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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
85 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
87 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
88 INSTALL="${srcpwd}/install-sh -c"
91 # Set srcdir to "." if that's what it is.
92 # This is important for multilib support.
94 if test "${pwd}" = "${srcpwd}" ; then
102 ### To add a new directory to the tree, first choose whether it is a target
103 ### or a host dependent tool. Then put it into the appropriate list
104 ### (library or tools, host or target), doing a dependency sort.
106 # Subdirs will be configured in the order listed in build_configdirs,
107 # configdirs, or target_configdirs; see the serialization section below.
109 # Dependency sorting is only needed when *configuration* must be done in
110 # a particular order. In all cases a dependency should be specified in
111 # the Makefile, whether or not it's implicitly specified here.
113 # Double entries in build_configdirs, configdirs, or target_configdirs may
114 # cause circular dependencies and break everything horribly.
116 # these library is used by various programs built for the build
119 build_libs="build-libiberty"
121 # these tools are built for the build environment
122 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
124 # these libraries are used by various programs built for the host environment
126 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp"
128 # these tools are built for the host environment
129 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
130 # know that we are building the simulator.
131 # binutils, gas and ld appear in that order because it makes sense to run
132 # "make check" in that particular order.
133 host_tools="texinfo byacc flex bison binutils gas ld fixincludes 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 gnattools"
135 # libgcj represents the runtime libraries only used by gcj.
136 libgcj="target-libffi \
142 # these libraries are built for the target environment, and are built after
143 # the host libraries and the host tools (which may be a cross compiler)
145 target_libraries="target-libiberty \
148 target-libstdc++-v3 \
157 # these tools are built using the target libraries, and are intended to
158 # run only in the target environment
160 # note: any program that *uses* libraries that are in the "target_libraries"
161 # list belongs in this list. those programs are also very likely
162 # candidates for the "native_only" list which follows
164 target_tools="target-examples target-groff target-gperf target-rda"
166 ################################################################################
168 ## All tools belong in one of the four categories, and are assigned above
169 ## We assign ${configdirs} this way to remove all embedded newlines. This
170 ## is important because configure will choke if they ever get through.
171 ## ${configdirs} is directories we build using the host tools.
172 ## ${target_configdirs} is directories we build using the target tools.
173 configdirs=`echo ${host_libs} ${host_tools}`
174 target_configdirs=`echo ${target_libraries} ${target_tools}`
175 build_configdirs=`echo ${build_libs} ${build_tools}`
177 ################################################################################
179 srcname="gnu development package"
181 # This gets set non-empty for some net releases of packages.
184 # Define is_cross_compiler to save on calls to 'test'.
186 if test x"${host}" = x"${target}" ; then
189 is_cross_compiler=yes
192 # Find the build and target subdir names.
195 # Skipdirs are removed silently.
197 # Noconfigdirs are removed loudly.
201 # Make sure we don't let GNU ld be added if we didn't want it.
202 if test x$with_gnu_ld = xno ; then
204 noconfigdirs="$noconfigdirs ld"
208 # Make sure we don't let GNU as be added if we didn't want it.
209 if test x$with_gnu_as = xno ; then
211 noconfigdirs="$noconfigdirs gas"
214 # some tools are so dependent upon X11 that if we're not building with X,
215 # it's not even worth trying to configure, much less build, that tool.
218 yes | "") ;; # the default value for this tree is that X11 is available
220 skipdirs="${skipdirs} tk itcl libgui"
221 # We won't be able to build gdbtk without X.
224 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
227 # Some tools are only suitable for building in a "native" situation.
228 # Remove these if host!=target.
229 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"
231 # Similarly, some are only suitable for cross toolchains.
232 # Remove these if host=target.
233 cross_only="target-libgloss target-newlib target-opcodes"
235 case $is_cross_compiler in
236 no) skipdirs="${skipdirs} ${cross_only}" ;;
237 yes) skipdirs="${skipdirs} ${native_only}" ;;
240 # If both --with-headers and --with-libs are specified, default to
242 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
243 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
244 if test x"${with_newlib}" = x ; then
249 # Recognize --with-newlib/--without-newlib.
250 case ${with_newlib} in
251 no) skipdirs="${skipdirs} target-newlib" ;;
252 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
255 # Configure extra directories which are host specific
259 configdirs="$configdirs libtermcap" ;;
262 # A target can indicate whether a language isn't supported for some reason.
263 # Only spaces may be used in this macro; not newlines or tabs.
264 unsupported_languages=
266 # Remove more programs from consideration, based on the host or
267 # target this usually means that a port of the program doesn't
272 noconfigdirs="$noconfigdirs byacc"
274 i[[3456789]]86-*-vsta)
275 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
277 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
278 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
280 i[[3456789]]86-*-mingw32*)
281 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
282 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
284 i[[3456789]]86-*-beos*)
285 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
288 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
291 noconfigdirs="$noconfigdirs rcs"
294 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
297 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
302 AC_ARG_ENABLE(libada,
303 [ --enable-libada Builds libada directory],
304 ENABLE_LIBADA=$enableval,
306 if test "${ENABLE_LIBADA}" != "yes" ; then
307 noconfigdirs="$noconfigdirs target-libada"
308 noconfigdirs="$noconfigdirs gnattools"
311 AC_ARG_ENABLE(libssp,
312 [ --enable-libssp Builds libssp directory],
313 ENABLE_LIBSSP=$enableval,
315 if test "${ENABLE_LIBSSP}" != "yes" ; then
316 noconfigdirs="$noconfigdirs target-libssp"
319 # Save it here so that, even in case of --enable-libgcj, if the Java
320 # front-end isn't enabled, we still get libgcj disabled.
322 case $enable_libgcj in
324 # If we reset it here, it won't get added to noconfigdirs in the
325 # target-specific build rules, so it will be forcibly enabled
326 # (unless the Java language itself isn't enabled).
330 # Make sure we get it printed in the list of not supported target libs.
331 noconfigdirs="$noconfigdirs ${libgcj}"
336 # Allow --disable-libmudflap to exclude target-libmudflap
337 case $enable_libmudflap in
341 noconfigdirs="$noconfigdirs target-libmudflap"
345 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
346 # Enable libmudflap by default in GNU and friends.
349 # Enable libmudflap by default in FreeBSD.
352 # Disable it by default everywhere else.
353 noconfigdirs="$noconfigdirs target-libmudflap"
358 # Allow --disable-libgomp to exclude target-libgomp
359 case $enable_libgomp in
363 noconfigdirs="$noconfigdirs target-libgomp"
366 # Enable libgomp by default on hosted POSIX systems.
368 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
370 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
372 *-*-solaris2* | *-*-sysv4* | *-*-irix* | *-*-osf* | *-*-hpux*)
377 noconfigdirs="$noconfigdirs target-libgomp"
385 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
388 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
389 noconfigdirs="$noconfigdirs sim target-rda"
392 noconfigdirs="$noconfigdirs ld gas gdb gprof"
393 noconfigdirs="$noconfigdirs sim target-rda"
394 noconfigdirs="$noconfigdirs ${libgcj}"
396 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
397 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
400 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
401 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
402 && test -f /usr/local/include/gmp.h; then
406 # Skip some stuff that's unsupported on some FreeBSD configurations.
