------------------------------------------------------------------------------ -- -- -- GNAT RUNTIME COMPONENTS -- -- -- -- G N A T . S I G N A L S -- -- -- -- S p e c -- -- -- -- Copyright (C) 2003 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. -- -- -- ------------------------------------------------------------------------------ with Ada.Interrupts; -- This package provides operations for querying and setting the blocked -- status of signals. -- This package is supported only on targets where Ada.Interrupts.Interrupt_ID -- corresponds to software signals on the target, and where System.Interrupts -- provides the ability to block and unblock signals. package GNAT.Signals is procedure Block_Signal (Signal : Ada.Interrupts.Interrupt_ID); -- Block "Signal" at the process level procedure Unblock_Signal (Signal : Ada.Interrupts.Interrupt_ID); -- Unblock "Signal" at the process level function Is_Blocked (Signal : Ada.Interrupts.Interrupt_ID) return Boolean; -- "Signal" blocked at the process level? end GNAT.Signals;