1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
2 # 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
4 # This file is free software; you can redistribute it and/or modify it
5 # under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful, but
10 # WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 ##############################################################################
19 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21 sinclude(config/acx.m4)
23 AC_INIT(move-if-change)
28 # Get 'install' or 'install-sh' and its variants.
33 ### we might need to use some other shell than /bin/sh for running subshells
34 ### If we are on Windows, search for the shell. This will permit people
35 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
36 ### without also having to set CONFIG_SHELL. This code will work when
37 ### using bash, which sets OSTYPE.
40 if test x${CONFIG_SHELL} = x ; then
41 if test ! -f /bin/sh ; then
42 if test x${SHELL} != x && test -f ${SHELL} ; then
46 for prog in sh sh.exe bash bash.exe; do
47 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
49 test -z "$dir" && dir=.
50 if test -f $dir/$prog; then
51 CONFIG_SHELL=$dir/$prog
57 test -n "${CONFIG_SHELL}" && break
65 config_shell=${CONFIG_SHELL-/bin/sh}
68 # if PWD already has a value, it is probably wrong.
69 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
71 # Export original configure arguments for use by sub-configures. These
72 # will be expanded by make, so quote '$'.
74 sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
77 TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
79 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
81 moveifchange=${srcdir}/move-if-change
83 # Set srcdir to "." if that's what it is.
84 # This is important for multilib support.
86 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
87 if test "${pwd}" = "${srcpwd}" ; then
94 # Define the trigger file to make sure configure will re-run whenever
95 # the gcc version number changes.
96 if test "${with_gcc_version_trigger+set}" = set ; then
97 gcc_version_trigger="$with_gcc_version_trigger"
98 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
100 # If gcc's sources are available, define the trigger file.
101 if test -f ${topsrcdir}/gcc/version.c ; then
102 gcc_version_trigger=${topsrcdir}/gcc/version.c
103 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
104 case "$ac_configure_args" in
105 *--with-gcc-version-trigger=$gcc_version_trigger* )
108 # Add to all subconfigure arguments: build, host, and target.
109 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
115 ### To add a new directory to the tree, first choose whether it is a target
116 ### or a host dependent tool. Then put it into the appropriate list
117 ### (library or tools, host or target), doing a dependency sort.
119 # Subdirs will be configured in the order listed in build_configdirs,
120 # configdirs, or target_configdirs; see the serialization section below.
122 # Dependency sorting is only needed when *configuration* must be done in
123 # a particular order. In all cases a dependency should be specified in
124 # the Makefile, whether or not it's implicitly specified here.
126 # Double entries in build_configdirs, configdirs, or target_configdirs may
127 # cause circular dependencies and break everything horribly.
129 # these libraries are used by various programs built for the host environment
131 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib libbanshee libcpp"
133 # these tools are built for the host environment
134 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
135 # know that we are building the simulator.
136 # binutils, gas and ld appear in that order because it makes sense to run
137 # "make check" in that particular order.
138 host_tools="texinfo byacc flex bison binutils gas ld gcc 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"
140 # libgcj represents the runtime libraries only used by gcj.
141 libgcj="target-libffi \
147 # these libraries are built for the target environment, and are built after
148 # the host libraries and the host tools (which may be a cross compiler)
150 target_libraries="target-libiberty \
153 target-libstdc++-v3 \
160 # these tools are built using the target libraries, and are intended to
161 # run only in the target environment
163 # note: any program that *uses* libraries that are in the "target_libraries"
164 # list belongs in this list. those programs are also very likely
165 # candidates for the "native_only" list which follows
167 target_tools="target-examples target-groff target-gperf target-rda"
169 ################################################################################
171 ## All tools belong in one of the four categories, and are assigned above
172 ## We assign ${configdirs} this way to remove all embedded newlines. This
173 ## is important because configure will choke if they ever get through.
174 ## ${configdirs} is directories we build using the host tools.
175 ## ${target_configdirs} is directories we build using the target tools.
177 configdirs=`echo ${host_libs} ${host_tools}`
178 target_configdirs=`echo ${target_libraries} ${target_tools}`
180 # Only make build modules if build != host.
181 # This should be done more generally, but at the moment it doesn't matter.
182 if test ${host_alias} != ${build_alias} ; then
183 # This is the only build module.
184 build_modules=libiberty
190 ################################################################################
192 srcname="gnu development package"
194 # This gets set non-empty for some net releases of packages.
197 # Define is_cross_compiler to save on calls to 'test'.
199 if test x"${host}" = x"${target}" ; then
202 is_cross_compiler=yes
205 # Find the build and target subdir names.
208 # Skipdirs are removed silently.
210 # Noconfigdirs are removed loudly.
214 # Make sure we don't let GNU ld be added if we didn't want it.
215 if test x$with_gnu_ld = xno ; then
217 noconfigdirs="$noconfigdirs ld"
221 # Make sure we don't let GNU as be added if we didn't want it.
222 if test x$with_gnu_as = xno ; then
224 noconfigdirs="$noconfigdirs gas"
227 # some tools are so dependent upon X11 that if we're not building with X,
228 # it's not even worth trying to configure, much less build, that tool.
231 yes | "") ;; # the default value for this tree is that X11 is available
233 skipdirs="${skipdirs} tk tix itcl libgui"
234 # We won't be able to build gdbtk without X.
237 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
240 # Some tools are only suitable for building in a "native" situation.
241 # Remove these if host!=target.
242 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
244 # Similarly, some are only suitable for cross toolchains.
245 # Remove these if host=target.
246 cross_only="target-libgloss target-newlib target-opcodes"
248 case $is_cross_compiler in
249 no) skipdirs="${skipdirs} ${cross_only}" ;;
250 yes) skipdirs="${skipdirs} ${native_only}" ;;
253 # If both --with-headers and --with-libs are specified, default to
255 if test x"${with_headers}" != x && test x"${with_headers} != xno \
256 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
257 if test x"${with_newlib}" = x ; then
262 # Recognize --with-newlib/--without-newlib.
263 case ${with_newlib} in
264 no) skipdirs="${skipdirs} target-newlib" ;;
265 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
268 # Configure extra directories which are host specific
272 configdirs="$configdirs libtermcap" ;;
275 # Remove more programs from consideration, based on the host or
276 # target this usually means that a port of the program doesn't
281 noconfigdirs="$noconfigdirs byacc"
283 i[[3456789]]86-*-vsta)
284 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
286 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
287 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
289 i[[3456789]]86-*-mingw32*)
290 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
291 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
293 i[[3456789]]86-*-beos*)
294 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
297 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
300 noconfigdirs="$noconfigdirs rcs"
303 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
306 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
309 noconfigdirs="$noconfigdirs tk itcl tix libgui"
313 AC_ARG_WITH(libbanshee,
314 [ --without-libbanshee Don't build with libbanshee])
315 case ${with_libbanshee} in
317 noconfigdirs="$noconfigdirs libbanshee" ;;
322 AC_MSG_ERROR([--with-libbanshee can only be empty, "yes" or "no" (empty defaults to "yes".])
325 AC_ARG_ENABLE(libada,
326 [ --enable-libada Builds libada directory],
327 ENABLE_LIBADA=$enableval,
329 if test "${ENABLE_LIBADA}" != "yes" ; then
330 noconfigdirs="$noconfigdirs target-libada"
333 # Save it here so that, even in case of --enable-libgcj, if the Java
334 # front-end isn't enabled, we still get libgcj disabled.
