1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
2 # 2000, 2001, 2002, 2003, 2004, 2005, 2006 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 libdecnumber"
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 \
141 # these libraries are built for the target environment, and are built after
142 # the host libraries and the host tools (which may be a cross compiler)
144 target_libraries="target-libiberty \
147 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 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 newlib"
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 gnattools"
310 AC_ARG_ENABLE(libssp,
311 [ --enable-libssp Builds libssp directory],
312 ENABLE_LIBSSP=$enableval,
315 # Save it here so that, even in case of --enable-libgcj, if the Java
316 # front-end isn't enabled, we still get libgcj disabled.
318 case $enable_libgcj in
320 # If we reset it here, it won't get added to noconfigdirs in the
321 # target-specific build rules, so it will be forcibly enabled
322 # (unless the Java language itself isn't enabled).
326 # Make sure we get it printed in the list of not supported target libs.
327 noconfigdirs="$noconfigdirs ${libgcj}"
332 # Disable libmudflap on some systems.
333 if test x$enable_libmudflap = x ; then
335 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
336 # Enable libmudflap by default in GNU and friends.
339 # Enable libmudflap by default in FreeBSD.
342 # Disable it by default everywhere else.
343 noconfigdirs="$noconfigdirs target-libmudflap"
348 # Disable libgomp on non POSIX hosted systems.
349 if test x$enable_libgomp = x ; then
350 # Enable libgomp by default on hosted POSIX systems.
352 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
354 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
356 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
358 *-*-darwin* | *-*-aix*)
361 noconfigdirs="$noconfigdirs target-libgomp"
369 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
372 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
373 noconfigdirs="$noconfigdirs sim target-rda"
376 noconfigdirs="$noconfigdirs ld gas gdb gprof"
377 noconfigdirs="$noconfigdirs sim target-rda"
378 noconfigdirs="$noconfigdirs ${libgcj}"
380 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
381 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
384 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
385 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
386 && test -f /usr/local/include/gmp.h; then
390 # Skip some stuff that's unsupported on some FreeBSD configurations.
395 noconfigdirs="$noconfigdirs ${libgcj}"
400 # Remove unsupported stuff on all kaOS configurations.
401 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
402 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
403 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
404 noconfigdirs="$noconfigdirs target-libgloss"
407 # Skip some stuff on all NetBSD configurations.
408 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
410 # Skip some stuff that's unsupported on some NetBSD configurations.
412 i*86-*-netbsdelf*) ;;
413 arm*-*-netbsdelf*) ;;
415 noconfigdirs="$noconfigdirs ${libgcj}"
420 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
423 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
425 # The tpf target doesn't support gdb yet.
427 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
430 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
433 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
436 # ld works, but does not support shared libraries.
437 # newlib is not 64 bit ready. I'm not sure about fileutils.
438 # gas doesn't generate exception information.
439 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
442 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
445 # newlib is not 64 bit ready
446 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
449 # newlib is not 64 bit ready
450 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
453 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
456 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
458 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
459 noconfigdirs="$noconfigdirs ${libgcj}"
460 noconfigdirs="$noconfigdirs target-examples"
461 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
462 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
463 noconfigdirs="$noconfigdirs expect dejagnu"
464 # the C++ libraries don't build on top of CE's C libraries
465 noconfigdirs="$noconfigdirs target-libstdc++-v3"
466 noconfigdirs="$noconfigdirs target-newlib"
468 *-*-cygwin*) ;; # keep gdb and readline
469 *) noconfigdirs="$noconfigdirs gdb readline"
474 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
478 arm-*-coff | strongarm-*-coff | xscale-*-coff)
479 noconfigdirs="$noconfigdirs ${libgcj}"
481 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
482 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
484 arm*-*-linux-gnueabi)
485 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
486 noconfigdirs="$noconfigdirs target-libjava target-libobjc"
489 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
492 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
495 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
498 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
501 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
504 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
507 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
510 noconfigdirs="$noconfigdirs target-libgloss gdb"
511 if test x${is_cross_compiler} != xno ; then
512 target_configdirs="${target_configdirs} target-bsp target-cygmon"
516 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
518 c54x*-*-* | tic54x-*-*)
519 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
521 cris-*-* | crisv32-*-*)
522 unsupported_languages="$unsupported_languages java"
525 unsupported_languages="$unsupported_languages fortran"
526 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
528 unsupported_languages="$unsupported_languages fortran"
529 noconfigdirs="$noconfigdirs target-boehm-gc";;
531 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
533 unsupported_languages="$unsupported_languages fortran"
534 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
538 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
541 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
544 noconfigdirs="$noconfigdirs ${libgcj} gdb"
547 noconfigdirs="$noconfigdirs ${libgcj} gdb"
550 noconfigdirs="$noconfigdirs ${libgcj}"
553 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
556 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
558 hppa1.1-*-osf* | hppa1.1-*-bsd* )
560 hppa*64*-*-linux* | parisc*64*-*-linux*)
561 # In this case, it's because the hppa64-linux target is for
562 # the kernel only at this point and has no libc, and thus no
563 # headers, crt*.o, etc., all of which are needed by these.
564 noconfigdirs="$noconfigdirs target-zlib"
566 parisc*-*-linux* | hppa*-*-linux*)
572 noconfigdirs="$noconfigdirs ${libgcj}"
575 noconfigdirs="$noconfigdirs ld shellutils"
578 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
579 # build on HP-UX 10.20.
580 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
583 noconfigdirs="$noconfigdirs ${libgcj} gdb"
586 # No gdb support yet.
587 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
590 # No gdb or ld support yet.
591 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
595 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
596 noconfigdirs="$noconfigdirs ${libgcj}"
598 i[[3456789]]86-*-linux*)
599 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
600 # not build java stuff by default.
603 noconfigdirs="$noconfigdirs ${libgcj}";;
606 # This section makes it possible to build newlib natively on linux.
607 # If we are using a cross compiler then don't configure newlib.
608 if test x${is_cross_compiler} != xno ; then
609 noconfigdirs="$noconfigdirs target-newlib"
611 noconfigdirs="$noconfigdirs target-libgloss"
612 # If we are not using a cross compiler, do configure newlib.
613 # Note however, that newlib will only be configured in this situation
614 # if the --with-newlib option has been given, because otherwise
615 # 'target-newlib' will appear in skipdirs.
