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 AC_INIT(move-if-change)
26 # Get 'install' or 'install-sh' and its variants.
30 sinclude(config/acx.m4)
32 ### we might need to use some other shell than /bin/sh for running subshells
33 ### If we are on Windows, search for the shell. This will permit people
34 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
35 ### without also having to set CONFIG_SHELL. This code will work when
36 ### using bash, which sets OSTYPE.
39 if test x${CONFIG_SHELL} = x ; then
40 if test ! -f /bin/sh ; then
41 if test x${SHELL} != x && test -f ${SHELL} ; then
45 for prog in sh sh.exe bash bash.exe; do
46 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
48 test -z "$dir" && dir=.
49 if test -f $dir/$prog; then
50 CONFIG_SHELL=$dir/$prog
56 test -n "${CONFIG_SHELL}" && break
64 config_shell=${CONFIG_SHELL-/bin/sh}
67 # if PWD already has a value, it is probably wrong.
68 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
70 # Export original configure arguments for use by sub-configures. These
71 # will be expanded by make, so quote '$'.
73 sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
76 TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
78 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
80 moveifchange=${srcdir}/move-if-change
82 # Set srcdir to "." if that's what it is.
83 # This is important for multilib support.
85 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
86 if test "${pwd}" = "${srcpwd}" ; then
93 # Define the trigger file to make sure configure will re-run whenever
94 # the gcc version number changes.
95 if test "${with_gcc_version_trigger+set}" = set ; then
96 gcc_version_trigger="$with_gcc_version_trigger"
97 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
99 # If gcc's sources are available, define the trigger file.
100 if test -f ${topsrcdir}/gcc/version.c ; then
101 gcc_version_trigger=${topsrcdir}/gcc/version.c
102 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
103 case "$ac_configure_args" in
104 *--with-gcc-version-trigger=$gcc_version_trigger* )
107 # Add to all subconfigure arguments: build, host, and target.
108 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
114 ### To add a new directory to the tree, first choose whether it is a target
115 ### or a host dependent tool. Then put it into the appropriate list
116 ### (library or tools, host or target), doing a dependency sort.
118 # Subdirs will be configured in the order listed in build_configdirs,
119 # configdirs, or target_configdirs; see the serialization section below.
121 # Dependency sorting is only needed when *configuration* must be done in
122 # a particular order. In all cases a dependency should be specified in
123 # the Makefile, whether or not it's implicitly specified here.
125 # Double entries in build_configdirs, configdirs, or target_configdirs may
126 # cause circular dependencies and break everything horribly.
128 # these libraries are used by various programs built for the host environment
130 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib libbanshee libcpp"
132 # these tools are built for the host environment
133 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
134 # know that we are building the simulator.
135 # binutils, gas and ld appear in that order because it makes sense to run
136 # "make check" in that particular order.
137 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"
139 # libgcj represents the runtime libraries only used by gcj.
140 libgcj="target-libffi \
146 # these libraries are built for the target environment, and are built after
147 # the host libraries and the host tools (which may be a cross compiler)
149 target_libraries="target-libiberty \
152 target-libstdc++-v3 \
159 # these tools are built using the target libraries, and are intended to
160 # run only in the target environment
162 # note: any program that *uses* libraries that are in the "target_libraries"
163 # list belongs in this list. those programs are also very likely
164 # candidates for the "native_only" list which follows
166 target_tools="target-examples target-groff target-gperf target-rda"
168 ################################################################################
170 ## All tools belong in one of the four categories, and are assigned above
171 ## We assign ${configdirs} this way to remove all embedded newlines. This
172 ## is important because configure will choke if they ever get through.
173 ## ${configdirs} is directories we build using the host tools.
174 ## ${target_configdirs} is directories we build using the target tools.
176 configdirs=`echo ${host_libs} ${host_tools}`
177 target_configdirs=`echo ${target_libraries} ${target_tools}`
179 # Only make build modules if build != host.
180 # This should be done more generally, but at the moment it doesn't matter.
181 if test ${host_alias} != ${build_alias} ; then
182 # This is the only build module.
183 build_modules=libiberty
189 ################################################################################
191 srcname="gnu development package"
193 # This gets set non-empty for some net releases of packages.
196 # Define is_cross_compiler to save on calls to 'test'.
198 if test x"${host}" = x"${target}" ; then
201 is_cross_compiler=yes
204 # Find the build and target subdir names.
207 # Skipdirs are removed silently.
209 # Noconfigdirs are removed loudly.
213 # Make sure we don't let GNU ld be added if we didn't want it.
214 if test x$with_gnu_ld = xno ; then
216 noconfigdirs="$noconfigdirs ld"
220 # Make sure we don't let GNU as be added if we didn't want it.
221 if test x$with_gnu_as = xno ; then
223 noconfigdirs="$noconfigdirs gas"
226 # some tools are so dependent upon X11 that if we're not building with X,
227 # it's not even worth trying to configure, much less build, that tool.
230 yes | "") ;; # the default value for this tree is that X11 is available
232 skipdirs="${skipdirs} tk tix itcl libgui"
233 # We won't be able to build gdbtk without X.
236 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
239 # Some tools are only suitable for building in a "native" situation.
240 # Remove these if host!=target.
241 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"
243 # Similarly, some are only suitable for cross toolchains.
244 # Remove these if host=target.
245 cross_only="target-libgloss target-newlib target-opcodes"
247 case $is_cross_compiler in
248 no) skipdirs="${skipdirs} ${cross_only}" ;;
249 yes) skipdirs="${skipdirs} ${native_only}" ;;
252 # If both --with-headers and --with-libs are specified, default to
254 if test x"${with_headers}" != x && test x"${with_headers} != xno \
255 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
256 if test x"${with_newlib}" = x ; then
261 # Recognize --with-newlib/--without-newlib.
262 case ${with_newlib} in
263 no) skipdirs="${skipdirs} target-newlib" ;;
264 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
267 # Configure extra directories which are host specific
271 configdirs="$configdirs libtermcap" ;;
274 # Remove more programs from consideration, based on the host or
275 # target this usually means that a port of the program doesn't
280 noconfigdirs="$noconfigdirs byacc"
282 i[[3456789]]86-*-vsta)
283 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
285 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
286 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
288 i[[3456789]]86-*-mingw32*)
289 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
290 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
292 i[[3456789]]86-*-beos*)
293 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
296 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
299 noconfigdirs="$noconfigdirs rcs"
302 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
305 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
308 noconfigdirs="$noconfigdirs tk itcl tix libgui"
312 AC_ARG_WITH(libbanshee,
313 [ --without-libbanshee Don't build with libbanshee])
314 case ${with_libbanshee} in
316 noconfigdirs="$noconfigdirs libbanshee" ;;
321 AC_MSG_ERROR([--with-libbanshee can only be empty, "yes" or "no" (empty defaults to "yes".])
324 AC_ARG_ENABLE(libada,
325 [ --enable-libada Builds libada directory],
326 ENABLE_LIBADA=$enableval,
328 if test "${ENABLE_LIBADA}" != "yes" ; then
329 noconfigdirs="$noconfigdirs target-libada"
332 # Save it here so that, even in case of --enable-libgcj, if the Java
333 # front-end isn't enabled, we still get libgcj disabled.
