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Diffstat (limited to 'gcc-4.2.1/gcc/ada/widechar.adb')
-rw-r--r-- | gcc-4.2.1/gcc/ada/widechar.adb | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/gcc-4.2.1/gcc/ada/widechar.adb b/gcc-4.2.1/gcc/ada/widechar.adb deleted file mode 100644 index 31fedc48d..000000000 --- a/gcc-4.2.1/gcc/ada/widechar.adb +++ /dev/null @@ -1,216 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- W I D E C H A R -- --- -- --- B o d y -- --- -- --- Copyright (C) 1992-2005, 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 2, 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. See the GNU General Public License -- --- for more details. You should have received a copy of the GNU General -- --- Public License distributed with GNAT; see file COPYING. If not, write -- --- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, -- --- Boston, MA 02110-1301, USA. -- --- -- --- As a special exception, if other files instantiate generics from this -- --- unit, or you link this unit with other files to produce an executable, -- --- this unit does not by itself cause the resulting executable to be -- --- covered by the GNU General Public License. This exception does not -- --- however invalidate any other reasons why the executable file might be -- --- covered by the GNU Public License. -- --- -- --- GNAT was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - --- Note: this package uses the generic subprograms in System.Wch_Cnv, which --- completely encapsulate the set of wide character encoding methods, so no --- modifications are required when adding new encoding methods. - -with Opt; use Opt; - -with System.WCh_Cnv; use System.WCh_Cnv; -with System.WCh_Con; use System.WCh_Con; - -package body Widechar is - - --------------------------- - -- Is_Start_Of_Wide_Char -- - --------------------------- - - function Is_Start_Of_Wide_Char - (S : Source_Buffer_Ptr; - P : Source_Ptr) return Boolean - is - begin - case Wide_Character_Encoding_Method is - when WCEM_Hex => - return S (P) = ASCII.ESC; - - when WCEM_Upper | - WCEM_Shift_JIS | - WCEM_EUC | - WCEM_UTF8 => - return S (P) >= Character'Val (16#80#); - - when WCEM_Brackets => - return P <= S'Last - 2 - and then S (P) = '[' - and then S (P + 1) = '"' - and then S (P + 2) /= '"'; - end case; - end Is_Start_Of_Wide_Char; - - ----------------- - -- Length_Wide -- - ----------------- - - function Length_Wide return Nat is - begin - return WC_Longest_Sequence; - end Length_Wide; - - --------------- - -- Scan_Wide -- - --------------- - - procedure Scan_Wide - (S : Source_Buffer_Ptr; - P : in out Source_Ptr; - C : out Char_Code; - Err : out Boolean) - is - P_Init : constant Source_Ptr := P; - - function In_Char return Character; - -- Function to obtain characters of wide character escape sequence - - ------------- - -- In_Char -- - ------------- - - function In_Char return Character is - begin - P := P + 1; - return S (P - 1); - end In_Char; - - function WC_In is new Char_Sequence_To_UTF_32 (In_Char); - - -- Start of processingf for Scan_Wide - - begin - C := Char_Code (WC_In (In_Char, Wide_Character_Encoding_Method)); - Err := False; - Wide_Char_Byte_Count := Wide_Char_Byte_Count + Nat (P - P_Init - 1); - - exception - when Constraint_Error => - C := Char_Code (0); - P := P - 1; - Err := True; - end Scan_Wide; - - -------------- - -- Set_Wide -- - -------------- - - procedure Set_Wide - (C : Char_Code; - S : in out String; - P : in out Natural) - is - procedure Out_Char (C : Character); - -- Procedure to store one character of wide character sequence - - -------------- - -- Out_Char -- - -------------- - - procedure Out_Char (C : Character) is - begin - P := P + 1; - S (P) := C; - end Out_Char; - - procedure WC_Out is new UTF_32_To_Char_Sequence (Out_Char); - - -- Start of processing for Set_Wide - - begin - WC_Out (UTF_32_Code (C), Wide_Character_Encoding_Method); - end Set_Wide; - - --------------- - -- Skip_Wide -- - --------------- - - procedure Skip_Wide (S : String; P : in out Natural) is - P_Init : constant Natural := P; - - function Skip_Char return Character; - -- Function to skip one character of wide character escape sequence - - --------------- - -- Skip_Char -- - --------------- - - function Skip_Char return Character is - begin - P := P + 1; - return S (P - 1); - end Skip_Char; - - function WC_Skip is new Char_Sequence_To_UTF_32 (Skip_Char); - - Discard : UTF_32_Code; - pragma Warnings (Off, Discard); - - -- Start of processing for Skip_Wide - - begin - Discard := WC_Skip (Skip_Char, Wide_Character_Encoding_Method); - Wide_Char_Byte_Count := Wide_Char_Byte_Count + Nat (P - P_Init - 1); - end Skip_Wide; - - --------------- - -- Skip_Wide -- - --------------- - - procedure Skip_Wide (S : Source_Buffer_Ptr; P : in out Source_Ptr) is - P_Init : constant Source_Ptr := P; - - function Skip_Char return Character; - -- Function to skip one character of wide character escape sequence - - --------------- - -- Skip_Char -- - --------------- - - function Skip_Char return Character is - begin - P := P + 1; - return S (P - 1); - end Skip_Char; - - function WC_Skip is new Char_Sequence_To_UTF_32 (Skip_Char); - - Discard : UTF_32_Code; - pragma Warnings (Off, Discard); - - -- Start of processing for Skip_Wide - - begin - Discard := WC_Skip (Skip_Char, Wide_Character_Encoding_Method); - Wide_Char_Byte_Count := Wide_Char_Byte_Count + Nat (P - P_Init - 1); - end Skip_Wide; - -end Widechar; |