compiler/clib/seekdir.c

   1 /*
   2     Copyright © 1995-2012, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <dos/dos.h>
   7 #include <proto/dos.h>
   8 #include "__fdesc.h"
   9 #include "__dirdesc.h"
  10
  11 /*****************************************************************************
  12
  13     NAME */
  14
  15 #include <dirent.h>
  16
  17         void seekdir(
  18
  19 /*  SYNOPSIS */
  20         DIR *dir,
  21         off_t offset)
  22
  23 /*  FUNCTION
  24
  25     INPUTS
  26
  27     RESULT
  28
  29     NOTES
  30
  31     EXAMPLE
  32
  33     BUGS
  34
  35     SEE ALSO
  36
  37     INTERNALS
  38
  39 ******************************************************************************/
  40 {
  41     int pos = offset;
  42     fdesc *desc = __getfdesc(dir->fd);
  43     if (!desc)
  44         return;
  45
  46     if (!ExamineFH(desc->fcb->fh, dir->priv))
  47         return;
  48
  49     if (offset > 1)
  50         for
  51         (
  52             pos = 2;
  53             (pos <= offset) && ExNext(desc->fcb->fh, dir->priv);
  54             pos++
  55         );
  56     dir->pos = pos;
  57 }
  58