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"
361 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
364 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
365 noconfigdirs="$noconfigdirs sim target-rda"
368 noconfigdirs="$noconfigdirs ld gas gdb gprof"
369 noconfigdirs="$noconfigdirs sim target-rda"
370 noconfigdirs="$noconfigdirs ${libgcj}"
372 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
373 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
376 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
377 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
378 && test -f /usr/local/include/gmp.h; then
382 # Skip some stuff that's unsupported on some FreeBSD configurations.
387 noconfigdirs="$noconfigdirs ${libgcj}"
392 # Remove unsupported stuff on all kaOS configurations.
393 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
394 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
395 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
396 noconfigdirs="$noconfigdirs target-libgloss"
399 # Skip some stuff on all NetBSD configurations.
400 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
402 # Skip some stuff that's unsupported on some NetBSD configurations.
404 i*86-*-netbsdelf*) ;;
405 arm*-*-netbsdelf*) ;;
407 noconfigdirs="$noconfigdirs ${libgcj}"
412 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
415 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
417 # The tpf target doesn't support gdb yet.
419 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
422 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
425 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
428 noconfigdirs="$noconfigdirs target-libstdc++-v3"
431 # ld works, but does not support shared libraries.
432 # newlib is not 64 bit ready. I'm not sure about fileutils.
433 # gas doesn't generate exception information.
434 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
437 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
440 # newlib is not 64 bit ready
441 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
444 # newlib is not 64 bit ready
445 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
448 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
451 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
453 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
454 noconfigdirs="$noconfigdirs ${libgcj}"
455 noconfigdirs="$noconfigdirs target-examples"
456 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
457 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
458 noconfigdirs="$noconfigdirs expect dejagnu"
459 # the C++ libraries don't build on top of CE's C libraries
460 noconfigdirs="$noconfigdirs target-libstdc++-v3"
461 noconfigdirs="$noconfigdirs target-newlib"
463 *-*-cygwin*) ;; # keep gdb and readline
464 *) noconfigdirs="$noconfigdirs gdb readline"
469 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
473 arm-*-coff | strongarm-*-coff | xscale-*-coff)
474 noconfigdirs="$noconfigdirs ${libgcj}"
476 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
477 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
479 arm*-*-linux-gnueabi)
480 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
481 noconfigdirs="$noconfigdirs target-libjava target-libobjc"
484 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
487 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
490 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
493 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
496 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
499 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
502 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
505 noconfigdirs="$noconfigdirs gdb"
506 if test x${is_cross_compiler} != xno ; then
507 target_configdirs="${target_configdirs} target-bsp target-cygmon"
511 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
513 c54x*-*-* | tic54x-*-*)
514 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
516 cris-*-* | crisv32-*-*)
517 unsupported_languages="$unsupported_languages java"
520 unsupported_languages="$unsupported_languages fortran"
521 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
523 unsupported_languages="$unsupported_languages fortran"
524 noconfigdirs="$noconfigdirs target-boehm-gc";;
526 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
528 unsupported_languages="$unsupported_languages fortran"
529 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
533 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
536 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
539 noconfigdirs="$noconfigdirs ${libgcj} gdb"
542 noconfigdirs="$noconfigdirs ${libgcj} gdb"
545 noconfigdirs="$noconfigdirs ${libgcj}"
548 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
551 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
553 hppa1.1-*-osf* | hppa1.1-*-bsd* )
555 hppa*64*-*-linux* | parisc*64*-*-linux*)
556 # In this case, it's because the hppa64-linux target is for
557 # the kernel only at this point and has no libc, and thus no
558 # headers, crt*.o, etc., all of which are needed by these.
559 noconfigdirs="$noconfigdirs target-zlib"
561 parisc*-*-linux* | hppa*-*-linux*)
567 noconfigdirs="$noconfigdirs ${libgcj}"
570 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
571 # build on HP-UX 10.20.
572 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
575 noconfigdirs="$noconfigdirs ${libgcj} gdb"
578 # No gdb support yet.
579 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
582 # No gdb or ld support yet.
583 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
587 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
588 noconfigdirs="$noconfigdirs ${libgcj}"
590 i[[3456789]]86-*-linux*)
591 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
592 # not build java stuff by default.
595 noconfigdirs="$noconfigdirs ${libgcj}";;
598 # This section makes it possible to build newlib natively on linux.
599 # If we are using a cross compiler then don't configure newlib.
600 if test x${is_cross_compiler} != xno ; then
601 noconfigdirs="$noconfigdirs target-newlib"
603 noconfigdirs="$noconfigdirs target-libgloss"
604 # If we are not using a cross compiler, do configure newlib.
605 # Note however, that newlib will only be configured in this situation
606 # if the --with-newlib option has been given, because otherwise
607 # 'target-newlib' will appear in skipdirs.
609 i[[3456789]]86-*-mingw32*)
610 target_configdirs="$target_configdirs target-mingw"
611 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
613 # Can't build gdb for mingw32 if not native.
615 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
616 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl gnuserv"
621 target_configdirs="$target_configdirs target-libtermcap target-winsup"
622 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
623 # always build newlib if winsup directory is present.
624 if test -d "$srcdir/winsup"; then
625 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
626 elif test -d "$srcdir/newlib"; then
627 echo "Warning: winsup is missing so newlib can't be built."
630 # Can't build gdb for Cygwin if not native.
632 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
633 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl libgui gnuserv"
637 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
638 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
641 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
643 i[[3456789]]86-*-sco3.2v5*)
644 # The linker does not yet know about weak symbols in COFF,
645 # and is not configured to handle mixed ELF and COFF.
646 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
648 i[[3456789]]86-*-sco*)
649 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
651 i[[3456789]]86-*-solaris2*)
652 noconfigdirs="$noconfigdirs target-libgloss"
654 i[[3456789]]86-*-sysv4*)
655 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
657 i[[3456789]]86-*-beos*)
658 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
661 noconfigdirs="$noconfigdirs ${libgcj}"
663 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
664 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
667 noconfigdirs="$noconfigdirs ${libgcj}"
670 noconfigdirs="$noconfigdirs ${libgcj}"
673 # The EPOC C++ environment does not support exceptions or rtti,
674 # and so building libstdc++-v3 tends not to always work.
