sci-chemistry/gromacs: Add 2023.x release series

Signed-off-by: Alexey Shvetsov <alexxy@gentoo.org>

4 files changed, 643 insertions, 4 deletions

diff --git a/sci-chemistry/gromacs/Manifest b/sci-chemistry/gromacs/Manifest
index dfce80d8c894..af8f062468c0 100644
--- a/sci-chemistry/gromacs/Manifest
+++ b/sci-chemistry/gromacs/Manifest
@@ -7,6 +7,7 @@ DIST gromacs-2021.5.tar.gz 38023772 BLAKE2B 45e1f080b86626423e471f06b48b615db191
 DIST gromacs-2021.6.tar.gz 38012702 BLAKE2B 023ae37dc53643758afa050fd179cd66f3c6d6266f6afceee5eb35c890a3ae284956f2bc2409156d6e1fa03a7f23f7b04c27e1820547fd5f147b344d94da7d40 SHA512 65d7874e5cd838ce4f29d033c66304738ccc30f1987f9f8541725058b2fc4551302a399f6ce773e81ac9485963187c48feaf92c71789f4c345c82bd335f806a7
 DIST gromacs-2022.3.tar.gz 40359623 BLAKE2B 23beacf7208df89aea6c3effe483361451a9ff20428fe79ec163a5eee4dc0db0bb00a2bee84bc9377ad272f216fd372eab1b77e8542ce231ac785b41b582fa15 SHA512 1a6a1674ed17dfd93dcd51537cd13c9df5bb9bd91c3a26601032f83b788a93689bac8070eb8e495a786d41cc9d474885538cbaffa4229da70dfa640ee42b7c60
 DIST gromacs-2022.4.tar.gz 40352282 BLAKE2B 616ba05a70a483d7d8fadefb383ac9fc8825ac09ea92f55a0222c57ac91e4a045fb55405ec963303d8dbabb04b3d1f8c73062785b3812b3c6b7582e002dc5538 SHA512 15c642f2b63c1731a01a3b58c13d454f57c29607554a6693c2e62f38da574c6d596c5cb6f361e0feb5e1069b3b19bb49ceaa432c030da91f48e41654e3e6a62f
+DIST gromacs-2023-rc1.tar.gz 41863824 BLAKE2B c365ccd83b8f271be8f1a515f4dc0ebd729ce43023e979a52046fc827e786f84f09de894af9b8da4f7ce6e06a1ae050e8ff387892f76787857327ce2bc397042 SHA512 7ab8158624e0c93c0f06bd7023b97012d80afa5e068cb4489e7e9700171a5a8f69ae042bf0256c78aaec527d9a1b88f5f2dce6c8c7d4f46a457b6a9568b70f45
 DIST manual-2018.8.pdf 10025023 BLAKE2B afb0a6e6a72d78df743fcb57e7c1716848589e571dd35167b957a9b407ca27978ccfb6cb9e0df9c9439b888f352501a00ba32281ed1e0b4193bd606f1d77152e SHA512 b1972f7ce965bfc9377542993c5943ea4868a8ed23a969d4203264746d6bea3a7a65c6379196ece37fd6d68ec7ec80f827bde87d1049284af7082759a124f1d5
 DIST manual-2019.6.pdf 12702376 BLAKE2B c350127bc06a9eb3dee73da39037c84daeb89500e23cb131bd19a150bf60602d4dde7611e0c6f0f344af4093e96a899303dac71b4df56fd0c44c3a48a56606b7 SHA512 dfdff67c2c1c9ce1f1c236b7686c5331b0fe86951da6c98eddd6a3e748815e0be0a9653ae4318469fcdd913c4e7c355d64a997cc80b9d9fbe6282ef6d98e61eb
 DIST manual-2020.4.pdf 11851608 BLAKE2B 7b7bdf08e8946fcc448543b08391b94a67fee60a8c810597c1f09f70443f9d7db817c99622dd0c21c6317f5fdcd6c4a88589ecac57055cb0cd8597d6021026e7 SHA512 928555663c77de36393e625c29d388d4e1c8c1298e7a993d871839e0d4d8d18d190221ad8f1d975bd072bdd6a061e9ea5b9295f2ecf45f24b6523ea5ea290fed
@@ -16,6 +17,7 @@ DIST manual-2021.5.pdf 12253641 BLAKE2B 8850715a2bb21345e1c9735aca1a5dd2ad916e5a
 DIST manual-2021.6.pdf 12256595 BLAKE2B 5d808e38571b38c1f6e0d115f6e604238206cc001f59d05ed855e80c324c0e6fd7767adb723b3d0edd1267ae5973a3b83b76bd04d2dc99769e6440600d8e2146 SHA512 64fe56422d7417f6f61b10346c99e24c3f423f0cedc3794e0809250282bc87ef692b47ae6c3f95ad7994aa3860ed82035cbacc76eb78a2f54a29052a05260af2
 DIST manual-2022.3.pdf 13080874 BLAKE2B 3e70da8f70281c78084f5f9af86cdcda187c7b3085f08d95487992a65e31b7dae0b3e66d914dc0bccaf1bfe4c672d2018f38d0bde679759545aca55d1df1f554 SHA512 f634eac722d4a6f77820ef46024d9209de97fb6afb52333f200c2717049d8d09e31f0ef7bac8f154d79ae43fa31541ed6c3d839dd088433222ebdace298b5fae
