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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=5
inherit java-pkg-2 prefix toolchain-funcs
MY_PN="ecj"
DMF="R-${PV}-201002111343"
DESCRIPTION="Subset of Eclipse Compiler for Java compiled by gcj, serving as javac in gcj-jdk"
HOMEPAGE="http://www.eclipse.org/"
SRC_URI="http://download.eclipse.org/eclipse/downloads/drops/${DMF}/${MY_PN}src-${PV}.zip"
LICENSE="EPL-1.0"
SLOT="3.5"
KEYWORDS="~amd64 ~ppc64 ~x86"
IUSE="+native"
RDEPEND="sys-devel/gcc:*[gcj]
app-eselect/eselect-java"
DEPEND="${RDEPEND}
app-arch/unzip
!dev-java/eclipse-ecj:3.5[gcj]"
S="${WORKDIR}"
# for compatibility with java eclass functions
JAVA_PKG_WANT_SOURCE=1.4
JAVA_PKG_WANT_TARGET=1.4
MY_PS="${MY_PN}-${SLOT}"
java_prepare() {
# We don't need the ant adapter here
rm -f org/eclipse/jdt/core/JDTCompilerAdapter.java || die
rm -fr org/eclipse/jdt/internal/antadapter || die
# upstream build.xml excludes this
rm -f META-INF/eclipse.inf || die
# these java6 specific classes cannot compile with ecj
rm -fr org/eclipse/jdt/internal/compiler/{apt,tool}/ || die
}
src_compile() {
local javac_opts javac java jar
local gccbin=$(gcc-config -B)
local gccver=$(gcc-fullversion)
local gcj="${gccbin}/gcj"
javac="${gcj} -C --encoding=ISO-8859-1"
jar="${gccbin}/gjar"
java="${gccbin}/gij"
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/ \( -name '*.class' -o -name '*.properties' -o -name '*.rsc' \) \
-exec ${jar} cf ${MY_PN}.jar {} + || die
cd "${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/ \( -name '*.class' -o -name '*.properties' -o -name '*.rsc' \) \
-exec ${jar} 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
$(gcc-config -B)/gcj-dbtool -a $(gcj-dbtool -p) \
"${EPREFIX}"/usr/share/${PN}-${SLOT}/lib/ecj.jar \
"${EPREFIX}"/usr/$(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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