675 noconfigdirs="$noconfigdirs target-libstdc++-v3"
678 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
679 unsupported_languages="$unsupported_languages fortran java"
682 noconfigdirs="$noconfigdirs ${libgcj}"
685 noconfigdirs="$noconfigdirs ${libgcj}"
688 noconfigdirs="$noconfigdirs sim"
691 # copied from rs6000-*-* entry
692 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
694 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
695 target_configdirs="$target_configdirs target-winsup"
696 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
697 # always build newlib.
698 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
700 # This is temporary until we can link against shared libraries
701 powerpcle-*-solaris*)
702 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
705 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
708 noconfigdirs="$noconfigdirs ${libgcj}"
710 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
713 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
716 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
719 noconfigdirs="$noconfigdirs gprof ${libgcj}"
722 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
725 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
728 # Linking libjava exceeds command-line length limits on at least
729 # IRIX 6.2, but not on IRIX 6.5.
730 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
731 # <oldham@codesourcery.com>
732 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
735 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
738 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
741 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
744 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
747 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
750 noconfigdirs="$noconfigdirs gprof ${libgcj}"
753 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
757 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
758 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
759 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
760 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
762 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
765 noconfigdirs="$noconfigdirs ${libgcj}"
768 noconfigdirs="$noconfigdirs ${libgcj}"
771 noconfigdirs="$noconfigdirs ${libgcj}"
774 noconfigdirs="$noconfigdirs ${libgcj}"
775 if test x${is_cross_compiler} != xno ; then
776 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
781 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
782 noconfigdirs="$noconfigdirs ${libgcj}"
784 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
787 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
790 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
793 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
796 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
799 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
802 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
805 noconfigdirs="$noconfigdirs ${libgcj}"
808 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
810 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
811 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
814 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
817 noconfigdirs="$noconfigdirs ${libgcj}"
821 # If we aren't building newlib, then don't build libgloss, since libgloss
822 # depends upon some newlib header files.
823 case "${noconfigdirs}" in
824 *target-libgloss*) ;;
825 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
828 # Work in distributions that contain no compiler tools, like Autoconf.
830 host_makefile_frag=/dev/null
831 if test -d ${srcdir}/config ; then
834 # Avoid "too much defining" errors from HPUX compiler.
835 tentative_cc="cc -Wp,-H256000"
836 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
837 # If it's HP/UX ar, this should be harmless.
841 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
844 #None of the Apollo compilers can compile gas or binutils. The preprocessor
845 # chokes on bfd, the compiler won't let you assign integers to enums, and
846 # other problems. Defining CC to gcc is a questionable way to say "don't use
847 # the apollo compiler" (the preferred version of GCC could be called cc,
848 # or whatever), but I'm not sure leaving CC as cc is any better...
849 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
850 # Used to have BISON=yacc.
854 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
857 # Under CX/UX, we want to tell the compiler to use ANSI mode.
858 tentative_cc="cc -Xa"
859 host_makefile_frag="config/mh-cxux"
864 tentative_cc="cc -Wf,-XNg1000"
865 host_makefile_frag="config/mh-decstation"
868 # The C compiler on NEC MIPS SVR4 needs bigger tables.
869 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
870 host_makefile_frag="config/mh-necv4"
873 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
874 # environment. Also bump switch table size so that cp-parse will
875 # compile. Bump string length limit so linker builds.
876 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
879 host_makefile_frag="config/mh-sysv4"
882 # This is for a MIPS running RISC/os 4.52C.
884 # This is needed for GDB, but needs to be in the top-level make because
885 # if a library is compiled with the bsd headers and gets linked with the
886 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
888 # ptrace(2) apparently has problems in the BSD environment. No workaround is
889 # known except to select the sysv environment. Could we use /proc instead?
890 # These "sysv environments" and "bsd environments" often end up being a pain.
892 # This is not part of CFLAGS because perhaps not all C compilers have this
894 tentative_cc="cc -systype sysv"
899 i[[3456789]]86-*-sysv5*)
900 host_makefile_frag="config/mh-sysv5"
902 i[[3456789]]86-*-dgux*)
903 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
904 host_makefile_frag="config/mh-dgux386"
906 i[[3456789]]86-ncr-sysv4.3*)
907 # The MetaWare compiler will generate a copyright message unless you
908 # turn it off by adding the -Hnocopyr flag.
909 tentative_cc="cc -Hnocopyr"
911 i[[3456789]]86-ncr-sysv4*)
912 # for an NCR 3000 (i486/SVR4) system.
913 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
914 # This compiler not only emits obnoxious copyright messages every time
915 # you run it, but it chokes and dies on a whole bunch of GNU source
916 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
917 tentative_cc="/usr/ccs/ATT/cc"
918 host_makefile_frag="config/mh-ncr3000"
920 i[[3456789]]86-*-sco3.2v5*)
922 i[[3456789]]86-*-sco*)
923 # The native C compiler botches some simple uses of const. Unfortunately,
924 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
925 tentative_cc="cc -Dconst="
926 host_makefile_frag="config/mh-sco"
928 i[[3456789]]86-*-udk*)
929 host_makefile_frag="config/mh-sysv5"
931 i[[3456789]]86-*-solaris2*)
932 host_makefile_frag="config/mh-sysv4"
934 i[[3456789]]86-*-msdosdjgpp*)
935 host_makefile_frag="config/mh-djgpp"
938 host_makefile_frag="config/mh-cygwin"
943 host_makefile_frag="config/mh-interix"
946 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
950 host_makefile_frag="config/mh-solaris"
953 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
954 # without overflowing the jump tables (-J says to use a 32 bit table)
958 tentative_cc="cc -Wp,-H256000"
961 tentative_cc="cc -Wp,-H256000"
964 # /bin/cc is less than useful for our purposes. Always use GCC
965 tentative_cc="/usr/cygnus/progressive/bin/gcc"
966 host_makefile_frag="config/mh-lynxrs6k"
969 host_makefile_frag="config/mh-ppc-darwin"
972 # /bin/cc is less than useful for our purposes. Always use GCC
973 tentative_cc="/bin/gcc"
976 host_makefile_frag="config/mh-sysv4"
978 # This is placed last to prevent interfering with the cases above.
