dev-libs/cubelib: improvements

Closes: https://bugs.gentoo.org/851168
Closes: https://bugs.gentoo.org/851171
Signed-off-by: Alessandro Barbieri <lssndrbarbieri@gmail.com>

dev-libs/cubelib/cubelib-4.7-r1.ebuild

@@ -1,56 +0,0 @@
-# Copyright 2019-2022 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-inherit autotools toolchain-funcs
-
-DESCRIPTION="General purpose C++ library and tools"
-HOMEPAGE="https://www.scalasca.org/scalasca/software/cube-4.x"
-SRC_URI="https://apps.fz-juelich.de/scalasca/releases/cube/${PV}/dist/${P}.tar.gz"
-
-LICENSE="BSD"
-SLOT="0"
-KEYWORDS="~amd64"
-IUSE="R"
-
-RDEPEND="
-	sys-libs/zlib
-	R? (
-		dev-lang/R
-		dev-R/Rcpp
-		dev-R/RInside
-	)
-"
-DEPEND="
-	${RDEPEND}
-	dev-cpp/gtest
-"
-BDEPEND="
-	sys-devel/flex
-	virtual/yacc
-"
-
-src_prepare() {
-	rm -r vendor/googletest || die
-	default
-	eautoreconf
-}
-
-src_configure() {
-	local myconf=(
-		--disable-platform-mic
-		$(use_with R cube_dump_r)
-	)
-	econf CC="$(tc-getCC)" CXX="$(tc-getCXX)" CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}" "${myconf[@]}"
-}
-
-src_install() {
-	default
-	mv "${ED}/usr/share/doc/cubelib/example" "${ED}/usr/share/doc/${PF}/" || die
-	rm -r "${ED}/usr/share/doc/cubelib" || die
-	dodoc OPEN_ISSUES README
-	docompress -x "/usr/share/doc/${PF}/example"
-	find "${ED}" -name '*.a' -delete || die
-	find "${ED}" -name '*.la' -delete || die
-}

dev-libs/cubelib/cubelib-4.7-r2.ebuild

@@ -0,0 +1,97 @@
+# Copyright 2019-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit autotools toolchain-funcs
+
+DESCRIPTION="General purpose C++ library and tools"
+HOMEPAGE="https://www.scalasca.org/scalasca/software/cube-4.x"
+SRC_URI="https://apps.fz-juelich.de/scalasca/releases/cube/${PV}/dist/${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE_CUBELIB_STRATEGY="
+	+cubelib_strategy_keepall
+	cubelib_strategy_preload
+	cubelib_strategy_manual
+	cubelib_strategy_lastn
+"
+IUSE="R ${IUSE_CUBELIB_STRATEGY}"
+
+RDEPEND="
+	sys-cluster/scorep
+	sys-libs/binutils-libs
+	sys-libs/zlib
+	R? (
+		dev-lang/R
+		dev-R/Rcpp
+		dev-R/RInside
+	)
+"
+DEPEND="
+	${RDEPEND}
+	dev-cpp/gtest
+"
+BDEPEND="
+	sys-devel/flex
+	virtual/yacc
+"
+
+REQUIRED_USE="^^ ( ${IUSE_CUBELIB_STRATEGY/+/} )"
+
+src_prepare() {
+	tc-export CC CXX AR F77 FC CPP
+
+	cat > build-config/common/platforms/platform-backend-user-provided <<-EOF || die
+	CC=${CC}
+	CXX=${CXX}
+	FC=${FC}
+	F77=${F77}
+	CPP=${CPP}
+	CXXCPP=${CPP}
+	CC_FOR_BUILD=${CC}
+	CXX_FOR_BUILD=${CXX}
+	FC_FOR_BUILD=${FC}
+	F77_FOR_BUILD=${F77}
+	CFLAGS_FOR_BUILD=${CFLAGS}
+	CXXFLAGS_FOR_BUILD=${CXXFLAGS}
+	FFLAGS_FOR_BUILD=${FFLAGS}
+	FCFLAGS_FOR_BUILD=${FCFLAGS}
+	LDFLAGS_FOR_BUILD=${LDFLAGS}
+	CPPFLAGS_FOR_BUILD=${CPPFLAGS}
+	EOF
+
+	rm -r vendor/googletest || die
+	default
+	eautoreconf
+}
+
+src_configure() {
+	use cubelib_strategy_keepall && strategy="keepall"
+	use cubelib_strategy_preload && strategy="preload"
+	use cubelib_strategy_manual && strategy="manual"
+	use cubelib_strategy_lastn && strategy="lastn"
+
+	local myconf=(
+		--disable-platform-mic
+		--with-compression=full
+		--with-custom-compilers
+		--with-scorep="${EPREFIX}/usr"
+		--with-strategy="${strategy}"
+		--with-system-parser
+		$(use_with R cube_dump_r)
+	)
+	econf "${myconf[@]}"
+}
+
+src_install() {
+	default
+	mv "${ED}/usr/share/doc/cubelib/example" "${ED}/usr/share/doc/${PF}/" || die
+	rm -r "${ED}/usr/share/doc/cubelib" || die
+	dodoc OPEN_ISSUES README
+	docompress -x "/usr/share/doc/${PF}/example"
+	find "${ED}" -name '*.a' -delete || die
+	find "${ED}" -name '*.la' -delete || die
+}