sci-mathematics/petsc/petsc-3.21.3.ebuild

   1 # Copyright 1999-2024 Gentoo Authors
   2 # Distributed under the terms of the GNU General Public License v2
   3
   4 EAPI=8
   5
   6 PYTHON_COMPAT=( python3_{10..12} pypy3 )
   7
   8 inherit flag-o-matic fortran-2 python-any-r1 toolchain-funcs
   9
  10 DESCRIPTION="Portable, Extensible Toolkit for Scientific Computation"
  11 HOMEPAGE="https://petsc.org/release/"
  12 SRC_URI="https://web.cels.anl.gov/projects/petsc/download/release-snapshots/${P}.tar.gz"
  13
  14 LICENSE="BSD-2"
  15 SLOT="0"
  16 KEYWORDS="~amd64 ~x86"
  17 IUSE="afterimage boost complex-scalars debug +examples fftw
  18 fortran hdf5 hypre int64 mpi metis mumps scotch superlu threads X"
  19
  20 # readd sparse when suitesparse-5.6.0 is in tree
  21 # sparse? ( >=sci-libs/suitesparse-5.6.0 >=sci-libs/cholmod-1.7.0 )
  22 # $(use_with sparse suitesparse) \
  23 RDEPEND="
  24         virtual/blas
  25         virtual/lapack
  26
  27         afterimage? ( media-libs/libafterimage )
  28         boost? ( dev-libs/boost )
  29         fftw? ( sci-libs/fftw:3.0[mpi?] )
  30         hdf5? ( sci-libs/hdf5:=[mpi?] )
  31         hypre? ( >=sci-libs/hypre-2.18.0[int64?,mpi?] )
  32         metis? ( >=sci-libs/parmetis-4 )
  33         mpi? ( virtual/mpi[fortran?] )
  34         mumps? ( sci-libs/mumps[mpi?] sci-libs/scalapack )
  35         scotch? ( sci-libs/scotch[int64?,mpi?] )
  36         superlu? ( >=sci-libs/superlu-5 )
  37         X? ( x11-libs/libX11 )
  38 "
  39 DEPEND="
  40         ${RDEPEND}
  41         ${PYTHON_DEPS}
  42 "
  43 BDEPEND="
  44         dev-build/cmake
  45         virtual/pkgconfig
  46 "
  47
  48 # hypre and superlu curretly exclude each other due to missing linking to hypre
  49 # if both are enabled
  50 REQUIRED_USE="
  51         afterimage? ( X )
  52         complex-scalars? ( !hypre !superlu )
  53         fftw? ( mpi )
  54         hdf5? ( mpi )
  55         hypre? ( mpi !superlu )
  56         mumps? ( mpi scotch )
  57         scotch? ( mpi )
  58         superlu? ( !hypre )
  59 "
  60 PATCHES=(
  61         "${FILESDIR}/${P}-disable-rpath.patch"
  62         "${FILESDIR}"/${P}-fix_sandbox_violation.patch
  63 )
  64
  65 # petsc uses --with-blah=1 and --with-blah=0 to en/disable options
  66 petsc_enable() {
  67         use "$1" && echo "--with-${2:-$1}=1" || echo "--with-${2:-$1}=0"
  68 }
  69 # add external library:
  70 # petsc_with use_flag libname libdir
  71 # petsc_with use_flag libname include linking_libs
  72 petsc_with() {
  73         local myuse p=${2:-${1}}
  74         if use ${1}; then
  75                 myuse="--with-${p}=1"
  76                 if [[ $# -ge 4 ]]; then
  77                         myuse="${myuse} --with-${p}-include=${EPREFIX}${3}"
  78                         shift 3
  79                         myuse="${myuse} --with-${p}-lib=$@"
  80                 else
  81                         myuse="${myuse} --with-${p}-dir=${EPREFIX}${3:-/usr}"
  82                 fi
  83         else
  84                 myuse="--with-${p}=0"
  85         fi
  86         echo ${myuse}
  87 }
  88
  89 # select between configure options depending on use flag
  90 petsc_select() {
  91         use "$1" && echo "--with-$2=$3" || echo "--with-$2=$4"
  92 }
  93
  94 src_configure() {
  95         # bug 548498
  96         # PETSc runs mpi processes during configure that result in a sandbox
  97         # violation by trying to open /proc/mtrr rw. This is not easy to
  98         # mitigate because it happens in libpciaccess.so called by libhwloc.so,
  99         # which is used by libmpi.so.