 DIST manual-2022.4.pdf 13080976 BLAKE2B 45685fa1d727aa30425e946ac72e0bd723528032e3fb45525d3c025316ee2682ea3c9cc2fd75b5cd4e900adbc6e7f577e3368d9e0681294fd1515df3d2e5d840 SHA512 a7ac3a80a90f14b6917e15633d77230d24cdcf19ade38d14b35c6451074848a7754b33c612e2a26a657f2edd3d6710e5a8130cacb107d4085d1bd934267ad623
+DIST manual-2023_rc1.pdf 13506754 BLAKE2B 9487753e788fa5b2d01255717769e0b01cf7adcb4ae99a1f37f4ad0f8acccfbf4eff0a4c76add63bc82bffdf844cf8dd1d858d15a6bacd6635ec3a3474e10f6f SHA512 f26df914402793c656a798847524c0b9207a4163bb36d6cb90740a699418719f7b124343b4886e50d92023c14f8c1e61e950c12b8e1e4702007e34677cd17ef2
 DIST regressiontests-2018.8.tar.gz 67855469 BLAKE2B 34c9b339f6229f483afbb5192ee6ba8b8f72d5c26907a853af9c53dfece0d88739e48f6b44b78d1c010f988f9385d077285300522164f533a5861e9dda879275 SHA512 3642389d27bd1942cd0f091c940ae97b197b94856a387fe581dc516b0d4169480f16551d4ba357f9282b3337d605c286d51dd38112ac87c826dda634904836bb
 DIST regressiontests-2019.6.tar.gz 67643195 BLAKE2B 1e054e24b187946f7ea28090d4f20cf8e1d79a26253f57ba07d130e0773d8541b8a1552a38023d31a68ce8bc62d8e0af1d98609234bb3e7d3e6d567307ebb386 SHA512 eacf1c55b982515a305c29459fe80a7cd558a8481e5689962aa956148af542568b1d1ce59c6784ecb0afd4768c2b664afa21e12af2d89ae2b06b1ba61ad72036
 DIST regressiontests-2020.4.tar.gz 48542144 BLAKE2B 1dcde67525d40ababa74d9e8ba2dd3fdef1de7d1018491e102edd71d3a622925f213b5a0812e5448882b4cb5fb578317e8e5029bdc4bd53008aa8441a3d9dea1 SHA512 7c71f36a1cef22562f14dcd233e90ad2fe370ae1a7d3b5268727259b374e12d4754253735ac8745d3738bdbc1cc2067780fda5e393be2ff264f632fe4e0c1978
@@ -25,3 +27,4 @@ DIST regressiontests-2021.5.tar.gz 48537298 BLAKE2B 860ac34aa8706ecdafab44721627
 DIST regressiontests-2021.6.tar.gz 48537070 BLAKE2B 982fad6b23da5c1e6d32009f9f08772419c08f15549aea85ec0cd144c7faf5b48ed9b49a2cae662c28008514911cc18e0b39b994854d95f4f206e728b76f3fe5 SHA512 9c0ca29df822bc13005fd35bdb85cc075ea667112ae1670af0d8306cdd2bd348a9f9904bd10da6db458d9c11f4d44860e1fc62e9686d2c6e396e265d18768ba4
 DIST regressiontests-2022.3.tar.gz 48615675 BLAKE2B 731d9a210dcd481df937182a9a8239087549abd118d1386175ef68979e139ae33089cfc304e0389670ad15a196008c282ddf62968a7e8bfccac22c0a96add276 SHA512 98888ad908705ac29ae958591368e994b091a1619782b49601e41f576c821eb3c96a713449151b8db59d46bc6dd3bcb363f5d0cda354ce6b39a9bb93ba31f913
 DIST regressiontests-2022.4.tar.gz 48614599 BLAKE2B d41d59d4336455c87f3877be48ec49b2cdc989548c51ef9c8277b05bb6cf3dc05ebfa91a0248cc113c130a0ed19aae2c8316184caf37b72aa612b211fe41b144 SHA512 6495a286b201774ea2a922376ff5c0abaae7aaef1dfd28a1a61c817b5c6ac83db99300d43cc019745ca32a025e1f8a7f538342af539d9d753e494c550b429706
+DIST regressiontests-2023-rc1.tar.gz 48611523 BLAKE2B 4ef09171007c45f38239c8e966d0c9a611ee9b133c91fb51fc5d25a7f67eab01e32b1ef89c12b42eb140b5e189834697e4116ad6c9c302ab33d15cf871ac61d6 SHA512 f5c2a486f8b416140b69841c42df8bb1e38fc0d7b58badc4370a59ca543c48c7875a877eab828ee03f87e55501f4e8fcdd18103939825f8b57f681f99b108f42
diff --git a/sci-chemistry/gromacs/gromacs-2023.9999.ebuild b/sci-chemistry/gromacs/gromacs-2023.9999.ebuild
new file mode 100644
index 000000000000..55fe829229e7
--- /dev/null
+++ b/sci-chemistry/gromacs/gromacs-2023.9999.ebuild
@@ -0,0 +1,319 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+CMAKE_MAKEFILE_GENERATOR="ninja"
+
+PYTHON_COMPAT=( python3_{8..11} )
+
+DISTUTILS_OPTIONAL=1
+DISTUTILS_USE_PEP517=no
+DISTUTILS_SINGLE_IMPL=1
+
