From a2789da021ea529c63a2b59838f654f54dba77a4 Mon Sep 17 00:00:00 2001
From: K900 <me@0upti.me>
Date: Sun, 13 Apr 2025 14:16:01 +0300
Subject: [PATCH] kdePackages.libktorrent: fix build with Qt 6.9

---
 pkgs/kde/gear/libktorrent/default.nix | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/pkgs/kde/gear/libktorrent/default.nix b/pkgs/kde/gear/libktorrent/default.nix
index c802f01111f9..8f28992fc39b 100644
--- a/pkgs/kde/gear/libktorrent/default.nix
+++ b/pkgs/kde/gear/libktorrent/default.nix
@@ -5,10 +5,25 @@
   boost,
   gmp,
   libgcrypt,
+  fetchpatch,
 }:
 mkKdeDerivation {
   pname = "libktorrent";
 
+  # Backport patches to fix build with Qt 6.9
+  # FIXME: remove in 25.04
+  patches = [
+    (fetchpatch {
+      url = "https://invent.kde.org/network/libktorrent/-/commit/4bcf7eb1e0cb781286eae33751acd8e827080ec5.patch";
+      includes = [ "src/utp/connection.cpp" ];
+      hash = "sha256-gj5jLViuzttfzCrx/izmajJiH3vE9TkfsXS+1r/qGNc=";
+    })
+    (fetchpatch {
+      url = "https://invent.kde.org/network/libktorrent/-/commit/4f73038c74b5d72b2f7f1377c7bf037f111e965d.patch";
+      hash = "sha256-dQeZLmnagxBOUR2hnxF65jIRSAntTrEggxdUf3NNzDE=";
+    })
+  ];
+
   extraNativeBuildInputs = [ doxygen ];
   extraBuildInputs = [ qt5compat ];
   extraPropagatedBuildInputs = [