"
1286 WINDRES_FOR_BUILD="\$(WINDRES)"
1287 WINDMC_FOR_BUILD="\$(WINDMC)"
1293 # We must set the default linker to the linker used by gcc for the correct
1294 # operation of libtool. If LD is not defined and we are using gcc, try to
1295 # set the LD default to the ld used by gcc.
1296 if test -z "$LD"; then
1297 if test "$GCC" = yes; then
1300 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1302 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1304 case $gcc_prog_ld in
1305 # Accept absolute paths.
1306 [[\\/]* | [A-Za-z]:[\\/]*)]
1307 LD="$gcc_prog_ld" ;;
1313 ACX_PROG_CMP_IGNORE_INITIAL
1315 # See if we are building gcc with C++.
1316 AC_ARG_ENABLE(build-with-cxx,
1317 [ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1318 ENABLE_BUILD_WITH_CXX=$enableval,
1319 ENABLE_BUILD_WITH_CXX=no)
1321 # Used for setting $lt_cv_objdir
1324 # Check for GMP, MPFR and MPC
1325 gmplibs="-lmpc -lmpfr -lgmp"
1329 # Specify a location for mpc
1330 # check for this first so it ends up on the link line before mpfr.
1331 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1332 Equivalent to --with-mpc-include=PATH/include
1333 plus --with-mpc-lib=PATH/lib])
1334 AC_ARG_WITH(mpc-include, [ --with-mpc-include=PATH
1335 specify directory for installed MPC include files])
1336 AC_ARG_WITH(mpc-lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1338 if test "x$with_mpc" != x; then
1339 gmplibs="-L$with_mpc/lib $gmplibs"
1340 gmpinc="-I$with_mpc/include $gmpinc"
1342 if test "x$with_mpc_include" != x; then
1343 gmpinc="-I$with_mpc_include $gmpinc"
1345 if test "x$with_mpc_lib" != x; then
1346 gmplibs="-L$with_mpc_lib $gmplibs"
1348 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1349 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1350 gmpinc='-I$$s/mpc/src '"$gmpinc"
1351 # Do not test the mpc version. Assume that it is sufficient, since
1352 # it is in the source tree, and the library has not been built yet
1353 # but it would be included on the link line in the version check below
1354 # hence making the test fail.
1358 # Specify a location for mpfr
1359 # check for this first so it ends up on the link line before gmp.
1360 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1361 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1362 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1364 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1365 Equivalent to --with-mpfr-include=PATH/include
1366 plus --with-mpfr-lib=PATH/lib])
1367 AC_ARG_WITH(mpfr-include, [ --with-mpfr-include=PATH
1368 specify directory for installed MPFR include files])
1369 AC_ARG_WITH(mpfr-lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1371 if test "x$with_mpfr" != x; then
1372 gmplibs="-L$with_mpfr/lib $gmplibs"
1373 gmpinc="-I$with_mpfr/include $gmpinc"
1375 if test "x$with_mpfr_include" != x; then
1376 gmpinc="-I$with_mpfr_include $gmpinc"
1378 if test "x$with_mpfr_lib" != x; then
1379 gmplibs="-L$with_mpfr_lib $gmplibs"
1381 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1382 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1383 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1384 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1385 # Do not test the mpfr version. Assume that it is sufficient, since
1386 # it is in the source tree, and the library has not been built yet
1387 # but it would be included on the link line in the version check below
1388 # hence making the test fail.
1392 # Specify a location for gmp
1393 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1394 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1395 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1397 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1398 Equivalent to --with-gmp-include=PATH/include
1399 plus --with-gmp-lib=PATH/lib])
1400 AC_ARG_WITH(gmp-include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1401 AC_ARG_WITH(gmp-lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1404 if test "x$with_gmp" != x; then
1405 gmplibs="-L$with_gmp/lib $gmplibs"
1406 gmpinc="-I$with_gmp/include $gmpinc"
1408 if test "x$with_gmp_include" != x; then
1409 gmpinc="-I$with_gmp_include $gmpinc"
1411 if test "x$with_gmp_lib" != x; then
1412 gmplibs="-L$with_gmp_lib $gmplibs"
1414 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1415 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1416 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1417 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1418 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1419 # Do not test the gmp version. Assume that it is sufficient, since
1420 # it is in the source tree, and the library has not been built yet
1421 # but it would be included on the link line in the version check below
1422 # hence making the test fail.
1426 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1428 saved_CFLAGS="$CFLAGS"
1429 CFLAGS="$CFLAGS $gmpinc"
1430 # Check for the recommended and required versions of GMP.
1431 AC_MSG_CHECKING([for the correct version of gmp.h])
1432 AC_TRY_COMPILE([#include "gmp.h"],[
1433 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1434 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1435 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
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(4,3,2)
1444 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1445 [AC_MSG_RESULT([no]); have_gmp=no])
1447 # If we have GMP, check the MPFR version.
1448 if test x"$have_gmp" = xyes; then
1449 # Check for the recommended and required versions of MPFR.
1450 AC_MSG_CHECKING([for the correct version of mpfr.h])
1451 AC_TRY_COMPILE([#include <gmp.h>
1452 #include <mpfr.h>],[
1453 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1456 ], [AC_TRY_COMPILE([#include <gmp.h>
1457 #include <mpfr.h>],[
1458 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1461 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1462 [AC_MSG_RESULT([no]); have_gmp=no])
1465 # Check for the MPC header version.
1466 if test x"$have_gmp" = xyes ; then
1467 # Check for the recommended and required versions of MPC.
1468 AC_MSG_CHECKING([for the correct version of mpc.h])
1469 AC_TRY_COMPILE([#include <mpc.h>],[
1470 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1473 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1474 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1477 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1478 [AC_MSG_RESULT([no]); have_gmp=no])
1481 # Now check the MPFR library.
1482 if test x"$have_gmp" = xyes; then
1484 LIBS="$LIBS $gmplibs"
1485 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1486 AC_TRY_LINK([#include <mpc.h>],[
1493 mpfr_atan2 (n, n, x, GMP_RNDN);
1494 mpfr_erfc (n, x, GMP_RNDN);
1495 mpfr_subnormalize (x, t, GMP_RNDN);
1499 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1500 mpc_cosh (c, c, MPC_RNDNN);
1501 mpc_pow (c, c, c, MPC_RNDNN);
1502 mpc_acosh (c, c, MPC_RNDNN);
1504 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1508 CFLAGS="$saved_CFLAGS"
1510 # The library versions listed in the error message below should match
1511 # the HARD-minimums enforced above.