336 case $enable_libgcj in
338 # If we reset it here, it won't get added to noconfigdirs in the
339 # target-specific build rules, so it will be forcibly enabled
340 # (unless the Java language itself isn't enabled).
344 # Make sure we get it printed in the list of not supported target libs.
345 noconfigdirs="$noconfigdirs ${libgcj}"
350 # Allow --disable-libmudflap to exclude target-libmudflap
351 case $enable_libmudflap in
353 # By default it's enabled
356 noconfigdirs="$noconfigdirs target-libmudflap"
363 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
366 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
367 noconfigdirs="$noconfigdirs target-libobjc"
370 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
371 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
373 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
374 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
376 *-*-freebsd* | *-*-kfreebsd*-gnu)
377 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
378 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
379 && test -f /usr/local/include/gmp.h; then
383 # Skip some stuff that's unsupported on some FreeBSD configurations.
388 noconfigdirs="$noconfigdirs ${libgcj}"
393 # Remove unsupported stuff on all kaOS configurations.
394 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
395 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
396 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
397 noconfigdirs="$noconfigdirs target-libgloss"
400 # Skip some stuff on all NetBSD configurations.
401 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
403 # Skip some stuff that's unsupported on some NetBSD configurations.
405 i*86-*-netbsdelf*) ;;
406 arm*-*-netbsdelf*) ;;
408 noconfigdirs="$noconfigdirs ${libgcj}"
413 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
416 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
419 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
422 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
425 # ld works, but does not support shared libraries.
426 # newlib is not 64 bit ready. I'm not sure about fileutils.
427 # gas doesn't generate exception information.
428 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
431 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
434 # newlib is not 64 bit ready
435 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
438 # newlib is not 64 bit ready
439 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
442 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
445 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
447 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
448 noconfigdirs="$noconfigdirs ${libgcj}"
449 noconfigdirs="$noconfigdirs target-examples"
450 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
451 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
452 noconfigdirs="$noconfigdirs expect dejagnu"
453 # the C++ libraries don't build on top of CE's C libraries
454 noconfigdirs="$noconfigdirs target-libstdc++-v3"
455 noconfigdirs="$noconfigdirs target-newlib"
457 *-*-cygwin*) ;; # keep gdb and readline
458 *) noconfigdirs="$noconfigdirs gdb readline"
463 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
465 arm-*-coff | strongarm-*-coff | xscale-*-coff)
466 noconfigdirs="$noconfigdirs ${libgcj}"
468 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
469 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
472 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
475 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
478 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
481 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
484 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
487 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
490 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
493 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
496 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
498 c54x*-*-* | tic54x-*-*)
499 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
502 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
505 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
508 noconfigdirs="$noconfigdirs ${libgcj} gdb"
511 noconfigdirs="$noconfigdirs ${libgcj} gdb"
514 noconfigdirs="$noconfigdirs ${libgcj}"
517 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
520 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
522 hppa*64*-*-linux* | parisc*64*-*-linux*)
523 # In this case, it's because the hppa64-linux target is for
524 # the kernel only at this point and has no libc, and thus no
525 # headers, crt*.o, etc., all of which are needed by these.
526 noconfigdirs="$noconfigdirs target-zlib"
529 parisc*-*-linux* | hppa*-*-linux* | \
533 noconfigdirs="$noconfigdirs ${libgcj}"
534 # Do configure ld/binutils/gas for this case.
537 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
538 # build on HP-UX 10.20.
539 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
542 noconfigdirs="$noconfigdirs ${libgcj} gdb"
545 # No gdb support yet.
546 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
549 # No gdb or ld support yet.
550 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
552 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
553 noconfigdirs="$noconfigdirs ${libgcj}"
555 i[[3456789]]86-*-linux*)
556 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
557 # not build java stuff by default.
560 noconfigdirs="$noconfigdirs ${libgcj}";;
563 # This section makes it possible to build newlib natively on linux.
564 # If we are using a cross compiler then don't configure newlib.
565 if test x${is_cross_compiler} != xno ; then
566 noconfigdirs="$noconfigdirs target-newlib"
568 noconfigdirs="$noconfigdirs target-libgloss"
569 # If we are not using a cross compiler, do configure newlib.
570 # Note however, that newlib will only be configured in this situation
571 # if the --with-newlib option has been given, because otherwise
572 # 'target-newlib' will appear in skipdirs.
574 i[[3456789]]86-*-mingw32*)
575 target_configdirs="$target_configdirs target-mingw"
576 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
578 # Can't build gdb for mingw32 if not native.
580 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
581 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
586 target_configdirs="$target_configdirs target-libtermcap target-winsup"
587 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
588 # always build newlib.
589 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
591 # Can't build gdb for Cygwin if not native.
593 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
594 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
599 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
601 i[[3456789]]86-*-sco3.2v5*)
602 # The linker does not yet know about weak symbols in COFF,
603 # and is not configured to handle mixed ELF and COFF.
604 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
606 i[[3456789]]86-*-sco*)
607 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
609 i[[3456789]]86-*-solaris2*)
610 noconfigdirs="$noconfigdirs target-libgloss"
612 i[[3456789]]86-*-sysv4*)
613 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
615 i[[3456789]]86-*-beos*)
616 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
619 noconfigdirs="$noconfigdirs ${libgcj}"
621 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
622 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
625 noconfigdirs="$noconfigdirs ${libgcj}"
628 noconfigdirs="$noconfigdirs ${libgcj}"
631 # The EPOC C++ environment does not support exceptions or rtti,
632 # and so building libstdc++-v3 tends not to always work.
633 noconfigdirs="$noconfigdirs target-libstdc++-v3"
636 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
639 noconfigdirs="$noconfigdirs ${libgcj}"
642 noconfigdirs="$noconfigdirs ${libgcj}"
645 # copied from rs6000-*-* entry
646 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
648 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
649 target_configdirs="$target_configdirs target-winsup"
650 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
651 # always build newlib.
652 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
654 # This is temporary until we can link against shared libraries
655 powerpcle-*-solaris*)
656 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
659 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
662 noconfigdirs="$noconfigdirs ${libgcj}"
665 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
668 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
671 noconfigdirs="$noconfigdirs gprof ${libgcj}"
674 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
677 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
680 # Linking libjava exceeds command-line length limits on at least
681 # IRIX 6.2, but not on IRIX 6.5.
