#!/bin/sh

# Startup script for PRISM (Linux/Solaris)

# PRISM home directory
PRISM_DIR=/home/luser/prism

# Command to launch Java
if [ "$PRISM_JAVA" = "" ]; then
	PRISM_JAVA=java
fi

# Max memory for Java
if [ "$PRISM_JAVAMAXMEM" != "" ]; then
	PRISM_JAVAMAXMEM=`echo "$PRISM_JAVAMAXMEM" | awk /^[0-9]+[mk]?$/`
	if [ "$PRISM_JAVAMAXMEM" = "" ]; then
		echo; echo "Error: Environment variable PRISM_JAVAMAXMEM is invalid."; exit
	fi
	PRISM_JAVAMAXMEM="-Xmx$PRISM_JAVAMAXMEM"
fi

# Add PRISM to PATH
if [ "$PATH" = "" ]; then
	PATH="$PRISM_DIR"/lib
else
	PATH="$PRISM_DIR"/lib:$PATH
fi

# Set up CLASSPATH:
#  - PRISM jar file (for binary versions) (gets priority)
#  - classes directory (most PRISM classes)
#  - top-level directory (for images, dtds)
#  - lib/pepa.zip (PEPA stuff)
#  - lib/{jcommon,jfreechart}.jar (JFreeChart stuff)
#  - lib/epsgraphics.jar (Java EPS Graphics library)
PRISM_CLASSPATH=\
"$PRISM_DIR"/lib/prism.jar\
:"$PRISM_DIR"/classes\
:"$PRISM_DIR"\
:"$PRISM_DIR"/lib/pepa.zip\
:"$PRISM_DIR"/lib/jcommon.jar\
:"$PRISM_DIR"/lib/jfreechart.jar\
:"$PRISM_DIR"/lib/epsgraphics.jar

# Export environment variables
export PRISM_DIR PATH

# Main Java class to launch
if [ "$PRISM_MAINCLASS" = "" ]; then
	PRISM_MAINCLASS=prism.PrismCL
fi

# Do we run headless? (GUI overrides this)
if [ "$PRISM_HEADLESS" = "" ]; then
	PRISM_HEADLESS=true
fi

# Run PRISM through Java
"$PRISM_JAVA" $PRISM_JAVA_DEBUG $PRISM_JAVAMAXMEM -Djava.awt.headless=$PRISM_HEADLESS -Djava.library.path=`cygpath -wp $PRISM_DIR/lib` -classpath `cygpath -wp $"$PRISM_CLASSPATH"` $PRISM_MAINCLASS "$@"