+inherit bash-completion-r1 cmake cuda distutils-r1 flag-o-matic readme.gentoo-r1 toolchain-funcs xdg-utils
+
+if [[ ${PV} = *9999* ]]; then
+	EGIT_REPO_URI="
+		https://gitlab.com/gromacs/gromacs.git
+		https://github.com/gromacs/gromacs.git
+		git://git.gromacs.org/gromacs.git"
+	[[ ${PV} = 9999 ]] && EGIT_BRANCH="master" || EGIT_BRANCH="release-${PV:0:4}"
+	inherit git-r3
+else
+	SRC_URI="
+		http://ftp.gromacs.org/gromacs/${PN}-${PV/_/-}.tar.gz
+		doc? ( https://ftp.gromacs.org/manual/manual-${PV/_/-}.pdf -> manual-${PV}.pdf )
+		test? ( http://ftp.gromacs.org/regressiontests/regressiontests-${PV/_/-}.tar.gz )"
+	# since 2022 arm support was dropped (but not arm64)
+	KEYWORDS="~amd64 -arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+fi
+
+ACCE_IUSE="cpu_flags_x86_sse2 cpu_flags_x86_sse4_1 cpu_flags_x86_fma4 cpu_flags_x86_avx cpu_flags_x86_avx2 cpu_flags_x86_avx512f cpu_flags_arm_neon"
+
+DESCRIPTION="The ultimate molecular dynamics simulation package"
+HOMEPAGE="http://www.gromacs.org/"
+
+# see COPYING for details
+# https://repo.or.cz/w/gromacs.git/blob/HEAD:/COPYING
+#        base,    vmd plugins, fftpack from numpy,  blas/lapck from netlib,        memtestG80 library,  mpi_thread lib
+LICENSE="LGPL-2.1 UoI-NCSA !mkl? ( !fftw? ( BSD ) !blas? ( BSD ) !lapack? ( BSD ) ) cuda? ( LGPL-3 ) threads? ( BSD )"
+SLOT="0/${PV}"
+IUSE="blas cuda +custom-cflags +doc build-manual double-precision +fftw +gmxapi +gmxapi-legacy +hwloc lapack mkl mpi +offensive opencl openmp +python +single-precision test +threads +tng ${ACCE_IUSE}"
+
+CDEPEND="
+	blas? ( virtual/blas )
+	cuda? ( >=dev-util/nvidia-cuda-toolkit-11[profiler] )
+	opencl? ( virtual/opencl )
+	fftw? ( sci-libs/fftw:3.0= )
+	hwloc? ( sys-apps/hwloc:= )
+	lapack? ( virtual/lapack )
+	mkl? ( sci-libs/mkl )
+	mpi? ( virtual/mpi[cxx] )
+	sci-libs/lmfit:=
+	>=dev-cpp/muParser-2.3.4:=
+	${PYTHON_DEPS}
+	"
+BDEPEND="${CDEPEND}
+	virtual/pkgconfig
+	build-manual? (
+		app-doc/doxygen
+		$(python_gen_cond_dep '
+			dev-python/sphinx[${PYTHON_USEDEP}]
+		')
+		media-gfx/mscgen
+		media-gfx/graphviz
+		dev-texlive/texlive-latex
+		dev-texlive/texlive-latexextra
+		media-gfx/imagemagick
+	)"
+RDEPEND="${CDEPEND}"
+
+REQUIRED_USE="
+	|| ( single-precision double-precision )
+	doc? ( !build-manual )
+	cuda? ( single-precision )
+	cuda? ( !opencl )
+	mkl? ( !blas !fftw !lapack )
+	${PYTHON_REQUIRED_USE}"
+
+DOCS=( AUTHORS README )
+
+RESTRICT="!test? ( test )"
+
+if [[ ${PV} != *9999 ]]; then
+	S="${WORKDIR}/${PN}-${PV/_/-}"
+fi
+
+pkg_pretend() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+}
+
+pkg_setup() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+	python-single-r1_pkg_setup
+}
+
+src_unpack() {
+	if [[ ${PV} != *9999 ]]; then
+		default
+	else
+		git-r3_src_unpack
+		if use test; then
+			EGIT_REPO_URI="git://git.gromacs.org/regressiontests.git" \
+			EGIT_BRANCH="${EGIT_BRANCH}" \
+			EGIT_CHECKOUT_DIR="${WORKDIR}/regressiontests"\
+				git-r3_src_unpack
+		fi
+	fi
+}
+
+src_prepare() {
+	#notes/todos
+	# -on apple: there is framework support
+
+	xdg_environment_reset #591952
+
+	cmake_src_prepare
+
+	use cuda && cuda_src_prepare
+
+	GMX_DIRS=""
+	use single-precision && GMX_DIRS+=" float"
+	use double-precision && GMX_DIRS+=" double"
+
+	if use test; then
+		for x in ${GMX_DIRS}; do
+			mkdir -p "${WORKDIR}/${P}_${x}" || die
+			cp -al "${WORKDIR}/regressiontests"* "${WORKDIR}/${P}_${x}/tests" || die
