PAPI_thread_id man page

PAPI_thread_id — Get the thread identifier of the current thread.

Detailed Description

Return values:

PAPI_EMISC is returned if there are no threads registered.
-1 is returned if the thread id function returns an error.

This function returns a valid thread identifier. It calls the function registered with PAPI through a call to PAPI_thread_init().

unsigned long tid;

if ((tid = PAPI_thread_id()) == (unsigned long int)-1 )
    exit(1);

printf("Initial thread id is: %lu0, tid );

See also:

PAPI_thread_init

Author

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Info

Fri Nov 18 2016 Version 5.5.1.0 PAPI