+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNAT RUNTIME COMPONENTS --
--- --
--- A D A . S Y N C H R O N O U S _ T A S K _ C O N T R O L --
--- --
--- B o d y --
--- --
--- $Revision: 1.1.16.1 $
--- --
--- Copyright (C) 1992-2001 Free Software Foundation, Inc. --
--- --
--- GNAT is free software; you can redistribute it and/or modify it under --
--- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
--- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
--- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
--- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
--- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
--- --
--- GNAT was originally developed by the GNAT team at New York University. --
--- Extensive contributions were provided by Ada Core Technologies Inc. --
--- --
-------------------------------------------------------------------------------
-
-
-package body Ada.Synchronous_Task_Control is
-
- -------------------
- -- Suspension_PO --
- -------------------
-
- protected body Suspension_Object is
-
- --------------
- -- Get_Open --
- --------------
-
- function Get_Open return Boolean is
- begin
- return Open;
- end Get_Open;
-
- ---------------
- -- Set_False --
- ---------------
-
- procedure Set_False is
- begin
- Open := False;
- end Set_False;
-
- --------------
- -- Set_True --
- --------------
-
- procedure Set_True is
- begin
- Open := True;
- end Set_True;
-
- ----------
- -- Wait --
- ----------
-
- entry Wait when Open is
- begin
- Open := False;
- end Wait;
-
- --------------------
- -- Wait_Exception --
- --------------------
-
- entry Wait_Exception when True is
- begin
- if Wait'Count /= 0 then
- raise Program_Error;
- end if;
-
- requeue Wait;
- end Wait_Exception;
-
- end Suspension_Object;
-
- -------------------
- -- Current_State --
- -------------------
-
- function Current_State (S : Suspension_Object) return Boolean is
- begin
- return S.Get_Open;
- end Current_State;
-
- ---------------
- -- Set_False --
- ---------------
-
- procedure Set_False (S : in out Suspension_Object) is
- begin
- S.Set_False;
- end Set_False;
-
- --------------
- -- Set_True --
- --------------
-
- procedure Set_True (S : in out Suspension_Object) is
- begin
- S.Set_True;
- end Set_True;
-
- ------------------------
- -- Suspend_Until_True --
- ------------------------
-
- procedure Suspend_Until_True (S : in out Suspension_Object) is
- begin
- S.Wait_Exception;
- end Suspend_Until_True;
-
-end Ada.Synchronous_Task_Control;
projects / msp430-gcc.git / blobdiff