From 7f5e7205c46a49ad3830510d095877baa9bfbc6a Mon Sep 17 00:00:00 2001
From: kimci86 <kimci86@hotmail.fr>
Date: Tue, 15 Feb 2022 11:33:10 +0100
Subject: [PATCH] Improve scancodeToKeycode mapping

---
 src/SFML/Window/Unix/KeyboardImpl.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/SFML/Window/Unix/KeyboardImpl.cpp b/src/SFML/Window/Unix/KeyboardImpl.cpp
index 502381fc9..f5e806ceb 100644
--- a/src/SFML/Window/Unix/KeyboardImpl.cpp
+++ b/src/SFML/Window/Unix/KeyboardImpl.cpp
@@ -499,7 +499,10 @@ void ensureMapping()
         if (keycodeToScancode[static_cast<KeyCode>(keycode)] == sf::Keyboard::ScanUnknown)
         {
             scancode = translateKeyCode(display, static_cast<KeyCode>(keycode));
-            scancodeToKeycode[scancode] = static_cast<KeyCode>(keycode);
+
+            if (scancode != sf::Keyboard::ScanUnknown && scancodeToKeycode[scancode] == NullKeyCode)
+                scancodeToKeycode[scancode] = static_cast<KeyCode>(keycode);
+
             keycodeToScancode[keycode] = scancode;
         }
     }