1: #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
    2: #   2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    3: #
    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.
    8: #
    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.
   13: #
   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.
   17: 
   18: ##############################################################################
   19: ### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
   20: 
   21: sinclude(config/acx.m4)
   22: 
   23: AC_INIT(move-if-change)
   24: AC_PREREQ(2.13)
   25: AC_CANONICAL_SYSTEM
   26: AC_ARG_PROGRAM
   27: 
   28: # Get 'install' or 'install-sh' and its variants.
   29: AC_PROG_INSTALL
   30: ACX_PROG_LN
   31: AC_PROG_LN_S
   32: 
   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.
   38: case "${OSTYPE}" in
   39: *win32*)
   40:   if test x${CONFIG_SHELL} = x ; then
   41:     if test ! -f /bin/sh ; then
   42:       if test x${SHELL} != x && test -f ${SHELL} ; then
   43:         CONFIG_SHELL=${SHELL}
   44:         export CONFIG_SHELL
   45:       else
   46:         for prog in sh sh.exe bash bash.exe; do
   47:           IFS="${IFS=  }"; save_ifs="$IFS"; IFS="${IFS}:"
   48:           for dir in $PATH; do
   49:             test -z "$dir" && dir=.
   50:             if test -f $dir/$prog; then
   51:               CONFIG_SHELL=$dir/$prog
   52:               export CONFIG_SHELL
   53:               break
   54:             fi
   55:           done
   56:           IFS="$save_ifs"
   57:           test -n "${CONFIG_SHELL}" && break
   58:         done
   59:       fi
   60:     fi
   61:   fi
   62:   ;;
   63: esac
   64: 
   65: config_shell=${CONFIG_SHELL-/bin/sh}
   66: 
   67: progname=$0
   68: # if PWD already has a value, it is probably wrong.
   69: if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
   70: 
   71: # Export original configure arguments for use by sub-configures.  These
   72: # will be expanded by make, so quote '$'.
   73: tmp="$progname $@"
   74: sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
   75: $tmp
   76: EOF_SED
   77: TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
   78: rm -f conftestsed.out
   79: AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
   80: 
   81: moveifchange=${srcdir}/move-if-change
   82: 
   83: srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
   84: 
   85: # We pass INSTALL explicitly to sub-makes.  Make sure that it is not
   86: # a relative path.
   87: if test "$INSTALL" = "${srcdir}/install-sh -c"; then
   88:   INSTALL="${srcpwd}/install-sh -c"
   89: fi
   90: 
   91: # Set srcdir to "." if that's what it is.
   92: # This is important for multilib support.
   93: pwd=`${PWDCMD-pwd}`
   94: if test "${pwd}" = "${srcpwd}" ; then
   95:   srcdir=.
   96: fi
   97: 
   98: topsrcdir=$srcpwd
   99: 
  100: extra_host_args=
  101: 
  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.
  105: 
  106: # Subdirs will be configured in the order listed in build_configdirs, 
  107: # configdirs, or target_configdirs; see the serialization section below.
  108: 
  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.
  112: 
  113: # Double entries in build_configdirs, configdirs, or target_configdirs may
  114: # cause circular dependencies and break everything horribly.
  115: 
  116: # these library is used by various programs built for the build
  117: # environment
  118: #
  119: build_libs="build-libiberty"
  120: 
  121: # these tools are built for the build environment
  122: build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
  123: 
  124: # these libraries are used by various programs built for the host environment
  125: #
  126: host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber"
  127: 
  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"
  134: 
  135: # libgcj represents the runtime libraries only used by gcj.
  136: libgcj="target-libffi \
  137:         target-zlib \
  138:         target-qthreads \
  139:         target-libjava"
  140: 
  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)
  143: #
  144: target_libraries="target-libiberty \
  145:                 target-libgloss \
  146:                 target-newlib \
  147:                 target-libstdc++-v3 \
  148:                 target-libmudflap \
  149:                 target-libssp \
  150:                 target-libgfortran \
  151:                 target-boehm-gc \
  152:                 ${libgcj} \
  153:                 target-libobjc \
  154:                 target-libada \
  155:                 target-libgomp"
  156: 
  157: # these tools are built using the target libraries, and are intended to
  158: # run only in the target environment
  159: #
  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
  163: #
  164: target_tools="target-examples target-groff target-gperf target-rda"
  165: 
  166: ################################################################################
  167: 
  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} ${build_tools}`
  176: 
  177: ################################################################################
  178: 
  179: srcname="gnu development package"
  180: 
  181: # This gets set non-empty for some net releases of packages.
