[gentoo-commits] repo/gentoo:master commit in: sci-libs/openblas/

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From: "Sam James" <sam@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] repo/gentoo:master commit in: sci-libs/openblas/
Date: Thu, 10 Jul 2025 04:37:08 +0000 (UTC)	[thread overview]
Message-ID: <1752122124.1726368b533d884c7ba2c63d047b3f3a015a7e49.sam@gentoo> (raw)

commit:     1726368b533d884c7ba2c63d047b3f3a015a7e49
Author:     Sam James <sam <AT> gentoo <DOT> org>
AuthorDate: Thu Jul 10 04:34:40 2025 +0000
Commit:     Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Thu Jul 10 04:35:24 2025 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=1726368b

sci-libs/openblas: fix cross for arm64, ppc64

Borrow what conda forge does. I've tried to be careful and only do it
for cross especially given the build system seems pretty brittle here.

Closes: https://bugs.gentoo.org/959759
Signed-off-by: Sam James <sam <AT> gentoo.org>

 sci-libs/openblas/openblas-0.3.30-r1.ebuild | 211 ++++++++++++++++++++++++++++
 1 file changed, 211 insertions(+)

diff --git a/sci-libs/openblas/openblas-0.3.30-r1.ebuild b/sci-libs/openblas/openblas-0.3.30-r1.ebuild
new file mode 100644
index 000000000000..b4f3b17ccd6b
--- /dev/null
+++ b/sci-libs/openblas/openblas-0.3.30-r1.ebuild
@@ -0,0 +1,211 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit flag-o-matic fortran-2 toolchain-funcs
+
+MY_P=OpenBLAS-${PV}
+DESCRIPTION="Optimized BLAS library based on GotoBLAS2"
+HOMEPAGE="https://github.com/xianyi/OpenBLAS"
+SRC_URI="https://github.com/OpenMathLib/OpenBLAS/releases/download/v${PV}/${MY_P}.tar.gz"
+S="${WORKDIR}"/${MY_P}
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~riscv ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+IUSE="dynamic eselect-ldso index-64bit openmp pthread relapack test"
+REQUIRED_USE="?? ( openmp pthread )"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	eselect-ldso? (
+		>=app-eselect/eselect-blas-0.2
+		>=app-eselect/eselect-lapack-0.2
+	)
+"
+BDEPEND="virtual/pkgconfig"
+
+PATCHES=(
+	"${FILESDIR}/${PN}-0.3.29-shared-blas-lapack.patch"
+)
+
+pkg_pretend() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+
+	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() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+
+	fortran-2_pkg_setup
+}
+
+src_prepare() {
+	default
+
+	# TODO: Unbundle lapack like Fedora does?
+	# https://src.fedoraproject.org/rpms/openblas/blob/rawhide/f/openblas-0.2.15-system_lapack.patch
+
+	# Don't build the tests as part of "make all". We'll do
+	# it explicitly later if the test phase is enabled.
+	sed -i -e "/^all :: tests/s: tests::g" Makefile || die
+
+	# If 64bit-index is needed, create second library with LIBPREFIX=libopenblas64
+	if use index-64bit; then
+		cp -aL "${S}" "${S}-index-64bit" || die
+	fi
+}
+
+src_configure() {
+	# List of most configurable options is in Makefile.rule.
+
+	# Not an easy fix, https://github.com/xianyi/OpenBLAS/issues/4128
+	filter-lto
+
+	tc-export CC FC LD AR AS RANLIB
+
+	# HOSTCC is used for scripting
+	export HOSTCC="$(tc-getBUILD_CC)"
+
+	# Threading options
+	export USE_THREAD=0
+	export USE_OPENMP=0
+	if use openmp; then
+		USE_THREAD=1
+		USE_OPENMP=1
+	elif use pthread; then
+		USE_THREAD=1
+		USE_OPENMP=0
+	fi
+
+	# 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
+	#
+	# TODO: Rename USE=dynamic -> USE=cpudetection like dev-libs/gmp, media-video/ffmpeg?
+	# (may want to then restrict bindist w/ USE=-cpudetection.)
+	if use dynamic ; then
+		export DYNAMIC_ARCH=1 NO_AFFINITY=1 TARGET=GENERIC
+	fi
+
+	export NUM_PARALLEL=${OPENBLAS_NPARALLEL:-8} NUM_THREADS=${OPENBLAS_NTHREAD:-64}
+
+	# Allow 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 ; then
+		if [[ -n "${OPENBLAS_TARGET}" ]] ; then
+			export TARGET="${OPENBLAS_TARGET}"
+		elif [[ ${CBUILD} != ${CHOST} ]] ; then
+			case ${CHOST} in
+				aarch64-*)
+					export TARGET="ARMV8"
+					export BINARY="64"
+				;;
+				powerpc64le-*)
+					export TARGET="POWER8"
+					export BUILD_BFLOAT16=1
+					export BINARY=64
+				;;
+			esac
+		fi
+	fi
+
+	export NO_STATIC=1
+	export BUILD_RELAPACK=$(usex relapack 1 0)
+	export PREFIX="${EPREFIX}/usr"
+}
+
+src_compile() {
+	emake shared
+
+	use eselect-ldso && emake -C interface shared-blas-lapack
+
+	if use index-64bit; then
+		emake -C "${S}-index-64bit" \
+			  INTERFACE64=1 \
+			  LIBPREFIX=libopenblas64 shared
+	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/$(get_libdir)/blas/openblas/
+		doins interface/libblas.so.3
+		dosym -r /usr/$(get_libdir)/blas/openblas/libblas.so.3 /usr/$(get_libdir)/blas/openblas/libblas.so
+		doins interface/libcblas.so.3
+		dosym -r /usr/$(get_libdir)/blas/openblas/libcblas.so.3 /usr/$(get_libdir)/blas/openblas/libcblas.so
+
+		insinto /usr/$(get_libdir)/lapack/openblas/
+		doins interface/liblapack.so.3
+		dosym -r /usr/$(get_libdir)/lapack/openblas/liblapack.so.3 /usr/$(get_libdir)/lapack/openblas/liblapack.so
+		doins interface/liblapacke.so.3
+		dosym -r /usr/$(get_libdir)/lapack/openblas/liblapacke.so.3 /usr/$(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
+}