1512 if test x$have_gmp != xyes; then
1513 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1514 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1515 their locations. Source code for these libraries can be found at
1516 their respective hosting sites as well as at
1517 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1518 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1519 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1520 make sure that you have installed both the libraries and the header
1521 files. They may be located in separate packages.])
1525 # Flags needed for both GMP, MPFR and/or MPC.
1528 AC_SUBST(extra_mpfr_configure_flags)
1529 AC_SUBST(extra_mpc_gmp_configure_flags)
1530 AC_SUBST(extra_mpc_mpfr_configure_flags)
1532 # Allow host libstdc++ to be specified for static linking with PPL.
1533 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1534 when linking with PPL])
1536 case $with_host_libstdcxx in
1538 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1542 # Linker flags to use for stage1 or when not boostrapping.
1543 AC_ARG_WITH(stage1-ldflags,
1544 [ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1545 [if test "$withval" = "no" -o "$withval" = "yes"; then
1548 stage1_ldflags=$withval
1551 AC_SUBST(stage1_ldflags)
1553 # Libraries to use for stage1 or when not bootstrapping.
1554 AC_ARG_WITH(stage1-libs,
1555 [ -with-stage1-libs=LIBS Libraries for stage1],
1556 [if test "$withval" = "no" -o "$withval" = "yes"; then
1559 stage1_libs=$withval
1561 [stage1_libs=$with_host_libstdcxx])
1562 AC_SUBST(stage1_libs)
1564 # Libraries to use for stage2 and later builds. This defaults to the
1565 # argument passed to --with-host-libstdcxx.
1566 AC_ARG_WITH(boot-libs,
1567 [ --with-boot-libs=LIBS Libraries for stage2 and later],
1568 [if test "$withval" = "no" -o "$withval" = "yes"; then
1571 poststage1_libs=$withval
1573 [poststage1_libs=$with_host_libstdcxx])
1574 AC_SUBST(poststage1_libs)
1576 # Linker flags to use for stage2 and later builds.
1577 AC_ARG_WITH(boot-ldflags,
1578 [ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1579 [if test "$withval" = "no" -o "$withval" = "yes"; then
1582 poststage1_ldflags=$withval
1584 [poststage1_ldflags=
1585 # In stages 2 and 3, default to linking libstdc++ and libgcc
1586 # statically. But if the user explicitly specified the libraries to
1587 # use, trust that they are doing what they want.
1588 if test "$poststage1_libs" = ""; then
1589 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1591 AC_SUBST(poststage1_ldflags)
1594 ppllibs=" -lppl_c -lppl -lgmpxx"
1597 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1598 Equivalent to --with-ppl-include=PATH/include
1599 plus --with-ppl-lib=PATH/lib])
1600 AC_ARG_WITH(ppl-include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1601 AC_ARG_WITH(ppl-lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1610 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1611 pplinc="-I$with_ppl/include $pplinc"
1614 if test "x$with_ppl_include" != x; then
1615 pplinc="-I$with_ppl_include $pplinc"
1617 if test "x$with_ppl_lib" != x; then
1618 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1620 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1621 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1622 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1623 enable_ppl_version_check=no
1626 AC_ARG_ENABLE(ppl-version-check,
1627 [ --disable-ppl-version-check disable check for PPL version],
1628 ENABLE_PPL_CHECK=$enableval,
1629 ENABLE_PPL_CHECK=yes)
1631 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1632 saved_CFLAGS="$CFLAGS"
1633 CFLAGS="$CFLAGS $pplinc $gmpinc"
1634 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
1635 AC_TRY_COMPILE([#include "ppl_c.h"],[
1636 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
1639 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1640 CFLAGS="$saved_CFLAGS"
1643 # Flags needed for PPL
1650 dnl Provide configure switches and initialize clooginc & clooglibs
1651 dnl with user input.
1653 if test "x$with_ppl" = "xno"; then
1656 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1657 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1658 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1659 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1661 if test "x$with_cloog" != "xno"; then
1662 dnl Version check for CLooG-Org
1663 dnl As long as there is no new release of CLooG,
1664 dnl we will check for 0.14.0.
1666 dnl The first git revision that will work with
1667 dnl GCC is: bd91b845a65805c290d43fc1bef8139864a163fb
1668 dnl This is enforced implictly, as this is the commit that
1669 dnl introduced the versioning information used within our
1672 dnl If we're using CLooG-Legacy, the provided version information
1673 dnl will be ignored.
1674 CLOOG_CHECK_VERSION(0,14,0)
1676 dnl Only execute fail-action, if CLooG has been
1679 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1682 # Check for LTO support.
1684 [ --enable-lto enable link time optimization support],
1685 enable_lto=$enableval,
1686 enable_lto=yes; default_enable_lto=yes)
1688 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1689 build_lto_plugin=yes
1690 ],[if test x"$default_enable_lto" = x"yes" ; then
1692 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1693 # On other non-ELF platforms, LTO has yet to be validated.
1697 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1698 # It would also be nice to check the binutils support, but we don't
1699 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1700 # warn during gcc/ subconfigure; unless you're bootstrapping with
1701 # -flto it won't be needed until after installation anyway.
1703 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1704 *) if test x"$enable_lto" = x"yes"; then
1705 AC_MSG_ERROR([LTO support is not enabled for this target.])
1710 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1711 # Build it unless LTO was explicitly disabled.
1713 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1719 # By default, C is the only stage 1 language.
1720 stage1_languages=,c,
1722 # Target libraries that we bootstrap.
1723 bootstrap_target_libs=,target-libgcc,
1725 # Figure out what language subdirectories are present.
1726 # Look if the user specified --enable-languages="..."; if not, use
1727 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1729 # NB: embedded tabs in this IF block -- do not untabify
1730 if test -d ${srcdir}/gcc; then
1731 if test x"${enable_languages+set}" != xset; then
1732 if test x"${LANGUAGES+set}" = xset; then
1733 enable_languages="${LANGUAGES}"
1734 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1736 enable_languages=all
1739 if test x"${enable_languages}" = x ||
1740 test x"${enable_languages}" = xyes;
1742 echo configure.in: --enable-languages needs at least one language argument 1>&2
1746 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1748 # 'f95' is the old name for the 'fortran' language. We issue a warning
1749 # and make the substitution.
1750 case ,${enable_languages}, in
1752 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1753 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1757 # First scan to see if an enabled language requires some other language.
1758 # We assume that a given config-lang.in will list all the language
1759 # front ends it requires, even if some are required indirectly.
1760 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1761 case ${lang_frag} in
1763 # The odd quoting in the next line works around
1764 # an apparent bug in bash 1.12 on linux.
