compiler/alib/deleteextio.c

   1 /*
   2     Copyright © 1995-2007, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Free a structure created by CreateExtIO()
   6     Lang: english
   7 */
   8
   9 #include <proto/exec.h>
  10
  11 /*****************************************************************************
  12
  13     NAME */
  14 #include <exec/io.h>
  15 #include <proto/alib.h>
  16
  17         void DeleteExtIO (
  18
  19 /*  SYNOPSIS */
  20         struct IORequest * ioreq)
  21
  22 /*  FUNCTION
  23         Free a structure created by CreateExtIO().
  24
  25     INPUTS
  26         ioreq - The returnvalue of CreateExtIO(). Must be
  27             non-NULL.
  28
  29     RESULT
  30         None.
  31
  32     NOTES
  33
  34     EXAMPLE
  35
  36     BUGS
  37
  38     SEE ALSO
  39         CreateStdIO(), CreateExtIO()
  40
  41     INTERNALS
  42
  43     HISTORY
  44
  45 ******************************************************************************/
  46 {
  47     /* Erase some fields to enforce crashes */
  48     ioreq->io_Message.mn_Node.ln_Type = -1L;
  49
  50     ioreq->io_Device = (struct Device *)-1L;
  51     ioreq->io_Unit   = (struct Unit *)-1L;
  52
  53     /* Free the memory */
  54     FreeMem(ioreq,ioreq->io_Message.mn_Length);
  55 } /* DeleteExtIO */
  56