PTHREAD_EQUAL(3) Linux Programmer's Manual PTHREAD_EQUAL(3)
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 at-
tributes(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 di-
rectly compare two pthread_t values.
SEE ALSO
pthread_create(3), pthread_self(3), pthreads(7)
COLOPHON
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