617 i[[3456789]]86-*-mingw32*)
618 target_configdirs="$target_configdirs target-winsup"
619 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
622 target_configdirs="$target_configdirs target-libtermcap target-winsup"
623 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
624 # always build newlib if winsup directory is present.
625 if test -d "$srcdir/winsup/cygwin"; then
626 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
627 elif test -d "$srcdir/newlib"; then
628 echo "Warning: winsup/cygwin is missing so newlib can't be built."
631 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
632 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
635 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
637 i[[3456789]]86-*-sco3.2v5*)
638 # The linker does not yet know about weak symbols in COFF,
639 # and is not configured to handle mixed ELF and COFF.
640 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
642 i[[3456789]]86-*-sco*)
643 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
645 i[[3456789]]86-*-solaris2*)
646 noconfigdirs="$noconfigdirs target-libgloss"
648 i[[3456789]]86-*-sysv4*)
649 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
651 i[[3456789]]86-*-beos*)
652 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
654 i[[3456789]]86-*-rdos*)
655 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
658 noconfigdirs="$noconfigdirs ${libgcj}"
660 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
661 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
664 noconfigdirs="$noconfigdirs ${libgcj}"
667 noconfigdirs="$noconfigdirs ${libgcj}"
670 # The EPOC C++ environment does not support exceptions or rtti,
671 # and so building libstdc++-v3 tends not to always work.
672 noconfigdirs="$noconfigdirs target-libstdc++-v3"
675 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
676 unsupported_languages="$unsupported_languages fortran java"
679 noconfigdirs="$noconfigdirs ${libgcj}"
682 noconfigdirs="$noconfigdirs ${libgcj}"
685 noconfigdirs="$noconfigdirs sim"
688 # copied from rs6000-*-* entry
689 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
691 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
692 target_configdirs="$target_configdirs target-winsup"
693 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
694 # always build newlib.
695 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
697 # This is temporary until we can link against shared libraries
698 powerpcle-*-solaris*)
699 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
702 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
705 noconfigdirs="$noconfigdirs ${libgcj}"
707 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
710 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
713 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
716 noconfigdirs="$noconfigdirs gprof ${libgcj}"
719 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
722 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
725 # Linking libjava exceeds command-line length limits on at least
726 # IRIX 6.2, but not on IRIX 6.5.
727 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
728 # <oldham@codesourcery.com>
729 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
732 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
735 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
738 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
741 noconfigdirs="$noconfigdirs gprof ${libgcj}"
744 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
748 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
749 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
750 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
751 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
753 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
756 noconfigdirs="$noconfigdirs ${libgcj}"
759 noconfigdirs="$noconfigdirs ${libgcj}"
762 noconfigdirs="$noconfigdirs ${libgcj}"
765 noconfigdirs="$noconfigdirs ${libgcj}"
766 if test x${is_cross_compiler} != xno ; then
767 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
772 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
773 noconfigdirs="$noconfigdirs ${libgcj}"
775 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
778 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
781 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
784 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
787 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
790 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
793 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
796 noconfigdirs="$noconfigdirs ${libgcj}"
799 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
801 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
802 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
805 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
808 noconfigdirs="$noconfigdirs ${libgcj}"
812 # If we aren't building newlib, then don't build libgloss, since libgloss
813 # depends upon some newlib header files.
814 case "${noconfigdirs}" in
815 *target-libgloss*) ;;
816 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
819 # Work in distributions that contain no compiler tools, like Autoconf.
821 host_makefile_frag=/dev/null
822 if test -d ${srcdir}/config ; then
825 # Avoid "too much defining" errors from HPUX compiler.
826 tentative_cc="cc -Wp,-H256000"
827 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
828 # If it's HP/UX ar, this should be harmless.
832 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
835 #None of the Apollo compilers can compile gas or binutils. The preprocessor
836 # chokes on bfd, the compiler won't let you assign integers to enums, and
837 # other problems. Defining CC to gcc is a questionable way to say "don't use
838 # the apollo compiler" (the preferred version of GCC could be called cc,
839 # or whatever), but I'm not sure leaving CC as cc is any better...
840 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
841 # Used to have BISON=yacc.
845 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
848 # Under CX/UX, we want to tell the compiler to use ANSI mode.
849 tentative_cc="cc -Xa"
850 host_makefile_frag="config/mh-cxux"
855 tentative_cc="cc -Wf,-XNg1000"
856 host_makefile_frag="config/mh-decstation"
859 # The C compiler on NEC MIPS SVR4 needs bigger tables.
860 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
861 host_makefile_frag="config/mh-necv4"
864 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
865 # environment. Also bump switch table size so that cp-parse will
866 # compile. Bump string length limit so linker builds.
867 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
870 host_makefile_frag="config/mh-sysv4"
873 # This is for a MIPS running RISC/os 4.52C.
875 # This is needed for GDB, but needs to be in the top-level make because
876 # if a library is compiled with the bsd headers and gets linked with the
877 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
879 # ptrace(2) apparently has problems in the BSD environment. No workaround is
880 # known except to select the sysv environment. Could we use /proc instead?
881 # These "sysv environments" and "bsd environments" often end up being a pain.
883 # This is not part of CFLAGS because perhaps not all C compilers have this
885 tentative_cc="cc -systype sysv"
890 i[[3456789]]86-*-sysv5*)
891 host_makefile_frag="config/mh-sysv5"
893 i[[3456789]]86-*-dgux*)
894 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
895 host_makefile_frag="config/mh-dgux386"
897 i[[3456789]]86-ncr-sysv4.3*)
898 # The MetaWare compiler will generate a copyright message unless you
899 # turn it off by adding the -Hnocopyr flag.
900 tentative_cc="cc -Hnocopyr"
902 i[[3456789]]86-ncr-sysv4*)
903 # for an NCR 3000 (i486/SVR4) system.
