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#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
#   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
#   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
#   Free Software Foundation, Inc.
#   Free Software Foundation, Inc.
#
#
# This file is free software; you can redistribute it and/or modify it
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
# (at your option) any later version.
#
#
# This program is distributed in the hope that it will be useful, but
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
# General Public License for more details.
#
#
# You should have received a copy of the GNU General Public License
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING3.  If not see
# along with this program; see the file COPYING3.  If not see
# .
# .
##############################################################################
##############################################################################
### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
m4_include(config/acx.m4)
m4_include(config/acx.m4)
m4_include(config/override.m4)
m4_include(config/override.m4)
m4_include(config/proginstall.m4)
m4_include(config/proginstall.m4)
m4_include(config/elf.m4)
m4_include(config/elf.m4)
m4_include([libtool.m4])
m4_include([libtool.m4])
m4_include([ltoptions.m4])
m4_include([ltoptions.m4])
m4_include([ltsugar.m4])
m4_include([ltsugar.m4])
m4_include([ltversion.m4])
m4_include([ltversion.m4])
m4_include([lt~obsolete.m4])
m4_include([lt~obsolete.m4])
m4_include([config/cloog.m4])
m4_include([config/cloog.m4])
AC_INIT(move-if-change)
AC_INIT(move-if-change)
AC_PREREQ(2.64)
AC_PREREQ(2.64)
AC_DISABLE_OPTION_CHECKING
AC_DISABLE_OPTION_CHECKING
progname=$0
progname=$0
# if PWD already has a value, it is probably wrong.
# if PWD already has a value, it is probably wrong.
if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
# Export original configure arguments for use by sub-configures.
# Export original configure arguments for use by sub-configures.
# Quote arguments with shell meta charatcers.
# Quote arguments with shell meta charatcers.
TOPLEVEL_CONFIGURE_ARGUMENTS=
TOPLEVEL_CONFIGURE_ARGUMENTS=
set -- "$progname" "$@"
set -- "$progname" "$@"
for ac_arg
for ac_arg
do
do
  case "$ac_arg" in
  case "$ac_arg" in
  *" "*|*"      "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
  *" "*|*"      "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
    ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
    ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
    # if the argument is of the form -foo=baz, quote the baz part only
    # if the argument is of the form -foo=baz, quote the baz part only
    ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
    ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
  *) ;;
  *) ;;
  esac
  esac
  # Add the quoted argument to the list.
  # Add the quoted argument to the list.
  TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
  TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
done
done
if test "$silent" = yes; then
if test "$silent" = yes; then
  TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
  TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
fi
fi
# Remove the initial space we just introduced and, as these will be
# Remove the initial space we just introduced and, as these will be
# expanded by make, quote '$'.
# expanded by make, quote '$'.
TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
# Find the build, host, and target systems.
# Find the build, host, and target systems.
ACX_NONCANONICAL_BUILD
ACX_NONCANONICAL_BUILD
ACX_NONCANONICAL_HOST
ACX_NONCANONICAL_HOST
ACX_NONCANONICAL_TARGET
ACX_NONCANONICAL_TARGET
dnl Autoconf 2.5x and later will set a default program prefix if
dnl Autoconf 2.5x and later will set a default program prefix if
dnl --target was used, even if it was the same as --host.  Disable
dnl --target was used, even if it was the same as --host.  Disable
dnl that behavior.  This must be done before AC_CANONICAL_SYSTEM
dnl that behavior.  This must be done before AC_CANONICAL_SYSTEM
dnl to take effect.
dnl to take effect.
test "$host_noncanonical" = "$target_noncanonical" &&
test "$host_noncanonical" = "$target_noncanonical" &&
  test "$program_prefix$program_suffix$program_transform_name" = \
  test "$program_prefix$program_suffix$program_transform_name" = \
    NONENONEs,x,x, &&
    NONENONEs,x,x, &&
  program_transform_name=s,y,y,
  program_transform_name=s,y,y,
AC_CANONICAL_SYSTEM
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
AC_ARG_PROGRAM
m4_pattern_allow([^AS_FOR_TARGET$])dnl
m4_pattern_allow([^AS_FOR_TARGET$])dnl
m4_pattern_allow([^AS_FOR_BUILD$])dnl
m4_pattern_allow([^AS_FOR_BUILD$])dnl
# Get 'install' or 'install-sh' and its variants.
# Get 'install' or 'install-sh' and its variants.
AC_PROG_INSTALL
AC_PROG_INSTALL
ACX_PROG_LN
ACX_PROG_LN
AC_PROG_LN_S
AC_PROG_LN_S
AC_PROG_SED
AC_PROG_SED
AC_PROG_AWK
AC_PROG_AWK
srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
# We pass INSTALL explicitly to sub-makes.  Make sure that it is not
# We pass INSTALL explicitly to sub-makes.  Make sure that it is not
# a relative path.
# a relative path.
if test "$INSTALL" = "${srcdir}/install-sh -c"; then
if test "$INSTALL" = "${srcdir}/install-sh -c"; then
  INSTALL="${srcpwd}/install-sh -c"
  INSTALL="${srcpwd}/install-sh -c"
fi
fi
# Set srcdir to "." if that's what it is.
# Set srcdir to "." if that's what it is.
# This is important for multilib support.
# This is important for multilib support.
pwd=`${PWDCMD-pwd}`
pwd=`${PWDCMD-pwd}`
if test "${pwd}" = "${srcpwd}" ; then
if test "${pwd}" = "${srcpwd}" ; then
  srcdir=.
  srcdir=.
fi
fi
topsrcdir=$srcpwd
topsrcdir=$srcpwd
extra_host_args=
extra_host_args=
### To add a new directory to the tree, first choose whether it is a target
### To add a new directory to the tree, first choose whether it is a target
### or a host dependent tool.  Then put it into the appropriate list
### or a host dependent tool.  Then put it into the appropriate list
### (library or tools, host or target), doing a dependency sort.
### (library or tools, host or target), doing a dependency sort.
# Subdirs will be configured in the order listed in build_configdirs,
# Subdirs will be configured in the order listed in build_configdirs,
# configdirs, or target_configdirs; see the serialization section below.
# configdirs, or target_configdirs; see the serialization section below.
# Dependency sorting is only needed when *configuration* must be done in
# Dependency sorting is only needed when *configuration* must be done in
# a particular order.  In all cases a dependency should be specified in
# a particular order.  In all cases a dependency should be specified in
# the Makefile, whether or not it's implicitly specified here.
# the Makefile, whether or not it's implicitly specified here.
# Double entries in build_configdirs, configdirs, or target_configdirs may
# Double entries in build_configdirs, configdirs, or target_configdirs may
# cause circular dependencies and break everything horribly.
# cause circular dependencies and break everything horribly.
# these library is used by various programs built for the build
# these library is used by various programs built for the build
# environment
# environment
#
#
build_libs="build-libiberty"
build_libs="build-libiberty"
# these tools are built for the build environment
# these tools are built for the build environment
build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes"
build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes"
# these libraries are used by various programs built for the host environment
# these libraries are used by various programs built for the host environment
#
#
host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
# these tools are built for the host environment
# these tools are built for the host environment
# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
# know that we are building the simulator.
# know that we are building the simulator.
# binutils, gas and ld appear in that order because it makes sense to run
# binutils, gas and ld appear in that order because it makes sense to run
# "make check" in that particular order.
# "make check" in that particular order.
# If --enable-gold is used, "gold" may replace "ld".
# If --enable-gold is used, "gold" may replace "ld".
host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools"
host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools"
# libgcj represents the runtime libraries only used by gcj.
# libgcj represents the runtime libraries only used by gcj.
libgcj="target-libffi \
libgcj="target-libffi \
        target-zlib \
        target-zlib \
        target-libjava"
        target-libjava"
# these libraries are built for the target environment, and are built after
# these libraries are built for the target environment, and are built after
# the host libraries and the host tools (which may be a cross compiler)
# the host libraries and the host tools (which may be a cross compiler)
# Note that libiberty is not a target library.
# Note that libiberty is not a target library.
target_libraries="target-libgcc \
target_libraries="target-libgcc \
                target-libgloss \
                target-libgloss \
                target-newlib \
                target-newlib \
                target-libgomp \
                target-libgomp \
 
                target-libitm \
                target-libstdc++-v3 \
                target-libstdc++-v3 \
                target-libmudflap \
                target-libmudflap \
                target-libssp \
                target-libssp \
                target-libquadmath \
                target-libquadmath \
                target-libgfortran \
                target-libgfortran \
                target-boehm-gc \
                target-boehm-gc \
                ${libgcj} \
                ${libgcj} \
                target-libobjc \
                target-libobjc \
                target-libada \
                target-libada \
                target-libgo"
                target-libgo"
# these tools are built using the target libraries, and are intended to
# these tools are built using the target libraries, and are intended to
# run only in the target environment
# run only in the target environment
#
#
# note: any program that *uses* libraries that are in the "target_libraries"
# note: any program that *uses* libraries that are in the "target_libraries"
# list belongs in this list.
# list belongs in this list.
#
#
target_tools="target-rda"
target_tools="target-rda"
################################################################################
################################################################################
## All tools belong in one of the four categories, and are assigned above
## All tools belong in one of the four categories, and are assigned above
## We assign ${configdirs} this way to remove all embedded newlines.  This
## We assign ${configdirs} this way to remove all embedded newlines.  This
## is important because configure will choke if they ever get through.
## is important because configure will choke if they ever get through.
## ${configdirs} is directories we build using the host tools.
## ${configdirs} is directories we build using the host tools.
## ${target_configdirs} is directories we build using the target tools.
## ${target_configdirs} is directories we build using the target tools.
configdirs=`echo ${host_libs} ${host_tools}`
configdirs=`echo ${host_libs} ${host_tools}`
target_configdirs=`echo ${target_libraries} ${target_tools}`
target_configdirs=`echo ${target_libraries} ${target_tools}`
build_configdirs=`echo ${build_libs} ${build_tools}`
build_configdirs=`echo ${build_libs} ${build_tools}`
m4_divert_text([PARSE_ARGS],
m4_divert_text([PARSE_ARGS],
[case $srcdir in
[case $srcdir in
  *" "*)
  *" "*)
m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
    AC_MSG_ERROR([path to source, $srcdir, contains spaces])
    AC_MSG_ERROR([path to source, $srcdir, contains spaces])
m4_popdef([AS_MESSAGE_LOG_FD])dnl
m4_popdef([AS_MESSAGE_LOG_FD])dnl
    ;;
    ;;
esac
esac
ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
])
])
################################################################################
################################################################################
srcname="gnu development package"
srcname="gnu development package"
# This gets set non-empty for some net releases of packages.
# This gets set non-empty for some net releases of packages.
appdirs=""
appdirs=""
# Define is_cross_compiler to save on calls to 'test'.
# Define is_cross_compiler to save on calls to 'test'.
is_cross_compiler=
is_cross_compiler=
if test x"${host}" = x"${target}" ; then
if test x"${host}" = x"${target}" ; then
  is_cross_compiler=no
  is_cross_compiler=no
else
else
  is_cross_compiler=yes
  is_cross_compiler=yes
fi
fi
# Find the build and target subdir names.
# Find the build and target subdir names.
GCC_TOPLEV_SUBDIRS
GCC_TOPLEV_SUBDIRS
# Be sure to cover against remnants of an in-tree build.
# Be sure to cover against remnants of an in-tree build.
if test $srcdir != .  && test -d $srcdir/host-${host_noncanonical}; then
if test $srcdir != .  && test -d $srcdir/host-${host_noncanonical}; then
  AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
  AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
Use a pristine source tree when building in a separate tree])
Use a pristine source tree when building in a separate tree])
fi
fi
# Skipdirs are removed silently.
# Skipdirs are removed silently.
skipdirs=
skipdirs=
# Noconfigdirs are removed loudly.
# Noconfigdirs are removed loudly.
noconfigdirs=""
noconfigdirs=""
use_gnu_ld=
use_gnu_ld=
# Make sure we don't let GNU ld be added if we didn't want it.
# Make sure we don't let GNU ld be added if we didn't want it.
if test x$with_gnu_ld = xno ; then
if test x$with_gnu_ld = xno ; then
  use_gnu_ld=no
  use_gnu_ld=no
  noconfigdirs="$noconfigdirs ld gold"
  noconfigdirs="$noconfigdirs ld gold"
fi
fi
use_gnu_as=
use_gnu_as=
# Make sure we don't let GNU as be added if we didn't want it.
# Make sure we don't let GNU as be added if we didn't want it.
if test x$with_gnu_as = xno ; then
if test x$with_gnu_as = xno ; then
  use_gnu_as=no
  use_gnu_as=no
  noconfigdirs="$noconfigdirs gas"
  noconfigdirs="$noconfigdirs gas"
fi
fi
use_included_zlib=
use_included_zlib=
# Make sure we don't let ZLIB be added if we didn't want it.
# Make sure we don't let ZLIB be added if we didn't want it.
if test x$with_system_zlib = xyes ; then
if test x$with_system_zlib = xyes ; then
  use_included_zlib=no
  use_included_zlib=no
  noconfigdirs="$noconfigdirs zlib"
  noconfigdirs="$noconfigdirs zlib"
fi
fi
# some tools are so dependent upon X11 that if we're not building with X,
# some tools are so dependent upon X11 that if we're not building with X,
# it's not even worth trying to configure, much less build, that tool.
# it's not even worth trying to configure, much less build, that tool.
case ${with_x} in
case ${with_x} in
  yes | "") ;; # the default value for this tree is that X11 is available
  yes | "") ;; # the default value for this tree is that X11 is available
  no)
  no)
    skipdirs="${skipdirs} tk itcl libgui"
    skipdirs="${skipdirs} tk itcl libgui"
    # We won't be able to build gdbtk without X.
    # We won't be able to build gdbtk without X.
    enable_gdbtk=no
    enable_gdbtk=no
    ;;
    ;;
  *)  echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
  *)  echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
esac
esac
# Some are only suitable for cross toolchains.
# Some are only suitable for cross toolchains.
# Remove these if host=target.
# Remove these if host=target.
cross_only="target-libgloss target-newlib target-opcodes"
cross_only="target-libgloss target-newlib target-opcodes"
case $is_cross_compiler in
case $is_cross_compiler in
  no) skipdirs="${skipdirs} ${cross_only}" ;;
  no) skipdirs="${skipdirs} ${cross_only}" ;;
esac
esac
# If both --with-headers and --with-libs are specified, default to
# If both --with-headers and --with-libs are specified, default to
# --without-newlib.
# --without-newlib.
if test x"${with_headers}" != x && test x"${with_headers}" != xno \
if test x"${with_headers}" != x && test x"${with_headers}" != xno \
   && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
   && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
  if test x"${with_newlib}" = x ; then
  if test x"${with_newlib}" = x ; then
    with_newlib=no
    with_newlib=no
  fi
  fi
fi
fi
# Recognize --with-newlib/--without-newlib.
# Recognize --with-newlib/--without-newlib.
case ${with_newlib} in
case ${with_newlib} in
  no) skipdirs="${skipdirs} target-newlib" ;;
  no) skipdirs="${skipdirs} target-newlib" ;;
  yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
  yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
esac
esac
# Handle --enable-gold, --enable-ld.
# Handle --enable-gold, --enable-ld.
# --disable-gold [--enable-ld]
# --disable-gold [--enable-ld]
#     Build only ld.  Default option.
#     Build only ld.  Default option.
# --enable-gold [--enable-ld]
# --enable-gold [--enable-ld]
#     Build both gold and ld.  Install gold as "ld.gold", install ld
#     Build both gold and ld.  Install gold as "ld.gold", install ld
#     as "ld.bfd" and "ld".
#     as "ld.bfd" and "ld".
# --enable-gold=default [--enable-ld]
# --enable-gold=default [--enable-ld]
#     Build both gold and ld.  Install gold as "ld.gold" and "ld",
#     Build both gold and ld.  Install gold as "ld.gold" and "ld",
#     install ld as "ld.bfd".
#     install ld as "ld.bfd".
# --enable-gold[=default] --disable-ld
# --enable-gold[=default] --disable-ld
#     Build only gold, which is then installed as both "ld.gold" and "ld".
#     Build only gold, which is then installed as both "ld.gold" and "ld".
# --enable-gold --enable-ld=default
# --enable-gold --enable-ld=default
#     Build both gold (installed as "ld.gold") and ld (installed as "ld"
#     Build both gold (installed as "ld.gold") and ld (installed as "ld"
#     and ld.bfd).
#     and ld.bfd).
#     In other words, ld is default
#     In other words, ld is default
# --enable-gold=default --enable-ld=default
# --enable-gold=default --enable-ld=default
#     Error.
#     Error.
default_ld=
default_ld=
AC_ARG_ENABLE(gold,
AC_ARG_ENABLE(gold,
[AS_HELP_STRING([[--enable-gold[=ARG]]],
[AS_HELP_STRING([[--enable-gold[=ARG]]],
                [build gold @<:@ARG={default,yes,no}@:>@])],
                [build gold @<:@ARG={default,yes,no}@:>@])],
ENABLE_GOLD=$enableval,
ENABLE_GOLD=$enableval,
ENABLE_GOLD=no)
ENABLE_GOLD=no)
case "${ENABLE_GOLD}" in
case "${ENABLE_GOLD}" in
  yes|default)
  yes|default)
    # Check for ELF target.
    # Check for ELF target.
    is_elf=no
    is_elf=no
    case "${target}" in
    case "${target}" in
      *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
      *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
      | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
      | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
      | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \
      | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \
      | *-*-solaris2* | *-*-nto*)
      | *-*-solaris2* | *-*-nto*)
        case "${target}" in
        case "${target}" in
          *-*-linux*aout* | *-*-linux*oldld*)
          *-*-linux*aout* | *-*-linux*oldld*)
            ;;
            ;;
          *)
          *)
            is_elf=yes
            is_elf=yes
            ;;
            ;;
        esac
        esac
    esac
    esac
    if test "$is_elf" = "yes"; then
    if test "$is_elf" = "yes"; then
      # Check for target supported by gold.
      # Check for target supported by gold.
      case "${target}" in
      case "${target}" in
        i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
        i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
          configdirs="$configdirs gold"
          configdirs="$configdirs gold"
          if test x${ENABLE_GOLD} = xdefault; then
          if test x${ENABLE_GOLD} = xdefault; then
            default_ld=gold
            default_ld=gold
          fi
          fi
          ENABLE_GOLD=yes
          ENABLE_GOLD=yes
          ;;
          ;;
      esac
      esac
    fi
    fi
    ;;
    ;;
  no)
  no)
    ;;
    ;;
  *)
  *)
    AC_MSG_ERROR([invalid --enable-gold argument])
    AC_MSG_ERROR([invalid --enable-gold argument])
    ;;
    ;;
esac
esac
AC_ARG_ENABLE(ld,
AC_ARG_ENABLE(ld,
[AS_HELP_STRING([[--enable-ld[=ARG]]],
[AS_HELP_STRING([[--enable-ld[=ARG]]],
                [build ld @<:@ARG={default,yes,no}@:>@])],
                [build ld @<:@ARG={default,yes,no}@:>@])],
ENABLE_LD=$enableval,
ENABLE_LD=$enableval,
ENABLE_LD=yes)
ENABLE_LD=yes)
case "${ENABLE_LD}" in
case "${ENABLE_LD}" in
  default)
  default)
    if test x${default_ld} != x; then
    if test x${default_ld} != x; then
      AC_MSG_ERROR([either gold or ld can be the default ld])
      AC_MSG_ERROR([either gold or ld can be the default ld])
    fi
    fi
    ;;
    ;;
  yes)
  yes)
    ;;
    ;;
  no)
  no)
    if test x${ENABLE_GOLD} != xyes; then
    if test x${ENABLE_GOLD} != xyes; then
      AC_MSG_WARN([neither ld nor gold are enabled])
      AC_MSG_WARN([neither ld nor gold are enabled])
    fi
    fi
    configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'`
    configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'`
    ;;
    ;;
  *)
  *)
    AC_MSG_ERROR([invalid --enable-ld argument])
    AC_MSG_ERROR([invalid --enable-ld argument])
    ;;
    ;;
esac
esac
# Configure extra directories which are host specific
# Configure extra directories which are host specific
case "${host}" in
case "${host}" in
  *-cygwin*)
  *-cygwin*)
    configdirs="$configdirs libtermcap" ;;
    configdirs="$configdirs libtermcap" ;;
esac
esac
# A target can indicate whether a language isn't supported for some reason.
# A target can indicate whether a language isn't supported for some reason.
# Only spaces may be used in this macro; not newlines or tabs.
# Only spaces may be used in this macro; not newlines or tabs.
unsupported_languages=
unsupported_languages=
# Remove more programs from consideration, based on the host or
# Remove more programs from consideration, based on the host or
# target this usually means that a port of the program doesn't
# target this usually means that a port of the program doesn't
# exist yet.
# exist yet.
case "${host}" in
case "${host}" in
  i[[3456789]]86-*-msdosdjgpp*)
  i[[3456789]]86-*-msdosdjgpp*)
    noconfigdirs="$noconfigdirs tcl tk itcl"
    noconfigdirs="$noconfigdirs tcl tk itcl"
    ;;
    ;;
esac
esac
AC_ARG_ENABLE(libquadmath,
AC_ARG_ENABLE(libquadmath,
AS_HELP_STRING([--disable-libquadmath],
AS_HELP_STRING([--disable-libquadmath],
  [do not build libquadmath directory]),
  [do not build libquadmath directory]),
ENABLE_LIBQUADMATH=$enableval,
ENABLE_LIBQUADMATH=$enableval,
ENABLE_LIBQUADMATH=yes)
ENABLE_LIBQUADMATH=yes)
if test "${ENABLE_LIBQUADMATH}" = "no" ; then
if test "${ENABLE_LIBQUADMATH}" = "no" ; then
  noconfigdirs="$noconfigdirs target-libquadmath"
  noconfigdirs="$noconfigdirs target-libquadmath"
fi
fi
AC_ARG_ENABLE(libquadmath-support,
AC_ARG_ENABLE(libquadmath-support,
AS_HELP_STRING([--disable-libquadmath-support],
AS_HELP_STRING([--disable-libquadmath-support],
  [disable libquadmath support for Fortran]),
  [disable libquadmath support for Fortran]),
ENABLE_LIBQUADMATH_SUPPORT=$enableval,
ENABLE_LIBQUADMATH_SUPPORT=$enableval,
ENABLE_LIBQUADMATH_SUPPORT=yes)
ENABLE_LIBQUADMATH_SUPPORT=yes)
enable_libquadmath_support=
enable_libquadmath_support=
if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
  enable_libquadmath_support=no
  enable_libquadmath_support=no
fi
fi
AC_ARG_ENABLE(libada,
AC_ARG_ENABLE(libada,
[AS_HELP_STRING([--enable-libada], [build libada directory])],
[AS_HELP_STRING([--enable-libada], [build libada directory])],
ENABLE_LIBADA=$enableval,
ENABLE_LIBADA=$enableval,
ENABLE_LIBADA=yes)
ENABLE_LIBADA=yes)
if test "${ENABLE_LIBADA}" != "yes" ; then
if test "${ENABLE_LIBADA}" != "yes" ; then
  noconfigdirs="$noconfigdirs gnattools"
  noconfigdirs="$noconfigdirs gnattools"
fi
fi
AC_ARG_ENABLE(libssp,
AC_ARG_ENABLE(libssp,
[AS_HELP_STRING([--enable-libssp], [build libssp directory])],
[AS_HELP_STRING([--enable-libssp], [build libssp directory])],
ENABLE_LIBSSP=$enableval,
ENABLE_LIBSSP=$enableval,
ENABLE_LIBSSP=yes)
ENABLE_LIBSSP=yes)
# Save it here so that, even in case of --enable-libgcj, if the Java
# Save it here so that, even in case of --enable-libgcj, if the Java
# front-end isn't enabled, we still get libgcj disabled.
# front-end isn't enabled, we still get libgcj disabled.
libgcj_saved=$libgcj
libgcj_saved=$libgcj
case $enable_libgcj in
case $enable_libgcj in
yes)
yes)
  # If we reset it here, it won't get added to noconfigdirs in the
  # If we reset it here, it won't get added to noconfigdirs in the
  # target-specific build rules, so it will be forcibly enabled
  # target-specific build rules, so it will be forcibly enabled
  # (unless the Java language itself isn't enabled).
  # (unless the Java language itself isn't enabled).
  libgcj=
  libgcj=
  ;;
  ;;
no)
no)
  # Make sure we get it printed in the list of not supported target libs.
  # Make sure we get it printed in the list of not supported target libs.
  # Don't disable libffi, though, other languages use it.
  # Don't disable libffi, though, other languages use it.
  noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
  noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
  # Clear libgcj_saved so that even if java is enabled libffi won't be
  # Clear libgcj_saved so that even if java is enabled libffi won't be
  # built.
  # built.
  libgcj_saved=
  libgcj_saved=
  ;;
  ;;
esac
esac
AC_ARG_ENABLE(static-libjava,
AC_ARG_ENABLE(static-libjava,
[AS_HELP_STRING([[--enable-static-libjava[=ARG]]],
[AS_HELP_STRING([[--enable-static-libjava[=ARG]]],
                [build static libjava @<:@default=no@:>@])],
                [build static libjava @<:@default=no@:>@])],
ENABLE_STATIC_LIBJAVA=$enableval,
ENABLE_STATIC_LIBJAVA=$enableval,
ENABLE_STATIC_LIBJAVA=no)
ENABLE_STATIC_LIBJAVA=no)
enable_static_libjava=
enable_static_libjava=
if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then
if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then
  enable_static_libjava=yes
  enable_static_libjava=yes
fi
fi
if test x$enable_static_libjava != xyes ; then
if test x$enable_static_libjava != xyes ; then
  EXTRA_CONFIGARGS_LIBJAVA=--disable-static
  EXTRA_CONFIGARGS_LIBJAVA=--disable-static
fi
fi
AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA)
AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA)
# Disable libmudflap on some systems.
# Disable libmudflap on some systems.
if test x$enable_libmudflap = x ; then
if test x$enable_libmudflap = x ; then
    case "${target}" in
    case "${target}" in
    *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
    *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
        # Enable libmudflap by default in GNU and friends.
        # Enable libmudflap by default in GNU and friends.
        ;;
        ;;
    *-*-freebsd*)
    *-*-freebsd*)
        # Enable libmudflap by default in FreeBSD.
        # Enable libmudflap by default in FreeBSD.
        ;;
        ;;
    *)
    *)
        # Disable it by default everywhere else.
        # Disable it by default everywhere else.
        noconfigdirs="$noconfigdirs target-libmudflap"
        noconfigdirs="$noconfigdirs target-libmudflap"
        ;;
        ;;
    esac
    esac
fi
fi
# Disable libgomp on non POSIX hosted systems.
# Disable libgomp on non POSIX hosted systems.
if test x$enable_libgomp = x ; then
if test x$enable_libgomp = x ; then
    # Enable libgomp by default on hosted POSIX systems.
    # Enable libgomp by default on hosted POSIX systems.
    case "${target}" in
    case "${target}" in
    *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
    *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
        ;;
        ;;
    *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*)
    *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*)
        ;;
        ;;
    *-*-solaris2* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
    *-*-solaris2* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
        ;;
        ;;
    *-*-darwin* | *-*-aix*)
    *-*-darwin* | *-*-aix*)
        ;;
        ;;
    *)
    *)
        noconfigdirs="$noconfigdirs target-libgomp"
        noconfigdirs="$noconfigdirs target-libgomp"
        ;;
        ;;
    esac
    esac
fi
fi
 
