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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [ada/] [s-wchjis.ads] - Rev 414
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------------------------------------------------------------------------------ -- -- -- GNAT RUN-TIME COMPONENTS -- -- -- -- S Y S T E M . W C H _ J I S -- -- -- -- S p e c -- -- -- -- Copyright (C) 1992-2009, 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 contains routines used for converting between internal -- JIS codes and the two external forms we support (EUC and Shift-JIS) pragma Compiler_Unit; package System.WCh_JIS is pragma Pure; function EUC_To_JIS (EUC1, EUC2 : Character) return Wide_Character; -- Given the two bytes of a EUC representation, return the -- corresponding JIS code wide character. Raises Constraint_Error -- if the two characters are not a valid EUC encoding. procedure JIS_To_EUC (J : Wide_Character; EUC1 : out Character; EUC2 : out Character); -- Given a wide character in JIS form, produce the corresponding -- two bytes of the EUC representation of this character. This is -- only used if J is not in the normal ASCII range, i.e. on entry -- we know that Wide_Character'Pos (J) >= 16#0080# and that we -- thus require a two byte EUC representation (ASCII codes appear -- unchanged as a single byte in EUC). No error checking is performed, -- the input code is assumed to be in an appropriate range. procedure JIS_To_Shift_JIS (J : Wide_Character; SJ1 : out Character; SJ2 : out Character); -- Given a wide character code in JIS form, produce the corresponding -- two bytes of the Shift-JIS representation of this character. This -- is only used if J is not in the normal ASCII range, i.e. on entry -- we know that Wide_Character'Pos (J) >= 16#0080# and that we -- thus require a two byte EUC representation (ASCII codes appear -- unchanged as a single byte in EUC). No error checking is performed, -- the input code is assumed to be in an appropriate range (note in -- particular that input codes in the range 16#0080#-16#00FF#, i.e. -- Hankaku Kana, do not appear, since Shift JIS has no representation -- for such codes. function Shift_JIS_To_JIS (SJ1, SJ2 : Character) return Wide_Character; -- Given the two bytes of a Shift-JIS representation, return the -- corresponding JIS code wide character. Raises Constraint_Error if -- the two characters are not a valid shift-JIS encoding. end System.WCh_JIS;
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