335 case $enable_libgcj in
337 # If we reset it here, it won't get added to noconfigdirs in the
338 # target-specific build rules, so it will be forcibly enabled
339 # (unless the Java language itself isn't enabled).
343 # Make sure we get it printed in the list of not supported target libs.
344 noconfigdirs="$noconfigdirs ${libgcj}"
349 # Allow --disable-libmudflap to exclude target-libmudflap
350 case $enable_libmudflap in
352 # By default it's enabled
355 noconfigdirs="$noconfigdirs target-libmudflap"
362 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
365 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
366 noconfigdirs="$noconfigdirs target-libobjc"
369 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
370 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
372 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
373 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
375 *-*-freebsd* | *-*-kfreebsd*-gnu)
376 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
377 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
378 && test -f /usr/local/include/gmp.h; then
382 # Skip some stuff that's unsupported on some FreeBSD configurations.
387 noconfigdirs="$noconfigdirs ${libgcj}"
392 # Remove unsupported stuff on all kaOS configurations.
393 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
394 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
395 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
396 noconfigdirs="$noconfigdirs target-libgloss"
399 # Skip some stuff on all NetBSD configurations.
400 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
402 # Skip some stuff that's unsupported on some NetBSD configurations.
404 i*86-*-netbsdelf*) ;;
405 arm*-*-netbsdelf*) ;;
407 noconfigdirs="$noconfigdirs ${libgcj}"
412 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
415 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
418 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
421 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
424 # ld works, but does not support shared libraries.
425 # newlib is not 64 bit ready. I'm not sure about fileutils.
426 # gas doesn't generate exception information.
427 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
430 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
433 # newlib is not 64 bit ready
434 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
437 # newlib is not 64 bit ready
438 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
441 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
444 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
446 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
447 noconfigdirs="$noconfigdirs ${libgcj}"
448 noconfigdirs="$noconfigdirs target-examples"
449 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
450 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
451 noconfigdirs="$noconfigdirs expect dejagnu"
452 # the C++ libraries don't build on top of CE's C libraries
453 noconfigdirs="$noconfigdirs target-libstdc++-v3"
454 noconfigdirs="$noconfigdirs target-newlib"
456 *-*-cygwin*) ;; # keep gdb and readline
457 *) noconfigdirs="$noconfigdirs gdb readline"
462 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
464 arm-*-coff | strongarm-*-coff | xscale-*-coff)
465 noconfigdirs="$noconfigdirs ${libgcj}"
467 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
468 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
471 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
474 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
477 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
480 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
483 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
486 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
489 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
492 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
495 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
497 c54x*-*-* | tic54x-*-*)
498 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
501 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
504 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
507 noconfigdirs="$noconfigdirs ${libgcj} gdb"
510 noconfigdirs="$noconfigdirs ${libgcj} gdb"
513 noconfigdirs="$noconfigdirs ${libgcj}"
516 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
519 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
521 hppa*64*-*-linux* | parisc*64*-*-linux*)
522 # In this case, it's because the hppa64-linux target is for
523 # the kernel only at this point and has no libc, and thus no
524 # headers, crt*.o, etc., all of which are needed by these.
525 noconfigdirs="$noconfigdirs target-zlib"
528 parisc*-*-linux* | hppa*-*-linux* | \
532 noconfigdirs="$noconfigdirs ${libgcj}"
533 # Do configure ld/binutils/gas for this case.
536 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
537 # build on HP-UX 10.20.
538 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
541 noconfigdirs="$noconfigdirs ${libgcj} gdb"
544 # No gdb support yet.
545 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
548 # No gdb or ld support yet.
549 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
551 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
552 noconfigdirs="$noconfigdirs ${libgcj}"
554 i[[3456789]]86-*-linux*)
555 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
556 # not build java stuff by default.
559 noconfigdirs="$noconfigdirs ${libgcj}";;
562 # This section makes it possible to build newlib natively on linux.
563 # If we are using a cross compiler then don't configure newlib.
564 if test x${is_cross_compiler} != xno ; then
565 noconfigdirs="$noconfigdirs target-newlib"
567 noconfigdirs="$noconfigdirs target-libgloss"
568 # If we are not using a cross compiler, do configure newlib.
569 # Note however, that newlib will only be configured in this situation
570 # if the --with-newlib option has been given, because otherwise
571 # 'target-newlib' will appear in skipdirs.
573 i[[3456789]]86-*-mingw32*)
574 target_configdirs="$target_configdirs target-mingw"
575 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
577 # Can't build gdb for mingw32 if not native.
579 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
580 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
585 target_configdirs="$target_configdirs target-libtermcap target-winsup"
586 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
587 # always build newlib.
588 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
590 # Can't build gdb for Cygwin if not native.
592 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
593 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
598 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
600 i[[3456789]]86-*-sco3.2v5*)
601 # The linker does not yet know about weak symbols in COFF,
602 # and is not configured to handle mixed ELF and COFF.
603 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
605 i[[3456789]]86-*-sco*)
606 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
608 i[[3456789]]86-*-solaris2*)
609 noconfigdirs="$noconfigdirs target-libgloss"
611 i[[3456789]]86-*-sysv4*)
612 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
614 i[[3456789]]86-*-beos*)
615 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
618 noconfigdirs="$noconfigdirs ${libgcj}"
620 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
621 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
624 noconfigdirs="$noconfigdirs ${libgcj}"
627 noconfigdirs="$noconfigdirs ${libgcj}"
630 # The EPOC C++ environment does not support exceptions or rtti,
631 # and so building libstdc++-v3 tends not to always work.
632 noconfigdirs="$noconfigdirs target-libstdc++-v3"
635 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
638 noconfigdirs="$noconfigdirs ${libgcj}"
641 noconfigdirs="$noconfigdirs ${libgcj}"
644 # copied from rs6000-*-* entry
645 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
647 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
648 target_configdirs="$target_configdirs target-winsup"
649 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
650 # always build newlib.
651 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
653 # This is temporary until we can link against shared libraries
654 powerpcle-*-solaris*)
655 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
658 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
661 noconfigdirs="$noconfigdirs ${libgcj}"
664 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
667 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
670 noconfigdirs="$noconfigdirs gprof ${libgcj}"
673 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
676 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
679 # Linking libjava exceeds command-line length limits on at least
680 # IRIX 6.2, but not on IRIX 6.5.
