depot/third_party/nixpkgs/pkgs/development/libraries/mesa/stubs.nix
Default email 87f9c27ba9 Project import generated by Copybara.
GitOrigin-RevId: fe2ecaf706a5907b5e54d979fbde4924d84b65fc
2023-04-12 14:48:02 +02:00

87 lines
2.4 KiB
Nix
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

{ stdenv
, libglvnd
, mesa
, OpenGL
, testers
}:
stdenv.mkDerivation (finalAttrs: {
pname = "libGL";
inherit (if stdenv.hostPlatform.isDarwin then mesa else libglvnd) version;
outputs = [ "out" "dev" ];
# On macOS, libglvnd is not supported, so we just use what mesa
# build. We need to also include OpenGL.framework, and some
# extra tricks to go along with. We add mesas libGLX to support
# the X extensions to OpenGL.
buildCommand = if stdenv.hostPlatform.isDarwin then ''
mkdir -p $out/nix-support $dev
echo ${OpenGL} >> $out/nix-support/propagated-build-inputs
ln -s ${mesa.out}/lib $out/lib
mkdir -p $dev/lib/pkgconfig $dev/nix-support
echo "$out" > $dev/nix-support/propagated-build-inputs
ln -s ${mesa.dev}/include $dev/include
cat <<EOF >$dev/lib/pkgconfig/gl.pc
Name: gl
Description: gl library
Version: ${mesa.version}
Libs: -L${mesa.out}/lib -lGL
Cflags: -I${mesa.dev}/include
EOF
cat <<EOF >$dev/lib/pkgconfig/glesv1_cm.pc
Name: glesv1_cm
Description: glesv1_cm library
Version: ${mesa.version}
Libs: -L${mesa.out}/lib -lGLESv1_CM
Cflags: -I${mesa.dev}/include
EOF
cat <<EOF >$dev/lib/pkgconfig/glesv2.pc
Name: glesv2
Description: glesv2 library
Version: ${mesa.version}
Libs: -L${mesa.out}/lib -lGLESv2
Cflags: -I${mesa.dev}/include
EOF
''
# Otherwise, setup gl stubs to use libglvnd.
else ''
mkdir -p $out/nix-support
ln -s ${libglvnd.out}/lib $out/lib
mkdir -p $dev/{,lib/pkgconfig,nix-support}
echo "$out ${libglvnd} ${libglvnd.dev}" > $dev/nix-support/propagated-build-inputs
ln -s ${libglvnd.dev}/include $dev/include
genPkgConfig() {
local name="$1"
local lib="$2"
cat <<EOF >$dev/lib/pkgconfig/$name.pc
Name: $name
Description: $lib library
Version: ${libglvnd.version}
Libs: -L${libglvnd.out}/lib -l$lib
Cflags: -I${libglvnd.dev}/include
EOF
}
genPkgConfig gl GL
genPkgConfig egl EGL
genPkgConfig glesv1_cm GLESv1_CM
genPkgConfig glesv2 GLESv2
'';
passthru.tests.pkg-config = testers.testMetaPkgConfig finalAttrs.finalPackage;
meta = {
description = "Stub bindings using " + (if stdenv.hostPlatform.isDarwin then "mesa" else "libglvnd");
pkgConfigModules = [ "gl" "egl" "glesv1_cm" "glesv2" ];
} // {
inherit (if stdenv.hostPlatform.isDarwin then mesa.meta else libglvnd.meta) homepage license platforms;
};
})