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#!/bin/sh

### WARNING: this file contains embedded tabs.  Do not run untabify on this file.

# Configuration script
# Copyright (C) 1988, 90, 91, 92, 93, 94, 95, 96, 97, 98, 1999, 2000, 2001,
# 2002 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

# This file was originally written by K. Richard Pixley.

#
# Shell script to create proper links to machine-dependent files in
# preparation for compilation.
#
# If configure succeeds, it leaves its status in config.status.
# If configure fails after disturbing the status quo, 
#       config.status is removed.
#

export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)

remove=rm
hard_link=ln
symbolic_link='ln -s'

#for Test
#remove="echo rm"
#hard_link="echo ln"
#symbolic_link="echo ln -s"

# clear some things potentially inherited from environment.

Makefile=Makefile
Makefile_in=Makefile.in
arguments=
build_alias=
cache_file=config.cache
cache_file_option=
configdirs=
extraconfigdirs=
diroptions=
enable_threads=no
enable_shared=no
enable_libstdcxx_v3=yes
exec_prefix=
exec_prefixoption=
fatal=
floating_point=default
gas=default
gcc_version=
gcc_version_trigger=
host_alias=NOHOST
host_makefile_frag=
moveifchange=
norecursion=
other_options=
package_makefile_frag=
package_makefile_rules_frag=
prefix=/usr/local
progname=
program_prefix=
program_prefixoption=
program_suffix=
program_suffixoption=
program_transform_name=
program_transform_nameoption=
redirect=
removing=
site=
site_makefile_frag=
site_option=
srcdir=
srctrigger=
subdirs=
target_alias=NOTARGET
target_makefile_frag=
undefs=NOUNDEFS
version="$Revision: 1.2 $"
x11=default
bindir='${exec_prefix}/bin'
sbindir='${exec_prefix}/sbin'
libexecdir='${exec_prefix}/libexec'
datadir='${prefix}/share'
sysconfdir='${prefix}/etc'
sharedstatedir='${prefix}/com'
localstatedir='${prefix}/var'
libdir='${exec_prefix}/lib'
includedir='${prefix}/include'
oldincludedir='/usr/include'
infodir='${prefix}/info'
mandir='${prefix}/man'

### we might need to use some other shell than /bin/sh for running subshells

### If we are on Windows, search for the shell.  This will permit people
### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
### without also having to set CONFIG_SHELL.  This code will work when
### using bash, which sets OSTYPE.
case "${OSTYPE}" in
*win32*)
  if [ x${CONFIG_SHELL} = x ]; then
    if [ ! -f /bin/sh ]; then
      if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
        CONFIG_SHELL=${SHELL}
        export CONFIG_SHELL
      else
        for prog in sh sh.exe bash bash.exe; do
          IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
          for dir in $PATH; do
            test -z "$dir" && dir=.
            if test -f $dir/$prog; then
              CONFIG_SHELL=$dir/$prog
              export CONFIG_SHELL
              break
            fi
          done
          IFS="$save_ifs"
          test -n "${CONFIG_SHELL}" && break
        done
      fi
    fi
  fi
  ;;
esac

config_shell=${CONFIG_SHELL-/bin/sh}

NO_EDIT="This file was generated automatically by configure.  Do not edit."

## this is a little touchy and won't always work, but...
##
## if the argv[0] starts with a slash then it is an absolute name that can (and
## must) be used as is.
##
## otherwise, if argv[0] has no slash in it, we can assume that it is on the
## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
##

progname=$0
# if PWD already has a value, it is probably wrong.
if [ -n "$PWD" ]; then PWD=`${PWDCMD-pwd}`; fi

case "${progname}" in
/* | [A-Za-z]:[\\/]* ) ;;
*/*) ;;
*)
        PATH=$PATH:${PWD=`${PWDCMD-pwd}`} ; export PATH
        ;;
esac

# Export original configure arguments for use by sub-configures.
TOPLEVEL_CONFIGURE_ARGUMENTS="$progname $@"
export TOPLEVEL_CONFIGURE_ARGUMENTS

# Loop over all args

while :
do

# Break out if there are no more args
        case $# in
        0)
                break
                ;;
        esac

# Get the first arg, and shuffle
        option=$1
        shift

# Make all options have two hyphens
        orig_option=$option     # Save original for error messages
        case $option in
        --*) ;;
        -*) option=-$option ;;
        esac
                
# Split out the argument for options that take them
        case $option in
        --*=*)
                optarg=`echo $option | sed -e 's/^[^=]*=//'`
                arguments="$arguments $option"
                ;;
# These options have mandatory values.  Since we didn't find an = sign,
# the value must be in the next argument
        --bu* | --cache* | --ex* | --ho* | --pre* | --program-p* | --program-s* | --program-t* | --si* | --sr* | --ta* | --tm* | --x-* | --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*)
                optarg=$1
                shift
                arguments="$arguments $option=$optarg"
                ;;
        --v)
                arguments="$arguments -v"
                ;;
        --*)
                arguments="$arguments $option"
                ;;
        esac