681 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
682 # <oldham@codesourcery.com>
683 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
686 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
689 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
692 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
695 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
698 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
701 noconfigdirs="$noconfigdirs gprof ${libgcj}"
704 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
708 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
709 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
710 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
711 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
713 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
716 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
719 noconfigdirs="$noconfigdirs ${libgcj}"
722 noconfigdirs="$noconfigdirs ${libgcj}"
725 noconfigdirs="$noconfigdirs ${libgcj}"
728 noconfigdirs="$noconfigdirs ${libgcj}"
729 if test x${is_cross_compiler} != xno ; then
730 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
735 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
738 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
741 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
744 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
747 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
750 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
753 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
756 noconfigdirs="$noconfigdirs ${libgcj}"
759 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
762 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
765 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
768 noconfigdirs="$noconfigdirs ${libgcj}"
772 # If we aren't building newlib, then don't build libgloss, since libgloss
773 # depends upon some newlib header files.
774 case "${noconfigdirs}" in
775 *target-libgloss*) ;;
776 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
779 # Work in distributions that contain no compiler tools, like Autoconf.
781 host_makefile_frag=/dev/null
782 if test -d ${srcdir}/config ; then
785 # Avoid "too much defining" errors from HPUX compiler.
786 tentative_cc="cc -Wp,-H256000"
787 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
788 # If it's HP/UX ar, this should be harmless.
792 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
795 #None of the Apollo compilers can compile gas or binutils. The preprocessor
796 # chokes on bfd, the compiler won't let you assign integers to enums, and
797 # other problems. Defining CC to gcc is a questionable way to say "don't use
798 # the apollo compiler" (the preferred version of GCC could be called cc,
799 # or whatever), but I'm not sure leaving CC as cc is any better...
800 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
801 # Used to have BISON=yacc.
805 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
808 # Under CX/UX, we want to tell the compiler to use ANSI mode.
809 tentative_cc="cc -Xa"
810 host_makefile_frag="config/mh-cxux"
815 tentative_cc="cc -Wf,-XNg1000"
816 host_makefile_frag="config/mh-decstation"
819 # The C compiler on NEC MIPS SVR4 needs bigger tables.
820 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
821 host_makefile_frag="config/mh-necv4"
824 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
825 # environment. Also bump switch table size so that cp-parse will
826 # compile. Bump string length limit so linker builds.
827 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
830 host_makefile_frag="config/mh-sysv4"
833 # This is for a MIPS running RISC/os 4.52C.
835 # This is needed for GDB, but needs to be in the top-level make because
836 # if a library is compiled with the bsd headers and gets linked with the
837 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
839 # ptrace(2) apparently has problems in the BSD environment. No workaround is
840 # known except to select the sysv environment. Could we use /proc instead?
841 # These "sysv environments" and "bsd environments" often end up being a pain.
843 # This is not part of CFLAGS because perhaps not all C compilers have this
845 tentative_cc="cc -systype sysv"
850 i[[3456789]]86-*-sysv5*)
851 host_makefile_frag="config/mh-sysv5"
853 i[[3456789]]86-*-dgux*)
854 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
855 host_makefile_frag="config/mh-dgux386"
857 i[[3456789]]86-ncr-sysv4.3*)
858 # The MetaWare compiler will generate a copyright message unless you
859 # turn it off by adding the -Hnocopyr flag.
860 tentative_cc="cc -Hnocopyr"
862 i[[3456789]]86-ncr-sysv4*)
863 # for an NCR 3000 (i486/SVR4) system.
864 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
865 # This compiler not only emits obnoxious copyright messages every time
866 # you run it, but it chokes and dies on a whole bunch of GNU source
867 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
868 tentative_cc="/usr/ccs/ATT/cc"
869 host_makefile_frag="config/mh-ncr3000"
871 i[[3456789]]86-*-sco3.2v5*)
873 i[[3456789]]86-*-sco*)
874 # The native C compiler botches some simple uses of const. Unfortunately,
875 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
876 tentative_cc="cc -Dconst="
877 host_makefile_frag="config/mh-sco"
879 i[[3456789]]86-*-udk*)
880 host_makefile_frag="config/mh-sysv5"
882 i[[3456789]]86-*-solaris2*)
883 host_makefile_frag="config/mh-sysv4"
885 i[[3456789]]86-*-msdosdjgpp*)
886 host_makefile_frag="config/mh-djgpp"
889 host_makefile_frag="config/mh-cygwin"
892 host_makefile_frag="config/mh-mingw32"
895 host_makefile_frag="config/mh-interix"
898 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
902 host_makefile_frag="config/mh-solaris"
905 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
906 # without overflowing the jump tables (-J says to use a 32 bit table)
910 tentative_cc="cc -Wp,-H256000"
913 tentative_cc="cc -Wp,-H256000"
916 # /bin/cc is less than useful for our purposes. Always use GCC
917 tentative_cc="/usr/cygnus/progressive/bin/gcc"
918 host_makefile_frag="config/mh-lynxrs6k"
921 # /bin/cc is less than useful for our purposes. Always use GCC
922 tentative_cc="/bin/gcc"
925 host_makefile_frag="config/mh-sysv4"
930 # If we aren't going to be using gcc, see if we can extract a definition
931 # of CC from the fragment.
932 # Actually, use the 'pre-extracted' version above.
933 if test -z "${CC}" && test "${build}" = "${host}" ; then
934 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
937 test -z "$dir" && dir=.
938 if test -f $dir/gcc; then
944 if test -z "${found}" && test -n "${tentative_cc}" ; then
949 if test "${build}" != "${host}" ; then
950 # If we are doing a Canadian Cross, in which the host and build systems
951 # are not the same, we set reasonable default values for the tools.
954 CC=${CC-${host_alias}-gcc}
955 CFLAGS=${CFLAGS-"-g -O2"}
956 CXX=${CXX-${host_alias}-c++}
957 CXXFLAGS=${CXXFLAGS-"-g -O2"}
958 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
959 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
960 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
961 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
962 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
963 BUILD_PREFIX=${build_alias}-
964 BUILD_PREFIX_1=${build_alias}-
965 MAKEINFO=${MAKEINFO-makeinfo}
967 if test -z "${YACC}" ; then
968 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
970 test -z "$dir" && dir=.
971 if test -f $dir/bison; then
975 if test -f $dir/byacc; then
979 if test -f $dir/yacc; then
985 if test -z "${YACC}" ; then
990 if test -z "${LEX}" ; then
991 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
993 test -z "$dir" && dir=.
994 if test -f $dir/flex; then
998 if test -f $dir/lex; then
1008 # Set reasonable default values for some tools even if not Canadian.
1009 # Of course, these are different reasonable default values, originally
1010 # specified directly in the Makefile.
1011 # We don't export, so that autoconf can do its job.
1012 # Note that all these settings are above the fragment inclusion point
1013 # in Makefile.in, so can still be overridden by fragments.
1014 # This is all going to change when we autoconfiscate...
1016 BISON="\$(USUAL_BISON)"
1017 CC_FOR_BUILD="\$(CC)"
1018 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1020 BUILD_PREFIX_1=loser-
1021 MAKEINFO="\$(USUAL_MAKEINFO)"
1023 YACC="\$(USUAL_YACC)"
1025 # If CC is still not set, try to get gcc.
