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-'\" t
-.\" Copyright (C) 2006 Michael Kerrisk <mtk.manpages@gmail.com>
-.\"
-.\" SPDX-License-Identifier: Linux-man-pages-copyleft
-.\"
-.TH sem_close 3 (date) "Linux man-pages (unreleased)"
-.SH NAME
-sem_close \- close a named semaphore
-.SH LIBRARY
-POSIX threads library
-.RI ( libpthread ", " \-lpthread )
-.SH SYNOPSIS
-.nf
-.B #include <semaphore.h>
-.PP
-.BI "int sem_close(sem_t *" sem );
-.fi
-.SH DESCRIPTION
-.BR sem_close ()
-closes the named semaphore referred to by
-.IR sem ,
-allowing any resources that the system has allocated to
-the calling process for this semaphore to be freed.
-.SH RETURN VALUE
-On success
-.BR sem_close ()
-returns 0; on error, \-1 is returned, with
-.I errno
-set to indicate the error.
-.SH ERRORS
-.TP
-.B EINVAL
-.I sem
-is not a valid semaphore.
-.SH ATTRIBUTES
-For an explanation of the terms used in this section, see
-.BR attributes (7).
-.ad l
-.nh
-.TS
-allbox;
-lbx lb lb
-l l l.
-Interface Attribute Value
-T{
-.BR sem_close ()
-T} Thread safety MT-Safe
-.TE
-.hy
-.ad
-.sp 1
-.SH STANDARDS
-POSIX.1-2008.
-.SH HISTORY
-POSIX.1-2001.
-.SH NOTES
-All open named semaphores are automatically closed on process
-termination, or upon
-.BR execve (2).
-.SH SEE ALSO
-.BR sem_getvalue (3),
-.BR sem_open (3),
-.BR sem_post (3),
-.BR sem_unlink (3),
-.BR sem_wait (3),
-.BR sem_overview (7)