/*
 * Copyright (c) 2002, The Tendra Project <http://www.ten15.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 unmodified, 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 *
 *
 *    		 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.
 *
 * $TenDRA: tendra/src/producers/common/construct/tokdef.h,v 1.4 2003/08/24 22:52:58 nonce Exp $
 */


#ifndef TOKDEF_INCLUDED
#define TOKDEF_INCLUDED


/*
 *    TDF TOKEN DECLARATIONS
 *
 *    The routines in this module are concerned with the definition of TDF
 *    tokens.
 */

extern int define_exp_token(IDENTIFIER, EXP, int);
extern int define_func_token(IDENTIFIER, IDENTIFIER);
extern int define_mem_token(IDENTIFIER, OFFSET, TYPE, int);
extern int define_nat_token(IDENTIFIER, NAT);
extern int define_templ_token(IDENTIFIER, IDENTIFIER);
extern int define_type_token(IDENTIFIER, TYPE, int);
extern int define_token_macro(IDENTIFIER, IDENTIFIER);
extern int define_mem_macro(IDENTIFIER, TYPE);
extern int defining_token(IDENTIFIER);

extern LIST (TOKEN) make_token_args(IDENTIFIER, LIST (IDENTIFIER), ERROR *);
extern int save_token_args(LIST (IDENTIFIER), LIST (TOKEN));
extern void restore_token_args(LIST (IDENTIFIER), int);
extern int merge_token_args(LIST (IDENTIFIER), int, int);
extern void assign_token(IDENTIFIER, TOKEN);
extern int is_bound_tok(TOKEN, int);
extern TOKEN find_tokdef(IDENTIFIER);
extern void init_token_args(void);

extern PPTOKEN *skip_token_args(IDENTIFIER);
extern EXP parse_exp_token(IDENTIFIER, PPTOKEN *);
extern OFFSET parse_mem_token(IDENTIFIER, PPTOKEN *);
extern TYPE parse_type_token(IDENTIFIER, PPTOKEN *);
extern int unify_id(IDENTIFIER, IDENTIFIER, int);

extern IDENTIFIER unify_id_pending;
extern int in_proc_token;
extern int force_template;
extern int force_tokdef;
extern int expand_tokdef;
extern TYPE redef_type;


#endif
