1------------------------------------------------------------------------------ 2-- -- 3-- GNAT RUN-TIME COMPONENTS -- 4-- -- 5-- S Y S T E M . I M G _ B O O L -- 6-- -- 7-- B o d y -- 8-- -- 9-- Copyright (C) 1992-2021, Free Software Foundation, Inc. -- 10-- -- 11-- GNAT is free software; you can redistribute it and/or modify it under -- 12-- terms of the GNU General Public License as published by the Free Soft- -- 13-- ware Foundation; either version 3, or (at your option) any later ver- -- 14-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- 15-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- 16-- or FITNESS FOR A PARTICULAR PURPOSE. -- 17-- -- 18-- As a special exception under Section 7 of GPL version 3, you are granted -- 19-- additional permissions described in the GCC Runtime Library Exception, -- 20-- version 3.1, as published by the Free Software Foundation. -- 21-- -- 22-- You should have received a copy of the GNU General Public License and -- 23-- a copy of the GCC Runtime Library Exception along with this program; -- 24-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- 25-- <http://www.gnu.org/licenses/>. -- 26-- -- 27-- GNAT was originally developed by the GNAT team at New York University. -- 28-- Extensive contributions were provided by Ada Core Technologies Inc. -- 29-- -- 30------------------------------------------------------------------------------ 31 32-- Ghost code, loop invariants and assertions in this unit are meant for 33-- analysis only, not for run-time checking, as it would be too costly 34-- otherwise. This is enforced by setting the assertion policy to Ignore. 35 36pragma Assertion_Policy (Ghost => Ignore, 37 Loop_Invariant => Ignore, 38 Assert => Ignore); 39 40package body System.Img_Bool 41 with SPARK_Mode 42is 43 44 ------------------- 45 -- Image_Boolean -- 46 ------------------- 47 48 procedure Image_Boolean 49 (V : Boolean; 50 S : in out String; 51 P : out Natural) 52 is 53 pragma Assert (S'First = 1); 54 begin 55 if V then 56 S (1 .. 4) := "TRUE"; 57 P := 4; 58 else 59 S (1 .. 5) := "FALSE"; 60 P := 5; 61 end if; 62 end Image_Boolean; 63 64end System.Img_Bool; 65