PTHREAD_EQUAL
Section: Linux Programmer's Manual (3)
Updated: 2015-08-08
Page Index
NAME
pthread_equal - compare thread IDs
SYNOPSIS
#include <pthread.h>
int pthread_equal(pthread_t t1, pthread_t t2);
Compile and link with -pthread.
DESCRIPTION
The
pthread_equal()
function compares two thread identifiers.
RETURN VALUE
If the two thread IDs are equal,
pthread_equal()
returns a nonzero value; otherwise, it returns 0.
ERRORS
This function always succeeds.
ATTRIBUTES
For an explanation of the terms used in this section, see
attributes(7).
| Interface | Attribute | Value
|
|
pthread_equal()
| Thread safety | MT-Safe
|
CONFORMING TO
POSIX.1-2001, POSIX.1-2008.
NOTES
The
pthread_equal()
function is necessary because thread IDs should be considered opaque:
there is no portable way for applications to directly compare two
pthread_t
values.
SEE ALSO
pthread_create(3),
pthread_self(3),
pthreads(7)
COLOPHON
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man-pages
project.
A description of the project,
information about reporting bugs,
and the latest version of this page,
can be found at
https://www.kernel.org/doc/man-pages/.