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/*
* Copyright (c) 2002-2005 The TenDRA Project <http://www.tendra.org/>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of The TenDRA Project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific, prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
* IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id$
*/
/*
Crown Copyright (c) 1997
This TenDRA(r) Computer Program is subject to Copyright
owned by the United Kingdom Secretary of State for Defence
acting through the Defence Evaluation and Research Agency
(DERA). It is made available to Recipients with a
royalty-free licence for its use, reproduction, transfer
to other parties and amendment for any purpose not excluding
product development provided that any such use et cetera
shall be deemed to be acceptance of the following conditions:-
(1) Its Recipients shall ensure that this Notice is
reproduced upon any copies or amended versions of it;
(2) Any amended version of it shall be clearly marked to
show both the nature of and the organisation responsible
for the relevant amendment or amendments;
(3) Its onward transfer from a recipient to another
party shall be deemed to be that party's acceptance of
these conditions;
(4) DERA gives no warranty or assurance as to its
quality or suitability for any purpose and DERA accepts
no liability whatsoever in relation to any use to which
it may be put.
*/
/*** c-lexer.h --- SID C lexical analyser.
*
** Author: Steve Folkes <smf@hermes.mod.uk>
*
*** Commentary:
*
* See the file "c-lexer.c" for details.
*
*** Change Log:
* $Log: c-lexer.h,v $
* Revision 1.1.1.1 1998/01/17 15:57:42 release
* First version to be checked into rolling release.
*
* Revision 1.2 1994/12/15 09:55:58 smf
* Brought into line with OSSG C Coding Standards Document, as per
* "CR94_178.sid+tld-update".
*
* Revision 1.1.1.1 1994/07/25 16:04:14 smf
* Initial import of SID 1.8 non shared files.
*
**/
/****************************************************************************/
#ifndef H_C_LEXER
#define H_C_LEXER
#include "os-interface.h"
#include "c-code.h"
#include "dstring.h"
#include "istream.h"
/**** Note:
*
* It is important that any changes to this enumerated type declaration are
* reflected in the "c-parser.sid" file.
**/
#ifdef FS_NO_ENUM
typedef int CTokenT, *CTokenP;
#define C_TOK_BLT_PREFIXES (0)
#define C_TOK_BLT_MAPS (1)
#define C_TOK_BLT_ASSIGNMENTS (2)
#define C_TOK_BLT_TERMINALS (3)
#define C_TOK_BLT_HEADER (4)
#define C_TOK_BLT_ACTIONS (5)
#define C_TOK_BLT_TRAILER (6)
#define C_TOK_BLT_RESULT_ASSIGN (7)
#define C_TOK_SID_IDENTIFIER (8)
#define C_TOK_C_IDENTIFIER (9)
#define C_TOK_SEPARATOR (10)
#define C_TOK_TYPEMARK (11)
#define C_TOK_TERMINATOR (12)
#define C_TOK_BEGIN_ACTION (13)
#define C_TOK_DEFINE (14)
#define C_TOK_END_ACTION (15)
#define C_TOK_CODE (16)
#define C_TOK_ARROW (17)
#define C_TOK_OPEN_TUPLE (18)
#define C_TOK_CLOSE_TUPLE (19)
#define C_TOK_BLT_PARAM_ASSIGN (20)
#define C_TOK_REFERENCE (21)
#define C_TOK_EOF (22)
#define C_TOK_ERROR (23)
#else
typedef enum {
C_TOK_BLT_PREFIXES,
C_TOK_BLT_MAPS,
C_TOK_BLT_ASSIGNMENTS,
C_TOK_BLT_TERMINALS,
C_TOK_BLT_HEADER,
C_TOK_BLT_ACTIONS,
C_TOK_BLT_TRAILER,
C_TOK_BLT_RESULT_ASSIGN,
C_TOK_SID_IDENTIFIER,
C_TOK_C_IDENTIFIER,
C_TOK_SEPARATOR,
C_TOK_TYPEMARK,
C_TOK_TERMINATOR,
C_TOK_BEGIN_ACTION,
C_TOK_DEFINE,
C_TOK_END_ACTION,
C_TOK_CODE,
C_TOK_ARROW,
C_TOK_OPEN_TUPLE,
C_TOK_CLOSE_TUPLE,
C_TOK_BLT_PARAM_ASSIGN,
C_TOK_REFERENCE,
C_TOK_EOF,
C_TOK_ERROR
} CTokenT, *CTokenP;
#endif /* defined (FS_NO_ENUM) */
typedef struct CLexT {
CTokenT t;
union {
NStringT string;
CCodeP code;
} u;
} CLexT, *CLexP;
typedef struct CLexerStreamT {
IStreamT istream;
CLexT token;
CTokenT saved_terminal;
} CLexerStreamT, *CLexerStreamP;
/*--------------------------------------------------------------------------*/
extern void c_lexer_init(CLexerStreamP, IStreamP);
extern void c_lexer_close(CLexerStreamP);
extern CStringP c_lexer_stream_name(CLexerStreamP);
extern unsigned c_lexer_stream_line(CLexerStreamP);
extern CTokenT c_lexer_get_terminal(CLexerStreamP);
extern void c_lexer_next_token(CLexerStreamP);
extern NStringP c_lexer_string_value(CLexerStreamP);
extern CCodeP c_lexer_code_value(CLexerStreamP);
extern void c_lexer_save_terminal(CLexerStreamP, CTokenT);
extern void c_lexer_restore_terminal(CLexerStreamP);
/*--------------------------------------------------------------------------*/
#ifdef FS_FAST
#define c_lexer_close(s) (istream_close(&((s)->istream)))
#define c_lexer_stream_name(s) (istream_name(&((s)->istream)))
#define c_lexer_stream_line(s) (istream_line(&((s)->istream)))
#define c_lexer_get_terminal(s) ((s)->token.t)
#define c_lexer_string_value(s) (&((s)->token.u.string))
#define c_lexer_code_value(s) ((s)->token.u.code)
#endif /* defined (FS_FAST) */
#endif /* !defined (H_C_LEXER) */
/*
* Local variables(smf):
* eval: (include::add-path-entry "../os-interface" "../library")
* eval: (include::add-path-entry "../transforms" "../output")
* eval: (include::add-path-entry "../c-output" "../generated")
* end:
**/