  182: appdirs=""
  183: 
  184: # Define is_cross_compiler to save on calls to 'test'.
  185: is_cross_compiler=
  186: if test x"${host}" = x"${target}" ; then
  187:   is_cross_compiler=no
  188: else
  189:   is_cross_compiler=yes
  190: fi      
  191: 
  192: # Find the build and target subdir names.
  193: GCC_TOPLEV_SUBDIRS
  194: 
  195: # Skipdirs are removed silently.
  196: skipdirs=
  197: # Noconfigdirs are removed loudly.
  198: noconfigdirs=""
  199: 
  200: use_gnu_ld=
  201: # Make sure we don't let GNU ld be added if we didn't want it.
  202: if test x$with_gnu_ld = xno ; then
  203:   use_gnu_ld=no
  204:   noconfigdirs="$noconfigdirs ld"
  205: fi
  206: 
  207: use_gnu_as=
  208: # Make sure we don't let GNU as be added if we didn't want it.
  209: if test x$with_gnu_as = xno ; then
  210:   use_gnu_as=no
  211:   noconfigdirs="$noconfigdirs gas"
  212: fi
  213: 
  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.
  216: 
  217: case ${with_x} in
  218:   yes | "") ;; # the default value for this tree is that X11 is available
  219:   no)
  220:     skipdirs="${skipdirs} tk itcl libgui"
  221:     # We won't be able to build gdbtk without X.
  222:     enable_gdbtk=no 
  223:     ;;
  224:   *)  echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
  225: esac
  226: 
  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"
  230: 
  231: # Similarly, some are only suitable for cross toolchains.
  232: # Remove these if host=target.
  233: cross_only="target-libgloss target-newlib target-opcodes"
  234: 
  235: case $is_cross_compiler in
  236:   no) skipdirs="${skipdirs} ${cross_only}" ;;
  237:   yes) skipdirs="${skipdirs} ${native_only}" ;;
  238: esac
  239: 
  240: # If both --with-headers and --with-libs are specified, default to
  241: # --without-newlib.
  242: if test x"${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
  245:     with_newlib=no
  246:   fi
  247: fi
  248: 
  249: # Recognize --with-newlib/--without-newlib.
  250: case ${with_newlib} in
  251:   no) skipdirs="${skipdirs} target-newlib" ;;
  252:   yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
  253: esac
  254: 
  255: # Configure extra directories which are host specific
  256: 
  257: case "${host}" in
  258:   *-cygwin*)
  259:     configdirs="$configdirs libtermcap" ;;
  260: esac
  261: 
  262: # A target can indicate whether a language isn't supported for some reason.
  263: # Only spaces may be used in this macro; not newlines or tabs.
  264: unsupported_languages=
  265: 
  266: # Remove more programs from consideration, based on the host or 
  267: # target this usually means that a port of the program doesn't
  268: # exist yet.
  269: 
  270: case "${host}" in
  271:   hppa*64*-*-*)
  272:     noconfigdirs="$noconfigdirs byacc"
  273:     ;;
  274:   i[[3456789]]86-*-vsta)
  275:     noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
  276:     ;;
  277:   i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
  278:     noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
  279:     ;;
  280:   i[[3456789]]86-*-mingw32*)
  281:     # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
  282:     noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
  283:     ;;
  284:   i[[3456789]]86-*-beos*)
  285:     noconfigdirs="$noconfigdirs tk itcl libgui gdb"
  286:     ;;
  287:   *-*-cygwin*)
  288:     noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
  289:     ;;
  290:   *-*-netbsd*)
  291:     noconfigdirs="$noconfigdirs rcs"
  292:     ;;
  293:   ppc*-*-pe)
  294:     noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
  295:     ;;
  296:   powerpc-*-beos*)
  297:     noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
  298:     ;;
  299: esac
  300: 
  301: 
  302: AC_ARG_ENABLE(libada,
  303: [  --enable-libada        Builds libada directory],
  304: ENABLE_LIBADA=$enableval,
  305: ENABLE_LIBADA=yes)
  306: if test "${ENABLE_LIBADA}" != "yes" ; then
  307:   noconfigdirs="$noconfigdirs gnattools"
  308: fi
  309: 
  310: AC_ARG_ENABLE(libssp,
  311: [  --enable-libssp        Builds libssp directory],
  312: ENABLE_LIBSSP=$enableval,
  313: ENABLE_LIBSSP=yes)
  314: 
  315: # Save it here so that, even in case of --enable-libgcj, if the Java
  316: # front-end isn't enabled, we still get libgcj disabled.
