PERI_ReadInputFile.F90

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! *********************************************************************
! * Rocstar Simulation Suite                                          *
! * Copyright@2015, Illinois Rocstar LLC. All rights reserved.        *
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! * Illinois Rocstar LLC                                              *
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!******************************************************************************
!
! Purpose: call section readers pertinent to PERI (done on all processors).
!
! Description: none.
!
! Input: regions = user input file of all regions.
!
! Output: regions = PERI input parameters.
!
! Notes: none.
!
!******************************************************************************
!
! $Id: PERI_ReadInputFile.F90,v 1.4 2008/12/06 08:44:36 mtcampbe Exp $
!
! Copyright: (c) 2001 by the University of Illinois
!
!******************************************************************************

SUBROUTINE peri_readinputfile( regions )

  USE moddatatypes
  USE moddatastruct, ONLY      : t_region
  USE modglobal, ONLY          : t_global
  USE peri_modinterfaces, ONLY : peri_readperisection
  USE moderror
  USE modparameters
  
  IMPLICIT NONE

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

! ... local variables
  CHARACTER(CHRLEN)       :: rcsidentstring
  TYPE(t_global), POINTER :: global

  CHARACTER(2*CHRLEN+4) :: fname
  CHARACTER(256)        :: line
  INTEGER               :: errorflag

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

  rcsidentstring = '$RCSfile: PERI_ReadInputFile.F90,v $'

  global => regions(1)%global
  CALL registerfunction( global,'PERI_ReadInputFile',&
  'PERI_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 /= 0) &
    CALL errorstop( global,err_file_open,__line__,'File: '//trim(fname) )

! read file looking for keywords

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

    SELECT CASE(trim(line))
    CASE ('# PERIODICFLOW')
      CALL peri_readperisection( regions )
    END SELECT
  ENDDO

86  CONTINUE

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

  CLOSE(if_input,iostat=errorflag)
  global%error = errorflag
  IF (global%error /= 0) &
    CALL errorstop( global,err_file_close,__line__,'File: '//trim(fname) )

  goto 999

! error handling

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

999 CONTINUE

  CALL deregisterfunction( global )

END SUBROUTINE peri_readinputfile

!******************************************************************************
!
! RCS Revision history:
!
! $Log: PERI_ReadInputFile.F90,v $
! Revision 1.4  2008/12/06 08:44:36  mtcampbe
! Updated license.
!
! Revision 1.3  2008/11/19 22:17:49  mtcampbe
! Added Illinois Open Source License/Copyright
!
! Revision 1.2  2004/06/11 21:49:40  wasistho
! prepared for RFLU
!
! Revision 1.1  2004/06/08 23:56:56  wasistho
! changed nomenclature
!
! Revision 1.1.1.1  2003/03/29 03:36:30  wasistho
! install ROCPERI
!
!
!******************************************************************************