SYNTAX

C Syntax

int MPI_Comm_group(MPI_Comm comm, MPI_Group* group)

Fortran Syntax

USE MPI
! or the older form: INCLUDE 'mpif.h'
MPI_COMM_GROUP(COMM, GROUP, IERROR)
    INTEGER COMM, GROUP, IERROR

Fortran 2008 Syntax

USE mpi_f08
MPI_Comm_group(comm, group, ierror)
    TYPE(MPI_Comm), INTENT(IN) :: comm
    TYPE(MPI_Group), INTENT(OUT) :: group
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror