61 lines
2.3 KiB
Bash
61 lines
2.3 KiB
Bash
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#/bin/sh
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## ================================================================
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## Logtalk - Open source object-oriented logic programming language
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## Release 2.30.1
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##
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## Copyright (c) 1998-2007 Paulo Moura. All Rights Reserved.
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## ================================================================
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if ! [ "$LOGTALKHOME" ]; then
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echo "The environment variable LOGTALKHOME should be defined first, pointing"
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echo "to your Logtalk installation directory!"
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echo "Trying the default locations for the Logtalk installation..."
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if [ -d "/usr/local/share/logtalk" ]; then
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LOGTALKHOME=/usr/local/share/logtalk
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echo "... using Logtalk installation found at /usr/local/share/logtalk"
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elif [ -d "/usr/share/logtalk" ]; then
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LOGTALKHOME=/usr/share/logtalk
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echo "... using Logtalk installation found at /usr/share/logtalk"
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elif [ -d "/opt/local/share/logtalk" ]; then
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LOGTALKHOME=/opt/local/share/logtalk
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echo "... using Logtalk installation found at /opt/local/share/logtalk"
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elif [ -d "/opt/share/logtalk" ]; then
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LOGTALKHOME=/opt/share/logtalk
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echo "... using Logtalk installation found at /opt/share/logtalk"
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else
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echo "... unable to locate Logtalk installation directory!"
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echo
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exit 1
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fi
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echo
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elif ! [ -d "$LOGTALKHOME" ]; then
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echo "The environment variable LOGTALKHOME points to a non-existing directory!"
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echo "Its current value is: $LOGTALKHOME"
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echo "The variable must be set to your Logtalk installation directory!"
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echo
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exit 1
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fi
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export LOGTALKHOME
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if ! [ "$LOGTALKUSER" ]; then
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echo "The environment variable LOGTALKUSER should be defined first, pointing"
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echo "to your Logtalk user directory!"
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echo "Trying the default location for the Logtalk user directory..."
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export LOGTALKUSER=$HOME/logtalk
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if [ -d "$LOGTALKUSER" ]; then
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echo "... using Logtalk user directory found at $LOGTALKUSER"
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else
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echo "... Logtalk user directory not found at default location. Creating a"
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echo "new Logtalk user directory by running the \"cplgtdirs\" shell script:"
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cplgtdirs
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fi
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elif ! [ -d "$LOGTALKUSER" ]; then
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echo "Cannot find \$LOGTALKUSER directory! Creating a new Logtalk user directory"
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echo "by running the \"cplgtdirs\" shell script:"
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cplgtdirs
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fi
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echo
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exec gprolog --init-goal "['$LOGTALKUSER/configs/gnu.config','$LOGTALKHOME/integration/logtalk_gp.pl','$LOGTALKUSER/libpaths/libpaths.pl']" "$@"
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