411 noconfigdirs="$noconfigdirs ${libgcj}"
416 # Remove unsupported stuff on all kaOS configurations.
417 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
418 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
419 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
420 noconfigdirs="$noconfigdirs target-libgloss"
423 # Skip some stuff on all NetBSD configurations.
424 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
426 # Skip some stuff that's unsupported on some NetBSD configurations.
428 i*86-*-netbsdelf*) ;;
429 arm*-*-netbsdelf*) ;;
431 noconfigdirs="$noconfigdirs ${libgcj}"
436 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
439 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
441 # The tpf target doesn't support gdb yet.
443 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
446 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
449 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
452 noconfigdirs="$noconfigdirs target-libstdc++-v3"
455 # ld works, but does not support shared libraries.
456 # newlib is not 64 bit ready. I'm not sure about fileutils.
457 # gas doesn't generate exception information.
458 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
461 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
464 # newlib is not 64 bit ready
465 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
468 # newlib is not 64 bit ready
469 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
472 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
475 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
477 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
478 noconfigdirs="$noconfigdirs ${libgcj}"
479 noconfigdirs="$noconfigdirs target-examples"
480 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
481 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
482 noconfigdirs="$noconfigdirs expect dejagnu"
483 # the C++ libraries don't build on top of CE's C libraries
484 noconfigdirs="$noconfigdirs target-libstdc++-v3"
485 noconfigdirs="$noconfigdirs target-newlib"
487 *-*-cygwin*) ;; # keep gdb and readline
488 *) noconfigdirs="$noconfigdirs gdb readline"
493 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
497 arm-*-coff | strongarm-*-coff | xscale-*-coff)
498 noconfigdirs="$noconfigdirs ${libgcj}"
500 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
501 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
504 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
507 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
510 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
513 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
516 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
519 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
522 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
525 noconfigdirs="$noconfigdirs target-libgloss gdb"
526 if [ x${is_cross_compiler} != xno ] ; then
527 target_configdirs="${target_configdirs} target-bsp target-cygmon"
531 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
533 c54x*-*-* | tic54x-*-*)
534 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
536 cris-*-* | crisv32-*-*)
537 unsupported_languages="$unsupported_languages java"
540 unsupported_languages="$unsupported_languages fortran"
541 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
543 unsupported_languages="$unsupported_languages fortran"
544 noconfigdirs="$noconfigdirs target-boehm-gc";;
546 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
548 unsupported_languages="$unsupported_languages fortran"
549 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
553 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
556 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
559 noconfigdirs="$noconfigdirs ${libgcj} gdb"
562 noconfigdirs="$noconfigdirs ${libgcj} gdb"
565 noconfigdirs="$noconfigdirs ${libgcj}"
568 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
571 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
573 hppa1.1-*-osf* | hppa1.1-*-bsd* )
575 hppa*64*-*-linux* | parisc*64*-*-linux*)
576 # In this case, it's because the hppa64-linux target is for
577 # the kernel only at this point and has no libc, and thus no
578 # headers, crt*.o, etc., all of which are needed by these.
579 noconfigdirs="$noconfigdirs target-zlib"
581 parisc*-*-linux* | hppa*-*-linux*)
587 noconfigdirs="$noconfigdirs ${libgcj}"
590 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
591 # build on HP-UX 10.20.
592 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
595 noconfigdirs="$noconfigdirs ${libgcj} gdb"
598 # No gdb support yet.
599 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
602 # No gdb or ld support yet.
603 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
607 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
608 noconfigdirs="$noconfigdirs ${libgcj}"
610 i[[3456789]]86-*-linux*)
611 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
612 # not build java stuff by default.
615 noconfigdirs="$noconfigdirs ${libgcj}";;
618 # This section makes it possible to build newlib natively on linux.
619 # If we are using a cross compiler then don't configure newlib.
620 if test x${is_cross_compiler} != xno ; then
621 noconfigdirs="$noconfigdirs target-newlib"
623 noconfigdirs="$noconfigdirs target-libgloss"
624 # If we are not using a cross compiler, do configure newlib.
625 # Note however, that newlib will only be configured in this situation
626 # if the --with-newlib option has been given, because otherwise
627 # 'target-newlib' will appear in skipdirs.
629 i[[3456789]]86-*-mingw32*)
630 target_configdirs="$target_configdirs target-mingw"
631 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
633 # Can't build gdb for mingw32 if not native.
635 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
636 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl gnuserv"
641 target_configdirs="$target_configdirs target-libtermcap target-winsup"
642 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
643 # always build newlib if winsup directory is present.
644 if test -d "$srcdir/winsup"; then
645 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
646 elif test -d "$srcdir/newlib"; then
647 echo "Warning: winsup is missing so newlib can't be built."
650 # Can't build gdb for Cygwin if not native.
652 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
653 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl libgui gnuserv"
657 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
658 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
661 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
663 i[[3456789]]86-*-sco3.2v5*)
664 # The linker does not yet know about weak symbols in COFF,
665 # and is not configured to handle mixed ELF and COFF.
666 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
668 i[[3456789]]86-*-sco*)
669 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
671 i[[3456789]]86-*-solaris2*)
672 noconfigdirs="$noconfigdirs target-libgloss"
674 i[[3456789]]86-*-sysv4*)
675 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
677 i[[3456789]]86-*-beos*)
678 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
681 noconfigdirs="$noconfigdirs ${libgcj}"
683 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
684 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
687 noconfigdirs="$noconfigdirs ${libgcj}"
690 noconfigdirs="$noconfigdirs ${libgcj}"
693 # The EPOC C++ environment does not support exceptions or rtti,
694 # and so building libstdc++-v3 tends not to always work.
695 noconfigdirs="$noconfigdirs target-libstdc++-v3"
698 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
699 unsupported_languages="$unsupported_languages fortran java"
702 noconfigdirs="$noconfigdirs ${libgcj}"
705 noconfigdirs="$noconfigdirs ${libgcj}"
708 noconfigdirs="$noconfigdirs sim"
711 # copied from rs6000-*-* entry
712 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
714 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
715 target_configdirs="$target_configdirs target-winsup"
716 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
717 # always build newlib.
718 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
720 # This is temporary until we can link against shared libraries
721 powerpcle-*-solaris*)
722 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
725 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
728 noconfigdirs="$noconfigdirs ${libgcj}"
730 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
733 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
736 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
739 noconfigdirs="$noconfigdirs gprof ${libgcj}"
742 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
745 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
748 # Linking libjava exceeds command-line length limits on at least
749 # IRIX 6.2, but not on IRIX 6.5.
750 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
751 # <oldham@codesourcery.com>
752 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
755 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
758 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
761 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
764 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
767 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
770 noconfigdirs="$noconfigdirs gprof ${libgcj}"
773 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
777 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
778 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
779 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
780 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
782 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
785 noconfigdirs="$noconfigdirs ${libgcj}"
788 noconfigdirs="$noconfigdirs ${libgcj}"
791 noconfigdirs="$noconfigdirs ${libgcj}"
794 noconfigdirs="$noconfigdirs ${libgcj}"
795 if test x${is_cross_compiler} != xno ; then
796 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
801 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
802 noconfigdirs="$noconfigdirs ${libgcj}"
804 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
807 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
810 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
813 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
816 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
819 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
822 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
825 noconfigdirs="$noconfigdirs ${libgcj}"
828 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
830 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
831 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
834 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
837 noconfigdirs="$noconfigdirs ${libgcj}"
841 # If we aren't building newlib, then don't build libgloss, since libgloss
842 # depends upon some newlib header files.