+		done
+	fi
+
+	DOC_CONTENTS="Gromacs can use sci-chemistry/vmd to read additional file formats"
+	if use build-manual; then
+		# try to create policy for imagemagik
+		mkdir -p ${HOME}/.config/ImageMagick
+		cat >> ${HOME}/.config/ImageMagick/policy.xml <<- EOF
+		<?xml version="1.0" encoding="UTF-8"?>
+		<!DOCTYPE policymap [
+		<!ELEMENT policymap (policy)+>
+		!ATTLIST policymap xmlns CDATA #FIXED ''>
+		<!ELEMENT policy EMPTY>
+		<!ATTLIST policy xmlns CDATA #FIXED '' domain NMTOKEN #REQUIRED
+			name NMTOKEN #IMPLIED pattern CDATA #IMPLIED rights NMTOKEN #IMPLIED
+			stealth NMTOKEN #IMPLIED value CDATA #IMPLIED>
+		]>
+		<policymap>
+			<policy domain="coder" rights="read | write" pattern="PS" />
+			<policy domain="coder" rights="read | write" pattern="PS2" />
+			<policy domain="coder" rights="read | write" pattern="PS3" />
+			<policy domain="coder" rights="read | write" pattern="EPS" />
+			<policy domain="coder" rights="read | write" pattern="PDF" />
+			<policy domain="coder" rights="read | write" pattern="XPS" />
+		</policymap>
+		EOF
+	fi
+}
+
+src_configure() {
+	local mycmakeargs_pre=( ) extra fft_opts=( )
+	local acce="AUTO"
+
+	if use custom-cflags; then
+		#go from slowest to fastest acceleration
+		acce="None"
+		if (use amd64 || use x86); then
+			use cpu_flags_x86_sse2 && acce="SSE2"
+			use cpu_flags_x86_sse4_1 && acce="SSE4.1"
+			use cpu_flags_x86_fma4 && acce="AVX_128_FMA"
+			use cpu_flags_x86_avx && acce="AVX_256"
+			use cpu_flags_x86_avx2 && acce="AVX2_256"
+			use cpu_flags_x86_avx512f && acce="AVX_512"
+		elif (use arm); then
+			use cpu_flags_arm_neon && acce="ARM_NEON"
+		elif (use arm64); then
+			use cpu_flags_arm_neon && acce="ARM_NEON_ASIMD"
+		fi
+	else
+		strip-flags
+	fi
+
+	#to create man pages, build tree binaries are executed (bug #398437)
+	[[ ${CHOST} = *-darwin* ]] && \
+		extra+=" -DCMAKE_BUILD_WITH_INSTALL_RPATH=OFF"
+
+	if use fftw; then
+		fft_opts=( -DGMX_FFT_LIBRARY=fftw3 )
+	elif use mkl && has_version "=sci-libs/mkl-10*"; then
+		fft_opts=( -DGMX_FFT_LIBRARY=mkl
+			-DMKL_INCLUDE_DIR="${MKLROOT}/include"
+			-DMKL_LIBRARIES="$(echo /opt/intel/mkl/10.0.5.025/lib/*/libmkl.so);$(echo /opt/intel/mkl/10.0.5.025/lib/*/libiomp*.so)"
+		)
+	elif use mkl; then
+		local bits=$(get_libdir)
+		fft_opts=( -DGMX_FFT_LIBRARY=mkl
+			-DMKL_INCLUDE_DIR="$(echo /opt/intel/*/mkl/include)"
+			-DMKL_LIBRARIES="$(echo /opt/intel/*/mkl/lib/*${bits/lib}/libmkl_rt.so)"
+		)
+	else
+		fft_opts=( -DGMX_FFT_LIBRARY=fftpack )
+	fi
+
+	mycmakeargs_pre+=(
+		"${fft_opts[@]}"
+		"${lmfit_opts[@]}"
+		-DGMX_USE_LMFIT=EXTERNAL
+		-DGMX_USE_MUPARSER=EXTERNAL
+		-DGMX_EXTERNAL_BLAS=$(usex blas)
+		-DGMX_EXTERNAL_LAPACK=$(usex lapack)
+		-DGMX_OPENMP=$(usex openmp)
+		-DGMX_COOL_QUOTES=$(usex offensive)
+		-DGMX_USE_TNG=$(usex tng)
+		-DGMX_BUILD_MANUAL=$(usex build-manual)
+		-DGMX_HWLOC=$(usex hwloc)
+		-DGMX_DEFAULT_SUFFIX=off
+		-DGMX_SIMD="$acce"
+		-DGMX_VMD_PLUGIN_PATH="${EPREFIX}/usr/$(get_libdir)/vmd/plugins/*/molfile/"
+		-DBUILD_TESTING=$(usex test)
+		-DGMX_BUILD_UNITTESTS=$(usex test)
+		-DPYTHON_EXECUTABLE="${EPREFIX}/usr/bin/${EPYTHON}"
+		${extra}
+	)
+
+	for x in ${GMX_DIRS}; do
+		einfo "Configuring for ${x} precision"
+		local suffix=""
+		#if we build single and double - double is suffixed
+		use double-precision && use single-precision && \
