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	tPKGBUILD - petsc-git-PKGBUILD - build template for non-complex PETSC with pets…
	git clone git://src.adamsgaard.dk/petsc-git-PKGBUILD
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	tPKGBUILD (7097B)
	---
	1 # Based on AUR petsc and petsc-git package.
	2
	3 # Contributor: Lucas H. Gabrielli <[email protected]>
	4 # Contributor: Martin Diehl <[email protected]>
	5
	6 _base=petsc
	7 pkgname=("${_base}"-git)
	8 pkgver=3.17.1.46.gbf2c2650373
	9 pkgrel=1
	10 _mainver="${pkgver:0:6}"
	11 pkgdesc="Portable, extensible toolkit for scientific computation"
	12 arch=('i686' 'x86_64')
	13 url="https://gitlab.com/petsc/${_base}"
	14 license=('BSD')
	15 options=(!staticlibs)
	16 depends=('openmpi' 'lapack' 'fftw' 'zlib' 'cython'
	17 'python-mpi4py' "python-numpy" "eigen>=3" "openblas")
	18 makedepends=('gcc' 'gcc-fortran' 'cmake' 'sowing' "pkgconf"
	19 'git' 'cython' 'chrpath' "hypre")
	20 source=(git+${url}.git#branch=release
	21 https://ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc-"${_ma…
	22 test_optdepends.sh)
	23 sha512sums=('SKIP'
	24 'SKIP'
	25 'a4e064c08730058d63120a22c12657a100e5330546d66c44bb85e5bf84d…
	26
	27 _config=linux-c-opt
	28 _install_dir="/usr"
	29
	30 # From UPC: Building And Using Static And Shared "C"
	31 # Libraries.html
	32 # #+begin_QUOTE
	33 # we need that all jump calls ("goto", in assembly speak)
	34 # and subroutine calls will use relative addresses, and not
	35 # absolute addresses. Thus, we need to use ... ~-fPIC~ or
	36 # ~-fpic~
	37 # #+end_QUOTE
	38 #
	39 # From makepkg.conf
	40 # -march (or -mcpu) builds exclusively for an architecture
	41 # -mtune optimizes for an architecture, but builds for
	42 # whole processor family
	43 #
	44 # -O3 optimises
	45 #
	46 # -D-FORTIFY-SOURCE=2
	47 # \| https://stackoverflow.com/a/16604146
	48 # \|- man 7 feature_test_macros
	49 # checks to be performed to detect some buffer overflow
	50 # errors when employing various string and memory
	51 # manipulation functions ... some conforming programs
	52 # might fail
	53 #
	54 # -fcf-protection
	55 # \| Info pages for gcc (gnu compiler collection)
	56 # intended to protect against such threats as
	57 # Return-oriented Programming (ROP), and similarly
	58 # call/jmp-oriented programming (COP/JOP)
	59 #
	60 # -pipe
	61 # \| Info pages for gcc (controlling the kind of output)
	62 # Use pipes rather than temporary files for communication
	63 # between the various stages of compilation
	64 #
	65 # -fno-plt
	66 # \| Info pages for gcc (code generation conventions)
	67 # leads to more efficient code by eliminating PLT stubs and
	68 # exposing GOT loads to optimizations
	69 #
	70 # -fopenmp
	71 # \| Info pages for gcc (controlling c dialect)
	72 # Enable handling of OpenMP directives
	73 #
	74
	75 safe_flags="-Wp,-D-FORTIFY-SOURCE=2,-D_GLIBCXX_ASSERTIONS"
	76 safe_flags+=" -fcf-protection -fno-plt"
	77 safe_flags+=" -fstack-clash-protection -Wformat"
	78 safe_flags+=" -Werror=format-security"
	79 generic_flags="-pipe -fno-plt -fPIC -fopenmp"
	80 generic_flags+=" -march=native"
	81 generic_flags+=" -mtune=native ${safe_flags}"
	82 opt_flags="${generic_flags} -O3"
	83 generic_flags="${generic_flags} -O2"
	84
	85 export LANG=C
	86 export OMPI_MCA_opal_cuda_support=0
	87 export OMPI_MCA_mpi_oversubscribe=0
	88 unset PETSC_DIR
	89 export PETSC_ARCH=${_config}
	90
	91 pkgver() {
	92 cd "${srcdir}"/"${_base}"
	93 git describe --tags --match '.' \| tr '-' '.' \| sed 's-^v--'
	94 }
	95
	96 build() {
	97
	98 CONFOPTS=(
	99 --silent --enable-silent-rules
	100 --ignoreWarnings=1
	101 --prefix="${_install_dir}"
	102 --COPTFLAGS="${opt_flags}"
	103 --CXXOPTFLAGS="${opt_flags}"
	104 --FOPTFLAGS="${opt_flags}"
	105 --CFLAGS="${generic_flags}"
	106 --CXXFLAGS="$generic_flags"
	107 --CPPFLAGS="$generic_flags"
	108 --FCFLAGS="$generic_flags"
