rom/dos/unlockdoslist.c

   1 /*
   2     Copyright © 1995-2007, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc:
   6     Lang: english
   7 */
   8 #include <aros/debug.h>
   9 #include <proto/exec.h>
  10 #include "dos_intern.h"
  11
  12 /*****************************************************************************
  13
  14     NAME */
  15 #include <proto/dos.h>
  16
  17         AROS_LH1(void, UnLockDosList,
  18
  19 /*  SYNOPSIS */
  20         AROS_LHA(ULONG, flags, D1),
  21
  22 /*  LOCATION */
  23         struct DosLibrary *, DOSBase, 110, Dos)
  24
  25 /*  FUNCTION
  26         Frees a lock on the dos lists given by LockDosList().
  27
  28     INPUTS
  29         flags - the same value as given to LockDosList().
  30
  31     RESULT
  32
  33     NOTES
  34
  35     EXAMPLE
  36
  37     BUGS
  38
  39     SEE ALSO
  40
  41     INTERNALS
  42
  43     HISTORY
  44         04-06-07    sonic   - imported back from MorphOS source code
  45                             - removed Permit()
  46         29-10-95    digulla automatically created from
  47                             dos_lib.fd and clib/dos_protos.h
  48
  49 *****************************************************************************/
  50 {
  51     AROS_LIBFUNC_INIT
  52
  53     struct DosInfo *di = BADDR(DOSBase->dl_Root->rn_Info);
  54
  55     D(bug("UnLockDosList: flags = $%lx\n", flags));
  56
  57     if (flags & LDF_ALL)
  58         ReleaseSemaphore(&di->di_DevLock);
  59
  60     if (flags & LDF_ENTRY)
  61         ReleaseSemaphore(&di->di_EntryLock);
  62
  63     if (flags & LDF_DELETE)
  64         ReleaseSemaphore(&di->di_DeleteLock);
  65
  66 /* This came from MorphOS. Left for reference.
  67     Permit(); */
  68
  69     AROS_LIBFUNC_EXIT
  70 } /* UnLockDosList */