1027 if test -z "${CC}" ; then
1028 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1029 for dir in $PATH; do
1030 test -z "$dir" && dir=.
1031 if test -f $dir/gcc; then
1034 echo 'void f(){}' > conftest.c
1035 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1036 CFLAGS=${CFLAGS-"-g -O2"}
1037 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1039 CFLAGS=${CFLAGS-"-O2"}
1040 CXXFLAGS=${CXXFLAGS-"-O2"}
1049 # Determine if we are using gcc.
1050 cat > conftest.c <<EOF
1055 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1059 if test -z "${CFLAGS}"; then
1060 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1061 # is set to a version of gcc.
1062 if test "$cc_prog_is_gcc" = yes; then
1063 echo 'void f(){}' > conftest.c
1064 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1065 CFLAGS=${CFLAGS-"-g -O2"}
1066 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1068 CFLAGS=${CFLAGS-"-O2"}
1069 CXXFLAGS=${CXXFLAGS-"-O2"}
1076 # We must set the default linker to the linker used by gcc for the correct
1077 # operation of libtool. If LD is not defined and we are using gcc, try to
1078 # set the LD default to the ld used by gcc.
1079 if test -z "$LD"; then
1080 if test "$cc_prog_is_gcc" = yes; then
1083 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1085 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1087 case $gcc_prog_ld in
1088 # Accept absolute paths.
1089 [[\\/]* | [A-Za-z]:[\\/]*)]
1090 LD="$gcc_prog_ld" ;;
1096 CFLAGS=${CFLAGS-"-g"}
1097 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1101 ACX_PROG_CMP_IGNORE_INITIAL
1107 # Specify a location for gmp
1108 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1110 if test "x$with_gmp_dir" != x && test -f "$with_gmp_dir/gmp.h"; then
1111 gmpinc="-I$with_gmp_dir"
1112 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1113 gmplibs="$with_gmp_dir/.libs/libgmp.a"
1114 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1115 gmplibs="$with_gmp_dir/_libs/libgmp.a"
1117 # One of the later tests will catch the error if neither library is present.
1120 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1122 if test "x$with_gmp" != x && test -d "$with_gmp"; then
1123 gmplibs="-L$with_gmp/lib -lgmp"
1124 gmpinc="-I$with_gmp/include"
1127 # Use system gmp if nothing else specified
1128 if test "x$gmplibs" = x; then
1132 saved_CFLAGS="$CFLAGS"
1133 CFLAGS="$CFLAGS $gmpinc"
1134 # Check GMP actually works
1135 AC_MSG_CHECKING([for correct version of gmp.h])
1136 AC_TRY_COMPILE([#include "gmp.h"],[
1137 #if __GNU_MP_VERSION < 3
1140 ], [AC_MSG_RESULT([yes])],
1141 [AC_MSG_RESULT([no]); have_gmp=no])
1143 if test x"$have_gmp" = xyes; then
1144 AC_MSG_CHECKING([for mpf_init in -lgmp])
1147 LIBS="$LIBS $gmplibs"
1148 AC_TRY_LINK([#include <gmp.h>], [mpf_t n; mpf_init(n);],
1149 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1151 CFLAGS="$saved_CFLAGS"
1157 # By default, C is the only stage 1 language.
1159 AC_SUBST(stage1_languages)
1161 # Figure out what language subdirectories are present.
1162 # Look if the user specified --enable-languages="..."; if not, use
1163 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1165 # NB: embedded tabs in this IF block -- do not untabify
1166 if test -d ${srcdir}/gcc; then
1167 if test x"${enable_languages+set}" != xset; then
1168 if test x"${LANGUAGES+set}" = xset; then
1169 enable_languages="${LANGUAGES}"
1170 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1172 enable_languages=all
1175 if test x"${enable_languages}" = x ||
1176 test x"${enable_languages}" = xyes;
1178 echo configure.in: --enable-languages needs at least one language argument 1>&2
1182 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1184 # First scan to see if an enabled language requires some other language.
1185 # We assume that a given config-lang.in will list all the language
1186 # front ends it requires, even if some are required indirectly.
1187 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1188 case ${lang_frag} in
1190 # The odd quoting in the next line works around
1191 # an apparent bug in bash 1.12 on linux.
1192 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1194 # From the config-lang.in, get $language, $lang_requires
1198 for other in ${lang_requires} ; do
1199 case ,${enable_languages}, in
1203 echo " \`$other' language required by \`$language'; enabling" 1>&2
1204 enable_languages="${enable_languages},${other}"
1212 new_enable_languages=c
1213 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1215 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1216 case ${lang_frag} in
1218 # The odd quoting in the next line works around
1219 # an apparent bug in bash 1.12 on linux.
1220 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1222 # From the config-lang.in, get $language, $target_libs,
1223 # $lang_dirs, $boot_language, and $build_by_default
1231 # This is quite sensitive to the ordering of the case statement arms.
1232 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1234 echo "${lang_frag} doesn't set \$language." 1>&2
1238 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1241 *,${language},*:*:*:*)
1242 # Language was explicitly selected; include it.
1246 # 'all' was selected, but this is not a default language
1247 # so do not include it.
1251 # 'all' was selected and this is a default language; include it.
1259 # Disable language that need GMP if it isn't available.
1260 if test x"$need_gmp" = xyes && test x"$have_gmp" = xno; then
1264 case $add_this_lang in
1266 # Remove language-dependent dirs.
1267 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1270 new_enable_languages="$new_enable_languages,$language"
1271 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1272 case ${boot_language} in
1274 # Add to (comma-separated) list of stage 1 languages.
1275 stage1_languages="${stage1_languages},${language}"
1284 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1285 if test "x$missing_languages" != x; then
1287 The following requested languages were not found: ${missing_languages}])
1290 if test "x$new_enable_languages" != "x$enable_languages"; then
1291 echo The following languages will be built: ${new_enable_languages}
1293 enable_languages="$new_enable_languages"
1294 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1297 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
1298 # $target_configdirs.
1299 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1302 for dir in . $skipdirs $noconfigdirs ; do
1303 dirname=`echo $dir | sed -e s/target-//g`
1304 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1305 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1306 if test -r $srcdir/$dirname/configure ; then
1307 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1310 notsupp="$notsupp $dir"
1314 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1315 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1316 if test -r $srcdir/$dirname/configure ; then
1317 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1320 notsupp="$notsupp $dir"
1326 # Sometimes the tools are distributed with libiberty but with no other
1327 # libraries. In that case, we don't want to build target-libiberty.
1328 if test -n "${target_configdirs}" ; then
1330 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1331 if test "$i" != "libiberty" ; then
1332 if test -r $srcdir/$i/configure ; then
1338 if test -z "${others}" ; then
1343 # Quietly strip out all directories which aren't configurable in this tree.