1765 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1767 # From the config-lang.in, get $language, $lang_requires, and
1768 # $lang_requires_boot_languages.
1771 lang_requires_boot_languages=
1773 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1774 case ,${enable_languages}, in
1778 echo " \`$other' language required by \`$language'; enabling" 1>&2
1779 enable_languages="${enable_languages},${other}"
1783 for other in ${lang_requires_boot_languages} ; do
1784 if test "$other" != "c"; then
1785 case ,${enable_stage1_languages}, in
1789 case ,${enable_languages}, in
1791 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1792 enable_stage1_languages="$enable_stage1_languages,${other}"
1803 new_enable_languages=,c,
1805 # If LTO is enabled, add the LTO front end.
1806 extra_host_libiberty_configure_flags=
1807 if test "$enable_lto" = "yes" ; then
1808 case ,${enable_languages}, in
1810 *) enable_languages="${enable_languages},lto" ;;
1812 if test "${build_lto_plugin}" = "yes" ; then
1813 configdirs="$configdirs lto-plugin"
1814 extra_host_libiberty_configure_flags=--enable-shared
1817 AC_SUBST(extra_host_libiberty_configure_flags)
1819 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1820 potential_languages=,c,
1822 enabled_target_libs=
1823 disabled_target_libs=
1825 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1826 case ${lang_frag} in
1828 # The odd quoting in the next line works around
1829 # an apparent bug in bash 1.12 on linux.
1830 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1832 # From the config-lang.in, get $language, $target_libs,
1833 # $lang_dirs, $boot_language, and $build_by_default
1839 build_by_default=yes
1841 if test x${language} = x; then
1842 echo "${lang_frag} doesn't set \$language." 1>&2
1846 if test "$language" = "c++" \
1847 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1851 case ,${enable_languages}, in
1853 # Language was explicitly selected; include it.
1857 # 'all' was selected, select it if it is a default language
1858 add_this_lang=${build_by_default}
1865 # Disable languages that need other directories if these aren't available.
1866 for i in $subdir_requires; do
1867 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1868 case ,${enable_languages}, in
1870 # Specifically requested language; tell them.
1871 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1875 add_this_lang=unsupported
1880 # Disable Ada if no preexisting GNAT is available.
1881 case ,${enable_languages},:${language}:${have_gnat} in
1882 *,${language},*:ada:no)
1883 # Specifically requested language; tell them.
1884 AC_MSG_ERROR([GNAT is required to build $language])
1888 add_this_lang=unsupported
1892 # Disable a language that is unsupported by the target.
1893 case " $unsupported_languages " in
1895 add_this_lang=unsupported
1899 case $add_this_lang in
1901 # Remove language-dependent dirs.
1902 disabled_target_libs="$disabled_target_libs $target_libs"
1903 noconfigdirs="$noconfigdirs $lang_dirs"
1906 # Remove language-dependent dirs; still show language as supported.
1907 disabled_target_libs="$disabled_target_libs $target_libs"
1908 noconfigdirs="$noconfigdirs $lang_dirs"
1909 potential_languages="${potential_languages}${language},"
1912 new_enable_languages="${new_enable_languages}${language},"
1913 potential_languages="${potential_languages}${language},"
1914 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1915 enabled_target_libs="$enabled_target_libs $target_libs"
1916 case "${boot_language}:,$enable_stage1_languages," in
1917 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1918 # Add to (comma-separated) list of stage 1 languages.
1919 case ",$stage1_languages," in
1920 *,$language,* | ,yes, | ,all,) ;;
1921 *) stage1_languages="${stage1_languages}${language}," ;;
1923 # We need to bootstrap any supporting libraries.
1924 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1933 # Add target libraries which are only needed for disabled languages
1935 if test -n "$disabled_target_libs"; then
1936 for dir in $disabled_target_libs; do
1937 case " $enabled_target_libs " in
1939 *) noconfigdirs="$noconfigdirs $dir" ;;
1944 AC_ARG_ENABLE(stage1-languages,
1945 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1946 stage1. Mostly useful for compiler development.],
1947 [case ,${enable_stage1_languages}, in
1949 # Set it to something that will have no effect in the loop below
1950 enable_stage1_languages=c ;;
1952 enable_stage1_languages=`echo $new_enable_languages | \
1953 sed -e "s/^,//" -e "s/,$//" ` ;;
1955 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1956 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1959 # Add "good" languages from enable_stage1_languages to stage1_languages,
1960 # while "bad" languages go in missing_languages. Leave no duplicates.
1961 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1962 case $potential_languages in
1964 case $stage1_languages in
1966 *) stage1_languages="$stage1_languages$i," ;;
1969 case $missing_languages in
1971 *) missing_languages="$missing_languages$i," ;;
1976 # Remove leading/trailing commas that were added for simplicity
1977 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1978 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1979 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1980 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1982 if test "x$missing_languages" != x; then
1984 The following requested languages could not be built: ${missing_languages}
1985 Supported languages are: ${potential_languages}])
1987 if test "x$new_enable_languages" != "x$enable_languages"; then
1988 echo The following languages will be built: ${new_enable_languages}
1989 enable_languages="$new_enable_languages"
1992 AC_SUBST(stage1_languages)
1993 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1996 # Handle --disable-<component> generically.
1997 for dir in $configdirs $build_configdirs $target_configdirs ; do
1998 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1999 varname=`echo $dirname | sed -e s/+/_/g`
2000 if eval test x\${enable_${varname}} "=" xno ; then
2001 noconfigdirs="$noconfigdirs $dir"
2005 # Check for Boehm's garbage collector
2006 AC_ARG_ENABLE(objc-gc,
2007 [ --enable-objc-gc enable use of Boehm's garbage collector with the
2008 GNU Objective-C runtime],
2009 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2010 *,objc,*:*:yes:*target-boehm-gc*)
2011 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2015 # Make sure we only build Boehm's garbage collector if required.
2016 case ,${enable_languages},:${enable_objc_gc} in
2018 # Keep target-boehm-gc if requested for Objective-C.
2021 # Otherwise remove target-boehm-gc depending on target-libjava.
2022 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2023 noconfigdirs="$noconfigdirs target-boehm-gc"
2028 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2029 # $build_configdirs and $target_configdirs.
2030 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2033 for dir in . $skipdirs $noconfigdirs ; do
2034 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2035 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2036 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2037 if test -r $srcdir/$dirname/configure ; then
2038 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2041 notsupp="$notsupp $dir"
2045 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2046 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2047 if test -r $srcdir/$dirname/configure ; then
2048 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2051 notsupp="$notsupp $dir"
2055 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2056 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2057 if test -r $srcdir/$dirname/configure ; then
2058 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2061 notsupp="$notsupp $dir"
2067 # Sometimes the tools are distributed with libiberty but with no other
2068 # libraries. In that case, we don't want to build target-libiberty.
2069 # Don't let libgcc imply libiberty either.
2070 if test -n "${target_configdirs}" ; then
2073 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2074 if test "$i" = "libgcc"; then
2075 libgcc=target-libgcc
2076 elif test "$i" != "libiberty" ; then
2077 if test -r $srcdir/$i/configure ; then
2083 if test -z "${others}" ; then
2084 target_configdirs=$libgcc
2088 # Quietly strip out all directories which aren't configurable in this tree.
2089 # This relies on all configurable subdirectories being autoconfiscated, which
2091 build_configdirs_all="$build_configdirs"
2093 for i in ${build_configdirs_all} ; do
2094 j=`echo $i | sed -e s/build-//g`
2095 if test -f ${srcdir}/$j/configure ; then
2096 build_configdirs="${build_configdirs} $i"
2100 configdirs_all="$configdirs"
2102 for i in ${configdirs_all} ; do
2103 if test -f ${srcdir}/$i/configure ; then
2104 configdirs="${configdirs} $i"
2108 target_configdirs_all="$target_configdirs"
2110 for i in ${target_configdirs_all} ; do
2111 j=`echo $i | sed -e s/target-//g`
2112 if test -f ${srcdir}/$j/configure ; then
2113 target_configdirs="${target_configdirs} $i"
2117 # Produce a warning message for the subdirs we can't configure.
2118 # This isn't especially interesting in the Cygnus tree, but in the individual
2119 # FSF releases, it's important to let people know when their machine isn't
2120 # supported by the one or two programs in a package.
2122 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2123 # If $appdirs is non-empty, at least one of those directories must still
2124 # be configured, or we error out. (E.g., if the gas release supports a
2125 # specified target in some subdirs but not the gas subdir, we shouldn't
2126 # pretend that all is well.)
2127 if test -n "$appdirs" ; then
2128 for dir in $appdirs ; do
2129 if test -r $dir/Makefile.in ; then
2130 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2134 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2140 if test -n "$appdirs" ; then
2141 echo "*** This configuration is not supported by this package." 1>&2
2145 # Okay, some application will build, or we don't care to check. Still
2146 # notify of subdirs not getting built.
2147 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2148 echo " ${notsupp}" 1>&2
2149 echo " (Any other directories should still work fine.)" 1>&2
2157 # To find our prefix, in gcc_cv_tool_prefix.
2162 AC_ARG_WITH([build-sysroot],
2163 [ --with-build-sysroot=SYSROOT
2164 use sysroot as the system root during the build],
2165 [if test x"$withval" != x ; then
2166 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2168 [SYSROOT_CFLAGS_FOR_TARGET=])
2169 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2171 AC_ARG_WITH([debug-prefix-map],
2172 [ --with-debug-prefix-map='A=B C=D ...'
2173 map A to B, C to D ... in debug information],
2174 [if test x"$withval" != x; then
2175 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2176 for debug_map in $withval; do
2177 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2180 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2181 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2183 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2184 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2185 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2186 # We want to ensure that TARGET libraries (which we know are built with
2187 # gcc) are built with "-O2 -g", so include those options when setting
2188 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2189 if test "x$CFLAGS_FOR_TARGET" = x; then
2190 CFLAGS_FOR_TARGET=$CFLAGS
2193 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2196 *" -g "* | *" -g3 "*) ;;
2197 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2200 AC_SUBST(CFLAGS_FOR_TARGET)
2202 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2203 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2204 case " $CXXFLAGS " in
2206 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2208 case " $CXXFLAGS " in
2209 *" -g "* | *" -g3 "*) ;;
2210 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2213 AC_SUBST(CXXFLAGS_FOR_TARGET)
2215 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2216 # the named directory are copied to $(tooldir)/sys-include.
2217 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2218 if test x${is_cross_compiler} = xno ; then
2219 echo 1>&2 '***' --with-headers is only supported when cross compiling
2222 if test x"${with_headers}" != xyes ; then
2223 x=${gcc_cv_tool_prefix}
2224 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2228 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2229 # the name directories are copied to $(tooldir)/lib. Multiple directories
2231 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2232 if test x${is_cross_compiler} = xno ; then
2233 echo 1>&2 '***' --with-libs is only supported when cross compiling
2236 if test x"${with_libs}" != xyes ; then
2237 # Copy the libraries in reverse order, so that files in the first named
2238 # library override files in subsequent libraries.
2239 x=${gcc_cv_tool_prefix}
2240 for l in ${with_libs}; do
2241 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2246 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2248 # This is done by determining whether or not the appropriate directory
2249 # is available, and by checking whether or not specific configurations
2250 # have requested that this magic not happen.
2252 # The command line options always override the explicit settings in
2253 # configure.in, and the settings in configure.in override this magic.
2255 # If the default for a toolchain is to use GNU as and ld, and you don't
2256 # want to do that, then you should use the --without-gnu-as and
2257 # --without-gnu-ld options for the configure script. Similarly, if
2258 # the default is to use the included zlib and you don't want to do that,
2259 # you should use the --with-system-zlib option for the configure script.
2261 if test x${use_gnu_as} = x &&
2262 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2264 extra_host_args="$extra_host_args --with-gnu-as"
2267 if test x${use_gnu_ld} = x &&
2268 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2270 extra_host_args="$extra_host_args --with-gnu-ld"
2273 if test x${use_included_zlib} = x &&
2274 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2277 with_system_zlib=yes
2278 extra_host_args="$extra_host_args --with-system-zlib"
2281 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2282 # can detect this case.
2284 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2286 extra_host_args="$extra_host_args --with-newlib"
2289 # Handle ${copy_dirs}
2290 set fnord ${copy_dirs}
2292 while test $# != 0 ; do
2293 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2296 echo Copying $1 to $2
2298 # Use the install script to create the directory and all required
2299 # parent directories.
2300 if test -d $2 ; then
2304 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2307 # Copy the directory, assuming we have tar.
2308 # FIXME: Should we use B in the second tar? Not all systems support it.
2309 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2311 # It is the responsibility of the user to correctly adjust all
2312 # symlinks. If somebody can figure out how to handle them correctly
2313 # here, feel free to add the code.
2320 # Determine a target-dependent exec_prefix that the installed
2321 # gcc will search in. Keep this list sorted by triplet, with
2322 # the *-*-osname triplets last.