  317: libgcj_saved=$libgcj
  318: case $enable_libgcj in
  319: yes)
  320:   # If we reset it here, it won't get added to noconfigdirs in the
  321:   # target-specific build rules, so it will be forcibly enabled
  322:   # (unless the Java language itself isn't enabled).
  323:   libgcj=
  324:   ;;
  325: no)
  326:   # Make sure we get it printed in the list of not supported target libs.
  327:   noconfigdirs="$noconfigdirs ${libgcj}"
  328:   ;;
  329: esac
  330: 
  331: 
  332: # Disable libmudflap on some systems.
  333: if test x$enable_libmudflap = x ; then
  334:     case "${target}" in
  335:     *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
  336:         # Enable libmudflap by default in GNU and friends.
  337:         ;;
  338:     *-*-freebsd*)
  339:         # Enable libmudflap by default in FreeBSD.
  340:         ;;
  341:     *)
  342:         # Disable it by default everywhere else.
  343:         noconfigdirs="$noconfigdirs target-libmudflap"
  344:         ;;
  345:     esac
  346: fi
  347: 
  348: # Disable libgomp on non POSIX hosted systems.
  349: if test x$enable_libgomp = x ; then
  350:     # Enable libgomp by default on hosted POSIX systems.
  351:     case "${target}" in
  352:     *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
  353:         ;;
  354:     *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
  355:         ;;
  356:     *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
  357:         ;;
  358:     *-*-darwin* | *-*-aix*)
  359:         ;;
  360:     *)
  361:         noconfigdirs="$noconfigdirs target-libgomp"
  362:         ;;
  363:     esac
  364: fi
  365: 
  366: 
  367: case "${target}" in
  368:   *-*-chorusos)
  369:     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
  370:     ;;
  371:   powerpc-*-darwin* | i[[3456789]]86-*-darwin*)
  372:     noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
  373:     noconfigdirs="$noconfigdirs sim target-rda"
  374:     ;;
  375:   *-*-darwin*)
  376:     noconfigdirs="$noconfigdirs ld gas gdb gprof"
  377:     noconfigdirs="$noconfigdirs sim target-rda"
  378:     noconfigdirs="$noconfigdirs ${libgcj}"
  379:     ;;
  380:   *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
  381:     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
  382:     ;;
  383:   *-*-freebsd*)
  384:     noconfigdirs="$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
  387:       with_gmp=/usr/local
  388:     fi
  389: 
  390:     # Skip some stuff that's unsupported on some FreeBSD configurations.
  391:     case "${target}" in
  392:       i*86-*-*) ;;
  393:       alpha*-*-*) ;;
  394:       *)
  395:         noconfigdirs="$noconfigdirs ${libgcj}"
  396:         ;;
  397:     esac
  398:     ;;
  399:   *-*-kaos*)
  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"
  405:     ;;
  406:   *-*-netbsd*)
  407:     # Skip some stuff on all NetBSD configurations.
  408:     noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
  409: 
  410:     # Skip some stuff that's unsupported on some NetBSD configurations.
  411:     case "${target}" in
  412:       i*86-*-netbsdelf*) ;;
  413:       arm*-*-netbsdelf*) ;;
  414:       *)
  415:         noconfigdirs="$noconfigdirs ${libgcj}"
  416:         ;;
  417:     esac
  418:     ;;
  419:   *-*-netware*)
  420:     noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
  421:     ;;
  422:   *-*-rtems*)
  423:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  424:     ;;
  425:     # The tpf target doesn't support gdb yet.
  426:   *-*-tpf*)
  427:     noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
  428:     ;;
  429:   *-*-uclinux*)
  430:     noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
  431:     ;;
  432:   *-*-vxworks*)
  433:     noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
  434:     ;;
  435:   alpha*-dec-osf*)
  436:     # ld works, but does not support shared libraries.
  437:     # newlib is not 64 bit ready.  I'm not sure about fileutils.
  438:     # gas doesn't generate exception information.
  439:     noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
  440:     ;;
  441:   alpha*-*-*vms*)
  442:     noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
  443:     ;;
  444:   alpha*-*-linux*)
  445:     # newlib is not 64 bit ready
  446:     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
  447:     ;;
  448:   alpha*-*-*)
  449:     # newlib is not 64 bit ready
  450:     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
  451:     ;;
  452:   am33_2.0-*-linux*)
  453:     noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
  454:     ;;
  455:   sh-*-linux*)
  456:     noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
  457:     ;;    
  458:   sh*-*-pe|mips*-*-pe|*arm-wince-pe)
  459:     noconfigdirs="$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="$noconfigdirs target-newlib"
  467:     case "${host}" in
  468:       *-*-cygwin*) ;; # keep gdb and readline
  469:       *) noconfigdirs="$noconfigdirs gdb readline"
  470:          ;;
  471:     esac
  472:     ;;
  473:   arc-*-*)
  474:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  475:     ;;
  476:   arm-semi-aof )
  477:     ;;
  478:   arm-*-coff | strongarm-*-coff | xscale-*-coff)
  479:     noconfigdirs="$noconfigdirs ${libgcj}"
  480:     ;;
  481:   arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
  482:     noconfigdirs="$noconfigdirs target-libffi target-qthreads"
  483:     ;;
  484:   arm*-*-linux-gnueabi)
  485:     noconfigdirs="$noconfigdirs target-libffi target-qthreads"
  486:     noconfigdirs="$noconfigdirs target-libjava target-libobjc"
  487:     ;;
  488:   arm*-*-symbianelf*)
  489:     noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
  490:     ;;
  491:   arm-*-pe*)
  492:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  493:     ;;
  494:   thumb-*-coff)
  495:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  496:     ;;
  497:   thumb-*-elf)
  498:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  499:     ;;
  500:   thumb-*-pe)
  501:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  502:     ;;
  503:   arm-*-riscix*)
  504:     noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
  505:     ;;
  506:   avr-*-*)
  507:     noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
  508:     ;;
  509:   bfin-*-*)
  510:     noconfigdirs="$noconfigdirs gdb"
  511:     if test x${is_cross_compiler} != xno ; then
  512:       target_configdirs="${target_configdirs} target-bsp target-cygmon"
  513:     fi
  514:     ;;
  515:   c4x-*-* | tic4x-*-*)
  516:     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
  517:     ;;
  518:   c54x*-*-* | tic54x-*-*)
  519:     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
  520:     ;;
  521:   cris-*-* | crisv32-*-*)
  522:     unsupported_languages="$unsupported_languages java"
  523:     case "${target}" in
  524:       *-*-aout)
  525:         unsupported_languages="$unsupported_languages fortran"
  526:         noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
  527:       *-*-elf)
  528:         unsupported_languages="$unsupported_languages fortran"
  529:         noconfigdirs="$noconfigdirs target-boehm-gc";;
  530:       *-*-linux*)
  531:         noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
  532:       *)
  533:         unsupported_languages="$unsupported_languages fortran"
  534:         noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
  535:     esac
  536:     ;;
  537:   crx-*-*)
  538:     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
  539:     ;;
  540:   d10v-*-*)
  541:     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
  542:     ;;
  543:   d30v-*-*)
  544:     noconfigdirs="$noconfigdirs ${libgcj} gdb"
  545:     ;;
  546:   fr30-*-elf*)
  547:     noconfigdirs="$noconfigdirs ${libgcj} gdb"
  548:     ;;
  549:   frv-*-*)
  550:     noconfigdirs="$noconfigdirs ${libgcj}"
  551:     ;;
  552:   h8300*-*-*)
  553:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  554:     ;;
  555:   h8500-*-*)
  556:     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
  557:     ;;
  558:   hppa1.1-*-osf* | hppa1.1-*-bsd* )
  559:     ;;
  560:   hppa*64*-*-linux* | parisc*64*-*-linux*)
  561:     # In this case, it's because the hppa64-linux target is for
  562:     # the kernel only at this point and has no libc, and thus no
  563:     # headers, crt*.o, etc., all of which are needed by these.
