#! /bin/sh
# file: plt P. Albrecht and G. Moody
# Last revised: 25 March 2009
# This script chooses the correct plt binary (either xplt or lwplt) and runs
# it with the same command-line arguments that were passed to this script.
# First, check for a -T option.
for i in "$@"
do
if [ "$LAST" = -T ]
then PTERM="$i"
fi
case "$i" in
-T) ;;
-Tx*) PTERM="xw" ;;
-Tlw*) PTERM="lw" ;;
-T*) echo "$0: unrecognized option" "$i" >/dev/tty; exit ;;
esac
LAST="$i"
done
# If PTERM hasn't been set, use the X driver if an X server is running.
if [ x$DISPLAY != x ]
then PTERM=${PTERM-xw}
fi
# If PTERM still hasn't been set, use the PostScript driver.
PTERM=${PTERM-lw}
export PTERM
# Finally, choose the binary based on the value of PTERM.
case $PTERM in
x*) PTERM=xw; exec BINDIR/xplt "$@" ;;
lw*) PTERM=lw; exec BINDIR/lwplt "$@" ;;
*) echo "$0: unrecognized PTERM" >/dev/tty; exit ;;
esac