MPI_T_category_get_num

:ref:`MPI_T_category_get_num` |mdash| Query the number of categories

SYNTAX

C Syntax

#include <mpi.h>

int MPI_T_category_get_num(int *num_cat)

OUTPUT PARAMETERS

num_cat: Current number of categories

DESCRIPTION

:ref:`MPI_T_category_get_num` can be used to query the current number of categories.

ERRORS

:ref:`MPI_T_category_get_num` will fail if:

MPI_T_ERR_NOT_INITIALIZED: The MPI Tools interface not initialized