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Diffstat (limited to 'gcc-4.4.3/gcc/ada/scn.ads')
| -rw-r--r-- | gcc-4.4.3/gcc/ada/scn.ads | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/gcc-4.4.3/gcc/ada/scn.ads b/gcc-4.4.3/gcc/ada/scn.ads deleted file mode 100644 index a236a2c11..000000000 --- a/gcc-4.4.3/gcc/ada/scn.ads +++ /dev/null @@ -1,89 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- S C N -- --- -- --- 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 the lexical analyzer routines. This is used by the --- compiler for scanning Ada source files. - -with Casing; use Casing; -with Errout; use Errout; -with Scng; -with Style; use Style; -with Types; use Types; - -package Scn is - - procedure Initialize_Scanner - (Unit : Unit_Number_Type; - Index : Source_File_Index); - -- Initialize lexical scanner for scanning a new file. The caller has - -- completed the construction of the Units.Table entry for the specified - -- Unit and Index references the corresponding source file. A special - -- case is when Unit = No_Unit_Number, and Index corresponds to the - -- source index for reading the configuration pragma file. - - function Determine_Token_Casing return Casing_Type; - -- Determines the casing style of the current token, which is - -- either a keyword or an identifier. See also package Casing. - - procedure Obsolescent_Check (S : Source_Ptr); - -- Called to handle pragma restrictions check for usage of obsolescent - -- character replacements during the scan. - - procedure Post_Scan; - pragma Inline (Post_Scan); - -- Create nodes for tokens: Char_Literal, Identifier, Real_Literal, - -- Integer_Literal, String_Literal and Operator_Symbol. - - procedure Scan_Reserved_Identifier (Force_Msg : Boolean); - -- This procedure is called to convert the current token, which the caller - -- has checked is for a reserved word, to an equivalent identifier. This is - -- of course only used in error situations where the parser can detect that - -- a reserved word is being used as an identifier. An appropriate error - -- message, pointing to the token, is also issued if either this is the - -- first occurrence of misuse of this identifier, or if Force_Msg is True. - - ------------- - -- Scanner -- - ------------- - - -- The scanner used by the compiler is an instantiation of the - -- generic package Scng with routines appropriate to the compiler - - package Scanner is new Scng - (Post_Scan => Post_Scan, - Error_Msg => Error_Msg, - Error_Msg_S => Error_Msg_S, - Error_Msg_SC => Error_Msg_SC, - Error_Msg_SP => Error_Msg_SP, - Obsolescent_Check => Obsolescent_Check, - Style => Style.Style_Inst); - - procedure Scan renames Scanner.Scan; - -- Scan scans out the next token, and advances the scan state accordingly - -- (see package Scans 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. - -end Scn; |