843 case "${noconfigdirs}" in
844 *target-libgloss*) ;;
845 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
848 # Work in distributions that contain no compiler tools, like Autoconf.
850 host_makefile_frag=/dev/null
851 if test -d ${srcdir}/config ; then
854 # Avoid "too much defining" errors from HPUX compiler.
855 tentative_cc="cc -Wp,-H256000"
856 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
857 # If it's HP/UX ar, this should be harmless.
861 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
864 #None of the Apollo compilers can compile gas or binutils. The preprocessor
865 # chokes on bfd, the compiler won't let you assign integers to enums, and
866 # other problems. Defining CC to gcc is a questionable way to say "don't use
867 # the apollo compiler" (the preferred version of GCC could be called cc,
868 # or whatever), but I'm not sure leaving CC as cc is any better...
869 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
870 # Used to have BISON=yacc.
874 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
877 # Under CX/UX, we want to tell the compiler to use ANSI mode.
878 tentative_cc="cc -Xa"
879 host_makefile_frag="config/mh-cxux"
884 tentative_cc="cc -Wf,-XNg1000"
885 host_makefile_frag="config/mh-decstation"
888 # The C compiler on NEC MIPS SVR4 needs bigger tables.
889 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
890 host_makefile_frag="config/mh-necv4"
893 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
894 # environment. Also bump switch table size so that cp-parse will
895 # compile. Bump string length limit so linker builds.
896 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
899 host_makefile_frag="config/mh-sysv4"
902 # This is for a MIPS running RISC/os 4.52C.
904 # This is needed for GDB, but needs to be in the top-level make because
905 # if a library is compiled with the bsd headers and gets linked with the
906 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
908 # ptrace(2) apparently has problems in the BSD environment. No workaround is
909 # known except to select the sysv environment. Could we use /proc instead?
910 # These "sysv environments" and "bsd environments" often end up being a pain.
912 # This is not part of CFLAGS because perhaps not all C compilers have this
914 tentative_cc="cc -systype sysv"
919 i[[3456789]]86-*-sysv5*)
920 host_makefile_frag="config/mh-sysv5"
922 i[[3456789]]86-*-dgux*)
923 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
924 host_makefile_frag="config/mh-dgux386"
926 i[[3456789]]86-ncr-sysv4.3*)
927 # The MetaWare compiler will generate a copyright message unless you
928 # turn it off by adding the -Hnocopyr flag.
929 tentative_cc="cc -Hnocopyr"
931 i[[3456789]]86-ncr-sysv4*)
932 # for an NCR 3000 (i486/SVR4) system.
933 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
934 # This compiler not only emits obnoxious copyright messages every time
935 # you run it, but it chokes and dies on a whole bunch of GNU source
936 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
937 tentative_cc="/usr/ccs/ATT/cc"
938 host_makefile_frag="config/mh-ncr3000"
940 i[[3456789]]86-*-sco3.2v5*)
942 i[[3456789]]86-*-sco*)
943 # The native C compiler botches some simple uses of const. Unfortunately,
944 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
945 tentative_cc="cc -Dconst="
946 host_makefile_frag="config/mh-sco"
948 i[[3456789]]86-*-udk*)
949 host_makefile_frag="config/mh-sysv5"
951 i[[3456789]]86-*-solaris2*)
952 host_makefile_frag="config/mh-sysv4"
954 i[[3456789]]86-*-msdosdjgpp*)
955 host_makefile_frag="config/mh-djgpp"
958 host_makefile_frag="config/mh-cygwin"
963 host_makefile_frag="config/mh-interix"
966 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
970 host_makefile_frag="config/mh-solaris"
973 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
974 # without overflowing the jump tables (-J says to use a 32 bit table)
978 tentative_cc="cc -Wp,-H256000"
981 tentative_cc="cc -Wp,-H256000"
984 # /bin/cc is less than useful for our purposes. Always use GCC
985 tentative_cc="/usr/cygnus/progressive/bin/gcc"
986 host_makefile_frag="config/mh-lynxrs6k"
989 host_makefile_frag="config/mh-ppc-darwin"
992 # /bin/cc is less than useful for our purposes. Always use GCC
993 tentative_cc="/bin/gcc"
996 host_makefile_frag="config/mh-sysv4"
998 # This is placed last to prevent interfering with the cases above.
1000 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1001 host_makefile_frag="config/mh-x86omitfp"
1006 # If we aren't going to be using gcc, see if we can extract a definition
1007 # of CC from the fragment.
1008 # Actually, use the 'pre-extracted' version above.
1009 if test -z "${CC}" && test "${build}" = "${host}" ; then
1010 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1012 for dir in $PATH; do
1013 test -z "$dir" && dir=.
1014 if test -f $dir/gcc; then
1020 if test -z "${found}" && test -n "${tentative_cc}" ; then
1025 if test "${build}" != "${host}" ; then
1026 # If we are doing a Canadian Cross, in which the host and build systems
1027 # are not the same, we set reasonable default values for the tools.
1029 CC=${CC-${host_alias}-gcc}
1030 CFLAGS=${CFLAGS-"-g -O2"}
1031 CXX=${CXX-${host_alias}-c++}
1032 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1033 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1034 BUILD_PREFIX=${build_alias}-
1035 BUILD_PREFIX_1=${build_alias}-
1038 # Set reasonable default values for some tools even if not Canadian.
1039 # Of course, these are different reasonable default values, originally
1040 # specified directly in the Makefile.
1041 # We don't export, so that autoconf can do its job.
1042 # Note that all these settings are above the fragment inclusion point
1043 # in Makefile.in, so can still be overridden by fragments.
1044 # This is all going to change when we autoconfiscate...
1046 CC_FOR_BUILD="\$(CC)"
1048 BUILD_PREFIX_1=loser-
1052 # We must set the default linker to the linker used by gcc for the correct
1053 # operation of libtool. If LD is not defined and we are using gcc, try to
1054 # set the LD default to the ld used by gcc.
1055 if test -z "$LD"; then
1056 if test "$GCC" = yes; then
1059 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1061 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1063 case $gcc_prog_ld in
1064 # Accept absolute paths.
1065 [[\\/]* | [A-Za-z]:[\\/]*)]
1066 LD="$gcc_prog_ld" ;;
1072 CFLAGS=${CFLAGS-"-g"}
1073 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1077 ACX_PROG_CMP_IGNORE_INITIAL
1079 # Check for GMP and MPFR
1083 # Specify a location for mpfr
1084 # check for this first so it ends up on the link line before gmp.
1085 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1087 if test "x$with_mpfr_dir" != x; then
1088 gmpinc="-I$with_mpfr_dir"
1089 gmplibs="$with_mpfr_dir/libmpfr.a"
1094 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1096 if test "x$with_mpfr" != x; then
1097 gmplibs="-L$with_mpfr/lib $gmplibs"
1098 gmpinc="-I$with_mpfr/include"
1101 # Specify a location for gmp
1102 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1104 if test "x$with_gmp_dir" != x; then
1105 gmpinc="$gmpinc -I$with_gmp_dir"
1106 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1107 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
1108 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1109 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
1111 # One of the later tests will catch the error if neither library is present.