904 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
905 # This compiler not only emits obnoxious copyright messages every time
906 # you run it, but it chokes and dies on a whole bunch of GNU source
907 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
908 tentative_cc="/usr/ccs/ATT/cc"
909 host_makefile_frag="config/mh-ncr3000"
911 i[[3456789]]86-*-sco3.2v5*)
913 i[[3456789]]86-*-sco*)
914 # The native C compiler botches some simple uses of const. Unfortunately,
915 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
916 tentative_cc="cc -Dconst="
917 host_makefile_frag="config/mh-sco"
919 i[[3456789]]86-*-udk*)
920 host_makefile_frag="config/mh-sysv5"
922 i[[3456789]]86-*-solaris2*)
923 host_makefile_frag="config/mh-sysv4"
925 i[[3456789]]86-*-msdosdjgpp*)
926 host_makefile_frag="config/mh-djgpp"
929 host_makefile_frag="config/mh-cygwin"
934 host_makefile_frag="config/mh-interix"
937 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
941 host_makefile_frag="config/mh-solaris"
944 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
945 # without overflowing the jump tables (-J says to use a 32 bit table)
949 tentative_cc="cc -Wp,-H256000"
952 tentative_cc="cc -Wp,-H256000"
955 # /bin/cc is less than useful for our purposes. Always use GCC
956 tentative_cc="/usr/cygnus/progressive/bin/gcc"
957 host_makefile_frag="config/mh-lynxrs6k"
960 host_makefile_frag="config/mh-ppc-darwin"
963 host_makefile_frag="config/mh-ppc-aix"
966 host_makefile_frag="config/mh-ppc-aix"
969 # /bin/cc is less than useful for our purposes. Always use GCC
970 tentative_cc="/bin/gcc"
973 host_makefile_frag="config/mh-sysv4"
975 # This is placed last to prevent interfering with the cases above.
977 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
978 host_makefile_frag="config/mh-x86omitfp"
983 # If we aren't going to be using gcc, see if we can extract a definition
984 # of CC from the fragment.
985 # Actually, use the 'pre-extracted' version above.
986 if test -z "${CC}" && test "${build}" = "${host}" ; then
987 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
990 test -z "$dir" && dir=.
991 if test -f $dir/gcc; then
997 if test -z "${found}" && test -n "${tentative_cc}" ; then
1002 if test "${build}" != "${host}" ; then
1003 # If we are doing a Canadian Cross, in which the host and build systems
1004 # are not the same, we set reasonable default values for the tools.
1006 CC=${CC-${host_alias}-gcc}
1007 CFLAGS=${CFLAGS-"-g -O2"}
1008 CXX=${CXX-${host_alias}-c++}
1009 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1010 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1013 # Set reasonable default values for some tools even if not Canadian.
1014 # Of course, these are different reasonable default values, originally
1015 # specified directly in the Makefile.
1016 # We don't export, so that autoconf can do its job.
1017 # Note that all these settings are above the fragment inclusion point
1018 # in Makefile.in, so can still be overridden by fragments.
1019 # This is all going to change when we autoconfiscate...
1021 CC_FOR_BUILD="\$(CC)"
1024 # We must set the default linker to the linker used by gcc for the correct
1025 # operation of libtool. If LD is not defined and we are using gcc, try to
1026 # set the LD default to the ld used by gcc.
1027 if test -z "$LD"; then
1028 if test "$GCC" = yes; then
1031 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1033 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1035 case $gcc_prog_ld in
1036 # Accept absolute paths.
1037 [[\\/]* | [A-Za-z]:[\\/]*)]
1038 LD="$gcc_prog_ld" ;;
1044 CFLAGS=${CFLAGS-"-g"}
1045 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1049 ACX_PROG_CMP_IGNORE_INITIAL
1051 # Check for GMP and MPFR
1055 # Specify a location for mpfr
1056 # check for this first so it ends up on the link line before gmp.
1057 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1059 if test "x$with_mpfr_dir" != x; then
1060 gmpinc="-I$with_mpfr_dir"
1061 gmplibs="$with_mpfr_dir/libmpfr.a"
1066 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1068 if test "x$with_mpfr" != x; then
1069 gmplibs="-L$with_mpfr/lib $gmplibs"
1070 gmpinc="-I$with_mpfr/include"
1073 # Specify a location for gmp
1074 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1076 if test "x$with_gmp_dir" != x; then
1077 gmpinc="$gmpinc -I$with_gmp_dir"
1078 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1079 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
1080 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1081 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
1083 # One of the later tests will catch the error if neither library is present.
1085 gmplibs="$gmplibs -lgmp"
1088 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1090 if test "x$with_gmp" != x; then
1091 gmplibs="-L$with_gmp/lib $gmplibs"
1092 gmpinc="-I$with_gmp/include $gmpinc"
1095 saved_CFLAGS="$CFLAGS"
1096 CFLAGS="$CFLAGS $gmpinc"
1097 # Check GMP actually works
1098 AC_MSG_CHECKING([for correct version of gmp.h])
1099 AC_TRY_COMPILE([#include "gmp.h"],[
1100 #if __GNU_MP_VERSION < 3
1103 ], [AC_MSG_RESULT([yes])],
1104 [AC_MSG_RESULT([no]); have_gmp=no])
1106 if test x"$have_gmp" = xyes; then
1107 AC_MSG_CHECKING([for MPFR])
1110 LIBS="$LIBS $gmplibs"
1111 AC_TRY_LINK([#include <gmp.h>
1112 #include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
1113 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1116 CFLAGS="$saved_CFLAGS"
1118 # Flags needed for both GMP and/or MPFR
1122 # By default, C is the only stage 1 language.
1124 AC_SUBST(stage1_languages)
1126 # Figure out what language subdirectories are present.
1127 # Look if the user specified --enable-languages="..."; if not, use
1128 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1130 # NB: embedded tabs in this IF block -- do not untabify
1131 if test -d ${srcdir}/gcc; then
1132 if test x"${enable_languages+set}" != xset; then
1133 if test x"${LANGUAGES+set}" = xset; then
1134 enable_languages="${LANGUAGES}"
1135 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1137 enable_languages=all
1140 if test x"${enable_languages}" = x ||
1141 test x"${enable_languages}" = xyes;
1143 echo configure.in: --enable-languages needs at least one language argument 1>&2
1147 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1149 # 'f95' is the old name for the 'fortran' language. We issue a warning
1150 # and make the substitution.
1151 case ,${enable_languages}, in
1153 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1154 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1158 # First scan to see if an enabled language requires some other language.
1159 # We assume that a given config-lang.in will list all the language
1160 # front ends it requires, even if some are required indirectly.
