rom/dos/isinteractive.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Query a filesystem for interactiveness.
   6     Lang: English
   7 */
   8 #include <proto/exec.h>
   9 #include <dos/filesystem.h>
  10 #include "dos_intern.h"
  11
  12 /*****************************************************************************
  13
  14     NAME */
  15 #include <proto/dos.h>
  16
  17         AROS_LH1(BOOL, IsInteractive,
  18
  19 /*  SYNOPSIS */
  20         AROS_LHA(BPTR, file, D1),
  21
  22 /*  LOCATION */
  23         struct DosLibrary *, DOSBase, 36, Dos)
  24
  25 /*  FUNCTION
  26         Check if file is bound to an interactive device such as a console
  27         or shell window.
  28
  29     INPUTS
  30         file   - filehandle
  31
  32     RESULT
  33         != 0 if the file is interactive, 0 if it is not.
  34
  35     NOTES
  36
  37     EXAMPLE
  38
  39     BUGS
  40
  41     SEE ALSO
  42
  43     INTERNALS
  44
  45 *****************************************************************************/
  46 {
  47     AROS_LIBFUNC_INIT
  48     AROS_LIBBASE_EXT_DECL(struct DosLibrary *,DOSBase)
  49
  50     /* Get pointer to filehandle */
  51     struct FileHandle *fh=(struct FileHandle *)BADDR(file);
  52
  53     /* Get pointer to I/O request. Use stackspace for now. */
  54     struct IOFileSys iofs;
  55
  56     /* Prepare I/O request. */
  57     InitIOFS(&iofs, FSA_IS_INTERACTIVE, DOSBase);
  58
  59     iofs.IOFS.io_Device = fh->fh_Device;
  60     iofs.IOFS.io_Unit   = fh->fh_Unit;
  61
  62     /* Send the request. */
  63     DosDoIO(&iofs.IOFS);
  64
  65     /* Return */
  66     if(iofs.io_DosError != 0)
  67         return 0;
  68     else
  69         return iofs.io_Union.io_IS_INTERACTIVE.io_IsInteractive;
  70
  71     AROS_LIBFUNC_EXIT
  72 } /* IsInteractive */