papi_thread_id(3) - Linux man page

Name

PAPI_thread_id - get the thread identifier of the current thread

Synopsis

C Interface
#include <papi.h>unsigned long PAPI_thread_id(void);
Fortran Interface
#include "fpapi.h"PAPIF_thread_id(C_INT id)

Description

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

Arguments

None.

Return Values

On success, this function returns PAPI_OK. On error, a negative error value is returned.

Errors

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

Example

unsigned long tid;
if ((tid = PAPI_thread_id()) == (unsigned long int)-1)
  exit(1);
printf("Initial thread id is: %lu\n",tid);

Bugs

This function has no known bugs.

See Also

papi_thread_init(3)

Referenced By

papi_detach(3), papi_list_threads(3), papi_unregister_thread(3)