# $Id$
# Maintainer: Sven-Hendrik Haase <sh@lutzhaase.com>

# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
#  - removed intel-tbb from deps
#  - set -DUSE_LLVM_BITCODE=OFF for v5 and v6

pkgname=openshadinglanguage
pkgver=1.7.6
pkgrel=2
pkgdesc="Advanced shading language for production GI renderers"
arch=(i686 x86_64)
url="https://github.com/imageworks/OpenShadingLanguage"
license=('custom')
depends=('boost-libs' 'openimageio' 'openexr' 'freetype2' 'libpng'
         'libtiff' 'zlib' 'ncurses')
makedepends=('boost' 'cmake' 'llvm35' 'clang35')
source=(https://github.com/imageworks/OpenShadingLanguage/archive/Release-${pkgver}.tar.gz
        llvm-static-system-libs.patch)
sha512sums=('c0f0f1aece6be0aca9751dd53063b2f3f14482d21304e0606c21f786d00adfb92025ca10c928bbc9b591a862aada0393efd62b4e27e39669e013264a2cb5c1ef'
            '50f1e9a3e88b0b4e328778d4d8eb30989e1dfed0abe1bb84681dc8d368f343f3052dd975d7d500113d39f34bb8b59415c7a4e6dd841bc8d44de250a3b7f6aeec')

prepare() {
  cd OpenShadingLanguage-Release-$pkgver

  # Add system libraries needed to link against LLVM components (zlib, ncurses)
  # This is required in order to statically link against LLVM
  patch -Np1 < $srcdir/llvm-static-system-libs.patch
}

build() {
  cd OpenShadingLanguage-Release-$pkgver/src

  [[ -d build ]] && rm -r build
  mkdir build && cd build

  [ "${CARCH}" == "arm" -o "${CARCH}" == "armv6h" ] && BITCODE="-DUSE_LLVM_BITCODE=OFF"

  cmake ../.. \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DENABLERTTI=ON \
    -DLLVM_STATIC=1 \
    -DOSL_BUILD_CPP11=1 \
    -DSTOP_ON_WARNING=OFF \
    $BITCODE
  make
}

package() {
  cd OpenShadingLanguage-Release-$pkgver/src/build

  make DESTDIR="$pkgdir/" install

  mkdir -p "$pkgdir"/usr/share/OSL/
  mkdir -p "$pkgdir"/usr/share/licenses/$pkgname
  mv "$pkgdir"/usr/LICENSE "$pkgdir"/usr/share/licenses/$pkgname # TODO: Tell upstream about this shit
  mv "$pkgdir"/usr/{CHANGES,README.md,INSTALL} "$pkgdir"/usr/share/OSL/
  mv "$pkgdir"/usr/doc "$pkgdir"/usr/share/OSL/doc
  mv "$pkgdir"/usr/shaders "$pkgdir"/usr/share/OSL/shaders
}

# vim:set ts=2 sw=2 et: