sem_unlink (3) - Linux Man Pages
sem_unlink: remove a named semaphore
NAMEsem_unlink - remove a named semaphore
#include <semaphore.h> int sem_unlink(const char *name);
DESCRIPTIONsem_unlink() removes the named semaphore referred to by name. The semaphore name is removed immediately. The semaphore is destroyed once all other processes that have the semaphore open close it.
RETURN VALUEOn success sem_unlink() returns 0; on error, -1 is returned, with errno set to indicate the error.
- The caller does not have permission to unlink this semaphore.
- name was too long.
- There is no semaphore with the given name.
ATTRIBUTESFor an explanation of the terms used in this section, see attributes(7).
CONFORMING TOPOSIX.1-2001, POSIX.1-2008.
SEE ALSOsem_getvalue(3), sem_open(3), sem_post(3), sem_wait(3), sem_overview(7)
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