1344 # This relies on all configurable subdirectories being autoconfiscated, which
1346 configdirs_all="$configdirs"
1348 for i in ${configdirs_all} ; do
1349 if test -f ${srcdir}/$i/configure ; then
1350 configdirs="${configdirs} $i"
1353 target_configdirs_all="$target_configdirs"
1355 for i in ${target_configdirs_all} ; do
1356 j=`echo $i | sed -e s/target-//g`
1357 if test -f ${srcdir}/$j/configure ; then
1358 target_configdirs="${target_configdirs} $i"
1362 # Produce a warning message for the subdirs we can't configure.
1363 # This isn't especially interesting in the Cygnus tree, but in the individual
1364 # FSF releases, it's important to let people know when their machine isn't
1365 # supported by the one or two programs in a package.
1367 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1368 # If $appdirs is non-empty, at least one of those directories must still
1369 # be configured, or we error out. (E.g., if the gas release supports a
1370 # specified target in some subdirs but not the gas subdir, we shouldn't
1371 # pretend that all is well.)
1372 if test -n "$appdirs" ; then
1373 for dir in $appdirs ; do
1374 if test -r $dir/Makefile.in ; then
1375 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1379 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1385 if test -n "$appdirs" ; then
1386 echo "*** This configuration is not supported by this package." 1>&2
1390 # Okay, some application will build, or we don't care to check. Still
1391 # notify of subdirs not getting built.
1392 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1393 echo " ${notsupp}" 1>&2
1394 echo " (Any other directories should still work fine.)" 1>&2
1404 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1405 # the named directory are copied to $(tooldir)/sys-include.
1406 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1407 if test x${is_cross_compiler} = xno ; then
1408 echo 1>&2 '***' --with-headers is only supported when cross compiling
1411 if test x"${with_headers}" != xyes ; then
1412 case "${exec_prefixoption}" in
1414 *) x=${exec_prefix} ;;
1416 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1420 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1421 # the name directories are copied to $(tooldir)/lib. Multiple directories
1423 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1424 if test x${is_cross_compiler} = xno ; then
1425 echo 1>&2 '***' --with-libs is only supported when cross compiling
1428 if test x"${with_libs}" != xyes ; then
1429 # Copy the libraries in reverse order, so that files in the first named
1430 # library override files in subsequent libraries.
1431 case "${exec_prefixoption}" in
1433 *) x=${exec_prefix} ;;
1435 for l in ${with_libs}; do
1436 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1441 # Handle ${copy_dirs}
1442 set fnord ${copy_dirs}
1444 while test $# != 0 ; do
1445 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1448 echo Copying $1 to $2
1450 # Use the install script to create the directory and all required
1451 # parent directories.
1452 if test -d $2 ; then
1456 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1459 # Copy the directory, assuming we have tar.
1460 # FIXME: Should we use B in the second tar? Not all systems support it.
1461 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1463 # It is the responsibility of the user to correctly adjust all
1464 # symlinks. If somebody can figure out how to handle them correctly
1465 # here, feel free to add the code.
1472 extra_arflags_for_target=
1473 extra_nmflags_for_target=
1474 extra_ranlibflags_for_target=
1475 target_makefile_frag=/dev/null
1477 i[[3456789]]86-*-netware*)
1478 target_makefile_frag="config/mt-netware"
1481 target_makefile_frag="config/mt-netware"
1484 target_makefile_frag="config/mt-linux"
1486 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1487 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1488 # commands to handle both 32-bit and 64-bit objects. These flags are
1489 # harmless if we're using GNU nm or ar.
1490 extra_arflags_for_target=" -X32_64"
1491 extra_nmflags_for_target=" -B -X32_64"
1494 # ranlib from Darwin requires the -c flag to look at common symbols.
1495 extra_ranlibflags_for_target=" -c"
1497 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1498 target_makefile_frag="config/mt-wince"
1502 alphaieee_frag=/dev/null
1505 # This just makes sure to use the -mieee option to build target libs.
1506 # This should probably be set individually by each library.
1507 alphaieee_frag="config/mt-alphaieee"
1511 # If --enable-target-optspace always use -Os instead of -O2 to build
1512 # the target libraries, similarly if it is not specified, use -Os
1513 # on selected platforms.
1514 ospace_frag=/dev/null
1515 case "${enable_target_optspace}:${target}" in
1517 ospace_frag="config/mt-ospace"
1520 ospace_frag="config/mt-d30v"
1522 :m32r-* | :d10v-* | :fr30-*)
1523 ospace_frag="config/mt-ospace"
1528 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1532 # Set with_gnu_as and with_gnu_ld as appropriate.
1534 # This is done by determining whether or not the appropriate directory
1535 # is available, and by checking whether or not specific configurations
1536 # have requested that this magic not happen.
1538 # The command line options always override the explicit settings in
1539 # configure.in, and the settings in configure.in override this magic.
1541 # If the default for a toolchain is to use GNU as and ld, and you don't
1542 # want to do that, then you should use the --without-gnu-as and
1543 # --without-gnu-ld options for the configure script.
1545 if test x${use_gnu_as} = x &&
1546 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1548 extra_host_args="$extra_host_args --with-gnu-as"
1551 if test x${use_gnu_ld} = x &&
1552 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1554 extra_host_args="$extra_host_args --with-gnu-ld"
1557 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1558 # can detect this case.
1560 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1562 extra_host_args="$extra_host_args --with-newlib"
1565 if test x${with_libbanshee} = xyes && echo " ${configdirs} " | grep " libbanshee " >/dev/null 2>&1; then
1566 extra_host_args="$extra_host_args --with-libbanshee"
1569 # Default to using --with-stabs for certain targets.
1570 if test x${with_stabs} = x ; then
1572 mips*-*-irix[[56]]*)
1574 mips*-*-* | alpha*-*-osf*)
1576 extra_host_args="${extra_host_args} --with-stabs"
1581 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1582 # them automatically.
1585 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1589 # Some systems (e.g., one of the i386-aix systems the gas testers are
1590 # using) don't handle "\$" correctly, so don't use it here.
1591 tooldir='${exec_prefix}'/${target_alias}
1592 build_tooldir=${tooldir}
1594 # Generate default definitions for YACC, M4, LEX. These are used if the
1595 # Makefile can't locate these programs in objdir.
1596 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1597 AC_CHECK_PROGS([DEFAULT_YACC], ['bison -y' byacc yacc], [$MISSING bison])
1598 AC_CHECK_PROGS([DEFAULT_M4], [gm4 gnum4 m4], [$MISSING m4])
1599 AC_CHECK_PROGS([DEFAULT_LEX], [flex lex], [$MISSING flex])
1601 # Create a .gdbinit file which runs the one in srcdir
1602 # and tells GDB to look there for source files.
1604 if test -r ${srcdir}/.gdbinit ; then
1607 *) cat > ./.gdbinit <<EOF
1611 source ${srcdir}/.gdbinit
1617 # Make sure that the compiler is able to generate an executable. If it
1618 # can't, we are probably in trouble. We don't care whether we can run the
1619 # executable--we might be using a cross compiler--we only care whether it
1620 # can be created. At this point the main configure script has set CC.
1622 echo "int main () { return 0; }" > conftest.c
1623 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1624 if test $? = 0 ; then
1625 if test -s conftest || test -s conftest.exe ; then
1631 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1632 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1639 # The Solaris /usr/ucb/cc compiler does not appear to work.
1641 sparc-sun-solaris2*)
1642 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1643 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1645 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1646 if test -d /opt/cygnus/bin ; then
1647 if test "$could_use" = "" ; then
1648 could_use="/opt/cygnus/bin"
1650 could_use="$could_use or /opt/cygnus/bin"
1653 if test "$could_use" = "" ; then
1654 echo "Warning: compilation may fail because you're using"
1655 echo "/usr/ucb/cc. You should change your PATH or CC "
1656 echo "variable and rerun configure."
1658 echo "Warning: compilation may fail because you're using"
1659 echo "/usr/ucb/cc, when you should use the C compiler from"
1660 echo "$could_use. You should change your"
1661 echo "PATH or CC variable and rerun configure."
1667 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1668 # binutils tools will find libbfd.so.
1669 case "${enable_shared}" in
1670 no | "") SET_LIB_PATH= ;;
1671 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1675 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1676 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1679 # Record target_configdirs and the configure arguments for target and
1680 # build configuration in Makefile.
1681 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1683 # This is the final value for target_configdirs. configdirs already
1684 # has its final value, as does build_modules. It's time to create some
1685 # lists of valid targets.
1688 configure_build_modules=
1689 for module in ${build_modules} ; do
1690 all_build_modules=all-build-${module}
1691 configure_build_modules=configure-build-${module}
1694 # Determine whether gdb needs tk/tcl or not.
1695 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1696 # and in that case we want gdb to be built without tk. Ugh!
1697 # In fact I believe gdb is the *only* package directly dependent on tk,
1698 # so we should be able to put the 'maybe's in unconditionally and
1699 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1700 # 100% sure that that's safe though.
1702 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1703 case "$enable_gdbtk" in
1707 GDB_TK="${gdb_tk}" ;;
1709 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1710 # distro. Eventually someone will fix this and move Insight, nee
1711 # gdbtk to a separate directory.
1712 if test -d ${srcdir}/gdb/gdbtk ; then
1720 # Strip out unwanted targets.
1722 # While at that, we remove Makefiles if we were started for recursive
1723 # configuration, so that the top-level Makefile reconfigures them,
1724 # like we used to do when configure itself was recursive.
1726 # Loop over modules. $extrasub must be used with care, limiting as
1727 # much as possible the usage of range addresses. That's because autoconf
1728 # splits the sed script to overcome limits in the number of commands,
1729 # and relying on carefully-timed sed passes may turn out to be very hard
1730 # to maintain later. In this particular case, you just have to be careful
1731 # not to nest @if/@endif pairs, because configure will not warn you at all.
1733 for module in ${build_modules} ; do
1734 if test -z "${no_recursion}" \
1735 && test -f ${build_subdir}/${module}/Makefile; then
1736 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1737 rm -f ${build_subdir}/${module}/Makefile
1740 /^@if build-$module\$/d
1741 /^@endif build-$module\$/d"
1743 for module in ${configdirs} ; do
1744 if test -z "${no_recursion}" \
1745 && test -f ${module}/Makefile; then
1746 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1747 rm -f ${module}/Makefile
1751 /^@endif $module\$/d"
1753 for module in ${target_configdirs} ; do
1754 if test -z "${no_recursion}" \
1755 && test -f ${target_subdir}/${module}/Makefile; then
1756 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1757 rm -f ${target_subdir}/${module}/Makefile
1760 /^@if target-$module\$/d
1761 /^@endif target-$module\$/d"
1764 AC_ARG_ENABLE([bootstrap],
1765 [ --enable-bootstrap Enable bootstrapping [no]],,
1766 enable_bootstrap=no)
1767 if test -d ${srcdir}/gcc; then
1768 case "$host:$target:$enable_bootstrap" in
1769 $build:$build:yes | *:no) ;;
1770 *:yes) AC_MSG_ERROR([cannot bootstrap a cross-compiler]) ;;
1771 *) AC_MSG_ERROR([invalid option for --enable-bootstrap]) ;;
1774 if test $enable_bootstrap = yes; then
1775 AC_MSG_ERROR([cannot bootstrap without a compiler])
1779 case "$enable_bootstrap" in
1781 default_target=new-bootstrap
1783 /^@if gcc-bootstrap\$/d
1784 /^@endif gcc-bootstrap\$/d" ;;
1788 /^@if gcc-no-bootstrap\$/d
1789 /^@endif gcc-no-bootstrap\$/d" ;;
1791 AC_SUBST(default_target)
1794 /^@if /,/^@endif /d"
1796 # Create the serialization dependencies. This uses a temporary file.
1798 AC_ARG_ENABLE([serial-configure],
1799 [ --enable-serial-[{host,target,build}-]configure
1800 Force sequential configuration of
1801 sub-packages for the host, target or build
1802 machine, or all sub-packages])
1804 case ${enable_serial_configure} in
1806 enable_serial_build_configure=yes
1807 enable_serial_host_configure=yes
1808 enable_serial_target_configure=yes
1812 # These force 'configure's to be done one at a time, to avoid problems
1813 # with contention over a shared config.cache.
1815 echo '# serdep.tmp' > serdep.tmp
1817 test "x${enable_serial_build_configure}" = xyes &&
1818 for item in ${build_configdirs} ; do
1821 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1826 test "x${enable_serial_host_configure}" = xyes &&
1827 for item in ${configdirs} ; do
1830 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1835 test "x${enable_serial_target_configure}" = xyes &&
1836 for item in ${target_configdirs} ; do
1839 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1843 serialization_dependencies=serdep.tmp
1844 AC_SUBST_FILE(serialization_dependencies)
1846 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1847 # target and nonopt. These are the ones we might not want to pass
1848 # down to subconfigures. Also strip program-prefix, program-suffix,
1849 # and program-transform-name, so that we can pass down a consistent
1850 # program-transform-name. If autoconf has put single quotes around
1851 # any of these arguments (because they contain shell metacharacters)
1852 # then this will fail; in practice this only happens for
1853 # --program-transform-name, so be sure to override --program-transform-name
1854 # at the end of the argument list.
1855 # These will be expanded by make, so quote '$'.
