PLAG_ReadInputFile.F90

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! * Arising FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE    *
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! *********************************************************************
!******************************************************************************
!
! Purpose: read in user input (done on all processors).
!
! Description: none.
!
! Input: user input file.
!
! Output: regions = reference values, numerics, probe`s position.
!
! Notes: none.
!
!******************************************************************************
!
! $Id: PLAG_ReadInputFile.F90,v 1.4 2009/03/05 13:34:00 mtcampbe Exp $
!
! Copyright: (c) 2002 by the University of Illinois
!
!******************************************************************************

SUBROUTINE plag_readinputfile( regions )

  USE moddatatypes
  USE moddatastruct, ONLY      : t_region
  USE modglobal, ONLY          : t_global
  USE plag_modinterfaces, ONLY : plag_readdispartsection, &
                                 plag_readdispartncontsection, &
                                 plag_readdispartinitsection

  USE moderror
  USE modparameters
  USE modmpi
  USE plag_modparameters
  IMPLICIT NONE

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

! ... loop variables
  INTEGER :: ireg

! ... local variables
  CHARACTER(CHRLEN)   :: rcsidentstring
  CHARACTER(CHRLEN+4) :: fname
  CHARACTER(256)      :: line

  LOGICAL :: usedsomewhere, unusedsomewhere

  INTEGER :: errorflag, readstatus

  TYPE(t_global), POINTER :: global

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

  rcsidentstring = '$RCSfile: PLAG_ReadInputFile.F90,v $ $Revision: 1.4 $'

  global => regions(1)%global

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

! Open file -------------------------------------------------------------------

  fname = trim(global%inDir)//trim(global%casename)//'.inp'
  OPEN(if_input,file=fname,form='formatted',status='old',iostat=errorflag )
  global%error = errorflag
  IF ( global%error /= err_none ) THEN
    CALL errorstop( global, err_file_open,__line__,'File: '//trim(fname) )
  END IF ! global%error

! Read file looking for keywords ----------------------------------------------

  DO
    READ(if_input,'(A256)',err=10,end=86) line

    SELECT CASE(trim(line))
      CASE ('# DISPART')
        IF ( global%myProcid == masterproc .AND. &
          global%verbLevel > verbose_none ) THEN
          WRITE(stdout,'(A,3X,A)') solver_name, &
           'Reading PLAG_ReadDisPartSection...'
        END IF ! global%verbLevel
        CALL plag_readdispartsection( regions )

      CASE ('# DISPART_NCONT')
        IF ( global%myProcid == masterproc .AND. &
          global%verbLevel > verbose_none ) THEN
          WRITE(stdout,'(A,3X,A)') solver_name, &
           'Reading PLAG_ReadDisPartnContSection...'
        END IF ! global%verbLevel
        CALL plag_readdispartncontsection( regions )

#ifdef RFLU
      CASE ('# DISPART_INIT')
        IF ( global%myProcid == masterproc .AND. &
          global%verbLevel > verbose_none ) THEN
          WRITE(stdout,'(A,3X,A)') solver_name, &
           'Reading PLAG_ReadDisPartInitSection...'
        END IF ! global%verbLevel
        CALL plag_readdispartinitsection( regions )
#endif
    END SELECT
  ENDDO

86   CONTINUE

! close file ------------------------------------------------------------------

  CLOSE( if_input,iostat=errorflag )
  global%error = errorflag
  IF (global%error /= err_none) THEN
    CALL errorstop( global, err_file_close,__line__,'File: '//trim(fname) )
  END IF ! global%error

! set global%plagUsed ----------------------------------------------------------

  usedsomewhere   = .false.
  unusedsomewhere = .false.

  DO ireg = lbound(regions,1),ubound(regions,1)
    readstatus = regions(ireg)%plagInput%readStatus
    usedsomewhere   = usedsomewhere  .OR.(readstatus == 1)
    unusedsomewhere = unusedsomewhere.OR.(readstatus /= 1) ! == 0 or -1
  END DO ! iReg

  IF (usedsomewhere.AND.unusedsomewhere) THEN
    CALL errorstop( global,err_mp_allornone,__line__ )
  END IF ! usedSomewhere.AND.unusedSomewhere

  global%plagUsed = usedsomewhere

! finalization & error handling -----------------------------------------------

  CALL deregisterfunction( global )
  goto 999

10   CONTINUE
  CALL errorstop( global, err_file_read,__line__,'File: '//trim(fname) )

999  CONTINUE

END SUBROUTINE plag_readinputfile

!******************************************************************************
!
! RCS Revision history:
!
! $Log: PLAG_ReadInputFile.F90,v $
! Revision 1.4  2009/03/05 13:34:00  mtcampbe
! MPI tag shift in Pane_Communicator && ifdef disable of plag init portion
! relevant only for Rocflu.
!
! Revision 1.3  2008/12/06 08:44:35  mtcampbe
! Updated license.
!
! Revision 1.2  2008/11/19 22:17:48  mtcampbe
! Added Illinois Open Source License/Copyright
!
! Revision 1.1  2004/12/01 20:58:06  fnajjar
! Initial revision after changing case
!
! Revision 1.5  2004/08/20 23:27:13  fnajjar
! Added Infrastructure for Plag prep tool
!
! Revision 1.4  2004/03/05 22:09:03  jferry
! created global variables for peul, plag, and inrt use
!
! Revision 1.3  2003/03/17 18:42:45  jblazek
! Added inDir to path of the input file.
!
! Revision 1.2  2003/02/26 23:38:30  jferry
! eliminated end=999 convention to ensure that files get closed
!
! Revision 1.1  2002/10/25 14:19:16  f-najjar
! Initial Import of Rocpart
!
!******************************************************************************