980 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
981 host_makefile_frag="config/mh-x86omitfp"
986 # If we aren't going to be using gcc, see if we can extract a definition
987 # of CC from the fragment.
988 # Actually, use the 'pre-extracted' version above.
989 if test -z "${CC}" && test "${build}" = "${host}" ; then
990 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
993 test -z "$dir" && dir=.
994 if test -f $dir/gcc; then
1000 if test -z "${found}" && test -n "${tentative_cc}" ; then
1005 if test "${build}" != "${host}" ; then
1006 # If we are doing a Canadian Cross, in which the host and build systems
1007 # are not the same, we set reasonable default values for the tools.
1009 CC=${CC-${host_alias}-gcc}
1010 CFLAGS=${CFLAGS-"-g -O2"}
1011 CXX=${CXX-${host_alias}-c++}
1012 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1013 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1014 CXX_FOR_BUILD=${CXX_FOR_BUILD-c++}
1015 BUILD_PREFIX=${build_alias}-
1016 BUILD_PREFIX_1=${build_alias}-
1019 # Set reasonable default values for some tools even if not Canadian.
1020 # Of course, these are different reasonable default values, originally
1021 # specified directly in the Makefile.
1022 # We don't export, so that autoconf can do its job.
1023 # Note that all these settings are above the fragment inclusion point
1024 # in Makefile.in, so can still be overridden by fragments.
1025 # This is all going to change when we autoconfiscate...
1027 CC_FOR_BUILD="\$(CC)"
1028 CXX_FOR_BUILD="\$(CXX)"
1030 BUILD_PREFIX_1=loser-
1034 # We must set the default linker to the linker used by gcc for the correct
1035 # operation of libtool. If LD is not defined and we are using gcc, try to
1036 # set the LD default to the ld used by gcc.
1037 if test -z "$LD"; then
1038 if test "$GCC" = yes; then
1041 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1043 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1045 case $gcc_prog_ld in
1046 # Accept absolute paths.
1047 [[\\/]* | [A-Za-z]:[\\/]*)]
1048 LD="$gcc_prog_ld" ;;
1054 CFLAGS=${CFLAGS-"-g"}
1055 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1059 ACX_PROG_CMP_IGNORE_INITIAL
1061 # Check for GMP and MPFR
1065 # Specify a location for mpfr
1066 # check for this first so it ends up on the link line before gmp.
1067 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1069 if test "x$with_mpfr_dir" != x; then
1070 gmpinc="-I$with_mpfr_dir"
1071 if test -f "$with_mpfr_dir/.libs/libmpfr.a"; then
1072 gmplibs="$with_mpfr_dir/.libs/libmpfr.a"
1073 elif test -f "$with_mpfr_dir/_libs/libmpfr.a"; then
1074 gmplibs="$with_mpfr_dir/_libs/libmpfr.a"
1076 gmplibs="$with_mpfr_dir/libmpfr.a"
1082 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1084 if test "x$with_mpfr" != x; then
1085 gmplibs="-L$with_mpfr/lib $gmplibs"
1086 gmpinc="-I$with_mpfr/include"
1089 # Specify a location for gmp
1090 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1092 if test "x$with_gmp_dir" != x; then
1093 gmpinc="$gmpinc -I$with_gmp_dir"
1094 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1095 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
1096 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1097 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
1099 # One of the later tests will catch the error if neither library is present.
1101 gmplibs="$gmplibs -lgmp"
1104 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1106 if test "x$with_gmp" != x; then
1107 gmplibs="-L$with_gmp/lib $gmplibs"
1108 gmpinc="-I$with_gmp/include $gmpinc"
1111 saved_CFLAGS="$CFLAGS"
1112 CFLAGS="$CFLAGS $gmpinc"
1113 # Check GMP actually works
1114 AC_MSG_CHECKING([for correct version of gmp.h])
1115 AC_TRY_COMPILE([#include "gmp.h"],[
1116 #if __GNU_MP_VERSION < 3
1119 ], [AC_MSG_RESULT([yes])],
1120 [AC_MSG_RESULT([no]); have_gmp=no])
1122 if test x"$have_gmp" = xyes; then
1123 AC_MSG_CHECKING([for MPFR])
1126 LIBS="$LIBS $gmplibs"
1127 AC_TRY_LINK([#include <gmp.h>
1128 #include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
1129 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1131 CFLAGS="$saved_CFLAGS"
1134 # Flags needed for both GMP and/or MPFR
1138 # By default, C is the only stage 1 language.
1140 AC_SUBST(stage1_languages)
1142 # Figure out what language subdirectories are present.
1143 # Look if the user specified --enable-languages="..."; if not, use
1144 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1146 # NB: embedded tabs in this IF block -- do not untabify
1147 if test -d ${srcdir}/gcc; then
1148 if test x"${enable_languages+set}" != xset; then
1149 if test x"${LANGUAGES+set}" = xset; then
1150 enable_languages="${LANGUAGES}"
1151 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1153 enable_languages=all
1156 if test x"${enable_languages}" = x ||
1157 test x"${enable_languages}" = xyes;
1159 echo configure.in: --enable-languages needs at least one language argument 1>&2
1163 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1165 # 'f95' is the old name for the 'fortran' language. We issue a warning
1166 # and make the substitution.
1167 case ,${enable_languages}, in
1169 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1170 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1174 # First scan to see if an enabled language requires some other language.
1175 # We assume that a given config-lang.in will list all the language
1176 # front ends it requires, even if some are required indirectly.
1177 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1178 case ${lang_frag} in
1180 # The odd quoting in the next line works around
1181 # an apparent bug in bash 1.12 on linux.
1182 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1184 # From the config-lang.in, get $language, $lang_requires
1188 for other in ${lang_requires} ; do
1189 case ,${enable_languages}, in
1193 echo " \`$other' language required by \`$language'; enabling" 1>&2
1194 enable_languages="${enable_languages},${other}"
1202 new_enable_languages=c
1203 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1204 potential_languages=c
1206 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1207 case ${lang_frag} in
1209 # The odd quoting in the next line works around
1210 # an apparent bug in bash 1.12 on linux.
1211 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1213 # From the config-lang.in, get $language, $target_libs,
1214 # $lang_dirs, $boot_language, and $build_by_default
1222 potential_languages="${potential_languages},${language}"
1223 # This is quite sensitive to the ordering of the case statement arms.
1224 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1226 echo "${lang_frag} doesn't set \$language." 1>&2
1230 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1233 *,${language},*:*:*:*)
1234 # Language was explicitly selected; include it.
1238 # 'all' was selected, but this is not a default language
1239 # so do not include it.
1243 # 'all' was selected and this is a default language; include it.
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 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1305 # $build_configdirs and $target_configdirs.
1306 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1309 for dir in . $skipdirs $noconfigdirs ; do
1310 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1311 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1312 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1313 if test -r $srcdir/$dirname/configure ; then
1314 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1317 notsupp="$notsupp $dir"
1321 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1322 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1323 if test -r $srcdir/$dirname/configure ; then
1324 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1327 notsupp="$notsupp $dir"
1331 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1332 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1333 if test -r $srcdir/$dirname/configure ; then
1334 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1337 notsupp="$notsupp $dir"
1343 # Sometimes the tools are distributed with libiberty but with no other
1344 # libraries. In that case, we don't want to build target-libiberty.
1345 if test -n "${target_configdirs}" ; then
1347 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1348 if test "$i" != "libiberty" ; then
1349 if test -r $srcdir/$i/configure ; then
1355 if test -z "${others}" ; then
1360 # Quietly strip out all directories which aren't configurable in this tree.
1361 # This relies on all configurable subdirectories being autoconfiscated, which
1363 build_configdirs_all="$build_configdirs"
1365 for i in ${build_configdirs_all} ; do
1366 j=`echo $i | sed -e s/build-//g`
1367 if test -f ${srcdir}/$j/configure ; then
1368 build_configdirs="${build_configdirs} $i"
1372 configdirs_all="$configdirs"
1374 for i in ${configdirs_all} ; do
1375 if test -f ${srcdir}/$i/configure ; then
1376 configdirs="${configdirs} $i"
1380 target_configdirs_all="$target_configdirs"
1382 for i in ${target_configdirs_all} ; do
1383 j=`echo $i | sed -e s/target-//g`
1384 if test -f ${srcdir}/$j/configure ; then
1385 target_configdirs="${target_configdirs} $i"
1389 # Produce a warning message for the subdirs we can't configure.
1390 # This isn't especially interesting in the Cygnus tree, but in the individual
1391 # FSF releases, it's important to let people know when their machine isn't
1392 # supported by the one or two programs in a package.
1394 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1395 # If $appdirs is non-empty, at least one of those directories must still
1396 # be configured, or we error out. (E.g., if the gas release supports a
1397 # specified target in some subdirs but not the gas subdir, we shouldn't
1398 # pretend that all is well.)
1399 if test -n "$appdirs" ; then
1400 for dir in $appdirs ; do
1401 if test -r $dir/Makefile.in ; then
1402 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1406 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1412 if test -n "$appdirs" ; then
1413 echo "*** This configuration is not supported by this package." 1>&2
1417 # Okay, some application will build, or we don't care to check. Still
1418 # notify of subdirs not getting built.
1419 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1420 echo " ${notsupp}" 1>&2
1421 echo " (Any other directories should still work fine.)" 1>&2
1431 AC_ARG_WITH([build-sysroot],
1432 [ --with-build-sysroot=sysroot
1433 use sysroot as the system root during the build],
1434 [if test x"$withval" != x ; then
1435 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1437 [SYSROOT_CFLAGS_FOR_TARGET=])
1438 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1440 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1441 # the named directory are copied to $(tooldir)/sys-include.
1442 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1443 if test x${is_cross_compiler} = xno ; then
1444 echo 1>&2 '***' --with-headers is only supported when cross compiling
1447 if test x"${with_headers}" != xyes ; then
1448 case "${exec_prefixoption}" in
1450 *) x=${exec_prefix} ;;
1452 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1456 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1457 # the name directories are copied to $(tooldir)/lib. Multiple directories
1459 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1460 if test x${is_cross_compiler} = xno ; then
1461 echo 1>&2 '***' --with-libs is only supported when cross compiling
1464 if test x"${with_libs}" != xyes ; then
1465 # Copy the libraries in reverse order, so that files in the first named
1466 # library override files in subsequent libraries.
1467 case "${exec_prefixoption}" in
1469 *) x=${exec_prefix} ;;
1471 for l in ${with_libs}; do
1472 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1477 # Handle ${copy_dirs}
1478 set fnord ${copy_dirs}
1480 while test $# != 0 ; do
1481 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1484 echo Copying $1 to $2
1486 # Use the install script to create the directory and all required
1487 # parent directories.
1488 if test -d $2 ; then
1492 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1495 # Copy the directory, assuming we have tar.
1496 # FIXME: Should we use B in the second tar? Not all systems support it.
1497 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1499 # It is the responsibility of the user to correctly adjust all
1500 # symlinks. If somebody can figure out how to handle them correctly
1501 # here, feel free to add the code.
