configure

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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
# 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=
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: 1.11 $"
x11=default
bindir='${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=`pwd`; fi

case "${progname}" in
/*) ;;
*/*) ;;
*)
        PATH=$PATH:${PWD=`pwd`} ; export PATH
        ;;
esac

# 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