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#!/usr/bin/env bash
#
# $Id$
#
# Proof General interface wrapper for Isabelle.
## self references
THIS=$(cd "$(dirname "$0")"; pwd)
SUPER=$(cd "$THIS/.."; pwd)
## diagnostics
usage()
{
echo
echo "Usage: Isabelle [OPTIONS] [FILES ...]"
echo
echo " Options are:"
echo " -I BOOL use Isabelle/Isar (default: true, implied by -P true)"
echo " -L NAME abbreviates -l NAME -k NAME"
echo " -P BOOL actually start Proof General (default true), otherwise"
echo " run plain tty session"
echo " -U BOOL enable Unicode (UTF-8) communication (default true)"
echo " -X BOOL configure the X-Symbol package on startup (default true)"
echo " -f SIZE set X-Symbol font size (default 12)"
echo " -g GEOMETRY specify Emacs geometry"
echo " -k NAME use specific isar-keywords for named logic"
echo " -l NAME logic image name (default \$ISABELLE_LOGIC=$ISABELLE_LOGIC)"
echo " -m MODE add print mode for output"
echo " -p NAME Emacs program name (default xemacs)"
echo " -u BOOL use personal .emacs file (default true)"
echo " -w BOOL use window system (default true)"
echo " -x BOOL enable the X-Symbol package on startup (default false)"
echo
echo "Starts Proof General for Isabelle with theory and proof FILES"
echo "(default Scratch.thy)."
echo
echo " PROOFGENERAL_OPTIONS=$PROOFGENERAL_OPTIONS"
echo
exit 1
}
fail()
{
echo "$1" >&2
exit 2
}
## process command line
# options
ISABELLE_OPTIONS=""
ISAR="true"
START_PG="true"
GEOMETRY=""
KEYWORDS=""
LOGIC="$ISABELLE_LOGIC"
PROGNAME="xemacs"
INITFILE="true"
WINDOWSYSTEM="true"
XSYMBOL=""
XSYMBOL_SETUP=true
XSYMBOL_FONTSIZE="12"
UNICODE=""
getoptions()
{
OPTIND=1
while getopts "I:L:P:U:X:f:g:k:l:m:p:u:w:x:" OPT
do
case "$OPT" in
I)
ISAR="$OPTARG"
;;
L)
KEYWORDS="$OPTARG"
LOGIC="$OPTARG"
;;
P)
START_PG="$OPTARG"
;;
U)
UNICODE="$OPTARG"
;;
X)
XSYMBOL_SETUP="$OPTARG"
;;
f)
XSYMBOL_FONTSIZE="$OPTARG"
;;
g)
GEOMETRY="$OPTARG"
;;
k)
KEYWORDS="$OPTARG"
;;
l)
LOGIC="$OPTARG"
;;
m)
if [ -z "$ISABELLE_OPTIONS" ]; then
ISABELLE_OPTIONS="-m $OPTARG"
else
ISABELLE_OPTIONS="$ISABELLE_OPTIONS -m $OPTARG"
fi
;;
p)
PROGNAME="$OPTARG"
;;
u)
INITFILE="$OPTARG"
;;
w)
WINDOWSYSTEM="$OPTARG"
;;
x)
XSYMBOL="$OPTARG"
;;
\?)
usage
;;
esac
done
}
getoptions $PROOFGENERAL_OPTIONS
getoptions "$@"
shift $(($OPTIND - 1))
# args
if [ "$#" -eq 0 ]; then
FILES="Scratch.thy"
else
FILES=""
while [ "$#" -gt 0 ]; do
FILES="$FILES '$1'"
shift
done
fi
## smart X11 font installation
function checkfonts ()
{
XLSFONTS=$(xlsfonts -fn "-xsymb-xsymb0-*" 2>&1) || return 1
case "$XLSFONTS" in
xlsfonts:*)
return 1
;;
esac
return 0
}
function installfonts ()
{
checkfonts "$XSYMBOL_PATTERN" || eval $XSYMBOL_INSTALLFONTS
}
## main
if [ "$START_PG" = false ]; then
[ "$ISAR" = true ] && ISABELLE_OPTIONS="$ISABELLE_OPTIONS -I"
exec "$ISABELLE" $ISABELLE_OPTIONS "$LOGIC"
else
ARGS=""
[ -n "$GEOMETRY" ] && ARGS="$ARGS -geometry '$GEOMETRY'"
[ "$INITFILE" = false ] && ARGS="$ARGS -q"
if [ "$WINDOWSYSTEM" = true -a -n "$DISPLAY" ]; then
[ -n "$XSYMBOL_INSTALLFONTS" -a "$XSYMBOL_SETUP" = true ] && installfonts
else
ARGS="$ARGS -nw"
XSYMBOL=false
fi
ARGS="$ARGS -l '$SUPER/isar/interface-setup.el'"
if [ -n "$KEYWORDS" ]; then
if [ -f "$ISABELLE_HOME_USER/etc/isar-keywords-$KEYWORDS.el" ]; then
ARGS="$ARGS -l '$ISABELLE_HOME_USER/etc/isar-keywords-$KEYWORDS.el'"
elif [ -f "$ISABELLE_HOME/etc/isar-keywords-$KEYWORDS.el" ]; then
ARGS="$ARGS -l '$ISABELLE_HOME/etc/isar-keywords-$KEYWORDS.el'"
else
fail "No isar-keywords file for '$KEYWORDS'"
fi
elif [ -f "$ISABELLE_HOME_USER/etc/isar-keywords.el" ]; then
ARGS="$ARGS -l '$ISABELLE_HOME_USER/etc/isar-keywords.el'"
elif [ -f "$ISABELLE_HOME/etc/isar-keywords.el" ]; then
ARGS="$ARGS -l '$ISABELLE_HOME/etc/isar-keywords.el'"
fi
for FILE in "$ISABELLE_HOME/etc/proofgeneral-settings.el" \
"$ISABELLE_HOME_USER/etc/proofgeneral-settings.el"
do
[ -f "$FILE" ] && ARGS="$ARGS -l '$FILE'"
done
case "$LOGIC" in
/*)
;;
*/*)
LOGIC="$(pwd -P)/$LOGIC"
;;
esac
export PROOFGENERAL_HOME="$SUPER"
export PROOFGENERAL_ASSISTANTS="isar"
export PROOFGENERAL_LOGIC="$LOGIC"
export PROOFGENERAL_XSYMBOL="$XSYMBOL"
export PROOFGENERAL_UNICODE="$UNICODE"
export ISABELLE_OPTIONS XSYMBOL_FONTSIZE
eval exec "$PROGNAME" "$ARGS" "$FILES"
fi
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