1508 extra_arflags_for_target=
1509 extra_nmflags_for_target=
1510 extra_ranlibflags_for_target=
1511 target_makefile_frag=/dev/null
1514 target_makefile_frag="config/mt-netware"
1516 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1517 target_makefile_frag="config/mt-gnu"
1519 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1520 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1521 # commands to handle both 32-bit and 64-bit objects. These flags are
1522 # harmless if we're using GNU nm or ar.
1523 extra_arflags_for_target=" -X32_64"
1524 extra_nmflags_for_target=" -B -X32_64"
1527 # ranlib from Darwin requires the -c flag to look at common symbols.
1528 extra_ranlibflags_for_target=" -c"
1530 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1531 target_makefile_frag="config/mt-wince"
1535 alphaieee_frag=/dev/null
1538 # This just makes sure to use the -mieee option to build target libs.
1539 # This should probably be set individually by each library.
1540 alphaieee_frag="config/mt-alphaieee"
1544 # If --enable-target-optspace always use -Os instead of -O2 to build
1545 # the target libraries, similarly if it is not specified, use -Os
1546 # on selected platforms.
1547 ospace_frag=/dev/null
1548 case "${enable_target_optspace}:${target}" in
1550 ospace_frag="config/mt-ospace"
1553 ospace_frag="config/mt-d30v"
1555 :m32r-* | :d10v-* | :fr30-*)
1556 ospace_frag="config/mt-ospace"
1561 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1565 # Set with_gnu_as and with_gnu_ld as appropriate.
1567 # This is done by determining whether or not the appropriate directory
1568 # is available, and by checking whether or not specific configurations
1569 # have requested that this magic not happen.
1571 # The command line options always override the explicit settings in
1572 # configure.in, and the settings in configure.in override this magic.
1574 # If the default for a toolchain is to use GNU as and ld, and you don't
1575 # want to do that, then you should use the --without-gnu-as and
1576 # --without-gnu-ld options for the configure script.
1578 if test x${use_gnu_as} = x &&
1579 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1581 extra_host_args="$extra_host_args --with-gnu-as"
1584 if test x${use_gnu_ld} = x &&
1585 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1587 extra_host_args="$extra_host_args --with-gnu-ld"
1590 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1591 # can detect this case.
1593 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1595 extra_host_args="$extra_host_args --with-newlib"
1598 # Default to using --with-stabs for certain targets.
1599 if test x${with_stabs} = x ; then
1601 mips*-*-irix[[56]]*)
1603 mips*-*-* | alpha*-*-osf*)
1605 extra_host_args="${extra_host_args} --with-stabs"
1610 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1611 # them automatically.
1614 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1618 # Some systems (e.g., one of the i386-aix systems the gas testers are
1619 # using) don't handle "\$" correctly, so don't use it here.
1620 tooldir='${exec_prefix}'/${target_alias}
1621 build_tooldir=${tooldir}
1623 # Create a .gdbinit file which runs the one in srcdir
1624 # and tells GDB to look there for source files.
1626 if test -r ${srcdir}/.gdbinit ; then
1629 *) cat > ./.gdbinit <<EOF
1633 source ${srcdir}/.gdbinit
1639 # Make sure that the compiler is able to generate an executable. If it
1640 # can't, we are probably in trouble. We don't care whether we can run the
1641 # executable--we might be using a cross compiler--we only care whether it
1642 # can be created. At this point the main configure script has set CC.
1644 echo "int main () { return 0; }" > conftest.c
1645 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1646 if test $? = 0 ; then
1647 if test -s conftest || test -s conftest.exe ; then
1653 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1654 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1661 # The Solaris /usr/ucb/cc compiler does not appear to work.
1663 sparc-sun-solaris2*)
1664 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1665 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1667 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1668 if test -d /opt/cygnus/bin ; then
1669 if test "$could_use" = "" ; then
1670 could_use="/opt/cygnus/bin"
1672 could_use="$could_use or /opt/cygnus/bin"
1675 if test "$could_use" = "" ; then
1676 echo "Warning: compilation may fail because you're using"
1677 echo "/usr/ucb/cc. You should change your PATH or CC "
1678 echo "variable and rerun configure."
1680 echo "Warning: compilation may fail because you're using"
1681 echo "/usr/ucb/cc, when you should use the C compiler from"
1682 echo "$could_use. You should change your"
1683 echo "PATH or CC variable and rerun configure."
1690 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1691 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1692 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1695 # Record target_configdirs and the configure arguments for target and
1696 # build configuration in Makefile.
1697 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1698 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1700 # Determine whether gdb needs tk/tcl or not.
1701 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1702 # and in that case we want gdb to be built without tk. Ugh!
1703 # In fact I believe gdb is the *only* package directly dependent on tk,
1704 # so we should be able to put the 'maybe's in unconditionally and
1705 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1706 # 100% sure that that's safe though.
1708 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1709 case "$enable_gdbtk" in
1713 GDB_TK="${gdb_tk}" ;;
1715 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1716 # distro. Eventually someone will fix this and move Insight, nee
1717 # gdbtk to a separate directory.
1718 if test -d ${srcdir}/gdb/gdbtk ; then
1725 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
1726 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
1728 # Strip out unwanted targets.
1730 # While at that, we remove Makefiles if we were started for recursive
1731 # configuration, so that the top-level Makefile reconfigures them,
1732 # like we used to do when configure itself was recursive.
1734 # Loop over modules. $extrasub must be used with care, limiting as
1735 # much as possible the usage of range addresses. That's because autoconf
1736 # splits the sed script to overcome limits in the number of commands,
1737 # and relying on carefully-timed sed passes may turn out to be very hard
1738 # to maintain later. In this particular case, you just have to be careful
1739 # not to nest @if/@endif pairs, because configure will not warn you at all.
1741 AC_ARG_ENABLE([bootstrap],
1742 [ --enable-bootstrap[=lean] Enable bootstrapping [no]],,
1743 enable_bootstrap=default)
1745 # Issue errors and warnings for invalid/strange bootstrap combinations.