+			[[ ${x} = "double" ]] && suffix="_d"
+		local p
+		[[ ${x} = "double" ]] && p="-DGMX_DOUBLE=ON" || p="-DGMX_DOUBLE=OFF"
+		local gpu=( "-DGMX_GPU=OFF" )
+		[[ ${x} = "float" ]] && use cuda && gpu=( "-DGMX_GPU=CUDA" )
+		use opencl && gpu=( "-DGMX_GPU=OPENCL" )
+		mycmakeargs=(
+			${mycmakeargs_pre[@]} ${p}
+			-DGMX_MPI=$(usex mpi)
+			-DGMX_THREAD_MPI=$(usex threads)
+			-DGMXAPI=$(usex gmxapi)
+			-DGMX_INSTALL_LEGACY_API=$(usex gmxapi-legacy)
+			"${gpu[@]}"
+			"$(use test && echo -DREGRESSIONTEST_PATH="${WORKDIR}/${P}_${x}/tests")"
+			-DGMX_BINARY_SUFFIX="${suffix}"
+			-DGMX_LIBS_SUFFIX="${suffix}"
+			-DGMX_PYTHON_PACKAGE=$(usex python)
+		)
+		BUILD_DIR="${WORKDIR}/${P}_${x}" cmake_src_configure
+		[[ ${CHOST} != *-darwin* ]] || \
+		  sed -i '/SET(CMAKE_INSTALL_NAME_DIR/s/^/#/' "${WORKDIR}/${P}_${x}/gentoo_rules.cmake" || die
+	done
+}
+
+src_compile() {
+	for x in ${GMX_DIRS}; do
+		einfo "Compiling for ${x} precision"
+		BUILD_DIR="${WORKDIR}/${P}_${x}"\
+			cmake_src_compile
+		if use python; then
+			BUILD_DIR="${WORKDIR}/${P}_${x}"\
+				cmake_src_compile	python_packaging/all
+			BUILD_DIR="${WORKDIR}/${P}" \
+				distutils-r1_src_compile
+		fi
+		# not 100% necessary for rel ebuilds as available from website
+		if use build-manual; then
+			BUILD_DIR="${WORKDIR}/${P}_${x}"\
+				cmake_src_compile manual
+		fi
+	done
+}
+
+src_test() {
+	for x in ${GMX_DIRS}; do
+		BUILD_DIR="${WORKDIR}/${P}_${x}"\
+			cmake_src_compile check
+	done
+}
+
+src_install() {
+	for x in ${GMX_DIRS}; do
+		BUILD_DIR="${WORKDIR}/${P}_${x}" \
+			cmake_src_install
+		if use python; then
+			BUILD_DIR="${WORKDIR}/${P}_${x}" \
+				cmake_src_install	python_packaging/install
+		fi
+		if use build-manual; then
+			newdoc "${WORKDIR}/${P}_${x}"/docs/manual/gromacs.pdf "${PN}-manual-${PV}.pdf"
+		fi
+
+		if use doc; then
+			if [[ ${PV} != *9999* ]]; then
+				newdoc "${DISTDIR}/manual-${PV}.pdf" "${PN}-manual-${PV}.pdf"
+			fi
+		fi
+	done
+
+	if use tng; then
+		insinto /usr/include/tng
+		doins src/external/tng_io/include/tng/*h
+	fi
+	# drop unneeded stuff
+	rm "${ED}"/usr/bin/GMXRC* || die
+	for x in "${ED}"/usr/bin/gmx-completion-*.bash ; do
+		local n=${x##*/gmx-completion-}
+		n="${n%.bash}"
+		cat "${ED}"/usr/bin/gmx-completion.bash "$x" > "${T}/${n}" || die
+		newbashcomp "${T}"/"${n}" "${n}"
+	done
+	rm "${ED}"/usr/bin/gmx-completion*.bash || die
+	readme.gentoo_create_doc
+}
+
+pkg_postinst() {
+	einfo
+	einfo  "Please read and cite gromacs related papers from list:"
+	einfo  "https://www.gromacs.org/Gromacs_papers"
+	einfo
+	readme.gentoo_print_elog
+}
diff --git a/sci-chemistry/gromacs/gromacs-2023_rc1.ebuild b/sci-chemistry/gromacs/gromacs-2023_rc1.ebuild
new file mode 100644
index 000000000000..55fe829229e7
--- /dev/null
+++ b/sci-chemistry/gromacs/gromacs-2023_rc1.ebuild
@@ -0,0 +1,319 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+CMAKE_MAKEFILE_GENERATOR="ninja"
+
+PYTHON_COMPAT=( python3_{8..11} )
+
+DISTUTILS_OPTIONAL=1
+DISTUTILS_USE_PEP517=no
+DISTUTILS_SINGLE_IMPL=1
+
+inherit bash-completion-r1 cmake cuda distutils-r1 flag-o-matic readme.gentoo-r1 toolchain-funcs xdg-utils
+
+if [[ ${PV} = *9999* ]]; then
+	EGIT_REPO_URI="
+		https://gitlab.com/gromacs/gromacs.git
+		https://github.com/gromacs/gromacs.git
+		git://git.gromacs.org/gromacs.git"