1856 cat <<\EOF_SED > conftestsed
1858 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1859 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1860 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1861 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1862 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1863 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1864 s/ -cache-file[[= ]][[^ ]]*//g
1865 s/ -srcdir[[= ]][[^ ]]*//g
1866 s/ -host[[= ]][[^ ]]*//g
1867 s/ -build[[= ]][[^ ]]*//g
1868 s/ -target[[= ]][[^ ]]*//g
1869 s/ -program-prefix[[= ]][[^ ]]*//g
1870 s/ -program-suffix[[= ]][[^ ]]*//g
1871 s/ -program-transform-name[[= ]][[^ ]]*//g
1872 s/ [[^' -][^ ]*] / /
1876 sed -f conftestsed <<EOF_SED > conftestsed.out
1877 ${ac_configure_args}
1879 baseargs=`cat conftestsed.out`
1880 rm -f conftestsed conftestsed.out
1882 # Add in --program-transform-name, after --program-prefix and
1883 # --program-suffix have been applied to it. Autoconf has already
1884 # doubled dollar signs and backslashes in program_transform_name; we want
1885 # the backslashes un-doubled, and then the entire thing wrapped in single
1886 # quotes, because this will be expanded first by make and then by the shell.
1887 # Also, because we want to override the logic in subdir configure scripts to
1888 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1889 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1890 ${program_transform_name}
1892 gcc_transform_name=`cat conftestsed.out`
1893 rm -f conftestsed.out
1894 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1896 # For the build-side libraries, we just need to pretend we're native,
1897 # and not use the same cache file. Multilibs are neither needed nor
1899 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1901 # For host modules, accept cache file option, or specification as blank.
1902 case "${cache_file}" in
1904 cache_file_option="" ;;
1905 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1906 cache_file_option="--cache-file=${cache_file}" ;;
1908 cache_file_option="--cache-file=../${cache_file}" ;;
1911 # Host dirs don't like to share a cache file either, horribly enough.
1912 # This seems to be due to autoconf 2.5x stupidity.
1913 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1915 target_configargs=${baseargs}
1917 # Passing a --with-cross-host argument lets the target libraries know
1918 # whether they are being built with a cross-compiler or being built
1919 # native. However, it would be better to use other mechanisms to make the
1920 # sorts of decisions they want to make on this basis. Please consider
1921 # this option to be deprecated. FIXME.
1922 if test x${is_cross_compiler} = xyes ; then
1923 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1926 # Default to --enable-multilib.
1927 if test x${enable_multilib} = x ; then
1928 target_configargs="--enable-multilib ${target_configargs}"
1931 # Pass --with-newlib if appropriate. Note that target_configdirs has
1932 # changed from the earlier setting of with_newlib.
1933 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1934 target_configargs="--with-newlib ${target_configargs}"
1937 # Different target subdirs use different values of certain variables
1938 # (notably CXX). Worse, multilibs use *lots* of different values.
1939 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1940 # it doesn't automatically accept command-line overrides of them.
1941 # This means it's not safe for target subdirs to share a cache file,
1942 # which is disgusting, but there you have it. Hopefully this can be
1943 # fixed in future. It's still worthwhile to use a cache file for each
1944 # directory. I think.
1946 # Pass the appropriate --host, --build, and --cache-file arguments.
1947 target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1949 # provide a proper gxx_include_dir.
1950 # Note, if you change the default, make sure to fix both here and in
1951 # the gcc and libstdc++-v3 subdirectories.
1952 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1953 case "${with_gxx_include_dir}" in
1955 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1958 case "${enable_version_specific_runtime_libs}" in
1959 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1961 . ${srcdir}/config.if
1962 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1964 *) gxx_include_dir=${with_gxx_include_dir} ;;
1968 case " $target_configdirs " in
1970 case " $target_configargs " in
1971 *" --with-newlib "*)
1974 FLAGS_FOR_TARGET=$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' ;;
1977 # If we're not building GCC, don't discard standard headers.
1978 if test -d ${srcdir}/gcc; then
1979 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1981 if test "${build}" != "${host}"; then
1982 # On Canadian crosses, CC_FOR_TARGET will have already been set
1983 # by `configure', so we won't have an opportunity to add -Bgcc/
1984 # to it. This is right: we don't want to search that directory
1985 # for binaries, but we want the header files in there, so add
1987 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1989 # Someone might think of using the pre-installed headers on
1990 # Canadian crosses, in case the installed compiler is not fully
1991 # compatible with the compiler being built. In this case, it
1992 # would be better to flag an error than risking having
1993 # incompatible object files being constructed. We can't
1994 # guarantee that an error will be flagged, but let's hope the
1995 # compiler will do it, when presented with incompatible header
2000 case "${target}-${is_cross_compiler}" in
2001 i[[3456789]]86-*-linux*-no)
2002 # Here host == target, so we don't need to build gcc,
2003 # so we don't want to discard standard headers.
2004 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2007 # If we're building newlib, use its generic headers last, but search
2008 # for any libc-related directories first (so make it the last -B
2010 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2018 # Allow the user to override the flags for
2019 # our build compiler if desired.
2020 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2022 # On Canadian crosses, we'll be searching the right directories for
2023 # the previously-installed cross compiler, so don't bother to add
2024 # flags for directories within the install tree of the compiler
2025 # being built; programs in there won't even run.
2026 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2027 # Search for pre-installed headers if nothing else fits.
2028 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2031 if test "x${use_gnu_ld}" = x &&
2032 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2033 # Arrange for us to find uninstalled linker scripts.
2034 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
2037 if test "x${CC_FOR_TARGET+set}" = xset; then
2039 elif test -d ${srcdir}/gcc; then
2040 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
2041 elif test "$host" = "$target"; then
2042 CC_FOR_TARGET='$(CC)'
2044 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
2046 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2048 if test "x${GCJ_FOR_TARGET+set}" = xset; then
2050 elif test -d ${srcdir}/gcc; then
2051 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
2052 elif test "$host" = "$target"; then
2053 GCJ_FOR_TARGET='gcj'
2055 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
2057 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2059 if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
2061 elif test -d ${srcdir}/gcc; then
2062 GFORTRAN_FOR_TARGET='$$r/gcc/gfortran -B$$r/gcc/'
2063 elif test "$host" = "$target"; then
2064 GFORTRAN_FOR_TARGET='gfortran'
2066 GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
2068 case $GFORTRAN_FOR_TARGET in
2069 *' $(FLAGS_FOR_TARGET)') ;;
2070 *) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
2073 # Don't use libstdc++-v3's flags to configure/build itself.
2074 libstdcxx_flags='`test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2075 raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2077 if test "x${CXX_FOR_TARGET+set}" = xset; then
2078 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
2079 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2081 elif test -d ${srcdir}/gcc; then
2082 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
2083 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2084 # default whereas gcc does not.
2085 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2087 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
2088 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
2089 elif test "$host" = "$target"; then
2090 CXX_FOR_TARGET='$(CXX)'
2091 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2093 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
2094 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2096 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2097 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2099 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2100 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2102 # We want to defer the evaluation of `cmd`s and shell variables in
2103 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2104 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2105 # quotes, but we still have to duplicate `$'s so that shell variables
2106 # can be expanded by the nested make as shell variables, not as make
2108 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2109 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2111 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2112 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2113 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2114 GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
2115 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2116 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2117 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2118 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2120 # Makefile fragments.