1161 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1162 case ${lang_frag} in
1164 # The odd quoting in the next line works around
1165 # an apparent bug in bash 1.12 on linux.
1166 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1168 # From the config-lang.in, get $language, $lang_requires
1172 for other in ${lang_requires} ; do
1173 case ,${enable_languages}, in
1177 echo " \`$other' language required by \`$language'; enabling" 1>&2
1178 enable_languages="${enable_languages},${other}"
1186 new_enable_languages=c
1187 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1188 potential_languages=c
1190 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1191 case ${lang_frag} in
1193 # The odd quoting in the next line works around
1194 # an apparent bug in bash 1.12 on linux.
1195 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1197 # From the config-lang.in, get $language, $target_libs,
1198 # $lang_dirs, $boot_language, and $build_by_default
1207 potential_languages="${potential_languages},${language}"
1208 # This is quite sensitive to the ordering of the case statement arms.
1209 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1211 echo "${lang_frag} doesn't set \$language." 1>&2
1215 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1218 *,${language},*:*:*:*)
1219 # Language was explicitly selected; include it.
1223 # 'all' was selected, but this is not a default language
1224 # so do not include it.
1228 # 'all' was selected and this is a default language; include it.
1236 # Disable languages that need other directories if these aren't available.
1237 for i in $subdir_requires; do
1238 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1239 case ,${enable_languages}, in
1241 # Specifically requested language; tell them.
1242 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1251 # Disable languages that need GMP if it isn't available.
1252 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1253 *,${language},*:no:yes)
1254 # Specifically requested language; tell them.
1255 AC_MSG_ERROR([GMP with MPFR support is required to build $language])
1263 # Disable a language that is unsupported by the target.
1264 case " $unsupported_languages " in
1270 case $add_this_lang in
1272 # Remove language-dependent dirs.
1273 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1276 new_enable_languages="$new_enable_languages,$language"
1277 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1278 case ${boot_language} in
1280 # Add to (comma-separated) list of stage 1 languages.
1281 stage1_languages="${stage1_languages},${language}"
1290 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1291 if test "x$missing_languages" != x; then
1293 The following requested languages could not be built: ${missing_languages}
1294 Recognised languages are: ${potential_languages}])
1297 if test "x$new_enable_languages" != "x$enable_languages"; then
1298 echo The following languages will be built: ${new_enable_languages}
1300 enable_languages="$new_enable_languages"
1301 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1304 # Handle --disable-<component> generically.
1305 for dir in $configdirs $build_configdirs $target_configdirs ; do
1306 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1307 if eval test x\${enable_${dirname}} "=" xno ; then
1308 noconfigdirs="$noconfigdirs $dir"
1312 # Check for Boehm's garbage collector
1313 AC_ARG_ENABLE(objc-gc,
1314 [ --enable-objc-gc enable the use of Boehm's garbage collector with
1315 the GNU Objective-C runtime.],
1316 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1317 *,objc,*:*:yes:*target-boehm-gc*)
1318 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1322 # Make sure we only build Boehm's garbage collector if required.
1323 case ,${enable_languages},:${enable_objc_gc} in
1325 # Keep target-boehm-gc if requested for Objective-C.
1328 # Otherwise remove target-boehm-gc depending on target-libjava.
1329 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1330 noconfigdirs="$noconfigdirs target-boehm-gc"
1335 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1336 # $build_configdirs and $target_configdirs.
1337 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1340 for dir in . $skipdirs $noconfigdirs ; do
1341 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1342 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1343 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1344 if test -r $srcdir/$dirname/configure ; then
1345 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1348 notsupp="$notsupp $dir"
1352 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1353 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1354 if test -r $srcdir/$dirname/configure ; then
1355 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1358 notsupp="$notsupp $dir"
1362 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1363 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1364 if test -r $srcdir/$dirname/configure ; then
1365 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1368 notsupp="$notsupp $dir"
1374 # Sometimes the tools are distributed with libiberty but with no other
1375 # libraries. In that case, we don't want to build target-libiberty.
1376 if test -n "${target_configdirs}" ; then
1378 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1379 if test "$i" != "libiberty" ; then
1380 if test -r $srcdir/$i/configure ; then
1386 if test -z "${others}" ; then
1391 # Quietly strip out all directories which aren't configurable in this tree.
1392 # This relies on all configurable subdirectories being autoconfiscated, which
1394 build_configdirs_all="$build_configdirs"
1396 for i in ${build_configdirs_all} ; do
1397 j=`echo $i | sed -e s/build-//g`
1398 if test -f ${srcdir}/$j/configure ; then
1399 build_configdirs="${build_configdirs} $i"
1403 configdirs_all="$configdirs"
1405 for i in ${configdirs_all} ; do
1406 if test -f ${srcdir}/$i/configure ; then
1407 configdirs="${configdirs} $i"
1411 target_configdirs_all="$target_configdirs"
1413 for i in ${target_configdirs_all} ; do
1414 j=`echo $i | sed -e s/target-//g`
1415 if test -f ${srcdir}/$j/configure ; then
1416 target_configdirs="${target_configdirs} $i"
1420 # Produce a warning message for the subdirs we can't configure.
1421 # This isn't especially interesting in the Cygnus tree, but in the individual
1422 # FSF releases, it's important to let people know when their machine isn't
1423 # supported by the one or two programs in a package.
1425 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1426 # If $appdirs is non-empty, at least one of those directories must still
1427 # be configured, or we error out. (E.g., if the gas release supports a
1428 # specified target in some subdirs but not the gas subdir, we shouldn't
1429 # pretend that all is well.)
1430 if test -n "$appdirs" ; then
1431 for dir in $appdirs ; do
1432 if test -r $dir/Makefile.in ; then
1433 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1437 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1443 if test -n "$appdirs" ; then
1444 echo "*** This configuration is not supported by this package." 1>&2
1448 # Okay, some application will build, or we don't care to check. Still
1449 # notify of subdirs not getting built.
1450 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1451 echo " ${notsupp}" 1>&2
1452 echo " (Any other directories should still work fine.)" 1>&2
1462 AC_ARG_WITH([build-sysroot],
1463 [ --with-build-sysroot=sysroot
1464 use sysroot as the system root during the build],
1465 [if test x"$withval" != x ; then
1466 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1468 [SYSROOT_CFLAGS_FOR_TARGET=])
1469 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1471 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1472 # the named directory are copied to $(tooldir)/sys-include.
