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changeset 417:04ec6995f75d

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*** empty log message ***
author Sam Lantinga <slouken@libsdl.org>
date Thu, 13 Jun 2002 23:59:20 +0000
parents 6b0363ceaba2
children 337f3ec4c385
files include/SDL_mutex.h
diffstat 1 files changed, 4 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/include/SDL_mutex.h	Thu Jun 13 21:40:18 2002 +0000
+++ b/include/SDL_mutex.h	Thu Jun 13 23:59:20 2002 +0000
@@ -66,7 +66,10 @@
 #define SDL_LockMutex(m)	SDL_mutexP(m)
 extern DECLSPEC int SDLCALL SDL_mutexP(SDL_mutex *mutex);
 
-/* Unlock the mutex  (Returns 0, or -1 on error) */
+/* Unlock the mutex  (Returns 0, or -1 on error)
+   It is an error to unlock a mutex that has not been locked by
+   the current thread, and doing so results in undefined behavior.
+ */
 #define SDL_UnlockMutex(m)	SDL_mutexV(m)
 extern DECLSPEC int SDLCALL SDL_mutexV(SDL_mutex *mutex);