spmd_rbcast_subcomm.F

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C
!||====================================================================
!||    spmd_rbcast_subcomm   ../engine/source/mpi/generic/spmd_rbcast_subcomm.F
!||--- called by ------------------------------------------------------
!||    fvbag2                ../engine/source/airbag/fvbag2.F
!||--- calls      -----------------------------------------------------
!||====================================================================
      SUBROUTINE spmd_rbcast_subcomm(BUFFER,N,FROM,COMM)
C Wrapper to MPI_BCAST for REAL
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------------------------
C   M e s s a g e   P a s s i n g
C-----------------------------------------------
#include "spmd.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "task_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER N    ! size of the buffer
      INTEGER FROM ! source
      INTEGER COMM ! communicator
      my_real buffer(n)
C-----------------------------------------------
C   L o c a l  V a r i a b l e s
C-----------------------------------------------
#ifdef MPI
      INTEGER STATUS(MPI_STATUS_SIZE),IERROR
C-----------------------------------------------
C   S o u r c e  L i n e s
C-----------------------------------------------
 
 
      IF( comm /= mpi_comm_null) THEN
                CALL mpi_bcast(buffer,n,real,from,
     .                 comm,ierror)
      ENDIF
 
#endif
      RETURN
      END