2326 md_exec_prefix=/gnu/lib/gcc-lib
2328 i[[34567]]86-pc-msdosdjgpp*)
2329 md_exec_prefix=/dev/env/DJDIR/bin
2331 i[[34567]]86-*-sco3.2v5*)
2332 if test $with_gnu_as = yes; then
2333 md_exec_prefix=/usr/gnu/bin
2335 md_exec_prefix=/usr/ccs/bin/elf
2340 powerpc-*-chorusos* | \
2341 powerpc*-*-eabi* | \
2342 powerpc*-*-sysv* | \
2343 powerpc*-*-kaos* | \
2345 md_exec_prefix=/usr/ccs/bin
2350 md_exec_prefix=/usr/ccs/bin
2365 md_exec_prefix=/usr/ccs/bin
2369 extra_arflags_for_target=
2370 extra_nmflags_for_target=
2371 extra_ranlibflags_for_target=
2372 target_makefile_frag=/dev/null
2375 target_makefile_frag="config/mt-mep"
2378 target_makefile_frag="config/mt-spu"
2381 target_makefile_frag="config/mt-sde"
2383 mipsisa*-*-elfoabi*)
2384 target_makefile_frag="config/mt-mips-elfoabi"
2386 mips*-*-*linux* | mips*-*-gnu*)
2387 target_makefile_frag="config/mt-mips-gnu"
2390 target_makefile_frag="config/mt-netware"
2392 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2393 target_makefile_frag="config/mt-gnu"
2395 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2396 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2397 # commands to handle both 32-bit and 64-bit objects. These flags are
2398 # harmless if we're using GNU nm or ar.
2399 extra_arflags_for_target=" -X32_64"
2400 extra_nmflags_for_target=" -B -X32_64"
2403 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2404 extra_ranlibflags_for_target=" -c"
2406 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2407 target_makefile_frag="config/mt-wince"
2411 alphaieee_frag=/dev/null
2414 # This just makes sure to use the -mieee option to build target libs.
2415 # This should probably be set individually by each library.
2416 alphaieee_frag="config/mt-alphaieee"
2420 # If --enable-target-optspace always use -Os instead of -O2 to build
2421 # the target libraries, similarly if it is not specified, use -Os
2422 # on selected platforms.
2423 ospace_frag=/dev/null
2424 case "${enable_target_optspace}:${target}" in
2426 ospace_frag="config/mt-ospace"
2429 ospace_frag="config/mt-d30v"
2431 :m32r-* | :d10v-* | :fr30-*)
2432 ospace_frag="config/mt-ospace"
2437 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2441 # Default to using --with-stabs for certain targets.
2442 if test x${with_stabs} = x ; then
2444 mips*-*-irix[[56]]*)
2446 mips*-*-* | alpha*-*-osf*)
2448 extra_host_args="${extra_host_args} --with-stabs"
2453 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2454 # them automatically.
2457 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2461 # Some systems (e.g., one of the i386-aix systems the gas testers are
2462 # using) don't handle "\$" correctly, so don't use it here.
2463 tooldir='${exec_prefix}'/${target_noncanonical}
2464 build_tooldir=${tooldir}
2466 # Create a .gdbinit file which runs the one in srcdir
2467 # and tells GDB to look there for source files.
2469 if test -r ${srcdir}/.gdbinit ; then
2472 *) cat > ./.gdbinit <<EOF
2476 source ${srcdir}/.gdbinit
2482 # Make sure that the compiler is able to generate an executable. If it
2483 # can't, we are probably in trouble. We don't care whether we can run the
2484 # executable--we might be using a cross compiler--we only care whether it
2485 # can be created. At this point the main configure script has set CC.
2487 echo "int main () { return 0; }" > conftest.c
2488 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2489 if test $? = 0 ; then
2490 if test -s conftest || test -s conftest.exe ; then
2496 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2497 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2504 # The Solaris /usr/ucb/cc compiler does not appear to work.
2506 sparc-sun-solaris2*)
2507 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2508 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2510 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2511 if test -d /opt/cygnus/bin ; then
2512 if test "$could_use" = "" ; then
2513 could_use="/opt/cygnus/bin"
2515 could_use="$could_use or /opt/cygnus/bin"
2518 if test "$could_use" = "" ; then
2519 echo "Warning: compilation may fail because you're using"
2520 echo "/usr/ucb/cc. You should change your PATH or CC "
2521 echo "variable and rerun configure."
2523 echo "Warning: compilation may fail because you're using"
2524 echo "/usr/ucb/cc, when you should use the C compiler from"
2525 echo "$could_use. You should change your"
2526 echo "PATH or CC variable and rerun configure."
2532 # Decide which environment variable is used to find dynamic libraries.
2534 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2535 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2536 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2537 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2540 # On systems where the dynamic library environment variable is PATH,
2541 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2542 # built executables to PATH.
2543 if test "$RPATH_ENVVAR" = PATH; then
2544 GCC_SHLIB_SUBDIR=/shlib
2549 # Record target_configdirs and the configure arguments for target and
2550 # build configuration in Makefile.
2551 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2552 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2554 # If we are building libgomp, bootstrap it.
2555 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2556 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2559 # Determine whether gdb needs tk/tcl or not.
2560 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2561 # and in that case we want gdb to be built without tk. Ugh!
2562 # In fact I believe gdb is the *only* package directly dependent on tk,
2563 # so we should be able to put the 'maybe's in unconditionally and
2564 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2565 # 100% sure that that's safe though.
2567 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2568 case "$enable_gdbtk" in
2572 GDB_TK="${gdb_tk}" ;;
2574 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2575 # distro. Eventually someone will fix this and move Insight, nee
2576 # gdbtk to a separate directory.
2577 if test -d ${srcdir}/gdb/gdbtk ; then
2584 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2585 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2587 # Strip out unwanted targets.
2589 # While at that, we remove Makefiles if we were started for recursive
2590 # configuration, so that the top-level Makefile reconfigures them,
2591 # like we used to do when configure itself was recursive.
2593 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2594 # but now we're fixing up the Makefile ourselves with the additional
2595 # commands passed to AC_CONFIG_FILES. Use separate variables
2596 # extrasub-{build,host,target} not because there is any reason to split
2597 # the substitutions up that way, but only to remain below the limit of
2598 # 99 commands in a script, for HP-UX sed.
2599 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2601 AC_ARG_ENABLE([bootstrap],
2602 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2603 enable_bootstrap=default)
2605 # Issue errors and warnings for invalid/strange bootstrap combinations.
