rom/dos/setfilesystask.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Set the current filesystem handler for a process.
   6     Lang: english
   7 */
   8 #include "dos_intern.h"
   9 #include <proto/exec.h>
  10
  11 /*****************************************************************************
  12
  13     NAME */
  14 #include <dos/dosextens.h>
  15 #include <proto/dos.h>
  16
  17         AROS_LH1(struct MsgPort *, SetFileSysTask,
  18
  19 /*  SYNOPSIS */
  20         AROS_LHA(struct MsgPort *, task, D1),
  21
  22 /*  LOCATION */
  23         struct DosLibrary *, DOSBase, 88, Dos)
  24
  25 /*  FUNCTION
  26         Set the default filesystem handler for the current process,
  27         the old filesystem handler will be returned.
  28
  29     INPUTS
  30         task            - The new filesystem handler.
  31
  32     RESULT
  33         The old filesystem handler.
  34
  35     NOTES
  36
  37     EXAMPLE
  38
  39     BUGS
  40
  41     SEE ALSO
  42         GetFileSysTask()
  43
  44     INTERNALS
  45
  46 *****************************************************************************/
  47 {
  48     AROS_LIBFUNC_INIT
  49     AROS_LIBBASE_EXT_DECL(struct DosLibrary *,DOSBase)
  50
  51     struct Process *pr = (struct Process *)FindTask(NULL);
  52     BPTR old;
  53
  54     old = pr->pr_FileSystemTask;
  55     pr->pr_FileSystemTask = MKBADDR(task);
  56     return BADDR(old);
  57
  58     AROS_LIBFUNC_EXIT
  59 } /* SetFileSysTask */