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diff --git a/upstream/mageia-cauldron/man3p/sem_destroy.3p b/upstream/mageia-cauldron/man3p/sem_destroy.3p new file mode 100644 index 00000000..7731cf08 --- /dev/null +++ b/upstream/mageia-cauldron/man3p/sem_destroy.3p @@ -0,0 +1,95 @@ +'\" et +.TH SEM_DESTROY "3P" 2017 "IEEE/The Open Group" "POSIX Programmer's Manual" +.\" +.SH PROLOG +This manual page is part of the POSIX Programmer's Manual. +The Linux implementation of this interface may differ (consult +the corresponding Linux manual page for details of Linux behavior), +or the interface may not be implemented on Linux. +.\" +.SH NAME +sem_destroy +\(em destroy an unnamed semaphore +.SH SYNOPSIS +.LP +.nf +#include <semaphore.h> +.P +int sem_destroy(sem_t *\fIsem\fP); +.fi +.SH DESCRIPTION +The +\fIsem_destroy\fR() +function shall destroy the unnamed semaphore indicated by +.IR sem . +Only a semaphore that was created using +\fIsem_init\fR() +may be destroyed using +\fIsem_destroy\fR(); +the effect of calling +\fIsem_destroy\fR() +with a named semaphore is undefined. The effect of subsequent use of +the semaphore +.IR sem +is undefined until +.IR sem +is reinitialized by another call to +\fIsem_init\fR(). +.P +It is safe to destroy an initialized semaphore upon which no threads +are currently blocked. The effect of destroying a semaphore upon which +other threads are currently blocked is undefined. +.SH "RETURN VALUE" +Upon successful completion, a value of zero shall be returned. Otherwise, +a value of \-1 shall be returned and +.IR errno +set to indicate the error. +.SH ERRORS +The +\fIsem_destroy\fR() +function may fail if: +.TP +.BR EINVAL +The +.IR sem +argument is not a valid semaphore. +.TP +.BR EBUSY +There are currently processes blocked on the semaphore. +.LP +.IR "The following sections are informative." +.SH EXAMPLES +None. +.SH "APPLICATION USAGE" +None. +.SH RATIONALE +None. +.SH "FUTURE DIRECTIONS" +None. +.SH "SEE ALSO" +.IR "\fIsemctl\fR\^(\|)", +.IR "\fIsemget\fR\^(\|)", +.IR "\fIsemop\fR\^(\|)", +.IR "\fIsem_init\fR\^(\|)", +.IR "\fIsem_open\fR\^(\|)" +.P +The Base Definitions volume of POSIX.1\(hy2017, +.IR "\fB<semaphore.h>\fP" +.\" +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1-2017, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 7, 2018 Edition, +Copyright (C) 2018 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. +In the event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.opengroup.org/unix/online.html . +.PP +Any typographical or formatting errors that appear +in this page are most likely +to have been introduced during the conversion of the source files to +man page format. To report such errors, see +https://www.kernel.org/doc/man-pages/reporting_bugs.html . |