# Now, process the options
        case $option in

        --bi*)
                bindir=$optarg
                diroptions="$diroptions --bindir=$optarg"
                ;;
        --build* | --bu*)
                case "$build_alias" in
                "") build_alias=$optarg ;;
                *) echo '***' Can only configure for one build machine at a time.  1>&2
                   fatal=yes
                   ;;
                esac
                ;;
        --cache*)
                cache_file=$optarg
                ;;
        --da*)
                datadir=$optarg
                diroptions="$diroptions --datadir=$optarg"
                ;;
        --disable-*)
                enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
                eval $enableopt=no
                disableoptions="$disableoptions $option"
                ;;
        --enable-*)
                case "$option" in
                *=*)    ;;
                *)      optarg=yes ;;
                esac

                enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
                eval "$enableopt=\$optarg"
                enableoptions="$enableoptions '$option'"
                ;;
        --exec-prefix* | --ex*)
                exec_prefix=$optarg
                exec_prefixoption="--exec-prefix=$optarg"
                ;;
        --gas | --g*)
                gas=yes
                ;;
        --help | --he*)
                fatal=yes
                ;;
        --host* | --ho*)
                case $host_alias in
                NOHOST) host_alias=$optarg ;;
                *) echo '***' Can only configure for one host at a time.  1>&2
                   fatal=yes
                   ;;
                esac
                ;;
        --inc*)
                includedir=$optarg
                diroptions="$diroptions --includedir=$optarg"
                ;;
        --inf*)
                infodir=$optarg
                diroptions="$diroptions --infodir=$optarg"
                ;;
        --libd*)
                libdir=$optarg
                diroptions="$diroptions --libdir=$optarg"
                ;;
        --libe*)
                libexecdir=$optarg
                diroptions="$diroptions --libexecdir=$optarg"
                ;;
        --lo*)
                localstatedir=$optarg
                diroptions="$diroptions --localstatedir=$optarg"
                ;;
        --ma*)
                mandir=$optarg
                diroptions="$diroptions --mandir=$optarg"
                ;;
        --nfp | --nf*)
                floating_point=no
                floating_pointoption="--nfp"
                ;;
        --norecursion | --no*)
                norecursion=yes
                ;;
        --ol*)
                oldincludedir=$optarg
                diroptions="$diroptions --oldincludedir=$optarg"
                ;;
        --prefix* | --pre*)
                prefix=$optarg
                prefixoption="--prefix=$optarg"
                ;;
        --program-prefix* | --program-p*)
                program_prefix=$optarg
                program_prefixoption="--program-prefix=$optarg"
                ;;
        --program-suffix* | --program-s*)
                program_suffix=$optarg
                program_suffixoption="--program-suffix=$optarg"
                ;;
        --program-transform-name* | --program-t*)
                # Double any backslashes or dollar signs in the argument
                program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
                program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
                ;;
        --rm)
                removing=--rm
                ;;
        --sb*)
                sbindir=$optarg
                diroptions="$diroptions --sbindir=$optarg"
                ;;
        --sh*)
                sharedstatedir=$optarg
                diroptions="$diroptions --sharedstatedir=$optarg"
                ;;
        --silent | --sil* | --quiet | --q*)
                redirect=">/dev/null"
                verbose=--silent
                ;;
        --site* | --sit*)
                site=$optarg
                site_option="--site=$optarg"
                ;;
        --srcdir*/ | --sr*/)
                # Remove trailing slashes.  Otherwise, when the file name gets
                # bolted into an object file as debug info, it has two slashes
                # in it.  Ordinarily this is ok, but emacs takes double slash
                # to mean "forget the first part".
                srcdir=`echo $optarg | sed -e 's:/$::'`
                ;;
        --srcdir* | --sr*)
                srcdir=$optarg
                ;;
        --sy*)
                sysconfdir=$optarg
                diroptions="$diroptions --sysconfdir=$optarg"
                ;;
        --target* | --ta*)
                case $target_alias in
                NOTARGET) target_alias=$optarg ;;
                *) echo '***' Can only configure for one target at a time.  1>&2
                   fatal=yes
                   ;;
                esac
                ;;
        --tmpdir* | --tm*)
                TMPDIR=$optarg
                tmpdiroption="--tmpdir=$optarg"
                ;;
        --verbose | --v | --verb*)
                redirect=
                verbose=--verbose
                ;;
        --version | --V | --vers*)
                echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
                exit 0
                ;;
        --with-*)
                case "$option" in
                *=*)    ;;
                *)      optarg=yes ;;
                esac

                withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
                eval $withopt="\$optarg"
                withoptions="$withoptions $option"
                ;;
        --without-*)
                withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
                eval $withopt=no
                withoutoptions="$withoutoptions $option"
                ;;
        --x)    with_x=yes
                withoptions="$withoptions --with-x"
                ;;
        --x-i* | --x-l*) other_options="$other_options $orig_option"
                ;;
        --*)
                echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
                exit 1
                ;;
        *)
                case $undefs in
                NOUNDEFS) undefs=$option ;;
                *) echo '***' Can only configure for one host and one target at a time.  1>&2
                   fatal=yes
                   ;;
                esac
                ;;
        esac
done

# process host and target

# Do some error checking and defaulting for the host and target type.
# The inputs are:
#    configure --host=HOST --target=TARGET UNDEFS
#
# The rules are:
# 1. You aren't allowed to specify --host, --target, and undefs at the
#    same time.
# 2. Host defaults to undefs.
# 3. If undefs is not specified, then host defaults to the current host,
#    as determined by config.guess.
# 4. Target defaults to undefs.
# 5. If undefs is not specified, then target defaults to host.

case "${fatal}" in
"")
        # Make sure that host, target & undefs aren't all specified at the
        # same time.
        case $host_alias---$target_alias---$undefs in
        NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
                ;;
        *) echo '***' Can only configure for one host and one target at a time.  1>&2
           fatal=yes
           break 2
                ;;
        esac

        # Now, do defaulting for host.
        case $host_alias in
        NOHOST)
                case $undefs in
                NOUNDEFS)
                        # Neither --host option nor undefs were present.
                        # Call config.guess.
                        guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
                        if host_alias=`${config_shell} ${guesssys}`
                        then
                                # If the string we are going to use for
                                # the target is a prefix of the string
                                # we just guessed for the host, then
                                # assume we are running native, and force
                                # the same string for both target and host.
                                case $target_alias in
                                NOTARGET) ;;
                                *)
                                        if expr $host_alias : $target_alias >/dev/null
                                        then
                                                host_alias=$target_alias
                                        fi
                                        ;;
                                esac
                                echo "Configuring for a ${host_alias} host."
                                arguments="--host=$host_alias $arguments"
                        else
                                echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
                                fatal=yes
                        fi
                        ;;
                *)
                        host_alias=$undefs
                        arguments="--host=$host_alias $arguments"
                        undefs=NOUNDEFS
                        ;;
                esac
        esac

