pthread_self Subroutine

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Purpose

Returns the calling thread's ID.

Library

Threads Library (libpthreads.a)

Syntax

#include <pthread.h>
pthread_t pthread_self (void);

Description

The pthread_self subroutine returns the calling thread's ID.

Note: The pthread.h header file must be the first included file of each source file using the threads library. Otherwise, the -D_THREAD_SAFE compilation flag should be used, or the cc_r compiler used. In this case, the flag is automatically set.

Return Values

The calling thread's ID is returned.

Errors

No errors are defined.

The pthread_self function will not return an error code of EINTR.