1113 gmplibs="$gmplibs -lgmp"
1116 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1118 if test "x$with_gmp" != x; then
1119 gmplibs="-L$with_gmp/lib $gmplibs"
1120 gmpinc="-I$with_gmp/include $gmpinc"
1123 saved_CFLAGS="$CFLAGS"
1124 CFLAGS="$CFLAGS $gmpinc"
1125 # Check GMP actually works
1126 AC_MSG_CHECKING([for correct version of gmp.h])
1127 AC_TRY_COMPILE([#include "gmp.h"],[
1128 #if __GNU_MP_VERSION < 3
1131 ], [AC_MSG_RESULT([yes])],
1132 [AC_MSG_RESULT([no]); have_gmp=no])
1134 if test x"$have_gmp" = xyes; then
1135 AC_MSG_CHECKING([for MPFR])
1138 LIBS="$LIBS $gmplibs"
1139 AC_TRY_LINK([#include <gmp.h>
1140 #include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
1141 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1143 CFLAGS="$saved_CFLAGS"
1146 # Flags needed for both GMP and/or MPFR
1150 # By default, C is the only stage 1 language.
1152 AC_SUBST(stage1_languages)
1154 # Figure out what language subdirectories are present.
1155 # Look if the user specified --enable-languages="..."; if not, use
1156 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1158 # NB: embedded tabs in this IF block -- do not untabify
1159 if test -d ${srcdir}/gcc; then
1160 if test x"${enable_languages+set}" != xset; then
1161 if test x"${LANGUAGES+set}" = xset; then
1162 enable_languages="${LANGUAGES}"
1163 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1165 enable_languages=all
1168 if test x"${enable_languages}" = x ||
1169 test x"${enable_languages}" = xyes;
1171 echo configure.in: --enable-languages needs at least one language argument 1>&2
1175 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1177 # 'f95' is the old name for the 'fortran' language. We issue a warning
1178 # and make the substitution.
1179 case ,${enable_languages}, in
1181 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1182 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1186 # First scan to see if an enabled language requires some other language.
1187 # We assume that a given config-lang.in will list all the language
1188 # front ends it requires, even if some are required indirectly.
1189 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1190 case ${lang_frag} in
1192 # The odd quoting in the next line works around
1193 # an apparent bug in bash 1.12 on linux.
1194 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1196 # From the config-lang.in, get $language, $lang_requires
1200 for other in ${lang_requires} ; do
1201 case ,${enable_languages}, in
1205 echo " \`$other' language required by \`$language'; enabling" 1>&2
1206 enable_languages="${enable_languages},${other}"
1214 new_enable_languages=c
1215 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1216 potential_languages=c
1218 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1219 case ${lang_frag} in
1221 # The odd quoting in the next line works around
1222 # an apparent bug in bash 1.12 on linux.
1223 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1225 # From the config-lang.in, get $language, $target_libs,
1226 # $lang_dirs, $boot_language, and $build_by_default
1234 potential_languages="${potential_languages},${language}"
1235 # This is quite sensitive to the ordering of the case statement arms.
1236 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1238 echo "${lang_frag} doesn't set \$language." 1>&2
1242 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1245 *,${language},*:*:*:*)
1246 # Language was explicitly selected; include it.
1250 # 'all' was selected, but this is not a default language
1251 # so do not include it.
1255 # 'all' was selected and this is a default language; include it.
1263 # Disable languages that need GMP if it isn't available.
1264 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1265 *,${language},*:no:yes)
1266 # Specifically requested language; tell them.
1267 AC_MSG_ERROR([GMP with MPFR support is required to build $language])
1275 # Disable a language that is unsupported by the target.
1276 case " $unsupported_languages " in
1282 case $add_this_lang in
1284 # Remove language-dependent dirs.
1285 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1288 new_enable_languages="$new_enable_languages,$language"
1289 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1290 case ${boot_language} in
1292 # Add to (comma-separated) list of stage 1 languages.
1293 stage1_languages="${stage1_languages},${language}"
1302 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1303 if test "x$missing_languages" != x; then
1305 The following requested languages could not be built: ${missing_languages}
1306 Recognised languages are: ${potential_languages}])
1309 if test "x$new_enable_languages" != "x$enable_languages"; then
1310 echo The following languages will be built: ${new_enable_languages}
1312 enable_languages="$new_enable_languages"
1313 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1316 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1317 # $build_configdirs and $target_configdirs.
1318 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1321 for dir in . $skipdirs $noconfigdirs ; do
1322 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1323 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1324 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1325 if test -r $srcdir/$dirname/configure ; then
1326 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1329 notsupp="$notsupp $dir"
1333 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1334 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1335 if test -r $srcdir/$dirname/configure ; then
1336 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1339 notsupp="$notsupp $dir"
1343 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1344 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1345 if test -r $srcdir/$dirname/configure ; then
1346 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1349 notsupp="$notsupp $dir"
1355 # Sometimes the tools are distributed with libiberty but with no other
1356 # libraries. In that case, we don't want to build target-libiberty.
1357 if test -n "${target_configdirs}" ; then
1359 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1360 if test "$i" != "libiberty" ; then
1361 if test -r $srcdir/$i/configure ; then
1367 if test -z "${others}" ; then
1372 # Quietly strip out all directories which aren't configurable in this tree.
1373 # This relies on all configurable subdirectories being autoconfiscated, which
1375 build_configdirs_all="$build_configdirs"
1377 for i in ${build_configdirs_all} ; do
1378 j=`echo $i | sed -e s/build-//g`
1379 if test -f ${srcdir}/$j/configure ; then
1380 build_configdirs="${build_configdirs} $i"
1384 configdirs_all="$configdirs"
1386 for i in ${configdirs_all} ; do
1387 if test -f ${srcdir}/$i/configure ; then
1388 configdirs="${configdirs} $i"
1392 target_configdirs_all="$target_configdirs"
1394 for i in ${target_configdirs_all} ; do
1395 j=`echo $i | sed -e s/target-//g`
1396 if test -f ${srcdir}/$j/configure ; then
1397 target_configdirs="${target_configdirs} $i"
1401 # Produce a warning message for the subdirs we can't configure.
1402 # This isn't especially interesting in the Cygnus tree, but in the individual
1403 # FSF releases, it's important to let people know when their machine isn't
1404 # supported by the one or two programs in a package.
1406 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1407 # If $appdirs is non-empty, at least one of those directories must still
1408 # be configured, or we error out. (E.g., if the gas release supports a
1409 # specified target in some subdirs but not the gas subdir, we shouldn't
1410 # pretend that all is well.)
1411 if test -n "$appdirs" ; then
1412 for dir in $appdirs ; do
1413 if test -r $dir/Makefile.in ; then
1414 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1418 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1424 if test -n "$appdirs" ; then
1425 echo "*** This configuration is not supported by this package." 1>&2
1429 # Okay, some application will build, or we don't care to check. Still
1430 # notify of subdirs not getting built.