2606 case "$configdirs" in
2607 *gcc*) have_compiler=yes ;;
2608 *) have_compiler=no ;;
2611 case "$have_compiler:$host:$target:$enable_bootstrap" in
2614 # Default behavior. Enable bootstrap if we have a compiler
2615 # and we are in a native configuration.
2616 yes:$build:$build:default)
2617 enable_bootstrap=yes ;;
2620 enable_bootstrap=no ;;
2622 # We have a compiler and we are in a native configuration, bootstrap is ok
2623 yes:$build:$build:yes)
2626 # Other configurations, but we have a compiler. Assume the user knows
2629 AC_MSG_WARN([trying to bootstrap a cross compiler])
2632 # No compiler: if they passed --enable-bootstrap explicitly, fail
2634 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2636 # Fail if wrong command line
2638 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2642 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2645 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2649 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2650 yes:yes:*\ gold\ *:*,c++,*) ;;
2651 yes:yes:*\ gold\ *:*)
2652 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2656 # Adjust the toplevel makefile according to whether bootstrap was selected.
2657 case $enable_bootstrap in
2659 bootstrap_suffix=bootstrap
2660 BUILD_CONFIG=bootstrap-debug
2663 bootstrap_suffix=no-bootstrap
2668 AC_MSG_CHECKING(for default BUILD_CONFIG)
2670 AC_ARG_WITH([build-config],
2671 [--with-build-config='NAME NAME2...'
2672 Use config/NAME.mk build configuration],
2673 [case $with_build_config in
2674 yes) with_build_config= ;;
2675 no) with_build_config= BUILD_CONFIG= ;;
2678 if test "x${with_build_config}" != x; then
2679 BUILD_CONFIG=$with_build_config
2681 case $BUILD_CONFIG in
2683 if echo "int f (void) { return 0; }" > conftest.c &&
2684 ${CC} -c conftest.c &&
2685 mv conftest.o conftest.o.g0 &&
2686 ${CC} -c -g conftest.c &&
2687 mv conftest.o conftest.o.g &&
2688 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2693 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2697 AC_MSG_RESULT($BUILD_CONFIG)
2698 AC_SUBST(BUILD_CONFIG)
2701 for module in ${build_configdirs} ; do
2702 if test -z "${no_recursion}" \
2703 && test -f ${build_subdir}/${module}/Makefile; then
2704 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2705 rm -f ${build_subdir}/${module}/Makefile
2707 extrasub_build="$extrasub_build
2708 /^@if build-$module\$/d
2709 /^@endif build-$module\$/d
2710 /^@if build-$module-$bootstrap_suffix\$/d
2711 /^@endif build-$module-$bootstrap_suffix\$/d"
2714 for module in ${configdirs} ; do
2715 if test -z "${no_recursion}"; then
2716 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2717 if test -f ${file}; then
2718 echo 1>&2 "*** removing ${file} to force reconfigure"
2723 extrasub_host="$extrasub_host
2725 /^@endif $module\$/d
2726 /^@if $module-$bootstrap_suffix\$/d
2727 /^@endif $module-$bootstrap_suffix\$/d"
2730 for module in ${target_configdirs} ; do
2731 if test -z "${no_recursion}" \
2732 && test -f ${target_subdir}/${module}/Makefile; then
2733 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2734 rm -f ${target_subdir}/${module}/Makefile
2737 # We only bootstrap target libraries listed in bootstrap_target_libs.
2738 case $bootstrap_target_libs in
2739 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2740 *) target_bootstrap_suffix=no-bootstrap ;;
2743 extrasub_target="$extrasub_target
2744 /^@if target-$module\$/d
2745 /^@endif target-$module\$/d
2746 /^@if target-$module-$target_bootstrap_suffix\$/d
2747 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2750 # Do the final fixup along with target modules.
2751 extrasub_target="$extrasub_target
2752 /^@if /,/^@endif /d"
2754 # Create the serialization dependencies. This uses a temporary file.
2756 AC_ARG_ENABLE([serial-configure],
2757 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2758 force sequential configuration of
2759 sub-packages for the host, target or build
2760 machine, or all sub-packages])
2762 case ${enable_serial_configure} in
2764 enable_serial_build_configure=yes
2765 enable_serial_host_configure=yes
2766 enable_serial_target_configure=yes
2770 # These force 'configure's to be done one at a time, to avoid problems
2771 # with contention over a shared config.cache.
2773 echo '# serdep.tmp' > serdep.tmp
2775 test "x${enable_serial_build_configure}" = xyes &&
2776 for item in ${build_configdirs} ; do
2779 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2784 test "x${enable_serial_host_configure}" = xyes &&
2785 for item in ${configdirs} ; do
2788 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2793 test "x${enable_serial_target_configure}" = xyes &&
2794 for item in ${target_configdirs} ; do
2797 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2801 serialization_dependencies=serdep.tmp
2802 AC_SUBST_FILE(serialization_dependencies)
2804 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2805 # target, nonopt, and variable assignments. These are the ones we
2806 # might not want to pass down to subconfigures. The exception being
2807 # --cache-file=/dev/null, which is used to turn off the use of cache
2808 # files altogether, and which should be passed on to subconfigures.
2809 # Also strip program-prefix, program-suffix, and program-transform-name,
2810 # so that we can pass down a consistent program-transform-name.
2814 eval "set -- $ac_configure_args"
2817 if test X"$skip_next" = X"yes"; then
2821 if test X"$keep_next" = X"yes"; then
2824 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2826 baseargs="$baseargs '$ac_arg'"
2831 # Handle separated arguments. Based on the logic generated by
2834 *=* | --config-cache | -C | -disable-* | --disable-* \
2835 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2836 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2837 | -with-* | --with-* | -without-* | --without-* | --x)
2849 --cache-file=/dev/null | \
2850 -cache-file=/dev/null )
2851 # Handled here to avoid the test to skip args below.
2852 baseargs="$baseargs '$ac_arg'"
2853 # Assert: $separate_arg should always be no.
2854 keep_next=$separate_arg
2870 -program-prefix* | \
2871 -program-suffix* | \
2872 -program-transform-name* )
2873 skip_next=$separate_arg
2877 # An option. Add it.
2880 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2882 baseargs="$baseargs '$ac_arg'"
2883 keep_next=$separate_arg
2886 # Either a variable assignment, or a nonopt (triplet). Don't
2887 # pass it down; let the Makefile handle this.
2892 # Remove the initial space we just introduced and, as these will be
2893 # expanded by make, quote '$'.