 
 
# Disable libitm on unsupported systems.
 
if test -d ${srcdir}/libitm; then
 
    if test x$enable_libitm = x; then
 
        AC_MSG_CHECKING([for libitm support])
 
        if (srcdir=${srcdir}/libitm; \
 
                . ${srcdir}/configure.tgt; \
 
                test -n "$UNSUPPORTED")
 
        then
 
            AC_MSG_RESULT([no])
 
            noconfigdirs="$noconfigdirs target-libitm"
 
        else
 
            AC_MSG_RESULT([yes])
 
        fi
 
    fi
 
fi
 
 
# Disable libssp for some systems.
# Disable libssp for some systems.
case "${target}" in
case "${target}" in
  avr-*-*)
  avr-*-*)
    # No hosted I/O support.
    # No hosted I/O support.
    noconfigdirs="$noconfigdirs target-libssp"
    noconfigdirs="$noconfigdirs target-libssp"
    ;;
    ;;
  powerpc-*-aix* | rs6000-*-aix*)
  powerpc-*-aix* | rs6000-*-aix*)
    noconfigdirs="$noconfigdirs target-libssp"
    noconfigdirs="$noconfigdirs target-libssp"
    ;;
    ;;
 
  rl78-*-*)
 
    # Dereferencing -1 is a compile-time error
 
    noconfigdirs="$noconfigdirs target-libssp"
 
