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Diffstat (limited to 'man3/sem_unlink.3')
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diff --git a/man3/sem_unlink.3 b/man3/sem_unlink.3 new file mode 100644 index 0000000..434d145 --- /dev/null +++ b/man3/sem_unlink.3 @@ -0,0 +1,67 @@ +'\" t +.\" Copyright (C) 2006 Michael Kerrisk <mtk.manpages@gmail.com> +.\" +.\" SPDX-License-Identifier: Linux-man-pages-copyleft +.\" +.TH sem_unlink 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +sem_unlink \- remove a named semaphore +.SH LIBRARY +POSIX threads library +.RI ( libpthread ", " \-lpthread ) +.SH SYNOPSIS +.nf +.B #include <semaphore.h> +.PP +.BI "int sem_unlink(const char *" name ); +.fi +.SH DESCRIPTION +.BR sem_unlink () +removes the named semaphore referred to by +.IR name . +The semaphore name is removed immediately. +The semaphore is destroyed once all other processes that have +the semaphore open close it. +.SH RETURN VALUE +On success +.BR sem_unlink () +returns 0; on error, \-1 is returned, with +.I errno +set to indicate the error. +.SH ERRORS +.TP +.B EACCES +The caller does not have permission to unlink this semaphore. +.TP +.B ENAMETOOLONG +.I name +was too long. +.TP +.B ENOENT +There is no semaphore with the given +.IR name . +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.na +.nh +.BR sem_unlink () +T} Thread safety MT-Safe +.TE +.sp 1 +.SH STANDARDS +POSIX.1-2008. +.SH HISTORY +POSIX.1-2001. +.SH SEE ALSO +.BR sem_getvalue (3), +.BR sem_open (3), +.BR sem_post (3), +.BR sem_wait (3), +.BR sem_overview (7) |