+	[[ ${PV} = 9999 ]] && EGIT_BRANCH="master" || EGIT_BRANCH="release-${PV:0:4}"
+	inherit git-r3
+else
+	SRC_URI="
+		http://ftp.gromacs.org/gromacs/${PN}-${PV/_/-}.tar.gz
+		doc? ( https://ftp.gromacs.org/manual/manual-${PV/_/-}.pdf -> manual-${PV}.pdf )
+		test? ( http://ftp.gromacs.org/regressiontests/regressiontests-${PV/_/-}.tar.gz )"
+	# since 2022 arm support was dropped (but not arm64)
+	KEYWORDS="~amd64 -arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+fi
+
+ACCE_IUSE="cpu_flags_x86_sse2 cpu_flags_x86_sse4_1 cpu_flags_x86_fma4 cpu_flags_x86_avx cpu_flags_x86_avx2 cpu_flags_x86_avx512f cpu_flags_arm_neon"
+
+DESCRIPTION="The ultimate molecular dynamics simulation package"
+HOMEPAGE="http://www.gromacs.org/"
+
+# see COPYING for details
+# https://repo.or.cz/w/gromacs.git/blob/HEAD:/COPYING
+#        base,    vmd plugins, fftpack from numpy,  blas/lapck from netlib,        memtestG80 library,  mpi_thread lib
+LICENSE="LGPL-2.1 UoI-NCSA !mkl? ( !fftw? ( BSD ) !blas? ( BSD ) !lapack? ( BSD ) ) cuda? ( LGPL-3 ) threads? ( BSD )"
+SLOT="0/${PV}"
+IUSE="blas cuda +custom-cflags +doc build-manual double-precision +fftw +gmxapi +gmxapi-legacy +hwloc lapack mkl mpi +offensive opencl openmp +python +single-precision test +threads +tng ${ACCE_IUSE}"
+
+CDEPEND="
+	blas? ( virtual/blas )
+	cuda? ( >=dev-util/nvidia-cuda-toolkit-11[profiler] )
+	opencl? ( virtual/opencl )
+	fftw? ( sci-libs/fftw:3.0= )
+	hwloc? ( sys-apps/hwloc:= )
+	lapack? ( virtual/lapack )
+	mkl? ( sci-libs/mkl )
+	mpi? ( virtual/mpi[cxx] )
+	sci-libs/lmfit:=
+	>=dev-cpp/muParser-2.3.4:=
+	${PYTHON_DEPS}
+	"
+BDEPEND="${CDEPEND}
+	virtual/pkgconfig
+	build-manual? (
+		app-doc/doxygen
+		$(python_gen_cond_dep '
+			dev-python/sphinx[${PYTHON_USEDEP}]
+		')
+		media-gfx/mscgen
+		media-gfx/graphviz
+		dev-texlive/texlive-latex
+		dev-texlive/texlive-latexextra
+		media-gfx/imagemagick
+	)"
+RDEPEND="${CDEPEND}"
+
+REQUIRED_USE="
+	|| ( single-precision double-precision )
+	doc? ( !build-manual )
+	cuda? ( single-precision )
+	cuda? ( !opencl )
+	mkl? ( !blas !fftw !lapack )
+	${PYTHON_REQUIRED_USE}"
+
+DOCS=( AUTHORS README )
+
+RESTRICT="!test? ( test )"
+
+if [[ ${PV} != *9999 ]]; then
+	S="${WORKDIR}/${PN}-${PV/_/-}"
+fi
+
+pkg_pretend() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+}
+
+pkg_setup() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+	python-single-r1_pkg_setup
+}
+
+src_unpack() {
+	if [[ ${PV} != *9999 ]]; then
+		default
+	else
+		git-r3_src_unpack
+		if use test; then
+			EGIT_REPO_URI="git://git.gromacs.org/regressiontests.git" \
+			EGIT_BRANCH="${EGIT_BRANCH}" \
+			EGIT_CHECKOUT_DIR="${WORKDIR}/regressiontests"\
+				git-r3_src_unpack
+		fi
+	fi
+}
+
+src_prepare() {
+	#notes/todos
+	# -on apple: there is framework support
+
+	xdg_environment_reset #591952
+
+	cmake_src_prepare
+
+	use cuda && cuda_src_prepare
+
+	GMX_DIRS=""
+	use single-precision && GMX_DIRS+=" float"
+	use double-precision && GMX_DIRS+=" double"
+
+	if use test; then
+		for x in ${GMX_DIRS}; do
+			mkdir -p "${WORKDIR}/${P}_${x}" || die
+			cp -al "${WORKDIR}/regressiontests"* "${WORKDIR}/${P}_${x}/tests" || die
+		done
+	fi
+
+	DOC_CONTENTS="Gromacs can use sci-chemistry/vmd to read additional file formats"
+	if use build-manual; then
+		# try to create policy for imagemagik
+		mkdir -p ${HOME}/.config/ImageMagick