682 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
683 # <oldham@codesourcery.com>
684 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
687 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
690 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
693 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
696 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
699 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
702 noconfigdirs="$noconfigdirs gprof ${libgcj}"
705 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
709 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
710 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
711 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
712 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
714 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
717 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
720 noconfigdirs="$noconfigdirs ${libgcj}"
723 noconfigdirs="$noconfigdirs ${libgcj}"
726 noconfigdirs="$noconfigdirs ${libgcj}"
729 noconfigdirs="$noconfigdirs ${libgcj}"
730 if test x${is_cross_compiler} != xno ; then
731 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
736 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
739 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
742 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
745 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
748 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
751 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
754 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
757 noconfigdirs="$noconfigdirs ${libgcj}"
760 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
763 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
766 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
769 noconfigdirs="$noconfigdirs ${libgcj}"
773 # If we aren't building newlib, then don't build libgloss, since libgloss
774 # depends upon some newlib header files.
775 case "${noconfigdirs}" in
776 *target-libgloss*) ;;
777 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
780 # Work in distributions that contain no compiler tools, like Autoconf.
782 host_makefile_frag=/dev/null
783 if test -d ${srcdir}/config ; then
786 # Avoid "too much defining" errors from HPUX compiler.
787 tentative_cc="cc -Wp,-H256000"
788 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
789 # If it's HP/UX ar, this should be harmless.
793 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
796 #None of the Apollo compilers can compile gas or binutils. The preprocessor
797 # chokes on bfd, the compiler won't let you assign integers to enums, and
798 # other problems. Defining CC to gcc is a questionable way to say "don't use
799 # the apollo compiler" (the preferred version of GCC could be called cc,
800 # or whatever), but I'm not sure leaving CC as cc is any better...
801 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
802 # Used to have BISON=yacc.
806 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
809 # Under CX/UX, we want to tell the compiler to use ANSI mode.
810 tentative_cc="cc -Xa"
811 host_makefile_frag="config/mh-cxux"
816 tentative_cc="cc -Wf,-XNg1000"
817 host_makefile_frag="config/mh-decstation"
820 # The C compiler on NEC MIPS SVR4 needs bigger tables.
821 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
822 host_makefile_frag="config/mh-necv4"
825 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
826 # environment. Also bump switch table size so that cp-parse will
827 # compile. Bump string length limit so linker builds.
828 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
831 host_makefile_frag="config/mh-sysv4"
834 # This is for a MIPS running RISC/os 4.52C.
836 # This is needed for GDB, but needs to be in the top-level make because
837 # if a library is compiled with the bsd headers and gets linked with the
838 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
840 # ptrace(2) apparently has problems in the BSD environment. No workaround is
841 # known except to select the sysv environment. Could we use /proc instead?
842 # These "sysv environments" and "bsd environments" often end up being a pain.
844 # This is not part of CFLAGS because perhaps not all C compilers have this
846 tentative_cc="cc -systype sysv"
851 i[[3456789]]86-*-sysv5*)
852 host_makefile_frag="config/mh-sysv5"
854 i[[3456789]]86-*-dgux*)
855 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
856 host_makefile_frag="config/mh-dgux386"
858 i[[3456789]]86-ncr-sysv4.3*)
859 # The MetaWare compiler will generate a copyright message unless you
860 # turn it off by adding the -Hnocopyr flag.
861 tentative_cc="cc -Hnocopyr"
863 i[[3456789]]86-ncr-sysv4*)
864 # for an NCR 3000 (i486/SVR4) system.
865 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
866 # This compiler not only emits obnoxious copyright messages every time
867 # you run it, but it chokes and dies on a whole bunch of GNU source
868 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
869 tentative_cc="/usr/ccs/ATT/cc"
870 host_makefile_frag="config/mh-ncr3000"
872 i[[3456789]]86-*-sco3.2v5*)
874 i[[3456789]]86-*-sco*)
875 # The native C compiler botches some simple uses of const. Unfortunately,
876 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
877 tentative_cc="cc -Dconst="
878 host_makefile_frag="config/mh-sco"
880 i[[3456789]]86-*-udk*)
881 host_makefile_frag="config/mh-sysv5"
883 i[[3456789]]86-*-solaris2*)
884 host_makefile_frag="config/mh-sysv4"
886 i[[3456789]]86-*-msdosdjgpp*)
887 host_makefile_frag="config/mh-djgpp"
890 host_makefile_frag="config/mh-cygwin"
893 host_makefile_frag="config/mh-mingw32"
896 host_makefile_frag="config/mh-interix"
899 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
903 host_makefile_frag="config/mh-solaris"
906 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
907 # without overflowing the jump tables (-J says to use a 32 bit table)
911 tentative_cc="cc -Wp,-H256000"
914 tentative_cc="cc -Wp,-H256000"
917 # /bin/cc is less than useful for our purposes. Always use GCC
918 tentative_cc="/usr/cygnus/progressive/bin/gcc"
919 host_makefile_frag="config/mh-lynxrs6k"
922 # /bin/cc is less than useful for our purposes. Always use GCC
923 tentative_cc="/bin/gcc"
926 host_makefile_frag="config/mh-sysv4"
931 # If we aren't going to be using gcc, see if we can extract a definition
932 # of CC from the fragment.
933 # Actually, use the 'pre-extracted' version above.
934 if test -z "${CC}" && test "${build}" = "${host}" ; then
935 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
938 test -z "$dir" && dir=.
939 if test -f $dir/gcc; then
945 if test -z "${found}" && test -n "${tentative_cc}" ; then
950 if test "${build}" != "${host}" ; then
951 # If we are doing a Canadian Cross, in which the host and build systems
952 # are not the same, we set reasonable default values for the tools.
955 CC=${CC-${host_alias}-gcc}
956 CFLAGS=${CFLAGS-"-g -O2"}
957 CXX=${CXX-${host_alias}-c++}
958 CXXFLAGS=${CXXFLAGS-"-g -O2"}
959 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
960 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
961 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
962 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
963 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
964 BUILD_PREFIX=${build_alias}-
965 BUILD_PREFIX_1=${build_alias}-
966 MAKEINFO=${MAKEINFO-makeinfo}
968 if test -z "${YACC}" ; then
969 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
971 test -z "$dir" && dir=.
972 if test -f $dir/bison; then
976 if test -f $dir/byacc; then
980 if test -f $dir/yacc; then
986 if test -z "${YACC}" ; then
991 if test -z "${LEX}" ; then
992 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
994 test -z "$dir" && dir=.
995 if test -f $dir/flex; then
999 if test -f $dir/lex; then
1009 # Set reasonable default values for some tools even if not Canadian.
1010 # Of course, these are different reasonable default values, originally
1011 # specified directly in the Makefile.
1012 # We don't export, so that autoconf can do its job.
1013 # Note that all these settings are above the fragment inclusion point
1014 # in Makefile.in, so can still be overridden by fragments.
1015 # This is all going to change when we autoconfiscate...
