!*****************************************************************!
!*                                                               *!
!*              4C (FORESEE) Simulation Model                    *!
!*                                                               *!
!*                    Subroutines for:                           *!
!*                   - windows shell -                           *!
!*                                                               *!
!*  contains:                                                    *!
!*   GetFile                                                     *!
!*   GetFileF                                                    *!
!*                                                               *!
!*                  Copyright (C) 1996-2018                      *!
!*     Potsdam Institute for Climate Impact Reserach (PIK)       *!
!*          Authors and contributors see AUTHOR file             *!
!*  This file is part of 4C and is licensed under BSD-2-Clause   *!
!*                   See LICENSE file or under:                  *!
!*     http://www.https://opensource.org/licenses/BSD-2-Clause   *!
!*                           Contact:                            *!
!*       https://gitlab.pik-potsdam.de/XXXXXXXXXXXXXXXXXXXXX     *!
!*                                                               *!
!*****************************************************************!

SUBROUTINE GetFile ( filename, filter_spec, text )

use dflogm

implicit none
integer id
logical ex
character(512):: filename 
character(*)  :: text

!Settings for FileOpen
character*512 :: file_get 
character*(*) :: filter_spec 

include '4C_dialogs.fd'

logical retlog

         call FileOpen (filename, filter_spec)
         inquire (File = filename, exist = ex)
         if(ex .eqv. .true.) then
            write(*,'(A,A)') ' Simulation control file: ', trim(filename)
         else
			filename = ' '
         endif

END SUBROUTINE GetFile

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

! needed for time_out in Open Existing File
SUBROUTINE GetFileF ( filename, filter_spec, text )

use dflogm

implicit none

integer id
logical ex
character(150) :: filename 
character(*) :: text

!Settings for FileOpen
character*512 :: file_get 
character*(*) :: filter_spec 

include '4C_dialogs.fd'

logical retlog
!logical retdir

        call FileOpen (file_get, filter_spec)
        do       
         filename = file_get
        ex = .true.
        if(ex .eqv. .true.) then
            write(*,'(A,A)') ' Simulation control file: ', trim(filename)
            exit
         else
            write(*,'(A)') ' Simulation control file: ', trim(filename), ' not exists'
            write(*,'(A)',advance='no') ' Try again' 
            PAUSE
            call FileOpen (file_get, filter_spec)
            cycle
         endif
        enddo 

END SUBROUTINE GetFileF

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