2894 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2896 # Add in --program-transform-name, after --program-prefix and
2897 # --program-suffix have been applied to it. Autoconf has already
2898 # doubled dollar signs and backslashes in program_transform_name; we want
2899 # the backslashes un-doubled, and then the entire thing wrapped in single
2900 # quotes, because this will be expanded first by make and then by the shell.
2901 # Also, because we want to override the logic in subdir configure scripts to
2902 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2903 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2904 ${program_transform_name}
2906 gcc_transform_name=`cat conftestsed.out`
2907 rm -f conftestsed.out
2908 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2909 if test "$silent" = yes; then
2910 baseargs="$baseargs --silent"
2912 baseargs="$baseargs --disable-option-checking"
2914 # Record and document user additions to sub configure arguments.
2915 AC_ARG_VAR([build_configargs],
2916 [additional configure arguments for build directories])
2917 AC_ARG_VAR([host_configargs],
2918 [additional configure arguments for host directories])
2919 AC_ARG_VAR([target_configargs],
2920 [additional configure arguments for target directories])
2922 # For the build-side libraries, we just need to pretend we're native,
2923 # and not use the same cache file. Multilibs are neither needed nor
2925 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2927 # For host modules, accept cache file option, or specification as blank.
2928 case "${cache_file}" in
2930 cache_file_option="" ;;
2931 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2932 cache_file_option="--cache-file=${cache_file}" ;;
2934 cache_file_option="--cache-file=../${cache_file}" ;;
2937 # Host dirs don't like to share a cache file either, horribly enough.
2938 # This seems to be due to autoconf 2.5x stupidity.
2939 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
2941 target_configargs="$target_configargs ${baseargs}"
2943 # Passing a --with-cross-host argument lets the target libraries know
2944 # whether they are being built with a cross-compiler or being built
2945 # native. However, it would be better to use other mechanisms to make the
2946 # sorts of decisions they want to make on this basis. Please consider
2947 # this option to be deprecated. FIXME.
2948 if test x${is_cross_compiler} = xyes ; then
2949 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2952 # Default to --enable-multilib.
2953 if test x${enable_multilib} = x ; then
2954 target_configargs="--enable-multilib ${target_configargs}"
2957 # Pass --with-newlib if appropriate. Note that target_configdirs has
2958 # changed from the earlier setting of with_newlib.
2959 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2960 target_configargs="--with-newlib ${target_configargs}"
2963 # Different target subdirs use different values of certain variables
2964 # (notably CXX). Worse, multilibs use *lots* of different values.
2965 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2966 # it doesn't automatically accept command-line overrides of them.
2967 # This means it's not safe for target subdirs to share a cache file,
2968 # which is disgusting, but there you have it. Hopefully this can be
2969 # fixed in future. It's still worthwhile to use a cache file for each
2970 # directory. I think.
2972 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2973 # We need to pass --target, as newer autoconf's requires consistency
2974 # for target_alias and gcc doesn't manage it consistently.
2975 target_configargs="--cache-file=./config.cache ${target_configargs}"
2978 case " $target_configdirs " in
2980 case " $target_configargs " in
2981 *" --with-newlib "*)
2984 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 $$s/winsup/w32api/include'
2988 # If we're not building GCC, don't discard standard headers.
2989 if test -d ${srcdir}/gcc; then
2990 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2992 if test "${build}" != "${host}"; then
2993 # On Canadian crosses, CC_FOR_TARGET will have already been set
2994 # by `configure', so we won't have an opportunity to add -Bgcc/
2995 # to it. This is right: we don't want to search that directory
2996 # for binaries, but we want the header files in there, so add
2998 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
3000 # Someone might think of using the pre-installed headers on
3001 # Canadian crosses, in case the installed compiler is not fully
3002 # compatible with the compiler being built. In this case, it
3003 # would be better to flag an error than risking having
3004 # incompatible object files being constructed. We can't
3005 # guarantee that an error will be flagged, but let's hope the
3006 # compiler will do it, when presented with incompatible header
3011 case "${target}-${is_cross_compiler}" in
3012 i[[3456789]]86-*-linux*-no)
3013 # Here host == target, so we don't need to build gcc,
3014 # so we don't want to discard standard headers.
3015 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3018 # If we're building newlib, use its generic headers last, but search
3019 # for any libc-related directories first (so make it the last -B
3021 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3023 # If we're building libgloss, find the startup file, simulator library
3024 # and linker script.
3025 case " $target_configdirs " in
3027 # Look for startup file, simulator library and maybe linker script.
3028 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3029 # Look for libnosys.a in case the target needs it.
3030 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3031 # Most targets have the linker script in the source directory.
3032 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3043 x86_64-*mingw* | *-w64-mingw*)
3044 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3045 # however, use a symlink named 'mingw' in ${prefix} .
3046 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3049 # MinGW can't be handled as Cygwin above since it does not use newlib.
3050 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3054 # Allow the user to override the flags for
3055 # our build compiler if desired.
3056 if test x"${build}" = x"${host}" ; then
3057 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3058 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3059 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3062 # On Canadian crosses, we'll be searching the right directories for
3063 # the previously-installed cross compiler, so don't bother to add
3064 # flags for directories within the install tree of the compiler
3065 # being built; programs in there won't even run.
3066 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3067 # Search for pre-installed headers if nothing else fits.
3068 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3071 if test "x${use_gnu_ld}" = x &&
3072 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3073 # Arrange for us to find uninstalled linker scripts.
3074 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3077 # Search for other target-specific linker scripts and such.
3080 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3084 # Makefile fragments.
3085 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3087 eval fragval=\$$frag
3088 if test $fragval != /dev/null; then
3089 eval $frag=${srcdir}/$fragval
3092 AC_SUBST_FILE(host_makefile_frag)
3093 AC_SUBST_FILE(target_makefile_frag)
3094 AC_SUBST_FILE(alphaieee_frag)
3095 AC_SUBST_FILE(ospace_frag)
3097 # Miscellanea: directories, flags, etc.
3098 AC_SUBST(RPATH_ENVVAR)
3099 AC_SUBST(GCC_SHLIB_SUBDIR)
3101 AC_SUBST(build_tooldir)
3102 AC_SUBST(CONFIGURE_GDB_TK)
3104 AC_SUBST(INSTALL_GDB_TK)
3106 # Build module lists & subconfigure args.
3107 AC_SUBST(build_configargs)
3108 AC_SUBST(build_configdirs)
3110 # Host module lists & subconfigure args.
3111 AC_SUBST(host_configargs)
3112 AC_SUBST(configdirs)
3113 AC_SUBST(target_configdirs)
3115 # Target module lists & subconfigure args.
