From 92c0720be970dfc7b3699d84feef665182f6bf2b Mon Sep 17 00:00:00 2001
From: Peter Hoeg <peter@hoeg.com>
Date: Mon, 22 Jan 2018 23:04:26 +0800
Subject: [PATCH] cantata: fix segfault on qt 5.10

---
 pkgs/applications/audio/cantata/default.nix | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/audio/cantata/default.nix b/pkgs/applications/audio/cantata/default.nix
index 57d8b554c4f..35214502e09 100644
--- a/pkgs/applications/audio/cantata/default.nix
+++ b/pkgs/applications/audio/cantata/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, cmake, pkgconfig, vlc
+{ stdenv, fetchFromGitHub, fetchpatch, cmake, pkgconfig, vlc
 , qtbase, qtmultimedia, qtsvg, qttools
 
 # Cantata doesn't build with cdparanoia enabled so we disable that
@@ -45,6 +45,15 @@ in stdenv.mkDerivation rec {
     sha256 = "1b633chgfs8rya78bzzck5zijna15d1y4nmrz4dcjp862ks5y5q6";
   };
 
+  patches = [
+    # patch is needed for 2.2.0 with qt 5.10 (doesn't harm earlier versions)
+    (fetchpatch {
+      url    = "https://github.com/CDrummond/cantata/commit/4da7a9128f2c5eaf23ae2a5006d300dc4f21fc6a.patch";
+      sha256 = "1z21ax3542z7hm628xv110lmplaspb407jzgfk16xkphww5qyphj";
+      name   = "fix_qt_510.patch";
+    })
+
+  ];
   buildInputs = [ vlc qtbase qtmultimedia qtsvg ]
     ++ stdenv.lib.optionals withTaglib [ taglib taglib_extras ]
     ++ stdenv.lib.optionals withReplaygain [ ffmpeg speex mpg123 ]