	109 --F90FLAGS="$generic_flags"
	110 --FFLAGS="$generic_flags"
	111 --MAKEFLAGS=${MAKEFLAGS}
	112 --LDFLAGS=${LDFLAGS}
	113 --with-debugging=no
	114 --with-environment-variables=1
	115 --with-cxx-dialect=auto
	116 --with-mpi=1
	117 --with-pic=1
	118 --with-shared-libraries=1
	119 --with-zlib=1
	120 --with-petsc4py=1
	121 --with-single-library=1
	122 " $(sh ${srcdir}/test_optdepends.sh)")
	123
	124 cd "${srcdir}"/"${_base}"
	125 python ./configure ${CONFOPTS[@]}
	126 make -s ${MAKEFLAGS} all
	127 # MPIEXEC="$(which mpiexec) --nooversubscribe" make -s ${MAKEFLAGS} all
	128 }
	129
	130 check() {
	131 cd "${srcdir}"/"${_base}"
	132 make check
	133 }
	134
	135 package_petsc-git() {
	136 optdepends=(
	137 "boost: Free peer-reviewed portable C++ source libraries"
	138 "cgns: Recording and recovering computer data"
	139 "eigen: Lightweight C++ template library for vector and matrix math"
	140 "fftw: Fast-Fourier Transform"
	141 "gdb: Debugging"
	142 "hdf5: large files"
	143 "hwloc: Portable Hardware Locality (abstraction of hierarchical arch…
	144 "med>=4.0: Data Modelization and Exchanges (meshes)"
	145 "metis: Partitioning library (for meshes)"
	146 "mumps: Sparse solver library"
	147 "openblas: Linear algebra libraries"
	148 "opencl-headers: for opencl (GPU computing)"
	149 "opencl: GPU computing"
	150 "openmp: Parallel distributed tasks"
	151 "png"
	152 "scalapack: Parallel memory linear algebra"
	153 "scotch: Partitioning with sparse matrices"
	154 "suitesparse: Sparse matrix library"
	155 "superlu: Subroutines for sparsse linear systems"
	156 "yaml: configuration files")
	157 provides=(${_base}="${_mainver}" petsc4py="${_mainver}")
	158 conflicts=(${_base})
	159
	160 # # From OpenCV (hack destination of petsc4py)
	161 # _pythonpath=`python -c "from sysconfig import get_path; print(get_pa…
	162 # sed -i "s%$installLibPath = $os.path.join(self.installDir, 'lib')%…
	163 unset PETSC_DIR
	164 _build_dir="${srcdir}"/"${_base}"
	165
	166 make -C "${_build_dir}" \
	167 ${MAKEFLAGS} DESTDIR="${pkgdir}" install
	168
	169 export PETSC_DIR=${_install_dir}
	170
	171 # install licence (even though there is no such word as licenses)
	172 install -Dm 644 ${_build_dir}/LICENSE \
	173 "${pkgdir}"/"${_install_dir}"/share/licenses/"${pkgname}"/LICE…
	174
	175 mkdir -p "${pkgdir}"/etc/profile.d
	176 echo "export PETSC_DIR=${_install_dir}" > \
	177 "${pkgdir}"/etc/profile.d/${_base}.sh
	178 # echo "export PYTHONPATH=\$PYTHONPATH:/${_install_dir}/${_base}/${_co…
	179 # >> "${pkgdir}"/etc/profile.d/${_base}.sh
	180 chmod +x "${pkgdir}"/etc/profile.d/${_base}.sh
	181
	182 # show where the shared libraries are
	183 install -dm 755 "${pkgdir}"/etc/ld.so.conf.d/
	184 echo "${_install_dir}/lib" > \
	185 "${pkgdir}"/etc/ld.so.conf.d/${_base}.conf
	186
	187 # install pkgconfig settings
	188 install -Dm 644 "${_build_dir}/${_config}"/lib/pkgconfig/PETSc.pc \
	189 "${pkgdir}"/"${_install_dir}"/share/pkgconfig/PETSc.pc
	190
	191 # cd "${srcdir}"/"${_base}"/src/binding/petsc4py
	192 # CFLAGS="$(echo "${CFLAGS}" \| sed 's%-D[^[:space:]]*%%g')" python set…
	193 # cd -
	194 _pythonpath="${pkgdir}"/`python -c "from sysconfig import get_path; pr…
	195 install -dm 755 ${_pythonpath}
	196 ln -s "${pkgdir}"/"${_install_dir}"/lib/petsc4py ${_pythonpath}
	197 }
	198
	199 package_petsc-doc () {
	200 depends=()
	201 optdepends=()
	202 provides=(${_base}-doc)
	203 replaces=(${_base}-doc)
	204 conflicts=()
	205 pkgdesc="Documentation for PETSc"
	206 # Two options: compile the documentation or get it from
	207 # the web. Downloading is easier.
	208 [[ -d ${pkgdir}/${_install_dir}/share/doc ]] && \
	209 rm -fr "${pkgdir}"/"${_install_dir}"/share/doc
	210 mkdir -p "${pkgdir}"/"${_install_dir}"/share/doc
	211 cp -r "${srcdir}/${_base}-${_mainver}/docs" \
	212 "${pkgdir}"/"${_install_dir}"/share/doc/${_base}
	213 }