1473 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1474 if test x${is_cross_compiler} = xno ; then
1475 echo 1>&2 '***' --with-headers is only supported when cross compiling
1478 if test x"${with_headers}" != xyes ; then
1479 case "${exec_prefixoption}" in
1481 *) x=${exec_prefix} ;;
1483 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1487 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1488 # the name directories are copied to $(tooldir)/lib. Multiple directories
1490 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1491 if test x${is_cross_compiler} = xno ; then
1492 echo 1>&2 '***' --with-libs is only supported when cross compiling
1495 if test x"${with_libs}" != xyes ; then
1496 # Copy the libraries in reverse order, so that files in the first named
1497 # library override files in subsequent libraries.
1498 case "${exec_prefixoption}" in
1500 *) x=${exec_prefix} ;;
1502 for l in ${with_libs}; do
1503 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1508 # Set with_gnu_as and with_gnu_ld as appropriate.
1510 # This is done by determining whether or not the appropriate directory
1511 # is available, and by checking whether or not specific configurations
1512 # have requested that this magic not happen.
1514 # The command line options always override the explicit settings in
1515 # configure.in, and the settings in configure.in override this magic.
1517 # If the default for a toolchain is to use GNU as and ld, and you don't
1518 # want to do that, then you should use the --without-gnu-as and
1519 # --without-gnu-ld options for the configure script.
1521 if test x${use_gnu_as} = x &&
1522 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1524 extra_host_args="$extra_host_args --with-gnu-as"
1527 if test x${use_gnu_ld} = x &&
1528 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1530 extra_host_args="$extra_host_args --with-gnu-ld"
1533 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1534 # can detect this case.
1536 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1538 extra_host_args="$extra_host_args --with-newlib"
1541 # Handle ${copy_dirs}
1542 set fnord ${copy_dirs}
1544 while test $# != 0 ; do
1545 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1548 echo Copying $1 to $2
1550 # Use the install script to create the directory and all required
1551 # parent directories.
1552 if test -d $2 ; then
1556 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1559 # Copy the directory, assuming we have tar.
1560 # FIXME: Should we use B in the second tar? Not all systems support it.
1561 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1563 # It is the responsibility of the user to correctly adjust all
1564 # symlinks. If somebody can figure out how to handle them correctly
1565 # here, feel free to add the code.
1572 # Determine a target-dependent exec_prefix that the installed
1573 # gcc will search in. Keep this list sorted by triplet, with
1574 # the *-*-osname triplets last.
1578 md_exec_prefix=/gnu/lib/gcc-lib
1580 i[34567]86-pc-msdosdjgpp*)
1581 md_exec_prefix=/dev/env/DJDIR/bin
1583 i[34567]86-*-sco3.2v5*)
1584 if test $with_gnu_as = yes; then
1585 md_exec_prefix=/usr/gnu/bin
1587 md_exec_prefix=/usr/ccs/bin/elf
1592 powerpc-*-chorusos* | \
1593 powerpc*-*-eabi* | \
1594 powerpc*-*-sysv* | \
1595 powerpc*-*-kaos* | \
1597 md_exec_prefix=/usr/ccs/bin
1602 md_exec_prefix=/usr/ccs/bin
1617 md_exec_prefix=/usr/ccs/bin
1621 extra_arflags_for_target=
1622 extra_nmflags_for_target=
1623 extra_ranlibflags_for_target=
1624 target_makefile_frag=/dev/null
1627 target_makefile_frag="config/mt-netware"
1629 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1630 target_makefile_frag="config/mt-gnu"
1632 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1633 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1634 # commands to handle both 32-bit and 64-bit objects. These flags are
1635 # harmless if we're using GNU nm or ar.
1636 extra_arflags_for_target=" -X32_64"
1637 extra_nmflags_for_target=" -B -X32_64"
1640 # ranlib from Darwin requires the -c flag to look at common symbols.
1641 extra_ranlibflags_for_target=" -c"
1643 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1644 target_makefile_frag="config/mt-wince"
1648 alphaieee_frag=/dev/null
1651 # This just makes sure to use the -mieee option to build target libs.
1652 # This should probably be set individually by each library.
1653 alphaieee_frag="config/mt-alphaieee"
1657 # If --enable-target-optspace always use -Os instead of -O2 to build
1658 # the target libraries, similarly if it is not specified, use -Os
1659 # on selected platforms.
1660 ospace_frag=/dev/null
1661 case "${enable_target_optspace}:${target}" in
1663 ospace_frag="config/mt-ospace"
1666 ospace_frag="config/mt-d30v"
1668 :m32r-* | :d10v-* | :fr30-*)
1669 ospace_frag="config/mt-ospace"
1674 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1678 # Default to using --with-stabs for certain targets.
1679 if test x${with_stabs} = x ; then
1681 mips*-*-irix[[56]]*)
1683 mips*-*-* | alpha*-*-osf*)
1685 extra_host_args="${extra_host_args} --with-stabs"
1690 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1691 # them automatically.
1694 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1698 # Some systems (e.g., one of the i386-aix systems the gas testers are
1699 # using) don't handle "\$" correctly, so don't use it here.
1700 tooldir='${exec_prefix}'/${target_alias}
1701 build_tooldir=${tooldir}
1703 # Create a .gdbinit file which runs the one in srcdir
1704 # and tells GDB to look there for source files.
1706 if test -r ${srcdir}/.gdbinit ; then
1709 *) cat > ./.gdbinit <<EOF
1713 source ${srcdir}/.gdbinit
1719 # Make sure that the compiler is able to generate an executable. If it
1720 # can't, we are probably in trouble. We don't care whether we can run the
1721 # executable--we might be using a cross compiler--we only care whether it
1722 # can be created. At this point the main configure script has set CC.
1724 echo "int main () { return 0; }" > conftest.c
1725 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1726 if test $? = 0 ; then
1727 if test -s conftest || test -s conftest.exe ; then
1733 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1734 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1741 # The Solaris /usr/ucb/cc compiler does not appear to work.
