# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

DOWNLOAD="https://archive.mesa3d.org/mesa-${BPM_PKG_VERSION}.tar.xz"
#DOWNLOAD="https://mesa.freedesktop.org/archive/mesa-${BPM_PKG_VERSION}.tar.xz"
FILENAME="${DOWNLOAD##*/}"

# The prepare function is executed in the root of the temp directory
# This function is used for downloading files and putting them into the correct location
prepare() {
  wget "$DOWNLOAD"
  tar -xvf "$FILENAME" --strip-components=1 -C "$BPM_SOURCE"
}

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  mkdir build
  cd build

  meson setup --prefix=/usr           \
              --libdir=/usr/lib       \
              --buildtype=release     \
              -Dbuild-tests=true      \
              -Dplatforms=x11,wayland \
              -Dgallium-drivers=r300,r600,radeonsi,nouveau,virgl,svga,llvmpipe,softpipe,iris,crocus,i915,zink,d3d12 \
              -Dvulkan-drivers=amd,gfxstream,intel,intel_hasvk,nouveau,swrast,virtio,microsoft-experimental \
              -Dglvnd=enabled         \
              -Dvalgrind=enabled      \
              -Dlibunwind=disabled .. 
  ninja
}

# The check function is executed in the source directory
# This function is used to run tests to verify the package has been compiled correctly
check() {
  cd build
  ninja test
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  cd build
  DESTDIR="$BPM_OUTPUT" ninja install
  
  install -d "$BPM_OUTPUT"/usr/share/licenses/mesa
  cp ../docs/license.rst "$BPM_OUTPUT"/usr/share/licenses/mesa/license.rst

  install -d "$BPM_OUTPUT"/usr/share/doc/
  cp -r ../docs/ "$BPM_OUTPUT"/usr/share/doc/mesa
}