MPI_T_category_get_categories.openmpi(3)

Usage

#include <mpi.h>
int MPI_T_category_get_categories(int cat_index, int len, int indices[])

MPI_T_category_get_categories — Query which categories are in a category

`•`	`cat_index`: Index of the category to be queried.
`•`	`len`: The length of the indices array.

MPI_T_category_get_categories can be used to query which other categories are in a category.

MPI_T_category_get_categories will fail if:

`•`	`MPI_T_ERR_NOT_INITIALIZED`: The MPI Tools interface not initialized
`•`	`MPI_T_ERR_INVALID_INDEX`: The category index is invalid

5 releases since Debian 9 (Stretch); the text changed 4 times.