diff options
Diffstat (limited to 'sci-libs/openblas/openblas-0.3.18.ebuild')
| -rw-r--r-- | sci-libs/openblas/openblas-0.3.18.ebuild | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/sci-libs/openblas/openblas-0.3.18.ebuild b/sci-libs/openblas/openblas-0.3.18.ebuild new file mode 100644 index 000000000000..7d76564474ca --- /dev/null +++ b/sci-libs/openblas/openblas-0.3.18.ebuild @@ -0,0 +1,197 @@ +# Copyright 1999-2021 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +inherit flag-o-matic fortran-2 toolchain-funcs + +DESCRIPTION="Optimized BLAS library based on GotoBLAS2" +HOMEPAGE="http://xianyi.github.com/OpenBLAS/" +SRC_URI="https://github.com/xianyi/OpenBLAS/archive/v${PV}.tar.gz -> ${P}.tar.gz" +S="${WORKDIR}"/OpenBLAS-${PV} + +LICENSE="BSD" +SLOT="0" +KEYWORDS="~amd64 ~arm ~arm64 ~x86 ~amd64-linux ~x86-linux ~x64-macos" +IUSE="dynamic eselect-ldso index-64bit openmp pthread relapack test" +REQUIRED_USE="?? ( openmp pthread )" +RESTRICT="!test? ( test )" + +RDEPEND=" + eselect-ldso? ( + >=app-eselect/eselect-blas-0.2 + >=app-eselect/eselect-lapack-0.2 + ) +" +BDEPEND="virtual/pkgconfig" + +PATCHES=( + "${FILESDIR}/${PN}-0.3.12-shared-blas-lapack.patch" +) + +pkg_pretend() { + elog "This software has a massive number of options that" + elog "are configurable and it is *impossible* for all of" + elog "those to fit inside any manageable ebuild." + elog "The Gentoo provided package has enough to build" + elog "a fully optimized library for your targeted CPU." + elog "You can set the CPU target using the environment" + elog "variable - OPENBLAS_TARGET or it will be detected" + elog "automatically from the target toolchain (supports" + elog "cross compilation toolchains)." + elog "You can control the maximum number of threads" + elog "using OPENBLAS_NTHREAD, default=64 and number of " + elog "parallel calls to allow before further calls wait" + elog "using OPENBLAS_NPARALLEL, default=8." +} + +pkg_setup() { + fortran-2_pkg_setup + + # List of most configurable options - Makefile.rule + + # https://github.com/xianyi/OpenBLAS/pull/2663 + tc-export CC FC LD AR AS RANLIB + + # HOSTCC is used for scripting + export HOSTCC=$(tc-getBUILD_CC) + + # threading options + use openmp && tc-check-openmp + USE_THREAD=0 + if use openmp; then + USE_THREAD=1; USE_OPENMP=1; + elif use pthread; then + USE_THREAD=1; USE_OPENMP=0; + fi + export USE_THREAD USE_OPENMP + + # We need to filter these while building the library, and not just + # while building the test suite. Will hopefully get fixed upstream: + # https://github.com/xianyi/OpenBLAS/issues/2657 + use test && filter-flags "-fbounds-check" "-fcheck=bounds" "-fcheck=all" + + # disable submake with -j and default optimization flags + # in Makefile.system + # Makefile.rule says to not modify COMMON_OPT/FCOMMON_OPT... + export MAKE_NB_JOBS=-1 \ + COMMON_OPT=" " \ + FCOMMON_OPT=" " + + # Target CPU ARCH options + # generally detected automatically from cross toolchain + use dynamic && \ + export DYNAMIC_ARCH=1 \ + NO_AFFINITY=1 \ + TARGET=GENERIC + + export NUM_PARALLEL=${OPENBLAS_NPARALLEL:-8} \ + NUM_THREADS=${OPENBLAS_NTHREAD:-64} + + # setting OPENBLAS_TARGET to override auto detection + # in case the toolchain is not enough to detect + # https://github.com/xianyi/OpenBLAS/blob/develop/TargetList.txt + if ! use dynamic && [[ ! -z "${OPENBLAS_TARGET}" ]] ; then + export TARGET="${OPENBLAS_TARGET}" + fi + + export NO_STATIC=1 + + BUILD_RELAPACK=1 + if ! use relapack; then + BUILD_RELAPACK=0 + fi + + export PREFIX="${EPREFIX}/usr" BUILD_RELAPACK +} + +src_prepare() { + default + + # Disable tests by default + sed -e "/^all ::/s/tests //" -i Makefile || die + + # if 64bit-index is needed, create second library + # with LIBPREFIX=libopenblas64 + if use index-64bit; then + cp -aL "${S}" "${S}-index-64bit" || die + fi +} + +src_compile() { + default + cd interface || die + emake shared-blas-lapack + + if use index-64bit; then + emake -C"${S}-index-64bit" \ + INTERFACE64=1 \ + LIBPREFIX=libopenblas64 + fi +} + +src_test() { + emake tests +} + +src_install() { + emake install DESTDIR="${D}" \ + OPENBLAS_INCLUDE_DIR='$(PREFIX)'/include/${PN} \ + OPENBLAS_LIBRARY_DIR='$(PREFIX)'/$(get_libdir) + + dodoc GotoBLAS_*.txt *.md Changelog.txt + + if use index-64bit; then + dolib.so "${S}-index-64bit"/libopenblas64*.so* + fi + + if use eselect-ldso; then + insinto /usr/$(get_libdir)/blas/openblas/ + doins interface/libblas.so.3 + dosym libblas.so.3 usr/$(get_libdir)/blas/openblas/libblas.so + doins interface/libcblas.so.3 + dosym libcblas.so.3 usr/$(get_libdir)/blas/openblas/libcblas.so + + insinto /usr/$(get_libdir)/lapack/openblas/ + doins interface/liblapack.so.3 + dosym liblapack.so.3 usr/$(get_libdir)/lapack/openblas/liblapack.so + doins interface/liblapacke.so.3 + dosym liblapacke.so.3 usr/$(get_libdir)/lapack/openblas/liblapacke.so + fi +} + +pkg_postinst() { + use eselect-ldso || return + local libdir=$(get_libdir) me="openblas" + + # check blas + eselect blas add ${libdir} "${EROOT}"/usr/${libdir}/blas/${me} ${me} + local current_blas=$(eselect blas show ${libdir} | cut -d' ' -f2) + if [[ ${current_blas} == "${me}" || -z ${current_blas} ]]; then + eselect blas set ${libdir} ${me} + elog "Current eselect: BLAS/CBLAS ($libdir) -> [${current_blas}]." + else + elog "Current eselect: BLAS/CBLAS ($libdir) -> [${current_blas}]." + elog "To use blas [${me}] implementation, you have to issue (as root):" + elog "\t eselect blas set ${libdir} ${me}" + fi + + # check lapack + eselect lapack add ${libdir} "${EROOT}"/usr/${libdir}/lapack/${me} ${me} + local current_lapack=$(eselect lapack show ${libdir} | cut -d' ' -f2) + if [[ ${current_lapack} == "${me}" || -z ${current_lapack} ]]; then + eselect lapack set ${libdir} ${me} + elog "Current eselect: LAPACK ($libdir) -> [${current_lapack}]." + else + elog "Current eselect: LAPACK ($libdir) -> [${current_lapack}]." + elog "To use lapack [${me}] implementation, you have to issue (as root):" + elog "\t eselect lapack set ${libdir} ${me}" + fi +} + +pkg_postrm() { + if use eselect-ldso; then + eselect blas validate + eselect lapack validate + fi +} |