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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI=5
inherit java-pkg-2 prefix toolchain-funcs
MY_PN="ecj"
DMF="R-${PV}-201502041700"
DESCRIPTION="A subset of Eclipse Compiler for Java compiled by gcj, serving as javac in gcj-jdk"
HOMEPAGE="http://www.eclipse.org/"
SRC_URI="http://download.eclipse.org/eclipse/downloads/drops4/${DMF}/${MY_PN}src-${PV}.jar"
LICENSE="EPL-1.0"
SLOT="4.4"
KEYWORDS="~amd64 ~arm ~ppc ~ppc64 ~x86"
IUSE="+native"
RDEPEND="sys-devel/gcc:*[gcj]
app-eselect/eselect-java"
DEPEND="${RDEPEND}
app-arch/unzip
!dev-java/eclipse-ecj:3.5[gcj]"
JAVA_PKG_WANT_SOURCE=1.6
JAVA_PKG_WANT_TARGET=1.6
MY_PS="${MY_PN}-${SLOT}"
S="${WORKDIR}"
java_prepare() {
# We don't need the ant adapter here
rm org/eclipse/jdt/core/JDTCompilerAdapter.java || die
rm -r org/eclipse/jdt/internal/antadapter || die
# upstream build.xml excludes this
rm META-INF/eclipse.inf || die
# these java6 specific classes cannot compile with gcj
rm -r org/eclipse/jdt/internal/compiler/{apt,tool}/ || die
}
src_compile() {
local gccbin=$(gcc-config -B)
local gcj="${gccbin}/gcj"
find org/ -name "*.java" > sources.lst || die
einfo "bootstrapping ${MY_PN} with gcj ..."
"${gcj}" -w -C -fsource=${JAVA_PKG_WANT_SOURCE} -d bootstrap @sources.lst || die
einfo "building ${MY_PN} with bootstrapped ${MY_PN} ..."
"${gccbin}/gij" -cp bootstrap:. org.eclipse.jdt.internal.compiler.batch.Main -nowarn $(java-pkg_javac-args) @sources.lst || die
find org/ META-INF/ -type f ! -name "*.java" -exec "${gccbin}/gjar" cf ${MY_PN}.jar {} + || die
if use native; then
einfo "building native ${MY_PS} library, patience needed ..."
"${gcj}" ${CFLAGS} ${LDFLAGS} -findirect-dispatch -shared -fPIC -Wl,-Bsymbolic \
-o ${MY_PS}.so ${MY_PN}.jar || die
fi
}
src_install() {
java-pkg_dojar ${MY_PN}.jar
sed -e "s|@SLOT@|${SLOT}|" \
"${FILESDIR}/${PN}.in" \
> "${T}"/${PN}-${SLOT} || die
eprefixify "${T}/${PN}-${SLOT}"
dobin "${T}/${PN}-${SLOT}"
use native && dolib.so ${MY_PS}.so
}
pkg_postinst() {
if use native; then
local dbtool="$(gcc-config -B)/gcj-dbtool"
"${dbtool}" -a $("${dbtool}" -p) \
"${EROOT}usr/share/${PN}-${SLOT}/lib/ecj.jar" \
"${EROOT}usr/$(get_libdir)/${MY_PN}-${SLOT}.so"
fi
einfo "To select between slots of ECJ..."
einfo " # eselect ecj"
eselect ecj update ${PN}-${SLOT}
}
pkg_postrm() {
eselect ecj update
}
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