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#!/bin/sh
# rvs configureation script
#
# Copyright (C) 2009 Luke Shumaker
# 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.
#
# Originally written by Luke Shumaker <lukeshu@sbcglobal.net>.
while [ $# -gt 0 ]; do case "$1" in
--*)
var0=`echo "$1" | sed -e 's/^--//' -e 's/=.*$//'`
match='false'
while read line; do
var1=`echo "$line" | cut -f 1 `
if [ "$var0" == "$var1" ]; then
match='true'
break;
fi
done < Variables
if [ "$match" == 'false' ]; then
echo "configure: option \`$1' not recognized"
exit 255;
else
val=`echo "$1" | sed -e "s/^--$var0=//"`
eval _$var0=$val
fi
:;;
*) echo "configure: option \`$1' not recognized"; exit 255;;
esac
shift
done
mkdir -p {out/rvs-core/lib,tmp}
echo '#!/bin/sed -f' > tmp/var.sed
while read line; do
var=`echo "$line" | cut -f 1 `
val=$(eval echo `echo "$line" | cut -f 2-`) # load from Variables file
val=$(eval echo '${'`echo _$var`-$val'}') # check for option overide
# evaluate the values, so that we may use env variables as values
# escape slashes, as they cause problems for sed
var=`echo "$var" | sed 's:/:\\\\/:g'`
val=`echo "$val" | sed 's:/:\\\\/:g'`
echo 's/$$'"${var}"'$\$/'"${val}"'/' >> tmp/var.sed
#sed -i.bak 's/$$'"${var}"'$\$/'"${val}"'/' "$files"
unset var val
done < Variables
chmod +x tmp/var.sed
tmp/var.sed < Makefile.orig > Makefile
n0='# DO NOT edit this file, it has been generated by configure, and will be'
n1='# overwritten. Instead, edit the file `Makefile.orig'\'
sed -i -e "10 a$n0" -e "10 a$n1" Makefile
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