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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI="2"
JAVA_PKG_IUSE="source"
inherit eutils java-pkg-2 java-ant-2
DESCRIPTION="A parser generator for C++, C#, Java, and Python"
HOMEPAGE="http://www.antlr.org/"
# You need to generate v3 grammars so that boostrapping works
SRC_URI="http://www.antlr.org/download/${P}.tar.gz
mirror://gentoo/${P}-generated.tar.bz2"
LICENSE="BSD"
SLOT="3"
KEYWORDS="amd64 ~arm ppc ppc64 x86 ~x64-freebsd ~x86-freebsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
IUSE="gunit"
COMMON_DEPEND=">=dev-java/stringtemplate-3.2:0
>=dev-java/antlr-2.7.7:0[java]
gunit? ( dev-java/junit:4 )"
RDEPEND=">=virtual/jre-1.5
${COMMON_DEPEND}"
DEPEND="${RDEPEND}
>=virtual/jdk-1.5"
java_prepare() {
epatch "${FILESDIR}"/${P}-jdk-8.patch || die
rm -v lib/*.jar lib/.*.jar || die
rm -v runtime/ActionScript/project/lib/*.jar || die
# We must bundle this as we can't depend on ourselves
cp -v "${WORKDIR}"/*.java tool/src/main/antlr/org/antlr/grammar/v3 || die
local version="${PV} $(date '+%B %d, %Y %T')"
local propertyfile="tool/src/main/resources/org/antlr/antlr.properties"
[[ $(egrep "^[^#]" ${propertyfile} | wc -l) != 1 ]] \
&& die "Unknown property found"
sed -i "s/^\(antlr.version\)=.*$/\1=${version}/" ${propertyfile} || die
}
antlr2() {
java -cp $(java-pkg_getjars antlr) antlr.Tool "${@}" || die "antlr2 failed"
}
antlr3() {
local cp="${S}/bootstrap:${S}/tool/src/main/resources/"
java -cp "${cp}":$(java-pkg_getjars antlr,stringtemplate) \
org.antlr.Tool "${@}" || die "building v3 grammars failed"
}
build_antlr() {
cd "${S}"
local dest="${1}"
# runtime
find runtime -name "*.java" > "${T}/sources" || die
# tool
find tool/src/main -name "*.java" >> "${T}/sources" || die
ejavac -d "${dest}" -cp $(java-pkg_getjars antlr,stringtemplate) "@${T}/sources"
}
# Uses maven so let's just do things manully for now
# when bumping use jardiff and apicheck to make sure
# produced jars are good
src_compile() {
einfo "Bootstrapping antlr3 with bundled sources"
cd tool/src/main/antlr2/org/antlr/grammar/v2/ || die
# the command line only takes one at a time
for grammar in *.g; do
antlr2 ${grammar} || die
done
cd "${S}" || die
mkdir bootstrap || die
build_antlr bootstrap
einfo "Building v3 grammars with boostrapped antlr"
local v3dir=tool/src/main/antlr/org/antlr/grammar/v3/
rm -v "${v3dir}"/*.java || die
antlr3 "${v3dir}"/*.g
mkdir build || die
cp -r "${S}"/tool/src/main/resources/* build || die
build_antlr build
if use gunit; then
einfo "building gunit"
antlr3 gunit/src/main/antlr3/org/antlr/gunit/*.g
find gunit -name "*.java" > "${T}/gunit" || die
ejavac -d build -cp $(java-pkg_getjars stringtemplate,junit-4):build \
"@${T}/gunit"
cp -vr gunit/src/main/resources/org build || die
fi
# jar things up
cd build
find -type f >> "${T}/classes" || die
jar cf ${PN}3.jar "@${T}/classes" || die "jar failed"
}
src_install() {
# Single jar like upstream
java-pkg_dojar build/antlr3.jar
java-pkg_dolauncher antlr3 --main org.antlr.Tool
use gunit && java-pkg_dolauncher gunit --main org.antlr.gunit.Interp
use source && java-pkg_dosrc tool/src/main/org \
runtime/Java/src/main/java/org/
}
pkg_postinst() {
elog "Currently the ebuild only has support for the Java backend."
}
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