        # Do defaulting for target.  If --target option isn't present, default
        # to undefs.  If undefs isn't present, default to host.
        case $target_alias in
        NOTARGET)
                case $undefs in
                NOUNDEFS)
                        target_alias=$host_alias
                        ;;
                *)
                        target_alias=$undefs
                        arguments="--target=$target_alias $arguments"
                        ;;
                esac
        esac
        ;;
*) ;;
esac

if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
        exec 1>&2
        echo Usage: configure [OPTIONS] [HOST]
        echo
        echo Options: [defaults in brackets]
        echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
        echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
        echo ' --help                    print this message [normal config]'
        echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
        echo ' --host=HOST               configure for HOST [determined via config.guess]'
        echo ' --norecursion             configure this directory only [recurse]'
        echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
        echo ' --program-suffix=FOO      append FOO to installed program names [""]'
        echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
        echo ' --site=SITE               configure with site-specific makefile for SITE'
        echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
        echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
        echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
        echo ' --nfp                     configure for software floating point [hard float]'
        echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
        echo ' --without-FOO             package FOO is NOT available'
        echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
        echo ' --disable-FOO             do not include feature FOO'
        echo
        echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
        echo
        if [ -r config.status ] ; then
                cat config.status
        fi

        exit 1
fi

configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
## the sed command below emulates the dirname command
topsrcdir=`cd \`echo ${progname} | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'\`; ${PWDCMD-pwd}`


# this is a hack.  sun4 must always be a valid host alias or this will fail.
if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
        true
else
        echo '***' cannot find config.sub.  1>&2
        exit 1
fi

touch config.junk
if ${config_shell} ${moveifchange} config.junk config.trash ; then
        true
else
        echo '***' cannot find move-if-change.  1>&2
        exit 1
fi
rm -f config.junk config.trash

case "${srcdir}" in
"")
        if [ -r configure.in ] ; then
                srcdir=.
        else
                if [ -r ${progname}.in ] ; then
                        srcdir=`echo ${progname} | sed 's:/configure$::'`
                else
                        echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
                        exit 1
                fi
        fi
        ;;
*)
        # Set srcdir to "." if that's what it is.
        # This is important for multilib support.
        if [ ! -d ${srcdir} ] ; then
                echo "Invalid source directory ${srcdir}" >&2
                exit 1
        fi
        pwd=`${PWDCMD-pwd}`
        srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
        if [ "${pwd}" = "${srcpwd}" ] ; then
                srcdir=.
        fi
esac

### warn about some conflicting configurations.

case "${srcdir}" in
".") ;;
*)
        if [ -f ${srcdir}/config.status ] ; then
                echo '***' Cannot configure here in \"${PWD=`${PWDCMD-pwd}`}\" when \"${srcdir}\" is currently configured. 1>&2
                exit 1
        fi
esac

# default exec_prefix
case "${exec_prefixoption}" in
"") exec_prefix="\$(prefix)" ;;
*) ;;
esac

# Define the trigger file to make sure configure will re-run whenever
# the gcc version number changes.
if [ "${with_gcc_version_trigger+set}" = set ]; then
    gcc_version_trigger="$with_gcc_version_trigger"
    gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
else
    # If gcc's sources are available, define the trigger file.
    if [ -f ${topsrcdir}/gcc/version.c ] ; then
        gcc_version_trigger=${topsrcdir}/gcc/version.c
        gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
        case "$arguments" in
          *--with-gcc-version-trigger=$gcc_version_trigger* )
            ;;
          * )
            # Make sure configure.in knows about this.
            arguments="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
            ;;
        esac
        withoptions="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
    fi
fi

### break up ${srcdir}/configure.in.
case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
"")
        echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
        # Check for a directory that's been converted to use autoconf since
        # it was last configured.
        if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
          echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
          if [ -r ${srcdir}/configure ] ; then
            echo '***' Running the local configure script. 1>&2
            case "${cache_file}" in
            "") cache_file_option= ;;
            *)  cache_file_option="--cache-file=${cache_file}" ;;
            esac
            srcdiroption="--srcdir=${srcdir}"
            case "${build_alias}" in
            "") buildopt= ;;
            *)  buildopt="--build=${build_alias}" ;;
            esac
            eval exec ${config_shell} ${srcdir}/configure ${verbose} \
                ${buildopt} --host=${host_alias} --target=${target_alias} \
                ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
                ${srcdiroption} ${diroptions} \
                ${program_prefixoption} ${program_suffixoption} \
                ${program_transform_nameoption} ${site_option} \
                ${withoptions} ${withoutoptions} \
                ${enableoptions} ${disableoptions} ${floating_pointoption} \
                ${cache_file_option} ${removing} ${other_options} ${redirect}
          else
            echo '***' There is no configure script present though. 1>&2
          fi
        fi
        exit 1
        ;;
*) ;;
esac

case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
"")
        echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
        exit 1
        ;;
*) ;;
esac

case "${TMPDIR}" in
"") TMPDIR=/tmp ; export TMPDIR ;;
*) ;;
esac

# keep this filename short for &%*%$*# 14 char file names and 8+3 file names
tmpdir=${TMPDIR}/cNf$$
mkdir ${tmpdir} || exit 1
tmpfile=${tmpdir}/cNf$$
# Note that under many versions of sh a trap handler for 0 will *override* any
# exit status you explicitly specify!  At this point, the only non-error exit
# is at the end of the script; these actions are duplicated there, minus
# the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
# trap handler, or you'll lose.
trap "rm -rf Makefile.tem ${tmpdir}; exit 1" 0 1 2 15

# split ${srcdir}/configure.in into common, per-host, per-target,
# and post-target parts.  Post-target is optional.
sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
  sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
  sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
else
  sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
  echo >${tmpfile}.pos
fi

### do common part of configure.in

# If the language specific compiler does not exist, but the "gcc" directory does,
# we will skip this directory; in this case the sub-directory's common part
# of configure.in will create a small shell script "skip-this-dir" containing
# commands to completely clean up any temporary or created files.

