From 57e6799d907995242575d94bd37178c59cb3cc9a Mon Sep 17 00:00:00 2001
From: Ambroz Bizjak <abizjak.pro@gmail.com>
Date: Sun, 12 Jan 2020 23:36:15 +0100
Subject: [PATCH] kdegraphics-thumbnailers: Add patch for thumbnail.so hang.

https://bugs.kde.org/show_bug.cgi?id=404652
https://phabricator.kde.org/D26635
---
 pkgs/applications/kde/kdegraphics-thumbnailers.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/kde/kdegraphics-thumbnailers.nix b/pkgs/applications/kde/kdegraphics-thumbnailers.nix
index 6ae45057f19..d98f2013339 100644
--- a/pkgs/applications/kde/kdegraphics-thumbnailers.nix
+++ b/pkgs/applications/kde/kdegraphics-thumbnailers.nix
@@ -1,5 +1,5 @@
 {
-  mkDerivation, lib,
+  mkDerivation, lib, fetchpatch,
   extra-cmake-modules, karchive, kio, libkexiv2, libkdcraw
 }:
 
@@ -9,6 +9,14 @@ mkDerivation {
     license = [ lib.licenses.lgpl21 ];
     maintainers = [ lib.maintainers.ttuegel ];
   };
+  patches = [
+    # Fix a bug with thumbnail.so processes hanging:
+    # https://bugs.kde.org/show_bug.cgi?id=404652
+    (fetchpatch {
+      url = "https://phabricator.kde.org/file/data/tnk4b6roouixzifi6vre/PHID-FILE-qkkedevt7svx7lv56ea5/D26635.diff";
+      sha256 = "0fq85zhymmrq8vl0y6vgh87qf4c6fhcq704p4kpkaq7y0isxj4h1";
+    })
+  ];
   nativeBuildInputs = [ extra-cmake-modules ];
   buildInputs = [ karchive kio libkexiv2 libkdcraw ];
 }