17.2.349. MPI_T_category_get_num¶

MPI_T_category_get_num — Query the number of categories

17.2.349.1. SYNTAX¶

17.2.349.1.1. C Syntax¶

#include <mpi.h>

int MPI_T_category_get_num(int *num_cat)

17.2.349.2. OUTPUT PARAMETERS¶

num_cat: Current number of categories

17.2.349.3. DESCRIPTION¶

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

17.2.349.4. ERRORS¶

MPI_T_category_get_num will fail if:

MPI_T_ERR_NOT_INITIALIZED: The MPI Tools interface not initialized