3116 AC_SUBST(target_configargs)
3120 AC_SUBST(AR_FOR_BUILD)
3121 AC_SUBST(AS_FOR_BUILD)
3122 AC_SUBST(CC_FOR_BUILD)
3123 AC_SUBST(CFLAGS_FOR_BUILD)
3124 AC_SUBST(CXXFLAGS_FOR_BUILD)
3125 AC_SUBST(CXX_FOR_BUILD)
3126 AC_SUBST(DLLTOOL_FOR_BUILD)
3127 AC_SUBST(GCJ_FOR_BUILD)
3128 AC_SUBST(GFORTRAN_FOR_BUILD)
3129 AC_SUBST(GOC_FOR_BUILD)
3130 AC_SUBST(LDFLAGS_FOR_BUILD)
3131 AC_SUBST(LD_FOR_BUILD)
3132 AC_SUBST(NM_FOR_BUILD)
3133 AC_SUBST(RANLIB_FOR_BUILD)
3134 AC_SUBST(WINDMC_FOR_BUILD)
3135 AC_SUBST(WINDRES_FOR_BUILD)
3136 AC_SUBST(config_shell)
3138 # Generate default definitions for YACC, M4, LEX and other programs that run
3139 # on the build machine. These are used if the Makefile can't locate these
3140 # programs in objdir.
3141 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3143 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3144 case " $build_configdirs " in
3145 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3146 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3149 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3150 case " $build_configdirs " in
3151 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3154 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3155 case " $build_configdirs " in
3156 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3159 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3160 case " $build_configdirs " in
3161 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3162 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3165 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3166 case " $build_configdirs " in
3167 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3170 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3171 case " $build_configdirs " in
3172 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3175 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3176 # higher, else we use the "missing" dummy.
3177 if ${MAKEINFO} --version \
3178 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3181 MAKEINFO="$MISSING makeinfo"
3187 # FIXME: expect and dejagnu may become build tools?
3189 AC_CHECK_PROGS(EXPECT, expect, expect)
3190 case " $configdirs " in
3192 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3196 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3197 case " $configdirs " in
3199 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3205 NCN_STRICT_CHECK_TOOLS(AR, ar)
3206 NCN_STRICT_CHECK_TOOLS(AS, as)
3207 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3208 NCN_STRICT_CHECK_TOOLS(LD, ld)
3209 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3210 NCN_STRICT_CHECK_TOOLS(NM, nm)
3211 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3212 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3213 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3214 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3215 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3216 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3223 AC_ARG_WITH([build-time-tools],
3224 [ --with-build-time-tools=PATH
3225 use given path to find target tools during the build],
3226 [case x"$withval" in
3229 with_build_time_tools=
3230 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3233 [with_build_time_tools=])
3235 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3236 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3237 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3238 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3239 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3240 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3242 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3243 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3244 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3245 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3246 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3247 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3248 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3249 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3250 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3251 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3252 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3254 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3256 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3257 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3258 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3259 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3260 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3261 [gcc/g++ -B$$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],
3263 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3264 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3266 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3267 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3268 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3269 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3270 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3271 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3272 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3273 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3274 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3275 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3276 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3277 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3278 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3279 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3280 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3281 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3283 AC_SUBST(FLAGS_FOR_TARGET)
3284 AC_SUBST(RAW_CXX_FOR_TARGET)
3286 # Certain tools may need extra flags.
3287 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3288 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3289 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3291 # When building target libraries, except in a Canadian cross, we use
3292 # the same toolchain as the compiler we just built.
3293 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3294 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3295 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3296 if test $host = $build; then
3297 case " $configdirs " in
3299 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3300 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3301 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3306 AC_SUBST(COMPILER_AS_FOR_TARGET)
3307 AC_SUBST(COMPILER_LD_FOR_TARGET)
3308 AC_SUBST(COMPILER_NM_FOR_TARGET)
3310 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3311 AC_ARG_ENABLE(maintainer-mode,
3312 [ --enable-maintainer-mode enable make rules and dependencies not useful
3313 (and sometimes confusing) to the casual installer],
3314 USE_MAINTAINER_MODE=$enableval,
3315 USE_MAINTAINER_MODE=no)
3316 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3317 AC_SUBST(MAINTAINER_MODE_TRUE)
3318 AC_SUBST(MAINTAINER_MODE_FALSE)
3319 if test "$USE_MAINTAINER_MODE" = yes; then
3320 MAINTAINER_MODE_TRUE=
3321 MAINTAINER_MODE_FALSE='#'
3323 MAINTAINER_MODE_TRUE='#'
3324 MAINTAINER_MODE_FALSE=
3326 MAINT=$MAINTAINER_MODE_TRUE
3329 # ---------------------
3330 # GCC bootstrap support
3331 # ---------------------
3333 # Stage specific cflags for build.
3338 yes) stage1_cflags="-g -Wa,-J" ;;
3339 *) stage1_cflags="-g -J" ;;
3343 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3344 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3345 saved_CFLAGS="$CFLAGS"
3347 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3348 CFLAGS="$CFLAGS -fkeep-inline-functions"
3349 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3351 #if (__GNUC__ < 3) \
3352 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3353 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3354 #error http://gcc.gnu.org/PR29382
3357 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3358 [AC_MSG_RESULT([no])])
3360 CFLAGS="$saved_CFLAGS"
3363 AC_SUBST(stage1_cflags)
3365 # Enable --enable-checking in stage1 of the compiler.
3366 AC_ARG_ENABLE(stage1-checking,
3367 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3369 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3370 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3371 stage1_checking=--enable-checking=yes,types
3373 stage1_checking=--enable-checking=$enable_checking,types
3375 AC_SUBST(stage1_checking)
3377 # Enable -Werror in bootstrap stage2 and later.
3378 AC_ARG_ENABLE(werror,
3379 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3380 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3385 case ${enable_werror} in
3386 yes) stage2_werror_flag="--enable-werror-always" ;;
3387 *) stage2_werror_flag="" ;;
3389 AC_SUBST(stage2_werror_flag)
3391 # Specify what files to not compare during bootstrap.
3393 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3395 hppa*64*-*-hpux*) ;;
3396 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3398 case " $configdirs " in
3399 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3401 AC_SUBST(compare_exclusions)
3403 AC_CONFIG_FILES([Makefile],
3404 [sed "$extrasub_build" Makefile |
3405 sed "$extrasub_host" |
3406 sed "$extrasub_target" > mf$$
3407 mv -f mf$$ Makefile],
3408 [extrasub_build="$extrasub_build"
3409 extrasub_host="$extrasub_host"
3410 extrasub_target="$extrasub_target"])