1431 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1432 echo " ${notsupp}" 1>&2
1433 echo " (Any other directories should still work fine.)" 1>&2
1443 AC_ARG_WITH([build-sysroot],
1444 [ --with-build-sysroot=sysroot
1445 use sysroot as the system root during the build],
1446 [if test x"$withval" != x ; then
1447 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1449 [SYSROOT_CFLAGS_FOR_TARGET=])
1450 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1452 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1453 # the named directory are copied to $(tooldir)/sys-include.
1454 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1455 if test x${is_cross_compiler} = xno ; then
1456 echo 1>&2 '***' --with-headers is only supported when cross compiling
1459 if test x"${with_headers}" != xyes ; then
1460 case "${exec_prefixoption}" in
1462 *) x=${exec_prefix} ;;
1464 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1468 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1469 # the name directories are copied to $(tooldir)/lib. Multiple directories
1471 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1472 if test x${is_cross_compiler} = xno ; then
1473 echo 1>&2 '***' --with-libs is only supported when cross compiling
1476 if test x"${with_libs}" != xyes ; then
1477 # Copy the libraries in reverse order, so that files in the first named
1478 # library override files in subsequent libraries.
1479 case "${exec_prefixoption}" in
1481 *) x=${exec_prefix} ;;
1483 for l in ${with_libs}; do
1484 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1489 # Handle ${copy_dirs}
1490 set fnord ${copy_dirs}
1492 while test $# != 0 ; do
1493 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1496 echo Copying $1 to $2
1498 # Use the install script to create the directory and all required
1499 # parent directories.
1500 if test -d $2 ; then
1504 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1507 # Copy the directory, assuming we have tar.
1508 # FIXME: Should we use B in the second tar? Not all systems support it.
1509 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1511 # It is the responsibility of the user to correctly adjust all
1512 # symlinks. If somebody can figure out how to handle them correctly
1513 # here, feel free to add the code.
1520 extra_arflags_for_target=
1521 extra_nmflags_for_target=
1522 extra_ranlibflags_for_target=
1523 target_makefile_frag=/dev/null
1526 target_makefile_frag="config/mt-netware"
1528 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1529 target_makefile_frag="config/mt-gnu"
1531 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1532 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1533 # commands to handle both 32-bit and 64-bit objects. These flags are
1534 # harmless if we're using GNU nm or ar.
1535 extra_arflags_for_target=" -X32_64"
1536 extra_nmflags_for_target=" -B -X32_64"
1539 # ranlib from Darwin requires the -c flag to look at common symbols.
1540 extra_ranlibflags_for_target=" -c"
1542 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1543 target_makefile_frag="config/mt-wince"
1547 alphaieee_frag=/dev/null
1550 # This just makes sure to use the -mieee option to build target libs.
1551 # This should probably be set individually by each library.
1552 alphaieee_frag="config/mt-alphaieee"
1556 # If --enable-target-optspace always use -Os instead of -O2 to build
1557 # the target libraries, similarly if it is not specified, use -Os
1558 # on selected platforms.
1559 ospace_frag=/dev/null
1560 case "${enable_target_optspace}:${target}" in
1562 ospace_frag="config/mt-ospace"
1565 ospace_frag="config/mt-d30v"
1567 :m32r-* | :d10v-* | :fr30-*)
1568 ospace_frag="config/mt-ospace"
1573 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1577 # Set with_gnu_as and with_gnu_ld as appropriate.
1579 # This is done by determining whether or not the appropriate directory
1580 # is available, and by checking whether or not specific configurations
1581 # have requested that this magic not happen.
1583 # The command line options always override the explicit settings in
1584 # configure.in, and the settings in configure.in override this magic.
1586 # If the default for a toolchain is to use GNU as and ld, and you don't
1587 # want to do that, then you should use the --without-gnu-as and
1588 # --without-gnu-ld options for the configure script.
1590 if test x${use_gnu_as} = x &&
1591 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1593 extra_host_args="$extra_host_args --with-gnu-as"
1596 if test x${use_gnu_ld} = x &&
1597 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1599 extra_host_args="$extra_host_args --with-gnu-ld"
1602 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1603 # can detect this case.
1605 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1607 extra_host_args="$extra_host_args --with-newlib"
1610 # Default to using --with-stabs for certain targets.
1611 if test x${with_stabs} = x ; then
1613 mips*-*-irix[[56]]*)
1615 mips*-*-* | alpha*-*-osf*)
1617 extra_host_args="${extra_host_args} --with-stabs"
1622 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1623 # them automatically.
1626 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1630 # Some systems (e.g., one of the i386-aix systems the gas testers are
1631 # using) don't handle "\$" correctly, so don't use it here.
1632 tooldir='${exec_prefix}'/${target_alias}
1633 build_tooldir=${tooldir}
1635 # Generate default definitions for YACC, M4, LEX and other programs that run
1636 # on the build machine. These are used if the Makefile can't locate these
1637 # programs in objdir.
1638 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1639 AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
1640 AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
1641 AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
1642 AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
1643 AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
1644 AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
1646 # Create a .gdbinit file which runs the one in srcdir
1647 # and tells GDB to look there for source files.
1649 if test -r ${srcdir}/.gdbinit ; then
1652 *) cat > ./.gdbinit <<EOF
1656 source ${srcdir}/.gdbinit
1662 # Make sure that the compiler is able to generate an executable. If it
1663 # can't, we are probably in trouble. We don't care whether we can run the
1664 # executable--we might be using a cross compiler--we only care whether it
1665 # can be created. At this point the main configure script has set CC.
1667 echo "int main () { return 0; }" > conftest.c
1668 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1669 if test $? = 0 ; then
1670 if test -s conftest || test -s conftest.exe ; then
1676 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1677 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1684 # The Solaris /usr/ucb/cc compiler does not appear to work.
1686 sparc-sun-solaris2*)
1687 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1688 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1690 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1691 if test -d /opt/cygnus/bin ; then
1692 if test "$could_use" = "" ; then
1693 could_use="/opt/cygnus/bin"
1695 could_use="$could_use or /opt/cygnus/bin"
1698 if test "$could_use" = "" ; then
1699 echo "Warning: compilation may fail because you're using"
1700 echo "/usr/ucb/cc. You should change your PATH or CC "
1701 echo "variable and rerun configure."
1703 echo "Warning: compilation may fail because you're using"
1704 echo "/usr/ucb/cc, when you should use the C compiler from"
1705 echo "$could_use. You should change your"
1706 echo "PATH or CC variable and rerun configure."
1713 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1714 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1715 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1718 # Record target_configdirs and the configure arguments for target and
1719 # build configuration in Makefile.
1720 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1721 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1723 # Determine whether gdb needs tk/tcl or not.
1724 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1725 # and in that case we want gdb to be built without tk. Ugh!
1726 # In fact I believe gdb is the *only* package directly dependent on tk,
1727 # so we should be able to put the 'maybe's in unconditionally and
1728 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1729 # 100% sure that that's safe though.
1731 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1732 case "$enable_gdbtk" in
1736 GDB_TK="${gdb_tk}" ;;
1738 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1739 # distro. Eventually someone will fix this and move Insight, nee
1740 # gdbtk to a separate directory.
1741 if test -d ${srcdir}/gdb/gdbtk ; then
1749 # Strip out unwanted targets.