1743 sparc-sun-solaris2*)
1744 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1745 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1747 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1748 if test -d /opt/cygnus/bin ; then
1749 if test "$could_use" = "" ; then
1750 could_use="/opt/cygnus/bin"
1752 could_use="$could_use or /opt/cygnus/bin"
1755 if test "$could_use" = "" ; then
1756 echo "Warning: compilation may fail because you're using"
1757 echo "/usr/ucb/cc. You should change your PATH or CC "
1758 echo "variable and rerun configure."
1760 echo "Warning: compilation may fail because you're using"
1761 echo "/usr/ucb/cc, when you should use the C compiler from"
1762 echo "$could_use. You should change your"
1763 echo "PATH or CC variable and rerun configure."
1770 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1771 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1772 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1775 # Record target_configdirs and the configure arguments for target and
1776 # build configuration in Makefile.
1777 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1778 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1780 # Determine whether gdb needs tk/tcl or not.
1781 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1782 # and in that case we want gdb to be built without tk. Ugh!
1783 # In fact I believe gdb is the *only* package directly dependent on tk,
1784 # so we should be able to put the 'maybe's in unconditionally and
1785 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1786 # 100% sure that that's safe though.
1788 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1789 case "$enable_gdbtk" in
1793 GDB_TK="${gdb_tk}" ;;
1795 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1796 # distro. Eventually someone will fix this and move Insight, nee
1797 # gdbtk to a separate directory.
1798 if test -d ${srcdir}/gdb/gdbtk ; then
1805 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
1806 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
1808 # Strip out unwanted targets.
1810 # While at that, we remove Makefiles if we were started for recursive
1811 # configuration, so that the top-level Makefile reconfigures them,
1812 # like we used to do when configure itself was recursive.
1814 # Loop over modules. $extrasub must be used with care, limiting as
1815 # much as possible the usage of range addresses. That's because autoconf
1816 # splits the sed script to overcome limits in the number of commands,
1817 # and relying on carefully-timed sed passes may turn out to be very hard
1818 # to maintain later. In this particular case, you just have to be careful
1819 # not to nest @if/@endif pairs, because configure will not warn you at all.
1821 AC_ARG_ENABLE([bootstrap],
1822 [ --enable-bootstrap Enable bootstrapping [yes if native build]],,
1823 enable_bootstrap=default)
1825 # Issue errors and warnings for invalid/strange bootstrap combinations.
1826 case "$configdirs" in
1827 *gcc*) have_compiler=yes ;;
1828 *) have_compiler=no ;;
1831 case "$have_compiler:$host:$target:$enable_bootstrap" in
1834 # Default behavior. Enable bootstrap if we have a compiler
1835 # and we are in a native configuration.
1836 yes:$build:$build:default)
1837 enable_bootstrap=yes ;;
1840 enable_bootstrap=no ;;
1842 # We have a compiler and we are in a native configuration, bootstrap is ok
1843 yes:$build:$build:yes)
1846 # Other configurations, but we have a compiler. Assume the user knows
1849 AC_MSG_WARN([trying to bootstrap a cross compiler])
1852 # No compiler: if they passed --enable-bootstrap explicitly, fail
1854 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1856 # Fail if wrong command line
1858 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1862 # Adjust the toplevel makefile according to whether bootstrap was selected.
1863 case "$enable_bootstrap" in
1865 bootstrap_suffix=bootstrap ;;
1867 bootstrap_suffix=no-bootstrap ;;
1870 for module in ${build_configdirs} ; do
1871 if test -z "${no_recursion}" \
1872 && test -f ${build_subdir}/${module}/Makefile; then
1873 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1874 rm -f ${build_subdir}/${module}/Makefile
1877 /^@if build-$module\$/d
1878 /^@endif build-$module\$/d
1879 /^@if build-$module-$bootstrap_suffix\$/d
1880 /^@endif build-$module-$bootstrap_suffix\$/d"
1882 for module in ${configdirs} ; do
1883 if test -z "${no_recursion}"; then
1884 for file in stage*-${module}/Makefile ${module}/Makefile; do
1885 if test -f ${file}; then
1886 echo 1>&2 "*** removing ${file} to force reconfigure"
1893 /^@endif $module\$/d
1894 /^@if $module-$bootstrap_suffix\$/d
1895 /^@endif $module-$bootstrap_suffix\$/d"
1897 for module in ${target_configdirs} ; do
1898 if test -z "${no_recursion}" \
1899 && test -f ${target_subdir}/${module}/Makefile; then
1900 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1901 rm -f ${target_subdir}/${module}/Makefile
1904 /^@if target-$module\$/d
1905 /^@endif target-$module\$/d
1906 /^@if target-$module-$bootstrap_suffix\$/d
1907 /^@endif target-$module-$bootstrap_suffix\$/d"
1911 /^@if /,/^@endif /d"
1913 # Create the serialization dependencies. This uses a temporary file.
1915 AC_ARG_ENABLE([serial-configure],
1916 [ --enable-serial-[{host,target,build}-]configure
1917 Force sequential configuration of
1918 sub-packages for the host, target or build
1919 machine, or all sub-packages])
1921 case ${enable_serial_configure} in
1923 enable_serial_build_configure=yes
1924 enable_serial_host_configure=yes
1925 enable_serial_target_configure=yes
1929 # These force 'configure's to be done one at a time, to avoid problems
1930 # with contention over a shared config.cache.
1932 echo '# serdep.tmp' > serdep.tmp
1934 test "x${enable_serial_build_configure}" = xyes &&
1935 for item in ${build_configdirs} ; do
1938 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1943 test "x${enable_serial_host_configure}" = xyes &&
1944 for item in ${configdirs} ; do
1947 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1952 test "x${enable_serial_target_configure}" = xyes &&
1953 for item in ${target_configdirs} ; do
1956 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1960 serialization_dependencies=serdep.tmp
1961 AC_SUBST_FILE(serialization_dependencies)
1963 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1964 # target and nonopt. These are the ones we might not want to pass
1965 # down to subconfigures. Also strip program-prefix, program-suffix,
1966 # and program-transform-name, so that we can pass down a consistent
1967 # program-transform-name. If autoconf has put single quotes around
1968 # any of these arguments (because they contain shell metacharacters)
1969 # then this will fail; in practice this only happens for
1970 # --program-transform-name, so be sure to override --program-transform-name
1971 # at the end of the argument list.