next             reply	other threads:[~2025-07-10  4:37 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-10  4:37 Sam James [this message]
  -- strict thread matches above, loose matches on Subject: below --
2025-09-18 19:10 [gentoo-commits] repo/gentoo:master commit in: sci-libs/openblas/ Michał Górny
2025-09-18 18:42 Michał Górny
2025-09-16 17:35 Michał Górny
2025-09-13 13:55 Michał Górny
2025-09-13 13:55 Michał Górny
2025-09-13 13:55 Michał Górny
2025-09-13 13:55 Michał Górny
2025-09-11  3:29 Sam James
2025-09-11  3:29 Sam James
2025-06-20  6:04 Sam James
2025-06-20  6:04 Sam James
2025-03-10 22:43 Sam James
2024-11-02  9:45 Michał Górny
2024-05-02  5:44 Sam James
2024-02-03 19:09 Sam James
2024-01-03  9:48 Sam James
2023-12-18  0:11 Sam James
2023-11-25 12:15 Sam James
2023-11-13  3:28 Sam James
2023-07-17  2:58 Michael Orlitzky
2023-07-13  3:25 Michael Orlitzky
2023-07-09 16:21 Michael Orlitzky
2023-07-07  0:31 Michael Orlitzky
2023-03-07 15:45 Sam James
2022-10-31 14:01 Michael Orlitzky
2022-10-24 15:52 Sam James
2022-05-16  8:12 David Seifert
2022-05-13 14:02 WANG Xuerui
2022-04-27 21:18 Jakov Smolić
2022-03-20 18:51 Sam James
2022-02-21  2:49 Sam James
2022-02-19 19:22 Sam James
2021-12-19 22:44 Sam James
2021-11-05 17:38 Jakov Smolić
2021-11-05 17:34 Sam James
2021-10-06  8:33 Jakov Smolić
2021-10-03  4:32 Sam James
2021-09-14  5:15 Sam James
2021-08-10  4:00 Sam James
2021-07-22  3:32 Sam James
2021-07-22  3:32 Sam James
2021-07-13  4:02 Sam James
2021-05-04 21:25 Sam James
2021-04-18  6:47 Sam James
2021-03-17 23:21 Sam James
2021-01-06 15:17 Fabian Groffen
2020-12-29  8:36 Sam James
2020-12-27  3:37 Sam James
2020-10-29 20:23 Sam James
2020-10-29  9:55 Sam James
2020-10-29  6:38 Sam James
2020-10-08 14:19 Guilherme Amadio
2020-06-25  7:00 Agostino Sarubbo
2020-06-11 23:26 Michael Orlitzky
2020-06-11 23:26 Michael Orlitzky
2020-06-11  2:46 Michael Orlitzky
2020-06-11  2:46 Michael Orlitzky
2020-06-11  2:46 Michael Orlitzky
2020-06-10 20:57 Michael Orlitzky
2020-06-10 20:57 Michael Orlitzky
2020-06-09 21:08 Michael Orlitzky
2020-03-26  4:45 Benda XU
2019-09-04  8:21 Benda XU
2019-08-04 14:47 Benda XU
2019-08-04 13:13 Benda XU
2019-07-24 14:09 Benda XU
2019-07-24 14:09 Benda XU
2019-07-11 11:13 Benda XU
2019-07-11 11:13 Benda XU

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