opt/glslang/Pkgfile

# Description: OpenGL and OpenGL ES shader front end and validator
# URL: https://www.khronos.org/opengles/sdk/tools/Reference-Compiler
# Maintainer: Danny Rawlins, crux at romster dot me
# Depends on: spirv-tools

name=glslang
version=11.0.0-c594de2
release=1
source=(
	#https://github.com/KhronosGroup/glslang/archive/$version/$name-$version.tar.gz
	https://github.com/KhronosGroup/glslang/archive/c594de23cdd790d64ad5f9c8b059baae0ee2941d.zip
	glslang-default-resource-limits_staticlib.patch
	0001-pkg-config-compatibility.patch)

build() {
	mv $name-c594de23cdd790d64ad5f9c8b059baae0ee2941d $name-$version

	patch -d $name-$version -p1 -i $SRC/glslang-default-resource-limits_staticlib.patch
	patch -d $name-$version -p1 -i $SRC/0001-pkg-config-compatibility.patch

	local config="
-S$name-$version \
-DCMAKE_INSTALL_PREFIX=/usr \
-DCMAKE_INSTALL_LIBDIR=lib \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_SKIP_RPATH:BOOL=yes \
-GNinja"

	cmake -Bbuild-static $config -DBUILD_SHARED_LIBS=OFF
	cmake --build build-static
	
	# https://github.com/KhronosGroup/glslang/issues/1484 -Wl,--no-undefined
	cmake -Bbuild-shared $config -DBUILD_SHARED_LIBS=ON -DCMAKE_SHARED_LINKER_FLAGS='-Wl,--no-undefined'
	cmake --build build-shared
	
	DESTDIR=$PKG cmake --build build-static --target install
	DESTDIR=$PKG cmake --build build-shared --target install
}