  564:     noconfigdirs="$noconfigdirs target-zlib"
  565:     ;;
  566:   parisc*-*-linux* | hppa*-*-linux*)
  567:     ;;
  568:   hppa*-*-*elf* | \
  569:   hppa*-*-lites* | \
  570:   hppa*-*-openbsd* | \
  571:   hppa*64*-*-*)
  572:     noconfigdirs="$noconfigdirs ${libgcj}"
  573:     ;;
  574:   hppa*-hp-hpux11*)
  575:     noconfigdirs="$noconfigdirs ld shellutils"
  576:     ;;
  577:   hppa*-*-*)
  578:     # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
  579:     # build on HP-UX 10.20.
  580:     noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
  581:     ;;
  582:   i960-*-*)
  583:     noconfigdirs="$noconfigdirs ${libgcj} gdb"
  584:     ;;
  585:   ia64*-*-elf*)
  586:     # No gdb support yet.
  587:     noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
  588:     ;;
  589:   ia64*-**-hpux*)
  590:     # No gdb or ld support yet.
  591:     noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
  592:     ;;
  593:   i370-*-opened*)
  594:     ;;
  595:   i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
  596:     noconfigdirs="$noconfigdirs ${libgcj}"
  597:     ;;
  598:   i[[3456789]]86-*-linux*)
  599:     # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
  600:     # not build java stuff by default.
  601:     case "${target}" in
  602:       *-*-*libc1*)
  603:         noconfigdirs="$noconfigdirs ${libgcj}";;
  604:     esac
  605: 
  606:     # This section makes it possible to build newlib natively on linux.
  607:     # If we are using a cross compiler then don't configure newlib.
  608:     if test x${is_cross_compiler} != xno ; then
  609:       noconfigdirs="$noconfigdirs target-newlib"
  610:     fi
  611:     noconfigdirs="$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.
  616:     ;;
  617:   i[[3456789]]86-*-mingw32*)
  618:     target_configdirs="$target_configdirs target-winsup"
  619:     noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
  620:     ;;    
  621:   *-*-cygwin*)
  622:     target_configdirs="$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."
  629:     fi
  630:     ;;    
  631:   i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
  632:   i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
  633:     ;;
  634:   i[[3456789]]86-*-pe)
  635:     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
  636:     ;;
  637:   i[[3456789]]86-*-sco3.2v5*)
  638:     # The linker does not yet know about weak symbols in COFF,
  639:     # and is not configured to handle mixed ELF and COFF.
  640:     noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
  641:     ;;
  642:   i[[3456789]]86-*-sco*)
  643:     noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
  644:     ;;
  645:   i[[3456789]]86-*-solaris2*)
  646:     noconfigdirs="$noconfigdirs target-libgloss"
  647:     ;;
  648:   i[[3456789]]86-*-sysv4*)
  649:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  650:     ;;
  651:   i[[3456789]]86-*-beos*)
  652:     noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
  653:     ;;
  654:   i[[3456789]]86-*-rdos*)
  655:     noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
  656:     ;;
  657:   m32r-*-*)
  658:     noconfigdirs="$noconfigdirs ${libgcj}"
  659:     ;;
  660:   m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
  661:     noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
  662:     ;;
  663:   m68k-*-elf*)
  664:     noconfigdirs="$noconfigdirs ${libgcj}"
  665:     ;;
  666:   m68k-*-coff*)
  667:     noconfigdirs="$noconfigdirs ${libgcj}"
  668:     ;;
  669:   mcore-*-pe*)
  670:   # The EPOC C++ environment does not support exceptions or rtti,
  671:   # and so building libstdc++-v3 tends not to always work.