 100         addpredict /proc/mtrr
 101         # if mpi is built with knem support it needs /dev/knem too
 102         addpredict /dev/knem
 103
 104         # configureMPITypes with openmpi-2* insists on accessing the scaling
 105         # governor rw.
 106         addpredict /sys/devices/system/cpu/
 107
 108         # bug 771711
 109         # configureMPIEXEC and  configureMPITypes access /dev/nvidiactl
 110         addpredict /dev/nvidiactl
 111
 112         # bug 810841
 113         addpredict /dev/kfd
 114
 115         local myopt
 116
 117         use debug && myopt="debug" || myopt="opt"
 118
 119         # environmental variables expected by petsc during build
 120
 121         export PETSC_DIR="${S}"
 122         export PETSC_ARCH="linux-gnu-c-${myopt}"
 123
 124         if use debug; then
 125                 strip-flags
 126                 filter-flags -O*
 127         fi
 128
 129         tc-export AR RANLIB
 130
 131         # C Support on CXX builds is enabled if possible i.e. when not using
 132         # complex scalars (no complex type for both available at the same time)
 133
 134         econf \
 135                 scrollOutput=1 \
 136                 AR="${AR}" \
 137                 CFLAGS="${CFLAGS} -fPIC" \
 138                 CPPFLAGS="${CPPFLAGS}" \
 139                 CXXFLAGS="${CXXFLAGS} -fPIC" \
 140                 CXXOPTFLAGS="${CXXFLAGS} -fPIC" \
 141                 FCFLAGS="${FCFLAGS} -fPIC" \
 142                 FFLAGS="${FFLAGS} -fPIC" \
 143                 LDFLAGS="${LDFLAGS}" \
 144                 MAKEFLAGS="${MAKEFLAGS}" \
 145                 RANLIB="${RANLIB}" \
 146                 --prefix="${EPREFIX}/usr/$(get_libdir)/petscdir/" \
 147                 --with-blas-lapack-lib="$($(tc-getPKG_CONFIG) --libs blas lapack)" \
 148                 --with-cmake:BOOL=1 \
 149                 --with-gnu-compilers \
 150                 --with-imagemagick=0 \
 151                 --with-petsc-arch="${PETSC_ARCH}" \
 152                 --with-precision=double \
 153                 --with-python=0 \
 154                 --with-shared-libraries \
 155                 --with-single-library \
 156                 --with-windows-graphics=0 \
 157                 $(petsc_enable debug debugging) \
 158                 $(petsc_enable fortran) \
 159                 $(petsc_enable mpi) \
 160                 $(petsc_enable mpi mpi-compilers) \
 161                 $(petsc_enable threads pthread) \
 162                 $(petsc_select complex-scalars scalar-type complex real) \
 163                 $(petsc_select mpi cc mpicc $(tc-getCC)) \
 164                 $(petsc_select mpi cxx mpicxx $(tc-getCXX)) \
 165                 $(petsc_with afterimage afterimage /usr/include/libAfterImage -lAfterImage) \
 166                 $(petsc_with hypre hypre /usr/include/hypre -lHYPRE) \
 167                 $(petsc_with superlu superlu /usr/include/superlu -lsuperlu) \
 168                 $(petsc_with scotch ptscotch /usr/include/scotch [-lptesmumps,-lptscotch,-lptscotcherr,-lscotch,-lscotcherr]) \
 169                 $(petsc_with mumps scalapack /usr/include/scalapack -lscalapack) \
 170                 $(petsc_with mumps mumps /usr/include [-lcmumps,-ldmumps,-lsmumps,-lzmumps,-lmumps_common,-lpord]) \
