PORTREVISION=	1

	${LN} -sf javavm ${STAGEDIR}${PREFIX}/bin/java_home

bin/java_home

#

# Handle the java_home command

#

# This works similarly to the command of the same name on macOS

#

javaHome() {

    _JAVAVM_SAVE_PROG=${_JAVAVM_PROG}

    _JAVAVM_PROG=java

    # options:

    # -v VERSION: Override JAVA_VERSION

    # -o OS: override JAVA_OS

    # -e COMMAND: Set JAVA_HOME according to settings and exec the given command

    # -h: Print usage and exit

    while getopts eho:v: OPT; do

        case "${OPT}" in

            v )

                if [ -z "${OPTARG}" ]; then

                    echo "${_JAVAVM_SAVE_PROG}: error: No version specified for ${OPT}" 1>&2

                    exit 1

                fi

                export JAVA_VERSION="${OPTARG}"

                ;;

            o )

                if [ -z "${OPTARG}" ]; then

                    echo "${_JAVAVM_SAVE_PROG}: error: No platform specified for ${OPT}" 1>&2

                    exit 1

                fi

                export JAVA_OS="${OPTARG}"

                ;;

            e )

                if [ -n "${_JAVAVM_SAVE_PATH}" ]; then

                    export PATH=${_JAVAVM_SAVE_PATH}

                fi

                ensureJavaHome

                export JAVA_HOME

                shift $((OPTIND-1))

                exec "${@}"

                ;;

            h )

                echo "Usage: ${_JAVAVM_SAVE_PROG} [-v VERSION] [-o OS] [-e COMMAND]"

                exit 0

                ;;

            ? )

                echo "Usage: ${_JAVAVM_SAVE_PROG} [-v VERSION] [-o OS] [-e COMMAND]" 2>&1

                exit 1 # bad short option reported by getopts

                ;;

        esac

    done

    shift $((OPTIND-1))

    ensureJavaHome

    echo "${JAVA_HOME}"

    exit 0

}

#

# Attempt to execute the appropriate JVM

#

runJava() {

    # Initialise options

    if [ -r "${_JAVAVM_OPTS_CONF}" ]; then

        . "${_JAVAVM_OPTS_CONF}"

    fi

    _JAVAVM_OPTS=

    # Determine JAVA_HOME

    ensureJavaHome

    # Set up the options and run the command

    if [ -x "${_JAVAVM_PROG_PATH}/${_JAVAVM_PROG}" ]; then

        setJavaOptions "${_JAVAVM_PROG}" "`basename ${JAVA_HOME}`"

        export JAVA_HOME

        tryJavaCommand "${_JAVAVM_PROG_PATH}/${_JAVAVM_PROG}" ${_JAVAVM_OPTS} "${@}"

    fi

    echo "${_JAVAVM_PROG}: error: no suitable JavaVMs found" 1>&2

    exit 1

}

#

# Set JAVA_HOME or exit with an error message

#

ensureJavaHome() {

    setJavaHome

    if [ $? != 0 ]; then

        echo "${_JAVAVM_SAVE_PROG:-_JAVAVM_PROG}: error: no suitable JavaVMs found" 1>&2

        exit 1

    fi

}

    java_home )

        javaHome "${@}"

        ;;

    javavm )

        # Backwards compatibility

        echo "${_JAVAVM_PROG}: warning: The use of 'javavm' as a synonym for 'java' is deprecated" 1>&2

        _JAVAVM_PROG=java

        ;;