    ;;
esac
esac
# Disable libstdc++-v3 for some systems.
# Disable libstdc++-v3 for some systems.
case "${target}" in
case "${target}" in
  *-*-vxworks*)
  *-*-vxworks*)
    # VxWorks uses the Dinkumware C++ library.
    # VxWorks uses the Dinkumware C++ library.
    noconfigdirs="$noconfigdirs target-libstdc++-v3"
    noconfigdirs="$noconfigdirs target-libstdc++-v3"
    ;;
    ;;
  arm*-wince-pe*)
  arm*-wince-pe*)
    # the C++ libraries don't build on top of CE's C libraries
    # the C++ libraries don't build on top of CE's C libraries
    noconfigdirs="$noconfigdirs target-libstdc++-v3"
    noconfigdirs="$noconfigdirs target-libstdc++-v3"
    ;;
    ;;
  avr-*-*)
  avr-*-*)
    noconfigdirs="$noconfigdirs target-libstdc++-v3"
    noconfigdirs="$noconfigdirs target-libstdc++-v3"
    ;;
    ;;
esac
esac
# Disable Fortran for some systems.
# Disable Fortran for some systems.
case "${target}" in
case "${target}" in
  mmix-*-*)
  mmix-*-*)
    # See .
    # See .
    unsupported_languages="$unsupported_languages fortran"
    unsupported_languages="$unsupported_languages fortran"
    ;;
    ;;
esac
esac
# Disable Java if libffi is not supported.
# Disable Java if libffi is not supported.
case "${target}" in
case "${target}" in
  alpha*-*-*)
  alpha*-*-*)
    ;;
    ;;
  arm*-*-*)
  arm*-*-*)
    ;;
    ;;
  cris-*-*)
  cris-*-*)
    ;;
    ;;
  frv-*-*)
  frv-*-*)
    ;;
    ;;
  hppa*-*-linux*)
  hppa*-*-linux*)
    ;;
    ;;
  hppa*-*-hpux*)
  hppa*-*-hpux*)
    ;;
    ;;
  i?86-*-*)
  i?86-*-*)
    ;;
    ;;
  ia64*-*-*)
  ia64*-*-*)
    ;;
    ;;
  m32r*-*-*)
  m32r*-*-*)
    ;;
    ;;
  m68k-*-*)
  m68k-*-*)
    ;;
    ;;
  mips-sgi-irix6.* | mips*-*-rtems*)
  mips-sgi-irix6.* | mips*-*-rtems*)
    ;;
    ;;
  mips*-*-linux*)
  mips*-*-linux*)
    ;;
    ;;
  powerpc*-*-linux*)
  powerpc*-*-linux*)
    ;;
    ;;
  powerpc-*-darwin*)
  powerpc-*-darwin*)
    ;;
    ;;
  powerpc-*-aix* | rs6000-*-aix*)
  powerpc-*-aix* | rs6000-*-aix*)
    ;;
    ;;
  powerpc-*-freebsd*)
  powerpc-*-freebsd*)
    ;;
    ;;
  powerpc64-*-freebsd*)
  powerpc64-*-freebsd*)
    ;;
    ;;
  powerpc*-*-rtems*)
  powerpc*-*-rtems*)
    ;;
    ;;
  s390-*-* | s390x-*-*)
  s390-*-* | s390x-*-*)
    ;;
    ;;
  sh-*-* | sh[[34]]*-*-*)
  sh-*-* | sh[[34]]*-*-*)
    ;;
    ;;
  sh64-*-* | sh5*-*-*)
  sh64-*-* | sh5*-*-*)
    ;;
    ;;
  sparc*-*-*)
  sparc*-*-*)
    ;;
    ;;
  x86_64-*-*)
  x86_64-*-*)
    ;;
    ;;
  *-*-*)
  *-*-*)
    unsupported_languages="$unsupported_languages java"
    unsupported_languages="$unsupported_languages java"
    ;;
    ;;
esac
esac
# Disable Java, libgcj or related libraries for some systems.
# Disable Java, libgcj or related libraries for some systems.
case "${target}" in
case "${target}" in
  powerpc-*-darwin*)
  powerpc-*-darwin*)
    ;;
    ;;
  i[[3456789]]86-*-darwin*)
  i[[3456789]]86-*-darwin*)
    ;;
    ;;
  x86_64-*-darwin[[912]]*)
  x86_64-*-darwin[[912]]*)
    ;;
    ;;
  *-*-darwin*)
  *-*-darwin*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  *-*-netware*)
  *-*-netware*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  *-*-rtems*)
  *-*-rtems*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  *-*-tpf*)
  *-*-tpf*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  *-*-uclinux*)
  *-*-uclinux*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  *-*-vxworks*)
  *-*-vxworks*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  alpha*-*-*vms*)
  alpha*-*-*vms*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  arm-wince-pe)
  arm-wince-pe)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  arm*-*-symbianelf*)
  arm*-*-symbianelf*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  bfin-*-*)
  bfin-*-*)
    noconfigdirs="$noconfigdirs target-boehm-gc"
    noconfigdirs="$noconfigdirs target-boehm-gc"
    ;;
    ;;
  cris-*-* | crisv32-*-*)
  cris-*-* | crisv32-*-*)
    unsupported_languages="$unsupported_languages java"
    unsupported_languages="$unsupported_languages java"
    case "${target}" in
    case "${target}" in
      *-*-linux*)
      *-*-linux*)
        ;;
        ;;
      *) # See PR46792 regarding target-libffi.
      *) # See PR46792 regarding target-libffi.
        noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
        noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
    esac
    esac
    ;;
    ;;
  hppa*64*-*-linux*)
  hppa*64*-*-linux*)
    # In this case, it's because the hppa64-linux target is for
    # In this case, it's because the hppa64-linux target is for
    # the kernel only at this point and has no libc, and thus no
    # the kernel only at this point and has no libc, and thus no
    # headers, crt*.o, etc., all of which are needed by these.
    # headers, crt*.o, etc., all of which are needed by these.
    unsupported_languages="$unsupported_languages java"
    unsupported_languages="$unsupported_languages java"
    ;;
    ;;
  hppa*64*-*-hpux*)
  hppa*64*-*-hpux*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  hppa*-hp-hpux11*)
  hppa*-hp-hpux11*)
    ;;
    ;;
  hppa*-*-hpux*)
  hppa*-*-hpux*)
    # According to Alexandre Oliva , libjava won't
    # According to Alexandre Oliva , libjava won't
    # build on HP-UX 10.20.
    # build on HP-UX 10.20.
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  ia64*-*-*vms*)
  ia64*-*-*vms*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  i[[3456789]]86-w64-mingw*)
  i[[3456789]]86-w64-mingw*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  i[[3456789]]86-*-mingw*)
  i[[3456789]]86-*-mingw*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  x86_64-*-mingw*)
  x86_64-*-mingw*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  mmix-*-*)
  mmix-*-*)
    noconfigdirs="$noconfigdirs target-libffi target-boehm-gc"
    noconfigdirs="$noconfigdirs target-libffi target-boehm-gc"
    ;;
    ;;
  powerpc-*-aix*)
  powerpc-*-aix*)
    # copied from rs6000-*-* entry
    # copied from rs6000-*-* entry
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  rs6000-*-aix*)
  rs6000-*-aix*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  mips*-*-irix6*)
  mips*-*-irix6*)
    # Linking libjava exceeds command-line length limits on at least
    # Linking libjava exceeds command-line length limits on at least
    # IRIX 6.2, but not on IRIX 6.5.
    # IRIX 6.2, but not on IRIX 6.5.
    # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
    # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
    # 
    # 
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
  *-*-lynxos*)
  *-*-lynxos*)
    noconfigdirs="$noconfigdirs ${libgcj}"
    noconfigdirs="$noconfigdirs ${libgcj}"
    ;;
    ;;
esac
esac
# Default libgloss CPU subdirectory.
# Default libgloss CPU subdirectory.
libgloss_dir="$target_cpu"
libgloss_dir="$target_cpu"
case "${target}" in
case "${target}" in
  sh*-*-pe|mips*-*-pe|*arm-wince-pe)
  sh*-*-pe|mips*-*-pe|*arm-wince-pe)
    libgloss_dir=wince
    libgloss_dir=wince
    ;;
    ;;
  arm*-*-*)
  arm*-*-*)
    libgloss_dir=arm
    libgloss_dir=arm
    ;;
    ;;
  cris-*-* | crisv32-*-*)
  cris-*-* | crisv32-*-*)
    libgloss_dir=cris
    libgloss_dir=cris
    ;;
    ;;
  hppa*-*-*)
  hppa*-*-*)
    libgloss_dir=pa
    libgloss_dir=pa
    ;;
    ;;
  i[[3456789]]86-*-*)
  i[[3456789]]86-*-*)
    libgloss_dir=i386
    libgloss_dir=i386
    ;;
    ;;
  m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
  m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
    libgloss_dir=m68hc11
    libgloss_dir=m68hc11
    ;;
    ;;
  m68*-*-* | fido-*-*)
  m68*-*-* | fido-*-*)
    libgloss_dir=m68k
    libgloss_dir=m68k
    ;;
    ;;
  mips*-*-*)
  mips*-*-*)
    libgloss_dir=mips
    libgloss_dir=mips
    ;;
    ;;
  powerpc*-*-*)
  powerpc*-*-*)
    libgloss_dir=rs6000
    libgloss_dir=rs6000
    ;;
    ;;
  sparc*-*-*)
  sparc*-*-*)
    libgloss_dir=sparc
    libgloss_dir=sparc
    ;;
    ;;
esac
esac
# Disable newlib and libgloss for various target OSes.
# Disable newlib and libgloss for various target OSes.
case "${target}" in
case "${target}" in
  alpha*-dec-osf*)
  alpha*-dec-osf*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  i[[3456789]]86-*-linux*)
  i[[3456789]]86-*-linux*)
    # This section makes it possible to build newlib natively on linux.
    # This section makes it possible to build newlib natively on linux.
    # If we are using a cross compiler then don't configure newlib.
    # If we are using a cross compiler then don't configure newlib.
    if test x${is_cross_compiler} != xno ; then
    if test x${is_cross_compiler} != xno ; then
      noconfigdirs="$noconfigdirs target-newlib"
      noconfigdirs="$noconfigdirs target-newlib"
    fi
    fi
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    # If we are not using a cross compiler, do configure newlib.
    # If we are not using a cross compiler, do configure newlib.
    # Note however, that newlib will only be configured in this situation
    # Note however, that newlib will only be configured in this situation
    # if the --with-newlib option has been given, because otherwise
    # if the --with-newlib option has been given, because otherwise
    # 'target-newlib' will appear in skipdirs.
    # 'target-newlib' will appear in skipdirs.
    ;;
    ;;
  i[[3456789]]86-*-rdos*)
  i[[3456789]]86-*-rdos*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  sh*-*-pe|mips*-*-pe|arm-wince-pe)
  sh*-*-pe|mips*-*-pe|arm-wince-pe)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  sparc-*-sunos4*)
  sparc-*-sunos4*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-aix*)
  *-*-aix*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-beos*)
  *-*-beos*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-chorusos)
  *-*-chorusos)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-dragonfly*)
  *-*-dragonfly*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-freebsd*)
  *-*-freebsd*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
  *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-lynxos*)
  *-*-lynxos*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-mingw*)
  *-*-mingw*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-netbsd*)
  *-*-netbsd*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-netware*)
  *-*-netware*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-tpf*)
  *-*-tpf*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-uclinux*)
  *-*-uclinux*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  *-*-vxworks*)
  *-*-vxworks*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
esac
esac
case "${target}" in
case "${target}" in
  *-*-chorusos)
  *-*-chorusos)
    ;;
    ;;
  powerpc-*-darwin*)
  powerpc-*-darwin*)
    noconfigdirs="$noconfigdirs ld gas gdb gprof"
    noconfigdirs="$noconfigdirs ld gas gdb gprof"
    noconfigdirs="$noconfigdirs sim target-rda"
    noconfigdirs="$noconfigdirs sim target-rda"
    ;;
    ;;
  i[[3456789]]86-*-darwin*)
  i[[3456789]]86-*-darwin*)
    noconfigdirs="$noconfigdirs ld gprof"
    noconfigdirs="$noconfigdirs ld gprof"
    noconfigdirs="$noconfigdirs sim target-rda"
    noconfigdirs="$noconfigdirs sim target-rda"
    ;;
    ;;
  x86_64-*-darwin[[912]]*)
  x86_64-*-darwin[[912]]*)
    noconfigdirs="$noconfigdirs ld gas gprof"
    noconfigdirs="$noconfigdirs ld gas gprof"
    noconfigdirs="$noconfigdirs sim target-rda"
    noconfigdirs="$noconfigdirs sim target-rda"
    ;;
    ;;
  *-*-darwin*)
  *-*-darwin*)
    noconfigdirs="$noconfigdirs ld gas gdb gprof"
    noconfigdirs="$noconfigdirs ld gas gdb gprof"
    noconfigdirs="$noconfigdirs sim target-rda"
    noconfigdirs="$noconfigdirs sim target-rda"
    ;;
    ;;
  *-*-dragonfly*)
  *-*-dragonfly*)
    ;;
    ;;
  *-*-freebsd*)
  *-*-freebsd*)
    if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
    if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
        && test -f /usr/local/include/gmp.h; then
        && test -f /usr/local/include/gmp.h; then
      with_gmp=/usr/local
      with_gmp=/usr/local
    fi
    fi
    ;;
    ;;
  *-*-kaos*)
  *-*-kaos*)
    # Remove unsupported stuff on all kaOS configurations.
    # Remove unsupported stuff on all kaOS configurations.
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  *-*-netbsd*)
  *-*-netbsd*)
    ;;
    ;;
  *-*-netware*)
  *-*-netware*)
    ;;
    ;;
  *-*-rtems*)
  *-*-rtems*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
    # The tpf target doesn't support gdb yet.
    # The tpf target doesn't support gdb yet.
  *-*-tpf*)
  *-*-tpf*)
    noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl"
    noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl"
    ;;
    ;;
  *-*-uclinux*)
  *-*-uclinux*)
    noconfigdirs="$noconfigdirs target-rda"
    noconfigdirs="$noconfigdirs target-rda"
    ;;
    ;;
  *-*-vxworks*)
  *-*-vxworks*)
    ;;
    ;;
  alpha*-dec-osf*)
  alpha*-dec-osf*)
    # ld works, but does not support shared libraries.
    # ld works, but does not support shared libraries.
    # gas doesn't generate exception information.
    # gas doesn't generate exception information.
    noconfigdirs="$noconfigdirs gas ld"
    noconfigdirs="$noconfigdirs gas ld"
    ;;
    ;;
  alpha*-*-*vms*)
  alpha*-*-*vms*)
    noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
    ;;
    ;;
  alpha*-*-*)
  alpha*-*-*)
    # newlib is not 64 bit ready
    # newlib is not 64 bit ready
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
  sh*-*-pe|mips*-*-pe|*arm-wince-pe)
  sh*-*-pe|mips*-*-pe|*arm-wince-pe)
    noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
    noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
    ;;
    ;;
  arc-*-*)
  arc-*-*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  arm-*-pe*)
  arm-*-pe*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  arm-*-riscix*)
  arm-*-riscix*)
    noconfigdirs="$noconfigdirs ld target-libgloss"
    noconfigdirs="$noconfigdirs ld target-libgloss"
    ;;
    ;;
  c4x-*-* | tic4x-*-*)
  c4x-*-* | tic4x-*-*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  tic54x-*-*)
  tic54x-*-*)
    noconfigdirs="$noconfigdirs target-libgloss gdb"
    noconfigdirs="$noconfigdirs target-libgloss gdb"
    ;;
    ;;
  cr16-*-*)
  cr16-*-*)
    noconfigdirs="$noconfigdirs gdb"
    noconfigdirs="$noconfigdirs gdb"
    ;;
    ;;
  d10v-*-*)
  d10v-*-*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  d30v-*-*)
  d30v-*-*)
    noconfigdirs="$noconfigdirs gdb"
    noconfigdirs="$noconfigdirs gdb"
    ;;
    ;;
  fr30-*-elf*)
  fr30-*-elf*)
    noconfigdirs="$noconfigdirs gdb"
    noconfigdirs="$noconfigdirs gdb"
    ;;
    ;;
  moxie-*-*)
  moxie-*-*)
    noconfigdirs="$noconfigdirs gprof"
    noconfigdirs="$noconfigdirs gprof"
    ;;
    ;;
  h8300*-*-*)
  h8300*-*-*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  h8500-*-*)
  h8500-*-*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  hppa1.1-*-osf* | hppa1.1-*-bsd* )
  hppa1.1-*-osf* | hppa1.1-*-bsd* )
    ;;
    ;;
  hppa*64*-*-linux*)
  hppa*64*-*-linux*)
    ;;
    ;;
  hppa*-*-linux*)
  hppa*-*-linux*)
    ;;
    ;;
  hppa*-*-*elf* | \
  hppa*-*-*elf* | \
  hppa*-*-lites* | \
  hppa*-*-lites* | \
  hppa*-*-openbsd* | \
  hppa*-*-openbsd* | \
  hppa*64*-*-*)
  hppa*64*-*-*)
    ;;
    ;;
  hppa*-hp-hpux11*)
  hppa*-hp-hpux11*)
    noconfigdirs="$noconfigdirs ld"
    noconfigdirs="$noconfigdirs ld"
    ;;
    ;;
  hppa*-*-pro*)
  hppa*-*-pro*)
    ;;
    ;;
  hppa*-*-*)
  hppa*-*-*)
    noconfigdirs="$noconfigdirs ld"
    noconfigdirs="$noconfigdirs ld"
    ;;
    ;;
  i960-*-*)
  i960-*-*)
    noconfigdirs="$noconfigdirs gdb"
    noconfigdirs="$noconfigdirs gdb"
    ;;
    ;;
  ia64*-*-elf*)
  ia64*-*-elf*)
    # No gdb support yet.
    # No gdb support yet.
    noconfigdirs="$noconfigdirs readline libgui itcl gdb"
    noconfigdirs="$noconfigdirs readline libgui itcl gdb"
    ;;
    ;;
  ia64*-**-hpux*)
  ia64*-**-hpux*)
    # No ld support yet.
    # No ld support yet.
    noconfigdirs="$noconfigdirs libgui itcl ld"
    noconfigdirs="$noconfigdirs libgui itcl ld"
    ;;
    ;;
  ia64*-*-*vms*)
  ia64*-*-*vms*)
    # No gdb or ld support yet.
    # No gdb or ld support yet.
    noconfigdirs="$noconfigdirs readline libgui itcl gdb ld"
    noconfigdirs="$noconfigdirs readline libgui itcl gdb ld"
    ;;
    ;;
  i[[3456789]]86-w64-mingw*)
  i[[3456789]]86-w64-mingw*)
    ;;
    ;;
  i[[3456789]]86-*-mingw*)
  i[[3456789]]86-*-mingw*)
    target_configdirs="$target_configdirs target-winsup"
    target_configdirs="$target_configdirs target-winsup"
    ;;
    ;;
  *-*-cygwin*)
  *-*-cygwin*)
    target_configdirs="$target_configdirs target-libtermcap target-winsup"
    target_configdirs="$target_configdirs target-libtermcap target-winsup"
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    # always build newlib if winsup directory is present.
    # always build newlib if winsup directory is present.
    if test -d "$srcdir/winsup/cygwin"; then
    if test -d "$srcdir/winsup/cygwin"; then
      skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
      skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
    elif test -d "$srcdir/newlib"; then
    elif test -d "$srcdir/newlib"; then
      echo "Warning: winsup/cygwin is missing so newlib can't be built."
      echo "Warning: winsup/cygwin is missing so newlib can't be built."
    fi
    fi
    ;;
    ;;
  i[[3456789]]86-*-pe)
  i[[3456789]]86-*-pe)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  i[[3456789]]86-*-sco3.2v5*)
  i[[3456789]]86-*-sco3.2v5*)
    # The linker does not yet know about weak symbols in COFF,
    # The linker does not yet know about weak symbols in COFF,
    # and is not configured to handle mixed ELF and COFF.
    # and is not configured to handle mixed ELF and COFF.
    noconfigdirs="$noconfigdirs ld target-libgloss"
    noconfigdirs="$noconfigdirs ld target-libgloss"
    ;;
    ;;
  i[[3456789]]86-*-sco*)
  i[[3456789]]86-*-sco*)
    noconfigdirs="$noconfigdirs gprof target-libgloss"
    noconfigdirs="$noconfigdirs gprof target-libgloss"
    ;;
    ;;
  i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*)
  i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  i[[3456789]]86-*-sysv4*)
  i[[3456789]]86-*-sysv4*)
    noconfigdirs="$noconfigdirs target-libgloss"
    noconfigdirs="$noconfigdirs target-libgloss"
    ;;
    ;;
  i[[3456789]]86-*-beos*)
  i[[3456789]]86-*-beos*)
    noconfigdirs="$noconfigdirs gdb"
    noconfigdirs="$noconfigdirs gdb"
    ;;
    ;;
  i[[3456789]]86-*-rdos*)
  i[[3456789]]86-*-rdos*)
    noconfigdirs="$noconfigdirs gdb"
    noconfigdirs="$noconfigdirs gdb"
    ;;
    ;;
  mmix-*-*)
  mmix-*-*)
    noconfigdirs="$noconfigdirs gdb"
    noconfigdirs="$noconfigdirs gdb"
    ;;
    ;;
  mt-*-*)
  mt-*-*)
    noconfigdirs="$noconfigdirs sim"
    noconfigdirs="$noconfigdirs sim"
    ;;
    ;;
  powerpc-*-aix*)
  powerpc-*-aix*)
    # copied from rs6000-*-* entry
    # copied from rs6000-*-* entry
    noconfigdirs="$noconfigdirs gprof"
    noconfigdirs="$noconfigdirs gprof"
    ;;
    ;;
  powerpc*-*-winnt* | powerpc*-*-pe*)
  powerpc*-*-winnt* | powerpc*-*-pe*)
    target_configdirs="$target_configdirs target-winsup"
    target_configdirs="$target_configdirs target-winsup"
    noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl"
    noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl"
    # always build newlib.
    # always build newlib.
    skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
    skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
    ;;
    ;;
    # This is temporary until we can link against shared libraries
    # This is temporary until we can link against shared libraries
  powerpcle-*-solaris*)
  powerpcle-*-solaris*)
    noconfigdirs="$noconfigdirs gdb sim tcl tk itcl"
    noconfigdirs="$noconfigdirs gdb sim tcl tk itcl"
    ;;
    ;;
  powerpc-*-beos*)
  powerpc-*-beos*)
    noconfigdirs="$noconfigdirs gdb"
    noconfigdirs="$noconfigdirs gdb"
    ;;
    ;;
  rs6000-*-lynxos*)
  rs6000-*-lynxos*)
    noconfigdirs="$noconfigdirs gprof"
    noconfigdirs="$noconfigdirs gprof"
    ;;
    ;;
  rs6000-*-aix*)
  rs6000-*-aix*)
    noconfigdirs="$noconfigdirs gprof"
    noconfigdirs="$noconfigdirs gprof"
    ;;
    ;;
  rs6000-*-*)
  rs6000-*-*)
    noconfigdirs="$noconfigdirs gprof"
    noconfigdirs="$noconfigdirs gprof"
    ;;
    ;;
  m68k-apollo-*)
  m68k-apollo-*)
    noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss"
    noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss"
    ;;
    ;;
  microblaze*)
  microblaze*)
    noconfigdirs="$noconfigdirs gprof"
    noconfigdirs="$noconfigdirs gprof"
    ;;
    ;;
  mips*-sde-elf*)
  mips*-sde-elf*)
    if test x$with_newlib = xyes; then
    if test x$with_newlib = xyes; then
      noconfigdirs="$noconfigdirs gprof"
      noconfigdirs="$noconfigdirs gprof"
    fi
    fi
    ;;
    ;;
  mips*-*-irix5*)
  mips*-*-irix5*)
    noconfigdirs="$noconfigdirs gprof target-libgloss"
    noconfigdirs="$noconfigdirs gprof target-libgloss"
    ;;
    ;;
  mips*-*-irix6*)
  mips*-*-irix6*)
    noconfigdirs="$noconfigdirs gprof target-libgloss"
    noconfigdirs="$noconfigdirs gprof target-libgloss"
    ;;
    ;;
  mips*-*-bsd*)
  mips*-*-bsd*)
    noconfigdirs="$noconfigdirs gprof target-libgloss"
    noconfigdirs="$noconfigdirs gprof target-libgloss"
    ;;
    ;;
  mips*-*-linux*)
  mips*-*-linux*)
    ;;
    ;;
  mips*-*-*)
  mips*-*-*)
    noconfigdirs="$noconfigdirs gprof"
    noconfigdirs="$noconfigdirs gprof"
    ;;
    ;;
  sh-*-* | sh64-*-*)
  sh-*-* | sh64-*-*)
    case "${target}" in
    case "${target}" in
      sh*-*-elf)
      sh*-*-elf)
         ;;
         ;;
      *)
      *)
         noconfigdirs="$noconfigdirs target-libgloss" ;;
         noconfigdirs="$noconfigdirs target-libgloss" ;;
    esac
    esac
    ;;
    ;;
  sparc-*-sunos4*)
  sparc-*-sunos4*)
    if test x${is_cross_compiler} = xno ; then
    if test x${is_cross_compiler} = xno ; then
           use_gnu_ld=no
           use_gnu_ld=no
    fi
    fi
    ;;
    ;;
  tic6x-*-*)
  tic6x-*-*)
    noconfigdirs="$noconfigdirs sim"
    noconfigdirs="$noconfigdirs sim"
    ;;
    ;;
  tilepro-*-* | tilegx-*-*)
  tilepro-*-* | tilegx-*-*)
    noconfigdirs="$noconfigdirs sim"
    noconfigdirs="$noconfigdirs sim"
    ;;
    ;;
  v810-*-*)
  v810-*-*)
    noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss"
    noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss"
    ;;
    ;;
  vax-*-*)
  vax-*-*)
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
    ;;
    ;;
esac
esac
# If we aren't building newlib, then don't build libgloss, since libgloss
# If we aren't building newlib, then don't build libgloss, since libgloss
# depends upon some newlib header files.
# depends upon some newlib header files.
case "${noconfigdirs}" in
case "${noconfigdirs}" in
  *target-libgloss*) ;;
  *target-libgloss*) ;;
  *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
  *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
esac
esac
# Work in distributions that contain no compiler tools, like Autoconf.
# Work in distributions that contain no compiler tools, like Autoconf.
host_makefile_frag=/dev/null
host_makefile_frag=/dev/null
if test -d ${srcdir}/config ; then
if test -d ${srcdir}/config ; then
case "${host}" in
case "${host}" in
  i[[3456789]]86-*-msdosdjgpp*)
  i[[3456789]]86-*-msdosdjgpp*)
    host_makefile_frag="config/mh-djgpp"
    host_makefile_frag="config/mh-djgpp"
    ;;
    ;;
  *-cygwin*)
  *-cygwin*)
    ACX_CHECK_CYGWIN_CAT_WORKS
    ACX_CHECK_CYGWIN_CAT_WORKS
    host_makefile_frag="config/mh-cygwin"
    host_makefile_frag="config/mh-cygwin"
    ;;
    ;;
  *-mingw*)
  *-mingw*)
    host_makefile_frag="config/mh-mingw"
    host_makefile_frag="config/mh-mingw"
    ;;
    ;;
  *-interix*)
  *-interix*)
    host_makefile_frag="config/mh-interix"
    host_makefile_frag="config/mh-interix"
    ;;
    ;;
  hppa*-hp-hpux10*)
  hppa*-hp-hpux10*)
    host_makefile_frag="config/mh-pa-hpux10"
    host_makefile_frag="config/mh-pa-hpux10"
    ;;
    ;;
  hppa*-hp-hpux*)
  hppa*-hp-hpux*)
    host_makefile_frag="config/mh-pa"
    host_makefile_frag="config/mh-pa"
    ;;
    ;;
  hppa*-*)
  hppa*-*)
    host_makefile_frag="config/mh-pa"
    host_makefile_frag="config/mh-pa"
    ;;
    ;;
  *-*-darwin*)
  *-*-darwin*)
    host_makefile_frag="config/mh-darwin"
    host_makefile_frag="config/mh-darwin"
    ;;
    ;;
  powerpc-*-aix*)
  powerpc-*-aix*)
    host_makefile_frag="config/mh-ppc-aix"
    host_makefile_frag="config/mh-ppc-aix"
    ;;
    ;;
  rs6000-*-aix*)
  rs6000-*-aix*)
    host_makefile_frag="config/mh-ppc-aix"
    host_makefile_frag="config/mh-ppc-aix"
    ;;
    ;;
esac
esac
fi
fi
if test "${build}" != "${host}" ; then
if test "${build}" != "${host}" ; then
  AR_FOR_BUILD=${AR_FOR_BUILD-ar}
  AR_FOR_BUILD=${AR_FOR_BUILD-ar}
  AS_FOR_BUILD=${AS_FOR_BUILD-as}
  AS_FOR_BUILD=${AS_FOR_BUILD-as}
  CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
  CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
  CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
  CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
  GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
  GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
  GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
  GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
  GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
  GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
  DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
  DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
  LD_FOR_BUILD=${LD_FOR_BUILD-ld}
  LD_FOR_BUILD=${LD_FOR_BUILD-ld}
  NM_FOR_BUILD=${NM_FOR_BUILD-nm}
  NM_FOR_BUILD=${NM_FOR_BUILD-nm}
  RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
  RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
  WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
  WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
  WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
  WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
else
else
  AR_FOR_BUILD="\$(AR)"
  AR_FOR_BUILD="\$(AR)"
  AS_FOR_BUILD="\$(AS)"
  AS_FOR_BUILD="\$(AS)"
  CC_FOR_BUILD="\$(CC)"
  CC_FOR_BUILD="\$(CC)"
  CXX_FOR_BUILD="\$(CXX)"
  CXX_FOR_BUILD="\$(CXX)"
  GCJ_FOR_BUILD="\$(GCJ)"
  GCJ_FOR_BUILD="\$(GCJ)"
  GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
  GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
  GOC_FOR_BUILD="\$(GOC)"
  GOC_FOR_BUILD="\$(GOC)"
  DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
  DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
  LD_FOR_BUILD="\$(LD)"
  LD_FOR_BUILD="\$(LD)"
  NM_FOR_BUILD="\$(NM)"
  NM_FOR_BUILD="\$(NM)"
  RANLIB_FOR_BUILD="\$(RANLIB)"
  RANLIB_FOR_BUILD="\$(RANLIB)"
  WINDRES_FOR_BUILD="\$(WINDRES)"
  WINDRES_FOR_BUILD="\$(WINDRES)"
  WINDMC_FOR_BUILD="\$(WINDMC)"
  WINDMC_FOR_BUILD="\$(WINDMC)"
fi
fi
AC_PROG_CC
AC_PROG_CC
AC_PROG_CXX
AC_PROG_CXX
# We must set the default linker to the linker used by gcc for the correct
# We must set the default linker to the linker used by gcc for the correct
# operation of libtool.  If LD is not defined and we are using gcc, try to
# operation of libtool.  If LD is not defined and we are using gcc, try to
# set the LD default to the ld used by gcc.
# set the LD default to the ld used by gcc.
if test -z "$LD"; then
if test -z "$LD"; then
  if test "$GCC" = yes; then
  if test "$GCC" = yes; then
    case $build in
    case $build in
    *-*-mingw*)
    *-*-mingw*)
      gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
      gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
    *)
    *)
      gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
      gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
    esac
    esac
    case $gcc_prog_ld in
    case $gcc_prog_ld in
    # Accept absolute paths.
    # Accept absolute paths.
    [[\\/]* | [A-Za-z]:[\\/]*)]
    [[\\/]* | [A-Za-z]:[\\/]*)]
      LD="$gcc_prog_ld" ;;
      LD="$gcc_prog_ld" ;;
    esac
    esac
  fi
  fi
fi
fi
ACX_PROG_GNAT
ACX_PROG_GNAT
ACX_PROG_CMP_IGNORE_INITIAL
ACX_PROG_CMP_IGNORE_INITIAL
AC_ARG_ENABLE([bootstrap],
AC_ARG_ENABLE([bootstrap],
[AS_HELP_STRING([--enable-bootstrap],
[AS_HELP_STRING([--enable-bootstrap],
                [enable bootstrapping @<:@yes if native build@:>@])],,
                [enable bootstrapping @<:@yes if native build@:>@])],,
enable_bootstrap=default)
enable_bootstrap=default)
# Issue errors and warnings for invalid/strange bootstrap combinations.
# Issue errors and warnings for invalid/strange bootstrap combinations.
if test -r $srcdir/gcc/configure; then
if test -r $srcdir/gcc/configure; then
  have_compiler=yes
  have_compiler=yes
else
else
  have_compiler=no
  have_compiler=no
fi
fi
case "$have_compiler:$host:$target:$enable_bootstrap" in
case "$have_compiler:$host:$target:$enable_bootstrap" in
  *:*:*:no) ;;
  *:*:*:no) ;;
  # Default behavior.  Enable bootstrap if we have a compiler
  # Default behavior.  Enable bootstrap if we have a compiler
  # and we are in a native configuration.
  # and we are in a native configuration.
  yes:$build:$build:default)
  yes:$build:$build:default)
    enable_bootstrap=yes ;;
    enable_bootstrap=yes ;;
  *:*:*:default)
  *:*:*:default)
    enable_bootstrap=no ;;
    enable_bootstrap=no ;;
  # We have a compiler and we are in a native configuration, bootstrap is ok
  # We have a compiler and we are in a native configuration, bootstrap is ok
  yes:$build:$build:yes)
