From e8d1a486fb95435fb0274e89582bbca374f5ecea Mon Sep 17 00:00:00 2001
From: Frank Doepper <github@woffs.de>
Date: Fri, 11 Sep 2020 16:28:43 +0200
Subject: [PATCH] dvdbackup: fix build with libdvdread >= 6.1.0

---
 pkgs/applications/video/dvdbackup/default.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/video/dvdbackup/default.nix b/pkgs/applications/video/dvdbackup/default.nix
index e129031fd49..633eea3d282 100644
--- a/pkgs/applications/video/dvdbackup/default.nix
+++ b/pkgs/applications/video/dvdbackup/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libdvdread, libdvdcss, dvdauthor }:
+{ stdenv, fetchurl, fetchpatch, libdvdread, libdvdcss, dvdauthor }:
 
 stdenv.mkDerivation rec {
   version = "0.4.2";
@@ -11,6 +11,13 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ libdvdread libdvdcss dvdauthor ];
 
+  # see https://bugs.launchpad.net/dvdbackup/+bug/1869226
+  patchFlags = [ "-p0" ];
+  patches = [ (fetchpatch {
+    url = "https://git.slackbuilds.org/slackbuilds/plain/multimedia/dvdbackup/patches/dvdbackup-dvdread-6.1.patch";
+    sha256 = "1v3xl01bwq1592i5x5dyh95r0mmm1zvvwf92fgjc0smr0k3davfz";
+  })];
+
   meta = {
     description = "A tool to rip video DVDs from the command line";
     homepage = "http://dvdbackup.sourceforge.net/";