From adc9598f1aecbdd8f43f62af7343b5760bfeb506 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sun, 29 Aug 2010 12:00:09 -0700
Subject: [PATCH] While you can actually write to the error buffer,
 conceptually it's read-only.

---
 include/SDL_error.h | 2 +-
 src/SDL_error.c     | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/SDL_error.h b/include/SDL_error.h
index a4a90d0e4..5aa5c9162 100644
--- a/include/SDL_error.h
+++ b/include/SDL_error.h
@@ -41,7 +41,7 @@ extern "C" {
 
 /* Public functions */
 extern DECLSPEC void SDLCALL SDL_SetError(const char *fmt, ...);
-extern DECLSPEC char *SDLCALL SDL_GetError(void);
+extern DECLSPEC const char *SDLCALL SDL_GetError(void);
 extern DECLSPEC void SDLCALL SDL_ClearError(void);
 
 /**
diff --git a/src/SDL_error.c b/src/SDL_error.c
index 99ac09cdc..1f6c8a903 100644
--- a/src/SDL_error.c
+++ b/src/SDL_error.c
@@ -198,12 +198,12 @@ SDL_GetErrorMsg(char *errstr, unsigned int maxlen)
 }
 
 /* Available for backwards compatibility */
-char *
+const char *
 SDL_GetError(void)
 {
     static char errmsg[SDL_ERRBUFIZE];
 
-    return ((char *) SDL_GetErrorMsg(errmsg, SDL_ERRBUFIZE));
+    return SDL_GetErrorMsg(errmsg, SDL_ERRBUFIZE);
 }
 
 void