+		cat >> ${HOME}/.config/ImageMagick/policy.xml <<- EOF
+		<?xml version="1.0" encoding="UTF-8"?>
+		<!DOCTYPE policymap [
+		<!ELEMENT policymap (policy)+>
+		!ATTLIST policymap xmlns CDATA #FIXED ''>
+		<!ELEMENT policy EMPTY>
+		<!ATTLIST policy xmlns CDATA #FIXED '' domain NMTOKEN #REQUIRED
+			name NMTOKEN #IMPLIED pattern CDATA #IMPLIED rights NMTOKEN #IMPLIED
+			stealth NMTOKEN #IMPLIED value CDATA #IMPLIED>
+		]>
+		<policymap>
+			<policy domain="coder" rights="read | write" pattern="PS" />
+			<policy domain="coder" rights="read | write" pattern="PS2" />
+			<policy domain="coder" rights="read | write" pattern="PS3" />
+			<policy domain="coder" rights="read | write" pattern="EPS" />
+			<policy domain="coder" rights="read | write" pattern="PDF" />
+			<policy domain="coder" rights="read | write" pattern="XPS" />
+		</policymap>
+		EOF
+	fi
+}
+
+src_configure() {
+	local mycmakeargs_pre=( ) extra fft_opts=( )
+	local acce="AUTO"
+
+	if use custom-cflags; then
+		#go from slowest to fastest acceleration
+		acce="None"
+		if (use amd64 || use x86); then
+			use cpu_flags_x86_sse2 && acce="SSE2"
+			use cpu_flags_x86_sse4_1 && acce="SSE4.1"
+			use cpu_flags_x86_fma4 && acce="AVX_128_FMA"
+			use cpu_flags_x86_avx && acce="AVX_256"
+			use cpu_flags_x86_avx2 && acce="AVX2_256"
+			use cpu_flags_x86_avx512f && acce="AVX_512"
+		elif (use arm); then
+			use cpu_flags_arm_neon && acce="ARM_NEON"
+		elif (use arm64); then
+			use cpu_flags_arm_neon && acce="ARM_NEON_ASIMD"
+		fi
+	else
+		strip-flags
+	fi
+
+	#to create man pages, build tree binaries are executed (bug #398437)
+	[[ ${CHOST} = *-darwin* ]] && \
+		extra+=" -DCMAKE_BUILD_WITH_INSTALL_RPATH=OFF"
+
+	if use fftw; then
+		fft_opts=( -DGMX_FFT_LIBRARY=fftw3 )
+	elif use mkl && has_version "=sci-libs/mkl-10*"; then
+		fft_opts=( -DGMX_FFT_LIBRARY=mkl
+			-DMKL_INCLUDE_DIR="${MKLROOT}/include"
+			-DMKL_LIBRARIES="$(echo /opt/intel/mkl/10.0.5.025/lib/*/libmkl.so);$(echo /opt/intel/mkl/10.0.5.025/lib/*/libiomp*.so)"
+		)
+	elif use mkl; then
+		local bits=$(get_libdir)
+		fft_opts=( -DGMX_FFT_LIBRARY=mkl
+			-DMKL_INCLUDE_DIR="$(echo /opt/intel/*/mkl/include)"
+			-DMKL_LIBRARIES="$(echo /opt/intel/*/mkl/lib/*${bits/lib}/libmkl_rt.so)"
+		)
+	else
+		fft_opts=( -DGMX_FFT_LIBRARY=fftpack )
+	fi
+
+	mycmakeargs_pre+=(
+		"${fft_opts[@]}"
+		"${lmfit_opts[@]}"
+		-DGMX_USE_LMFIT=EXTERNAL
+		-DGMX_USE_MUPARSER=EXTERNAL
+		-DGMX_EXTERNAL_BLAS=$(usex blas)
+		-DGMX_EXTERNAL_LAPACK=$(usex lapack)
+		-DGMX_OPENMP=$(usex openmp)
+		-DGMX_COOL_QUOTES=$(usex offensive)
+		-DGMX_USE_TNG=$(usex tng)
+		-DGMX_BUILD_MANUAL=$(usex build-manual)
+		-DGMX_HWLOC=$(usex hwloc)
+		-DGMX_DEFAULT_SUFFIX=off
+		-DGMX_SIMD="$acce"
+		-DGMX_VMD_PLUGIN_PATH="${EPREFIX}/usr/$(get_libdir)/vmd/plugins/*/molfile/"
+		-DBUILD_TESTING=$(usex test)
+		-DGMX_BUILD_UNITTESTS=$(usex test)
+		-DPYTHON_EXECUTABLE="${EPREFIX}/usr/bin/${EPYTHON}"
+		${extra}
+	)
+
+	for x in ${GMX_DIRS}; do
+		einfo "Configuring for ${x} precision"
+		local suffix=""
+		#if we build single and double - double is suffixed
+		use double-precision && use single-precision && \
+			[[ ${x} = "double" ]] && suffix="_d"
+		local p
+		[[ ${x} = "double" ]] && p="-DGMX_DOUBLE=ON" || p="-DGMX_DOUBLE=OFF"
+		local gpu=( "-DGMX_GPU=OFF" )
+		[[ ${x} = "float" ]] && use cuda && gpu=( "-DGMX_GPU=CUDA" )
+		use opencl && gpu=( "-DGMX_GPU=OPENCL" )
