#! /bin/sh
## =================================================================
## Logtalk - Object oriented extension to Prolog
## Release 2.21.5
##
## Copyright (c) 1998-2004 Paulo Moura. All Rights Reserved.
echo
echo "Creating a script named xsblgt for running Logtalk with XSB..."
if ! [ $LOGTALKHOME ]
then
echo "The environment variable LOGTALKHOME must be defined first!"
else
cd $LOGTALKHOME
if [ -z "$1" ]; then
prefix=/usr/local
prefix="$1"
fi
if ! [ -d bin ]
mkdir bin
cd bin
cp ../configs/xsb.config xsbconfig.P
cp ../compiler/logtalk.pl logtalk.P
sed 's/^..lgt_current_object_.[(]user.*[)]/:- assertz(&)/' logtalk.P > temp1
sed 's/^..lgt_current_object_.[(]debugger.*[)]/:- assertz(&)/' temp1 > temp2
sed 's/^..lgt_dbg_leashing_.[(].*[)]/:- assertz(&)/g' temp2 > logtalk.P
rm temp1
rm temp2
echo ":- reconsult('$LOGTALKHOME/bin/xsbconfig.P')." > logtalkxsb.P
echo ":- reconsult('$LOGTALKHOME/bin/logtalk.P')." >> logtalkxsb.P
echo "#/bin/sh" > xsblgt
echo "xsb -e \"reconsult('\$LOGTALKHOME/bin/logtalkxsb.P').\"" >> xsblgt
chmod a+x xsblgt
ln -sf $LOGTALKHOME/bin/xsblgt $prefix/bin/xsblgt
echo "Done. A link to the script was been created in $prefix/bin."
echo "Users should define the environment variable LOGTALKHOME in"
echo "order to use the script."