pkgname=openmp
pkgver=19.1.6
pkgrel=1
pkgdesc="LLVM OpenMP Runtime Library"
arch=('x86_64')
url="https://openmp.llvm.org/"
license=('Apache-2.0 WITH LLVM-exception')
depends=('llvm-libs' 'libelf' 'libffi')
makedepends=('llvm' 'clang' 'cmake' 'ninja' 'python')
options=('!lto')
source=(https://github.com/llvm/llvm-project/releases/download/llvmorg-${pkgver}/${pkgname}-${pkgver}.src.tar.xz
    https://github.com/llvm/llvm-project/releases/download/llvmorg-${pkgver}/cmake-$pkgver.src.tar.xz)
sha256sums=(549294ef37e2c9ec8317258b539e56f25d479ed811e2db846017e028b69f8da6
    9c7ec82d9a240dc2287b8de89d6881bb64ceea0dcd6ce133c34ef65bda22d99e)

prepare() {

    mv cmake{-$pkgver.src,}
}

build() {
    cd ${pkgname}-${pkgver}.src

    local cmake_args=(
        -B flarebird-build
        -G Ninja
        -D CMAKE_BUILD_TYPE=Release
        -D CMAKE_INSTALL_PREFIX=/usr
        -D OPENMP_INSTALL_LIBDIR=lib64
        -D LIBOMP_INSTALL_ALIASES=OFF
    )

    cmake ${cmake_args[@]}

    ninja -C flarebird-build
}

package() {
    cd ${pkgname}-${pkgver}.src

    DESTDIR=${pkgdir} ninja -C flarebird-build install

    rm ${pkgdir}/usr/lib64/libarcher_static.a

    # Compile Python scripts
    python3 -m compileall -d /usr/share $${pkgdir}/usr/share
    python3 -O -m compileall -d /usr/share $${pkgdir}/usr/share
    python3 -OO -m compileall -d /usr/share $${pkgdir}/usr/share
}