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SEM_UNLINK(3)		   Linux Programmer's Manual		 SEM_UNLINK(3)

NAME
       sem_unlink - remove a named semaphore

SYNOPSIS
       #include <semaphore.h>

       int sem_unlink(const char *name);

       Link with -lrt or -pthread.

DESCRIPTION
       sem_unlink() removes the named semaphore referred to by name.  The sem‐
       aphore name is removed immediately.  The semaphore  is  destroyed  once
       all other processes that have the semaphore open close it.

RETURN VALUE
       On success sem_unlink() returns 0; on error, -1 is returned, with errno
       set to indicate the error.

ERRORS
       EACCES The caller does not have permission to unlink this semaphore.

       ENAMETOOLONG
	      name was too long.

       ENOENT There is no semaphore with the given name.

CONFORMING TO
       POSIX.1-2001.

SEE ALSO
       sem_getvalue(3), sem_open(3), sem_post(3), sem_wait(3), sem_overview(7)

COLOPHON
       This page is part of release 3.15 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/.

Linux				  2006-03-25			 SEM_UNLINK(3)

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