# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit autotools eutils java-pkg-2 java-ant-2 multilib

MY_P="ptII${PV}"
S=${WORKDIR}/${MY_P}

DESCRIPTION="A Java-based component assembly framework for modeling, simulation, and design of concurrent, real-time, embedded systems."
HOMEPAGE="http://ptolemy.eecs.berkeley.edu/ptolemyII/index.htm"
SRC_URI="http://ptolemy.eecs.berkeley.edu/ptolemyII/ptII6.0/${MY_P}.src.tar.gz"

LICENSE="ptolemy-II"
SLOT="0"

KEYWORDS="~amd64 ~ppc ~x86"
IUSE="codegen doc eclipse jython"

COMMONDEP="
	>=dev-java/ant-core-1.5.1
	>=dev-java/antlr-2.7.5
	>=dev-java/asm-3.0
	dev-java/javacc
	jython? ( dev-java/jython )
	eclipse? ( =dev-util/eclipse-sdk-3.2* )
	codegen? ( dev-libs/boehm-gc )"

DEPEND=">=virtual/jdk-1.4
	>=app-arch/unzip-5.50
	>=sys-apps/findutils-4.1.7
	app-arch/zip
	${COMMONDEP}"

RDEPEND=">=virtual/jre-1.4
	${COMMONDEP}"

pkg_setup() {
	java-pkg-2_pkg_setup

	if use x86 ; then
	    jvmarch=i386
	else
	    jvmarch=${ARCH}
	fi
}

src_compile() {
	export PTII="${S}"
	export PTIIHOME="${S}"
	export JAVA_HOME="$(/usr/bin/java-config --jdk-home)"
	export PTJAVA_HOME="${JAVA_HOME}"

	# Figure out VM, set up ant classpath and native library paths
	setup-jvm-opts

	cd ${S}
	rm -f config.*
	mv ${S}/lib/saxon8-dom.jar ${S}/lib/saxon8.jar
	eautoconf

	local myconf=""

	if use jython; then
	    myconf="${myconf} --with-jython=/usr/share/jython/lib"
	else
	    rm -f ${S}/lib/jython.jar
	    rm -rf ${S}/ptolemy/actor/lib/python
	    rm -rf ${S}/ptolemy/actor/gui/python
	fi

	if use eclipse; then
	    myconf="${myconf} --with-eclipse=/usr/lib/eclipse-3.2"
	fi

	if use codegen; then
	    myconf="${myconf} --with-gc-include=/usr/include"
	else
	    myconf="${myconf} --without-gc-include"
	fi

	./configure --prefix=/opt/${MY_P} --with-java="${JAVA_HOME}" \
	    $(use_with jython) $(use_with eclipse) \
	    ${myconf} \
	    || die "configure failed"

	epatch "${FILESDIR}/${PN}-kruft.patch" || die "kruft patch failed"
	use jython || epatch "${FILESDIR}/${PN}-nopython.patch" \
	    || die "nopython patch failed"

	make clean fast || die "make failed"

	cd ${S}/ptolemy/data/expr
	rm PtParser.jj PtParser.java
	rm MatrixParser.jj MatrixParser.java
	make || die "make parser failed"

	cd ${S}
	make install || die "make jars failed"
}

src_install() {
	local dirs="bin com config diva jni lib ptolemy thales"

	dodir /opt/${MY_P}
	make DESTDIR=${D} jar_dist || die "make install failed"
	rm -f ${S}/bin/*.bat

	for i in $dirs ; do
	    cp -pPR $i ${D}opt/${MY_P}/
	done

	cp -p ${S}/ptII.jar ${D}/opt/${MY_P}/ptolemy-II.jar

#	mv ${D}opt/${MY_P}/lib/polyglotclasses-1.3.2.jar \
#	    ${D}opt/${MY_P}/lib/polyglotclasses.jar

	java-pkg_regjar ${D}opt/${MY_P}/ptolemy-II.jar
	java-pkg_regjar ${D}opt/${MY_P}/ptolemy/ptsupport.jar
	java-pkg_regjar ${D}opt/${MY_P}/diva/diva.jar
	java-pkg_regjar ${D}opt/${MY_P}/thales/thales.jar
#	java-pkg_regjar ${D}opt/${MY_P}/lib/*.jar

	dosed "s:var/tmp/portage/sci-misc/ptolemy-II-6.0.2/work:opt:g" \
	     ${D}opt/${MY_P}/bin/ptinvoke || die "dosed failed"

	dodir /etc/env.d
	echo 'PATH="$PATH":/opt/${MY_P}/bin' > ${D}etc/env.d/20ptolemy-II
	echo "PTII=/opt/${MY_P}" >> ${D}etc/env.d/20ptolemy-II

	dodoc README.txt copyright.txt
	if use doc; then
	    dohtml -r doc/*
	fi
}

setup-jvm-opts() {
	# Figure out correct boot classpath
	# stolen from eclipse-sdk ebuild
	local bp="$(java-config --jdk-home)/jre/lib"
	local bootclasspath=$(java-config --runtime)
	if [[ ! -z "`java-config --java-version | grep IBM`" ]] ; then
		# IBM JDK
		JAVA_LIB_DIR="$(java-config --jdk-home)/jre/bin"
	else
		# Sun derived JDKs (Blackdown, Sun)
		JAVA_LIB_DIR="$(java-config --jdk-home)/jre/lib/${jvmarch}"
	fi

	einfo "Using bootclasspath ${bootclasspath}"
	einfo "Using JVM library path ${JAVA_LIB_DIR}"

	if [[ ! -f ${JAVA_LIB_DIR}/libawt.so ]] ; then
		die "Could not find libawt.so native library"
	fi

	export AWT_LIB_PATH=${JAVA_LIB_DIR}
}