From 6f77852ce993de0977cbdc9bf53926691fb8d02f Mon Sep 17 00:00:00 2001
From: ajs124 <git@ajs124.de>
Date: Mon, 20 Jul 2020 14:52:22 +0200
Subject: [PATCH 1/3] pythonPackages.gyp: 2015-06-11 -> 2020-05-12

upstream doesn't do stable releases, but this seems to support python3 now
---
 pkgs/development/python-modules/gyp/default.nix | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/python-modules/gyp/default.nix b/pkgs/development/python-modules/gyp/default.nix
index b9ad6ccec24..8bb20fafe76 100644
--- a/pkgs/development/python-modules/gyp/default.nix
+++ b/pkgs/development/python-modules/gyp/default.nix
@@ -6,13 +6,12 @@
 
 buildPythonPackage {
   pname = "gyp";
-  version = "2015-06-11";
-  disabled = isPy3k;
+  version = "2020-05-12";
 
   src = fetchFromGitiles {
     url = "https://chromium.googlesource.com/external/gyp";
-    rev = "fdc7b812f99e48c00e9a487bd56751bbeae07043";
-    sha256 = "1imgxsl4mr1662vsj2mlnpvvrbz71yk00w8p85vi5bkgmc6awgiz";
+    rev = "caa60026e223fc501e8b337fd5086ece4028b1c6";
+    sha256 = "0r9phq5yrmj968vdvy9vivli35wn1j9a6iwshp69wl7q4p0x8q2b";
   };
 
   prePatch = stdenv.lib.optionals stdenv.isDarwin ''

From 6760ec6c4047b30fc83b9ec6b5adb191b84c1e78 Mon Sep 17 00:00:00 2001
From: ajs124 <git@ajs124.de>
Date: Mon, 20 Jul 2020 14:58:46 +0200
Subject: [PATCH 2/3] nss: gyp supports python3 now

---
 pkgs/development/libraries/nss/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/nss/default.nix b/pkgs/development/libraries/nss/default.nix
index ba6704bc144..12a2e49e929 100644
--- a/pkgs/development/libraries/nss/default.nix
+++ b/pkgs/development/libraries/nss/default.nix
@@ -19,7 +19,7 @@ in stdenv.mkDerivation rec {
 
   depsBuildBuild = [ buildPackages.stdenv.cc ];
 
-  nativeBuildInputs = [ perl ninja (buildPackages.python2.withPackages (ps: with ps; [ gyp ])) ];
+  nativeBuildInputs = [ perl ninja (buildPackages.python3.withPackages (ps: with ps; [ gyp ])) ];
 
   buildInputs = [ zlib sqlite ]
     ++ stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;

From 8f925208cde51b12bbce209c635d641c9ca31751 Mon Sep 17 00:00:00 2001
From: ajs124 <git@ajs124.de>
Date: Mon, 20 Jul 2020 17:02:44 +0200
Subject: [PATCH 3/3] nss: try to fix darwin build

---
 pkgs/development/libraries/nss/default.nix | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/pkgs/development/libraries/nss/default.nix b/pkgs/development/libraries/nss/default.nix
index 12a2e49e929..ab1f0504470 100644
--- a/pkgs/development/libraries/nss/default.nix
+++ b/pkgs/development/libraries/nss/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, nspr, perl, zlib, sqlite, fixDarwinDylibNames, buildPackages, ninja }:
+{ stdenv, fetchurl, nspr, perl, zlib, sqlite, darwin, fixDarwinDylibNames, buildPackages, ninja }:
 
 let
   nssPEM = fetchurl {
@@ -19,7 +19,8 @@ in stdenv.mkDerivation rec {
 
   depsBuildBuild = [ buildPackages.stdenv.cc ];
 
-  nativeBuildInputs = [ perl ninja (buildPackages.python3.withPackages (ps: with ps; [ gyp ])) ];
+  nativeBuildInputs = [ perl ninja (buildPackages.python3.withPackages (ps: with ps; [ gyp ])) ]
+    ++ stdenv.lib.optional stdenv.isDarwin darwin.cctools;
 
   buildInputs = [ zlib sqlite ]
     ++ stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;
@@ -53,10 +54,6 @@ in stdenv.mkDerivation rec {
 
   patchFlags = [ "-p0" ];
 
-  postPatch = stdenv.lib.optionalString stdenv.isDarwin ''
-    substituteInPlace nss/coreconf/Darwin.mk --replace '@executable_path/$(notdir $@)' "$out/lib/\$(notdir \$@)"
-  '';
-
   outputs = [ "out" "dev" "tools" ];
 
   preConfigure = "cd nss";