English pages are provided only to compare translations to original pages, better looking pages can be browsed at the Linux man-pages official site.

SEM_UNLINK

Linux Programmer's Manual (3)
2014-02-26
 

NAME

sem_unlink - remove a named semaphore  

SYNOPSIS

#include <semaphore.h>

int sem_unlink(const char *name);

Link with -pthread.  

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.
 

ATTRIBUTES

 

Multithreading (see pthreads(7))

The sem_unlink() function is thread-safe.  

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 3.66 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at http://www.kernel.org/doc/man-pages/.


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
ERRORS
ATTRIBUTES
Multithreading (see pthreads(7))
CONFORMING TO
SEE ALSO
COLOPHON

This document was created by man2html, using the manual pages.
Time: 21:43:02 GMT, July 12, 2014