1017 BISON="\$(USUAL_BISON)"
1018 CC_FOR_BUILD="\$(CC)"
1019 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1021 BUILD_PREFIX_1=loser-
1022 MAKEINFO="\$(USUAL_MAKEINFO)"
1024 YACC="\$(USUAL_YACC)"
1026 # If CC is still not set, try to get gcc.
1028 if test -z "${CC}" ; then
1029 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1030 for dir in $PATH; do
1031 test -z "$dir" && dir=.
1032 if test -f $dir/gcc; then
1035 echo 'void f(){}' > conftest.c
1036 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1037 CFLAGS=${CFLAGS-"-g -O2"}
1038 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1040 CFLAGS=${CFLAGS-"-O2"}
1041 CXXFLAGS=${CXXFLAGS-"-O2"}
1050 # Determine if we are using gcc.
1051 cat > conftest.c <<EOF
1056 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1060 if test -z "${CFLAGS}"; then
1061 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1062 # is set to a version of gcc.
1063 if test "$cc_prog_is_gcc" = yes; then
1064 echo 'void f(){}' > conftest.c
1065 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1066 CFLAGS=${CFLAGS-"-g -O2"}
1067 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1069 CFLAGS=${CFLAGS-"-O2"}
1070 CXXFLAGS=${CXXFLAGS-"-O2"}
1077 # We must set the default linker to the linker used by gcc for the correct
1078 # operation of libtool. If LD is not defined and we are using gcc, try to
1079 # set the LD default to the ld used by gcc.
1080 if test -z "$LD"; then
1081 if test "$cc_prog_is_gcc" = yes; then
1084 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1086 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1088 case $gcc_prog_ld in
1089 # Accept absolute paths.
1090 [[\\/]* | [A-Za-z]:[\\/]*)]
1091 LD="$gcc_prog_ld" ;;
1097 CFLAGS=${CFLAGS-"-g"}
1098 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1102 ACX_PROG_CMP_IGNORE_INITIAL
1108 # Specify a location for gmp
1109 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1111 if test "x$with_gmp_dir" != x && test -f "$with_gmp_dir/gmp.h"; then
1112 gmpinc="-I$with_gmp_dir"
1113 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1114 gmplibs="$with_gmp_dir/.libs/libgmp.a"
1115 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1116 gmplibs="$with_gmp_dir/_libs/libgmp.a"
1118 # One of the later tests will catch the error if neither library is present.
1121 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1123 if test "x$with_gmp" != x && test -d "$with_gmp"; then
1124 gmplibs="-L$with_gmp/lib -lgmp"
1125 gmpinc="-I$with_gmp/include"
1128 # Use system gmp if nothing else specified
1129 if test "x$gmplibs" = x; then
1133 saved_CFLAGS="$CFLAGS"
1134 CFLAGS="$CFLAGS $gmpinc"
1135 # Check GMP actually works
1136 AC_MSG_CHECKING([for correct version of gmp.h])
1137 AC_TRY_COMPILE([#include "gmp.h"],[
1138 #if __GNU_MP_VERSION < 3
1141 ], [AC_MSG_RESULT([yes])],
1142 [AC_MSG_RESULT([no]); have_gmp=no])
1144 if test x"$have_gmp" = xyes; then
1145 AC_MSG_CHECKING([for mpf_init in -lgmp])
1148 LIBS="$LIBS $gmplibs"
1149 AC_TRY_LINK([#include <gmp.h>], [mpf_t n; mpf_init(n);],
1150 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1152 CFLAGS="$saved_CFLAGS"
1158 # By default, C is the only stage 1 language.
1160 AC_SUBST(stage1_languages)
1162 # Figure out what language subdirectories are present.
1163 # Look if the user specified --enable-languages="..."; if not, use
1164 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1166 # NB: embedded tabs in this IF block -- do not untabify
1167 if test -d ${srcdir}/gcc; then
1168 if test x"${enable_languages+set}" != xset; then
1169 if test x"${LANGUAGES+set}" = xset; then
1170 enable_languages="${LANGUAGES}"
1171 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1173 enable_languages=all
1176 if test x"${enable_languages}" = x ||
1177 test x"${enable_languages}" = xyes;
1179 echo configure.in: --enable-languages needs at least one language argument 1>&2
1183 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1185 # First scan to see if an enabled language requires some other language.
1186 # We assume that a given config-lang.in will list all the language
1187 # front ends it requires, even if some are required indirectly.
1188 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1189 case ${lang_frag} in
1191 # The odd quoting in the next line works around
1192 # an apparent bug in bash 1.12 on linux.
1193 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1195 # From the config-lang.in, get $language, $lang_requires
1199 for other in ${lang_requires} ; do
1200 case ,${enable_languages}, in
1204 echo " \`$other' language required by \`$language'; enabling" 1>&2
1205 enable_languages="${enable_languages},${other}"
1213 new_enable_languages=c
1214 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1216 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1217 case ${lang_frag} in
1219 # The odd quoting in the next line works around
1220 # an apparent bug in bash 1.12 on linux.
1221 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1223 # From the config-lang.in, get $language, $target_libs,
1224 # $lang_dirs, $boot_language, and $build_by_default
1232 # This is quite sensitive to the ordering of the case statement arms.
1233 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1235 echo "${lang_frag} doesn't set \$language." 1>&2
1239 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1242 *,${language},*:*:*:*)
1243 # Language was explicitly selected; include it.
1247 # 'all' was selected, but this is not a default language
1248 # so do not include it.
1252 # 'all' was selected and this is a default language; include it.
1260 # Disable language that need GMP if it isn't available.
1261 if test x"$need_gmp" = xyes && test x"$have_gmp" = xno; then
1265 case $add_this_lang in
1267 # Remove language-dependent dirs.
1268 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1271 new_enable_languages="$new_enable_languages,$language"
1272 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1273 case ${boot_language} in
1275 # Add to (comma-separated) list of stage 1 languages.
1276 stage1_languages="${stage1_languages},${language}"
1285 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1286 if test "x$missing_languages" != x; then
1288 The following requested languages were not found: ${missing_languages}])
1291 if test "x$new_enable_languages" != "x$enable_languages"; then
1292 echo The following languages will be built: ${new_enable_languages}
1294 enable_languages="$new_enable_languages"
1295 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1298 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
1299 # $target_configdirs.
1300 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1303 for dir in . $skipdirs $noconfigdirs ; do
1304 dirname=`echo $dir | sed -e s/target-//g`
1305 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1306 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1307 if test -r $srcdir/$dirname/configure ; then
1308 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1311 notsupp="$notsupp $dir"
1315 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1316 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1317 if test -r $srcdir/$dirname/configure ; then
1318 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1321 notsupp="$notsupp $dir"
1327 # Sometimes the tools are distributed with libiberty but with no other
1328 # libraries. In that case, we don't want to build target-libiberty.
1329 if test -n "${target_configdirs}" ; then
1331 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1332 if test "$i" != "libiberty" ; then
1333 if test -r $srcdir/$i/configure ; then
1339 if test -z "${others}" ; then
1344 # Quietly strip out all directories which aren't configurable in this tree.
