From 51724c5b7d7c542d1d0fdee61d026c66b2d01640 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Jourdois?= <sjourdois@gmail.com>
Date: Wed, 28 Oct 2015 18:54:45 +0100
Subject: [PATCH] python cairocffi: hardcode cairo library path

---
 pkgs/top-level/python-packages.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index c646a5413511..ff8397aed953 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1873,7 +1873,12 @@ let
       md5 = "e26d06a8d8b16c7210414ce15d453636";
     };
 
-    propagatedBuildInputs = with self; [ cffi ];
+    propagatedBuildInputs = with self; [ pkgs.cairo cffi ];
+
+    patchPhase = ''
+      # Hardcode cairo library path
+      sed -e 's,ffi\.dlopen(,&"${pkgs.cairo}/lib/" + ,' -i cairocffi/__init__.py
+    '';
 
     meta = {
       homepage = https://github.com/SimonSapin/cairocffi;