From 8647df2fb6be8d586376c2cb76ca5f2518dcbb81 Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Mon, 23 Apr 2018 20:37:03 +0200
Subject: [PATCH] goocanvas_2: support gobjectIntrospection

---
 pkgs/development/libraries/goocanvas/2.x.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/goocanvas/2.x.nix b/pkgs/development/libraries/goocanvas/2.x.nix
index 026f58079f6d..ef36a9c076fb 100644
--- a/pkgs/development/libraries/goocanvas/2.x.nix
+++ b/pkgs/development/libraries/goocanvas/2.x.nix
@@ -13,11 +13,13 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ pkgconfig gettext gtk-doc python2 ];
-  buildInputs = [ gtk3 cairo glib ];
+  buildInputs = [ gtk3 cairo glib gobjectIntrospection ];
 
   configureFlags = [
     "--disable-python"
   ];
+  PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_GIRDIR = "$(dev)/share/gir-1.0";
+  PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_TYPELIBDIR = "$(out)/lib/girepository-1.0";
 
   meta = with stdenv.lib; {
     description = "Canvas widget for GTK+ based on the the Cairo 2D library";