75 lines
3.3 KiB
Ada
75 lines
3.3 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME COMPONENTS --
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-- --
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-- S Y S T E M . W W D _ C H A R --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 1992-2009, 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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package body System.WWd_Char is
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--------------------------
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-- Wide_Width_Character --
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--------------------------
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function Wide_Width_Character (Lo, Hi : Character) return Natural is
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W : Natural;
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begin
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W := 0;
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for C in Lo .. Hi loop
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declare
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S : constant Wide_String := Character'Wide_Image (C);
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begin
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W := Natural'Max (W, S'Length);
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end;
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end loop;
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return W;
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end Wide_Width_Character;
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-------------------------------
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-- Wide_Wide_Width_Character --
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-------------------------------
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function Wide_Wide_Width_Character (Lo, Hi : Character) return Natural is
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W : Natural;
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begin
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W := 0;
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for C in Lo .. Hi loop
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declare
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S : constant String := Character'Image (C);
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begin
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W := Natural'Max (W, S'Length);
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end;
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end loop;
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return W;
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end Wide_Wide_Width_Character;
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end System.WWd_Char;
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