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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
JAVA_PKG_IUSE="doc source"
inherit java-pkg-2 java-ant-2
MY_PV=${PV/_beta/-}
MY_PV=${MY_PV/_p/-}
MY_PV=${MY_PV#0.}
MY_P=java-cup-${MY_PV%-*}
DESCRIPTION="CUP Parser Generator for Java"
HOMEPAGE="http://www2.cs.tum.edu/projects/cup/"
SRC_URI="http://www2.cs.tum.edu/projects/cup/releases/java-cup-src-${MY_PV}.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 ~arm arm64 ppc64 x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x64-solaris"
DEPEND="dev-java/ant-core:0
dev-java/jflex:0
>=virtual/jdk-1.8:*"
RDEPEND=">=virtual/jre-1.8:*"
JAVA_ANT_REWRITE_CLASSPATH="yes"
JAVA_ANT_CLASSPATH_TAGS+=" taskdef"
S="${WORKDIR}"
src_prepare() {
default
# Bizarrely, you can't build from the tarball without this patch.
eapply "${FILESDIR}"/${PN}-0.11b_beta20150326-build-xml-svn.patch
# The JFlex package name has changed to lower case.
sed -i "s/JFlex\./jflex./g" build.xml || die
# Remove the bundled JFlex.
rm -v bin/JFlex.jar || die
}
src_configure() {
EANT_GENTOO_CLASSPATH_EXTRA=$(java-pkg_getjars --build-only ant-core,jflex)
java-ant-2_src_configure
}
src_compile() {
# Annoyingly javacup bundles an older version of itself that will
# break jflex if that has already been built against this newer
# version beforehand. Even more annoyingly, the binary download is
# built with Java 8, which isn't much use to us. We therefore use
# any installed javacup that is newer than the bundled version where
# possible. If this approach turns out to be unworkable then we may
# just have to use the bundled jflex for bootstrapping.
if has_version \>=${CATEGORY}/${PN}-0.11b:${SLOT}; then
# Use PORTAGE_QUIET to suppress a QA warning that is spurious
# thanks to has_version above. This is Portage-specific but
# showing the warning elsewhere isn't the end of the world.
einfo "Bootstrapping with installed javacup ..."
EANT_GENTOO_CLASSPATH_EXTRA+=":$(PORTAGE_QUIET=1 java-pkg_getjars --build-only javacup)" eant
else
einfo "Bootstrapping with bundled javacup ..."
EANT_GENTOO_CLASSPATH_EXTRA+=":${S}/bin/${MY_P:0:-1}.jar" eant
fi
# Clean everything except the new jar.
rm -rv java/ classes/ || die
einfo "Recompiling with newly built javacup ..."
EANT_GENTOO_CLASSPATH_EXTRA+=":${S}/dist/${MY_P}.jar" eant
use doc && ejavadoc -sourcepath src/ -d javadoc java_cup
}
src_install() {
java-pkg_newjar dist/${MY_P}.jar
java-pkg_newjar dist/${MY_P}-runtime.jar ${PN}-runtime.jar
java-pkg_dolauncher ${PN} --jar ${PN}.jar
java-pkg_register-ant-task
dodoc changelog.txt
docinto html
dodoc manual.html
use source && java-pkg_dosrc java/*
use doc && java-pkg_dojavadoc javadoc
}
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