17.2.346. MPI_T_category_get_num

MPI_T_category_get_num - Query the number of categories

17.2.346.1. SYNTAX

17.2.346.1.1. C Syntax

#include <mpi.h>

int MPI_T_category_get_num(int *num_cat)

17.2.346.2. OUTPUT PARAMETERS

  • num_cat: Current number of categories

17.2.346.3. DESCRIPTION

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

17.2.346.4. ERRORS

MPI_T_category_get_num will fail if:

  • MPI_T_ERR_NOT_INITIALIZED: The MPI Tools interface not initialized