| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME COMPONENTS -- |
| -- -- |
| -- G N A T . S I G N A L S -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- Copyright (C) 2003-2022, 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 3, 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. -- |
| -- -- |
| -- As a special exception under Section 7 of GPL version 3, you are granted -- |
| -- additional permissions described in the GCC Runtime Library Exception, -- |
| -- version 3.1, as published by the Free Software Foundation. -- |
| -- -- |
| -- You should have received a copy of the GNU General Public License and -- |
| -- a copy of the GCC Runtime Library Exception along with this program; -- |
| -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- |
| -- <http://www.gnu.org/licenses/>. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- 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. |
| |
| with Ada.Interrupts; |
| |
| 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; |