+		mycmakeargs=(
+			${mycmakeargs_pre[@]} ${p}
+			-DGMX_MPI=$(usex mpi)
+			-DGMX_THREAD_MPI=$(usex threads)
+			-DGMXAPI=$(usex gmxapi)
+			-DGMX_INSTALL_LEGACY_API=$(usex gmxapi-legacy)
+			"${gpu[@]}"
+			"$(use test && echo -DREGRESSIONTEST_PATH="${WORKDIR}/${P}_${x}/tests")"
+			-DGMX_BINARY_SUFFIX="${suffix}"
+			-DGMX_LIBS_SUFFIX="${suffix}"
+			-DGMX_PYTHON_PACKAGE=$(usex python)
+		)
+		BUILD_DIR="${WORKDIR}/${P}_${x}" cmake_src_configure
+		[[ ${CHOST} != *-darwin* ]] || \
+		  sed -i '/SET(CMAKE_INSTALL_NAME_DIR/s/^/#/' "${WORKDIR}/${P}_${x}/gentoo_rules.cmake" || die
+	done
+}
+
+src_compile() {
+	for x in ${GMX_DIRS}; do
+		einfo "Compiling for ${x} precision"
+		BUILD_DIR="${WORKDIR}/${P}_${x}"\
+			cmake_src_compile
+		if use python; then
+			BUILD_DIR="${WORKDIR}/${P}_${x}"\
+				cmake_src_compile	python_packaging/all
+			BUILD_DIR="${WORKDIR}/${P}" \
+				distutils-r1_src_compile
+		fi
+		# not 100% necessary for rel ebuilds as available from website
+		if use build-manual; then
+			BUILD_DIR="${WORKDIR}/${P}_${x}"\
+				cmake_src_compile manual
+		fi
+	done
+}
+
+src_test() {
+	for x in ${GMX_DIRS}; do
+		BUILD_DIR="${WORKDIR}/${P}_${x}"\
+			cmake_src_compile check
+	done
+}
+
+src_install() {
+	for x in ${GMX_DIRS}; do
+		BUILD_DIR="${WORKDIR}/${P}_${x}" \
+			cmake_src_install
+		if use python; then
+			BUILD_DIR="${WORKDIR}/${P}_${x}" \
+				cmake_src_install	python_packaging/install
+		fi
+		if use build-manual; then
+			newdoc "${WORKDIR}/${P}_${x}"/docs/manual/gromacs.pdf "${PN}-manual-${PV}.pdf"
+		fi
+
+		if use doc; then
+			if [[ ${PV} != *9999* ]]; then
+				newdoc "${DISTDIR}/manual-${PV}.pdf" "${PN}-manual-${PV}.pdf"
+			fi
+		fi
+	done
+
+	if use tng; then
+		insinto /usr/include/tng
+		doins src/external/tng_io/include/tng/*h
+	fi
+	# drop unneeded stuff
+	rm "${ED}"/usr/bin/GMXRC* || die
+	for x in "${ED}"/usr/bin/gmx-completion-*.bash ; do
+		local n=${x##*/gmx-completion-}
+		n="${n%.bash}"
+		cat "${ED}"/usr/bin/gmx-completion.bash "$x" > "${T}/${n}" || die
+		newbashcomp "${T}"/"${n}" "${n}"
+	done
+	rm "${ED}"/usr/bin/gmx-completion*.bash || die
+	readme.gentoo_create_doc
+}
+
+pkg_postinst() {
+	einfo
+	einfo  "Please read and cite gromacs related papers from list:"
+	einfo  "https://www.gromacs.org/Gromacs_papers"
+	einfo
+	readme.gentoo_print_elog
+}
diff --git a/sci-chemistry/gromacs/gromacs-9999.ebuild b/sci-chemistry/gromacs/gromacs-9999.ebuild
index f8165b39b590..55fe829229e7 100644
--- a/sci-chemistry/gromacs/gromacs-9999.ebuild
+++ b/sci-chemistry/gromacs/gromacs-9999.ebuild
@@ -51,7 +51,7 @@ CDEPEND="
 	mkl? ( sci-libs/mkl )
 	mpi? ( virtual/mpi[cxx] )
 	sci-libs/lmfit:=
-	>=dev-cpp/muParser-2.3:=
+	>=dev-cpp/muParser-2.3.4:=
 	${PYTHON_DEPS}
 	"
 BDEPEND="${CDEPEND}
@@ -67,8 +67,7 @@ BDEPEND="${CDEPEND}
 		dev-texlive/texlive-latexextra
 		media-gfx/imagemagick
 	)"
-RDEPEND="${CDEPEND}
-	<sci-chemistry/dssp-4"
+RDEPEND="${CDEPEND}"
 
 REQUIRED_USE="
 	|| ( single-precision double-precision )
@@ -215,7 +214,6 @@ src_configure() {
 		-DGMX_DEFAULT_SUFFIX=off
 		-DGMX_SIMD="$acce"
 		-DGMX_VMD_PLUGIN_PATH="${EPREFIX}/usr/$(get_libdir)/vmd/plugins/*/molfile/"
-		-DGMX_DSSP_PROGRAM_PATH="${EPREFIX}/usr/bin/dssp"
 		-DBUILD_TESTING=$(usex test)
 		-DGMX_BUILD_UNITTESTS=$(usex test)
 		-DPYTHON_EXECUTABLE="${EPREFIX}/usr/bin/${EPYTHON}"