From 4d9366805219775e98d1b1da7587d56986168195 Mon Sep 17 00:00:00 2001
From: Yegor Timoshenko <yegortimoshenko@riseup.net>
Date: Sat, 13 Oct 2018 17:54:45 +0000
Subject: [PATCH 1/2] vulkan-loader: lock rev, update sha256 after bump

See: https://git.io/fxRIA
---
 .../libraries/vulkan-loader/default.nix            | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/libraries/vulkan-loader/default.nix b/pkgs/development/libraries/vulkan-loader/default.nix
index ad110817fea..6f720857f7c 100644
--- a/pkgs/development/libraries/vulkan-loader/default.nix
+++ b/pkgs/development/libraries/vulkan-loader/default.nix
@@ -1,6 +1,10 @@
-{ stdenv, fetchFromGitHub, cmake, python3, vulkan-headers, pkgconfig,
-  xlibsWrapper, libxcb, libXrandr, libXext, wayland, libGL_driver }:
-let version = "1.1.85"; in
+{ stdenv, fetchFromGitHub, cmake, python3, vulkan-headers, pkgconfig
+, xlibsWrapper, libxcb, libXrandr, libXext, wayland, libGL_driver }:
+
+let
+  version = "1.1.85";
+in
+
 assert version == vulkan-headers.version;
 stdenv.mkDerivation rec {
   name = "vulkan-loader-${version}";
@@ -9,8 +13,8 @@ stdenv.mkDerivation rec {
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "Vulkan-Loader";
-    rev = "sdk-${version}";
-    sha256 = "16i4s1adfh822ahj3ywp279lv6szwd2sn2q5pmvpg2kk6mbh410d";
+    rev = "b02f64293680c484e1d7ff6ecb88f89277c0dc8c";
+    sha256 = "1n4vjyxlmi2ygx34srwbvalc5gz95gcsrmdw0k10353xja755gmj";
   };
 
   nativeBuildInputs = [ pkgconfig ];

From d21881ca5af8769c1694fb93262f92cd181fa241 Mon Sep 17 00:00:00 2001
From: Yegor Timoshenko <yegortimoshenko@riseup.net>
Date: Sat, 13 Oct 2018 18:00:22 +0000
Subject: [PATCH 2/2] vulkan-headers: lock rev

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

diff --git a/pkgs/development/libraries/vulkan-headers/default.nix b/pkgs/development/libraries/vulkan-headers/default.nix
index dd3f14f9192..c93ba1b1290 100644
--- a/pkgs/development/libraries/vulkan-headers/default.nix
+++ b/pkgs/development/libraries/vulkan-headers/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "Vulkan-Headers";
-    rev = "sdk-${version}";
+    rev = "2fd5a24ec4a6df303b2155b3f85b6b8c1d56f6c0";
     sha256 = "0cj4bd396qddh3nxvr7grnpfz89g3sbvm21cx4k3ga52sp1rslpb";
   };