 171                 $(use fortran && echo "$(petsc_select mpi fc mpif77 $(tc-getF77))") \
 172                 $(use int64 && echo "--with-index-size=64") \
 173                 $(use_with boost) \
 174                 $(use_with fftw) \
 175                 $(use_with hdf5) \
 176                 $(use_with X x) \
 177                 $(use_with X x11)
 178 }
 179
 180 src_install() {
 181         emake DESTDIR="${ED}" install
 182
 183         #
 184         # Clean up the mess:
 185         #
 186
 187         # put all include directories under a proper subdirectory
 188         mkdir "${ED}"/usr/include || die "mkdir failed (include)"
 189         mv "${ED}"/usr/{$(get_libdir)/petscdir/include,include/petsc} || die "mv failed (include)"
 190
 191         # put libraries and pkconfig file into proper place
 192         mv "${ED}"/usr/$(get_libdir)/petscdir/lib/{libpetsc*,pkgconfig} \
 193                 "${ED}/usr/$(get_libdir)" || die "mv failed (lib)"
 194
 195         # move share to proper location
 196         mv "${ED}"/usr/{$(get_libdir)/petscdir/share,share} || die "mv failed (share)"
 197
 198         # fix pc files:
 199         sed -i \
 200                 -e 's#include$#include/petsc#' \
 201                 -e "s#lib\$#$(get_libdir)#" \
 202                 -e "s#^prefix=.*petscdir\$#prefix=${EPREFIX}/usr#" \
 203                 "${ED}"/usr/$(get_libdir)/pkgconfig/*.pc || die "sed failed (pkgconfig)"
 204
 205         # recreate a "valid" petscdir:
 206         for i in "${ED}"/usr/$(get_libdir)/*; do
 207                 [ $(basename $i) = petscdir ] && continue
 208                 ln -s "${EPREFIX}/usr/$(get_libdir)/$(basename $i)" \
 209                         "${ED}/usr/$(get_libdir)/petscdir/lib/$(basename $i)" || die "ln failed (petscdir)"
 210         done
 211         ln -s "${EPREFIX}"/usr/include/petsc/ \
 212                 "${ED}/usr/$(get_libdir)/petscdir/include" || die "ln failed (petscdir)"
 213         mkdir "${ED}/usr/$(get_libdir)/petscdir/share" || die "mkdir fialed (petscdir)"
 214         ln -s "${EPREFIX}"/usr/share/petsc/ \
 215                 "${ED}/usr/$(get_libdir)/petscdir/share/petsc" || die "ln failed (petscdir)"
 216
 217         # automatically symlink petsc matlab modules:
 218         mkdir -p "${ED}"/usr/share/octave/site/m/
 219         ln -s "${EPREFIX}"/usr/share/petsc/matlab "${ED}"/usr/share/octave/site/m/petsc || die "ln failed (matlab)"
 220
 221         if use examples; then
 222                 mkdir -p "${ED}"/usr/share/doc/${PF} || die "mkdir failed (examples)"
 223                 mv "${ED}"/usr/share/petsc/examples "${ED}"/usr/share/doc/${PF} || die "mv failed (examples)"
 224                 ln -s "${EPREFIX}"/usr/share/doc/${PF}/examples "${ED}"/usr/share/petsc/examples || die "ln failed (examples)"
 225                 docompress -x /usr/share/doc/${PF}/examples
 226         else
 227                 rm -r "${ED}"/usr/share/petsc/examples || die "rm failed (examples)"
 228         fi
 229
 230         # add PETSC_DIR to environmental variables
 231         cat >> 99petsc <<- EOF
 232                 PETSC_DIR=${EPREFIX}/usr/$(get_libdir)/petscdir
 233         EOF
 234         doenvd 99petsc
 235 }