PLAG_RFLO_ClearSendRequests.F90

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! *********************************************************************
! * Rocstar Simulation Suite                                          *
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!******************************************************************************
!
! Purpose: wait until data is received by other processors communicating
!          with the current region.
!
! Description: none.
!
! Input: regions  = all regiona
!        iReg     = current region
!
! Output: none.
!
! Notes: none.
!
!******************************************************************************
!
! $Id: PLAG_RFLO_ClearSendRequests.F90,v 1.3 2008/12/06 08:44:34 mtcampbe Exp $
!
! Copyright: (c) 2004 by the University of Illinois
!
!******************************************************************************

SUBROUTINE plag_rflo_clearsendrequests( regions,iReg )

  USE moddatatypes
  USE modbndpatch, ONLY   : t_patch
  USE moddatastruct, ONLY : t_region
  USE modglobal, ONLY     : t_global
  USE modpartlag, ONLY    : t_plag
  USE moderror
  USE modmpi
  USE modparameters
  IMPLICIT NONE

! ... parameters
  TYPE(t_region), POINTER :: regions(:)

  INTEGER, INTENT(IN)     :: ireg

! ... loop variables
  INTEGER :: ir

! ... local variables
  INTEGER :: ilev, iregsrc, irequest
#ifdef MPI
  INTEGER :: status(mpi_status_size)
#endif

  LOGICAL dowait

  TYPE(t_plag),   POINTER :: pplag
  TYPE(t_global), POINTER :: global

!******************************************************************************

  global => regions(1)%global

  CALL registerfunction( global,'PLAG_RFLO_ClearSendRequests',&
  'PLAG_RFLO_ClearSendRequests.F90' )

#ifdef MPI

! get dimension & set pointer -------------------------------------------------

  ilev = 1
  pplag => regions(ireg)%levels(ilev)%plag

! wait for edges & corners being received by other processors -----------------

  IF ( global%nProcAlloc>1 ) THEN
    DO ir=1,global%nRegions
      IF (regions(ireg)%levels(ilev)%sendEcCells(ir)%nCells > 0) THEN
        irequest = regions(ireg)%levels(ilev)%sendEcCells(ir)%iRequestMetrics
        CALL mpi_wait( pplag%requestsMetrics(irequest),status,global%mpierr )
        IF (global%mpierr /= err_none) &
          CALL errorstop( global,err_mpi_trouble,__line__ )
      ENDIF
    ENDDO
  ENDIF
#endif

! finalize --------------------------------------------------------------------

  CALL deregisterfunction( global )

END SUBROUTINE plag_rflo_clearsendrequests

!******************************************************************************
!
! RCS Revision history:
!
! $Log: PLAG_RFLO_ClearSendRequests.F90,v $
! Revision 1.3  2008/12/06 08:44:34  mtcampbe
! Updated license.
!
! Revision 1.2  2008/11/19 22:17:47  mtcampbe
! Added Illinois Open Source License/Copyright
!
! Revision 1.1  2004/12/01 20:58:09  fnajjar
! Initial revision after changing case
!
! Revision 1.1  2004/01/15 21:16:48  fnajjar
! Initial import for corner-edge cell metrics
!
!******************************************************************************