1345 # This relies on all configurable subdirectories being autoconfiscated, which
1347 configdirs_all="$configdirs"
1349 for i in ${configdirs_all} ; do
1350 if test -f ${srcdir}/$i/configure ; then
1351 configdirs="${configdirs} $i"
1354 target_configdirs_all="$target_configdirs"
1356 for i in ${target_configdirs_all} ; do
1357 j=`echo $i | sed -e s/target-//g`
1358 if test -f ${srcdir}/$j/configure ; then
1359 target_configdirs="${target_configdirs} $i"
1363 # Produce a warning message for the subdirs we can't configure.
1364 # This isn't especially interesting in the Cygnus tree, but in the individual
1365 # FSF releases, it's important to let people know when their machine isn't
1366 # supported by the one or two programs in a package.
1368 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1369 # If $appdirs is non-empty, at least one of those directories must still
1370 # be configured, or we error out. (E.g., if the gas release supports a
1371 # specified target in some subdirs but not the gas subdir, we shouldn't
1372 # pretend that all is well.)
1373 if test -n "$appdirs" ; then
1374 for dir in $appdirs ; do
1375 if test -r $dir/Makefile.in ; then
1376 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1380 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1386 if test -n "$appdirs" ; then
1387 echo "*** This configuration is not supported by this package." 1>&2
1391 # Okay, some application will build, or we don't care to check. Still
1392 # notify of subdirs not getting built.
1393 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1394 echo " ${notsupp}" 1>&2
1395 echo " (Any other directories should still work fine.)" 1>&2
1405 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1406 # the named directory are copied to $(tooldir)/sys-include.
1407 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1408 if test x${is_cross_compiler} = xno ; then
1409 echo 1>&2 '***' --with-headers is only supported when cross compiling
1412 if test x"${with_headers}" != xyes ; then
1413 case "${exec_prefixoption}" in
1415 *) x=${exec_prefix} ;;
1417 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1421 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1422 # the name directories are copied to $(tooldir)/lib. Multiple directories
1424 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1425 if test x${is_cross_compiler} = xno ; then
1426 echo 1>&2 '***' --with-libs is only supported when cross compiling
1429 if test x"${with_libs}" != xyes ; then
1430 # Copy the libraries in reverse order, so that files in the first named
1431 # library override files in subsequent libraries.
1432 case "${exec_prefixoption}" in
1434 *) x=${exec_prefix} ;;
1436 for l in ${with_libs}; do
1437 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1442 # Handle ${copy_dirs}
1443 set fnord ${copy_dirs}
1445 while test $# != 0 ; do
1446 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1449 echo Copying $1 to $2
1451 # Use the install script to create the directory and all required
1452 # parent directories.
1453 if test -d $2 ; then
1457 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1460 # Copy the directory, assuming we have tar.
1461 # FIXME: Should we use B in the second tar? Not all systems support it.
1462 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1464 # It is the responsibility of the user to correctly adjust all
1465 # symlinks. If somebody can figure out how to handle them correctly
1466 # here, feel free to add the code.
1473 extra_arflags_for_target=
1474 extra_nmflags_for_target=
1475 extra_ranlibflags_for_target=
1476 target_makefile_frag=/dev/null
1478 i[[3456789]]86-*-netware*)
1479 target_makefile_frag="config/mt-netware"
1482 target_makefile_frag="config/mt-netware"
1485 target_makefile_frag="config/mt-linux"
1487 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1488 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1489 # commands to handle both 32-bit and 64-bit objects. These flags are
1490 # harmless if we're using GNU nm or ar.
1491 extra_arflags_for_target=" -X32_64"
1492 extra_nmflags_for_target=" -B -X32_64"
1495 # ranlib from Darwin requires the -c flag to look at common symbols.
1496 extra_ranlibflags_for_target=" -c"
1498 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1499 target_makefile_frag="config/mt-wince"
1503 alphaieee_frag=/dev/null
1506 # This just makes sure to use the -mieee option to build target libs.
1507 # This should probably be set individually by each library.
1508 alphaieee_frag="config/mt-alphaieee"
1512 # If --enable-target-optspace always use -Os instead of -O2 to build
1513 # the target libraries, similarly if it is not specified, use -Os
1514 # on selected platforms.
1515 ospace_frag=/dev/null
1516 case "${enable_target_optspace}:${target}" in
1518 ospace_frag="config/mt-ospace"
1521 ospace_frag="config/mt-d30v"
1523 :m32r-* | :d10v-* | :fr30-*)
1524 ospace_frag="config/mt-ospace"
1529 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1533 # Set with_gnu_as and with_gnu_ld as appropriate.
1535 # This is done by determining whether or not the appropriate directory
1536 # is available, and by checking whether or not specific configurations
1537 # have requested that this magic not happen.
1539 # The command line options always override the explicit settings in
1540 # configure.in, and the settings in configure.in override this magic.
1542 # If the default for a toolchain is to use GNU as and ld, and you don't
1543 # want to do that, then you should use the --without-gnu-as and
1544 # --without-gnu-ld options for the configure script.
1546 if test x${use_gnu_as} = x &&
1547 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1549 extra_host_args="$extra_host_args --with-gnu-as"
1552 if test x${use_gnu_ld} = x &&
1553 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1555 extra_host_args="$extra_host_args --with-gnu-ld"
1558 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1559 # can detect this case.
1561 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1563 extra_host_args="$extra_host_args --with-newlib"
1566 if test x${with_libbanshee} = xyes && echo " ${configdirs} " | grep " libbanshee " >/dev/null 2>&1; then
1567 extra_host_args="$extra_host_args --with-libbanshee"
1570 # Default to using --with-stabs for certain targets.
1571 if test x${with_stabs} = x ; then
1573 mips*-*-irix[[56]]*)
1575 mips*-*-* | alpha*-*-osf*)
1577 extra_host_args="${extra_host_args} --with-stabs"
1582 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1583 # them automatically.
1586 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1590 # Some systems (e.g., one of the i386-aix systems the gas testers are
1591 # using) don't handle "\$" correctly, so don't use it here.
1592 tooldir='${exec_prefix}'/${target_alias}
1593 build_tooldir=${tooldir}
1595 # Generate default definitions for YACC, M4, LEX. These are used if the
1596 # Makefile can't locate these programs in objdir.
1597 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1598 AC_CHECK_PROGS([DEFAULT_YACC], ['bison -y' byacc yacc], [$MISSING bison])
1599 AC_CHECK_PROGS([DEFAULT_M4], [gm4 gnum4 m4], [$MISSING m4])
1600 AC_CHECK_PROGS([DEFAULT_LEX], [flex lex], [$MISSING flex])
1602 # Create a .gdbinit file which runs the one in srcdir
1603 # and tells GDB to look there for source files.
1605 if test -r ${srcdir}/.gdbinit ; then
1608 *) cat > ./.gdbinit <<EOF
1612 source ${srcdir}/.gdbinit
1618 # Make sure that the compiler is able to generate an executable. If it
1619 # can't, we are probably in trouble. We don't care whether we can run the
1620 # executable--we might be using a cross compiler--we only care whether it
1621 # can be created. At this point the main configure script has set CC.
