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Diffstat (limited to 'gcc/ada/a-wtenau.adb')
| -rw-r--r-- | gcc/ada/a-wtenau.adb | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/gcc/ada/a-wtenau.adb b/gcc/ada/a-wtenau.adb deleted file mode 100644 index 709703e95af..00000000000 --- a/gcc/ada/a-wtenau.adb +++ /dev/null @@ -1,349 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME COMPONENTS -- --- -- --- A D A . W I D E _ T E X T _ I O . E N U M E R A T I O N _ A U X -- --- -- --- B o d y -- --- -- --- Copyright (C) 1992-2016, 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. -- --- -- ------------------------------------------------------------------------------- - -with Ada.Wide_Text_IO.Generic_Aux; use Ada.Wide_Text_IO.Generic_Aux; -with Ada.Characters.Handling; use Ada.Characters.Handling; -with Interfaces.C_Streams; use Interfaces.C_Streams; -with System.WCh_Con; use System.WCh_Con; - -package body Ada.Wide_Text_IO.Enumeration_Aux is - - subtype TFT is Ada.Wide_Text_IO.File_Type; - -- File type required for calls to routines in Aux - - ----------------------- - -- Local Subprograms -- - ----------------------- - - procedure Store_Char - (WC : Wide_Character; - Buf : out Wide_String; - Ptr : in out Integer); - -- Store a single character in buffer, checking for overflow - - -- These definitions replace the ones in Ada.Characters.Handling, which - -- do not seem to work for some strange not understood reason ??? at - -- least in the OS/2 version. - - function To_Lower (C : Character) return Character; - - ------------------ - -- Get_Enum_Lit -- - ------------------ - - procedure Get_Enum_Lit - (File : File_Type; - Buf : out Wide_String; - Buflen : out Natural) - is - ch : int; - WC : Wide_Character; - - begin - Buflen := 0; - Load_Skip (TFT (File)); - ch := Nextc (TFT (File)); - - -- Character literal case. If the initial character is a quote, then - -- we read as far as we can without backup (see ACVC test CE3905L) - - if ch = Character'Pos (''') then - Get (File, WC); - Store_Char (WC, Buf, Buflen); - - ch := Nextc (TFT (File)); - - if ch = LM or else ch = EOF then - return; - end if; - - Get (File, WC); - Store_Char (WC, Buf, Buflen); - - ch := Nextc (TFT (File)); - - if ch /= Character'Pos (''') then - return; - end if; - - Get (File, WC); - Store_Char (WC, Buf, Buflen); - - -- Similarly for identifiers, read as far as we can, in particular, - -- do read a trailing underscore (again see ACVC test CE3905L to - -- understand why we do this, although it seems somewhat peculiar). - - else - -- Identifier must start with a letter. Any wide character value - -- outside the normal Latin-1 range counts as a letter for this. - - if ch < 255 and then not Is_Letter (Character'Val (ch)) then - return; - end if; - - -- If we do have a letter, loop through the characters quitting on - -- the first non-identifier character (note that this includes the - -- cases of hitting a line mark or page mark). - - loop - Get (File, WC); - Store_Char (WC, Buf, Buflen); - - ch := Nextc (TFT (File)); - - exit when ch = EOF; - - if ch = Character'Pos ('_') then - exit when Buf (Buflen) = '_'; - - elsif ch = Character'Pos (ASCII.ESC) then - null; - - elsif File.WC_Method in WC_Upper_Half_Encoding_Method - and then ch > 127 - then - null; - - else - exit when not Is_Letter (Character'Val (ch)) - and then - not Is_Digit (Character'Val (ch)); - end if; - end loop; - end if; - end Get_Enum_Lit; - - --------- - -- Put -- - --------- - - procedure Put - (File : File_Type; - Item : Wide_String; - Width : Field; - Set : Type_Set) - is - Actual_Width : constant Integer := - Integer'Max (Integer (Width), Item'Length); - - begin - Check_On_One_Line (TFT (File), Actual_Width); - - if Set = Lower_Case and then Item (Item'First) /= ''' then - declare - Iteml : Wide_String (Item'First .. Item'Last); - - begin - for J in Item'Range loop - if Is_Character (Item (J)) then - Iteml (J) := - To_Wide_Character (To_Lower (To_Character (Item (J)))); - else - Iteml (J) := Item (J); - end if; - end loop; - - Put (File, Iteml); - end; - - else - Put (File, Item); - end if; - - for J in 1 .. Actual_Width - Item'Length loop - Put (File, ' '); - end loop; - end Put; - - ---------- - -- Puts -- - ---------- - - procedure Puts - (To : out Wide_String; - Item : Wide_String; - Set : Type_Set) - is - Ptr : Natural; - - begin - if Item'Length > To'Length then - raise Layout_Error; - - else - Ptr := To'First; - for J in Item'Range loop - if Set = Lower_Case - and then Item (Item'First) /= ''' - and then Is_Character (Item (J)) - then - To (Ptr) := - To_Wide_Character (To_Lower (To_Character (Item (J)))); - else - To (Ptr) := Item (J); - end if; - - Ptr := Ptr + 1; - end loop; - - while Ptr <= To'Last loop - To (Ptr) := ' '; - Ptr := Ptr + 1; - end loop; - end if; - end Puts; - - ------------------- - -- Scan_Enum_Lit -- - ------------------- - - procedure Scan_Enum_Lit - (From : Wide_String; - Start : out Natural; - Stop : out Natural) - is - WC : Wide_Character; - - -- Processing for Scan_Enum_Lit - - begin - Start := From'First; - - loop - if Start > From'Last then - raise End_Error; - - elsif Is_Character (From (Start)) - and then not Is_Blank (To_Character (From (Start))) - then - exit; - - else - Start := Start + 1; - end if; - end loop; - - -- Character literal case. If the initial character is a quote, then - -- we read as far as we can without backup (see ACVC test CE3905L - -- which is for the analogous case for reading from a file). - - if From (Start) = ''' then - Stop := Start; - - if Stop = From'Last then - raise Data_Error; - else - Stop := Stop + 1; - end if; - - if From (Stop) in ' ' .. '~' - or else From (Stop) >= Wide_Character'Val (16#80#) - then - if Stop = From'Last then - raise Data_Error; - else - Stop := Stop + 1; - - if From (Stop) = ''' then - return; - end if; - end if; - end if; - - raise Data_Error; - - -- Similarly for identifiers, read as far as we can, in particular, - -- do read a trailing underscore (again see ACVC test CE3905L to - -- understand why we do this, although it seems somewhat peculiar). - - else - -- Identifier must start with a letter, any wide character outside - -- the normal Latin-1 range is considered a letter for this test. - - if Is_Character (From (Start)) - and then not Is_Letter (To_Character (From (Start))) - then - raise Data_Error; - end if; - - -- If we do have a letter, loop through the characters quitting on - -- the first non-identifier character (note that this includes the - -- cases of hitting a line mark or page mark). - - Stop := Start + 1; - while Stop < From'Last loop - WC := From (Stop + 1); - - exit when - Is_Character (WC) - and then - not Is_Letter (To_Character (WC)) - and then - (WC /= '_' or else From (Stop - 1) = '_'); - - Stop := Stop + 1; - end loop; - end if; - - end Scan_Enum_Lit; - - ---------------- - -- Store_Char -- - ---------------- - - procedure Store_Char - (WC : Wide_Character; - Buf : out Wide_String; - Ptr : in out Integer) - is - begin - if Ptr = Buf'Last then - raise Data_Error; - else - Ptr := Ptr + 1; - Buf (Ptr) := WC; - end if; - end Store_Char; - - -------------- - -- To_Lower -- - -------------- - - function To_Lower (C : Character) return Character is - begin - if C in 'A' .. 'Z' then - return Character'Val (Character'Pos (C) + 32); - else - return C; - end if; - end To_Lower; - -end Ada.Wide_Text_IO.Enumeration_Aux; |