1972 # These will be expanded by make, so quote '$'.
1973 cat <<\EOF_SED > conftestsed
1975 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1976 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1977 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1978 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1979 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1980 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1981 s/ -cache-file[[= ]][[^ ]]*//g
1982 s/ -srcdir[[= ]][[^ ]]*//g
1983 s/ -host[[= ]][[^ ]]*//g
1984 s/ -build[[= ]][[^ ]]*//g
1985 s/ -target[[= ]][[^ ]]*//g
1986 s/ -program-prefix[[= ]][[^ ]]*//g
1987 s/ -program-suffix[[= ]][[^ ]]*//g
1988 s/ -program-transform-name[[= ]][[^ ]]*//g
1989 s/ [[^' -][^ ]*] / /
1993 sed -f conftestsed <<EOF_SED > conftestsed.out
1994 ${ac_configure_args}
1996 baseargs=`cat conftestsed.out`
1997 rm -f conftestsed conftestsed.out
1999 # Add in --program-transform-name, after --program-prefix and
2000 # --program-suffix have been applied to it. Autoconf has already
2001 # doubled dollar signs and backslashes in program_transform_name; we want
2002 # the backslashes un-doubled, and then the entire thing wrapped in single
2003 # quotes, because this will be expanded first by make and then by the shell.
2004 # Also, because we want to override the logic in subdir configure scripts to
2005 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2006 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2007 ${program_transform_name}
2009 gcc_transform_name=`cat conftestsed.out`
2010 rm -f conftestsed.out
2011 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2013 # For the build-side libraries, we just need to pretend we're native,
2014 # and not use the same cache file. Multilibs are neither needed nor
2016 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} --target=${target_alias} ${baseargs}"
2018 # For host modules, accept cache file option, or specification as blank.
2019 case "${cache_file}" in
2021 cache_file_option="" ;;
2022 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2023 cache_file_option="--cache-file=${cache_file}" ;;
2025 cache_file_option="--cache-file=../${cache_file}" ;;
2028 # Host dirs don't like to share a cache file either, horribly enough.
2029 # This seems to be due to autoconf 2.5x stupidity.
2030 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
2032 target_configargs=${baseargs}
2034 # Passing a --with-cross-host argument lets the target libraries know
2035 # whether they are being built with a cross-compiler or being built
2036 # native. However, it would be better to use other mechanisms to make the
2037 # sorts of decisions they want to make on this basis. Please consider
2038 # this option to be deprecated. FIXME.
2039 if test x${is_cross_compiler} = xyes ; then
2040 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
2043 # Default to --enable-multilib.
2044 if test x${enable_multilib} = x ; then
2045 target_configargs="--enable-multilib ${target_configargs}"
2048 # Pass --with-newlib if appropriate. Note that target_configdirs has
2049 # changed from the earlier setting of with_newlib.
2050 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2051 target_configargs="--with-newlib ${target_configargs}"
2054 # Different target subdirs use different values of certain variables
2055 # (notably CXX). Worse, multilibs use *lots* of different values.
2056 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2057 # it doesn't automatically accept command-line overrides of them.
2058 # This means it's not safe for target subdirs to share a cache file,
2059 # which is disgusting, but there you have it. Hopefully this can be
2060 # fixed in future. It's still worthwhile to use a cache file for each
2061 # directory. I think.
2063 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2064 # We need to pass --target, as newer autoconf's requires consistency
2065 # for target_alias and gcc doesn't manage it consistently.
2066 target_configargs="--cache-file=./config.cache --build=${build_alias} --host=${target_alias} --target=${target_alias} ${target_configargs}"
2069 case " $target_configdirs " in
2071 case " $target_configargs " in
2072 *" --with-newlib "*)
2075 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 $$s/winsup/w32api/include' ;;
2078 # If we're not building GCC, don't discard standard headers.
2079 if test -d ${srcdir}/gcc; then
2080 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2082 if test "${build}" != "${host}"; then
2083 # On Canadian crosses, CC_FOR_TARGET will have already been set
2084 # by `configure', so we won't have an opportunity to add -Bgcc/
2085 # to it. This is right: we don't want to search that directory
2086 # for binaries, but we want the header files in there, so add
2088 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2090 # Someone might think of using the pre-installed headers on
2091 # Canadian crosses, in case the installed compiler is not fully
2092 # compatible with the compiler being built. In this case, it
2093 # would be better to flag an error than risking having
2094 # incompatible object files being constructed. We can't
2095 # guarantee that an error will be flagged, but let's hope the
2096 # compiler will do it, when presented with incompatible header
2101 case "${target}-${is_cross_compiler}" in
2102 i[[3456789]]86-*-linux*-no)
2103 # Here host == target, so we don't need to build gcc,
2104 # so we don't want to discard standard headers.
2105 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2108 # If we're building newlib, use its generic headers last, but search
2109 # for any libc-related directories first (so make it the last -B
2111 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2120 # Can't be handled as Cygwin above since Mingw does not use newlib.
2121 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' ;;
2124 # Allow the user to override the flags for
2125 # our build compiler if desired.
2126 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2128 # On Canadian crosses, we'll be searching the right directories for
2129 # the previously-installed cross compiler, so don't bother to add
2130 # flags for directories within the install tree of the compiler
2131 # being built; programs in there won't even run.
2132 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2133 # Search for pre-installed headers if nothing else fits.
2134 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2137 if test "x${use_gnu_ld}" = x &&
2138 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2139 # Arrange for us to find uninstalled linker scripts.
2140 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2143 # Search for other target-specific linker scripts and such.
2146 if test -d ${srcdir}/libgloss/m32c; then
2147 # This is for crt0.o
2148 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/m32c'
2149 # This is for r8c.ld
2150 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/m32c'
2151 # This is for libnosys.a
2152 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2157 # Makefile fragments.
2158 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2160 eval fragval=\$$frag
2161 if test $fragval != /dev/null; then
2162 eval $frag=${srcdir}/$fragval
2165 AC_SUBST_FILE(host_makefile_frag)
2166 AC_SUBST_FILE(target_makefile_frag)
2167 AC_SUBST_FILE(alphaieee_frag)
2168 AC_SUBST_FILE(ospace_frag)
2170 # Miscellanea: directories, flags, etc.