1751 # While at that, we remove Makefiles if we were started for recursive
1752 # configuration, so that the top-level Makefile reconfigures them,
1753 # like we used to do when configure itself was recursive.
1755 # Loop over modules. $extrasub must be used with care, limiting as
1756 # much as possible the usage of range addresses. That's because autoconf
1757 # splits the sed script to overcome limits in the number of commands,
1758 # and relying on carefully-timed sed passes may turn out to be very hard
1759 # to maintain later. In this particular case, you just have to be careful
1760 # not to nest @if/@endif pairs, because configure will not warn you at all.
1762 AC_ARG_ENABLE([bootstrap],
1763 [ --enable-bootstrap[=lean] Enable bootstrapping [no]],,
1764 enable_bootstrap=default)
1766 # Issue errors and warnings for invalid/strange bootstrap combinations.
1767 case "$configdirs" in
1768 *gcc*) have_compiler=yes ;;
1769 *) have_compiler=no ;;
1772 case "$have_compiler:$host:$target:$enable_bootstrap" in
1775 # Default behavior. (We'll) enable bootstrap if we have a compiler
1776 # and we are in a native configuration.
1777 yes:$build:$build:default)
1778 # This will become 'yes'
1779 enable_bootstrap=no ;;
1782 enable_bootstrap=no ;;
1784 # We have a compiler and we are in a native configuration, bootstrap is ok
1785 yes:$build:$build:yes | yes:$build:$build:lean)
1788 # Other configurations, but we have a compiler. Assume the user knows
1790 yes:*:*:yes | yes:*:*:lean)
1791 AC_MSG_WARN([trying to bootstrap a cross compiler])
1794 # No compiler: if they passed --enable-bootstrap explicitly, fail
1795 no:*:*:yes | no:*:*:lean)
1796 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1798 # Fail if wrong command line
1800 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1804 # Adjust the toplevel makefile according to whether bootstrap was selected.
1805 case "$enable_bootstrap" in
1808 bootstrap_suffix=bootstrap ;;
1811 bootstrap_suffix=bootstrap ;;
1813 bootstrap_suffix=no-bootstrap ;;
1815 AC_SUBST(bootstrap_lean)
1817 for module in ${build_configdirs} ; do
1818 if test -z "${no_recursion}" \
1819 && test -f ${build_subdir}/${module}/Makefile; then
1820 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1821 rm -f ${build_subdir}/${module}/Makefile
1824 /^@if build-$module\$/d
1825 /^@endif build-$module\$/d
1826 /^@if build-$module-$bootstrap_suffix\$/d
1827 /^@endif build-$module-$bootstrap_suffix\$/d"
1829 for module in ${configdirs} ; do
1830 if test -z "${no_recursion}" \
1831 && test -f ${module}/Makefile; then
1832 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1833 rm -f ${module}/Makefile
1837 /^@endif $module\$/d
1838 /^@if $module-$bootstrap_suffix\$/d
1839 /^@endif $module-$bootstrap_suffix\$/d"
1841 for module in ${target_configdirs} ; do
1842 if test -z "${no_recursion}" \
1843 && test -f ${target_subdir}/${module}/Makefile; then
1844 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1845 rm -f ${target_subdir}/${module}/Makefile
1848 /^@if target-$module\$/d
1849 /^@endif target-$module\$/d
1850 /^@if target-$module-$bootstrap_suffix\$/d
1851 /^@endif target-$module-$bootstrap_suffix\$/d"
1855 /^@if /,/^@endif /d"
1857 # Create the serialization dependencies. This uses a temporary file.
1859 AC_ARG_ENABLE([serial-configure],
1860 [ --enable-serial-[{host,target,build}-]configure
1861 Force sequential configuration of
1862 sub-packages for the host, target or build
1863 machine, or all sub-packages])
1865 case ${enable_serial_configure} in
1867 enable_serial_build_configure=yes
1868 enable_serial_host_configure=yes
1869 enable_serial_target_configure=yes
1873 # These force 'configure's to be done one at a time, to avoid problems
1874 # with contention over a shared config.cache.
1876 echo '# serdep.tmp' > serdep.tmp
1878 test "x${enable_serial_build_configure}" = xyes &&
1879 for item in ${build_configdirs} ; do
1882 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1887 test "x${enable_serial_host_configure}" = xyes &&
1888 for item in ${configdirs} ; do
1891 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1896 test "x${enable_serial_target_configure}" = xyes &&
1897 for item in ${target_configdirs} ; do
1900 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1904 serialization_dependencies=serdep.tmp
1905 AC_SUBST_FILE(serialization_dependencies)
1907 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1908 # target and nonopt. These are the ones we might not want to pass
1909 # down to subconfigures. Also strip program-prefix, program-suffix,
1910 # and program-transform-name, so that we can pass down a consistent
1911 # program-transform-name. If autoconf has put single quotes around
1912 # any of these arguments (because they contain shell metacharacters)
1913 # then this will fail; in practice this only happens for
1914 # --program-transform-name, so be sure to override --program-transform-name
1915 # at the end of the argument list.
1916 # These will be expanded by make, so quote '$'.
1917 cat <<\EOF_SED > conftestsed
1919 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1920 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1921 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1922 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1923 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1924 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1925 s/ -cache-file[[= ]][[^ ]]*//g
1926 s/ -srcdir[[= ]][[^ ]]*//g
1927 s/ -host[[= ]][[^ ]]*//g
1928 s/ -build[[= ]][[^ ]]*//g
1929 s/ -target[[= ]][[^ ]]*//g
1930 s/ -program-prefix[[= ]][[^ ]]*//g
1931 s/ -program-suffix[[= ]][[^ ]]*//g
1932 s/ -program-transform-name[[= ]][[^ ]]*//g
1933 s/ [[^' -][^ ]*] / /
1937 sed -f conftestsed <<EOF_SED > conftestsed.out
1938 ${ac_configure_args}
1940 baseargs=`cat conftestsed.out`
1941 rm -f conftestsed conftestsed.out
1943 # Add in --program-transform-name, after --program-prefix and
1944 # --program-suffix have been applied to it. Autoconf has already
1945 # doubled dollar signs and backslashes in program_transform_name; we want
1946 # the backslashes un-doubled, and then the entire thing wrapped in single
1947 # quotes, because this will be expanded first by make and then by the shell.
1948 # Also, because we want to override the logic in subdir configure scripts to
1949 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1950 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1951 ${program_transform_name}
1953 gcc_transform_name=`cat conftestsed.out`
1954 rm -f conftestsed.out
1955 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1957 # For the build-side libraries, we just need to pretend we're native,
1958 # and not use the same cache file. Multilibs are neither needed nor
1960 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} --target=${target_alias} ${baseargs}"
1962 # For host modules, accept cache file option, or specification as blank.
1963 case "${cache_file}" in
1965 cache_file_option="" ;;
1966 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1967 cache_file_option="--cache-file=${cache_file}" ;;
1969 cache_file_option="--cache-file=../${cache_file}" ;;
1972 # Host dirs don't like to share a cache file either, horribly enough.
1973 # This seems to be due to autoconf 2.5x stupidity.