  yes:$build:$build:yes)
    ;;
    ;;
  # Other configurations, but we have a compiler.  Assume the user knows
  # Other configurations, but we have a compiler.  Assume the user knows
  # what he's doing.
  # what he's doing.
  yes:*:*:yes)
  yes:*:*:yes)
    AC_MSG_WARN([trying to bootstrap a cross compiler])
    AC_MSG_WARN([trying to bootstrap a cross compiler])
    ;;
    ;;
  # No compiler: if they passed --enable-bootstrap explicitly, fail
  # No compiler: if they passed --enable-bootstrap explicitly, fail
  no:*:*:yes)
  no:*:*:yes)
    AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
    AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
  # Fail if wrong command line
  # Fail if wrong command line
  *)
  *)
    AC_MSG_ERROR([invalid option for --enable-bootstrap])
    AC_MSG_ERROR([invalid option for --enable-bootstrap])
    ;;
    ;;
esac
esac
# See if we are building gcc with C++.
# See if we are building gcc with C++.
AC_ARG_ENABLE(build-with-cxx,
AC_ARG_ENABLE(build-with-cxx,
[AS_HELP_STRING([--enable-build-with-cxx],
[AS_HELP_STRING([--enable-build-with-cxx],
                [build with C++ compiler instead of C compiler])],
                [build with C++ compiler instead of C compiler])],
ENABLE_BUILD_WITH_CXX=$enableval,
ENABLE_BUILD_WITH_CXX=$enableval,
ENABLE_BUILD_WITH_CXX=no)
ENABLE_BUILD_WITH_CXX=no)
# Build stage1 with C and build stages 2 and 3 with C++.
# Build stage1 with C and build stages 2 and 3 with C++.
AC_ARG_ENABLE(build-poststage1-with-cxx,
AC_ARG_ENABLE(build-poststage1-with-cxx,
[AS_HELP_STRING([--enable-build-poststage1-with-cxx],
[AS_HELP_STRING([--enable-build-poststage1-with-cxx],
                [build stages 2 and 3 with C++, not C])],
                [build stages 2 and 3 with C++, not C])],
ENABLE_BUILD_POSTSTAGE1_WITH_CXX=$enableval,
ENABLE_BUILD_POSTSTAGE1_WITH_CXX=$enableval,
ENABLE_BUILD_POSTSTAGE1_WITH_CXX=yes)
ENABLE_BUILD_POSTSTAGE1_WITH_CXX=yes)
# Used for setting $lt_cv_objdir
# Used for setting $lt_cv_objdir
_LT_CHECK_OBJDIR
_LT_CHECK_OBJDIR
# Check for GMP, MPFR and MPC
# Check for GMP, MPFR and MPC
gmplibs="-lmpc -lmpfr -lgmp"
gmplibs="-lmpc -lmpfr -lgmp"
gmpinc=
gmpinc=
have_gmp=no
have_gmp=no
# Specify a location for mpc
# Specify a location for mpc
# check for this first so it ends up on the link line before mpfr.
# check for this first so it ends up on the link line before mpfr.
AC_ARG_WITH(mpc,
AC_ARG_WITH(mpc,
[AS_HELP_STRING([--with-mpc=PATH],
[AS_HELP_STRING([--with-mpc=PATH],
                [specify prefix directory for installed MPC package.
                [specify prefix directory for installed MPC package.
                 Equivalent to --with-mpc-include=PATH/include
                 Equivalent to --with-mpc-include=PATH/include
                 plus --with-mpc-lib=PATH/lib])])
                 plus --with-mpc-lib=PATH/lib])])
AC_ARG_WITH(mpc-include,
AC_ARG_WITH(mpc-include,
[AS_HELP_STRING([--with-mpc-include=PATH],
[AS_HELP_STRING([--with-mpc-include=PATH],
                [specify directory for installed MPC include files])])
                [specify directory for installed MPC include files])])
AC_ARG_WITH(mpc-lib,
AC_ARG_WITH(mpc-lib,
[AS_HELP_STRING([--with-mpc-lib=PATH],
[AS_HELP_STRING([--with-mpc-lib=PATH],
                [specify directory for the installed MPC library])])
                [specify directory for the installed MPC library])])
if test "x$with_mpc" != x; then
if test "x$with_mpc" != x; then
  gmplibs="-L$with_mpc/lib $gmplibs"
  gmplibs="-L$with_mpc/lib $gmplibs"
  gmpinc="-I$with_mpc/include $gmpinc"
  gmpinc="-I$with_mpc/include $gmpinc"
fi
fi
if test "x$with_mpc_include" != x; then
if test "x$with_mpc_include" != x; then
  gmpinc="-I$with_mpc_include $gmpinc"
  gmpinc="-I$with_mpc_include $gmpinc"
fi
fi
if test "x$with_mpc_lib" != x; then
if test "x$with_mpc_lib" != x; then
  gmplibs="-L$with_mpc_lib $gmplibs"
  gmplibs="-L$with_mpc_lib $gmplibs"
fi
fi
if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
  gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
  gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
  gmpinc='-I$$s/mpc/src '"$gmpinc"
  gmpinc='-I$$s/mpc/src '"$gmpinc"
  # Do not test the mpc version.  Assume that it is sufficient, since
  # Do not test the mpc version.  Assume that it is sufficient, since
  # it is in the source tree, and the library has not been built yet
  # it is in the source tree, and the library has not been built yet
  # but it would be included on the link line in the version check below
  # but it would be included on the link line in the version check below
  # hence making the test fail.
  # hence making the test fail.
  have_gmp=yes
  have_gmp=yes
fi
fi
# Specify a location for mpfr
# Specify a location for mpfr
# check for this first so it ends up on the link line before gmp.
# check for this first so it ends up on the link line before gmp.
AC_ARG_WITH(mpfr-dir,
AC_ARG_WITH(mpfr-dir,
[AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
[AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
[AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
[AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
AC_ARG_WITH(mpfr,
AC_ARG_WITH(mpfr,
[AS_HELP_STRING([--with-mpfr=PATH],
[AS_HELP_STRING([--with-mpfr=PATH],
                [specify prefix directory for installed MPFR package.
                [specify prefix directory for installed MPFR package.
                 Equivalent to --with-mpfr-include=PATH/include
                 Equivalent to --with-mpfr-include=PATH/include
                 plus --with-mpfr-lib=PATH/lib])])
                 plus --with-mpfr-lib=PATH/lib])])
AC_ARG_WITH(mpfr-include,
AC_ARG_WITH(mpfr-include,
[AS_HELP_STRING([--with-mpfr-include=PATH],
[AS_HELP_STRING([--with-mpfr-include=PATH],
                [specify directory for installed MPFR include files])])
                [specify directory for installed MPFR include files])])
AC_ARG_WITH(mpfr-lib,
AC_ARG_WITH(mpfr-lib,
[AS_HELP_STRING([--with-mpfr-lib=PATH],
[AS_HELP_STRING([--with-mpfr-lib=PATH],
                [specify directory for the installed MPFR library])])
                [specify directory for the installed MPFR library])])
if test "x$with_mpfr" != x; then
if test "x$with_mpfr" != x; then
  gmplibs="-L$with_mpfr/lib $gmplibs"
  gmplibs="-L$with_mpfr/lib $gmplibs"
  gmpinc="-I$with_mpfr/include $gmpinc"
  gmpinc="-I$with_mpfr/include $gmpinc"
fi
fi
if test "x$with_mpfr_include" != x; then
if test "x$with_mpfr_include" != x; then
  gmpinc="-I$with_mpfr_include $gmpinc"
  gmpinc="-I$with_mpfr_include $gmpinc"
fi
fi
if test "x$with_mpfr_lib" != x; then
if test "x$with_mpfr_lib" != x; then
  gmplibs="-L$with_mpfr_lib $gmplibs"
  gmplibs="-L$with_mpfr_lib $gmplibs"
fi
fi
if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
  gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
  gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
  gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
  gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
  extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
  extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
  # Do not test the mpfr version.  Assume that it is sufficient, since
  # Do not test the mpfr version.  Assume that it is sufficient, since
  # it is in the source tree, and the library has not been built yet
  # it is in the source tree, and the library has not been built yet
  # but it would be included on the link line in the version check below
  # but it would be included on the link line in the version check below
  # hence making the test fail.
  # hence making the test fail.
  have_gmp=yes
  have_gmp=yes
fi
fi
# Specify a location for gmp
# Specify a location for gmp
AC_ARG_WITH(gmp-dir,
AC_ARG_WITH(gmp-dir,
[AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
[AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
[AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
[AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
AC_ARG_WITH(gmp,
AC_ARG_WITH(gmp,
[AS_HELP_STRING([--with-gmp=PATH],
[AS_HELP_STRING([--with-gmp=PATH],
                [specify prefix directory for the installed GMP package.
                [specify prefix directory for the installed GMP package.
                 Equivalent to --with-gmp-include=PATH/include
                 Equivalent to --with-gmp-include=PATH/include
                 plus --with-gmp-lib=PATH/lib])])
                 plus --with-gmp-lib=PATH/lib])])
AC_ARG_WITH(gmp-include,
AC_ARG_WITH(gmp-include,
[AS_HELP_STRING([--with-gmp-include=PATH],
[AS_HELP_STRING([--with-gmp-include=PATH],
                [specify directory for installed GMP include files])])
                [specify directory for installed GMP include files])])
AC_ARG_WITH(gmp-lib,
AC_ARG_WITH(gmp-lib,
[AS_HELP_STRING([--with-gmp-lib=PATH],
[AS_HELP_STRING([--with-gmp-lib=PATH],
                [specify directory for the installed GMP library])])
                [specify directory for the installed GMP library])])
if test "x$with_gmp" != x; then
if test "x$with_gmp" != x; then
  gmplibs="-L$with_gmp/lib $gmplibs"
  gmplibs="-L$with_gmp/lib $gmplibs"
  gmpinc="-I$with_gmp/include $gmpinc"
  gmpinc="-I$with_gmp/include $gmpinc"
fi
fi
if test "x$with_gmp_include" != x; then
if test "x$with_gmp_include" != x; then
  gmpinc="-I$with_gmp_include $gmpinc"
  gmpinc="-I$with_gmp_include $gmpinc"
fi
fi
if test "x$with_gmp_lib" != x; then
if test "x$with_gmp_lib" != x; then
  gmplibs="-L$with_gmp_lib $gmplibs"
  gmplibs="-L$with_gmp_lib $gmplibs"
fi
fi
if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
  gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
  gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
  gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
  gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
  extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
  extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
  extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
  extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
  # Do not test the gmp version.  Assume that it is sufficient, since
  # Do not test the gmp version.  Assume that it is sufficient, since
  # it is in the source tree, and the library has not been built yet
  # it is in the source tree, and the library has not been built yet
  # but it would be included on the link line in the version check below
  # but it would be included on the link line in the version check below
  # hence making the test fail.
  # hence making the test fail.
  have_gmp=yes
  have_gmp=yes
fi
fi
if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
  have_gmp=yes
  have_gmp=yes
  saved_CFLAGS="$CFLAGS"
  saved_CFLAGS="$CFLAGS"
  CFLAGS="$CFLAGS $gmpinc"
  CFLAGS="$CFLAGS $gmpinc"
  # Check for the recommended and required versions of GMP.
  # Check for the recommended and required versions of GMP.
  AC_MSG_CHECKING([for the correct version of gmp.h])
  AC_MSG_CHECKING([for the correct version of gmp.h])
  AC_TRY_COMPILE([#include "gmp.h"],[
  AC_TRY_COMPILE([#include "gmp.h"],[
  #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
  #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
  #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
  #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
  #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
  #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
  choke me
  choke me
  #endif
  #endif
  ], [AC_TRY_COMPILE([#include ],[
  ], [AC_TRY_COMPILE([#include ],[
  #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
  #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
  #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
  #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
  #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
  #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
  choke me
  choke me
  #endif
  #endif
  ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
  ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
   [AC_MSG_RESULT([no]); have_gmp=no])
   [AC_MSG_RESULT([no]); have_gmp=no])
  # If we have GMP, check the MPFR version.
  # If we have GMP, check the MPFR version.
  if test x"$have_gmp" = xyes; then
  if test x"$have_gmp" = xyes; then
    # Check for the recommended and required versions of MPFR.
    # Check for the recommended and required versions of MPFR.
    AC_MSG_CHECKING([for the correct version of mpfr.h])
    AC_MSG_CHECKING([for the correct version of mpfr.h])
    AC_TRY_COMPILE([#include 
    AC_TRY_COMPILE([#include 
    #include ],[
    #include ],[
    #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
    #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
    choke me
    choke me
    #endif
    #endif
    ], [AC_TRY_COMPILE([#include 
    ], [AC_TRY_COMPILE([#include 
    #include ],[
    #include ],[
    #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
    #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
    choke me
    choke me
    #endif
    #endif
    ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
    ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
     [AC_MSG_RESULT([no]); have_gmp=no])
     [AC_MSG_RESULT([no]); have_gmp=no])
  fi
  fi
  # Check for the MPC header version.
  # Check for the MPC header version.
  if test x"$have_gmp" = xyes ; then
  if test x"$have_gmp" = xyes ; then
    # Check for the recommended and required versions of MPC.
    # Check for the recommended and required versions of MPC.
    AC_MSG_CHECKING([for the correct version of mpc.h])
    AC_MSG_CHECKING([for the correct version of mpc.h])
    AC_TRY_COMPILE([#include ],[
    AC_TRY_COMPILE([#include ],[
    #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
    #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
    choke me
    choke me
    #endif
    #endif
    ], [AC_TRY_COMPILE([#include ],[
    ], [AC_TRY_COMPILE([#include ],[
    #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
    #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
    choke me
    choke me
    #endif
    #endif
    ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
    ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
     [AC_MSG_RESULT([no]); have_gmp=no])
     [AC_MSG_RESULT([no]); have_gmp=no])
  fi
  fi
  # Now check the MPFR library.
  # Now check the MPFR library.
  if test x"$have_gmp" = xyes; then
  if test x"$have_gmp" = xyes; then
    saved_LIBS="$LIBS"
    saved_LIBS="$LIBS"
    LIBS="$LIBS $gmplibs"
    LIBS="$LIBS $gmplibs"
    AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
    AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
    AC_TRY_LINK([#include ],[
    AC_TRY_LINK([#include ],[
    mpfr_t n;
    mpfr_t n;
    mpfr_t x;
    mpfr_t x;
    mpc_t c;
    mpc_t c;
    int t;
    int t;
    mpfr_init (n);
    mpfr_init (n);
    mpfr_init (x);
    mpfr_init (x);
    mpfr_atan2 (n, n, x, GMP_RNDN);
    mpfr_atan2 (n, n, x, GMP_RNDN);
    mpfr_erfc (n, x, GMP_RNDN);
    mpfr_erfc (n, x, GMP_RNDN);
    mpfr_subnormalize (x, t, GMP_RNDN);
    mpfr_subnormalize (x, t, GMP_RNDN);
    mpfr_clear(n);
    mpfr_clear(n);
    mpfr_clear(x);
    mpfr_clear(x);
    mpc_init2 (c, 53);
    mpc_init2 (c, 53);
    mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
    mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
    mpc_cosh (c, c, MPC_RNDNN);
    mpc_cosh (c, c, MPC_RNDNN);
    mpc_pow (c, c, c, MPC_RNDNN);
    mpc_pow (c, c, c, MPC_RNDNN);
    mpc_acosh (c, c, MPC_RNDNN);
    mpc_acosh (c, c, MPC_RNDNN);
    mpc_clear (c);
    mpc_clear (c);
    ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
    ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
    LIBS="$saved_LIBS"
    LIBS="$saved_LIBS"
  fi
  fi
  CFLAGS="$saved_CFLAGS"
  CFLAGS="$saved_CFLAGS"
# The library versions listed in the error message below should match
# The library versions listed in the error message below should match
# the HARD-minimums enforced above.
# the HARD-minimums enforced above.
  if test x$have_gmp != xyes; then
  if test x$have_gmp != xyes; then
    AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
    AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
their locations.  Source code for these libraries can be found at
their locations.  Source code for these libraries can be found at
their respective hosting sites as well as at
their respective hosting sites as well as at
ftp://gcc.gnu.org/pub/gcc/infrastructure/.  See also
ftp://gcc.gnu.org/pub/gcc/infrastructure/.  See also
http://gcc.gnu.org/install/prerequisites.html for additional info.  If
http://gcc.gnu.org/install/prerequisites.html for additional info.  If
you obtained GMP, MPFR and/or MPC from a vendor distribution package,
you obtained GMP, MPFR and/or MPC from a vendor distribution package,
make sure that you have installed both the libraries and the header
make sure that you have installed both the libraries and the header
files.  They may be located in separate packages.])
files.  They may be located in separate packages.])
  fi
  fi
fi
fi
# Flags needed for both GMP, MPFR and/or MPC.
# Flags needed for both GMP, MPFR and/or MPC.
AC_SUBST(gmplibs)
AC_SUBST(gmplibs)
AC_SUBST(gmpinc)
AC_SUBST(gmpinc)
AC_SUBST(extra_mpfr_configure_flags)
AC_SUBST(extra_mpfr_configure_flags)
AC_SUBST(extra_mpc_gmp_configure_flags)
AC_SUBST(extra_mpc_gmp_configure_flags)
AC_SUBST(extra_mpc_mpfr_configure_flags)
AC_SUBST(extra_mpc_mpfr_configure_flags)
# Allow host libstdc++ to be specified for static linking with PPL.
# Allow host libstdc++ to be specified for static linking with PPL.
AC_ARG_WITH(host-libstdcxx,
AC_ARG_WITH(host-libstdcxx,
[AS_HELP_STRING([--with-host-libstdcxx=L],
[AS_HELP_STRING([--with-host-libstdcxx=L],
                [use linker arguments L to link with libstdc++
                [use linker arguments L to link with libstdc++
                 when linking with PPL])])
                 when linking with PPL])])
case $with_host_libstdcxx in
case $with_host_libstdcxx in
  no|yes)
  no|yes)
    AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
    AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
    ;;
    ;;
esac
esac
# Linker flags to use for stage1 or when not boostrapping.
# Linker flags to use for stage1 or when not boostrapping.
AC_ARG_WITH(stage1-ldflags,
AC_ARG_WITH(stage1-ldflags,
[AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
[AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
[if test "$withval" = "no" -o "$withval" = "yes"; then
[if test "$withval" = "no" -o "$withval" = "yes"; then
   stage1_ldflags=
   stage1_ldflags=
 else
 else
   stage1_ldflags=$withval
   stage1_ldflags=$withval
 fi],
 fi],
[stage1_ldflags=])
[stage1_ldflags=])
AC_SUBST(stage1_ldflags)
AC_SUBST(stage1_ldflags)
# Libraries to use for stage1 or when not bootstrapping.
# Libraries to use for stage1 or when not bootstrapping.
AC_ARG_WITH(stage1-libs,
AC_ARG_WITH(stage1-libs,
[AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
[AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
[if test "$withval" = "no" -o "$withval" = "yes"; then
[if test "$withval" = "no" -o "$withval" = "yes"; then
   stage1_libs=
   stage1_libs=
 else
 else
   stage1_libs=$withval
   stage1_libs=$withval
 fi],
 fi],
[stage1_libs=$with_host_libstdcxx])
[stage1_libs=$with_host_libstdcxx])
AC_SUBST(stage1_libs)
AC_SUBST(stage1_libs)
# Libraries to use for stage2 and later builds.  This defaults to the
# Libraries to use for stage2 and later builds.  This defaults to the
# argument passed to --with-host-libstdcxx.
# argument passed to --with-host-libstdcxx.
AC_ARG_WITH(boot-libs,
AC_ARG_WITH(boot-libs,
[AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
[AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
[if test "$withval" = "no" -o "$withval" = "yes"; then
[if test "$withval" = "no" -o "$withval" = "yes"; then
   poststage1_libs=
   poststage1_libs=
 else
 else
   poststage1_libs=$withval
   poststage1_libs=$withval
 fi],
 fi],
[poststage1_libs=$with_host_libstdcxx])
[poststage1_libs=$with_host_libstdcxx])
AC_SUBST(poststage1_libs)
AC_SUBST(poststage1_libs)
# Linker flags to use for stage2 and later builds.
# Linker flags to use for stage2 and later builds.
AC_ARG_WITH(boot-ldflags,
AC_ARG_WITH(boot-ldflags,
[AS_HELP_STRING([--with-boot-ldflags=FLAGS],
[AS_HELP_STRING([--with-boot-ldflags=FLAGS],
                [linker flags for stage2 and later])],
                [linker flags for stage2 and later])],
[if test "$withval" = "no" -o "$withval" = "yes"; then
[if test "$withval" = "no" -o "$withval" = "yes"; then
   poststage1_ldflags=
   poststage1_ldflags=
 else
 else
   poststage1_ldflags=$withval
   poststage1_ldflags=$withval
 fi],
 fi],
[poststage1_ldflags=
[poststage1_ldflags=
 # In stages 2 and 3, default to linking libstdc++ and libgcc
 # In stages 2 and 3, default to linking libstdc++ and libgcc
 # statically.  But if the user explicitly specified the libraries to
 # statically.  But if the user explicitly specified the libraries to
 # use, trust that they are doing what they want.
 # use, trust that they are doing what they want.
 if test "$poststage1_libs" = ""; then
 if test "$poststage1_libs" = ""; then
   poststage1_ldflags="-static-libstdc++ -static-libgcc"
   poststage1_ldflags="-static-libstdc++ -static-libgcc"
 fi])
 fi])
AC_SUBST(poststage1_ldflags)
AC_SUBST(poststage1_ldflags)
# Check for PPL
# Check for PPL
ppllibs=
ppllibs=
pplinc=
pplinc=
pwllib=
pwllib=
AC_ARG_WITH(ppl,
AC_ARG_WITH(ppl,
[AS_HELP_STRING([--with-ppl=PATH],
[AS_HELP_STRING([--with-ppl=PATH],
                [specify prefix directory for the installed PPL package.
                [specify prefix directory for the installed PPL package.
                 Equivalent to --with-ppl-include=PATH/include
                 Equivalent to --with-ppl-include=PATH/include
                 plus --with-ppl-lib=PATH/lib])])
                 plus --with-ppl-lib=PATH/lib])])
AC_ARG_WITH(ppl-include,
AC_ARG_WITH(ppl-include,
[AS_HELP_STRING([--with-ppl-include=PATH],
[AS_HELP_STRING([--with-ppl-include=PATH],
                [specify directory for installed PPL include files])])
                [specify directory for installed PPL include files])])
AC_ARG_WITH(ppl-lib,
AC_ARG_WITH(ppl-lib,
[AS_HELP_STRING([--with-ppl-lib=PATH],
[AS_HELP_STRING([--with-ppl-lib=PATH],
                [specify directory for the installed PPL library])])
                [specify directory for the installed PPL library])])
AC_ARG_ENABLE(ppl-version-check,
AC_ARG_ENABLE(ppl-version-check,
[AS_HELP_STRING([--disable-ppl-version-check],
[AS_HELP_STRING([--disable-ppl-version-check],
                [disable check for PPL version])])
                [disable check for PPL version])])
case $with_ppl in
case $with_ppl in
  yes | no | "")
  yes | no | "")
    ;;
    ;;
  *)
  *)
    ppllibs="-L$with_ppl/lib"
    ppllibs="-L$with_ppl/lib"
    pplinc="-I$with_ppl/include $pplinc"
    pplinc="-I$with_ppl/include $pplinc"
    if test -d "$with_ppl/lib" && test -d "$with_ppl/include"; then
    if test -d "$with_ppl/lib" && test -d "$with_ppl/include"; then
      with_ppl=yes
      with_ppl=yes
    else
    else
      AC_MSG_ERROR([cannot find directories "$with_ppl/lib" or "$with_ppl/include"])
      AC_MSG_ERROR([cannot find directories "$with_ppl/lib" or "$with_ppl/include"])
    fi
    fi
    ;;
    ;;
esac
esac
if test x"$with_ppl_include" != x; then
if test x"$with_ppl_include" != x; then
  pplinc="-I$with_ppl_include $pplinc"
  pplinc="-I$with_ppl_include $pplinc"
  with_ppl=yes
  with_ppl=yes
fi
fi
if test "x$with_ppl_lib" != x; then
if test "x$with_ppl_lib" != x; then
  ppllibs="-L$with_ppl_lib"
  ppllibs="-L$with_ppl_lib"
  with_ppl=yes
  with_ppl=yes
fi
fi
if test x"$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
if test x"$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
  if test x"$enable_watchdog" = xyes; then
  if test x"$enable_watchdog" = xyes; then
    pwllib="-lpwl"
    pwllib="-lpwl"
  fi
  fi
  ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"
  ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"
  pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
  pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
  enable_ppl_version_check=no
  enable_ppl_version_check=no
  with_ppl=yes
  with_ppl=yes
fi
fi
if test "x$with_ppl" != xno; then
if test "x$with_ppl" != xno; then
  if test "x$pwllib" = x; then
  if test "x$pwllib" = x; then
    saved_LIBS="$LIBS"
    saved_LIBS="$LIBS"
    LIBS="$LIBS $ppllibs -lstdc++ -lm"
    LIBS="$LIBS $ppllibs -lstdc++ -lm"
    AC_CHECK_LIB(pwl, PWL_handle_timeout, [pwllib="-lpwl"])
    AC_CHECK_LIB(pwl, PWL_handle_timeout, [pwllib="-lpwl"])
    LIBS="$saved_LIBS"
    LIBS="$saved_LIBS"
  fi
  fi
  ppllibs="$ppllibs -lppl_c -lppl $pwllib -lgmpxx"
  ppllibs="$ppllibs -lppl_c -lppl $pwllib -lgmpxx"
  if test "$enable_ppl_version_check" != no; then
  if test "$enable_ppl_version_check" != no; then
    saved_CFLAGS="$CFLAGS"
    saved_CFLAGS="$CFLAGS"
    CFLAGS="$CFLAGS $pplinc $gmpinc"
    CFLAGS="$CFLAGS $pplinc $gmpinc"
    AC_MSG_CHECKING([for version 0.11 (revision 0 or later) of PPL])
    AC_MSG_CHECKING([for version 0.11 (revision 0 or later) of PPL])
    AC_TRY_COMPILE([#include "ppl_c.h"],[
    AC_TRY_COMPILE([#include "ppl_c.h"],[
    #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
    #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
    choke me
    choke me
    #endif
    #endif
    ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
    ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
    CFLAGS="$saved_CFLAGS"
    CFLAGS="$saved_CFLAGS"
  fi
  fi
fi
fi
# Flags needed for PPL
# Flags needed for PPL
AC_SUBST(ppllibs)
AC_SUBST(ppllibs)
AC_SUBST(pplinc)
AC_SUBST(pplinc)
# Check for CLOOG
# Check for CLOOG
dnl Provide configure switches and initialize clooginc & clooglibs
dnl Provide configure switches and initialize clooginc & clooglibs
dnl with user input.
dnl with user input.
CLOOG_INIT_FLAGS
CLOOG_INIT_FLAGS
if test "x$with_ppl" = "xno"; then
if test "x$with_ppl" = "xno"; then
  dnl Only execute fail-action, if CLooG has been requested.
  dnl Only execute fail-action, if CLooG has been requested.
  CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
  CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
  if test "${graphite_requested}" = yes; then
  if test "${graphite_requested}" = yes; then
    AC_MSG_ERROR([Unable to find a usable PPL.  See config.log for details.])
    AC_MSG_ERROR([Unable to find a usable PPL.  See config.log for details.])
  fi
  fi
  with_cloog=no
  with_cloog=no
fi
fi
if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
  && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
  && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
  clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
  clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
  clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
  clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
fi
fi
if test "x$with_cloog" != "xno"; then
if test "x$with_cloog" != "xno"; then
  dnl The minimal version of CLooG required for Graphite.
  dnl The minimal version of CLooG required for Graphite.
  dnl
  dnl
  dnl If we use CLooG-Legacy, the provided version information is
  dnl If we use CLooG-Legacy, the provided version information is
  dnl ignored.
  dnl ignored.
  CLOOG_CHECK_VERSION(0,16,1)
  CLOOG_CHECK_VERSION(0,16,1)
  dnl Only execute fail-action, if CLooG has been requested.
  dnl Only execute fail-action, if CLooG has been requested.
  CLOOG_IF_FAILED([
  CLOOG_IF_FAILED([
    AC_MSG_ERROR([Unable to find a usable CLooG.  See config.log for details.])])
    AC_MSG_ERROR([Unable to find a usable CLooG.  See config.log for details.])])
fi
fi
# Check for LTO support.
# Check for LTO support.
AC_ARG_ENABLE(lto,
AC_ARG_ENABLE(lto,
[AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
[AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
enable_lto=$enableval,
enable_lto=$enableval,
enable_lto=yes; default_enable_lto=yes)
enable_lto=yes; default_enable_lto=yes)
ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
  build_lto_plugin=yes
  build_lto_plugin=yes
],[if test x"$default_enable_lto" = x"yes" ; then
],[if test x"$default_enable_lto" = x"yes" ; then
    case $target in
    case $target in
      *-apple-darwin9* | *-cygwin* | *-mingw*) ;;
      *-apple-darwin9* | *-cygwin* | *-mingw*) ;;
      # On other non-ELF platforms, LTO has yet to be validated.
      # On other non-ELF platforms, LTO has yet to be validated.
      *) enable_lto=no ;;
      *) enable_lto=no ;;
    esac
    esac
  else
  else
  # Apart from ELF platforms, only Windows and Darwin support LTO so far.
  # Apart from ELF platforms, only Windows and Darwin support LTO so far.
  # It would also be nice to check the binutils support, but we don't
  # It would also be nice to check the binutils support, but we don't
  # have gcc_GAS_CHECK_FEATURE available here.  For now, we'll just
  # have gcc_GAS_CHECK_FEATURE available here.  For now, we'll just
  # warn during gcc/ subconfigure; unless you're bootstrapping with
  # warn during gcc/ subconfigure; unless you're bootstrapping with
  # -flto it won't be needed until after installation anyway.
  # -flto it won't be needed until after installation anyway.
    case $target in
