rom/disk/giveunit.c

   1 /*
   2     Copyright © 2010, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: GiveUnit() function.
   6     Lang: english
   7 */
   8
   9 #include <proto/disk.h>
  10 #include <proto/exec.h>
  11 #include <resources/disk.h>
  12
  13 AROS_LH0(void, GiveUnit,
  14         struct DiscResource *, DiskBase, 4, Disk)
  15 {
  16     AROS_LIBFUNC_INIT
  17
  18         struct Task *thistask = FindTask(0);
  19         struct DiscResourceUnit *dru;
  20
  21         Disable();
  22         if (DiskBase->dr_CurrTask == thistask) {
  23                 DiskBase->dr_CurrTask = NULL;
  24                 DiskBase->dr_Flags &= ~DRF_ACTIVE;
  25                 dru = (struct DiscResourceUnit*)RemHead(&DiskBase->dr_Waiting);
  26                 Enable();
  27                 if (dru)
  28                         ReplyMsg(&dru->dru_Message);
  29         } else {
  30                 Enable ();
  31         }
  32
  33     AROS_LIBFUNC_EXIT
  34 }