wl-gammactl: init at unstable-2021-09-13

pkgs/tools/wayland/wl-gammactl/default.nix

@@ -0,0 +1,40 @@
+{ lib, stdenv, fetchFromGitHub
+, meson, pkg-config, ninja
+, wayland, wayland-scanner, wlroots, wlr-protocols, gtk3
+}:
+
+stdenv.mkDerivation rec {
+  pname = "wl-gammactl";
+  version = "unstable-2021-09-13";
+
+  src = fetchFromGitHub {
+    owner = "mischw";
+    repo = pname;
+    rev = "e2385950d97a3baf1b6e2f064dd419ccec179586";
+    sha256 = "8iMJK4O/sNIGPOBZQEfK47K6OjT6sxYFe19O2r/VSr8=";
+  };
+
+  nativeBuildInputs = [ meson pkg-config ninja ];
+  buildInputs = [ wayland wlroots gtk3 ];
+
+  postUnpack = ''
+    rmdir source/wlr-protocols
+    ln -s ${wlr-protocols}/share/wlr-protocols source
+  '';
+
+  postPatch = ''
+    substituteInPlace meson.build --replace "git = find_program('git')" "git = 'false'"
+  '';
+
+  meta = with lib; {
+    description = "Contrast, brightness, and gamma adjustments for Wayland";
+    longDescription = ''
+      Small GTK GUI application to set contrast, brightness, and gamma for wayland compositors which
+      support the wlr-gamma-control protocol extension.
+    '';
+    homepage = "https://github.com/mischw/wl-gammactl";
+    license = licenses.mit;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ lodi ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -2726,6 +2726,8 @@ with pkgs;
 
   wlsunset = callPackage ../tools/wayland/wlsunset { };
 
+  wl-gammactl = callPackage ../tools/wayland/wl-gammactl { };
+
   wluma = callPackage ../tools/wayland/wluma {  };
 
   wob = callPackage ../tools/wayland/wob { };