/*
 * 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/tools/pl/units.h,v 1.9 2005/09/18 21:11:25 stefanf Exp $
 */


#ifndef UNITS_INCLUDED
#define UNITS_INCLUDED

#include "streams.h"

#define NO_OF_ENTITIES 3
#define tag_ent 1
#define tok_ent 0
#define al_tag_ent 2

#define NO_OF_UNITS 7
#define tld2_unit 0
#define version_unit 1
#define tokdec_unit 2
#define tokdef_unit 3
#define al_tagdef_unit 4
#define tagdec_unit 5
#define tagdef_unit 6



typedef struct Link_struct {
	struct Link_struct *next;
	int unit_name;
	int capsule_name;
} Link;



typedef struct {
	TDF tdf;
	int no_labs;
	int no_entity[NO_OF_ENTITIES];
	Link *links[NO_OF_ENTITIES];
	int present;
} Unit;

typedef struct TDFlist_struct {
	TDF t;
	struct TDFlist_struct *next;
} TDFlist;

typedef struct {
	int unit_name;
	int unit_no;
} Name;

extern FILE *out_file;
extern int line_no_tok;
extern Unit units[NO_OF_UNITS];
extern int current_Unit;
extern int capsule_names[NO_OF_ENTITIES];
extern TDF lk_externs[NO_OF_ENTITIES];
extern char * ent_names[NO_OF_ENTITIES];
extern char * unit_names[NO_OF_UNITS];
#define SELECT_UNIT(x) current_TDF = &units[x].tdf; current_Unit = x;\
			units[x].present = 1;
#define INIT_TDF(x) (x)->first = (x)->last = create_chunk();\
		    (x)->no = 0; (x)->sort = 0;
#define SET_TDF(hold, x) hold = current_TDF; INIT_TDF(x); current_TDF = x;
#define RESET_TDF(hold) current_TDF = hold;
#define INC_LIST current_TDF->no++

extern int next_label(void);
extern Name next_name(int ent);
extern int next_unit_name(int ent);
extern int next_capsule_name(int ent);
extern int capsule_name(Name * n, int ent);
extern int non_local(Name * n, int ent);
extern void make_tag(Name * n);
extern void make_tok(Name * n);
extern void make_al_tag(Name * n);
extern void make_unit(int unit_no);
extern long local_name(Name * n, int ent);
extern int cname_to_lname(int c_name, int ent);
extern void FILENAME(void);
extern void init_units(void);
extern void make_tdf_file(TDF * s, FILE * out_file);


#endif