. ${tmpfile}.com

if test -f skip-this-dir; then
        # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
        # and reset the trap handler.
        trap 0
        rm -rf Makefile* ${tmpdir}
        # Execute the final clean-up actions
        ${config_shell} skip-this-dir
        # and stop configuring this directory.
        exit 0
fi

# some sanity checks on configure.in
case "${srctrigger}" in
"")
        echo '***' srctrigger not set in ${PWD=`${PWDCMD-pwd}`}/configure.in.  1>&2
        exit 1
        ;;
*) ;;
esac

case "${build_alias}" in
"")
        if result=`${config_shell} ${configsub} ${host_alias}` ; then
            build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
            build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
            build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
            build=${build_cpu}-${build_vendor}-${build_os}
            build_alias=${host_alias}
        fi
        ;;
*)
        if result=`${config_shell} ${configsub} ${build_alias}` ; then
            buildopt="--build=${build_alias}"
            build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
            build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
            build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
            build=${build_cpu}-${build_vendor}-${build_os}
        else
            echo "Unrecognized build system name ${build_alias}." 1>&2
            exit 1
        fi
        ;;
esac

if result=`${config_shell} ${configsub} ${host_alias}` ; then
    true
else
    echo "Unrecognized host system name ${host_alias}." 1>&2
    exit 1
fi
host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
host=${host_cpu}-${host_vendor}-${host_os}

. ${tmpfile}.hst

if result=`${config_shell} ${configsub} ${target_alias}` ; then
    true
else
    echo "Unrecognized target system name ${target_alias}." 1>&2
    exit 1
fi
target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
target=${target_cpu}-${target_vendor}-${target_os}

. ${tmpfile}.tgt

# Find the source files, if location was not specified.
case "${srcdir}" in
"")
        srcdirdefaulted=1
        srcdir=.
        if [ ! -r ${srctrigger} ] ; then
                srcdir=..
        fi
        ;;
*) ;;
esac

if [ ! -r ${srcdir}/${srctrigger} ] ; then
        case "${srcdirdefaulted}" in
        "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`${PWDCMD-pwd}`}/${srcdir}" 1>&2 ;;
        *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`${PWDCMD-pwd}`}/. or ${PWD=`${PWDCMD-pwd}`}/.." 1>&2 ;;
        esac

        echo '***' \(At least ${srctrigger} is missing.\) 1>&2
        exit 1
fi

# 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.
tooldir='$(exec_prefix)'/${target_alias}

if [ "${host_alias}" != "${target_alias}" ] ; then
    if [ "${program_prefixoption}" = "" ] ; then
        if [ "${program_suffixoption}" = "" ] ; then 
            if [ "${program_transform_nameoption}" = "" ] ; then
                program_prefix=${target_alias}- ;
            fi
        fi
    fi
fi

# Merge program_prefix and program_suffix onto program_transform_name.
# (program_suffix used to use $, but it's hard to preserve $ through both
# make and sh.)
if [ "${program_suffix}" != "" ] ; then
    program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
fi

if [ "${program_prefix}" != "" ] ; then
    program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
fi

# If CC and CXX are not set in the environment, and the Makefile
# exists, try to extract them from it.  This is to handle running
# ./config.status by hand.
if [ -z "${CC}" ] && [ -r Makefile ]; then
  sed -n -e ':loop
/\\$/ N
s/\\\n//g
t loop
/^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
  CC=`tail -1 Makefile.cc`
  rm -f Makefile.cc
fi

if [ -z "${CFLAGS}" ] && [ -r Makefile ]; then
  sed -n -e ':loop
/\\$/ N
s/\\\n//g
t loop
/^CFLAGS[       ]*=/ s/CFLAGS[  ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
  CFLAGS=`tail -1 Makefile.cc`
  rm -f Makefile.cc
fi

if [ -z "${CXX}" ] && [ -r Makefile ]; then
  sed -n -e ':loop
/\\$/ N
s/\\\n//g
t loop
/^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
  CXX=`tail -1 Makefile.cc`
  rm -f Makefile.cc
fi

if [ -z "${CXXFLAGS}" ] && [ -r Makefile ]; then
  sed -n -e ':loop
/\\$/ N
s/\\\n//g
t loop
/^CXXFLAGS[     ]*=/ s/CXXFLAGS[        ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
  CXXFLAGS=`tail -1 Makefile.cc`
  rm -f Makefile.cc
fi

# Generate a default definition for YACC.  This is used if the makefile can't
# locate bison or byacc in objdir.

for prog in 'bison -y' byacc yacc
do
  set dummy $prog; tmp=$2
  IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
  for dir in $PATH; do
    test -z "$dir" && dir=.
    if test -f $dir/$tmp; then
      DEFAULT_YACC="$prog"
      break
    fi
  done
  IFS="$save_ifs"

  test -n "$DEFAULT_YACC" && break
done

# Generate a default definition for M4.  This is used if the makefile can't
# locate m4 in objdir.

for prog in gm4 gnum4 m4
do
  set dummy $prog; tmp=$2
  IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
  for dir in $PATH; do
    test -z "$dir" && dir=.
    if test -f $dir/$tmp; then
      DEFAULT_M4="$prog"
      break
    fi
  done
  IFS="$save_ifs"

  test -n "$DEFAULT_M4" && break
done

# Generate a default definition for LEX.  This is used if the makefile can't
# locate flex in objdir.

for prog in flex lex
do
  set dummy $prog; tmp=$2
  IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
  for dir in $PATH; do
    test -z "$dir" && dir=.
    if test -f $dir/$tmp; then
      DEFAULT_LEX="$prog"
      break
    fi
  done
  IFS="$save_ifs"

  test -n "$DEFAULT_LEX" && break
done

if [ "${build}" != "${host}" ]; then
  # If we are doing a Canadian Cross, in which the host and build systems
  # are not the same, we set reasonable default values for the tools.

  tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
  tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET GCJ_FOR_TARGET"
  tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET BUILD_PREFIX"
  tools="${tools} BUILD_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
  tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
  tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
  tools="${tools} OBJCOPY OBJDUMP"

  for var in ${tools}; do
    if eval [ -z \"\$${var}\" ] && [ -r Makefile ]; then
      sed -n -e ':loop
/\\$/ N
s/\\\n//g
t loop
/^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
        < Makefile > Makefile.v
      t=`tail -1 Makefile.v`
      if [ -n "${t}" ]; then
        eval "${var}=\${t}"
      fi
      rm -f Makefile.v
    fi
  done

  AR=${AR-${host_alias}-ar}
  AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
  AS=${AS-${host_alias}-as}
  AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
  BISON=${BISON-bison}
  CC=${CC-${host_alias}-gcc}
  CFLAGS=${CFLAGS-"-g -O2"}
  CXX=${CXX-${host_alias}-c++}
  CXXFLAGS=${CXXFLAGS-"-g -O2"}
  CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
  CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
  CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
  GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
  DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
  DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
  GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
  BUILD_PREFIX=${build_alias}-
  BUILD_PREFIX_1=${build_alias}-
  LD=${LD-${host_alias}-ld}
  LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
  MAKEINFO=${MAKEINFO-makeinfo}
  NM=${NM-${host_alias}-nm}
  NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
  RANLIB=${RANLIB-${host_alias}-ranlib}
  RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
  WINDRES=${WINDRES-${host_alias}-windres}
  WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
  OBJCOPY=${OBJCOPY-${host_alias}-objcopy}
  OBJDUMP=${OBJDUMP-${host_alias}-objdump}

  if [ -z "${YACC}" ]; then
    IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
    for dir in $PATH; do
      test -z "$dir" && dir=.
      if test -f $dir/bison; then
        YACC="bison -y"
        break
      fi
      if test -f $dir/byacc; then
        YACC=byacc
        break
      fi
      if test -f $dir/yacc; then
        YACC=yacc
        break
      fi
    done
    IFS="$save_ifs"
    if [ -z "${YACC}" ]; then
      YACC="bison -y"
    fi
  fi

  if [ -z "${LEX}" ]; then
    IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
    for dir in $PATH; do
      test -z "$dir" && dir=.
      if test -f $dir/flex; then
        LEX=flex
        break
      fi
      if test -f $dir/lex; then
        LEX=lex
        break
      fi
    done
    IFS="$save_ifs"
    LEX=${LEX-flex}
  fi

  # Export variables which autoconf might try to set.
  export AS
  export AR
  export CC_FOR_BUILD
  export DLLTOOL
  export LD
  export NM
  export RANLIB
  export WINDRES
  export OBJCOPY
  export OBJDUMP
else
  # If CC is still not set, try to get gcc.
  if [ -z "${CC}" ]; then
    IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
    for dir in $PATH; do
      test -z "$dir" && dir=.
      if test -f $dir/gcc; then
        CC="gcc"
        echo 'void f(){}' > conftest.c
        if test -z "`${CC} -g -c conftest.c 2>&1`"; then
          CFLAGS=${CFLAGS-"-g -O2"}
          CXXFLAGS=${CXXFLAGS-"-g -O2"}
        else
          CFLAGS=${CFLAGS-"-O2"}
          CXXFLAGS=${CXXFLAGS-"-O2"}
        fi
        rm -f conftest*
        break
      fi
    done
    IFS="$save_ifs"
    CC=${CC-cc}
  else
    if test -z "${CFLAGS}"; then
      # Here CC is set but CFLAGS is not.  Use a quick hack to use -O2 if CC
      # is set to a version of gcc.
      case "${CC}" in
      *gcc)
        echo 'void f(){}' > conftest.c
        if test -z "`${CC} -g -c conftest.c 2>&1`"; then
          CFLAGS=${CFLAGS-"-g -O2"}
          CXXFLAGS=${CXXFLAGS-"-g -O2"}
        else
          CFLAGS=${CFLAGS-"-O2"}
          CXXFLAGS=${CXXFLAGS-"-O2"}
        fi
        rm -f conftest*
        ;;
      esac
    fi
  fi

  CXX=${CXX-"c++"}
  CFLAGS=${CFLAGS-"-g"}
  CXXFLAGS=${CXXFLAGS-"-g -O2"}
fi

export CC
export CXX
export CFLAGS
export CXXFLAGS

all_build_modules=
if test x"${build_alias}" != x"${host_alias}"
then
  all_build_modules='$(ALL_BUILD_MODULES_LIST)'
fi

for subdir in . ${subdirs} ; do

    # ${subdir} is relative path from . to the directory we're currently
    # configuring.
    # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
    invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`

    ### figure out what to do with srcdir
    case "${srcdir}" in
        ".")  # no -srcdir option.  We're building in place.
                makesrcdir=. ;;
        /* | [A-Za-z]:[\\/]* ) # absolute path
                makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
                ;;
        *) # otherwise relative
                case "${subdir}" in
                .) makesrcdir=${srcdir} ;;
                *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
                esac
                ;;
    esac

    if [ "${subdir}/" != "./" ] ; then
        Makefile=${subdir}/Makefile
    fi

    if [ ! -d ${subdir} ] ; then
        if mkdir ${subdir} ; then
                true
        else
                echo '***' "${progname}: could not make ${PWD=`${PWDCMD-pwd}`}/${subdir}" 1>&2
                exit 1
        fi
    fi

    case "${removing}" in
    "")
        case "${subdir}" in
        .) ;;
        *) eval echo Building in ${subdir} ${redirect} ;;
        esac

        # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
        # Set up the list of links to be made.
        # ${links} is the list of link names, and ${files} is the list of names to link to.

