diff options
Diffstat (limited to 'gcc-4.4.3/gcc/ada/scng.ads')
| -rw-r--r-- | gcc-4.4.3/gcc/ada/scng.ads | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/gcc-4.4.3/gcc/ada/scng.ads b/gcc-4.4.3/gcc/ada/scng.ads deleted file mode 100644 index abcf3dad1..000000000 --- a/gcc-4.4.3/gcc/ada/scng.ads +++ /dev/null @@ -1,103 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- S C N G -- --- -- --- S p e c -- --- -- --- Copyright (C) 1992-2007, 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. 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 COPYING3. If not, go to -- --- http://www.gnu.org/licenses for a complete copy of the license. -- --- -- --- GNAT was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - --- This package contains a generic lexical analyzer. This is used --- for scanning Ada source files or text files with an Ada-like syntax, --- such as project files. It is instantiated in Scn and Prj.Err. - -with Casing; use Casing; -with Styleg; -with Types; use Types; - -generic - with procedure Post_Scan; - -- Procedure called by Scan for the following tokens: - -- Tok_Char_Literal, Tok_Identifier, Tok_Real_Literal, Tok_Real_Literal, - -- Tok_Integer_Literal, Tok_String_Literal, Tok_Operator_Symbol. - - with procedure Error_Msg (Msg : String; Flag_Location : Source_Ptr); - -- Output a message at specified location - - with procedure Error_Msg_S (Msg : String); - -- Output a message at current scan pointer location - - with procedure Error_Msg_SC (Msg : String); - -- Output a message at the start of the current token - - with procedure Error_Msg_SP (Msg : String); - -- Output a message at the start of the previous token - - with procedure Obsolescent_Check (S : Source_Ptr); - -- Called when one of the obsolescent character replacements is - -- used with S pointing to the character in question. - - with package Style is new Styleg - (Error_Msg, Error_Msg_S, Error_Msg_SC, Error_Msg_SP); - -- Instantiation of Styleg with the same error reporting routines - -package Scng is - - procedure Initialize_Scanner (Index : Source_File_Index); - -- Initialize lexical scanner for scanning a new file referenced by Index. - -- Initialize_Scanner does not call Scan. - - procedure Scan; - -- Scan scans out the next token, and advances the scan state accordingly - -- (see package Scan_State for details). If the scan encounters an illegal - -- token, then an error message is issued pointing to the bad character, - -- and Scan returns a reasonable substitute token of some kind. - -- For tokens Char_Literal, Identifier, Real_Literal, Integer_Literal, - -- String_Literal and Operator_Symbol, Post_Scan is called after scanning. - - function Determine_Token_Casing return Casing_Type; - pragma Inline (Determine_Token_Casing); - -- Determines the casing style of the current token, which is - -- either a keyword or an identifier. See also package Casing. - - procedure Set_Special_Character (C : Character); - -- Indicate that one of the following character '#', '$', '?', '@', '`', - -- '\', '^', '_' or '~', when found is a Special token. - - procedure Reset_Special_Characters; - -- Indicate that there is no characters that are Special tokens., which - -- is the default. - - procedure Set_End_Of_Line_As_Token (Value : Boolean); - -- Indicate if End_Of_Line is a token or not. - -- By default, End_Of_Line is not a token. - - procedure Set_Comment_As_Token (Value : Boolean); - -- Indicate if a comment is a token or not. - -- By default, a comment is not a token. - - function Set_Start_Column return Column_Number; - -- This routine is called with Scan_Ptr pointing to the first character - -- of a line. On exit, Scan_Ptr is advanced to the first non-blank - -- character of this line (or to the terminating format effector if the - -- line contains no non-blank characters), and the returned result is the - -- column number of this non-blank character (zero origin), which is the - -- value to be stored in the Start_Column scan variable. - -end Scng; |