PTHREAD_EQUAL(3) | Library Functions Manual | PTHREAD_EQUAL(3)

# NAME

`pthread_equal` — compare thread IDs

# SYNOPSIS

POSIX Threads Library (libpthread, -lpthread)
`#include <pthread.h>`

int
`pthread_equal`(pthread_t t1, pthread_t t2);

# DESCRIPTION

The `pthread_equal`() function compares the thread IDs t1 and t2.

# RETURN VALUES

The `pthread_equal`() function will return non-zero if the thread IDs t1 and t2 correspond to the same thread, otherwise it will return zero.

# ERRORS

None.

# SEE ALSO

pthread_create(3), pthread_exit(3)

# STANDARDS

`pthread_equal`() conforms to ISO/IEC 9945-1:1996 (“POSIX.1”).

June 7, 2025 | Debian