        # Make the links.
        configlinks="${links}"
        if [ -r ${subdir}/config.status ] ; then
                mv -f ${subdir}/config.status ${subdir}/config.back
        fi
        while [ -n "${files}" ] ; do
                # set file to car of files, files to cdr of files
                set ${files}; file=$1; shift; files=$*
                set ${links}; link=$1; shift; links=$*

                if [ ! -r ${srcdir}/${file} ] ; then
                  if [ ! -r ${file} ] ; then
                    
                        echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
                        echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
                        exit 1
                  else
                        srcfile=${file}
                  fi
                else
                        srcfile=${srcdir}/${file}
                fi

                ${remove} -f ${link}
                # Make a symlink if possible, otherwise try a hard link
                if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
                        true
                else
                        # We need to re-remove the file because Lynx leaves a 
                        # very strange directory there when it fails an NFS symlink.
                        ${remove} -r -f ${link}
                        ${hard_link} ${srcfile} ${link}
                fi
                if [ ! -r ${link} ] ; then
                        echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
                        exit 1
                fi

                echo "Linked \"${link}\" to \"${srcfile}\"."
        done

        # Create a .gdbinit file which runs the one in srcdir
        # and tells GDB to look there for source files.

        if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
                case ${srcdir} in
                .) ;;
                *) cat > ${subdir}/.gdbinit <<EOF
# ${NO_EDIT}
dir ${makesrcdir}
dir .
source ${makesrcdir}/.gdbinit
EOF
                        ;;
                esac
        fi

        # Install a makefile, and make it set VPATH
        # if necessary so that the sources are found.
        # Also change its value of srcdir.
        # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
        # been somewhat optimized and is perhaps a bit twisty.

        # code is order so as to try to sed the smallest input files we know.
        # so do these separately because I don't trust the order of sed -e expressions.

        # the five makefile fragments MUST end up in the resulting Makefile in this order: 
        # package macros, target, host, site, and package rules.

        if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then

            # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
            rm -f ${subdir}/${Makefile}.tem
            case "${package_makefile_rules_frag}" in
              "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
              *)
                      if [ ! -f ${package_makefile_rules_frag} ] ; then
                              package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
                      fi
                      if [ -f ${package_makefile_rules_frag} ] ; then
                              sed -e "/^####/  r ${package_makefile_rules_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}.tem
                      else
                              echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
                              echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
                              cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
                      fi
            esac
            # working copy now in ${Makefile}.tem

            # Conditionalize for this site.
            rm -f ${Makefile}
              case "${site}" in
              "") mv ${subdir}/Makefile.tem ${Makefile} ;;
              *)
                      site_makefile_frag=${srcdir}/config/ms-${site}

                      if [ -f ${site_makefile_frag} ] ; then
                              sed -e "/^####/  r ${site_makefile_frag}" ${subdir}/Makefile.tem \
                                      > ${Makefile}
                      else
                              mv ${subdir}/Makefile.tem ${Makefile}
                              site_makefile_frag=
                      fi
                      ;;
            esac
            # working copy now in ${Makefile}

            # Conditionalize the makefile for this host.
            rm -f ${subdir}/Makefile.tem
            case "${host_makefile_frag}" in
              "") mv ${Makefile} ${subdir}/Makefile.tem ;;
              *)
                      if [ ! -f ${host_makefile_frag} ] ; then
                              host_makefile_frag=${srcdir}/${host_makefile_frag}
                      fi
                      if [ -f ${host_makefile_frag} ] ; then
                              sed -e "/^####/  r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
                      else
                              echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
                              echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
                              mv ${Makefile} ${subdir}/Makefile.tem
                      fi
            esac
            # working copy now in ${subdir)/Makefile.tem

            # Conditionalize the makefile for this target.
            rm -f ${Makefile}
            case "${target_makefile_frag}" in
              "") mv ${subdir}/Makefile.tem ${Makefile} ;;
              *)
                      if [ ! -f ${target_makefile_frag} ] ; then
                              target_makefile_frag=${srcdir}/${target_makefile_frag}
                      fi
                      if [ -f ${target_makefile_frag} ] ; then
                              sed -e "/^####/  r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
                      else
                              mv ${subdir}/Makefile.tem ${Makefile}
                              target_makefile_frag=
                      fi
                      ;;
            esac
            # working copy now in ${Makefile}

            # Emit the default values of this package's macros.
            rm -f ${subdir}/Makefile.tem
            case "${package_makefile_frag}" in
              "") mv ${Makefile} ${subdir}/Makefile.tem ;;
              *)
                      if [ ! -f ${package_makefile_frag} ] ; then
                              package_makefile_frag=${srcdir}/${package_makefile_frag}
                      fi
                      if [ -f ${package_makefile_frag} ] ; then
                              sed -e "/^####/  r ${package_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
                      else
                              echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
                              echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
                              mv ${Makefile} ${subdir}/Makefile.tem
                      fi
            esac
            # real copy now in ${subdir}/Makefile.tem

