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#!/bin/sh
#
# Simple shell script for launching Proof General.
#
# Uses XEmacs in preference to Emacs
#
# PGHOME must be set to the directory where the lisp files of
# Proof General are installed.
#
# $Id$
#
# The relative path works for uninstalled package
PGHOME=/usr/share/xemacs/site-packages/lisp/ProofGeneral
# Try to find an Emacs executable
if [ -z "$EMACS" ] || [ ! -x "$EMACS" ]; then
if which xemacs > /dev/null; then
EMACS=`which xemacs`
else
EMACS=`which emacs`
fi
fi
NAME=`basename $0`
HELP="Usage: proofgeneral [OPTION] [FILE]...
Launches Emacs Proof General, editing the proof script FILE.
Options:
--emacs startup Proof General with emacs (GNU Emacs)
--xemacs startup Proof General with xemacs (XEmacs)
--emacsbin <EMACS> startup Proof General with emacs binary <EMACS>
-h, --help show this help and exit
-v, --version output version information and exit
Examples:
$NAME Example.thy Load Proof General editing Isar file Example.thy
$NAME example.v Load Proof General editing Coq file Example.v
For documentation and latest versions, visit http://proofgeneral.inf.ed.ac.uk.
Report bugs to <da+pg-bugs@inf.ed.ac.uk>."
#
VERSIONBLURB='David Aspinall.
Copyright (C) 1998-2004 LFCS, University of Edinburgh, UK.
This is free software; see the source for copying conditions.'
while
case $1 in
-h)
echo "$HELP"
exit 0;;
--help)
echo "$HELP"
exit 0;;
-v)
VERSION=`grep proof-general-version $PGHOME/generic/proof-site.el | sed -e 's/.*Version //g' | sed -e 's/\. .*//g'`
echo "$NAME" "($VERSION)"
echo "$VERSIONBLURB"
exit 0;;
--version)
VERSION=`grep proof-general-version $PGHOME/generic/proof-site.el | sed -e 's/.*Version //g' | sed -e 's/\. .*//g'`
echo "$NAME" "($VERSION)"
echo "$VERSIONBLURB"
exit 0;;
--emacs)
EMACS=`which emacs`;;
--xemacs)
EMACS=`which xemacs`;;
--emacsbin)
EMACS=$2
shift;;
-*)
echo "$NAME: option $1 not recognized. Use $NAME --help for help." 1>&2
exit 1;;
*) break;;
esac
do shift; done
if [ ! -x "$EMACS" ]; then
echo "$NAME: cannot find an Emacs or XEmacs executable. Set EMACS or your PATH." 1>&2
exit 1
fi
exec $EMACS -eval "(or (featurep (quote proof-site)) (load \"$PGHOME/generic/proof-site.el\"))" -f proof-splash-display-screen "$@"
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