4 files changed, 154 insertions, 0 deletions
diff --git a/dev-java/jflex/Manifest b/dev-java/jflex/Manifest
new file mode 100644
index 000000000000..69bb1b8f4c3a
--- /dev/null
+++ b/dev-java/jflex/Manifest
@@ -0,0 +1,4 @@
+AUX icedtea-arm.patch 710 BLAKE2B dc479f8db4f1188ecb63708700d1ef0905590aba6b552b573c9fc05027e195d2dc1143542ca1998a5a6feac53af4ef64326da3f746f8aff1149b0bb01a3793a9 SHA512 9ebf22f2771672bb9ef28fcb7eff0d907e9fe4466b18b3ec3915b27caa2edb07934a47311abf41fbe124b484cccbb19ca68f69acd5bd76e46a49b029dbf275b6
+DIST jflex-1.6.1.tar.gz 3027791 BLAKE2B 4262f75c16a847314db8cb175901658ff6b424469e66523b41564179fa30f0e64bcf2d7ad0e06ad918336e5a41e166a74d55f19f7451662d19fbcaa29f716dce SHA512 436840c90d906042205d27e1d3c56dec724bf62cc3d8c8d3445f217af0a50c9ca2bb56ed91f0cd3c37a930f7ca22f4cc50e8c28dbe905f02adf695c8e96fb07b
+EBUILD jflex-1.6.1.ebuild 3536 BLAKE2B e05d525af00a7154238def050204aed0ab16991358714a4a7536be6a50adc89d651c6526c6e2563255ec1f8dcfb81b1431037fcbcbdd3831ce99367511938f41 SHA512 145ae0fe9106a6835070faf0a83bae46a8e46842ef2c8041e5f8bb9fbecd94051f8e252248434cefb2b82344a448e7b8886becb925673f072c85145ac43989a9
+MISC metadata.xml 365 BLAKE2B 59ac73e145626ce1448d4edef5ad2b115fcf762d368131b3b59438e3d21a8f4aaee0d56723a3c79539b7806caa8c456acf0554ce22333b097caf9f3f07dc8014 SHA512 cb20e2901f90975ffa7722c69edbc884b0f6ebc7500636e6ea41668754e8d8dd4732a71774dbb74a7d38240b2fbd6c1941adfc092fe83154e1ee70f6ab89e379
diff --git a/dev-java/jflex/files/icedtea-arm.patch b/dev-java/jflex/files/icedtea-arm.patch
new file mode 100644
index 000000000000..acefd9b553e2
--- /dev/null
+++ b/dev-java/jflex/files/icedtea-arm.patch
@@ -0,0 +1,18 @@
+http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=2678
+
+diff -Naur jflex-1.6.1.orig/src/main/java/jflex/Emitter.java jflex-1.6.1/src/main/java/jflex/Emitter.java
+--- jflex-1.6.1.orig/src/main/java/jflex/Emitter.java	2015-03-16 17:27:31.000000000 +0000
++++ jflex-1.6.1/src/main/java/jflex/Emitter.java	2015-10-25 23:33:35.784487747 +0000
+@@ -1304,8 +1304,10 @@
+     
+     for (int i = 0; i < dfa.numStates;  i++) {
+       char j = 0;
+-      while ( !isTransition[i] && j < dfa.numInput )
+-        isTransition[i] = dfa.table[i][j++] != DFA.NO_TARGET;
++      while ( !isTransition[i] && j < dfa.numInput ) {
++        isTransition[i] = dfa.table[i][j] != DFA.NO_TARGET;
++        j++;
++      }
+     }
+   }
+   
diff --git a/dev-java/jflex/jflex-1.6.1.ebuild b/dev-java/jflex/jflex-1.6.1.ebuild
new file mode 100644
index 000000000000..e5f745463c4c
--- /dev/null
+++ b/dev-java/jflex/jflex-1.6.1.ebuild
@@ -0,0 +1,120 @@
+# Copyright 1999-2018 Gentoo Foundation
+# 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="http://www.jflex.de/"
+SRC_URI="http://${PN}.de/${P}.tar.gz"
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="amd64 ~arm ~arm64 ppc64 x86 ~ppc-macos ~x64-macos ~x86-macos"
+IUSE="examples test vim-syntax"
+
+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}
+}
diff --git a/dev-java/jflex/metadata.xml b/dev-java/jflex/metadata.xml
new file mode 100644
index 000000000000..ac2a2c1b2b7b
--- /dev/null
+++ b/dev-java/jflex/metadata.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+<maintainer type="project">
+	<email>java@gentoo.org</email>
+	<name>Java</name>
+</maintainer>
+<longdescription lang="en">
+JFlex is a lexical analyzer generator (also known as scanner generator) for
+Java(tm).
+</longdescription>
+</pkgmetadata>