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# Maintainer: Eric Engestrom <aur [at] engestrom [dot] ch>
_realname=glslc
pkgname=$_realname-git
pkgver=411.12fb656
pkgrel=1
epoch=1
pkgdesc="Command-line GLSL/HLSL to SPIR-V compiler with Clang-compatible arguments"
arch=('i686' 'x86_64')
url='https://github.com/google/shaderc/tree/master/glslc'
license=('Apache')
makedepends=('git' 'cmake' 'ninja' 'python')
provides=("${_realname}=${pkgver}")
conflicts=("$_realname")
source=('git+https://github.com/google/shaderc')
md5sums=('SKIP')
pkgver() {
cd "$srcdir"/shaderc
printf '%d.%s' \
$(git rev-list --count HEAD) \
$(git log --pretty=format:'%h' -n 1)
}
prepare() {
# Fetch source dependencies
cd "$srcdir"/shaderc/third_party/
if [ ! -d googletest ]; then
git clone https://github.com/google/googletest googletest
fi
if [ ! -d glslang ]; then
git clone https://github.com/google/glslang glslang
fi
if [ ! -d spirv-tools ]; then
git clone https://github.com/KhronosGroup/SPIRV-Tools spirv-tools
fi
if [ ! -d spirv-tools/external/spirv-headers ]; then
git clone https://github.com/KhronosGroup/SPIRV-Headers spirv-tools/external/spirv-headers
fi
}
build() {
cd "$srcdir"
mkdir -p build
cd build
cmake "$srcdir"/shaderc \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_INSTALL_PREFIX=/usr \
-DSHADERC_SKIP_TESTS=on \
-GNinja \
-Dshaderc_SOURCE_DIR="$srcdir"/shaderc \
-DPYTHON_EXE=/usr/bin/python2
ninja glslc
}
check(){
cd "$srcdir"/build
ninja test
}
package() {
cd "$srcdir"/build
install -d "$pkgdir"/usr/{bin,share/doc/"$_realname"}
install -m755 glslc/glslc "$pkgdir"/usr/bin/
install -m644 ../shaderc/glslc/README.asciidoc "$pkgdir"/usr/share/doc/"$_realname"/
}
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