# Copyright 1999-2024 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 PYTHON_COMPAT=( python3_{10..11} pypy3 ) inherit flag-o-matic fortran-2 python-any-r1 toolchain-funcs DESCRIPTION="Portable, Extensible Toolkit for Scientific Computation" HOMEPAGE="https://www.mcs.anl.gov/petsc" SRC_URI="http://ftp.mcs.anl.gov/pub/petsc/release-snapshots/${P}.tar.gz" LICENSE="BSD-2" SLOT="0" KEYWORDS="~amd64 ~x86" IUSE="afterimage boost complex-scalars debug +examples fftw fortran hdf5 hypre int64 mpi metis mumps scotch superlu threads X" # readd sparse when suitesparse-5.6.0 is in tree # sparse? ( >=sci-libs/suitesparse-5.6.0 >=sci-libs/cholmod-1.7.0 ) # $(use_with sparse suitesparse) \ RDEPEND=" virtual/blas virtual/lapack afterimage? ( media-libs/libafterimage ) boost? ( dev-libs/boost ) fftw? ( sci-libs/fftw:3.0[mpi?] ) hdf5? ( sci-libs/hdf5[mpi?] ) hypre? ( >=sci-libs/hypre-2.18.0[int64?,mpi?] ) metis? ( >=sci-libs/parmetis-4 ) mpi? ( virtual/mpi[fortran?] ) mumps? ( sci-libs/mumps[mpi?] sci-libs/scalapack ) scotch? ( sci-libs/scotch[int64?,mpi?] ) superlu? ( >=sci-libs/superlu-5 ) X? ( x11-libs/libX11 ) " DEPEND=" ${RDEPEND} ${PYTHON_DEPS} " BDEPEND=" dev-build/cmake virtual/pkgconfig " # hypre and superlu curretly exclude each other due to missing linking to hypre # if both are enabled REQUIRED_USE=" afterimage? ( X ) complex-scalars? ( !hypre !superlu ) fftw? ( mpi ) hdf5? ( mpi ) hypre? ( mpi !superlu ) mumps? ( mpi scotch ) scotch? ( mpi ) superlu? ( !hypre ) " PATCHES=( "${FILESDIR}/${PN}-3.7.0-disable-rpath.patch" "${FILESDIR}"/${PN}-3.16.0-fix_sandbox_violation.patch ) # petsc uses --with-blah=1 and --with-blah=0 to en/disable options petsc_enable() { use "$1" && echo "--with-${2:-$1}=1" || echo "--with-${2:-$1}=0" } # add external library: # petsc_with use_flag libname libdir # petsc_with use_flag libname include linking_libs petsc_with() { local myuse p=${2:-${1}} if use ${1}; then myuse="--with-${p}=1" if [[ $# -ge 4 ]]; then myuse="${myuse} --with-${p}-include=${EPREFIX}${3}" shift 3 myuse="${myuse} --with-${p}-lib=$@" else myuse="${myuse} --with-${p}-dir=${EPREFIX}${3:-/usr}" fi else myuse="--with-${p}=0" fi echo ${myuse} } # select between configure options depending on use flag petsc_select() { use "$1" && echo "--with-$2=$3" || echo "--with-$2=$4" } src_configure() { # -Werror=lto-type-mismatch # https://bugs.gentoo.org/863260 # https://gitlab.com/petsc/petsc/-/issues/1560 filter-lto # bug 548498 # PETSc runs mpi processes during configure that result in a sandbox # violation by trying to open /proc/mtrr rw. This is not easy to # mitigate because it happens in libpciaccess.so called by libhwloc.so, # which is used by libmpi.so. addpredict /proc/mtrr # if mpi is built with knem support it needs /dev/knem too addpredict /dev/knem # configureMPITypes with openmpi-2* insists on accessing the scaling # governor rw. addpredict /sys/devices/system/cpu/ # bug 771711 # configureMPIEXEC and configureMPITypes access /dev/nvidiactl addpredict /dev/nvidiactl # bug 810841 addpredict /dev/kfd local myopt use debug && myopt="debug" || myopt="opt" # environmental variables expected by petsc during build export PETSC_DIR="${S}" export PETSC_ARCH="linux-gnu-c-${myopt}" if use debug; then strip-flags filter-flags -O* fi tc-export AR RANLIB # C Support on CXX builds is enabled if possible i.e. when not using # complex scalars (no complex type for both available at the same time) econf \ scrollOutput=1 \ AR="${AR}" \ CFLAGS="${CFLAGS} -fPIC" \ CPPFLAGS="${CPPFLAGS}" \ CXXFLAGS="${CXXFLAGS} -fPIC" \ CXXOPTFLAGS="${CXXFLAGS} -fPIC" \ FCFLAGS="${FCFLAGS} -fPIC" \ FFLAGS="${FFLAGS} -fPIC" \ LDFLAGS="${LDFLAGS}" \ MAKEFLAGS="${MAKEFLAGS}" \ RANLIB="${RANLIB}" \ --prefix="${EPREFIX}/usr/$(get_libdir)/petscdir/" \ --with-blas-lapack-lib="$($(tc-getPKG_CONFIG) --libs blas lapack)" \ --with-cmake:BOOL=1 \ --with-gnu-compilers \ --with-imagemagick=0 \ --with-petsc-arch="${PETSC_ARCH}" \ --with-precision=double \ --with-python=0 \ --with-shared-libraries \ --with-single-library \ --with-windows-graphics=0 \ $(petsc_enable debug debugging) \ $(petsc_enable fortran) \ $(petsc_enable mpi) \ $(petsc_enable mpi mpi-compilers) \ $(petsc_enable threads pthread) \ $(petsc_select complex-scalars scalar-type complex real) \ $(petsc_select mpi cc mpicc $(tc-getCC)) \ $(petsc_select mpi cxx mpicxx $(tc-getCXX)) \ $(petsc_with afterimage afterimage /usr/include/libAfterImage -lAfterImage) \ $(petsc_with hypre hypre /usr/include/hypre -lHYPRE) \ $(petsc_with superlu superlu /usr/include/superlu -lsuperlu) \ $(petsc_with scotch ptscotch /usr/include/scotch [-lptesmumps,-lptscotch,-lptscotcherr,-lscotch,-lscotcherr]) \ $(petsc_with mumps scalapack /usr/include/scalapack -lscalapack) \ $(petsc_with mumps mumps /usr/include [-lcmumps,-ldmumps,-lsmumps,-lzmumps,-lmumps_common,-lpord]) \ $(use fortran && echo "$(petsc_select mpi fc mpif77 $(tc-getF77))") \ $(use int64 && echo "--with-index-size=64") \ $(use_with boost) \ $(use_with fftw) \ $(use_with hdf5) \ $(use_with X x) \ $(use_with X x11) } src_install() { emake DESTDIR="${ED}" install # # Clean up the mess: # # put all include directories under a proper subdirectory mkdir "${ED}"/usr/include || die "mkdir failed (include)" mv "${ED}"/usr/{$(get_libdir)/petscdir/include,include/petsc} || die "mv failed (include)" # put libraries and pkconfig file into proper place mv "${ED}"/usr/$(get_libdir)/petscdir/lib/{libpetsc*,pkgconfig} \ "${ED}/usr/$(get_libdir)" || die "mv failed (lib)" # move share to proper location mv "${ED}"/usr/{$(get_libdir)/petscdir/share,share} || die "mv failed (share)" # fix pc files: sed -i \ -e 's#include$#include/petsc#' \ -e "s#lib\$#$(get_libdir)#" \ -e "s#^prefix=.*petscdir\$#prefix=${EPREFIX}/usr#" \ "${ED}"/usr/$(get_libdir)/pkgconfig/*.pc || die "sed failed (pkgconfig)" # recreate a "valid" petscdir: for i in "${ED}"/usr/$(get_libdir)/*; do [ $(basename $i) = petscdir ] && continue ln -s "${EPREFIX}/usr/$(get_libdir)/$(basename $i)" \ "${ED}/usr/$(get_libdir)/petscdir/lib/$(basename $i)" || die "ln failed (petscdir)" done ln -s "${EPREFIX}"/usr/include/petsc/ \ "${ED}/usr/$(get_libdir)/petscdir/include" || die "ln failed (petscdir)" mkdir "${ED}/usr/$(get_libdir)/petscdir/share" || die "mkdir fialed (petscdir)" ln -s "${EPREFIX}"/usr/share/petsc/ \ "${ED}/usr/$(get_libdir)/petscdir/share/petsc" || die "ln failed (petscdir)" # automatically symlink petsc matlab modules: mkdir -p "${ED}"/usr/share/octave/site/m/ ln -s "${EPREFIX}"/usr/share/petsc/matlab "${ED}"/usr/share/octave/site/m/petsc || die "ln failed (matlab)" if use examples; then mkdir -p "${ED}"/usr/share/doc/${PF} || die "mkdir failed (examples)" mv "${ED}"/usr/share/petsc/examples "${ED}"/usr/share/doc/${PF} || die "mv failed (examples)" ln -s "${EPREFIX}"/usr/share/doc/${PF}/examples "${ED}"/usr/share/petsc/examples || die "ln failed (examples)" docompress -x /usr/share/doc/${PF}/examples else rm -r "${ED}"/usr/share/petsc/examples || die "rm failed (examples)" fi # add PETSC_DIR to environmental variables cat >> 99petsc <<- EOF PETSC_DIR=${EPREFIX}/usr/$(get_libdir)/petscdir EOF doenvd 99petsc }