    case $target in
      *-cygwin* | *-mingw* | *-apple-darwin*) ;;
      *-cygwin* | *-mingw* | *-apple-darwin*) ;;
      *) if test x"$enable_lto" = x"yes"; then
      *) if test x"$enable_lto" = x"yes"; then
        AC_MSG_ERROR([LTO support is not enabled for this target.])
        AC_MSG_ERROR([LTO support is not enabled for this target.])
        fi
        fi
      ;;
      ;;
    esac
    esac
  fi
  fi
  # Among non-ELF, only Windows platforms support the lto-plugin so far.
  # Among non-ELF, only Windows platforms support the lto-plugin so far.
  # Build it unless LTO was explicitly disabled.
  # Build it unless LTO was explicitly disabled.
  case $target in
  case $target in
    *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
    *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
    *) ;;
    *) ;;
  esac
  esac
])
])
# By default, C is the only stage 1 language.
# By default, C is the only stage 1 language.
stage1_languages=,c,
stage1_languages=,c,
# Target libraries that we bootstrap.
# Target libraries that we bootstrap.
bootstrap_target_libs=,target-libgcc,
bootstrap_target_libs=,target-libgcc,
# Figure out what language subdirectories are present.
# Figure out what language subdirectories are present.
# Look if the user specified --enable-languages="..."; if not, use
# Look if the user specified --enable-languages="..."; if not, use
# the environment variable $LANGUAGES if defined. $LANGUAGES might
# the environment variable $LANGUAGES if defined. $LANGUAGES might
# go away some day.
# go away some day.
# NB:  embedded tabs in this IF block -- do not untabify
# NB:  embedded tabs in this IF block -- do not untabify
if test -d ${srcdir}/gcc; then
if test -d ${srcdir}/gcc; then
  if test x"${enable_languages+set}" != xset; then
  if test x"${enable_languages+set}" != xset; then
    if test x"${LANGUAGES+set}" = xset; then
    if test x"${LANGUAGES+set}" = xset; then
      enable_languages="${LANGUAGES}"
      enable_languages="${LANGUAGES}"
        echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
        echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
    else
    else
      enable_languages=all
      enable_languages=all
    fi
    fi
  else
  else
    if test x"${enable_languages}" = x ||
    if test x"${enable_languages}" = x ||
       test x"${enable_languages}" = xyes;
       test x"${enable_languages}" = xyes;
       then
       then
      echo configure.in: --enable-languages needs at least one language argument 1>&2
      echo configure.in: --enable-languages needs at least one language argument 1>&2
      exit 1
      exit 1
    fi
    fi
  fi
  fi
  enable_languages=`echo "${enable_languages}" | sed -e 's/[[   ,]][[   ,]]*/,/g' -e 's/,$//'`
  enable_languages=`echo "${enable_languages}" | sed -e 's/[[   ,]][[   ,]]*/,/g' -e 's/,$//'`
  # 'f95' is the old name for the 'fortran' language. We issue a warning
  # 'f95' is the old name for the 'fortran' language. We issue a warning
  # and make the substitution.
  # and make the substitution.
  case ,${enable_languages}, in
  case ,${enable_languages}, in
    *,f95,*)
    *,f95,*)
      echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
      echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
      enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
      enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
      ;;
      ;;
  esac
  esac
  # If bootstrapping, then using --enable-build-with-cxx or
  # If bootstrapping, then using --enable-build-with-cxx or
  # --enable-build-poststage1-with-cxx requires enabling C++.
  # --enable-build-poststage1-with-cxx requires enabling C++.
  case ",$enable_languages,:,$ENABLE_BUILD_WITH_CXX,$ENABLE_BUILD_POSTSTAGE1_WITH_CXX,:$enable_bootstrap" in
  case ",$enable_languages,:,$ENABLE_BUILD_WITH_CXX,$ENABLE_BUILD_POSTSTAGE1_WITH_CXX,:$enable_bootstrap" in
    *,c++,*:*:*) ;;
    *,c++,*:*:*) ;;
    *:*,yes,*:yes)
    *:*,yes,*:yes)
      if test -f ${srcdir}/gcc/cp/config-lang.in; then
      if test -f ${srcdir}/gcc/cp/config-lang.in; then
        enable_languages="${enable_languages},c++"
        enable_languages="${enable_languages},c++"
      else
      else
        AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx or --enable-build-poststage1-with-cxx requires c++ sources])
        AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx or --enable-build-poststage1-with-cxx requires c++ sources])
      fi
      fi
      ;;
      ;;
  esac
  esac
  # First scan to see if an enabled language requires some other language.
  # First scan to see if an enabled language requires some other language.
  # We assume that a given config-lang.in will list all the language
  # We assume that a given config-lang.in will list all the language
  # front ends it requires, even if some are required indirectly.
  # front ends it requires, even if some are required indirectly.
  for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
  for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
    case ${lang_frag} in
    case ${lang_frag} in
      ..) ;;
      ..) ;;
      # The odd quoting in the next line works around
      # The odd quoting in the next line works around
      # an apparent bug in bash 1.12 on linux.
      # an apparent bug in bash 1.12 on linux.
      ${srcdir}/gcc/[[*]]/config-lang.in) ;;
      ${srcdir}/gcc/[[*]]/config-lang.in) ;;
      *)
      *)
        # From the config-lang.in, get $language, $lang_requires, and
        # From the config-lang.in, get $language, $lang_requires, and
        # $lang_requires_boot_languages.
        # $lang_requires_boot_languages.
        language=
        language=
        lang_requires=
        lang_requires=
        lang_requires_boot_languages=
        lang_requires_boot_languages=
        . ${lang_frag}
        . ${lang_frag}
        for other in ${lang_requires} ${lang_requires_boot_languages}; do
        for other in ${lang_requires} ${lang_requires_boot_languages}; do
          case ,${enable_languages}, in
          case ,${enable_languages}, in
            *,$other,*) ;;
            *,$other,*) ;;
            *,all,*) ;;
            *,all,*) ;;
            *,$language,*)
            *,$language,*)
              echo " \`$other' language required by \`$language'; enabling" 1>&2
              echo " \`$other' language required by \`$language'; enabling" 1>&2
              enable_languages="${enable_languages},${other}"
              enable_languages="${enable_languages},${other}"
              ;;
              ;;
          esac
          esac
        done
        done
        for other in ${lang_requires_boot_languages} ; do
        for other in ${lang_requires_boot_languages} ; do
          if test "$other" != "c"; then
          if test "$other" != "c"; then
            case ,${enable_stage1_languages}, in
            case ,${enable_stage1_languages}, in
              *,$other,*) ;;
              *,$other,*) ;;
              *,all,*) ;;
              *,all,*) ;;
              *)
              *)
                case ,${enable_languages}, in
                case ,${enable_languages}, in
                  *,$language,*)
                  *,$language,*)
                    echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
                    echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
                    enable_stage1_languages="$enable_stage1_languages,${other}"
                    enable_stage1_languages="$enable_stage1_languages,${other}"
                    ;;
                    ;;
                esac
                esac
                ;;
                ;;
            esac
            esac
          fi
          fi
        done
        done
        ;;
        ;;
    esac
    esac
  done
  done
  new_enable_languages=,c,
  new_enable_languages=,c,
  # If LTO is enabled, add the LTO front end.
  # If LTO is enabled, add the LTO front end.
  extra_host_libiberty_configure_flags=
  extra_host_libiberty_configure_flags=
  if test "$enable_lto" = "yes" ; then
  if test "$enable_lto" = "yes" ; then
    case ,${enable_languages}, in
    case ,${enable_languages}, in
      *,lto,*) ;;
      *,lto,*) ;;
      *) enable_languages="${enable_languages},lto" ;;
      *) enable_languages="${enable_languages},lto" ;;
    esac
    esac
    if test "${build_lto_plugin}" = "yes" ; then
    if test "${build_lto_plugin}" = "yes" ; then
      configdirs="$configdirs lto-plugin"
      configdirs="$configdirs lto-plugin"
      extra_host_libiberty_configure_flags=--enable-shared
      extra_host_libiberty_configure_flags=--enable-shared
    fi
    fi
  fi
  fi
  AC_SUBST(extra_host_libiberty_configure_flags)
  AC_SUBST(extra_host_libiberty_configure_flags)
  missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
  missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
  potential_languages=,c,
  potential_languages=,c,
  enabled_target_libs=
  enabled_target_libs=
  disabled_target_libs=
  disabled_target_libs=
  for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
  for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
    case ${lang_frag} in
    case ${lang_frag} in
      ..) ;;
      ..) ;;
      # The odd quoting in the next line works around
      # The odd quoting in the next line works around
      # an apparent bug in bash 1.12 on linux.
      # an apparent bug in bash 1.12 on linux.
      ${srcdir}/gcc/[[*]]/config-lang.in) ;;
      ${srcdir}/gcc/[[*]]/config-lang.in) ;;
      *)
      *)
        # From the config-lang.in, get $language, $target_libs,
        # From the config-lang.in, get $language, $target_libs,
        # $lang_dirs, $boot_language, and $build_by_default
        # $lang_dirs, $boot_language, and $build_by_default
        language=
        language=
        target_libs=
        target_libs=
        lang_dirs=
        lang_dirs=
        subdir_requires=
        subdir_requires=
        boot_language=no
        boot_language=no
        build_by_default=yes
        build_by_default=yes
        . ${lang_frag}
        . ${lang_frag}
        if test x${language} = x; then
        if test x${language} = x; then
          echo "${lang_frag} doesn't set \$language." 1>&2
          echo "${lang_frag} doesn't set \$language." 1>&2
          exit 1
          exit 1
        fi
        fi
        if test "$language" = "c++"; then
        if test "$language" = "c++"; then
          if test "$ENABLE_BUILD_WITH_CXX" = "yes" \
          if test "$ENABLE_BUILD_WITH_CXX" = "yes" \
             || test "$ENABLE_BUILD_POSTSTAGE1_WITH_CXX" = "yes"; then
             || test "$ENABLE_BUILD_POSTSTAGE1_WITH_CXX" = "yes"; then
            boot_language=yes
            boot_language=yes
          fi
          fi
        fi
        fi
        case ,${enable_languages}, in
        case ,${enable_languages}, in
          *,${language},*)
          *,${language},*)
            # Language was explicitly selected; include it.
            # Language was explicitly selected; include it.
            add_this_lang=yes
            add_this_lang=yes
            ;;
            ;;
          *,all,*)
          *,all,*)
            # 'all' was selected, select it if it is a default language
            # 'all' was selected, select it if it is a default language
            add_this_lang=${build_by_default}
            add_this_lang=${build_by_default}
            ;;
            ;;
          *)
          *)
            add_this_lang=no
            add_this_lang=no
            ;;
            ;;
        esac
        esac
        # Disable languages that need other directories if these aren't available.
        # Disable languages that need other directories if these aren't available.
        for i in $subdir_requires; do
        for i in $subdir_requires; do
          test -f "$srcdir/gcc/$i/config-lang.in" && continue
          test -f "$srcdir/gcc/$i/config-lang.in" && continue
          case ,${enable_languages}, in
          case ,${enable_languages}, in
            *,${language},*)
            *,${language},*)
              # Specifically requested language; tell them.
              # Specifically requested language; tell them.
              AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
              AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
              ;;
              ;;
            *)
            *)
              # Silently disable.
              # Silently disable.
              add_this_lang=unsupported
              add_this_lang=unsupported
              ;;
              ;;
          esac
          esac
        done
        done
        # Disable Ada if no preexisting GNAT is available.
        # Disable Ada if no preexisting GNAT is available.
        case ,${enable_languages},:${language}:${have_gnat} in
        case ,${enable_languages},:${language}:${have_gnat} in
          *,${language},*:ada:no)
          *,${language},*:ada:no)
            # Specifically requested language; tell them.
            # Specifically requested language; tell them.
            AC_MSG_ERROR([GNAT is required to build $language])
            AC_MSG_ERROR([GNAT is required to build $language])
            ;;
            ;;
          *:ada:no)
          *:ada:no)
            # Silently disable.
            # Silently disable.
            add_this_lang=unsupported
            add_this_lang=unsupported
            ;;
            ;;
        esac
        esac
        # Disable a language that is unsupported by the target.
        # Disable a language that is unsupported by the target.
        case " $unsupported_languages " in
        case " $unsupported_languages " in
          *" $language "*)
          *" $language "*)
            add_this_lang=unsupported
            add_this_lang=unsupported
            ;;
            ;;
        esac
        esac
        case $add_this_lang in
        case $add_this_lang in
          unsupported)
          unsupported)
            # Remove language-dependent dirs.
            # Remove language-dependent dirs.
            disabled_target_libs="$disabled_target_libs $target_libs"
            disabled_target_libs="$disabled_target_libs $target_libs"
            noconfigdirs="$noconfigdirs $lang_dirs"
            noconfigdirs="$noconfigdirs $lang_dirs"
            ;;
            ;;
          no)
          no)
            # Remove language-dependent dirs; still show language as supported.
            # Remove language-dependent dirs; still show language as supported.
            disabled_target_libs="$disabled_target_libs $target_libs"
            disabled_target_libs="$disabled_target_libs $target_libs"
            noconfigdirs="$noconfigdirs $lang_dirs"
            noconfigdirs="$noconfigdirs $lang_dirs"
            potential_languages="${potential_languages}${language},"
            potential_languages="${potential_languages}${language},"
            ;;
            ;;
          yes)
          yes)
            new_enable_languages="${new_enable_languages}${language},"
            new_enable_languages="${new_enable_languages}${language},"
            potential_languages="${potential_languages}${language},"
            potential_languages="${potential_languages}${language},"
            missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
            missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
            enabled_target_libs="$enabled_target_libs $target_libs"
            enabled_target_libs="$enabled_target_libs $target_libs"
            case "${boot_language}:,$enable_stage1_languages," in
            case "${boot_language}:,$enable_stage1_languages," in
              yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
              yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
                # Add to (comma-separated) list of stage 1 languages.
                # Add to (comma-separated) list of stage 1 languages.
                case ",$stage1_languages," in
                case ",$stage1_languages," in
                  *,$language,* | ,yes, | ,all,) ;;
                  *,$language,* | ,yes, | ,all,) ;;
                  *) stage1_languages="${stage1_languages}${language}," ;;
                  *) stage1_languages="${stage1_languages}${language}," ;;
                esac
                esac
                # We need to bootstrap any supporting libraries.
                # We need to bootstrap any supporting libraries.
                bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
                bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
                ;;
                ;;
            esac
            esac
            ;;
            ;;
        esac
        esac
        ;;
        ;;
    esac
    esac
  done
  done
  # Add target libraries which are only needed for disabled languages
  # Add target libraries which are only needed for disabled languages
  # to noconfigdirs.
  # to noconfigdirs.
  if test -n "$disabled_target_libs"; then
  if test -n "$disabled_target_libs"; then
    for dir in $disabled_target_libs; do
    for dir in $disabled_target_libs; do
      case " $enabled_target_libs " in
      case " $enabled_target_libs " in
      *" ${dir} "*) ;;
      *" ${dir} "*) ;;
      *) noconfigdirs="$noconfigdirs $dir" ;;
      *) noconfigdirs="$noconfigdirs $dir" ;;
      esac
      esac
    done
    done
  fi
  fi
  AC_ARG_ENABLE(stage1-languages,
  AC_ARG_ENABLE(stage1-languages,
  [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
  [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
                  [choose additional languages to build during
                  [choose additional languages to build during
                  stage1.  Mostly useful for compiler development])],
                  stage1.  Mostly useful for compiler development])],
  [case ,${enable_stage1_languages}, in
  [case ,${enable_stage1_languages}, in
    ,no,|,,)
    ,no,|,,)
      # Set it to something that will have no effect in the loop below
      # Set it to something that will have no effect in the loop below
      enable_stage1_languages=c ;;
      enable_stage1_languages=c ;;
    ,yes,)
    ,yes,)
      enable_stage1_languages=`echo $new_enable_languages | \
      enable_stage1_languages=`echo $new_enable_languages | \
        sed -e "s/^,//" -e "s/,$//" ` ;;
        sed -e "s/^,//" -e "s/,$//" ` ;;
    *,all,*)
    *,all,*)
      enable_stage1_languages=`echo ,$enable_stage1_languages, | \
      enable_stage1_languages=`echo ,$enable_stage1_languages, | \
        sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
        sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
  esac
  esac
  # Add "good" languages from enable_stage1_languages to stage1_languages,
  # Add "good" languages from enable_stage1_languages to stage1_languages,
  # while "bad" languages go in missing_languages.  Leave no duplicates.
  # while "bad" languages go in missing_languages.  Leave no duplicates.
  for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
  for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
    case $potential_languages in
    case $potential_languages in
      *,$i,*)
      *,$i,*)
        case $stage1_languages in
        case $stage1_languages in
          *,$i,*) ;;
          *,$i,*) ;;
          *) stage1_languages="$stage1_languages$i," ;;
          *) stage1_languages="$stage1_languages$i," ;;
        esac ;;
        esac ;;
      *)
      *)
        case $missing_languages in
        case $missing_languages in
          *,$i,*) ;;
          *,$i,*) ;;
          *) missing_languages="$missing_languages$i," ;;
          *) missing_languages="$missing_languages$i," ;;
        esac ;;
        esac ;;
     esac
     esac
  done])
  done])
  # Remove leading/trailing commas that were added for simplicity
  # Remove leading/trailing commas that were added for simplicity
  potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
  potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
  missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
  missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
  stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
  stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
  new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
  new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
  if test "x$missing_languages" != x; then
  if test "x$missing_languages" != x; then
    AC_MSG_ERROR([
    AC_MSG_ERROR([
The following requested languages could not be built: ${missing_languages}
The following requested languages could not be built: ${missing_languages}
Supported languages are: ${potential_languages}])
Supported languages are: ${potential_languages}])
  fi
  fi
  if test "x$new_enable_languages" != "x$enable_languages"; then
  if test "x$new_enable_languages" != "x$enable_languages"; then
    echo The following languages will be built: ${new_enable_languages}
    echo The following languages will be built: ${new_enable_languages}
    enable_languages="$new_enable_languages"
    enable_languages="$new_enable_languages"
  fi
  fi
  AC_SUBST(stage1_languages)
  AC_SUBST(stage1_languages)
  ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
  ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
fi
fi
# Handle --disable- generically.
# Handle --disable- generically.
for dir in $configdirs $build_configdirs $target_configdirs ; do
for dir in $configdirs $build_configdirs $target_configdirs ; do
  dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
  dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
  varname=`echo $dirname | sed -e s/+/_/g`
  varname=`echo $dirname | sed -e s/+/_/g`
  if eval test x\${enable_${varname}} "=" xno ; then
  if eval test x\${enable_${varname}} "=" xno ; then
    noconfigdirs="$noconfigdirs $dir"
    noconfigdirs="$noconfigdirs $dir"
  fi
  fi
done
done
# Check for Boehm's garbage collector
# Check for Boehm's garbage collector
AC_ARG_ENABLE(objc-gc,
AC_ARG_ENABLE(objc-gc,
[AS_HELP_STRING([--enable-objc-gc],
[AS_HELP_STRING([--enable-objc-gc],
                [enable use of Boehm's garbage collector with the
                [enable use of Boehm's garbage collector with the
                 GNU Objective-C runtime])],
                 GNU Objective-C runtime])],
[case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
[case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
  *,objc,*:*:yes:*target-boehm-gc*)
  *,objc,*:*:yes:*target-boehm-gc*)
    AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
    AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
    ;;
    ;;
esac])
esac])
# Make sure we only build Boehm's garbage collector if required.
# Make sure we only build Boehm's garbage collector if required.
case ,${enable_languages},:${enable_objc_gc} in
case ,${enable_languages},:${enable_objc_gc} in
  *,objc,*:yes)
  *,objc,*:yes)
    # Keep target-boehm-gc if requested for Objective-C.
    # Keep target-boehm-gc if requested for Objective-C.
    ;;
    ;;
  *)
  *)
    # Otherwise remove target-boehm-gc depending on target-libjava.
    # Otherwise remove target-boehm-gc depending on target-libjava.
    if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
    if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
      noconfigdirs="$noconfigdirs target-boehm-gc"
      noconfigdirs="$noconfigdirs target-boehm-gc"
    fi
    fi
    ;;
    ;;
esac
esac
# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
# $build_configdirs and $target_configdirs.
# $build_configdirs and $target_configdirs.
# If we have the source for $noconfigdirs entries, add them to $notsupp.
# If we have the source for $noconfigdirs entries, add them to $notsupp.
notsupp=""
notsupp=""
for dir in . $skipdirs $noconfigdirs ; do
for dir in . $skipdirs $noconfigdirs ; do
  dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
  dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
  if test $dir != .  && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
  if test $dir != .  && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
    configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
    configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
    if test -r $srcdir/$dirname/configure ; then
    if test -r $srcdir/$dirname/configure ; then
      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
        true
        true
      else
      else
        notsupp="$notsupp $dir"
        notsupp="$notsupp $dir"
      fi
      fi
    fi
    fi
  fi
  fi
  if test $dir != .  && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
  if test $dir != .  && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
    build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
    build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
    if test -r $srcdir/$dirname/configure ; then
    if test -r $srcdir/$dirname/configure ; then
      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
        true
        true
      else
      else
        notsupp="$notsupp $dir"
        notsupp="$notsupp $dir"
      fi
      fi
    fi
    fi
  fi
  fi
  if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
  if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
    target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
    target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
    if test -r $srcdir/$dirname/configure ; then
    if test -r $srcdir/$dirname/configure ; then
      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
        true
        true
      else
      else
        notsupp="$notsupp $dir"
        notsupp="$notsupp $dir"
      fi
      fi
    fi
    fi
  fi
  fi
done
done
# Quietly strip out all directories which aren't configurable in this tree.
# Quietly strip out all directories which aren't configurable in this tree.
# This relies on all configurable subdirectories being autoconfiscated, which
# This relies on all configurable subdirectories being autoconfiscated, which
# is now the case.
# is now the case.
build_configdirs_all="$build_configdirs"
build_configdirs_all="$build_configdirs"
build_configdirs=
build_configdirs=
for i in ${build_configdirs_all} ; do
for i in ${build_configdirs_all} ; do
  j=`echo $i | sed -e s/build-//g`
  j=`echo $i | sed -e s/build-//g`
  if test -f ${srcdir}/$j/configure ; then
  if test -f ${srcdir}/$j/configure ; then
    build_configdirs="${build_configdirs} $i"
    build_configdirs="${build_configdirs} $i"
  fi
  fi
done
done
configdirs_all="$configdirs"
configdirs_all="$configdirs"
configdirs=
configdirs=
for i in ${configdirs_all} ; do
for i in ${configdirs_all} ; do
  if test -f ${srcdir}/$i/configure ; then
  if test -f ${srcdir}/$i/configure ; then
    configdirs="${configdirs} $i"
    configdirs="${configdirs} $i"
  fi
  fi
done
done
target_configdirs_all="$target_configdirs"
target_configdirs_all="$target_configdirs"
target_configdirs=
target_configdirs=
for i in ${target_configdirs_all} ; do
for i in ${target_configdirs_all} ; do
  j=`echo $i | sed -e s/target-//g`
  j=`echo $i | sed -e s/target-//g`
  if test -f ${srcdir}/$j/configure ; then
  if test -f ${srcdir}/$j/configure ; then
    target_configdirs="${target_configdirs} $i"
    target_configdirs="${target_configdirs} $i"
  fi
  fi
done
done
# Produce a warning message for the subdirs we can't configure.
# Produce a warning message for the subdirs we can't configure.
# This isn't especially interesting in the Cygnus tree, but in the individual
# This isn't especially interesting in the Cygnus tree, but in the individual
# FSF releases, it's important to let people know when their machine isn't
# FSF releases, it's important to let people know when their machine isn't
# supported by the one or two programs in a package.
# supported by the one or two programs in a package.
if test -n "${notsupp}" && test -z "${norecursion}" ; then
if test -n "${notsupp}" && test -z "${norecursion}" ; then
  # If $appdirs is non-empty, at least one of those directories must still
  # If $appdirs is non-empty, at least one of those directories must still
  # be configured, or we error out.  (E.g., if the gas release supports a
  # be configured, or we error out.  (E.g., if the gas release supports a
  # specified target in some subdirs but not the gas subdir, we shouldn't
  # specified target in some subdirs but not the gas subdir, we shouldn't
  # pretend that all is well.)
  # pretend that all is well.)
  if test -n "$appdirs" ; then
  if test -n "$appdirs" ; then
    for dir in $appdirs ; do
    for dir in $appdirs ; do
      if test -r $dir/Makefile.in ; then
      if test -r $dir/Makefile.in ; then
        if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
        if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
          appdirs=""
          appdirs=""
          break
          break
        fi
        fi
        if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
        if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
          appdirs=""
          appdirs=""
          break
          break
        fi
        fi
      fi
      fi
    done
    done
    if test -n "$appdirs" ; then
    if test -n "$appdirs" ; then
      echo "*** This configuration is not supported by this package." 1>&2
      echo "*** This configuration is not supported by this package." 1>&2
      exit 1
      exit 1
    fi
    fi
  fi
  fi