2121 host_makefile_frag=${srcdir}/${host_makefile_frag}
2122 target_makefile_frag=${srcdir}/${target_makefile_frag}
2123 alphaieee_frag=${srcdir}/${alphaieee_frag}
2124 ospace_frag=${srcdir}/${ospace_frag}
2125 AC_SUBST_FILE(host_makefile_frag)
2126 AC_SUBST_FILE(target_makefile_frag)
2127 AC_SUBST_FILE(alphaieee_frag)
2128 AC_SUBST_FILE(ospace_frag)
2130 # Miscellanea: directories, flags, etc.
2131 AC_SUBST(SET_LIB_PATH)
2132 AC_SUBST(RPATH_ENVVAR)
2133 AC_SUBST(BUILD_PREFIX)
2134 AC_SUBST(BUILD_PREFIX_1)
2135 AC_SUBST(gcc_version_trigger)
2136 AC_SUBST(gcc_version)
2138 AC_SUBST(build_tooldir)
2140 AC_SUBST(gxx_include_dir)
2141 AC_SUBST(libstdcxx_incdir)
2143 # Build module lists & subconfigure args.
2144 AC_SUBST(build_configargs)
2145 AC_SUBST(configure_build_modules)
2146 AC_SUBST(all_build_modules)
2148 # Host module lists & subconfigure args.
2149 AC_SUBST(host_configargs)
2150 AC_SUBST(configdirs)
2152 # Target module lists & subconfigure args.
2153 AC_SUBST(target_configargs)
2154 AC_SUBST(target_configdirs)
2158 AC_SUBST(CC_FOR_BUILD)
2162 AC_SUBST(config_shell)
2165 NCN_STRICT_CHECK_TOOL(AR, ar)
2166 NCN_STRICT_CHECK_TOOL(AS, as)
2167 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2168 NCN_STRICT_CHECK_TOOL(LD, ld)
2169 NCN_STRICT_CHECK_TOOL(NM, nm)
2170 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2171 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2172 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2173 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2177 AC_SUBST(CFLAGS_FOR_BUILD)
2179 AC_SUBST(DEFAULT_YACC)
2180 AC_SUBST(DEFAULT_LEX)
2181 AC_SUBST(DEFAULT_M4)
2184 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2185 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2186 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2187 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2188 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2189 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2190 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
2192 AC_SUBST(GCC_FOR_TARGET)
2193 AC_SUBST(FLAGS_FOR_TARGET)
2194 AC_SUBST(CC_FOR_TARGET)
2195 AC_SUBST(GCJ_FOR_TARGET)
2196 AC_SUBST(GFORTRAN_FOR_TARGET)
2197 AC_SUBST(CXX_FOR_TARGET)
2198 AC_SUBST(RAW_CXX_FOR_TARGET)
2199 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2200 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2202 # Fix up target tools.
2203 if test "x${build}" = "x${host}" ; then
2204 # In this case, the newly built tools can and should be used,
2205 # so we override the results of the autoconf tests.
2206 # This should really only happen when the tools are actually being built,
2207 # but that's a further refinement. The new build scheme, where
2208 # tools are built into a structure paralleling where they're installed,
2209 # should also eliminate all of this cleanly.
2210 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2211 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2212 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2213 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2214 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2215 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2216 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2218 # Just use the ones we found.
2219 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2220 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2221 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2222 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2223 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2224 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2225 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2227 AC_SUBST(AR_FOR_TARGET)
2228 AC_SUBST(AS_FOR_TARGET)
2229 AC_SUBST(DLLTOOL_FOR_TARGET)
2230 AC_SUBST(LD_FOR_TARGET)
2231 AC_SUBST(NM_FOR_TARGET)
2232 AC_SUBST(RANLIB_FOR_TARGET)
2233 AC_SUBST(WINDRES_FOR_TARGET)
2235 # Certain tools may need extra flags.
2236 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2237 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2238 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2240 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2241 AC_ARG_ENABLE(maintainer-mode,
2242 [ --enable-maintainer-mode enable make rules and dependencies not useful
2243 (and sometimes confusing) to the casual installer],
2244 USE_MAINTAINER_MODE=$enableval,
2245 USE_MAINTAINER_MODE=no)
2246 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2247 AC_SUBST(MAINTAINER_MODE_TRUE)
2248 AC_SUBST(MAINTAINER_MODE_FALSE)
2249 if test "$USE_MAINTAINER_MODE" = yes; then
2250 MAINTAINER_MODE_TRUE=
2251 MAINTAINER_MODE_FALSE='#'
2253 MAINTAINER_MODE_TRUE='#'
2254 MAINTAINER_MODE_FALSE=
2256 MAINT=$MAINTAINER_MODE_TRUE
2259 # ---------------------
2260 # GCC bootstrap support
2261 # ---------------------
2263 # Stage specific cflags for build.
2268 yes) stage1_cflags="-g -Wa,-J" ;;
2269 *) stage1_cflags="-g -J" ;;
2272 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2273 # sources; use -no-cpp-precomp to get to GNU cpp.
2274 # Apple's GCC has bugs in designated initializer handling, so disable
2276 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2279 AC_SUBST(stage1_cflags)
2281 # It makes debugging easier if we create as symlinks the stage directories
2282 # gcc for stageN-gcc and stage-prev for stage(N-1). In case this is not
2283 # possible, however, we can resort to mv.
2284 AC_CACHE_CHECK([if symbolic links between directories work],
2285 [gcc_cv_prog_ln_s_dir],
2286 [if test "${LN_S}" = "ln -s" \
2287 && mkdir confdir.s1 \
2288 && ln -s confdir.s1 confdir.s2 \
2289 && echo timestamp1 > confdir.s1/conftest.1 \
2290 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2291 && echo timestamp2 > confdir.s2/conftest.2 \
2292 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2293 && rm -f confdir.s2; then
2294 gcc_cv_prog_ln_s_dir=yes
2296 gcc_cv_prog_ln_s_dir=yes
2298 rm -rf confdir.s1 confdir.s2])
2300 case ${gcc_cv_prog_ln_s_dir} in
2302 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2303 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2305 CREATE_LINK_TO_DIR='mv $$1 $$2'
2306 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2308 AC_SUBST(CREATE_LINK_TO_DIR)
2309 AC_SUBST(UNDO_LINK_TO_DIR)
2311 # Enable -Werror in bootstrap stage2 and later.
2312 # Change the default to "no" on release branches.
2313 AC_ARG_ENABLE(werror,
2314 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2315 [enable_werror=yes])
2316 case ${enable_werror} in
2317 yes) stage2_werror_flag="--enable-werror-always" ;;
2318 *) stage2_werror_flag="" ;;
2320 AC_SUBST(stage2_werror_flag)