File SDL-1.2.13-x11-keytounicode.patch of Package SDL

--- src/video/x11/SDL_x11events.c
+++ src/video/x11/SDL_x11events.c
@@ -1223,8 +1223,11 @@
  * sequences (dead accents, compose key sequences) will not work since the
  * state has been irrevocably lost.
  */
+extern DECLSPEC Uint16 SDLCALL X11_KeyToUnicode(SDLKey, SDLMod);
+
 Uint16 X11_KeyToUnicode(SDLKey keysym, SDLMod modifiers)
 {
+	static int warning = 1;
 	struct SDL_VideoDevice *this = current_video;
 	char keybuf[32];
 	int i;
@@ -1232,6 +1235,12 @@
 	XKeyEvent xkey;
 	Uint16 unicode;
 
+	if ( warning ) {
+		warning = 0;
+		fprintf(stderr, "WARNING: Application is using X11_KeyToUnicode().\n");
+		fprintf(stderr, "This is not an official SDL function, please report this as a bug.\n");
+	}
+
 	if ( !this || !SDL_Display ) {
 		return 0;
 	}