  672:     noconfigdirs="$noconfigdirs target-libstdc++-v3"
  673:     ;;
  674:   mmix-*-*)
  675:     noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
  676:     unsupported_languages="$unsupported_languages fortran java"
  677:     ;;
  678:   mn10200-*-*)
  679:     noconfigdirs="$noconfigdirs ${libgcj}"
  680:     ;;
  681:   mn10300-*-*)
  682:     noconfigdirs="$noconfigdirs ${libgcj}"
  683:     ;;
  684:   mt-*-*)
  685:     noconfigdirs="$noconfigdirs sim"
  686:     ;;
  687:   powerpc-*-aix*)
  688:     # copied from rs6000-*-* entry
  689:     noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
  690:     ;;
  691:   powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
  692:     target_configdirs="$target_configdirs target-winsup"
  693:     noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
  694:     # always build newlib.
  695:     skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
  696:     ;;
  697:     # This is temporary until we can link against shared libraries
  698:   powerpcle-*-solaris*)
  699:     noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
  700:     ;;
  701:   powerpc-*-beos*)
  702:     noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
  703:     ;;
  704:   powerpc-*-eabi)
  705:     noconfigdirs="$noconfigdirs ${libgcj}"
  706:     ;;
  707:   powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
  708:     ;;
  709:   rs6000-*-lynxos*)
  710:     noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
  711:     ;;
  712:   rs6000-*-aix*)
  713:     noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
  714:     ;;
  715:   rs6000-*-*)
  716:     noconfigdirs="$noconfigdirs gprof ${libgcj}"
  717:     ;;
  718:   m68k-apollo-*)
  719:     noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
  720:     ;;
  721:   mips*-*-irix5*)
  722:     noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
  723:     ;;
  724:   mips*-*-irix6*)
  725:     # Linking libjava exceeds command-line length limits on at least
  726:     # IRIX 6.2, but not on IRIX 6.5.
  727:     # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
  728:     # <oldham@codesourcery.com>
  729:     noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
  730:     ;;
  731:   mips*-*-bsd*)
  732:     noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
  733:     ;;
  734:   mips64*-*-linux*)
  735:     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
  736:     ;;
  737:   mips*-*-linux*)
  738:     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
  739:     ;;
  740:   mips*-*-*)
  741:     noconfigdirs="$noconfigdirs gprof ${libgcj}"
  742:     ;;
  743:   romp-*-*)
  744:     noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
  745:     ;;
  746:   sh-*-* | sh64-*-*)
  747:     case "${host}" in
  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 " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
  752:     esac
  753:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  754:     ;;
  755:   sparc-*-elf*)
  756:     noconfigdirs="$noconfigdirs ${libgcj}"
  757:     ;;
  758:   sparc64-*-elf*)
  759:     noconfigdirs="$noconfigdirs ${libgcj}"
  760:     ;;
  761:   sparclite-*-*)
  762:     noconfigdirs="$noconfigdirs ${libgcj}"
  763:     ;;
  764:   sparc-*-sunos4*)
  765:     noconfigdirs="$noconfigdirs ${libgcj}"
  766:     if test x${is_cross_compiler} != xno ; then
  767:            noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
  768:     else
  769:            use_gnu_ld=no
  770:     fi
  771:     ;;
  772:   sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
  773:     noconfigdirs="$noconfigdirs ${libgcj}"
  774:     ;;
  775:   sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
  776:     ;;
  777:   v810-*-*)
  778:     noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
  779:     ;;
  780:   v850-*-*)
  781:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  782:     ;;
  783:   v850e-*-*)
  784:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  785:     ;;
  786:   v850ea-*-*)
  787:     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
  788:     ;;
  789:   vax-*-vms)
  790:     noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
  791:     ;;
  792:   vax-*-*)
  793:     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
  794:     ;;
  795:   xtensa-*-*)
  796:     noconfigdirs="$noconfigdirs ${libgcj}"
  797:     ;;
  798:   ip2k-*-*)
  799:     noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
  800:     ;;
  801:   *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
  802:     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
  803:     ;;
  804:   *-*-lynxos*)
  805:     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
  806:     ;; 
  807:   *-*-*)
  808:     noconfigdirs="$noconfigdirs ${libgc