1746 case "$configdirs" in
1747 *gcc*) have_compiler=yes ;;
1748 *) have_compiler=no ;;
1751 case "$have_compiler:$host:$target:$enable_bootstrap" in
1754 # Default behavior. (We'll) enable bootstrap if we have a compiler
1755 # and we are in a native configuration.
1756 yes:$build:$build:default)
1757 # This will become 'yes'
1758 enable_bootstrap=no ;;
1761 enable_bootstrap=no ;;
1763 # We have a compiler and we are in a native configuration, bootstrap is ok
1764 yes:$build:$build:yes | yes:$build:$build:lean)
1767 # Other configurations, but we have a compiler. Assume the user knows
1769 yes:*:*:yes | yes:*:*:lean)
1770 AC_MSG_WARN([trying to bootstrap a cross compiler])
1773 # No compiler: if they passed --enable-bootstrap explicitly, fail
1774 no:*:*:yes | no:*:*:lean)
1775 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1777 # Fail if wrong command line
1779 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1783 # Adjust the toplevel makefile according to whether bootstrap was selected.
1784 case "$enable_bootstrap" in
1787 bootstrap_suffix=bootstrap ;;
1790 bootstrap_suffix=bootstrap ;;
1792 bootstrap_suffix=no-bootstrap ;;
1794 AC_SUBST(bootstrap_lean)
1796 for module in ${build_configdirs} ; do
1797 if test -z "${no_recursion}" \
1798 && test -f ${build_subdir}/${module}/Makefile; then
1799 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1800 rm -f ${build_subdir}/${module}/Makefile
1803 /^@if build-$module\$/d
1804 /^@endif build-$module\$/d
1805 /^@if build-$module-$bootstrap_suffix\$/d
1806 /^@endif build-$module-$bootstrap_suffix\$/d"
1808 for module in ${configdirs} ; do
1809 if test -z "${no_recursion}" \
1810 && test -f ${module}/Makefile; then
1811 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1812 rm -f ${module}/Makefile
1816 /^@endif $module\$/d
1817 /^@if $module-$bootstrap_suffix\$/d
1818 /^@endif $module-$bootstrap_suffix\$/d"
1820 for module in ${target_configdirs} ; do
1821 if test -z "${no_recursion}" \
1822 && test -f ${target_subdir}/${module}/Makefile; then
1823 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1824 rm -f ${target_subdir}/${module}/Makefile
1827 /^@if target-$module\$/d
1828 /^@endif target-$module\$/d
1829 /^@if target-$module-$bootstrap_suffix\$/d
1830 /^@endif target-$module-$bootstrap_suffix\$/d"
1834 /^@if /,/^@endif /d"
1836 # Create the serialization dependencies. This uses a temporary file.
1838 AC_ARG_ENABLE([serial-configure],
1839 [ --enable-serial-[{host,target,build}-]configure
1840 Force sequential configuration of
1841 sub-packages for the host, target or build
1842 machine, or all sub-packages])
1844 case ${enable_serial_configure} in
1846 enable_serial_build_configure=yes
1847 enable_serial_host_configure=yes
1848 enable_serial_target_configure=yes
1852 # These force 'configure's to be done one at a time, to avoid problems
1853 # with contention over a shared config.cache.
1855 echo '# serdep.tmp' > serdep.tmp
1857 test "x${enable_serial_build_configure}" = xyes &&
1858 for item in ${build_configdirs} ; do
1861 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1866 test "x${enable_serial_host_configure}" = xyes &&
1867 for item in ${configdirs} ; do
1870 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1875 test "x${enable_serial_target_configure}" = xyes &&
1876 for item in ${target_configdirs} ; do
1879 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1883 serialization_dependencies=serdep.tmp
1884 AC_SUBST_FILE(serialization_dependencies)
1886 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1887 # target and nonopt. These are the ones we might not want to pass
1888 # down to subconfigures. Also strip program-prefix, program-suffix,
1889 # and program-transform-name, so that we can pass down a consistent
1890 # program-transform-name. If autoconf has put single quotes around
1891 # any of these arguments (because they contain shell metacharacters)
1892 # then this will fail; in practice this only happens for
1893 # --program-transform-name, so be sure to override --program-transform-name
1894 # at the end of the argument list.
1895 # These will be expanded by make, so quote '$'.
1896 cat <<\EOF_SED > conftestsed
1898 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1899 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1900 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1901 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1902 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1903 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1904 s/ -cache-file[[= ]][[^ ]]*//g
1905 s/ -srcdir[[= ]][[^ ]]*//g
1906 s/ -host[[= ]][[^ ]]*//g
1907 s/ -build[[= ]][[^ ]]*//g
1908 s/ -target[[= ]][[^ ]]*//g
1909 s/ -program-prefix[[= ]][[^ ]]*//g
1910 s/ -program-suffix[[= ]][[^ ]]*//g
1911 s/ -program-transform-name[[= ]][[^ ]]*//g
1912 s/ [[^' -][^ ]*] / /
1916 sed -f conftestsed <<EOF_SED > conftestsed.out
1917 ${ac_configure_args}
1919 baseargs=`cat conftestsed.out`
1920 rm -f conftestsed conftestsed.out
1922 # Add in --program-transform-name, after --program-prefix and
1923 # --program-suffix have been applied to it. Autoconf has already
1924 # doubled dollar signs and backslashes in program_transform_name; we want
1925 # the backslashes un-doubled, and then the entire thing wrapped in single
1926 # quotes, because this will be expanded first by make and then by the shell.
1927 # Also, because we want to override the logic in subdir configure scripts to
1928 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1929 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1930 ${program_transform_name}
1932 gcc_transform_name=`cat conftestsed.out`
1933 rm -f conftestsed.out
1934 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1936 # For the build-side libraries, we just need to pretend we're native,
1937 # and not use the same cache file. Multilibs are neither needed nor
1939 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} --target=${target_alias} ${baseargs}"
1941 # For host modules, accept cache file option, or specification as blank.
