17.2.347. MPI_T_category_get_pvars

MPI_T_category_get_pvars - Query which performance variables are in a category

17.2.347.1. SYNTAX

17.2.347.1.1. C Syntax

#include <mpi.h>

int MPI_T_category_get_pvars(int cat_index, int len, int indices[])

17.2.347.2. INPUT PARAMETERS

  • cat_index: Index of the category to be queried.

  • len: The length of the indices array.

17.2.347.3. OUTPUT PARAMETERS

  • indices: An integer array of size len, indicating performance variable indices.

17.2.347.4. DESCRIPTION

MPI_T_category_get_pvars can be used to query which performance variables are contained in a particular category. A category contains zero or more performance variables.

17.2.347.5. ERRORS

MPI_T_category_get_pvars will fail if:

  • MPI_T_ERR_NOT_INITIALIZED: The MPI Tools interface not initialized

  • MPI_T_ERR_INVALID_INDEX: The category index is invalid