rom/exec/remsemaphore.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Remove a semaphore from the list of public semaphores.
   6     Lang: english
   7 */
   8
   9 #include "exec_intern.h"
  10 #include <exec/semaphores.h>
  11 #include <proto/exec.h>
  12
  13 /*****************************************************************************
  14
  15     NAME */
  16
  17         AROS_LH1(void, RemSemaphore,
  18
  19 /*  SYNOPSIS */
  20         AROS_LHA(struct SignalSemaphore *, sigSem, A1),
  21
  22 /*  LOCATION */
  23         struct ExecBase *, SysBase, 101, Exec)
  24
  25 /*  FUNCTION
  26         Removes a semaphore from the system public semaphore list.
  27
  28     INPUTS
  29         sigSem - Pointer to semaphore structure
  30
  31     RESULT
  32
  33     NOTES
  34         Semaphores are shared between the tasks that use them and must
  35         therefore lie in public (or at least shared) memory.
  36
  37     EXAMPLE
  38
  39     BUGS
  40
  41     SEE ALSO
  42
  43     INTERNALS
  44
  45 *****************************************************************************/
  46 {
  47     AROS_LIBFUNC_INIT
  48
  49     /* Arbitrate for the semaphore list */
  50     Forbid();
  51
  52     /* Remove the semaphore */
  53     Remove(&sigSem->ss_Link);
  54
  55     /* All done. */
  56     Permit();
  57     AROS_LIBFUNC_EXIT
  58 } /* RemSemaphore */
  59