  # Okay, some application will build, or we don't care to check.  Still
  # Okay, some application will build, or we don't care to check.  Still
  # notify of subdirs not getting built.
  # notify of subdirs not getting built.
  echo "*** This configuration is not supported in the following subdirectories:" 1>&2
  echo "*** This configuration is not supported in the following subdirectories:" 1>&2
  echo "    ${notsupp}" 1>&2
  echo "    ${notsupp}" 1>&2
  echo "    (Any other directories should still work fine.)" 1>&2
  echo "    (Any other directories should still work fine.)" 1>&2
fi
fi
case "$host" in
case "$host" in
  *msdosdjgpp*)
  *msdosdjgpp*)
    enable_gdbtk=no ;;
    enable_gdbtk=no ;;
esac
esac
# To find our prefix, in gcc_cv_tool_prefix.
# To find our prefix, in gcc_cv_tool_prefix.
ACX_TOOL_DIRS
ACX_TOOL_DIRS
copy_dirs=
copy_dirs=
AC_ARG_WITH([build-sysroot],
AC_ARG_WITH([build-sysroot],
  [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
  [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
                  [use sysroot as the system root during the build])],
                  [use sysroot as the system root during the build])],
  [if test x"$withval" != x ; then
  [if test x"$withval" != x ; then
     SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
     SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
   fi],
   fi],
  [SYSROOT_CFLAGS_FOR_TARGET=])
  [SYSROOT_CFLAGS_FOR_TARGET=])
AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
AC_ARG_WITH([debug-prefix-map],
AC_ARG_WITH([debug-prefix-map],
  [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
  [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
                  [map A to B, C to D ... in debug information])],
                  [map A to B, C to D ... in debug information])],
  [if test x"$withval" != x; then
  [if test x"$withval" != x; then
     DEBUG_PREFIX_CFLAGS_FOR_TARGET=
     DEBUG_PREFIX_CFLAGS_FOR_TARGET=
     for debug_map in $withval; do
     for debug_map in $withval; do
       DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
       DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
     done
     done
   fi],
   fi],
  [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
  [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
# During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
# During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
# might be empty or "-g".  We don't require a C++ compiler, so CXXFLAGS
# might be empty or "-g".  We don't require a C++ compiler, so CXXFLAGS
# might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
# might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
# We want to ensure that TARGET libraries (which we know are built with
# We want to ensure that TARGET libraries (which we know are built with
# gcc) are built with "-O2 -g", so include those options when setting
# gcc) are built with "-O2 -g", so include those options when setting
# CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
# CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
if test "x$CFLAGS_FOR_TARGET" = x; then
if test "x$CFLAGS_FOR_TARGET" = x; then
  CFLAGS_FOR_TARGET=$CFLAGS
  CFLAGS_FOR_TARGET=$CFLAGS
  case " $CFLAGS " in
  case " $CFLAGS " in
    *" -O2 "*) ;;
    *" -O2 "*) ;;
    *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
    *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
  esac
  esac
  case " $CFLAGS " in
  case " $CFLAGS " in
    *" -g "* | *" -g3 "*) ;;
    *" -g "* | *" -g3 "*) ;;
    *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
    *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
  esac
  esac
fi
fi
AC_SUBST(CFLAGS_FOR_TARGET)
AC_SUBST(CFLAGS_FOR_TARGET)
if test "x$CXXFLAGS_FOR_TARGET" = x; then
if test "x$CXXFLAGS_FOR_TARGET" = x; then
  CXXFLAGS_FOR_TARGET=$CXXFLAGS
  CXXFLAGS_FOR_TARGET=$CXXFLAGS
  case " $CXXFLAGS " in
  case " $CXXFLAGS " in
    *" -O2 "*) ;;
    *" -O2 "*) ;;
    *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
    *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
  esac
  esac
  case " $CXXFLAGS " in
  case " $CXXFLAGS " in
    *" -g "* | *" -g3 "*) ;;
    *" -g "* | *" -g3 "*) ;;
    *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
    *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
  esac
  esac
fi
fi
AC_SUBST(CXXFLAGS_FOR_TARGET)
AC_SUBST(CXXFLAGS_FOR_TARGET)
AC_SUBST(LDFLAGS_FOR_TARGET)
AC_SUBST(LDFLAGS_FOR_TARGET)
# Handle --with-headers=XXX.  If the value is not "yes", the contents of
# Handle --with-headers=XXX.  If the value is not "yes", the contents of
# the named directory are copied to $(tooldir)/sys-include.
# the named directory are copied to $(tooldir)/sys-include.
if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
  if test x${is_cross_compiler} = xno ; then
  if test x${is_cross_compiler} = xno ; then
    echo 1>&2 '***' --with-headers is only supported when cross compiling
    echo 1>&2 '***' --with-headers is only supported when cross compiling
    exit 1
    exit 1
  fi
  fi
  if test x"${with_headers}" != xyes ; then
  if test x"${with_headers}" != xyes ; then
    x=${gcc_cv_tool_prefix}
    x=${gcc_cv_tool_prefix}
    copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
    copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
  fi
  fi
fi
fi
# Handle --with-libs=XXX.  If the value is not "yes", the contents of
# Handle --with-libs=XXX.  If the value is not "yes", the contents of
# the name directories are copied to $(tooldir)/lib.  Multiple directories
# the name directories are copied to $(tooldir)/lib.  Multiple directories
# are permitted.
# are permitted.
if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
  if test x${is_cross_compiler} = xno ; then
  if test x${is_cross_compiler} = xno ; then
    echo 1>&2 '***' --with-libs is only supported when cross compiling
    echo 1>&2 '***' --with-libs is only supported when cross compiling
    exit 1
    exit 1
  fi
  fi
  if test x"${with_libs}" != xyes ; then
  if test x"${with_libs}" != xyes ; then
    # Copy the libraries in reverse order, so that files in the first named
    # Copy the libraries in reverse order, so that files in the first named
    # library override files in subsequent libraries.
    # library override files in subsequent libraries.
    x=${gcc_cv_tool_prefix}
    x=${gcc_cv_tool_prefix}
    for l in ${with_libs}; do
    for l in ${with_libs}; do
      copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
      copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
    done
    done
  fi
  fi
fi
fi
# Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
# Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
#
#
# This is done by determining whether or not the appropriate directory
# This is done by determining whether or not the appropriate directory
# is available, and by checking whether or not specific configurations
# is available, and by checking whether or not specific configurations
# have requested that this magic not happen.
# have requested that this magic not happen.
#
#
# The command line options always override the explicit settings in
# The command line options always override the explicit settings in
# configure.in, and the settings in configure.in override this magic.
# configure.in, and the settings in configure.in override this magic.
#
#
# If the default for a toolchain is to use GNU as and ld, and you don't
# If the default for a toolchain is to use GNU as and ld, and you don't
# want to do that, then you should use the --without-gnu-as and
# want to do that, then you should use the --without-gnu-as and
# --without-gnu-ld options for the configure script.  Similarly, if
# --without-gnu-ld options for the configure script.  Similarly, if
# the default is to use the included zlib and you don't want to do that,
# the default is to use the included zlib and you don't want to do that,
# you should use the --with-system-zlib option for the configure script.
# you should use the --with-system-zlib option for the configure script.
if test x${use_gnu_as} = x &&
if test x${use_gnu_as} = x &&
   echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
   echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
  with_gnu_as=yes
  with_gnu_as=yes
  extra_host_args="$extra_host_args --with-gnu-as"
  extra_host_args="$extra_host_args --with-gnu-as"
fi
fi
if test x${use_gnu_ld} = x &&
if test x${use_gnu_ld} = x &&
   echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
   echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
  with_gnu_ld=yes
  with_gnu_ld=yes
  extra_host_args="$extra_host_args --with-gnu-ld"
  extra_host_args="$extra_host_args --with-gnu-ld"
fi
fi
if test x${use_included_zlib} = x &&
if test x${use_included_zlib} = x &&
   echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
   echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
  :
  :
else
else
  with_system_zlib=yes
  with_system_zlib=yes
  extra_host_args="$extra_host_args --with-system-zlib"
  extra_host_args="$extra_host_args --with-system-zlib"
fi
fi
# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
# can detect this case.
# can detect this case.
if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
  with_newlib=yes
  with_newlib=yes
  extra_host_args="$extra_host_args --with-newlib"
  extra_host_args="$extra_host_args --with-newlib"
fi
fi
# Handle ${copy_dirs}
# Handle ${copy_dirs}
set fnord ${copy_dirs}
set fnord ${copy_dirs}
shift
shift
while test $# != 0 ; do
while test $# != 0 ; do
  if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
  if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
    :
    :
  else
  else
    echo Copying $1 to $2
    echo Copying $1 to $2
    # Use the install script to create the directory and all required
    # Use the install script to create the directory and all required
    # parent directories.
    # parent directories.
    if test -d $2 ; then
    if test -d $2 ; then
      :
      :
    else
    else
      echo >config.temp
      echo >config.temp
      ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
      ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
    fi
    fi
    # Copy the directory, assuming we have tar.
    # Copy the directory, assuming we have tar.
    # FIXME: Should we use B in the second tar?  Not all systems support it.
    # FIXME: Should we use B in the second tar?  Not all systems support it.
    (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
    (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
    # It is the responsibility of the user to correctly adjust all
    # It is the responsibility of the user to correctly adjust all
    # symlinks.  If somebody can figure out how to handle them correctly
    # symlinks.  If somebody can figure out how to handle them correctly
    # here, feel free to add the code.
    # here, feel free to add the code.
    echo $1 > $2/COPIED
    echo $1 > $2/COPIED
  fi
  fi
  shift; shift
  shift; shift
done
done
# Determine a target-dependent exec_prefix that the installed
# Determine a target-dependent exec_prefix that the installed
# gcc will search in.  Keep this list sorted by triplet, with
# gcc will search in.  Keep this list sorted by triplet, with
# the *-*-osname triplets last.
# the *-*-osname triplets last.
md_exec_prefix=
md_exec_prefix=
case "${target}" in
case "${target}" in
  i[[34567]]86-pc-msdosdjgpp*)
  i[[34567]]86-pc-msdosdjgpp*)
    md_exec_prefix=/dev/env/DJDIR/bin
    md_exec_prefix=/dev/env/DJDIR/bin
    ;;
    ;;
  *-*-hpux* | \
  *-*-hpux* | \
  *-*-nto-qnx* | \
  *-*-nto-qnx* | \
  *-*-solaris2*)
  *-*-solaris2*)
    md_exec_prefix=/usr/ccs/bin
    md_exec_prefix=/usr/ccs/bin
    ;;
    ;;
esac
esac
extra_arflags_for_target=
extra_arflags_for_target=
extra_nmflags_for_target=
extra_nmflags_for_target=
extra_ranlibflags_for_target=
extra_ranlibflags_for_target=
target_makefile_frag=/dev/null
target_makefile_frag=/dev/null
case "${target}" in
case "${target}" in
  spu-*-*)
  spu-*-*)
    target_makefile_frag="config/mt-spu"
    target_makefile_frag="config/mt-spu"
    ;;
    ;;
  mips*-sde-elf*)
  mips*-sde-elf*)
    target_makefile_frag="config/mt-sde"
    target_makefile_frag="config/mt-sde"
    ;;
    ;;
  mipsisa*-*-elfoabi*)
  mipsisa*-*-elfoabi*)
    target_makefile_frag="config/mt-mips-elfoabi"
    target_makefile_frag="config/mt-mips-elfoabi"
    ;;
    ;;
  mips*-*-*linux* | mips*-*-gnu*)
  mips*-*-*linux* | mips*-*-gnu*)
    target_makefile_frag="config/mt-mips-gnu"
    target_makefile_frag="config/mt-mips-gnu"
    ;;
    ;;
  *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
  *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
    target_makefile_frag="config/mt-gnu"
    target_makefile_frag="config/mt-gnu"
    ;;
    ;;
  *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
  *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
    # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
    # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
    # commands to handle both 32-bit and 64-bit objects.  These flags are
    # commands to handle both 32-bit and 64-bit objects.  These flags are
    # harmless if we're using GNU nm or ar.
    # harmless if we're using GNU nm or ar.
    extra_arflags_for_target=" -X32_64"
    extra_arflags_for_target=" -X32_64"
    extra_nmflags_for_target=" -B -X32_64"
    extra_nmflags_for_target=" -B -X32_64"
    ;;
    ;;
  *-*-darwin[[3-9]]*)
  *-*-darwin[[3-9]]*)
    # ranlib before Darwin10 requires the -c flag to look at common symbols.
    # ranlib before Darwin10 requires the -c flag to look at common symbols.
    extra_ranlibflags_for_target=" -c"
    extra_ranlibflags_for_target=" -c"
    ;;
    ;;
esac
esac
alphaieee_frag=/dev/null
alphaieee_frag=/dev/null
case $target in
case $target in
  alpha*-*-*)
  alpha*-*-*)
    # This just makes sure to use the -mieee option to build target libs.
    # This just makes sure to use the -mieee option to build target libs.
    # This should probably be set individually by each library.
    # This should probably be set individually by each library.
    alphaieee_frag="config/mt-alphaieee"
    alphaieee_frag="config/mt-alphaieee"
    ;;
    ;;
esac
esac
# If --enable-target-optspace always use -Os instead of -O2 to build
# If --enable-target-optspace always use -Os instead of -O2 to build
# the target libraries, similarly if it is not specified, use -Os
# the target libraries, similarly if it is not specified, use -Os
# on selected platforms.
# on selected platforms.
ospace_frag=/dev/null
ospace_frag=/dev/null
case "${enable_target_optspace}:${target}" in
case "${enable_target_optspace}:${target}" in
  yes:*)
  yes:*)
    ospace_frag="config/mt-ospace"
    ospace_frag="config/mt-ospace"
    ;;
    ;;
  :d30v-*)
  :d30v-*)
    ospace_frag="config/mt-d30v"
    ospace_frag="config/mt-d30v"
    ;;
    ;;
  :m32r-* | :d10v-* | :fr30-*)
  :m32r-* | :d10v-* | :fr30-*)
    ospace_frag="config/mt-ospace"
    ospace_frag="config/mt-ospace"
    ;;
    ;;
  no:* | :*)
  no:* | :*)
    ;;
    ;;
  *)
  *)
    echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
    echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
    ;;
    ;;
esac
esac
# Default to using --with-stabs for certain targets.
# Default to using --with-stabs for certain targets.
if test x${with_stabs} = x ; then
if test x${with_stabs} = x ; then
  case "${target}" in
  case "${target}" in
  mips*-*-irix[[56]]*)
  mips*-*-irix[[56]]*)
    ;;
    ;;
  mips*-*-* | alpha*-*-osf*)
  mips*-*-* | alpha*-*-osf*)
    with_stabs=yes;
    with_stabs=yes;
    extra_host_args="${extra_host_args} --with-stabs"
    extra_host_args="${extra_host_args} --with-stabs"
    ;;
    ;;
  esac
  esac
fi
fi
# Some systems (e.g., one of the i386-aix systems the gas testers are
# Some systems (e.g., one of the i386-aix systems the gas testers are
# using) don't handle "\$" correctly, so don't use it here.
# using) don't handle "\$" correctly, so don't use it here.
tooldir='${exec_prefix}'/${target_noncanonical}
tooldir='${exec_prefix}'/${target_noncanonical}
build_tooldir=${tooldir}
build_tooldir=${tooldir}
# Create a .gdbinit file which runs the one in srcdir
# Create a .gdbinit file which runs the one in srcdir
# and tells GDB to look there for source files.
# and tells GDB to look there for source files.
if test -r ${srcdir}/.gdbinit ; then
if test -r ${srcdir}/.gdbinit ; then
  case ${srcdir} in
  case ${srcdir} in
    .) ;;
    .) ;;
    *) cat > ./.gdbinit <
    *) cat > ./.gdbinit <
# ${NO_EDIT}
# ${NO_EDIT}
dir ${srcdir}
dir ${srcdir}
dir .
dir .
source ${srcdir}/.gdbinit
source ${srcdir}/.gdbinit
EOF
EOF
    ;;
    ;;
  esac
  esac
fi
fi
# Make sure that the compiler is able to generate an executable.  If it
# Make sure that the compiler is able to generate an executable.  If it
# can't, we are probably in trouble.  We don't care whether we can run the
# can't, we are probably in trouble.  We don't care whether we can run the
# executable--we might be using a cross compiler--we only care whether it
# executable--we might be using a cross compiler--we only care whether it
# can be created.  At this point the main configure script has set CC.
# can be created.  At this point the main configure script has set CC.
we_are_ok=no
we_are_ok=no
echo "int main () { return 0; }" > conftest.c
echo "int main () { return 0; }" > conftest.c
${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
if test $? = 0 ; then
if test $? = 0 ; then
  if test -s conftest || test -s conftest.exe ; then
  if test -s conftest || test -s conftest.exe ; then
    we_are_ok=yes
    we_are_ok=yes
  fi
  fi
fi
fi
case $we_are_ok in
case $we_are_ok in
  no)
  no)
    echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
    echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
    echo 1>&2 "*** You must set the environment variable CC to a working compiler."
    echo 1>&2 "*** You must set the environment variable CC to a working compiler."
    rm -f conftest*
    rm -f conftest*
    exit 1
    exit 1
    ;;
    ;;
esac
esac
rm -f conftest*
rm -f conftest*
# Decide which environment variable is used to find dynamic libraries.
# Decide which environment variable is used to find dynamic libraries.
case "${host}" in
case "${host}" in
  *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
  *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
  *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
  *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
  *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
  *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
  *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
  *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
esac
esac
# On systems where the dynamic library environment variable is PATH,
# On systems where the dynamic library environment variable is PATH,
# gcc/ will put dynamic libraries into a subdirectory to avoid adding
# gcc/ will put dynamic libraries into a subdirectory to avoid adding
# built executables to PATH.
# built executables to PATH.
if test "$RPATH_ENVVAR" = PATH; then
if test "$RPATH_ENVVAR" = PATH; then
  GCC_SHLIB_SUBDIR=/shlib
  GCC_SHLIB_SUBDIR=/shlib
else
else
  GCC_SHLIB_SUBDIR=
  GCC_SHLIB_SUBDIR=
fi
fi
# Record target_configdirs and the configure arguments for target and
# Record target_configdirs and the configure arguments for target and
# build configuration in Makefile.
# build configuration in Makefile.
target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
# If we are building libgomp, bootstrap it.
# If we are building libgomp, bootstrap it.
if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
  bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
  bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
fi
fi
# Determine whether gdb needs tk/tcl or not.
# Determine whether gdb needs tk/tcl or not.
# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
# and in that case we want gdb to be built without tk.  Ugh!
# and in that case we want gdb to be built without tk.  Ugh!
# In fact I believe gdb is the *only* package directly dependent on tk,
# In fact I believe gdb is the *only* package directly dependent on tk,
# so we should be able to put the 'maybe's in unconditionally and
# so we should be able to put the 'maybe's in unconditionally and
# leave out the maybe dependencies when enable_gdbtk is false.  I'm not
# leave out the maybe dependencies when enable_gdbtk is false.  I'm not
# 100% sure that that's safe though.
# 100% sure that that's safe though.
gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
case "$enable_gdbtk" in
case "$enable_gdbtk" in
  no)
  no)
    GDB_TK="" ;;
    GDB_TK="" ;;
  yes)
  yes)
    GDB_TK="${gdb_tk}" ;;
    GDB_TK="${gdb_tk}" ;;
  *)
  *)
    # Only add the dependency on gdbtk when GDBtk is part of the gdb
    # Only add the dependency on gdbtk when GDBtk is part of the gdb
    # distro.  Eventually someone will fix this and move Insight, nee
    # distro.  Eventually someone will fix this and move Insight, nee
    # gdbtk to a separate directory.
    # gdbtk to a separate directory.
    if test -d ${srcdir}/gdb/gdbtk ; then
    if test -d ${srcdir}/gdb/gdbtk ; then
      GDB_TK="${gdb_tk}"
      GDB_TK="${gdb_tk}"
    else
    else
      GDB_TK=""
      GDB_TK=""
    fi
    fi
    ;;
    ;;
esac
esac
CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
# Strip out unwanted targets.
# Strip out unwanted targets.
# While at that, we remove Makefiles if we were started for recursive
# While at that, we remove Makefiles if we were started for recursive
# configuration, so that the top-level Makefile reconfigures them,
# configuration, so that the top-level Makefile reconfigures them,
# like we used to do when configure itself was recursive.
# like we used to do when configure itself was recursive.
# Loop over modules.  We used to use the "$extrasub" feature from Autoconf
# Loop over modules.  We used to use the "$extrasub" feature from Autoconf
# but now we're fixing up the Makefile ourselves with the additional
# but now we're fixing up the Makefile ourselves with the additional
# commands passed to AC_CONFIG_FILES.  Use separate variables
# commands passed to AC_CONFIG_FILES.  Use separate variables
# extrasub-{build,host,target} not because there is any reason to split
# extrasub-{build,host,target} not because there is any reason to split
# the substitutions up that way, but only to remain below the limit of
# the substitutions up that way, but only to remain below the limit of
# 99 commands in a script, for HP-UX sed.
# 99 commands in a script, for HP-UX sed.
# Do not nest @if/@endif pairs, because configure will not warn you at all.
# Do not nest @if/@endif pairs, because configure will not warn you at all.
case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
  yes:yes:*\ gold\ *:*,c++,*) ;;
  yes:yes:*\ gold\ *:*,c++,*) ;;
  yes:yes:*\ gold\ *:*)
  yes:yes:*\ gold\ *:*)
    AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
    AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
    ;;
    ;;
esac
esac
# Adjust the toplevel makefile according to whether bootstrap was selected.
# Adjust the toplevel makefile according to whether bootstrap was selected.
case $enable_bootstrap in
case $enable_bootstrap in
  yes)
  yes)
    bootstrap_suffix=bootstrap
    bootstrap_suffix=bootstrap
    BUILD_CONFIG=bootstrap-debug
    BUILD_CONFIG=bootstrap-debug
    ;;
    ;;
  no)
  no)
    bootstrap_suffix=no-bootstrap
    bootstrap_suffix=no-bootstrap
    BUILD_CONFIG=
    BUILD_CONFIG=
    ;;
    ;;
esac
esac
AC_MSG_CHECKING(for default BUILD_CONFIG)
AC_MSG_CHECKING(for default BUILD_CONFIG)
AC_ARG_WITH([build-config],
AC_ARG_WITH([build-config],
  [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
  [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
                  [use config/NAME.mk build configuration])],
                  [use config/NAME.mk build configuration])],
  [case $with_build_config in
  [case $with_build_config in
   yes) with_build_config= ;;
   yes) with_build_config= ;;
   no) with_build_config= BUILD_CONFIG= ;;
   no) with_build_config= BUILD_CONFIG= ;;
   esac])
   esac])
if test "x${with_build_config}" != x; then
if test "x${with_build_config}" != x; then
  BUILD_CONFIG=$with_build_config
  BUILD_CONFIG=$with_build_config
else
else
  case $BUILD_CONFIG in
  case $BUILD_CONFIG in
  bootstrap-debug)
  bootstrap-debug)
    if echo "int f (void) { return 0; }" > conftest.c &&
    if echo "int f (void) { return 0; }" > conftest.c &&
       ${CC} -c conftest.c &&
       ${CC} -c conftest.c &&
       mv conftest.o conftest.o.g0 &&
       mv conftest.o conftest.o.g0 &&
       ${CC} -c -g conftest.c &&
       ${CC} -c -g conftest.c &&
       mv conftest.o conftest.o.g &&
       mv conftest.o conftest.o.g &&
       ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
       ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
      :
      :
    else
    else
      BUILD_CONFIG=
      BUILD_CONFIG=
    fi
    fi
    rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
    rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
    ;;
    ;;
  esac
  esac
fi
fi
AC_MSG_RESULT($BUILD_CONFIG)
AC_MSG_RESULT($BUILD_CONFIG)
AC_SUBST(BUILD_CONFIG)
AC_SUBST(BUILD_CONFIG)
extrasub_build=
extrasub_build=
for module in ${build_configdirs} ; do
for module in ${build_configdirs} ; do
  if test -z "${no_recursion}" \
  if test -z "${no_recursion}" \
     && test -f ${build_subdir}/${module}/Makefile; then
     && test -f ${build_subdir}/${module}/Makefile; then
    echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
    echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
    rm -f ${build_subdir}/${module}/Makefile
    rm -f ${build_subdir}/${module}/Makefile
  fi
  fi
  extrasub_build="$extrasub_build
  extrasub_build="$extrasub_build
/^@if build-$module\$/d
/^@if build-$module\$/d
/^@endif build-$module\$/d
/^@endif build-$module\$/d
/^@if build-$module-$bootstrap_suffix\$/d
/^@if build-$module-$bootstrap_suffix\$/d
/^@endif build-$module-$bootstrap_suffix\$/d"
/^@endif build-$module-$bootstrap_suffix\$/d"
done
done
extrasub_host=
extrasub_host=
for module in ${configdirs} ; do
for module in ${configdirs} ; do
  if test -z "${no_recursion}"; then
  if test -z "${no_recursion}"; then
    for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
    for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
      if test -f ${file}; then
      if test -f ${file}; then
        echo 1>&2 "*** removing ${file} to force reconfigure"
        echo 1>&2 "*** removing ${file} to force reconfigure"
        rm -f ${file}
        rm -f ${file}
      fi
      fi
    done
    done
  fi
  fi
  extrasub_host="$extrasub_host
  extrasub_host="$extrasub_host
/^@if $module\$/d
/^@if $module\$/d
/^@endif $module\$/d
/^@endif $module\$/d
/^@if $module-$bootstrap_suffix\$/d
/^@if $module-$bootstrap_suffix\$/d
/^@endif $module-$bootstrap_suffix\$/d"
/^@endif $module-$bootstrap_suffix\$/d"
done
done
extrasub_target=
extrasub_target=
for module in ${target_configdirs} ; do
for module in ${target_configdirs} ; do
  if test -z "${no_recursion}" \
  if test -z "${no_recursion}" \
     && test -f ${target_subdir}/${module}/Makefile; then
     && test -f ${target_subdir}/${module}/Makefile; then
    echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
    echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
    rm -f ${target_subdir}/${module}/Makefile
    rm -f ${target_subdir}/${module}/Makefile
  fi
  fi
  # We only bootstrap target libraries listed in bootstrap_target_libs.
  # We only bootstrap target libraries listed in bootstrap_target_libs.
  case $bootstrap_target_libs in
  case $bootstrap_target_libs in
    *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
    *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
    *) target_bootstrap_suffix=no-bootstrap ;;
    *) target_bootstrap_suffix=no-bootstrap ;;
  esac
  esac
  extrasub_target="$extrasub_target
  extrasub_target="$extrasub_target
/^@if target-$module\$/d
/^@if target-$module\$/d
/^@endif target-$module\$/d
/^@endif target-$module\$/d
/^@if target-$module-$target_bootstrap_suffix\$/d
/^@if target-$module-$target_bootstrap_suffix\$/d
/^@endif target-$module-$target_bootstrap_suffix\$/d"
/^@endif target-$module-$target_bootstrap_suffix\$/d"
done
done
# Do the final fixup along with target modules.
# Do the final fixup along with target modules.
extrasub_target="$extrasub_target
extrasub_target="$extrasub_target
/^@if /,/^@endif /d"
/^@if /,/^@endif /d"
# Create the serialization dependencies.  This uses a temporary file.
# Create the serialization dependencies.  This uses a temporary file.
AC_ARG_ENABLE([serial-configure],
AC_ARG_ENABLE([serial-configure],
[AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
[AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
                [force sequential configuration of
                [force sequential configuration of
                 sub-packages for the host, target or build
                 sub-packages for the host, target or build
                 machine, or all sub-packages])])
                 machine, or all sub-packages])])
case ${enable_serial_configure} in
case ${enable_serial_configure} in
  yes)
  yes)
    enable_serial_build_configure=yes
    enable_serial_build_configure=yes