            # prepend warning about editing, and a bunch of variables.
            rm -f ${Makefile}
            cat > ${Makefile} <<EOF
# ${NO_EDIT}
VPATH = ${makesrcdir}
links = ${configlinks}
host_alias = ${host_alias}
host_cpu = ${host_cpu}
host_vendor = ${host_vendor}
host_os = ${host_os}
host_canonical = ${host_cpu}-${host_vendor}-${host_os}
target_alias = ${target_alias}
target_cpu = ${target_cpu}
target_vendor = ${target_vendor}
target_os = ${target_os}
target_canonical = ${target_cpu}-${target_vendor}-${target_os}
EOF
            case "${build}" in
              "") ;;
              *)  cat >> ${Makefile} << EOF
build_alias = ${build_alias}
build_cpu = ${build_cpu}
build_vendor = ${build_vendor}
build_os = ${build_os}
build_canonical = ${build_cpu}-${build_vendor}-${build_os}
EOF
            esac

            case "${package_makefile_frag}" in
              "") ;;
              /* | [A-Za-z]:[\\/]* ) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
              *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
            esac

            case "${target_makefile_frag}" in
              "") ;;
              /* | [A-Za-z]:[\\/]* ) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
              *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
            esac

            case "${host_makefile_frag}" in
              "") ;;
              /* | [A-Za-z]:[\\/]* ) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
              *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
            esac

            if [ "${site_makefile_frag}" != "" ] ; then
                echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
            fi 

            echo enable_shared = ${enable_shared} >> ${Makefile}
            echo enable_threads = ${enable_threads} >> ${Makefile}
            # record if we want to rumtime library stuff installed in libsubdir.
            if test -z "${enable_version_specific_runtime_libs}"; then
                echo enable_version_specific_runtime_libs = no >> ${Makefile}
            else
                echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
            fi

            # Emit a macro which describes the file containing gcc's
            # version number.
            echo gcc_version_trigger = ${gcc_version_trigger} >> ${Makefile}
            # And emit a macro defining gcc's version number.
            echo gcc_version = ${gcc_version} >> ${Makefile}

            # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
            # remove any form feeds.
            if [ -z "${subdirs}" ]; then
                rm -f ${subdir}/Makefile.tm2
                sedtemp=sed.$$
                cat >$sedtemp <<EOF
s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:
s:^NONSUBDIRS[  ]*=.*$:NONSUBDIRS = ${noconfigdirs}:
EOF
                sed -f $sedtemp \
                    ${subdir}/Makefile.tem > ${subdir}/Makefile.tm2
                rm -f $sedtemp
                rm -f ${subdir}/Makefile.tem
                mv ${subdir}/Makefile.tm2 ${subdir}/Makefile.tem
            fi
            sed     -e "s|^prefix[      ]*=.*$|prefix = ${prefix}|" \
                    -e "s|^exec_prefix[         ]*=.*$|exec_prefix = ${exec_prefix}|" \
                    -e "s|^bindir[      ]*=.*$|bindir = ${bindir}|" \
                    -e "s|^sbindir[     ]*=.*$|sbindir = ${sbindir}|" \
                    -e "s|^libexecdir[  ]*=.*$|libexecdir = ${libexecdir}|" \
                    -e "s|^datadir[     ]*=.*$|datadir = ${datadir}|" \
                    -e "s|^sysconfdir[  ]*=.*$|sysconfdir = ${sysconfdir}|" \
                    -e "s|^sharedstatedir[      ]*=.*$|sharedstatedir = ${sharedstatedir}|" \
                    -e "s|^localstatedir[       ]*=.*$|localstatedir = ${localstatedir}|" \
                    -e "s|^libdir[      ]*=.*$|libdir = ${libdir}|" \
                    -e "s|^includedir[  ]*=.*$|includedir = ${includedir}|" \
                    -e "s|^oldincludedir[       ]*=.*$|oldincludedir = ${oldincludedir}|" \
                    -e "s|^infodir[     ]*=.*$|infodir = ${infodir}|" \
                    -e "s|^mandir[      ]*=.*$|mandir = ${mandir}|" \
                    -e "s|^ALL_BUILD_MODULES =.*|ALL_BUILD_MODULES =${all_build_modules}|" \
                    -e "/^CC[   ]*=/{
                        :loop1
                        /\\\\$/ N
                        s/\\\\\\n//g
                        t loop1
                        s%^CC[  ]*=.*$%CC = ${CC}%
                        }" \
                    -e "/^CXX[  ]*=/{
                        :loop2
                        /\\\\$/ N
                        s/\\\\\\n//g
                        t loop2
                        s%^CXX[         ]*=.*$%CXX = ${CXX}%
                        }" \
                    -e "/^CFLAGS[       ]*=/{
                        :loop3
                        /\\\\$/ N
                        s/\\\\\\n//g
                        t loop3
                        s%^CFLAGS[      ]*=.*$%CFLAGS = ${CFLAGS}%
                        }" \
                    -e "/^CXXFLAGS[     ]*=/{
                        :loop4
                        /\\\\$/ N
                        s/\\\\\\n//g
                        t loop4
                        s%^CXXFLAGS[    ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
                        }" \
                    -e "s|^SHELL[        ]*=.*$|SHELL = ${config_shell}|" \
                    -e "s|^srcdir[      ]*=.*$|srcdir = ${makesrcdir}|" \
                    -e "s///" \
                    -e "s:^program_prefix[      ]*=.*$:program_prefix = ${program_prefix}:" \
                    -e "s:^program_suffix[      ]*=.*$:program_suffix = ${program_suffix}:" \
                    -e "s:^program_transform_name[      ]*=.*$:program_transform_name = ${program_transform_name}:" \
                    -e "s|^tooldir[     ]*=.*$|tooldir = ${tooldir}|" \
                    -e "s|^build_tooldir[       ]*=.*$|build_tooldir = ${tooldir}|" \
                    -e "s:^DEFAULT_YACC[         ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
                    -e "s:^DEFAULT_LEX[  ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
                    -e "s:^DEFAULT_M4[  ]*=.*$:DEFAULT_M4 = ${DEFAULT_M4}:" \
                    ${subdir}/Makefile.tem >> ${Makefile}
  
            sed -e "s:^GDB_TK[   ]*=.*$:GDB_TK = ${GDB_TK}:" ${Makefile} >${Makefile}.tem
            mv -f ${Makefile}.tem ${Makefile}

