From 8f4c2a8f9c98186a38be6e33c58af48cd4dc0849 Mon Sep 17 00:00:00 2001
From: Philipp Wiesemann <philipp.wiesemann@arcor.de>
Date: Fri, 6 Mar 2015 21:29:25 +0100
Subject: [PATCH] Emscripten: Fixed ignoring return value of internal function.

If the function Emscripten_ConvertUTF32toUTF8() failed (should currently not be
possible) a not terminated string would have been sent as text input event.
---
 src/video/emscripten/SDL_emscriptenevents.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/video/emscripten/SDL_emscriptenevents.c b/src/video/emscripten/SDL_emscriptenevents.c
index d61ff4fe0bb86..6a04d4cc8ffc2 100644
--- a/src/video/emscripten/SDL_emscriptenevents.c
+++ b/src/video/emscripten/SDL_emscriptenevents.c
@@ -447,8 +447,9 @@ EM_BOOL
 Emscripten_HandleKeyPress(int eventType, const EmscriptenKeyboardEvent *keyEvent, void *userData)
 {
     char text[5];
-    Emscripten_ConvertUTF32toUTF8(keyEvent->charCode, text);
-    SDL_SendKeyboardText(text);
+    if (Emscripten_ConvertUTF32toUTF8(keyEvent->charCode, text)) {
+        SDL_SendKeyboardText(text);
+    }
     return 1;
 }