SEM_DESTROY(3) | Linux Programmer's Manual | SEM_DESTROY(3) |
NAME
sem_destroy - destroy an unnamed semaphoreSYNOPSIS
#include<semaphore.h>
int sem_destroy(sem_t * sem );
DESCRIPTION
sem_destroy() destroys the unnamed semaphore at the address pointed to by sem.RETURN VALUE
sem_destroy() returns 0 on success; on error, -1 is returned, and errno is set to indicate the error.ERRORS
- EINVAL
- sem is not a valid semaphore.
CONFORMING TO
POSIX.1-2001.NOTES
An unnamed semaphore should be destroyed with sem_destroy() before the memory in which it is located is deallocated. Failure to do this can result in resource leaks on some implementations.SEE ALSO
sem_init(3), sem_post(3), sem_wait(3), sem_overview(7)COLOPHON
This page is part of release 3.53 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.2012-05-13 | Linux |