2171 AC_SUBST(RPATH_ENVVAR)
2173 AC_SUBST(build_tooldir)
2174 AC_SUBST(CONFIGURE_GDB_TK)
2176 AC_SUBST(INSTALL_GDB_TK)
2178 # Build module lists & subconfigure args.
2179 AC_SUBST(build_configargs)
2180 AC_SUBST(build_configdirs)
2182 # Host module lists & subconfigure args.
2183 AC_SUBST(host_configargs)
2184 AC_SUBST(configdirs)
2186 # Target module lists & subconfigure args.
2187 AC_SUBST(target_configargs)
2191 AC_SUBST(CC_FOR_BUILD)
2192 AC_SUBST(config_shell)
2194 # Generate default definitions for YACC, M4, LEX and other programs that run
2195 # on the build machine. These are used if the Makefile can't locate these
2196 # programs in objdir.
2197 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2199 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2200 case " $build_configdirs " in
2201 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2202 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2205 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2206 case " $build_configdirs " in
2207 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2210 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2211 case " $build_configdirs " in
2212 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2215 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2216 case " $build_configdirs " in
2217 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2218 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2221 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2222 case " $build_configdirs " in
2223 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2226 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2227 case " $build_configdirs " in
2228 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2231 # For an installed makeinfo, we require it to be from texinfo 4.4 or
2232 # higher, else we use the "missing" dummy.
2233 if ${MAKEINFO} --version \
2234 | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[4-9]|[5-9])' >/dev/null 2>&1; then
2237 MAKEINFO="$MISSING makeinfo"
2243 # FIXME: expect and dejagnu may become build tools?
2245 AC_CHECK_PROGS(EXPECT, expect, expect)
2246 case " $configdirs " in
2248 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2252 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2253 case " $configdirs " in
2255 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2261 NCN_STRICT_CHECK_TOOLS(AR, ar)
2262 NCN_STRICT_CHECK_TOOLS(AS, as)
2263 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2264 NCN_STRICT_CHECK_TOOLS(LD, ld)
2265 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2266 NCN_STRICT_CHECK_TOOLS(NM, nm)
2267 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2268 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2269 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2270 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2271 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2275 AC_SUBST(CFLAGS_FOR_BUILD)
2279 AC_ARG_WITH([build-time-tools],
2280 [ --with-build-time-tools=path
2281 use given path to find target tools during the build],
2282 [case x"$withval" in
2285 with_build_time_tools=
2286 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2289 [with_build_time_tools=])
2291 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2292 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2293 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2294 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2295 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2297 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2298 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2299 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2300 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2301 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2302 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2303 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2304 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2305 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2306 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2308 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2310 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2311 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2312 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2313 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2314 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2316 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2317 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2319 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2320 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2321 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2322 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2323 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2324 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2325 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2326 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2327 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2328 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2329 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2330 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2331 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2333 AC_SUBST(FLAGS_FOR_TARGET)
2334 AC_SUBST(RAW_CXX_FOR_TARGET)
2336 # Certain tools may need extra flags.
2337 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2338 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2339 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2341 # When building target libraries, except in a Canadian cross, we use
2342 # the same toolchain as the compiler we just built.
2343 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2344 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2345 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2346 if test $host = $build; then
2347 case " $configdirs " in
2349 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2350 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2351 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2356 AC_SUBST(COMPILER_AS_FOR_TARGET)
2357 AC_SUBST(COMPILER_LD_FOR_TARGET)
2358 AC_SUBST(COMPILER_NM_FOR_TARGET)
2360 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2361 AC_ARG_ENABLE(maintainer-mode,
2362 [ --enable-maintainer-mode enable make rules and dependencies not useful
2363 (and sometimes confusing) to the casual installer],
2364 USE_MAINTAINER_MODE=$enableval,
2365 USE_MAINTAINER_MODE=no)
2366 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2367 AC_SUBST(MAINTAINER_MODE_TRUE)
2368 AC_SUBST(MAINTAINER_MODE_FALSE)
2369 if test "$USE_MAINTAINER_MODE" = yes; then
2370 MAINTAINER_MODE_TRUE=
2371 MAINTAINER_MODE_FALSE='#'
2373 MAINTAINER_MODE_TRUE='#'
2374 MAINTAINER_MODE_FALSE=
2376 MAINT=$MAINTAINER_MODE_TRUE
2379 # ---------------------
2380 # GCC bootstrap support
2381 # ---------------------
2383 # Stage specific cflags for build.
2388 yes) stage1_cflags="-g -Wa,-J" ;;
2389 *) stage1_cflags="-g -J" ;;
2392 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2393 # sources; use -no-cpp-precomp to get to GNU cpp.
2394 # Apple's GCC has bugs in designated initializer handling, so disable
2396 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2400 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2401 if test "$GCC" = yes; then
2402 saved_CFLAGS="$CFLAGS"
2404 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2405 CFLAGS="$CFLAGS -fkeep-inline-functions"
2406 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2408 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
2409 [AC_MSG_RESULT([no])])
2411 CFLAGS="$saved_CFLAGS"
2414 AC_SUBST(stage1_cflags)
2416 # Enable -Werror in bootstrap stage2 and later.
2417 # Change the default to "no" on release branches.
2418 AC_ARG_ENABLE(werror,
2419 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2420 [enable_werror=yes])
2421 case ${enable_werror} in
2422 yes) stage2_werror_flag="--enable-werror-always" ;;
2423 *) stage2_werror_flag="" ;;
2425 AC_SUBST(stage2_werror_flag)
2427 # Flags needed to enable html installing and building
2428 AC_ARG_WITH(datarootdir,
2429 [ --with-datarootdir Use datarootdir as the data root directory.],
2430 [datarootdir="\${prefix}/${withval}"],
2431 [datarootdir="\${prefix}/share"])
2434 [ --with-docdir Install documentation in this directory.],
2435 [docdir="\${prefix}/${withval}"],
2436 [docdir="\${datarootdir}/doc"])
2438 AC_ARG_WITH(htmldir,
2439 [ --with-htmldir Install html in this directory.],
2440 [htmldir="\${prefix}/${withval}"],
2441 [htmldir="\${docdir}"])
2443 AC_SUBST(datarootdir)