source: release-kits/shared/linux/rk@ 17401

#pre checks

if [ "$rk_name" == "" ]; then
    echo "rk_name not set";
    exit;
elif [ "$RK_HOME" == "" ]; then
    echo "RK_HOME not set";
    exit
fi

function show_help {

    echo "$rk_name - $rk_fullname"
    echo "Helps you to create releases from the Repository"
    echo
    echo "usage: $rk_name [-sim] [-from <target>] [other-args]"
    echo "  -sim"
    echo "      simulation only, don't actually do anything"
    echo
    echo "  -help"
    echo "      show this help screen"
    echo
    echo "  -from <target>"
    echo "      start execution from the target with the given target address"
    echo
    echo "  -to <target>"
    echo "      stop execution just before the target with the given target address"
    echo
    echo "  -descend <target>"
    echo "      execute only the target with the given address, including subtargets"
    echo
    echo "  -cp"
    echo "      show the classpath being used by $rk_name"

}

#work out the classpath
CLASSPATH=$JAVA_HOME/lib/tools.jar
for file in $RK_HOME/lib/*.jar; do
    CLASSPATH=$CLASSPATH:$file
done
for file in $RK_HOME/packages/ant/lib/*.jar; do
    CLASSPATH=$CLASSPATH:$file
done
for file in $RK_HOME/packages/ant-installer/lib/*.jar; do
    CLASSPATH=$CLASSPATH:$file
done
CLASSPATH=$CLASSPATH:$RK_HOME/packages/ant-installer/classes

export CLASSPATH

#set ANT_HOME
export ANT_HOME=$RK_HOME/packages/ant
export ANT_OPTS=-Xmx800M

#create the command
toexec="$ANT_HOME/bin/ant -addressing -lib `pwd`/installer/classes -f $RK_HOME/ant-scripts/build.xml -Dbasedir=`pwd` -D$rk_name.home=$RK_HOME"

#pass on the arguments
while [ "$1" != "" ]; do

    if [ "$1" == "-help" ]; then
        show_help
        exit
    elif [ "$1" == "-cp" ]; then
        echo $CLASSPATH
        exit
    elif [ "$1" == "-sim" ]; then
        toexec="$toexec $1"
        sim_mode=on
    else
        toexec="$toexec $1"
    fi
    shift

done

#create directories
if [ "$sim_mode" != "on" ]; then
    if [ ! -d "installer/classes" ]; then mkdir -p installer/classes; fi
fi