Manpage of SEM_UNLINK
SEM_UNLINKSection: Linux Programmer's Manual (3)
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 errnoset to indicate the error.
- The caller does not have permission to unlink this semaphore.
- namewas 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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