            # If this is a Canadian Cross, preset the values of many more
            # tools.
            if [ "${build}" != "${host}" ]; then
                for var in ${tools}; do
                    eval val=\$${var}
                    sed -e "/^${var}[   ]*=/{
                           :loop1
                           /\\\\$/ N
                           /\\\\$/ b loop1
                           s/\\\\\\n//g
                           s%^${var}[   ]*=.*$%${var} = ${val}%
                           }" ${Makefile} > ${Makefile}.tem
                    mv -f ${Makefile}.tem ${Makefile}
                done
            fi

            # final copy now in ${Makefile}

        else
           echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
        fi

        rm -f ${subdir}/Makefile.tem

        case "${host_makefile_frag}" in
        "") using= ;;
        *) using="and \"${host_makefile_frag}\"" ;;
        esac

        case "${target_makefile_frag}" in
        "") ;;
        *) using="${using} and \"${target_makefile_frag}\"" ;;
        esac

        case "${site_makefile_frag}" in
        "") ;;
        *) using="${using} and \"${site_makefile_frag}\"" ;;
        esac

        newusing=`echo "${using}" | sed 's/and/using/'`
        using=${newusing}
        echo "Created \"${Makefile}\" in" ${PWD=`${PWDCMD-pwd}`} ${using}

        . ${tmpfile}.pos

        # describe the chosen configuration in config.status.
        # Make that file a shellscript which will reestablish
        # the same configuration.  Used in Makefiles to rebuild
        # Makefiles.

        case "${norecursion}" in
        "") arguments="${arguments} --norecursion" ;;
        *) ;;
        esac

        if [ ${subdir} = . ] ; then
            echo "#!/bin/sh
# ${NO_EDIT}
# This directory was configured as follows:
${progname}" ${arguments}  "
# ${using}" > ${subdir}/config.new
        else
            echo "#!/bin/sh
# ${NO_EDIT}
# This directory was configured as follows:
cd ${invsubdir}
${progname}" ${arguments}  "
# ${using}" > ${subdir}/config.new
        fi
        chmod a+x ${subdir}/config.new
        if [ -r ${subdir}/config.back ] ; then
                mv -f ${subdir}/config.back ${subdir}/config.status
        fi
        ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
        ;;

    *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
    esac
done

# If there are subdirectories, then recur.
if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then 
        for configdir in ${configdirs} ${extraconfigdirs} ; do

                # If configdir contains ',' it is
                # srcdir,builddir,target_alias
                # These come from extraconfigdirs.
                case ${configdir} in
                *,*)
                    eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
                    ;;
                *)
                    cfg_dir=${configdir}
                    bld_dir=${configdir}
                    tgt_alias=${target_alias}
                    ;;
                esac

                if [ -d ${srcdir}/${cfg_dir} ] ; then
                        eval echo Configuring ${configdir}... ${redirect}
                        case "${srcdir}" in
                        ".") ;;
                        *)
                                if [ ! -d ./${bld_dir} ] ; then
                                        if mkdir ./${bld_dir} ; then
                                                true
                                        else
                                                echo '***' "${progname}: could not make ${PWD=`${PWDCMD-pwd}`}/${bld_dir}" 1>&2
                                                exit 1
                                        fi
                                fi
                                ;;
                        esac

                        POPDIR=${PWD=`${PWDCMD-pwd}`}
                        cd ${bld_dir} 

### figure out what to do with srcdir
                        case "${srcdir}" in
                        ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
                        /* | [A-Za-z]:[\\/]* ) # absolute path
                                newsrcdir=${srcdir}/${cfg_dir}
                                srcdiroption="--srcdir=${newsrcdir}"
                                ;;
                        *) # otherwise relative
                                newsrcdir=../${srcdir}/${cfg_dir}
                                srcdiroption="--srcdir=${newsrcdir}"
                                ;;
                        esac

                        # Handle --cache-file=../XXX
                        case "${cache_file}" in
                        "") # empty
                                ;;
                        /* | [A-Za-z]:[\\/]* ) # absolute path
                                cache_file_option="--cache-file=${cache_file}"
                                ;;
                        *) # relative path
                                cache_file_option="--cache-file=../${cache_file}"
                                ;;
                        esac

### check for guested configure, otherwise fix possibly relative progname
                        if [ -f ${newsrcdir}/configure ] ; then
                                recprog=${newsrcdir}/configure
                        elif [ -f ${newsrcdir}/configure.in ] ; then
                                case "${progname}" in
                                /* | [A-Za-z]:[\\/]* )  recprog=${progname} ;;
                                *)                      recprog=../${progname} ;;
                                esac
                        else
                                eval echo No configuration information in ${cfg_dir} ${redirect}
                                recprog=
                        fi

### The recursion line is here.
                        if [ ! -z "${recprog}" ] ; then
                                if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${tgt_alias} \
                                        ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
                                        ${srcdiroption} ${diroptions} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
                                        true
                                else
                                        echo Configure in `${PWDCMD-pwd}` failed, exiting. 1>&2
                                        exit 1
                                fi
                        fi

                        cd ${POPDIR}
                fi
        done
fi

# Perform the same cleanup as the trap handler, minus the "exit 1" of course,
# and reset the trap handler.
rm -rf ${tmpdir}
trap 0

exit 0

#
# Local Variables:
# fill-column: 131
# End:
#

# end of configure