1942 case "${cache_file}" in
1944 cache_file_option="" ;;
1945 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1946 cache_file_option="--cache-file=${cache_file}" ;;
1948 cache_file_option="--cache-file=../${cache_file}" ;;
1951 # Host dirs don't like to share a cache file either, horribly enough.
1952 # This seems to be due to autoconf 2.5x stupidity.
1953 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1955 target_configargs=${baseargs}
1957 # Passing a --with-cross-host argument lets the target libraries know
1958 # whether they are being built with a cross-compiler or being built
1959 # native. However, it would be better to use other mechanisms to make the
1960 # sorts of decisions they want to make on this basis. Please consider
1961 # this option to be deprecated. FIXME.
1962 if test x${is_cross_compiler} = xyes ; then
1963 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1966 # Default to --enable-multilib.
1967 if test x${enable_multilib} = x ; then
1968 target_configargs="--enable-multilib ${target_configargs}"
1971 # Pass --with-newlib if appropriate. Note that target_configdirs has
1972 # changed from the earlier setting of with_newlib.
1973 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1974 target_configargs="--with-newlib ${target_configargs}"
1977 # Different target subdirs use different values of certain variables
1978 # (notably CXX). Worse, multilibs use *lots* of different values.
1979 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1980 # it doesn't automatically accept command-line overrides of them.
1981 # This means it's not safe for target subdirs to share a cache file,
1982 # which is disgusting, but there you have it. Hopefully this can be
1983 # fixed in future. It's still worthwhile to use a cache file for each
1984 # directory. I think.
1986 # Pass the appropriate --build, --host, --target and --cache-file arguments.
1987 # We need to pass --target, as newer autoconf's requires consistency
1988 # for target_alias and gcc doesn't manage it consistently.
1989 target_configargs="--cache-file=./config.cache --build=${build_alias} --host=${target_alias} --target=${target_alias} ${target_configargs}"
1992 case " $target_configdirs " in
1994 case " $target_configargs " in
1995 *" --with-newlib "*)
1998 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 $$s/winsup/w32api/include' ;;
2001 # If we're not building GCC, don't discard standard headers.
2002 if test -d ${srcdir}/gcc; then
2003 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2005 if test "${build}" != "${host}"; then
2006 # On Canadian crosses, CC_FOR_TARGET will have already been set
2007 # by `configure', so we won't have an opportunity to add -Bgcc/
2008 # to it. This is right: we don't want to search that directory
2009 # for binaries, but we want the header files in there, so add
2011 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2013 # Someone might think of using the pre-installed headers on
2014 # Canadian crosses, in case the installed compiler is not fully
2015 # compatible with the compiler being built. In this case, it
2016 # would be better to flag an error than risking having
2017 # incompatible object files being constructed. We can't
2018 # guarantee that an error will be flagged, but let's hope the
2019 # compiler will do it, when presented with incompatible header
2024 case "${target}-${is_cross_compiler}" in
2025 i[[3456789]]86-*-linux*-no)
2026 # Here host == target, so we don't need to build gcc,
2027 # so we don't want to discard standard headers.
2028 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2031 # If we're building newlib, use its generic headers last, but search
2032 # for any libc-related directories first (so make it the last -B
2034 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2042 # Allow the user to override the flags for
2043 # our build compiler if desired.
2044 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2046 # On Canadian crosses, we'll be searching the right directories for
2047 # the previously-installed cross compiler, so don't bother to add
2048 # flags for directories within the install tree of the compiler
2049 # being built; programs in there won't even run.
2050 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2051 # Search for pre-installed headers if nothing else fits.
2052 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2055 if test "x${use_gnu_ld}" = x &&
2056 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2057 # Arrange for us to find uninstalled linker scripts.
2058 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2061 # Makefile fragments.
2062 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2064 eval fragval=\$$frag
2065 if test $fragval != /dev/null; then
2066 eval $frag=${srcdir}/$fragval
2069 AC_SUBST_FILE(host_makefile_frag)
2070 AC_SUBST_FILE(target_makefile_frag)
2071 AC_SUBST_FILE(alphaieee_frag)
2072 AC_SUBST_FILE(ospace_frag)
2074 # Miscellanea: directories, flags, etc.
2075 AC_SUBST(RPATH_ENVVAR)
2076 AC_SUBST(BUILD_PREFIX)
2077 AC_SUBST(BUILD_PREFIX_1)
2079 AC_SUBST(build_tooldir)
2080 AC_SUBST(CONFIGURE_GDB_TK)
2082 AC_SUBST(INSTALL_GDB_TK)
2084 # Build module lists & subconfigure args.
2085 AC_SUBST(build_configargs)
2086 AC_SUBST(build_configdirs)
2088 # Host module lists & subconfigure args.
2089 AC_SUBST(host_configargs)
2090 AC_SUBST(configdirs)
2092 # Target module lists & subconfigure args.
2093 AC_SUBST(target_configargs)
2094 AC_SUBST(target_configdirs)
2097 AC_SUBST(CC_FOR_BUILD)
2098 AC_SUBST(CXX_FOR_BUILD)
2099 AC_SUBST(config_shell)
2101 # Generate default definitions for YACC, M4, LEX and other programs that run
2102 # on the build machine. These are used if the Makefile can't locate these
2103 # programs in objdir.
2104 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2106 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2107 case " $build_configdirs " in
2108 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2109 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2112 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2113 case " $build_configdirs " in
2114 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2117 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2118 case " $build_configdirs " in
2119 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2122 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2123 case " $build_configdirs " in
2124 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2125 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2128 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2129 case " $build_configdirs " in
2130 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2133 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2134 case " $build_configdirs " in
2135 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2138 # For an installed makeinfo, we require it to be from texinfo 4.2 or
2139 # higher, else we use the "missing" dummy.
