From 11f517e557244f52c73a779c13bc2e2417cc67f5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Camilla=20L=C3=B6wy?= <elmindreda@elmindreda.org>
Date: Fri, 1 Dec 2023 13:22:11 +0100
Subject: [PATCH] Fix return value on error for glfwGetKeyScancode

The documentation says it should be -1, not zero.

(cherry picked from commit 8c5471d6cdc6d87935e494b8c379f659e998bcf6)
---
 README.md   | 1 +
 src/input.c | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 9f91667a..19e361c6 100644
--- a/README.md
+++ b/README.md
@@ -123,6 +123,7 @@ information on what to include when reporting a bug.
 
 ## Changelog
 
+ - Bugfix: `glfwGetKeyScancode` returned `0` on error when initialized instead of `-1`
  - [Win32] Fix pkg-config for dynamic library on Windows (#2386, #2420)
  - [Win32] Bugfix: `glfwWaitEventsTimeout` did not return for some sent messages (#2408)
  - [Wayland] Added improved fallback window decorations via libdecor (#1639,#1693)
diff --git a/src/input.c b/src/input.c
index 7ea1222c..047d75dc 100644
--- a/src/input.c
+++ b/src/input.c
@@ -636,7 +636,7 @@ GLFWAPI int glfwGetKeyScancode(int key)
     if (key < GLFW_KEY_SPACE || key > GLFW_KEY_LAST)
     {
         _glfwInputError(GLFW_INVALID_ENUM, "Invalid key %i", key);
-        return GLFW_RELEASE;
+        return -1;
     }
 
     return _glfwPlatformGetKeyScancode(key);