SYNTAX

C Syntax

int MPI_Topo_test(MPI_Comm comm, int* status)

Fortran Syntax

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

Fortran 2008 Syntax

USE mpi_f08
MPI_Topo_test(comm, status, ierror)
    TYPE(MPI_Comm), INTENT(IN) :: comm
    INTEGER, INTENT(OUT) :: status
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror