1 files changed, 135 insertions, 0 deletions
diff --git a/pkgs/development/libraries/wlroots/default.nix b/pkgs/development/libraries/wlroots/default.nix
new file mode 100644
index 0000000000000..761e977840139
--- /dev/null
+++ b/pkgs/development/libraries/wlroots/default.nix
@@ -0,0 +1,135 @@
+{ lib
+, stdenv
+, fetchFromGitLab
+, meson
+, ninja
+, pkg-config
+, wayland-scanner
+, libGL
+, wayland
+, wayland-protocols
+, libinput
+, libxkbcommon
+, pixman
+, libcap
+, mesa
+, xorg
+, libpng
+, ffmpeg_4
+, hwdata
+, seatd
+, vulkan-loader
+, glslang
+, nixosTests
+
+, enableXWayland ? true
+, xwayland ? null
+}:
+
+let
+  generic = { version, hash, extraBuildInputs ? [ ], extraNativeBuildInputs ? [ ], extraPatch ? "" }:
+    stdenv.mkDerivation rec {
+      pname = "wlroots";
+      inherit version;
+
+      src = fetchFromGitLab {
+        domain = "gitlab.freedesktop.org";
+        owner = "wlroots";
+        repo = "wlroots";
+        rev = version;
+        inherit hash;
+      };
+
+      postPatch = extraPatch;
+
+      # $out for the library and $examples for the example programs (in examples):
+      outputs = [ "out" "examples" ];
+
+      strictDeps = true;
+      depsBuildBuild = [ pkg-config ];
+
+      nativeBuildInputs = [ meson ninja pkg-config wayland-scanner ]
+        ++ extraNativeBuildInputs;
+
+      buildInputs = [
+        ffmpeg_4
+        libGL
+        libcap
+        libinput
+        libpng
+        libxkbcommon
+        mesa
+        pixman
+        seatd
+        vulkan-loader
+        wayland
+        wayland-protocols
+        xorg.libX11
+        xorg.xcbutilerrors
+        xorg.xcbutilimage
+        xorg.xcbutilrenderutil
+        xorg.xcbutilwm
+      ]
+      ++ lib.optional enableXWayland xwayland
+      ++ extraBuildInputs;
+
+      mesonFlags =
+        lib.optional (!enableXWayland) "-Dxwayland=disabled"
+      ;
+
+      postFixup = ''
+        # Install ALL example programs to $examples:
+        # screencopy dmabuf-capture input-inhibitor layer-shell idle-inhibit idle
+        # screenshot output-layout multi-pointer rotation tablet touch pointer
+        # simple
+        mkdir -p $examples/bin
+        cd ./examples
+        for binary in $(find . -executable -type f -printf '%P\n' | grep -vE '\.so'); do
+          cp "$binary" "$examples/bin/wlroots-$binary"
+        done
+      '';
+
+      # Test via TinyWL (the "minimum viable product" Wayland compositor based on wlroots):
+      passthru.tests.tinywl = nixosTests.tinywl;
+
+      meta = with lib; {
+        description = "A modular Wayland compositor library";
+        longDescription = ''
+          Pluggable, composable, unopinionated modules for building a Wayland
+          compositor; or about 50,000 lines of code you were going to write anyway.
+        '';
+        inherit (src.meta) homepage;
+        changelog = "https://gitlab.freedesktop.org/wlroots/wlroots/-/tags/${version}";
+        license = licenses.mit;
+        platforms = platforms.linux;
+        maintainers = with maintainers; [ primeos synthetica ];
+      };
+    };
+
+in
+rec {
+  wlroots_0_14 = generic {
+    version = "0.14.1";
+    hash = "sha256-wauk7TCL/V7fxjOZY77KiPbfydIc9gmOiYFOuum4UOs=";
+  };
+
+  wlroots_0_15 = generic {
+    version = "0.15.1";
+    hash = "sha256-MFR38UuB/wW7J9ODDUOfgTzKLse0SSMIRYTpEaEdRwM=";
+    extraBuildInputs = [ vulkan-loader ];
+    extraNativeBuildInputs = [ glslang ];
+  };
+
+  wlroots_0_16 = generic {
+    version = "0.16.0";
+    hash = "sha256-k7BFx1xvvsdCXNWX0XeZYwv8H/myk4p42i2Y6vjILqM=";
+    extraBuildInputs = [ vulkan-loader ];
+    extraNativeBuildInputs = [ glslang ];
+    extraPatch = ''
+      substituteInPlace backend/drm/meson.build \
+        --replace /usr/share/hwdata/ ${hwdata}/share/hwdata/
+    '';
+  };
+
+  wlroots = wlroots_0_15;
+}