From 383eba59d3b0b8ddcd0b723a6362a0f6de2b6547 Mon Sep 17 00:00:00 2001
From: Isidor Zeuner <nix@quidecco.pl>
Date: Sat, 9 Dec 2023 10:05:17 +0100
Subject: [PATCH] rakarrack: fix segmentation fault

---
 pkgs/applications/audio/rakarrack/default.nix         |  6 +++++-
 pkgs/applications/audio/rakarrack/looper-preset.patch | 11 +++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 pkgs/applications/audio/rakarrack/looper-preset.patch

diff --git a/pkgs/applications/audio/rakarrack/default.nix b/pkgs/applications/audio/rakarrack/default.nix
index e78502eb23f7..4b693da3a622 100644
--- a/pkgs/applications/audio/rakarrack/default.nix
+++ b/pkgs/applications/audio/rakarrack/default.nix
@@ -12,7 +12,11 @@ stdenv.mkDerivation  rec {
 
   hardeningDisable = [ "format" ];
 
-  patches = [ ./fltk-path.patch ];
+  patches = [
+    ./fltk-path.patch
+    # https://sourceforge.net/p/rakarrack/git/merge-requests/2/
+    ./looper-preset.patch
+  ];
 
   buildInputs = [ alsa-lib alsa-utils fltk libjack2 libXft libXpm libjpeg
     libpng libsamplerate libsndfile zlib ];
diff --git a/pkgs/applications/audio/rakarrack/looper-preset.patch b/pkgs/applications/audio/rakarrack/looper-preset.patch
new file mode 100644
index 000000000000..42e5057dcefe
--- /dev/null
+++ b/pkgs/applications/audio/rakarrack/looper-preset.patch
@@ -0,0 +1,11 @@
+diff -Naurd rakarrack-0.6.1/src/Looper.C rakarrack-0.6.1-segfault/src/Looper.C
+--- rakarrack-0.6.1/src/Looper.C	2010-10-01 01:27:55.000000000 +0000
++++ rakarrack-0.6.1-segfault/src/Looper.C	2023-12-08 21:12:31.818569726 +0000
+@@ -34,6 +34,7 @@
+   efxoutr = efxoutr_;
+ 
+   //default values
++      Ppreset = 0;
+       Pclear = 1;
+       Pplay = 0;
+       Precord = 0;