|
Size: 1544
Comment: Whops, function params in header
|
Size: 1547
Comment: Updated with Philipp's changes from old server
|
| Deletions are marked like this. | Additions are marked like this. |
| Line 14: | Line 14: |
| int SDL_LockMutex(SDL_mutex * mutex) | int SDL_TryLockMutex(SDL_mutex * mutex) |
DRAFT |
SDL_TryLockMutex
Use this function to try to lock a mutex without blocking.
Contents
Syntax
int SDL_TryLockMutex(SDL_mutex * mutex)
Function Parameters
mutex |
the mutex to try to lock |
Return Value
Returns return 0, SDL_MUTEX_TIMEDOUT, or -1 on error; call SDL_GetError() for more information.
Code Examples
int status;
SDL_mutex *mutex;
mutex = SDL_CreateMutex();
if (!mutex) {
fprintf(stderr, "Couldn't create mutex\n");
return;
}
status = SDL_TryLockMutex(mutex);
if (status == 0) {
printf("Locked mutex\n");
SDL_UnlockMutex(mutex);
} else if (status == SDL_MUTEX_TIMEDOUT) {
/* Mutex not available for locking right now */
} else {
fprintf(stderr, "Couldn't lock mutex\n");
}
SDL_DestroyMutex(mutex)
Remarks
You can add useful comments here