1623 echo "int main () { return 0; }" > conftest.c
1624 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1625 if test $? = 0 ; then
1626 if test -s conftest || test -s conftest.exe ; then
1632 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1633 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1640 # The Solaris /usr/ucb/cc compiler does not appear to work.
1642 sparc-sun-solaris2*)
1643 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1644 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1646 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1647 if test -d /opt/cygnus/bin ; then
1648 if test "$could_use" = "" ; then
1649 could_use="/opt/cygnus/bin"
1651 could_use="$could_use or /opt/cygnus/bin"
1654 if test "$could_use" = "" ; then
1655 echo "Warning: compilation may fail because you're using"
1656 echo "/usr/ucb/cc. You should change your PATH or CC "
1657 echo "variable and rerun configure."
1659 echo "Warning: compilation may fail because you're using"
1660 echo "/usr/ucb/cc, when you should use the C compiler from"
1661 echo "$could_use. You should change your"
1662 echo "PATH or CC variable and rerun configure."
1668 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1669 # binutils tools will find libbfd.so.
1670 case "${enable_shared}" in
1671 no | "") SET_LIB_PATH= ;;
1672 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1676 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1677 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1680 # Record target_configdirs and the configure arguments for target and
1681 # build configuration in Makefile.
1682 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1684 # This is the final value for target_configdirs. configdirs already
1685 # has its final value, as does build_modules. It's time to create some
1686 # lists of valid targets.
1689 configure_build_modules=
1690 for module in ${build_modules} ; do
1691 all_build_modules=all-build-${module}
1692 configure_build_modules=configure-build-${module}
1695 # Determine whether gdb needs tk/tcl or not.
1696 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1697 # and in that case we want gdb to be built without tk. Ugh!
1698 # In fact I believe gdb is the *only* package directly dependent on tk,
1699 # so we should be able to put the 'maybe's in unconditionally and
1700 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1701 # 100% sure that that's safe though.
1703 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1704 case "$enable_gdbtk" in
1708 GDB_TK="${gdb_tk}" ;;
1710 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1711 # distro. Eventually someone will fix this and move Insight, nee
1712 # gdbtk to a separate directory.
1713 if test -d ${srcdir}/gdb/gdbtk ; then
1721 # Strip out unwanted targets.
1723 # While at that, we remove Makefiles if we were started for recursive
1724 # configuration, so that the top-level Makefile reconfigures them,
1725 # like we used to do when configure itself was recursive.
1727 # Loop over modules. $extrasub must be used with care, limiting as
1728 # much as possible the usage of range addresses. That's because autoconf
1729 # splits the sed script to overcome limits in the number of commands,
1730 # and relying on carefully-timed sed passes may turn out to be very hard
1731 # to maintain later. In this particular case, you just have to be careful
1732 # not to nest @if/@endif pairs, because configure will not warn you at all.
1734 AC_ARG_ENABLE([bootstrap],
1735 [ --enable-bootstrap Enable bootstrapping [no]],,
1736 enable_bootstrap=no)
1737 if test -d ${srcdir}/gcc; then
1738 case "$host:$target:$enable_bootstrap" in
1739 $build:$build:yes | *:no) ;;
1740 *:yes) AC_MSG_ERROR([cannot bootstrap a cross-compiler]) ;;
1741 *) AC_MSG_ERROR([invalid option for --enable-bootstrap]) ;;
1744 if test $enable_bootstrap = yes; then
1745 AC_MSG_ERROR([cannot bootstrap without a compiler])
1749 case "$enable_bootstrap" in
1751 default_target=bootstrap
1752 bootstrap_suffix=bootstrap ;;
1755 bootstrap_suffix=no-bootstrap ;;
1757 AC_SUBST(default_target)
1759 for module in ${build_modules} ; do
1760 if test -z "${no_recursion}" \
1761 && test -f ${build_subdir}/${module}/Makefile; then
1762 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1763 rm -f ${build_subdir}/${module}/Makefile
1766 /^@if build-$module\$/d
1767 /^@endif build-$module\$/d
1768 /^@if build-$module-$bootstrap_suffix\$/d
1769 /^@endif build-$module-$bootstrap_suffix\$/d"
1771 for module in ${configdirs} ; do
1772 if test -z "${no_recursion}" \
1773 && test -f ${module}/Makefile; then
1774 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1775 rm -f ${module}/Makefile
1779 /^@endif $module\$/d
1780 /^@if $module-$bootstrap_suffix\$/d
1781 /^@endif $module-$bootstrap_suffix\$/d"
1783 for module in ${target_configdirs} ; do
1784 if test -z "${no_recursion}" \
1785 && test -f ${target_subdir}/${module}/Makefile; then
1786 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1787 rm -f ${target_subdir}/${module}/Makefile
1790 /^@if target-$module\$/d
1791 /^@endif target-$module\$/d
1792 /^@if target-$module-$bootstrap_suffix\$/d
1793 /^@endif target-$module-$bootstrap_suffix\$/d"
1797 /^@if /,/^@endif /d"
1799 # Create the serialization dependencies. This uses a temporary file.
1801 AC_ARG_ENABLE([serial-configure],
1802 [ --enable-serial-[{host,target,build}-]configure
1803 Force sequential configuration of
1804 sub-packages for the host, target or build
1805 machine, or all sub-packages])
1807 case ${enable_serial_configure} in
1809 enable_serial_build_configure=yes
1810 enable_serial_host_configure=yes
1811 enable_serial_target_configure=yes
1815 # These force 'configure's to be done one at a time, to avoid problems
1816 # with contention over a shared config.cache.
1818 echo '# serdep.tmp' > serdep.tmp
1820 test "x${enable_serial_build_configure}" = xyes &&
1821 for item in ${build_configdirs} ; do
1824 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1829 test "x${enable_serial_host_configure}" = xyes &&
1830 for item in ${configdirs} ; do
1833 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1838 test "x${enable_serial_target_configure}" = xyes &&
1839 for item in ${target_configdirs} ; do
1842 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1846 serialization_dependencies=serdep.tmp
1847 AC_SUBST_FILE(serialization_dependencies)
1849 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1850 # target and nonopt. These are the ones we might not want to pass
1851 # down to subconfigures. Also strip program-prefix, program-suffix,
1852 # and program-transform-name, so that we can pass down a consistent
1853 # program-transform-name. If autoconf has put single quotes around
1854 # any of these arguments (because they contain shell metacharacters)
1855 # then this will fail; in practice this only happens for
1856 # --program-transform-name, so be sure to override --program-transform-name
1857 # at the end of the argument list.
1858 # These will be expanded by make, so quote '$'.
