dev-java/eclipse-ecj/eclipse-ecj-3.4-r4.ebuild


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# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/dev-java/eclipse-ecj/eclipse-ecj-3.4-r4.ebuild,v 1.6 2010/05/21 22:13:24 caster Exp $

EAPI=2

inherit java-pkg-2

MY_PN="ecj"
DMF="R-${PV}-200806172000"
S="${WORKDIR}"

DESCRIPTION="Eclipse Compiler for Java"
HOMEPAGE="http://www.eclipse.org/"
SRC_URI="http://archive.eclipse.org/eclipse/downloads/drops/${DMF}/${MY_PN}src-${PV}.zip"

IUSE="java6"

LICENSE="EPL-1.0"
KEYWORDS="amd64 ~ia64 ppc ppc64 x86 ~x86-fbsd ~x86-freebsd ~amd64-linux ~x86-linux ~x86-solaris"
SLOT="3.4"

CDEPEND=">=app-admin/eselect-ecj-0.3"

DEPEND="${CDEPEND}
	app-arch/unzip
	!java6? ( >=virtual/jdk-1.4 )
		java6? ( >=virtual/jdk-1.6 )"
RDEPEND="${CDEPEND}
	!java6? ( >=virtual/jre-1.4 )
		java6? ( >=virtual/jre-1.6 )"

src_unpack() {
	unpack ${A}
	cd "${S}" || die

	# These have their own package.
	rm -f org/eclipse/jdt/core/JDTCompilerAdapter.java || die
	rm -fr org/eclipse/jdt/internal/antadapter || die

	if ! use java6 ; then
		rm -fr org/eclipse/jdt/internal/compiler/{apt,tool}/ || die
	fi
}

src_compile() {
	local javac_opts javac java jar

	javac_opts="$(java-pkg_javac-args) -encoding ISO-8859-1"
	javac="$(java-config -c)"
	java="$(java-config -J)"
	jar="$(java-config -j)"

	mkdir -p bootstrap || die
	cp -pPR org bootstrap || die
	cd "${S}/bootstrap" || die

	einfo "bootstrapping ${MY_PN} with ${javac} ..."
	${javac} ${javac_opts} $(find org/ -name '*.java') || die
	find org/ -name '*.class' -o -name '*.properties' -o -name '*.rsc' |\
		xargs ${jar} cf ${MY_PN}.jar

	cd "${S}" || die
	einfo "building ${MY_PN} with bootstrapped ${MY_PN} ..."
	${java} -classpath bootstrap/${MY_PN}.jar \
		org.eclipse.jdt.internal.compiler.batch.Main \
		${javac_opts} -nowarn org || die
	find org/ -name '*.class' -o -name '*.properties' -o -name '*.rsc' |\
		xargs ${jar} cf ${MY_PN}.jar
}

src_install() {

	java-pkg_dolauncher ${MY_PN}-${SLOT} --main \
		org.eclipse.jdt.internal.compiler.batch.Main

	java-pkg_dojar ${MY_PN}.jar
}

pkg_postinst() {
	einfo "To get the Compiler Adapter of ECJ for ANT..."
	einfo " # emerge ant-eclipse-ecj"
	echo
	einfo "To select between slots of ECJ..."
	einfo " # eselect ecj"

	eselect ecj update ecj-${SLOT}
}

pkg_postrm() {
	eselect ecj update
}