    enable_serial_host_configure=yes
    enable_serial_host_configure=yes
    enable_serial_target_configure=yes
    enable_serial_target_configure=yes
    ;;
    ;;
esac
esac
# These force 'configure's to be done one at a time, to avoid problems
# These force 'configure's to be done one at a time, to avoid problems
# with contention over a shared config.cache.
# with contention over a shared config.cache.
rm -f serdep.tmp
rm -f serdep.tmp
echo '# serdep.tmp' > serdep.tmp
echo '# serdep.tmp' > serdep.tmp
olditem=
olditem=
test "x${enable_serial_build_configure}" = xyes &&
test "x${enable_serial_build_configure}" = xyes &&
for item in ${build_configdirs} ; do
for item in ${build_configdirs} ; do
  case ${olditem} in
  case ${olditem} in
    "") ;;
    "") ;;
    *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
    *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
  esac
  esac
  olditem=${item}
  olditem=${item}
done
done
olditem=
olditem=
test "x${enable_serial_host_configure}" = xyes &&
test "x${enable_serial_host_configure}" = xyes &&
for item in ${configdirs} ; do
for item in ${configdirs} ; do
  case ${olditem} in
  case ${olditem} in
    "") ;;
    "") ;;
    *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
    *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
  esac
  esac
  olditem=${item}
  olditem=${item}
done
done
olditem=
olditem=
test "x${enable_serial_target_configure}" = xyes &&
test "x${enable_serial_target_configure}" = xyes &&
for item in ${target_configdirs} ; do
for item in ${target_configdirs} ; do
  case ${olditem} in
  case ${olditem} in
    "") ;;
    "") ;;
    *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
    *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
  esac
  esac
  olditem=${item}
  olditem=${item}
done
done
serialization_dependencies=serdep.tmp
serialization_dependencies=serdep.tmp
AC_SUBST_FILE(serialization_dependencies)
AC_SUBST_FILE(serialization_dependencies)
# Base args.  Strip norecursion, cache-file, srcdir, host, build,
# Base args.  Strip norecursion, cache-file, srcdir, host, build,
# target, nonopt, and variable assignments.  These are the ones we
# target, nonopt, and variable assignments.  These are the ones we
# might not want to pass down to subconfigures.  The exception being
# might not want to pass down to subconfigures.  The exception being
# --cache-file=/dev/null, which is used to turn off the use of cache
# --cache-file=/dev/null, which is used to turn off the use of cache
# files altogether, and which should be passed on to subconfigures.
# files altogether, and which should be passed on to subconfigures.
# Also strip program-prefix, program-suffix, and program-transform-name,
# Also strip program-prefix, program-suffix, and program-transform-name,
# so that we can pass down a consistent program-transform-name.
# so that we can pass down a consistent program-transform-name.
baseargs=
baseargs=
tbaseargs=
tbaseargs=
keep_next=no
keep_next=no
skip_next=no
skip_next=no
eval "set -- $ac_configure_args"
eval "set -- $ac_configure_args"
for ac_arg
for ac_arg
do
do
  if test X"$skip_next" = X"yes"; then
  if test X"$skip_next" = X"yes"; then
    skip_next=no
    skip_next=no
    continue
    continue
  fi
  fi
  if test X"$keep_next" = X"yes"; then
  if test X"$keep_next" = X"yes"; then
    case $ac_arg in
    case $ac_arg in
      *\'*)
      *\'*)
        ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
        ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
    esac
    esac
    baseargs="$baseargs '$ac_arg'"
    baseargs="$baseargs '$ac_arg'"
    tbaseargs="$tbaseargs '$ac_arg'"
    tbaseargs="$tbaseargs '$ac_arg'"
    keep_next=no
    keep_next=no
    continue
    continue
  fi
  fi
  # Handle separated arguments.  Based on the logic generated by
  # Handle separated arguments.  Based on the logic generated by
  # autoconf 2.59.
  # autoconf 2.59.
  case $ac_arg in
  case $ac_arg in
    *=* | --config-cache | -C | -disable-* | --disable-* \
    *=* | --config-cache | -C | -disable-* | --disable-* \
      | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
      | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
      | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
      | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
      | -with-* | --with-* | -without-* | --without-* | --x)
      | -with-* | --with-* | -without-* | --without-* | --x)
      separate_arg=no
      separate_arg=no
      ;;
      ;;
    -*)
    -*)
      separate_arg=yes
      separate_arg=yes
      ;;
      ;;
    *)
    *)
      separate_arg=no
      separate_arg=no
      ;;
      ;;
  esac
  esac
  skip_targ=no
  skip_targ=no
  case $ac_arg in
  case $ac_arg in
changequote(,)
changequote(,)
  --with-* | --without-*)
  --with-* | --without-*)
    libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
    libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
    case $libopt in
    case $libopt in
    *[-_]include)
    *[-_]include)
      lib=`echo "$libopt" | sed 's,[-_]include$,,'`
      lib=`echo "$libopt" | sed 's,[-_]include$,,'`
      ;;
      ;;
    *[-_]lib)
    *[-_]lib)
      lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
      lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
      ;;
      ;;
    *)
    *)
      lib=$libopt
      lib=$libopt
      ;;
      ;;
    esac
    esac
changequote([,])
changequote([,])
    case $lib in
    case $lib in
    mpc | mpfr | gmp | ppl | cloog)
    mpc | mpfr | gmp | ppl | cloog)
      # If we're processing --with-$lib, --with-$lib-include or
      # If we're processing --with-$lib, --with-$lib-include or
      # --with-$lib-lib, for one of the libs above, and target is
      # --with-$lib-lib, for one of the libs above, and target is
      # different from host, don't pass the current argument to any
      # different from host, don't pass the current argument to any
      # target library's configure.
      # target library's configure.
      if test x$is_cross_compiler = xyes; then
      if test x$is_cross_compiler = xyes; then
        skip_targ=yes
        skip_targ=yes
      fi
      fi
      ;;
      ;;
    esac
    esac
    ;;
    ;;
  esac
  esac
  case "$ac_arg" in
  case "$ac_arg" in
    --cache-file=/dev/null | \
    --cache-file=/dev/null | \
    -cache-file=/dev/null )
    -cache-file=/dev/null )
      # Handled here to avoid the test to skip args below.
      # Handled here to avoid the test to skip args below.
      baseargs="$baseargs '$ac_arg'"
      baseargs="$baseargs '$ac_arg'"
      tbaseargs="$tbaseargs '$ac_arg'"
      tbaseargs="$tbaseargs '$ac_arg'"
      # Assert: $separate_arg should always be no.
      # Assert: $separate_arg should always be no.
      keep_next=$separate_arg
      keep_next=$separate_arg
      ;;
      ;;
    --no*)
    --no*)
      continue
      continue
      ;;
      ;;
    --c* | \
    --c* | \
    --sr* | \
    --sr* | \
    --ho* | \
    --ho* | \
    --bu* | \
    --bu* | \
    --t* | \
    --t* | \
    --program-* | \
    --program-* | \
    -cache_file* | \
    -cache_file* | \
    -srcdir* | \
    -srcdir* | \
    -host* | \
    -host* | \
    -build* | \
    -build* | \
    -target* | \
    -target* | \
    -program-prefix* | \
    -program-prefix* | \
    -program-suffix* | \
    -program-suffix* | \
    -program-transform-name* )
    -program-transform-name* )
      skip_next=$separate_arg
      skip_next=$separate_arg
      continue
      continue
      ;;
      ;;
    -*)
    -*)
      # An option.  Add it.
      # An option.  Add it.
      case $ac_arg in
      case $ac_arg in
        *\'*)
        *\'*)
          ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
          ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
      esac
      esac
      baseargs="$baseargs '$ac_arg'"
      baseargs="$baseargs '$ac_arg'"
      if test X"$skip_targ" = Xno; then
      if test X"$skip_targ" = Xno; then
        tbaseargs="$tbaseargs '$ac_arg'"
        tbaseargs="$tbaseargs '$ac_arg'"
      fi
      fi
      keep_next=$separate_arg
      keep_next=$separate_arg
      ;;
      ;;
    *)
    *)
      # Either a variable assignment, or a nonopt (triplet).  Don't
      # Either a variable assignment, or a nonopt (triplet).  Don't
      # pass it down; let the Makefile handle this.
      # pass it down; let the Makefile handle this.
      continue
      continue
      ;;
      ;;
  esac
  esac
done
done
# Remove the initial space we just introduced and, as these will be
# Remove the initial space we just introduced and, as these will be
# expanded by make, quote '$'.
# expanded by make, quote '$'.
baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
# Add in --program-transform-name, after --program-prefix and
# Add in --program-transform-name, after --program-prefix and
# --program-suffix have been applied to it.  Autoconf has already
# --program-suffix have been applied to it.  Autoconf has already
# doubled dollar signs and backslashes in program_transform_name; we want
# doubled dollar signs and backslashes in program_transform_name; we want
# the backslashes un-doubled, and then the entire thing wrapped in single
# the backslashes un-doubled, and then the entire thing wrapped in single
# quotes, because this will be expanded first by make and then by the shell.
# quotes, because this will be expanded first by make and then by the shell.
# Also, because we want to override the logic in subdir configure scripts to
# Also, because we want to override the logic in subdir configure scripts to
# choose program_transform_name, replace any s,x,x, with s,y,y,.
# choose program_transform_name, replace any s,x,x, with s,y,y,.
sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" < conftestsed.out
sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" < conftestsed.out
${program_transform_name}
${program_transform_name}
EOF_SED
EOF_SED
gcc_transform_name=`cat conftestsed.out`
gcc_transform_name=`cat conftestsed.out`
rm -f conftestsed.out
rm -f conftestsed.out
baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
if test "$silent" = yes; then
if test "$silent" = yes; then
  baseargs="$baseargs --silent"
  baseargs="$baseargs --silent"
  tbaseargs="$tbaseargs --silent"
  tbaseargs="$tbaseargs --silent"
fi
fi
baseargs="$baseargs --disable-option-checking"
baseargs="$baseargs --disable-option-checking"
tbaseargs="$tbaseargs --disable-option-checking"
tbaseargs="$tbaseargs --disable-option-checking"
# Record and document user additions to sub configure arguments.
# Record and document user additions to sub configure arguments.
AC_ARG_VAR([build_configargs],
AC_ARG_VAR([build_configargs],
           [additional configure arguments for build directories])
           [additional configure arguments for build directories])
AC_ARG_VAR([host_configargs],
AC_ARG_VAR([host_configargs],
           [additional configure arguments for host directories])
           [additional configure arguments for host directories])
AC_ARG_VAR([target_configargs],
AC_ARG_VAR([target_configargs],
           [additional configure arguments for target directories])
           [additional configure arguments for target directories])
# For the build-side libraries, we just need to pretend we're native,
# For the build-side libraries, we just need to pretend we're native,
# and not use the same cache file.  Multilibs are neither needed nor
# and not use the same cache file.  Multilibs are neither needed nor
# desired.
# desired.
build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
# For host modules, accept cache file option, or specification as blank.
# For host modules, accept cache file option, or specification as blank.
case "${cache_file}" in
case "${cache_file}" in
"") # empty
"") # empty
  cache_file_option="" ;;
  cache_file_option="" ;;
/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
  cache_file_option="--cache-file=${cache_file}" ;;
  cache_file_option="--cache-file=${cache_file}" ;;
*) # relative path
*) # relative path
  cache_file_option="--cache-file=../${cache_file}" ;;
  cache_file_option="--cache-file=../${cache_file}" ;;
esac
esac
# Host dirs don't like to share a cache file either, horribly enough.
# Host dirs don't like to share a cache file either, horribly enough.
# This seems to be due to autoconf 2.5x stupidity.
# This seems to be due to autoconf 2.5x stupidity.
host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
target_configargs="$target_configargs ${tbaseargs}"
target_configargs="$target_configargs ${tbaseargs}"
# Passing a --with-cross-host argument lets the target libraries know
# Passing a --with-cross-host argument lets the target libraries know
# whether they are being built with a cross-compiler or being built
# whether they are being built with a cross-compiler or being built
# native.  However, it would be better to use other mechanisms to make the
# native.  However, it would be better to use other mechanisms to make the
# sorts of decisions they want to make on this basis.  Please consider
# sorts of decisions they want to make on this basis.  Please consider
# this option to be deprecated.  FIXME.
# this option to be deprecated.  FIXME.
if test x${is_cross_compiler} = xyes ; then
if test x${is_cross_compiler} = xyes ; then
  target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
  target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
fi
fi
# Default to --enable-multilib.
# Default to --enable-multilib.
if test x${enable_multilib} = x ; then
if test x${enable_multilib} = x ; then
  target_configargs="--enable-multilib ${target_configargs}"
  target_configargs="--enable-multilib ${target_configargs}"
fi
fi
# Pass --with-newlib if appropriate.  Note that target_configdirs has
# Pass --with-newlib if appropriate.  Note that target_configdirs has
# changed from the earlier setting of with_newlib.
# changed from the earlier setting of with_newlib.
if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
  target_configargs="--with-newlib ${target_configargs}"
  target_configargs="--with-newlib ${target_configargs}"
fi
fi
# Different target subdirs use different values of certain variables
# Different target subdirs use different values of certain variables
# (notably CXX).  Worse, multilibs use *lots* of different values.
# (notably CXX).  Worse, multilibs use *lots* of different values.
# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
# it doesn't automatically accept command-line overrides of them.
# it doesn't automatically accept command-line overrides of them.
# This means it's not safe for target subdirs to share a cache file,
# This means it's not safe for target subdirs to share a cache file,
# which is disgusting, but there you have it.  Hopefully this can be
# which is disgusting, but there you have it.  Hopefully this can be
# fixed in future.  It's still worthwhile to use a cache file for each
# fixed in future.  It's still worthwhile to use a cache file for each
# directory.  I think.
# directory.  I think.
# Pass the appropriate --build, --host, --target and --cache-file arguments.
# Pass the appropriate --build, --host, --target and --cache-file arguments.
# We need to pass --target, as newer autoconf's requires consistency
# We need to pass --target, as newer autoconf's requires consistency
# for target_alias and gcc doesn't manage it consistently.
# for target_alias and gcc doesn't manage it consistently.
target_configargs="--cache-file=./config.cache ${target_configargs}"
target_configargs="--cache-file=./config.cache ${target_configargs}"
FLAGS_FOR_TARGET=
FLAGS_FOR_TARGET=
case " $target_configdirs " in
case " $target_configdirs " in
 *" newlib "*)
 *" newlib "*)
  case " $target_configargs " in
  case " $target_configargs " in
  *" --with-newlib "*)
  *" --with-newlib "*)
   case "$target" in
   case "$target" in
    *-cygwin*)
    *-cygwin*)
      FLAGS_FOR_TARGET=$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'
      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'
      ;;
      ;;
   esac
   esac
   # If we're not building GCC, don't discard standard headers.
   # If we're not building GCC, don't discard standard headers.
   if test -d ${srcdir}/gcc; then
   if test -d ${srcdir}/gcc; then
     FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
     FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
     if test "${build}" != "${host}"; then
     if test "${build}" != "${host}"; then
       # On Canadian crosses, CC_FOR_TARGET will have already been set
       # On Canadian crosses, CC_FOR_TARGET will have already been set
       # by `configure', so we won't have an opportunity to add -Bgcc/
       # by `configure', so we won't have an opportunity to add -Bgcc/
       # to it.  This is right: we don't want to search that directory
       # to it.  This is right: we don't want to search that directory
       # for binaries, but we want the header files in there, so add
       # for binaries, but we want the header files in there, so add
       # them explicitly.
       # them explicitly.
       FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
       FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
       # Someone might think of using the pre-installed headers on
       # Someone might think of using the pre-installed headers on
       # Canadian crosses, in case the installed compiler is not fully
       # Canadian crosses, in case the installed compiler is not fully
       # compatible with the compiler being built.  In this case, it
       # compatible with the compiler being built.  In this case, it
       # would be better to flag an error than risking having
       # would be better to flag an error than risking having
       # incompatible object files being constructed.  We can't
       # incompatible object files being constructed.  We can't
       # guarantee that an error will be flagged, but let's hope the
       # guarantee that an error will be flagged, but let's hope the
       # compiler will do it, when presented with incompatible header
       # compiler will do it, when presented with incompatible header
       # files.
       # files.
     fi
     fi
   fi
   fi
   case "${target}-${is_cross_compiler}" in
   case "${target}-${is_cross_compiler}" in
   i[[3456789]]86-*-linux*-no)
   i[[3456789]]86-*-linux*-no)
      # Here host == target, so we don't need to build gcc,
      # Here host == target, so we don't need to build gcc,
      # so we don't want to discard standard headers.
      # so we don't want to discard standard headers.
      FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
      FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
      ;;
      ;;
   *)
   *)
      # If we're building newlib, use its generic headers last, but search
      # If we're building newlib, use its generic headers last, but search
      # for any libc-related directories first (so make it the last -B
      # for any libc-related directories first (so make it the last -B
      # switch).
      # switch).
      FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
      FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
      # If we're building libgloss, find the startup file, simulator library
      # If we're building libgloss, find the startup file, simulator library
      # and linker script.
      # and linker script.
      case " $target_configdirs " in
      case " $target_configdirs " in
        *" libgloss "*)
        *" libgloss "*)
        # Look for startup file, simulator library and maybe linker script.
        # Look for startup file, simulator library and maybe linker script.
        FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
        FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
        # Look for libnosys.a in case the target needs it.
        # Look for libnosys.a in case the target needs it.
        FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
        FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
        # Most targets have the linker script in the source directory.
        # Most targets have the linker script in the source directory.
        FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
        FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
        ;;
        ;;
      esac
      esac
      ;;
      ;;
   esac
   esac
   ;;
   ;;
  esac
  esac
  ;;
  ;;
esac
esac
case "$target" in
case "$target" in
  x86_64-*mingw* | *-w64-mingw*)
  x86_64-*mingw* | *-w64-mingw*)
  # MinGW-w64 does not use newlib, nor does it use winsup. It may,
  # MinGW-w64 does not use newlib, nor does it use winsup. It may,
  # however, use a symlink named 'mingw' in ${prefix} .
  # however, use a symlink named 'mingw' in ${prefix} .
    FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
    FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
    ;;
    ;;
  *-mingw*)
  *-mingw*)
  # MinGW can't be handled as Cygwin above since it does not use newlib.
  # MinGW can't be handled as Cygwin above since it does not use newlib.
    FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
    FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
    ;;
    ;;
esac
esac
# Allow the user to override the flags for
# Allow the user to override the flags for
# our build compiler if desired.
# our build compiler if desired.
if test x"${build}" = x"${host}" ; then
if test x"${build}" = x"${host}" ; then
  CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
  CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
  CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
  CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
  LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
  LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
fi
fi
# On Canadian crosses, we'll be searching the right directories for
# On Canadian crosses, we'll be searching the right directories for
# the previously-installed cross compiler, so don't bother to add
# the previously-installed cross compiler, so don't bother to add
# flags for directories within the install tree of the compiler
# flags for directories within the install tree of the compiler
# being built; programs in there won't even run.
# being built; programs in there won't even run.
if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
  # Search for pre-installed headers if nothing else fits.
  # Search for pre-installed headers if nothing else fits.
  FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
  FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
fi
fi
if test "x${use_gnu_ld}" = x &&
if test "x${use_gnu_ld}" = x &&
   echo " ${configdirs} " | grep " ld " > /dev/null ; then
   echo " ${configdirs} " | grep " ld " > /dev/null ; then
  # Arrange for us to find uninstalled linker scripts.
  # Arrange for us to find uninstalled linker scripts.
  FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
  FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
fi
fi
# Search for other target-specific linker scripts and such.
# Search for other target-specific linker scripts and such.
case "${target}" in
case "${target}" in
  mep*)
  mep*)
    FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
    FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
    ;;
    ;;
esac
esac
# Makefile fragments.
# Makefile fragments.
for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
do
do
  eval fragval=\$$frag
  eval fragval=\$$frag
  if test $fragval != /dev/null; then
  if test $fragval != /dev/null; then
    eval $frag=${srcdir}/$fragval
    eval $frag=${srcdir}/$fragval
  fi
  fi
done
done
AC_SUBST_FILE(host_makefile_frag)
AC_SUBST_FILE(host_makefile_frag)
AC_SUBST_FILE(target_makefile_frag)
AC_SUBST_FILE(target_makefile_frag)
AC_SUBST_FILE(alphaieee_frag)
AC_SUBST_FILE(alphaieee_frag)
AC_SUBST_FILE(ospace_frag)
AC_SUBST_FILE(ospace_frag)
# Miscellanea: directories, flags, etc.
# Miscellanea: directories, flags, etc.
AC_SUBST(RPATH_ENVVAR)
AC_SUBST(RPATH_ENVVAR)
AC_SUBST(GCC_SHLIB_SUBDIR)
AC_SUBST(GCC_SHLIB_SUBDIR)
AC_SUBST(tooldir)
AC_SUBST(tooldir)
AC_SUBST(build_tooldir)
AC_SUBST(build_tooldir)
AC_SUBST(CONFIGURE_GDB_TK)
AC_SUBST(CONFIGURE_GDB_TK)
AC_SUBST(GDB_TK)
AC_SUBST(GDB_TK)
AC_SUBST(INSTALL_GDB_TK)
AC_SUBST(INSTALL_GDB_TK)
# Build module lists & subconfigure args.
# Build module lists & subconfigure args.
AC_SUBST(build_configargs)
AC_SUBST(build_configargs)
AC_SUBST(build_configdirs)
AC_SUBST(build_configdirs)
# Host module lists & subconfigure args.
# Host module lists & subconfigure args.
AC_SUBST(host_configargs)
AC_SUBST(host_configargs)
AC_SUBST(configdirs)
AC_SUBST(configdirs)
AC_SUBST(target_configdirs)
AC_SUBST(target_configdirs)
# Target module lists & subconfigure args.
# Target module lists & subconfigure args.
AC_SUBST(target_configargs)
AC_SUBST(target_configargs)
# Build tools.
# Build tools.
AC_SUBST(AR_FOR_BUILD)
AC_SUBST(AR_FOR_BUILD)
AC_SUBST(AS_FOR_BUILD)
AC_SUBST(AS_FOR_BUILD)
AC_SUBST(CC_FOR_BUILD)
AC_SUBST(CC_FOR_BUILD)
AC_SUBST(CFLAGS_FOR_BUILD)
AC_SUBST(CFLAGS_FOR_BUILD)
AC_SUBST(CXXFLAGS_FOR_BUILD)
AC_SUBST(CXXFLAGS_FOR_BUILD)
AC_SUBST(CXX_FOR_BUILD)
AC_SUBST(CXX_FOR_BUILD)
AC_SUBST(DLLTOOL_FOR_BUILD)
AC_SUBST(DLLTOOL_FOR_BUILD)
AC_SUBST(GCJ_FOR_BUILD)
AC_SUBST(GCJ_FOR_BUILD)
AC_SUBST(GFORTRAN_FOR_BUILD)
AC_SUBST(GFORTRAN_FOR_BUILD)
AC_SUBST(GOC_FOR_BUILD)
AC_SUBST(GOC_FOR_BUILD)
AC_SUBST(LDFLAGS_FOR_BUILD)
AC_SUBST(LDFLAGS_FOR_BUILD)
AC_SUBST(LD_FOR_BUILD)
AC_SUBST(LD_FOR_BUILD)
AC_SUBST(NM_FOR_BUILD)
AC_SUBST(NM_FOR_BUILD)
AC_SUBST(RANLIB_FOR_BUILD)
AC_SUBST(RANLIB_FOR_BUILD)
AC_SUBST(WINDMC_FOR_BUILD)
AC_SUBST(WINDMC_FOR_BUILD)
AC_SUBST(WINDRES_FOR_BUILD)
AC_SUBST(WINDRES_FOR_BUILD)
# Generate default definitions for YACC, M4, LEX and other programs that run
# Generate default definitions for YACC, M4, LEX and other programs that run
# on the build machine.  These are used if the Makefile can't locate these
# on the build machine.  These are used if the Makefile can't locate these
# programs in objdir.
# programs in objdir.
MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
case " $build_configdirs " in
case " $build_configdirs " in
  *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
  *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
esac
esac
AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
case " $build_configdirs " in
case " $build_configdirs " in
  *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
  *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
esac
esac
AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
case " $build_configdirs " in
case " $build_configdirs " in
  *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
  *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
esac
esac
AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
case " $build_configdirs " in
case " $build_configdirs " in
  *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
  *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
  *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
  *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
esac
esac
AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
case " $build_configdirs " in
case " $build_configdirs " in
  *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
  *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
esac
esac
AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
case " $build_configdirs " in
case " $build_configdirs " in
  *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
  *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
  *)
  *)
changequote(,)
changequote(,)
    # For an installed makeinfo, we require it to be from texinfo 4.7 or
    # For an installed makeinfo, we require it to be from texinfo 4.7 or
    # higher, else we use the "missing" dummy.
    # higher, else we use the "missing" dummy.
    if ${MAKEINFO} --version \
    if ${MAKEINFO} --version \
       | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
       | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
      :
      :
    else
    else
      MAKEINFO="$MISSING makeinfo"
      MAKEINFO="$MISSING makeinfo"
    fi
    fi
    ;;
    ;;
changequote([,])
changequote([,])
esac
esac
# FIXME: expect and dejagnu may become build tools?
# FIXME: expect and dejagnu may become build tools?
AC_CHECK_PROGS(EXPECT, expect, expect)
AC_CHECK_PROGS(EXPECT, expect, expect)
case " $configdirs " in
case " $configdirs " in
  *" expect "*)
  *" expect "*)
    test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
    test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
    ;;
    ;;
esac
esac
AC_CHECK_PROGS(RUNTEST, runtest, runtest)
AC_CHECK_PROGS(RUNTEST, runtest, runtest)
case " $configdirs " in
case " $configdirs " in
  *" dejagnu "*)
  *" dejagnu "*)
    test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
    test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
    ;;
    ;;
esac
esac
# Host tools.
# Host tools.
NCN_STRICT_CHECK_TOOLS(AR, ar)
NCN_STRICT_CHECK_TOOLS(AR, ar)
NCN_STRICT_CHECK_TOOLS(AS, as)
NCN_STRICT_CHECK_TOOLS(AS, as)
NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
NCN_STRICT_CHECK_TOOLS(LD, ld)
NCN_STRICT_CHECK_TOOLS(LD, ld)
NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
NCN_STRICT_CHECK_TOOLS(NM, nm)
NCN_STRICT_CHECK_TOOLS(NM, nm)
NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
 
