compiler/clib/seekdir.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <dos/dos.h>
   7 #include <proto/dos.h>
   8 #include "__open.h"
   9
  10 /*****************************************************************************
  11
  12     NAME */
  13
  14 #include <dirent.h>
  15
  16         void seekdir(
  17
  18 /*  SYNOPSIS */
  19         DIR *dir,
  20         off_t offset)
  21
  22 /*  FUNCTION
  23
  24     INPUTS
  25
  26     RESULT
  27
  28     NOTES
  29
  30     EXAMPLE
  31
  32     BUGS
  33
  34     SEE ALSO
  35
  36     INTERNALS
  37
  38 ******************************************************************************/
  39 {
  40     int pos = offset;
  41     fdesc *desc = __getfdesc(dir->fd);
  42     if (!desc)
  43         return;
  44
  45     if (!ExamineFH(desc->fcb->fh, dir->priv))
  46         return;
  47
  48     if (offset > 1)
  49         for
  50         (
  51             pos = 2;
  52             (pos <= offset) && ExNext(desc->fcb->fh, dir->priv);
  53             pos++
  54         );
  55     dir->pos = pos;
  56 }
  57