Provided by: manpages-dev_3.35-0.1ubuntu1_all bug

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 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 3.35 of the Linux man-pages project.  A  description  of  the
       project,  and information about reporting bugs, can be found at http://man7.org/linux/man-
       pages/.