openmpi/src/mpi/c/group_f2c.c

/*
 * $HEADERS$
 */
#include "lam_config.h"
#include <stdio.h>

#include "mpi.h"
#include "mpi/interface/c/bindings.h"
#include "mpi/group/group.h"

#if LAM_HAVE_WEAK_SYMBOLS && LAM_PROFILING_DEFINES
#pragma weak MPI_Group_f2c = PMPI_Group_f2c
#endif

MPI_Group MPI_Group_f2c(MPI_Fint group_f) {
    /* local variable */
    lam_group_t *group_c;
    int group_index;

    group_index=(int)group_f;

    /* error checks */
    if( MPI_PARAM_CHECK ) {
        if( 0 > group_index ) {
            return NULL;
        }
        if( group_index >= lam_group_f_to_c_table->size ) {
            return NULL;
        }
    }

    group_c=lam_group_f_to_c_table->addr[group_index];

    return (MPI_Group) group_c;
}