1859 cat <<\EOF_SED > conftestsed
1861 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1862 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1863 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1864 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1865 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1866 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1867 s/ -cache-file[[= ]][[^ ]]*//g
1868 s/ -srcdir[[= ]][[^ ]]*//g
1869 s/ -host[[= ]][[^ ]]*//g
1870 s/ -build[[= ]][[^ ]]*//g
1871 s/ -target[[= ]][[^ ]]*//g
1872 s/ -program-prefix[[= ]][[^ ]]*//g
1873 s/ -program-suffix[[= ]][[^ ]]*//g
1874 s/ -program-transform-name[[= ]][[^ ]]*//g
1875 s/ [[^' -][^ ]*] / /
1879 sed -f conftestsed <<EOF_SED > conftestsed.out
1880 ${ac_configure_args}
1882 baseargs=`cat conftestsed.out`
1883 rm -f conftestsed conftestsed.out
1885 # Add in --program-transform-name, after --program-prefix and
1886 # --program-suffix have been applied to it. Autoconf has already
1887 # doubled dollar signs and backslashes in program_transform_name; we want
1888 # the backslashes un-doubled, and then the entire thing wrapped in single
1889 # quotes, because this will be expanded first by make and then by the shell.
1890 # Also, because we want to override the logic in subdir configure scripts to
1891 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1892 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1893 ${program_transform_name}
1895 gcc_transform_name=`cat conftestsed.out`
1896 rm -f conftestsed.out
1897 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1899 # For the build-side libraries, we just need to pretend we're native,
1900 # and not use the same cache file. Multilibs are neither needed nor
1902 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1904 # For host modules, accept cache file option, or specification as blank.
1905 case "${cache_file}" in
1907 cache_file_option="" ;;
1908 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1909 cache_file_option="--cache-file=${cache_file}" ;;
1911 cache_file_option="--cache-file=../${cache_file}" ;;
1914 # Host dirs don't like to share a cache file either, horribly enough.
1915 # This seems to be due to autoconf 2.5x stupidity.
1916 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1918 target_configargs=${baseargs}
1920 # Passing a --with-cross-host argument lets the target libraries know
1921 # whether they are being built with a cross-compiler or being built
1922 # native. However, it would be better to use other mechanisms to make the
1923 # sorts of decisions they want to make on this basis. Please consider
1924 # this option to be deprecated. FIXME.
1925 if test x${is_cross_compiler} = xyes ; then
1926 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1929 # Default to --enable-multilib.
1930 if test x${enable_multilib} = x ; then
1931 target_configargs="--enable-multilib ${target_configargs}"
1934 # Pass --with-newlib if appropriate. Note that target_configdirs has
1935 # changed from the earlier setting of with_newlib.
1936 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1937 target_configargs="--with-newlib ${target_configargs}"
1940 # Different target subdirs use different values of certain variables
1941 # (notably CXX). Worse, multilibs use *lots* of different values.
1942 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1943 # it doesn't automatically accept command-line overrides of them.
1944 # This means it's not safe for target subdirs to share a cache file,
1945 # which is disgusting, but there you have it. Hopefully this can be
1946 # fixed in future. It's still worthwhile to use a cache file for each
1947 # directory. I think.
1949 # Pass the appropriate --host, --build, and --cache-file arguments.
1950 target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1952 # provide a proper gxx_include_dir.
1953 # Note, if you change the default, make sure to fix both here and in
1954 # the gcc and libstdc++-v3 subdirectories.
1955 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1956 case "${with_gxx_include_dir}" in
1958 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1961 case "${enable_version_specific_runtime_libs}" in
1962 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1964 . ${srcdir}/config.if
1965 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1967 *) gxx_include_dir=${with_gxx_include_dir} ;;
1971 case " $target_configdirs " in
1973 case " $target_configargs " in
1974 *" --with-newlib "*)
1977 FLAGS_FOR_TARGET=$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' ;;
1980 # If we're not building GCC, don't discard standard headers.
1981 if test -d ${srcdir}/gcc; then
1982 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1984 if test "${build}" != "${host}"; then
1985 # On Canadian crosses, CC_FOR_TARGET will have already been set
1986 # by `configure', so we won't have an opportunity to add -Bgcc/
1987 # to it. This is right: we don't want to search that directory
1988 # for binaries, but we want the header files in there, so add
1990 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1992 # Someone might think of using the pre-installed headers on
1993 # Canadian crosses, in case the installed compiler is not fully
1994 # compatible with the compiler being built. In this case, it
1995 # would be better to flag an error than risking having
1996 # incompatible object files being constructed. We can't
1997 # guarantee that an error will be flagged, but let's hope the
1998 # compiler will do it, when presented with incompatible header
2003 case "${target}-${is_cross_compiler}" in
2004 i[[3456789]]86-*-linux*-no)
2005 # Here host == target, so we don't need to build gcc,
2006 # so we don't want to discard standard headers.
2007 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2010 # If we're building newlib, use its generic headers last, but search
2011 # for any libc-related directories first (so make it the last -B
2013 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2021 # Allow the user to override the flags for
2022 # our build compiler if desired.
2023 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2025 # On Canadian crosses, we'll be searching the right directories for
2026 # the previously-installed cross compiler, so don't bother to add
2027 # flags for directories within the install tree of the compiler
2028 # being built; programs in there won't even run.
2029 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2030 # Search for pre-installed headers if nothing else fits.
2031 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2034 if test "x${use_gnu_ld}" = x &&
2035 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2036 # Arrange for us to find uninstalled linker scripts.
2037 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
2040 if test "x${CC_FOR_TARGET+set}" = xset; then
2042 elif test -d ${srcdir}/gcc; then
2043 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
2044 elif test "$host" = "$target"; then
2045 CC_FOR_TARGET='$(CC)'
2047 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
2049 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2051 if test "x${GCJ_FOR_TARGET+set}" = xset; then
2053 elif test -d ${srcdir}/gcc; then
2054 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
2055 elif test "$host" = "$target"; then
2056 GCJ_FOR_TARGET='gcj'
2058 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
2060 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2062 if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
2064 elif test -d ${srcdir}/gcc; then
2065 GFORTRAN_FOR_TARGET='$$r/gcc/gfortran -B$$r/gcc/'
2066 elif test "$host" = "$target"; then
2067 GFORTRAN_FOR_TARGET='gfortran'
2069 GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
2071 case $GFORTRAN_FOR_TARGET in
2072 *' $(FLAGS_FOR_TARGET)') ;;
2073 *) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
2076 # Don't use libstdc++-v3's flags to configure/build itself.
2077 libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2078 raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2080 if test "x${CXX_FOR_TARGET+set}" = xset; then
2081 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
2082 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2084 elif test -d ${srcdir}/gcc; then
2085 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
2086 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2087 # default whereas gcc does not.
2088 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2090 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
2091 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
2092 elif test "$host" = "$target"; then
2093 CXX_FOR_TARGET='$(CXX)'
2094 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2096 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
2097 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2099 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2100 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2102 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2103 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2105 # We want to defer the evaluation of `cmd`s and shell variables in
2106 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2107 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2108 # quotes, but we still have to duplicate `$'s so that shell variables
2109 # can be expanded by the nested make as shell variables, not as make
2111 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2112 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2114 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2115 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2116 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2117 GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
2118 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2119 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2120 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2121 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2123 # Makefile fragments.
