# Maintainer: Evangelos Foutras <evangelos@foutrelis.com>
# Contributor: Levente Polyak <anthraxx[at]archlinux[dot]org>
# Contributor: Bartłomiej Piotrowski <bpiotrowski@archlinux.org>
# Contributor: Marius Knaust <marius.knaust@gmail.com>
# Contributor: Ionut Biru <ibiru@archlinux.org>
# Contributor: Stéphane Gaudreault <stephane@archlinux.org>
# Contributor: kevin <kevin@archlinux.org>
# Contributor: Giovanni Scafora <giovanni@archlinux.org>
# Contributor: Kritoke <kritoke@gamebox.net>
# Contributor: Luca Roccia <little_rock@users.sourceforge.net>

pkgname=('boost178-libs')
pkgver=1.78.0
pkgrel=1
_srcname=boost_${pkgver//./_}
pkgdesc="Free peer-reviewed portable C++ source libraries"
arch=(i486 i686 pentium4 'x86_64')
url="https://www.boost.org/"
license=('custom')
makedepends=('icu' 'python' 'python-numpy' 'bzip2' 'zlib' 'openmpi' 'zstd')
source=(https://boostorg.jfrog.io/artifactory/main/release/$pkgver/source/$_srcname.tar.gz
        $pkgname-locale-empty-vector.patch::https://github.com/boostorg/locale/commit/1ff0ead837b3.patch
        $pkgname-ublas-c++20-iterator.patch::https://github.com/boostorg/ublas/commit/a31e5cffa85f.patch)
sha256sums=('94ced8b72956591c4775ae2207a9763d3600b30d9d7446562c552f0a14a63be7'
            '6c05bd362bc18908a7e23eec3b4a714f82c15c722bda4c340778e2f5b1a9bf25'
            'aa38addb40d5f44b4a8472029b475e7e6aef1c460509eb7d8edf03491dc1b5ee')

prepare() {
  cd $_srcname

  # https://github.com/boostorg/locale/issues/52
  patch -Np1 -d libs/locale <../$pkgname-locale-empty-vector.patch

  # https://github.com/boostorg/ublas/pull/97
  patch -Np2 -i ../$pkgname-ublas-c++20-iterator.patch
}

build() {
  local JOBS="$(sed 's/.*\(-j *[0-9]\+\).*/\1/' <<<$MAKEFLAGS)"

  pushd $_srcname/tools/build
  ./bootstrap.sh --cxxflags="$CXXFLAGS $LDFLAGS"
  ./b2 install --prefix="$srcdir"/fakeinstall
  ln -s b2 "$srcdir"/fakeinstall/bin/bjam
  popd

  cd $_srcname
  ./bootstrap.sh --with-toolset=gcc --with-icu --with-python=python3

  # support for OpenMPI
  echo "using mpi ;" >>project-config.jam

  # boostbook is needed by quickbook
  install -dm755 "$srcdir"/fakeinstall/share/boostbook
  cp -a tools/boostbook/{xsl,dtd} "$srcdir"/fakeinstall/share/boostbook/

  # install to $srcdir/fakeinstall in preparation for split packaging
  ./b2 install \
    variant=release \
    debug-symbols=off \
    threading=multi \
    runtime-link=shared \
    link=shared,static \
    toolset=gcc \
    python=3.10 \
    cflags="$CPPFLAGS $CFLAGS -fPIC -O3 -ffat-lto-objects" \
    cxxflags="$CPPFLAGS $CXXFLAGS -fPIC -O3 -ffat-lto-objects" \
    linkflags="$LDFLAGS" \
    --layout=system \
    $JOBS \
    \
    --prefix="$srcdir"/fakeinstall
}

package_boost178-libs() {
  pkgdesc+=' (runtime libraries)'
  depends=('bzip2' 'zlib' 'icu' 'zstd')
  optdepends=('openmpi: for mpi support')

  install -dm755 "$pkgdir"/usr/lib
  cp -a fakeinstall/lib/*.so* "$pkgdir"/usr/lib/
  # no develpment so links, just the so libs
  rm -f "$pkgdir"/usr/lib/*.so

  install -Dm644 -t "$pkgdir/usr/share/licenses/$pkgname" $_srcname/LICENSE_1_0.txt
}

# vim:set ts=2 sw=2 et:
# no LTO on i486
if [ "$CARCH" = 'i486' ]; then
  sed -i '
    1i options=(!lto)
  ' PKGBUILD
fi
if [ "$CARCH" == 'i486' ]; then
  eval "$(
    declare -f build | \
      sed '
        s/-ffat-lto-objects//g
      '
  )"
fi