1 files changed, 118 insertions, 0 deletions
diff --git a/sci-libs/libsvm/libsvm-3.24.ebuild b/sci-libs/libsvm/libsvm-3.24.ebuild
new file mode 100644
index 000000000000..e68a5236b219
--- /dev/null
+++ b/sci-libs/libsvm/libsvm-3.24.ebuild
@@ -0,0 +1,118 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+PYTHON_COMPAT=( python3_{6..9} )
+
+inherit flag-o-matic java-pkg-opt-2 python-r1 toolchain-funcs
+
+DESCRIPTION="Library for Support Vector Machines"
+HOMEPAGE="https://www.csie.ntu.edu.tw/~cjlin/libsvm/"
+SRC_URI="https://www.csie.ntu.edu.tw/~cjlin/libsvm/${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0/2"
+KEYWORDS="~amd64 ~ppc ~ppc64 ~x86 ~amd64-linux ~x86-linux"
+IUSE="java openmp python tools"
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+DEPEND="
+	java? ( >=virtual/jdk-1.4 )
+	python? ( ${PYTHON_DEPS} )
+"
+RDEPEND="
+	java? ( >=virtual/jre-1.4 )
+	python? ( ${PYTHON_DEPS} )
+	tools? ( sci-visualization/gnuplot )
+"
+
+PATCHES=(
+	"${FILESDIR}/3.11-openmp.patch"
+	"${FILESDIR}/3.14-makefile.patch"
+)
+
+pkg_setup() {
+	if use openmp; then
+		if ! tc-has-openmp; then
+			ewarn "OpenMP is not supported by your currently selected compiler"
+
+			if tc-is-clang; then
+				ewarn "OpenMP support in sys-devel/clang is provided by sys-libs/libomp,"
+				ewarn "which you will need to build ${CATEGORY}/${PN} for USE=\"openmp\""
+			fi
+
+			die "need openmp capable compiler"
+		fi
+
+		append-cflags -fopenmp
+		append-cxxflags -fopenmp
+		append-cppflags -DOPENMP
+	fi
+}
+
+src_prepare() {
+	default
+
+	sed -i -e "s@\.\./@${EPREFIX}/usr/bin/@g" tools/*.py \
+		|| die "Failed to fix paths in python files"
+	sed -i -e "s|./grid.py|${EPREFIX}/usr/bin/svm-grid|g" tools/*.py \
+		|| die "Failed to fix paths for svm-grid"
+	sed -i -e 's/grid.py/svm-grid/g' tools/grid.py \
+		|| die "Failed to rename grid.py to svm-grid"
+
+	if use java; then
+		local JAVAC_FLAGS="$(java-pkg_javac-args)"
+		sed -i \
+			-e "s/JAVAC_FLAGS =/JAVAC_FLAGS=${JAVAC_FLAGS}/g" \
+			java/Makefile || die "Failed to fix java makefile"
+	fi
+	tc-export CXX CC
+}
+
+src_compile() {
+	default
+	use java && emake -C java
+}
+
+src_install() {
+	dobin svm-train svm-predict svm-scale
+	dolib.so *.so*
+	doheader svm.h
+
+	DOCS=( README )
+
+	if use tools; then
+		local t
+		for t in tools/*.py; do
+			python_foreach_impl python_newscript ${t} svm-$(basename ${t} .py)
+		done
+
+		mv tools/README{,.tools} || die
+		DOCS+=( tools/README.tools )
+
+		insinto /usr/share/doc/${PF}/examples
+		docompress -x /usr/share/doc/${PF}/examples
+		doins heart_scale
+		doins -r svm-toy
+	fi
+
+	if use python ; then
+		installation() {
+			touch python/__init__.py || die
+			python_moduleinto libsvm
+			python_domodule python/*.py
+		}
+		python_foreach_impl installation
+
+		mv python/README{,.python} || die
+		DOCS+=( python/README.python )
+	fi
+
+	HTML_DOCS=( FAQ.html )
+	if use java; then
+		java-pkg_dojar java/libsvm.jar
+		HTML_DOCS+=( java/test_applet.html )
+	fi
+
+	einstalldocs
+}