Simple appstart shell

appstart.sh

#!/bin/sh

MAIN_CLASS= 

# OS specific support
cygwin=false
os400=false
darwin=false
case "`uname`" in
    CYGWIN*) cygwin=true;;
    OS400*) os400=true;;
    Darwin*) darwin=true;;
esac

# Resolve links
PRG="$0"
while [ -h "$PRG" ]; do
    ls=`ls -ld "$PRG"`
    link=`expr "$ls" : '.*-> \(.*\)$'`
    if expr "$link" : '/.*' > /dev/null; then
        PRG="$link"
    else
        PRG=`dirname "$PRG"`/"$link"
    fi
done
PRGDIR=`dirname "$PRG"`
PRG_HOME=`cd "$PRGDIR/.." >/dev/null; pwd`

# Set Java runtime
if $os400; then
    BASEDIR="$PRG_HOME"
    . "$PRG_HOME"/bin/setjava.sh
else
    if [ -r "$PRG_HOME"/bin/setjava.sh ]; then
        BASEDIR="$PRG_HOME"
        . "$PRG_HOME"/bin/setjava.sh
    else
        echo "Cannot find $PRG_HOME/bin/setjava.sh"
        echo "This file is needed to run this program"
        exit 1
    fi
fi

# Set classpath
CLASSPATH="$PRG_HOME"/lib/properties:`ls -d "$PRG_HOME"/lib/* | awk '{a[NR+1]=$1}NR>1{printf a[NR]":"}END{print $1}'`
if $cygwin; then
  CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
fi

# Get all the args
VM_OPTS=
if [ -r "$PRG_HOME"/etc/vmargs.file ]; then
    VM_OPTS=`awk '{a[NR+1]=$1}NR>1{printf a[NR]" "}END{print $1}' "$PRG_HOME"/etc/vmargs.file`
fi
JAVA_OPTS=
if [ -r "$PRG_HOME"/etc/sysargs.properties ]; then
    JAVA_OPTS=`awk '{a[NR+1]=$1}NR>1{printf a[NR]" "}END{print $1}' "$PRG_HOME"/etc/sysargs.properties`
fi

eval \"$_RUNJAVA\" $VM_OPTS $JAVA_OPTS -classpath \"$CLASSPATH\" $MAIN_CLASS "$@"