2124 host_makefile_frag=${srcdir}/${host_makefile_frag}
2125 target_makefile_frag=${srcdir}/${target_makefile_frag}
2126 alphaieee_frag=${srcdir}/${alphaieee_frag}
2127 ospace_frag=${srcdir}/${ospace_frag}
2128 AC_SUBST_FILE(host_makefile_frag)
2129 AC_SUBST_FILE(target_makefile_frag)
2130 AC_SUBST_FILE(alphaieee_frag)
2131 AC_SUBST_FILE(ospace_frag)
2133 # Miscellanea: directories, flags, etc.
2134 AC_SUBST(SET_LIB_PATH)
2135 AC_SUBST(RPATH_ENVVAR)
2136 AC_SUBST(BUILD_PREFIX)
2137 AC_SUBST(BUILD_PREFIX_1)
2138 AC_SUBST(gcc_version_trigger)
2139 AC_SUBST(gcc_version)
2141 AC_SUBST(build_tooldir)
2143 AC_SUBST(gxx_include_dir)
2144 AC_SUBST(libstdcxx_incdir)
2146 # Build module lists & subconfigure args.
2147 AC_SUBST(build_configargs)
2148 AC_SUBST(configure_build_modules)
2149 AC_SUBST(all_build_modules)
2151 # Host module lists & subconfigure args.
2152 AC_SUBST(host_configargs)
2153 AC_SUBST(configdirs)
2155 # Target module lists & subconfigure args.
2156 AC_SUBST(target_configargs)
2157 AC_SUBST(target_configdirs)
2161 AC_SUBST(CC_FOR_BUILD)
2165 AC_SUBST(config_shell)
2168 NCN_STRICT_CHECK_TOOL(AR, ar)
2169 NCN_STRICT_CHECK_TOOL(AS, as)
2170 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2171 NCN_STRICT_CHECK_TOOL(LD, ld)
2172 NCN_STRICT_CHECK_TOOL(NM, nm)
2173 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2174 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2175 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2176 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2180 AC_SUBST(CFLAGS_FOR_BUILD)
2182 AC_SUBST(DEFAULT_YACC)
2183 AC_SUBST(DEFAULT_LEX)
2184 AC_SUBST(DEFAULT_M4)
2187 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2188 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2189 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2190 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2191 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2192 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2193 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
2195 AC_SUBST(GCC_FOR_TARGET)
2196 AC_SUBST(FLAGS_FOR_TARGET)
2197 AC_SUBST(CC_FOR_TARGET)
2198 AC_SUBST(GCJ_FOR_TARGET)
2199 AC_SUBST(GFORTRAN_FOR_TARGET)
2200 AC_SUBST(CXX_FOR_TARGET)
2201 AC_SUBST(RAW_CXX_FOR_TARGET)
2202 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2203 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2205 # Fix up target tools.
2206 if test "x${build}" = "x${host}" ; then
2207 # In this case, the newly built tools can and should be used,
2208 # so we override the results of the autoconf tests.
2209 # This should really only happen when the tools are actually being built,
2210 # but that's a further refinement. The new build scheme, where
2211 # tools are built into a structure paralleling where they're installed,
2212 # should also eliminate all of this cleanly.
2213 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2214 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2215 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2216 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2217 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2218 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2219 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2221 # Just use the ones we found.
2222 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2223 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2224 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2225 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2226 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2227 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2228 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2230 AC_SUBST(AR_FOR_TARGET)
2231 AC_SUBST(AS_FOR_TARGET)
2232 AC_SUBST(DLLTOOL_FOR_TARGET)
2233 AC_SUBST(LD_FOR_TARGET)
2234 AC_SUBST(NM_FOR_TARGET)
2235 AC_SUBST(RANLIB_FOR_TARGET)
2236 AC_SUBST(WINDRES_FOR_TARGET)
2238 # Certain tools may need extra flags.
2239 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2240 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2241 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2243 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2244 AC_ARG_ENABLE(maintainer-mode,
2245 [ --enable-maintainer-mode enable make rules and dependencies not useful
2246 (and sometimes confusing) to the casual installer],
2247 USE_MAINTAINER_MODE=$enableval,
2248 USE_MAINTAINER_MODE=no)
2249 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2250 AC_SUBST(MAINTAINER_MODE_TRUE)
2251 AC_SUBST(MAINTAINER_MODE_FALSE)
2252 if test "$USE_MAINTAINER_MODE" = yes; then
2253 MAINTAINER_MODE_TRUE=
2254 MAINTAINER_MODE_FALSE='#'
2256 MAINTAINER_MODE_TRUE='#'
2257 MAINTAINER_MODE_FALSE=
2259 MAINT=$MAINTAINER_MODE_TRUE
2262 # ---------------------
2263 # GCC bootstrap support
2264 # ---------------------
2266 # Stage specific cflags for build.
2271 yes) stage1_cflags="-g -Wa,-J" ;;
2272 *) stage1_cflags="-g -J" ;;
2275 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2276 # sources; use -no-cpp-precomp to get to GNU cpp.
2277 # Apple's GCC has bugs in designated initializer handling, so disable
2279 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2282 AC_SUBST(stage1_cflags)
2284 # It makes debugging easier if we create as symlinks the stage directories
2285 # gcc for stageN-gcc and stage-prev for stage(N-1). In case this is not
2286 # possible, however, we can resort to mv.
2287 AC_CACHE_CHECK([if symbolic links between directories work],
2288 [gcc_cv_prog_ln_s_dir],
2289 [if test "${LN_S}" = "ln -s" \
2290 && mkdir confdir.s1 \
2291 && ln -s confdir.s1 confdir.s2 \
2292 && echo timestamp1 > confdir.s1/conftest.1 \
2293 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2294 && echo timestamp2 > confdir.s2/conftest.2 \
2295 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2296 && rm -f confdir.s2; then
2297 gcc_cv_prog_ln_s_dir=yes
2299 gcc_cv_prog_ln_s_dir=yes
2301 rm -rf confdir.s1 confdir.s2])
2303 case ${gcc_cv_prog_ln_s_dir} in
2305 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2306 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2308 CREATE_LINK_TO_DIR='mv $$1 $$2'
2309 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2311 AC_SUBST(CREATE_LINK_TO_DIR)
2312 AC_SUBST(UNDO_LINK_TO_DIR)
2314 # Enable -Werror in bootstrap stage2 and later.
2315 # Change the default to "no" on release branches.
2316 AC_ARG_ENABLE(werror,
2317 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2318 [enable_werror=yes])
2319 case ${enable_werror} in
2320 yes) stage2_werror_flag="--enable-werror-always" ;;
2321 *) stage2_werror_flag="" ;;
2323 AC_SUBST(stage2_werror_flag)