SEM_UNLINK

Section: Linux Programmer's Manual (3)
Updated: 2006-03-25
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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 sem. 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)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
ERRORS
CONFORMING TO
SEE ALSO

linux.jgfs.net manual pages