From 8af35d27e8f02bbb99aef4ac495ed406e50e3cca Mon Sep 17 00:00:00 2001
From: Liang Qi <liang.qi@qt.io>
Date: Tue, 10 Oct 2023 14:08:48 +0200
Subject: [PATCH] xkb: fix build with libxkbcommon 1.6.0 and later
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A few XKB_KEY_dead_* defines got removed from 1.6.0. See also
https://github.com/xkbcommon/libxkbcommon/blob/6073565903488cb5b9a8d37fdc4a7c2f9d7ad04d/NEWS#L9-L14
https://gitlab.freedesktop.org/xorg/proto/xorgproto/-/merge_requests/70/diffs?commit_id=cb44799b72f611eb4c9d7cc185bc3b09e070be08

Pick-to: 6.6 6.5 6.2 5.15
Fixes: QTBUG-117950
Change-Id: I55861868f2bb29c553d68365fa9b9b6ed01c9aea
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
---
 src/gui/platform/unix/qxkbcommon.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gui/platform/unix/qxkbcommon.cpp b/src/gui/platform/unix/qxkbcommon.cpp
index 26d87c5ff5..7b611790c6 100644
--- a/src/gui/platform/unix/qxkbcommon.cpp
+++ b/src/gui/platform/unix/qxkbcommon.cpp
@@ -237,10 +237,14 @@ static constexpr const auto KeyTbl = qMakeArray(
         Xkb2Qt<XKB_KEY_dead_small_schwa,        Qt::Key_Dead_Small_Schwa>,
         Xkb2Qt<XKB_KEY_dead_capital_schwa,      Qt::Key_Dead_Capital_Schwa>,
         Xkb2Qt<XKB_KEY_dead_greek,              Qt::Key_Dead_Greek>,
+/* The following four XKB_KEY_dead keys got removed in libxkbcommon 1.6.0
+   The define check is kind of version check here. */
+#ifdef XKB_KEY_dead_lowline
         Xkb2Qt<XKB_KEY_dead_lowline,            Qt::Key_Dead_Lowline>,
         Xkb2Qt<XKB_KEY_dead_aboveverticalline,  Qt::Key_Dead_Aboveverticalline>,
         Xkb2Qt<XKB_KEY_dead_belowverticalline,  Qt::Key_Dead_Belowverticalline>,
         Xkb2Qt<XKB_KEY_dead_longsolidusoverlay, Qt::Key_Dead_Longsolidusoverlay>,
+#endif
 
         // Special keys from X.org - This include multimedia keys,
         // wireless/bluetooth/uwb keys, special launcher keys, etc.