https://bugs.gentoo.org/924410

From c5b68a00867b2add28bfd62430c45781ac2e9cb8 Mon Sep 17 00:00:00 2001
From: John Helmert III <ajak@gentoo.org>
Date: Fri, 16 Feb 2024 22:14:24 -0800
Subject: [PATCH] ckbsettingswriter: mirror QT version guards from ckbsettings

The differing definitions between ckbsettingswriter.cpp and
ckbsettings.cpp trigger compilation errors with -Werror=odr.

Signed-off-by: John Helmert III <ajak@gentoo.org>
--- a/src/gui/ckbsettingswriter.cpp
+++ b/src/gui/ckbsettingswriter.cpp
@@ -1,9 +1,18 @@
 #include "ckbsettingswriter.h"
+
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+#include <QRecursiveMutex>
+#else
 #include <QMutex>
+#endif
 
 // Mirror ckbsettings.cpp
 extern QAtomicInt cacheWritesInProgress;
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+extern QRecursiveMutex settingsMutex, settingsCacheMutex;
+#else
 extern QMutex settingsMutex, settingsCacheMutex;
+#endif
 #define lockMutex           QMutexLocker locker(backing == _globalSettings ? &mutex : 0)
 #define lockMutexStatic     QMutexLocker locker(&settingsMutex)
 #define lockMutexStatic2    QMutexLocker locker2(&settingsMutex)