1974 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1976 target_configargs=${baseargs}
1978 # Passing a --with-cross-host argument lets the target libraries know
1979 # whether they are being built with a cross-compiler or being built
1980 # native. However, it would be better to use other mechanisms to make the
1981 # sorts of decisions they want to make on this basis. Please consider
1982 # this option to be deprecated. FIXME.
1983 if test x${is_cross_compiler} = xyes ; then
1984 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1987 # Default to --enable-multilib.
1988 if test x${enable_multilib} = x ; then
1989 target_configargs="--enable-multilib ${target_configargs}"
1992 # Pass --with-newlib if appropriate. Note that target_configdirs has
1993 # changed from the earlier setting of with_newlib.
1994 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1995 target_configargs="--with-newlib ${target_configargs}"
1998 # Different target subdirs use different values of certain variables
1999 # (notably CXX). Worse, multilibs use *lots* of different values.
2000 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2001 # it doesn't automatically accept command-line overrides of them.
2002 # This means it's not safe for target subdirs to share a cache file,
2003 # which is disgusting, but there you have it. Hopefully this can be
2004 # fixed in future. It's still worthwhile to use a cache file for each
2005 # directory. I think.
2007 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2008 # We need to pass --target, as newer autoconf's requires consistency
2009 # for target_alias and gcc doesn't manage it consistently.
2010 target_configargs="--cache-file=./config.cache --build=${build_alias} --host=${target_alias} --target=${target_alias} ${target_configargs}"
2013 case " $target_configdirs " in
2015 case " $target_configargs " in
2016 *" --with-newlib "*)
2019 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 $$s/winsup/w32api/include' ;;
2022 # If we're not building GCC, don't discard standard headers.
2023 if test -d ${srcdir}/gcc; then
2024 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2026 if test "${build}" != "${host}"; then
2027 # On Canadian crosses, CC_FOR_TARGET will have already been set
2028 # by `configure', so we won't have an opportunity to add -Bgcc/
2029 # to it. This is right: we don't want to search that directory
2030 # for binaries, but we want the header files in there, so add
2032 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2034 # Someone might think of using the pre-installed headers on
2035 # Canadian crosses, in case the installed compiler is not fully
2036 # compatible with the compiler being built. In this case, it
2037 # would be better to flag an error than risking having
2038 # incompatible object files being constructed. We can't
2039 # guarantee that an error will be flagged, but let's hope the
2040 # compiler will do it, when presented with incompatible header
2045 case "${target}-${is_cross_compiler}" in
2046 i[[3456789]]86-*-linux*-no)
2047 # Here host == target, so we don't need to build gcc,
2048 # so we don't want to discard standard headers.
2049 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2052 # If we're building newlib, use its generic headers last, but search
2053 # for any libc-related directories first (so make it the last -B
2055 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2063 # Allow the user to override the flags for
2064 # our build compiler if desired.
2065 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2067 # On Canadian crosses, we'll be searching the right directories for
2068 # the previously-installed cross compiler, so don't bother to add
2069 # flags for directories within the install tree of the compiler
2070 # being built; programs in there won't even run.
2071 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2072 # Search for pre-installed headers if nothing else fits.
2073 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2076 if test "x${use_gnu_ld}" = x &&
2077 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2078 # Arrange for us to find uninstalled linker scripts.
2079 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2082 # Makefile fragments.
2083 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2085 eval fragval=\$$frag
2086 if test $fragval != /dev/null; then
2087 eval $frag=${srcdir}/$fragval
2090 AC_SUBST_FILE(host_makefile_frag)
2091 AC_SUBST_FILE(target_makefile_frag)
2092 AC_SUBST_FILE(alphaieee_frag)
2093 AC_SUBST_FILE(ospace_frag)
2095 # Miscellanea: directories, flags, etc.
2096 AC_SUBST(RPATH_ENVVAR)
2097 AC_SUBST(BUILD_PREFIX)
2098 AC_SUBST(BUILD_PREFIX_1)
2100 AC_SUBST(build_tooldir)
2103 # Build module lists & subconfigure args.
2104 AC_SUBST(build_configargs)
2105 AC_SUBST(build_configdirs)
2107 # Host module lists & subconfigure args.
2108 AC_SUBST(host_configargs)
2109 AC_SUBST(configdirs)
2111 # Target module lists & subconfigure args.
2112 AC_SUBST(target_configargs)
2113 AC_SUBST(target_configdirs)
2116 AC_SUBST(CC_FOR_BUILD)
2117 AC_SUBST(config_shell)
2120 NCN_STRICT_CHECK_TOOLS(AR, ar)
2121 NCN_STRICT_CHECK_TOOLS(AS, as)
2122 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2123 NCN_STRICT_CHECK_TOOLS(LD, ld)
2124 NCN_STRICT_CHECK_TOOLS(NM, nm)
2125 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2126 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2127 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2128 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2132 AC_SUBST(CFLAGS_FOR_BUILD)
2135 # Target tools. Do the tests using the names they may have passed in
2136 # the environment, then move it to CONFIGURED_*_FOR_TARGET.
2137 NCN_STRICT_CHECK_TARGET_TOOLS(AR_FOR_TARGET, ar)
2138 NCN_STRICT_CHECK_TARGET_TOOLS(AS_FOR_TARGET, as)
2139 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2140 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2141 NCN_STRICT_CHECK_TARGET_TOOLS(DLLTOOL_FOR_TARGET, dlltool)
2142 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2143 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2144 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2145 NCN_STRICT_CHECK_TARGET_TOOLS(LD_FOR_TARGET, ld)
2146 NCN_STRICT_CHECK_TARGET_TOOLS(LIPO_FOR_TARGET, lipo)
2147 NCN_STRICT_CHECK_TARGET_TOOLS(NM_FOR_TARGET, nm)
2148 NCN_STRICT_CHECK_TARGET_TOOLS(OBJDUMP_FOR_TARGET, objdump)
2149 NCN_STRICT_CHECK_TARGET_TOOLS(RANLIB_FOR_TARGET, ranlib, :)
2150 NCN_STRICT_CHECK_TARGET_TOOLS(STRIP_FOR_TARGET, strip)
2151 NCN_STRICT_CHECK_TARGET_TOOLS(WINDRES_FOR_TARGET, windres)
2153 CONFIGURED_AR_FOR_TARGET="$AR_FOR_TARGET"
2154 CONFIGURED_AS_FOR_TARGET="$AS_FOR_TARGET"
2155 CONFIGURED_CC_FOR_TARGET="$CC_FOR_TARGET"
2156 CONFIGURED_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2157 CONFIGURED_DLLTOOL_FOR_TARGET="$DLLTOOL_FOR_TARGET"
2158 CONFIGURED_GCC_FOR_TARGET="$GCC_FOR_TARGET"
2159 CONFIGURED_GCJ_FOR_TARGET="$GCJ_FOR_TARGET"
2160 CONFIGURED_GFORTRAN_FOR_TARGET="$GFORTRAN_FOR_TARGET"
2161 CONFIGURED_LD_FOR_TARGET="$LD_FOR_TARGET"
2162 CONFIGURED_LIPO_FOR_TARGET="$LIPO_FOR_TARGET"
2163 CONFIGURED_NM_FOR_TARGET="$NM_FOR_TARGET"
2164 CONFIGURED_OBJDUMP_FOR_TARGET="$OBJDUMP_FOR_TARGET"
2165 CONFIGURED_RANLIB_FOR_TARGET="$RANLIB_FOR_TARGET"
2166 CONFIGURED_STRIP_FOR_TARGET="$STRIP_FOR_TARGET"
2167 CONFIGURED_WINDRES_FOR_TARGET="$WINDRES_FOR_TARGET"
2169 AC_SUBST(CONFIGURED_AR_FOR_TARGET)dnl
2170 AC_SUBST(CONFIGURED_AS_FOR_TARGET)dnl
2171 AC_SUBST(CONFIGURED_CC_FOR_TARGET)dnl
2172 AC_SUBST(CONFIGURED_CXX_FOR_TARGET)dnl
2173 AC_SUBST(CONFIGURED_DLLTOOL_FOR_TARGET)dnl
2174 AC_SUBST(CONFIGURED_GCC_FOR_TARGET)dnl
2175 AC_SUBST(CONFIGURED_GCJ_FOR_TARGET)dnl
2176 AC_SUBST(CONFIGURED_GFORTRAN_FOR_TARGET)dnl
2177 AC_SUBST(CONFIGURED_LD_FOR_TARGET)dnl
2178 AC_SUBST(CONFIGURED_LIPO_FOR_TARGET)dnl
2179 AC_SUBST(CONFIGURED_NM_FOR_TARGET)dnl
2180 AC_SUBST(CONFIGURED_OBJDUMP_FOR_TARGET)dnl
2181 AC_SUBST(CONFIGURED_RANLIB_FOR_TARGET)dnl
2182 AC_SUBST(CONFIGURED_STRIP_FOR_TARGET)dnl
2183 AC_SUBST(CONFIGURED_WINDRES_FOR_TARGET)dnl
2184 AC_SUBST(FLAGS_FOR_TARGET)
2186 # Fix up target tools.
