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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
commit | 3d08cd331c1adcf0d917392f7e527b3f00511748 (patch) | |
tree | 312f0d1e1632f48862f044b8bb87e602dcffb5f9 /man3/sem_destroy.3 | |
parent | Adding debian version 6.7-2. (diff) | |
download | manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.tar.xz manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.zip |
Merging upstream version 6.8.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man3/sem_destroy.3')
-rw-r--r-- | man3/sem_destroy.3 | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/man3/sem_destroy.3 b/man3/sem_destroy.3 deleted file mode 100644 index f786906..0000000 --- a/man3/sem_destroy.3 +++ /dev/null @@ -1,75 +0,0 @@ -'\" t -.\" Copyright (C) 2006 Michael Kerrisk <mtk.manpages@gmail.com> -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.TH sem_destroy 3 2023-10-31 "Linux man-pages 6.7" -.SH NAME -sem_destroy \- destroy an unnamed semaphore -.SH LIBRARY -POSIX threads library -.RI ( libpthread ", " \-lpthread ) -.SH SYNOPSIS -.nf -.B #include <semaphore.h> -.P -.BI "int sem_destroy(sem_t *" sem ); -.fi -.SH DESCRIPTION -.BR sem_destroy () -destroys the unnamed semaphore at the address pointed to by -.IR sem . -.P -Only a semaphore that has been initialized by -.BR sem_init (3) -should be destroyed using -.BR sem_destroy (). -.P -Destroying a semaphore that other processes or threads are -currently blocked on (in -.BR sem_wait (3)) -produces undefined behavior. -.P -Using a semaphore that has been destroyed produces undefined results, -until the semaphore has been reinitialized using -.BR sem_init (3). -.SH RETURN VALUE -.BR sem_destroy () -returns 0 on success; -on error, \-1 is returned, and -.I errno -is 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). -.TS -allbox; -lbx lb lb -l l l. -Interface Attribute Value -T{ -.na -.nh -.BR sem_destroy () -T} Thread safety MT-Safe -.TE -.SH STANDARDS -POSIX.1-2008. -.SH HISTORY -POSIX.1-2001. -.SH NOTES -An unnamed semaphore should be destroyed with -.BR sem_destroy () -before the memory in which it is located is deallocated. -Failure to do this can result in resource leaks on some implementations. -.\" But not on NPTL, where sem_destroy () is a no-op.. -.SH SEE ALSO -.BR sem_init (3), -.BR sem_post (3), -.BR sem_wait (3), -.BR sem_overview (7) |