tjh.dev
nixpkgs mirror (for testing)
github.com/NixOS/nixpkgs
nix
1{ stdenv
2, libglvnd, mesa
3, OpenGL }:
4
5stdenv.mkDerivation {
6 inherit (libglvnd) version;
7 pname = "libGL";
8 outputs = [ "out" "dev" ];
9
10 # On macOS, libglvnd is not supported, so we just use what mesa
11 # build. We need to also include OpenGL.framework, and some
12 # extra tricks to go along with. We add mesa’s libGLX to support
13 # the X extensions to OpenGL.
14 buildCommand = if stdenv.hostPlatform.isDarwin then ''
15 mkdir -p $out/nix-support $dev
16 echo ${OpenGL} >> $out/nix-support/propagated-build-inputs
17 ln -s ${mesa.out}/lib $out/lib
18
19 mkdir -p $dev/lib/pkgconfig $dev/nix-support
20 echo "$out" > $dev/nix-support/propagated-build-inputs
21 ln -s ${mesa.dev}/include $dev/include
22
23 cat <<EOF >$dev/lib/pkgconfig/gl.pc
24 Name: gl
25 Description: gl library
26 Version: ${mesa.version}
27 Libs: -L${mesa.out}/lib -lGL
28 Cflags: -I${mesa.dev}/include
29 EOF
30
31 cat <<EOF >$dev/lib/pkgconfig/glesv1_cm.pc
32 Name: glesv1_cm
33 Description: glesv1_cm library
34 Version: ${mesa.version}
35 Libs: -L${mesa.out}/lib -lGLESv1_CM
36 Cflags: -I${mesa.dev}/include
37 EOF
38
39 cat <<EOF >$dev/lib/pkgconfig/glesv2.pc
40 Name: glesv2
41 Description: glesv2 library
42 Version: ${mesa.version}
43 Libs: -L${mesa.out}/lib -lGLESv2
44 Cflags: -I${mesa.dev}/include
45 EOF
46 ''
47
48 # Otherwise, setup gl stubs to use libglvnd.
49 else ''
50 mkdir -p $out/nix-support
51 ln -s ${libglvnd.out}/lib $out/lib
52
53 mkdir -p $dev/{,lib/pkgconfig,nix-support}
54 echo "$out ${libglvnd} ${libglvnd.dev}" > $dev/nix-support/propagated-build-inputs
55 ln -s ${mesa.dev}/include $dev/include
56
57 genPkgConfig() {
58 local name="$1"
59 local lib="$2"
60
61 cat <<EOF >$dev/lib/pkgconfig/$name.pc
62 Name: $name
63 Description: $lib library
64 Version: ${mesa.version}
65 Libs: -L${libglvnd.out}/lib -l$lib
66 Cflags: -I${mesa.dev}/include -I${libglvnd.dev}/include
67 EOF
68 }
69
70 genPkgConfig gl GL
71 genPkgConfig egl EGL
72 genPkgConfig glesv1_cm GLESv1_CM
73 genPkgConfig glesv2 GLESv2
74 '';
75}