NixOS · Apr 7, 2020 · Apr 10, 2020 · Apr 14, 2020 · Apr 14, 2020 · Apr 14, 2020
diff --git a/pkgs/applications/editors/aseprite/default.nix b/pkgs/applications/editors/aseprite/default.nix
@@ -98,6 +98,8 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
+  passthru = { inherit skia; };
+
   meta = with lib; {
     homepage = https://www.aseprite.org/;
     description = "Animated sprite editor & pixel art tool";

diff --git a/pkgs/applications/editors/aseprite/skia.nix b/pkgs/applications/editors/aseprite/skia.nix
@@ -6,6 +6,14 @@
 let
   # skia-deps.nix is generated by: ./skia-make-deps.sh 'angle2|dng_sdk|piex|sfntly'
   depSrcs = import ./skia-deps.nix { inherit fetchgit; };
+  gnOld = gn.overrideAttrs (oldAttrs: rec {
+    version = "20190403";
+    src = fetchgit {
+      url = "https://gn.googlesource.com/gn";
+      rev = "64b846c96daeb3eaf08e26d8a84d8451c6cb712b";
+      sha256 = "1v2kzsshhxn0ck6gd5w16gi2m3higwd9vkyylmsczxfxnw8skgpy";
+    };
+  });
 in
 stdenv.mkDerivation {
   name = "skia-aseprite-m71";
@@ -14,11 +22,11 @@ stdenv.mkDerivation {
     owner = "aseprite";
     repo = "skia";
     # latest commit from aseprite-m71 branch
-    rev = "89e4ca4352d05adc892f5983b108433f29b2c0c2";
+    rev = "89e4ca4352d05adc892f5983b108433f29b2c0c2"; # TODO: Remove the gnOld override
     sha256 = "0n3vrkswvi6rib9zv2pzi18h3j5wm7flmgkgaikcm6q7iw4l2c7x";
   };
 
-  nativeBuildInputs = [ python2 gn ninja ];
+  nativeBuildInputs = [ python2 gnOld ninja ];
 
   buildInputs = [
     fontconfig expat icu58 libglvnd libjpeg libpng libwebp zlib

diff --git a/pkgs/applications/networking/browsers/chromium/common.nix b/pkgs/applications/networking/browsers/chromium/common.nix
@@ -1,4 +1,4 @@
-{ stdenv, llvmPackages, gn, ninja, which, nodejs, fetchpatch, gnutar
+{ stdenv, llvmPackages, gnChromium, ninja, which, nodejs, fetchpatch, gnutar
 
 # default dependencies
 , bzip2, flac, speex, libopus
@@ -281,7 +281,7 @@ let
       libExecPath="${libExecPath}"
       python build/linux/unbundle/replace_gn_files.py \
         --system-libraries ${toString gnSystemLibraries}
-      ${gn}/bin/gn gen --args=${escapeShellArg gnFlags} out/Release | tee gn-gen-outputs.txt
+      ${gnChromium}/bin/gn gen --args=${escapeShellArg gnFlags} out/Release | tee gn-gen-outputs.txt
 
       # Fail if `gn gen` contains a WARNING.
       grep -o WARNING gn-gen-outputs.txt && echo "Found gn WARNING, exiting nix build" && exit 1

diff --git a/pkgs/applications/networking/browsers/chromium/default.nix b/pkgs/applications/networking/browsers/chromium/default.nix
@@ -1,6 +1,6 @@
 { newScope, config, stdenv, llvmPackages_9, llvmPackages_10
 , makeWrapper, ed
-, glib, gtk3, gnome3, gsettings-desktop-schemas
+, glib, gtk3, gnome3, gsettings-desktop-schemas, gn, fetchgit
 , libva ? null
 , gcc, nspr, nss, patchelfUnstable, runCommand
 , lib
@@ -32,9 +32,20 @@ let
 
     upstream-info = (callPackage ./update.nix {}).getChannel channel;
 
