pkgname=vulkan-mesa-layer-mango
pkgver=19.3.0_devel.116275.f0e36509283
pkgrel=1
pkgdesc="Vulkan overlay layer to display information about the application (Mango edition)"
arch=('x86_64')
makedepends=('git' 'meson' 'lib32-gcc-libs' 'gcc-libs' 'python-mako' 'lib32-libdrm' 'libdrm' 'lib32-llvm' 'llvm' 'glslang' 'lib32-libelf' 'libelf' 'lib32-expat' 'expat' 'libx11')
url="http://mesa3d.sourceforge.net"
license=('custom')
md5sums=('SKIP')
source=("vulkan-mesa-layer-mango"::"git+https://github.com/flightlessmango/mesa.git")

pkgver() {
  cd "${srcdir}/vulkan-mesa-layer-mango"
  read -r _ver <VERSION
  echo ${_ver/-/_}.$(git rev-list --count HEAD).$(git rev-parse --short HEAD)
}

prepare() {
	build_args="-D b_lto=false \
              -D b_ndebug=true \
              -D vulkan-drivers=intel \
              -D swr-arches=avx,avx2 \
              -D egl=false \
              -D gallium-extra-hud=false \
              -D gallium-nine=false \
              -D gallium-omx=disabled \
              -D gallium-opencl=disabled \
              -D gallium-va=false \
              -D gallium-vdpau=false \
              -D gallium-xa=false \
              -D gallium-xvmc=false \
              -D gbm=false \
              -D gles1=false \
              -D gles2=false \
              -D glvnd=false \
              -D libunwind=false \
              -D llvm=true \
              -D lmsensors=false \
              -D shader-cache=true \
              -D shared-glapi=true \
              -D valgrind=false \
              -D vulkan-overlay-layer=true"
}

build64() {
  cd "${srcdir}"
  rm -rf "build"
  rm -rf "fakeinstall"
  export CC="gcc -m64"
  export CXX="g++ -m64"
  export PKG_CONFIG_PATH="/usr/lib/pkgconfig"
  export LLVM_CONFIG="/usr/bin/llvm-config"

  arch-meson vulkan-mesa-layer-mango build \
    --libdir=/usr/lib \
    ${build_args}

  meson configure build
  ninja -C build
  DESTDIR="${srcdir}/fakeinstall" ninja -C build install
}
build32() {
  cd "${srcdir}"
  rm -rf "build"
  rm -rf "fakeinstall"
  export CC="gcc -m32"
  export CXX="g++ -m32"
  export PKG_CONFIG_PATH="/usr/lib32/pkgconfig"
  export LLVM_CONFIG="/usr/bin/llvm-config32"

  arch-meson vulkan-mesa-layer-mango build \
    --libdir=/usr/lib32 \
    ${build_args}

  meson configure build
  ninja -C build
  DESTDIR="${srcdir}/fakeinstall" ninja -C build install
}

package_vulkan-mesa-layer-mango() {
  provides=("vulkan-mesa-layer-mango=${pkgver}")
  build64
  install -Dm664 "${srcdir}/fakeinstall/usr/lib/libVkLayer_MESA_overlay_mango.so" "${pkgdir}/usr/lib/libVkLayer_MESA_overlay_mango.so"
  install -Dm664 "${srcdir}/fakeinstall/usr/share/vulkan/explicit_layer.d/VkLayer_MESA_overlay_mango.json" "${pkgdir}/usr/share/vulkan/explicit_layer.d/VkLayer_MESA_overlay_mango.json"
  package_lib32-vulkan-mesa-layer-mango
}
package_lib32-vulkan-mesa-layer-mango() {
  provides=("lib32-vulkan-mesa-layer-mango=${pkgver}")
  build32
  install -Dm664 "${srcdir}/fakeinstall/usr/lib32/libVkLayer_MESA_overlay_mango.so" "${pkgdir}/usr/lib32/libVkLayer_MESA_overlay_mango.so"
}