Name

NAME

pthread_self — get the calling thread ID

SYNOPSIS

THR #include <pthread.h>

    pthread_t pthread_self(void);

DESCRIPTION

The pthread_self() function shall return the thread ID of the calling thread.

RETURN VALUE

Refer to the DESCRIPTION.

ERRORS

No errors are defined.

The pthread_self() function shall not return an error code of [EINTR].

EXAMPLES

None.

APPLICATION USAGE

None.

RATIONALE

The pthread_self() function provides a capability similar to the getpid() function for processes and the rationale is the same: the cretion call does not provide the thread ID to the created thread.

FUTURE DIRECTIONS

None.

SEE ALSO

pthread_create(), pthread_equal(), the Base Definitions volume of IEEE Std 1003.1-2001, <pthread.h>

CHANGE HISTORY

First released in Issue 5. Included for alignment with the POSIX Threads Extension.

Issue 6

The pthread_self() function is marked as part of the Threads option.

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