# Copyright 1999-2021 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI="5" JAVA_PKG_IUSE="doc source" inherit eutils java-pkg-2 java-pkg-simple DESCRIPTION="JFlex is a lexical analyzer generator for Java" HOMEPAGE="https://www.jflex.de/" SRC_URI="https://${PN}.de/${P}.tar.gz" LICENSE="BSD" SLOT="0" KEYWORDS="amd64 ~arm arm64 ppc64 x86 ~ppc-macos ~x64-macos" IUSE="examples test vim-syntax" RESTRICT="!test? ( test )" CDEPEND="dev-java/ant-core:0" RDEPEND=">=virtual/jre-1.6 vim-syntax? ( || ( app-editors/vim app-editors/gvim ) ) ${CDEPEND}" DEPEND=">=virtual/jdk-1.6 test? ( dev-java/junit:4 ) ${CDEPEND}" PDEPEND=">=dev-java/javacup-0.11b_p20151001:0" S="${WORKDIR}/${P}" JAVA_SRC_DIR="src/main/java" java_prepare() { # See below for details. epatch "${FILESDIR}/icedtea-arm.patch" # We need the bundled jflex.jar. rm -rv ${JAVA_SRC_DIR}/java_cup examples/pom.xml || die # Remove the bundled java-cup.jar if unneeded. if has_version ${PDEPEND}; then rm -v lib/java-cup-*.jar || die fi } src_configure() { # javacup is a cyclic dependency. Use the package if we have it, # otherwise use the bundled version and install the package later. if has_version ${PDEPEND}; then # Use PORTAGE_QUIET to suppress a QA warning that is spurious # thanks to has_version above. This is Portage-specific but # showing the warning elsewhere isn't the end of the world. JAVACUP=$(PORTAGE_QUIET=1 java-pkg_getjar --build-only javacup javacup.jar) else JAVACUP=$(echo lib/java-cup-*.jar) fi JAVA_GENTOO_CLASSPATH_EXTRA="$(java-pkg_getjars --build-only ant-core):${JAVACUP}" } jflex_compile() { java "${@}" jflex.Main -d ${JAVA_SRC_DIR}/${PN} --skel src/main/${PN}/skeleton.nested src/main/${PN}/LexScan.flex || die java-pkg-simple_src_compile java-pkg_addres ${PN}.jar src/main/resources } src_compile() { java -jar "${JAVACUP}" -destdir ${JAVA_SRC_DIR}/${PN} -package ${PN} -parser LexParse -interface src/main/cup/LexParse.cup || die # The IcedTea ARM HotSpot port (as of 2.6.1) hangs when running # jflex. We have patched jflex to fix it but we have to run the # bundled version first. -Xint works around the problem. See # http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=2678. use arm && local JFLEX_ARGS="-Xint" # First compile (without doc/source) using the bundled jflex. JAVA_PKG_IUSE= jflex_compile -cp "lib/${P}.jar:${JAVACUP}" ${JFLEX_ARGS} # Then recompile using the fresh jflex. jflex_compile -cp "${PN}.jar:${JAVACUP}" } src_install() { java-pkg-simple_src_install java-pkg_dolauncher ${PN} --main ${PN}.Main java-pkg_register-dependency javacup javacup-runtime.jar java-pkg_register-ant-task use examples && java-pkg_doexamples examples dodoc {changelog,README}.md if use doc; then dodoc doc/*.pdf docinto html dodoc doc/*.{css,html,png} doc/COPYRIGHT fi if use vim-syntax; then insinto /usr/share/vim/vimfiles/syntax doins lib/${PN}.vim fi } src_test() { if use arm && java-pkg_current-vm-matches oracle-jdk-bin-1.8; then # This results in a StackOverflowError as of 1.8.0.65 but works # fine on icedtea:7. Don't know about icedtea:8 yet. rm -v src/test/java/jflex/EmitterTest.java || die fi local CP="src/test/java:${PN}.jar:${JAVA_GENTOO_CLASSPATH_EXTRA}:$(java-pkg_getjars junit-4)" local TESTS=$(find src/test/java -name "*Test*.java" -printf "%P\n") TESTS="${TESTS//.java}" TESTS="${TESTS//\//.}" ejavac -classpath "${CP}" $(find src/test/java -name "*.java") ejunit4 -classpath "${CP}" ${TESTS} }