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NAME

       sem_unlink - remove a named semaphore

SYNOPSIS

       #include <semaphore.h>

       int sem_unlink(const char *name);

DESCRIPTION

       sem_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 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 2.77 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/.