53 lines
3 KiB
Ada
53 lines
3 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME COMPONENTS --
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-- --
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-- G N A T . S I G N A L S --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 2003-2009, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. --
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-- --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception, --
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-- version 3.1, as published by the Free Software Foundation. --
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-- --
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-- You should have received a copy of the GNU General Public License and --
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-- a copy of the GCC Runtime Library Exception along with this program; --
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-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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-- <http://www.gnu.org/licenses/>. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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-- This package provides operations for querying and setting the blocked
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-- status of signals.
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-- This package is supported only on targets where Ada.Interrupts.Interrupt_ID
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-- corresponds to software signals on the target, and where System.Interrupts
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-- provides the ability to block and unblock signals.
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with Ada.Interrupts;
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package GNAT.Signals is
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procedure Block_Signal (Signal : Ada.Interrupts.Interrupt_ID);
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-- Block "Signal" at the process level
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procedure Unblock_Signal (Signal : Ada.Interrupts.Interrupt_ID);
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-- Unblock "Signal" at the process level
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function Is_Blocked (Signal : Ada.Interrupts.Interrupt_ID) return Boolean;
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-- "Signal" blocked at the process level?
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end GNAT.Signals;
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