NCN_STRICT_CHECK_TOOLS(READELF, readelf)
AC_SUBST(CC)
AC_SUBST(CC)
AC_SUBST(CXX)
AC_SUBST(CXX)
AC_SUBST(CFLAGS)
AC_SUBST(CFLAGS)
AC_SUBST(CXXFLAGS)
AC_SUBST(CXXFLAGS)
# Target tools.
# Target tools.
AC_ARG_WITH([build-time-tools],
AC_ARG_WITH([build-time-tools],
  [AS_HELP_STRING([--with-build-time-tools=PATH],
  [AS_HELP_STRING([--with-build-time-tools=PATH],
                  [use given path to find target tools during the build])],
                  [use given path to find target tools during the build])],
  [case x"$withval" in
  [case x"$withval" in
     x/*) ;;
     x/*) ;;
     *)
     *)
       with_build_time_tools=
       with_build_time_tools=
       AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
       AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
       ;;
       ;;
   esac],
   esac],
  [with_build_time_tools=])
  [with_build_time_tools=])
NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
 
ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf)
ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
                [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
                [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
                c++)
                c++)
GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
                [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
                [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
                c++)
                c++)
GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
                [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
                [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
                [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
                [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
                [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
                [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
 
GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf])
GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
AC_SUBST(FLAGS_FOR_TARGET)
AC_SUBST(FLAGS_FOR_TARGET)
AC_SUBST(RAW_CXX_FOR_TARGET)
AC_SUBST(RAW_CXX_FOR_TARGET)
# Certain tools may need extra flags.
# Certain tools may need extra flags.
AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
# When building target libraries, except in a Canadian cross, we use
# When building target libraries, except in a Canadian cross, we use
# the same toolchain as the compiler we just built.
# the same toolchain as the compiler we just built.
COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
if test $host = $build; then
if test $host = $build; then
  case " $configdirs " in
  case " $configdirs " in
    *" gcc "*)
    *" gcc "*)
      COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
      COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
      COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
      COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
      COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
      COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
      ;;
      ;;
  esac
  esac
fi
fi
AC_SUBST(COMPILER_AS_FOR_TARGET)
AC_SUBST(COMPILER_AS_FOR_TARGET)
AC_SUBST(COMPILER_LD_FOR_TARGET)
AC_SUBST(COMPILER_LD_FOR_TARGET)
AC_SUBST(COMPILER_NM_FOR_TARGET)
AC_SUBST(COMPILER_NM_FOR_TARGET)
AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
AC_ARG_ENABLE(maintainer-mode,
AC_ARG_ENABLE(maintainer-mode,
[AS_HELP_STRING([--enable-maintainer-mode],
[AS_HELP_STRING([--enable-maintainer-mode],
                [enable make rules and dependencies not useful
                [enable make rules and dependencies not useful
                 (and sometimes confusing) to the casual installer])],
                 (and sometimes confusing) to the casual installer])],
      USE_MAINTAINER_MODE=$enableval,
      USE_MAINTAINER_MODE=$enableval,
      USE_MAINTAINER_MODE=no)
      USE_MAINTAINER_MODE=no)
AC_MSG_RESULT($USE_MAINTAINER_MODE)
AC_MSG_RESULT($USE_MAINTAINER_MODE)
AC_SUBST(MAINTAINER_MODE_TRUE)
AC_SUBST(MAINTAINER_MODE_TRUE)
AC_SUBST(MAINTAINER_MODE_FALSE)
AC_SUBST(MAINTAINER_MODE_FALSE)
if test "$USE_MAINTAINER_MODE" = yes; then
if test "$USE_MAINTAINER_MODE" = yes; then
  MAINTAINER_MODE_TRUE=
  MAINTAINER_MODE_TRUE=
  MAINTAINER_MODE_FALSE='#'
  MAINTAINER_MODE_FALSE='#'
else
else
  MAINTAINER_MODE_TRUE='#'
  MAINTAINER_MODE_TRUE='#'
  MAINTAINER_MODE_FALSE=
  MAINTAINER_MODE_FALSE=
fi
fi
MAINT=$MAINTAINER_MODE_TRUE
MAINT=$MAINTAINER_MODE_TRUE
AC_SUBST(MAINT)dnl
AC_SUBST(MAINT)dnl
# ---------------------
# ---------------------
# GCC bootstrap support
# GCC bootstrap support
# ---------------------
# ---------------------
# Stage specific cflags for build.
# Stage specific cflags for build.
stage1_cflags="-g"
stage1_cflags="-g"
case $build in
case $build in
  vax-*-*)
  vax-*-*)
    case ${GCC} in
    case ${GCC} in
      yes) stage1_cflags="-g -Wa,-J" ;;
      yes) stage1_cflags="-g -Wa,-J" ;;
      *) stage1_cflags="-g -J" ;;
      *) stage1_cflags="-g -J" ;;
    esac ;;
    esac ;;
esac
esac
# This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
# This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
  saved_CFLAGS="$CFLAGS"
  saved_CFLAGS="$CFLAGS"
  # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
  # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
  CFLAGS="$CFLAGS -fkeep-inline-functions"
  CFLAGS="$CFLAGS -fkeep-inline-functions"
  AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
  AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
  AC_TRY_COMPILE([
  AC_TRY_COMPILE([
#if (__GNUC__ < 3) \
#if (__GNUC__ < 3) \
    || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
    || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
                          || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
                          || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
#error http://gcc.gnu.org/PR29382
#error http://gcc.gnu.org/PR29382
#endif
#endif
    ],,
    ],,
    [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
    [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
    [AC_MSG_RESULT([no])])
    [AC_MSG_RESULT([no])])
  CFLAGS="$saved_CFLAGS"
  CFLAGS="$saved_CFLAGS"
fi
fi
AC_SUBST(stage1_cflags)
AC_SUBST(stage1_cflags)
# Enable --enable-checking in stage1 of the compiler.
# Enable --enable-checking in stage1 of the compiler.
AC_ARG_ENABLE(stage1-checking,
AC_ARG_ENABLE(stage1-checking,
[AS_HELP_STRING([[--enable-stage1-checking[=all]]],
[AS_HELP_STRING([[--enable-stage1-checking[=all]]],
                [choose additional checking for stage1 of the compiler])],
                [choose additional checking for stage1 of the compiler])],
[stage1_checking=--enable-checking=${enable_stage1_checking}],
[stage1_checking=--enable-checking=${enable_stage1_checking}],
[if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
[if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
  stage1_checking=--enable-checking=yes,types
  stage1_checking=--enable-checking=yes,types
else
else
  stage1_checking=--enable-checking=$enable_checking,types
  stage1_checking=--enable-checking=$enable_checking,types
fi])
fi])
AC_SUBST(stage1_checking)
AC_SUBST(stage1_checking)
# Enable -Werror in bootstrap stage2 and later.
# Enable -Werror in bootstrap stage2 and later.
AC_ARG_ENABLE(werror,
AC_ARG_ENABLE(werror,
[AS_HELP_STRING([--enable-werror],
[AS_HELP_STRING([--enable-werror],
                [enable -Werror in bootstrap stage2 and later])], [],
                [enable -Werror in bootstrap stage2 and later])], [],
[if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
[if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
  enable_werror=yes
  enable_werror=yes
else
else
  enable_werror=no
  enable_werror=no
fi])
fi])
case ${enable_werror} in
case ${enable_werror} in
  yes) stage2_werror_flag="--enable-werror-always" ;;
  yes) stage2_werror_flag="--enable-werror-always" ;;
  *) stage2_werror_flag="" ;;
  *) stage2_werror_flag="" ;;
esac
esac
AC_SUBST(stage2_werror_flag)
AC_SUBST(stage2_werror_flag)
# If using ENABLE_BUILD_POSTSTAGE1_WITH_CXX, pass
# If using ENABLE_BUILD_POSTSTAGE1_WITH_CXX, pass
# --enable-build-with-cxx after stage1.
# --enable-build-with-cxx after stage1.
if test "$ENABLE_BUILD_POSTSTAGE1_WITH_CXX" = "yes"; then
if test "$ENABLE_BUILD_POSTSTAGE1_WITH_CXX" = "yes"; then
  POSTSTAGE1_CONFIGURE_FLAGS=--enable-build-with-cxx
  POSTSTAGE1_CONFIGURE_FLAGS=--enable-build-with-cxx
else
else
  POSTSTAGE1_CONFIGURE_FLAGS=
  POSTSTAGE1_CONFIGURE_FLAGS=
fi
fi
AC_SUBST(POSTSTAGE1_CONFIGURE_FLAGS)
AC_SUBST(POSTSTAGE1_CONFIGURE_FLAGS)
# Specify what files to not compare during bootstrap.
# Specify what files to not compare during bootstrap.
compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
case "$target" in
case "$target" in
  hppa*64*-*-hpux*) ;;
  hppa*64*-*-hpux*) ;;
  hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
  hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
esac
esac
case " $configdirs " in
case " $configdirs " in
*" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
*" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
esac
esac
AC_SUBST(compare_exclusions)
AC_SUBST(compare_exclusions)
AC_CONFIG_FILES([Makefile],
AC_CONFIG_FILES([Makefile],
  [sed "$extrasub_build" Makefile |
  [sed "$extrasub_build" Makefile |
   sed "$extrasub_host" |
   sed "$extrasub_host" |
   sed "$extrasub_target" > mf$$
   sed "$extrasub_target" > mf$$
   mv -f mf$$ Makefile],
   mv -f mf$$ Makefile],
  [extrasub_build="$extrasub_build"
  [extrasub_build="$extrasub_build"
   extrasub_host="$extrasub_host"
   extrasub_host="$extrasub_host"
   extrasub_target="$extrasub_target"])
   extrasub_target="$extrasub_target"])
AC_OUTPUT
AC_OUTPUT
 
 

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