-    mkChromiumDerivation = callPackage ./common.nix {
+    mkChromiumDerivation = callPackage ./common.nix ({
       inherit gnome gnomeSupport gnomeKeyringSupport proprietaryCodecs cupsSupport pulseSupport useVaapi useOzone;
-    };
+      gnChromium = gn;
+    } // lib.optionalAttrs (channel == "dev") {
+      # TODO: Remove after we can update gn for the stable channel (backward incompatible changes):
+      gnChromium = gn.overrideAttrs (oldAttrs: {
+        version = "2020-03-23";
+        src = fetchgit {
+          url = "https://gn.googlesource.com/gn";
+          rev = "5ed3c9cc67b090d5e311e4bd2aba072173e82db9";
+          sha256 = "00y2d35wvqmx9glaqhfb62wdgbfpwr77v0934nnvh9ks71vnsjqy";
+        };
+      });
+    });
 
     browser = callPackage ./browser.nix { inherit channel enableWideVine; };
 

diff --git a/pkgs/development/tools/build-managers/gn/default.nix b/pkgs/development/tools/build-managers/gn/default.nix
@@ -1,31 +1,37 @@
 { stdenv, lib, fetchgit, darwin, writeText
-, git, ninja, python3 }:
+, ninja, python3
+}:
 
 let
-  rev = "64b846c96daeb3eaf08e26d8a84d8451c6cb712b";
-  sha256 = "1v2kzsshhxn0ck6gd5w16gi2m3higwd9vkyylmsczxfxnw8skgpy";
+  # Note: Please use the recommended version for Chromium, e.g.:
+  # https://git.archlinux.org/svntogit/packages.git/tree/trunk/chromium-gn-version.sh?h=packages/gn
+  rev = "fd3d768bcfd44a8d9639fe278581bd9851d0ce3a";
+  revNum = "1718"; # git describe HEAD --match initial-commit | cut -d- -f3
+  version = "2020-03-09";
+  sha256 = "1asc14y8by7qcn10vbk467hvx93s30pif8r0brissl0sihsaqazr";
 
-  shortRev = builtins.substring 0 7 rev;
+  revShort = builtins.substring 0 7 rev;
   lastCommitPosition = writeText "last_commit_position.h" ''
     #ifndef OUT_LAST_COMMIT_POSITION_H_
     #define OUT_LAST_COMMIT_POSITION_H_
 
-    #define LAST_COMMIT_POSITION "(${shortRev})"
+    #define LAST_COMMIT_POSITION_NUM ${revNum}
+    #define LAST_COMMIT_POSITION "${revNum} (${revShort})"
 
     #endif  // OUT_LAST_COMMIT_POSITION_H_
   '';
 
-in
-stdenv.mkDerivation {
-  pname = "gn";
-  version = "20190403";
+in stdenv.mkDerivation {
+  pname = "gn-unstable";
+  inherit version;
 
   src = fetchgit {
+    # Note: The TAR-Archives (+archive/${rev}.tar.gz) are not deterministic!
     url = "https://gn.googlesource.com/gn";
     inherit rev sha256;
   };
 
-  nativeBuildInputs = [ ninja python3 git ];
+  nativeBuildInputs = [ ninja python3 ];
   buildInputs = lib.optionals stdenv.isDarwin (with darwin; with apple_sdk.frameworks; [
     libobjc
     cctools
@@ -49,8 +55,8 @@ stdenv.mkDerivation {
   setupHook = ./setup-hook.sh;
 
   meta = with lib; {
-    description = "A meta-build system that generates NinjaBuild files";
-    homepage = https://gn.googlesource.com/gn;
+    description = "A meta-build system that generates build files for Ninja";
+    homepage = "https://gn.googlesource.com/gn";
     license = licenses.bsd3;
     platforms = platforms.unix;
     maintainers = with maintainers; [ stesie matthewbauer ];