2 files changed, 84 insertions, 0 deletions
diff --git a/sci-libs/scalapack/Manifest b/sci-libs/scalapack/Manifest
index 7d24374ac476..0f85a555538f 100644
--- a/sci-libs/scalapack/Manifest
+++ b/sci-libs/scalapack/Manifest
@@ -1,2 +1,3 @@
 DIST scalapack-2.1.0-gcc10.patch 231026 BLAKE2B dacecca8307cd2bf7a20e6453fb17bc1f5a3f2926b6d8f3b89f7f8d34993368574804f0427f228de4525f2b2d73105de561588ba5a4d2fb609d5ed035f51ddc9 SHA512 a11057599639c167e907f8e4d45204174fd326e2ffb9e2d05533db23d8e2dd8cfc1d37f06d5502baa3d5714092fbf4638cf4d9fea84ca9d4fb150e21cc57861e
 DIST scalapack-2.1.0.tgz 5307441 BLAKE2B 4aea055fc3e437bce7108d1555e93c50109bcfe84354903fd711509eedbe686349fda4030e2fa70faf1a9e7e3255e46e48c32b96a2916af6812b8aebceb750c2 SHA512 0e77fb535ebcc28e2d97499ef4bd5161f76ca0ba4a3e308c26ce5071cfc4be4f3814262f3fb38f378ce0b5b31c0913432fea00a1e9e3f7717b853d1182bdf5b4
+DIST scalapack-2.2.0_p20240704.tar.gz 4776451 BLAKE2B 927f6af5196c350cb48bdc0e2a6af40e8212045150b976367852926decabafa13dd5a9b680ad4aa1fce051b5fe3987ee9c034042ffdbba7fde4175847313f96b SHA512 ddd37cd4291f00fbdd9c27d23849238d2f32807b0fba86301cb73a6463f1b4feaf97a5c492ab6ac1c01139f0d1d7d06af898ec90366e5812b6524538812a53ea
diff --git a/sci-libs/scalapack/scalapack-2.2.0_p20240704.ebuild b/sci-libs/scalapack/scalapack-2.2.0_p20240704.ebuild
new file mode 100644
index 000000000000..ce98c63fc31a
--- /dev/null
+++ b/sci-libs/scalapack/scalapack-2.2.0_p20240704.ebuild
@@ -0,0 +1,83 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake flag-o-matic fortran-2 toolchain-funcs
+
+# 2024/07/04 master branch containing 45 commits on top of 2.2.0
+COMMIT_HASH="0234af94c6578c53ac4c19f2925eb6e5c4ad6f0f"
+
+DESCRIPTION="Subset of LAPACK routines redesigned for heterogenous (MPI) computing"
+HOMEPAGE="https://www.netlib.org/scalapack/"
+SRC_URI="https://github.com/Reference-ScaLAPACK/${PN}//archive/${COMMIT_HASH}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}/${PN}-${COMMIT_HASH}"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~riscv ~x86 ~amd64-linux ~x86-linux"
+IUSE="static-libs test"
+RESTRICT="!test? ( test )"
+
+BDEPEND="virtual/pkgconfig"
+RDEPEND="
+	virtual/lapack
+	virtual/mpi[fortran]
+"
+DEPEND="${RDEPEND}"
+
+PATCHES=( )
+
+src_prepare() {
+	cmake_src_prepare
+
+	if use static-libs; then
+		mkdir "${WORKDIR}/${PN}_static" || die
+	fi
+	# mpi does not have a pc file
+	sed -i -e 's/mpi//' scalapack.pc.in || die
+}
+
+src_configure() {
+	# -Werror=strict-aliasing
+	# https://bugs.gentoo.org/862924
+	# https://github.com/Reference-ScaLAPACK/scalapack/issues/95
+	#
+	# Do not trust it for LTO either.
+	append-flags -fno-strict-aliasing
+	filter-lto
+
+	scalapack_configure() {
+		local mycmakeargs=(
+			-DUSE_OPTIMIZED_LAPACK_BLAS=ON
+			-DBLAS_LIBRARIES="$($(tc-getPKG_CONFIG) --libs blas)"
+			-DLAPACK_LIBRARIES="$($(tc-getPKG_CONFIG) --libs lapack)"
+			-DBUILD_TESTING=$(usex test)
+			$@
+		)
+		cmake_src_configure
+	}
+
+	scalapack_configure -DBUILD_SHARED_LIBS=ON -DBUILD_STATIC_LIBS=OFF
+	use static-libs && \
+		CMAKE_BUILD_DIR="${WORKDIR}/${PN}_static" scalapack_configure \
+		-DBUILD_SHARED_LIBS=OFF -DBUILD_STATIC_LIBS=ON
+}
+
+src_compile() {
+	cmake_src_compile
+	use static-libs && \
+		CMAKE_BUILD_DIR="${WORKDIR}/${PN}_static" cmake_src_compile
+}
+
+src_install() {
+	cmake_src_install
+	use static-libs && \
+		CMAKE_BUILD_DIR="${WORKDIR}/${PN}_static" cmake_src_install
+
+	insinto /usr/include/blacs
+	doins BLACS/SRC/*.h
+
+	insinto /usr/include/scalapack
+	doins PBLAS/SRC/*.h
+}