2140 if ${MAKEINFO} --version \
2141 | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[2-9]|[5-9])' >/dev/null 2>&1; then
2144 MAKEINFO="$MISSING makeinfo"
2150 # FIXME: expect and dejagnu may become build tools?
2152 AC_CHECK_PROGS(EXPECT, expect, expect)
2153 case " $configdirs " in
2155 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2159 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2160 case " $configdirs " in
2162 test $host = $build && RUNTEST='$$r/$(HOST_SUBDIR)/dejagnu/runtest'
2168 NCN_STRICT_CHECK_TOOLS(AR, ar)
2169 NCN_STRICT_CHECK_TOOLS(AS, as)
2170 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2171 NCN_STRICT_CHECK_TOOLS(LD, ld)
2172 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2173 NCN_STRICT_CHECK_TOOLS(NM, nm)
2174 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2175 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2176 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2177 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2178 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2182 AC_SUBST(CFLAGS_FOR_BUILD)
2186 NCN_STRICT_CHECK_TARGET_TOOLS(AR_FOR_TARGET, ar)
2187 NCN_STRICT_CHECK_TARGET_TOOLS(AS_FOR_TARGET, as)
2188 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2189 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2190 NCN_STRICT_CHECK_TARGET_TOOLS(DLLTOOL_FOR_TARGET, dlltool)
2191 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2192 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2193 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2194 NCN_STRICT_CHECK_TARGET_TOOLS(LD_FOR_TARGET, ld)
2195 NCN_STRICT_CHECK_TARGET_TOOLS(LIPO_FOR_TARGET, lipo)
2196 NCN_STRICT_CHECK_TARGET_TOOLS(NM_FOR_TARGET, nm)
2197 NCN_STRICT_CHECK_TARGET_TOOLS(OBJDUMP_FOR_TARGET, objdump)
2198 NCN_STRICT_CHECK_TARGET_TOOLS(RANLIB_FOR_TARGET, ranlib, :)
2199 NCN_STRICT_CHECK_TARGET_TOOLS(STRIP_FOR_TARGET, strip)
2200 NCN_STRICT_CHECK_TARGET_TOOLS(WINDRES_FOR_TARGET, windres)
2202 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2204 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2205 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2206 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2207 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2208 [gcc/g++ -B$$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],
2210 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2211 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2213 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2214 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2215 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2216 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2217 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2218 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2219 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2220 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2221 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2222 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2223 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2224 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2225 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2227 AC_SUBST(FLAGS_FOR_TARGET)
2228 AC_SUBST(RAW_CXX_FOR_TARGET)
2230 # Certain tools may need extra flags.
2231 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2232 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2233 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2235 # When building target libraries, except in a Canadian cross, we use
2236 # the same toolchain as the compiler we just built.
2237 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2238 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2239 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2240 if test $host = $build; then
2241 case " $configdirs " in
2243 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2244 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2245 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2250 AC_SUBST(COMPILER_AS_FOR_TARGET)
2251 AC_SUBST(COMPILER_LD_FOR_TARGET)
2252 AC_SUBST(COMPILER_NM_FOR_TARGET)
2254 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2255 AC_ARG_ENABLE(maintainer-mode,
2256 [ --enable-maintainer-mode enable make rules and dependencies not useful
2257 (and sometimes confusing) to the casual installer],
2258 USE_MAINTAINER_MODE=$enableval,
2259 USE_MAINTAINER_MODE=no)
2260 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2261 AC_SUBST(MAINTAINER_MODE_TRUE)
2262 AC_SUBST(MAINTAINER_MODE_FALSE)
2263 if test "$USE_MAINTAINER_MODE" = yes; then
2264 MAINTAINER_MODE_TRUE=
2265 MAINTAINER_MODE_FALSE='#'
2267 MAINTAINER_MODE_TRUE='#'
2268 MAINTAINER_MODE_FALSE=
2270 MAINT=$MAINTAINER_MODE_TRUE
2273 # ---------------------
2274 # GCC bootstrap support
2275 # ---------------------
2277 # Stage specific cflags for build.
2282 yes) stage1_cflags="-g -Wa,-J" ;;
2283 *) stage1_cflags="-g -J" ;;
2286 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2287 # sources; use -no-cpp-precomp to get to GNU cpp.
2288 # Apple's GCC has bugs in designated initializer handling, so disable
2290 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2293 AC_SUBST(stage1_cflags)
2295 # It makes debugging easier if we create as symlinks the stage directories
2296 # gcc for stageN-gcc and stagePREV-gcc for stage(N-1). In case this is not
2297 # possible, however, we can resort to mv.
2298 AC_CACHE_CHECK([if symbolic links between directories work],
2299 [gcc_cv_prog_ln_s_dir],
2300 [if test "${LN_S}" = "ln -s" \
2301 && mkdir confdir.s1 \
2302 && ln -s confdir.s1 confdir.s2 \
2303 && echo timestamp1 > confdir.s1/conftest.1 \
2304 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2305 && echo timestamp2 > confdir.s2/conftest.2 \
2306 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2307 && rm -f confdir.s2; then
2308 gcc_cv_prog_ln_s_dir=yes
2310 gcc_cv_prog_ln_s_dir=no
2312 rm -rf confdir.s1 confdir.s2])
2314 case ${gcc_cv_prog_ln_s_dir} in
2316 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2317 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2319 CREATE_LINK_TO_DIR='mv $$1 $$2'
2320 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2322 AC_SUBST(CREATE_LINK_TO_DIR)
2323 AC_SUBST(UNDO_LINK_TO_DIR)
2325 # Enable -Werror in bootstrap stage2 and later.
2326 # Change the default to "no" on release branches.
2327 AC_ARG_ENABLE(werror,
2328 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2329 [enable_werror=yes])
2330 case ${enable_werror} in
2331 yes) stage2_werror_flag="--enable-werror-always" ;;
2332 *) stage2_werror_flag="" ;;
2334 AC_SUBST(stage2_werror_flag)