2187 if test "x${build}" = "x${host}" ; then
2188 # In this case, the newly built tools can and should be used,
2189 # so we override the results of the autoconf tests.
2190 # This should really only happen when the tools are actually being built,
2191 # but that's a further refinement. The new build scheme, where
2192 # tools are built into a structure paralleling where they're installed,
2193 # should also eliminate all of this cleanly.
2194 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2195 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2196 CC_FOR_TARGET="\$(USUAL_CC_FOR_TARGET)"
2197 CXX_FOR_TARGET="\$(USUAL_CXX_FOR_TARGET)"
2198 RAW_CXX_FOR_TARGET="\$(USUAL_RAW_CXX_FOR_TARGET)"
2199 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2200 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
2201 GCJ_FOR_TARGET="\$(USUAL_GCJ_FOR_TARGET)"
2202 GFORTRAN_FOR_TARGET="\$(USUAL_GFORTRAN_FOR_TARGET)"
2203 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2204 LIPO_FOR_TARGET="\$(USUAL_LIPO_FOR_TARGET)"
2205 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2206 OBJDUMP_FOR_TARGET="\$(USUAL_OBJDUMP_FOR_TARGET)"
2207 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2208 STRIP_FOR_TARGET="\$(USUAL_STRIP_FOR_TARGET)"
2209 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2211 # Just use the ones we found.
2212 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2213 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2214 CC_FOR_TARGET="\$(CONFIGURED_CC_FOR_TARGET)"
2215 CXX_FOR_TARGET="\$(CONFIGURED_CXX_FOR_TARGET)"
2216 RAW_CXX_FOR_TARGET="\$(CONFIGURED_CXX_FOR_TARGET)"
2217 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2218 GCC_FOR_TARGET="\$(CONFIGURED_GCC_FOR_TARGET)"
2219 GCJ_FOR_TARGET="\$(CONFIGURED_GCJ_FOR_TARGET)"
2220 GFORTRAN_FOR_TARGET="\$(CONFIGURED_GFORTRAN_FOR_TARGET)"
2221 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2222 LIPO_FOR_TARGET="\$(CONFIGURED_LIPO_FOR_TARGET)"
2223 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2224 OBJDUMP_FOR_TARGET="\$(CONFIGURED_OBJDUMP_FOR_TARGET)"
2225 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2226 STRIP_FOR_TARGET="\$(CONFIGURED_STRIP_FOR_TARGET)"
2227 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2230 AC_SUBST(RAW_CXX_FOR_TARGET)
2232 # Certain tools may need extra flags.
2233 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2234 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2235 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2237 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2238 AC_ARG_ENABLE(maintainer-mode,
2239 [ --enable-maintainer-mode enable make rules and dependencies not useful
2240 (and sometimes confusing) to the casual installer],
2241 USE_MAINTAINER_MODE=$enableval,
2242 USE_MAINTAINER_MODE=no)
2243 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2244 AC_SUBST(MAINTAINER_MODE_TRUE)
2245 AC_SUBST(MAINTAINER_MODE_FALSE)
2246 if test "$USE_MAINTAINER_MODE" = yes; then
2247 MAINTAINER_MODE_TRUE=
2248 MAINTAINER_MODE_FALSE='#'
2250 MAINTAINER_MODE_TRUE='#'
2251 MAINTAINER_MODE_FALSE=
2253 MAINT=$MAINTAINER_MODE_TRUE
2256 # ---------------------
2257 # GCC bootstrap support
2258 # ---------------------
2260 # Stage specific cflags for build.
2265 yes) stage1_cflags="-g -Wa,-J" ;;
2266 *) stage1_cflags="-g -J" ;;
2269 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2270 # sources; use -no-cpp-precomp to get to GNU cpp.
2271 # Apple's GCC has bugs in designated initializer handling, so disable
2273 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2276 AC_SUBST(stage1_cflags)
2278 # It makes debugging easier if we create as symlinks the stage directories
2279 # gcc for stageN-gcc and stagePREV-gcc for stage(N-1). In case this is not
2280 # possible, however, we can resort to mv.
2281 AC_CACHE_CHECK([if symbolic links between directories work],
2282 [gcc_cv_prog_ln_s_dir],
2283 [if test "${LN_S}" = "ln -s" \
2284 && mkdir confdir.s1 \
2285 && ln -s confdir.s1 confdir.s2 \
2286 && echo timestamp1 > confdir.s1/conftest.1 \
2287 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2288 && echo timestamp2 > confdir.s2/conftest.2 \
2289 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2290 && rm -f confdir.s2; then
2291 gcc_cv_prog_ln_s_dir=yes
2293 gcc_cv_prog_ln_s_dir=no
2295 rm -rf confdir.s1 confdir.s2])
2297 case ${gcc_cv_prog_ln_s_dir} in
2299 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2300 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2302 CREATE_LINK_TO_DIR='mv $$1 $$2'
2303 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2305 AC_SUBST(CREATE_LINK_TO_DIR)
2306 AC_SUBST(UNDO_LINK_TO_DIR)
2308 # Enable -Werror in bootstrap stage2 and later.
2309 # Change the default to "no" on release branches.
2310 AC_ARG_ENABLE(werror,
2311 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2312 [enable_werror=yes])
2313 case ${enable_werror} in
2314 yes) stage2_werror_flag="--enable-werror-always" ;;
2315 *) stage2_werror_flag="" ;;
2317 AC_SUBST(stage2_werror_flag)