From d66a1a46e6f1f82ad8305d669db5c3a8cca147c3 Mon Sep 17 00:00:00 2001
From: Robert Helgesson <robert@rycee.net>
Date: Wed, 16 Dec 2015 00:49:43 +0100
Subject: [PATCH] colordiff: add archive URL

When a new version of colordiff is released the old tarball is moved to
the archive directory. This breaks builds until the derivation is
updated to the new version. This commit lets fetchurl know about the
archive URL.
---
 pkgs/tools/text/colordiff/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/tools/text/colordiff/default.nix b/pkgs/tools/text/colordiff/default.nix
index 9b041ae4b2be..53e683561fb8 100644
--- a/pkgs/tools/text/colordiff/default.nix
+++ b/pkgs/tools/text/colordiff/default.nix
@@ -4,7 +4,10 @@ stdenv.mkDerivation rec {
   name = "colordiff-1.0.16";
 
   src = fetchurl {
-    url = "http://www.colordiff.org/${name}.tar.gz";
+    urls = [
+      "http://www.colordiff.org/${name}.tar.gz"
+      "http://www.colordiff.org/archive/${name}.tar.gz"
+    ];
     sha256 = "12qkkw13261dra8pg7mzx4r8p9pb0ajb090bib9j1s6hgphwzwga";
   };