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/* list_routines.h: Types used in this program.
This file is part of Omega,
which is based on the web2c distribution of TeX,
Copyright (c) 1994--2001 John Plaice and Yannis Haralambous
Omega is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Omega is distributed in the hope that it will be useful,
but WITHOUT 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
along with Omega; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
typedef int fix;
typedef struct cell_struct {
struct cell_struct *ptr;
void *contents;
} cell;
typedef cell *list;
typedef struct av_cell_struct {
struct av_cell_struct *ptr;
int attribute;
int value;
} av_cell;
typedef av_cell *av_list;
typedef struct in_cell_struct {
struct in_cell_struct *ptr;
struct in_cell_struct *actual;
int value;
int index;
} in_cell;
typedef in_cell *in_list;
typedef struct hash_cell_struct {
int x;
int y;
int new_class;
int lig_z;
struct hash_cell_struct *ptr;
} hash_cell;
typedef hash_cell *hash_list;
typedef struct queue_struct {
struct cell_struct *front;
struct cell_struct *tail;
} queue;
extern list cons(void *, list);
extern list list1(void *);
extern list list2(void *, void *);
extern list append(list, list);
extern list append1(list, void *);
extern av_list av_cons(int,int, av_list);
extern av_list av_list1(int,int);
extern av_list av_list2(int,int, int,int);
extern av_list av_append(av_list, av_list);
extern av_list av_append1(av_list, int,int);
extern in_list in_cons(int,in_list, in_list);
extern in_list in_list1(int,in_list);
extern in_list in_list2(int,in_list, int,in_list);
extern in_list in_append(in_list, in_list);
extern in_list in_append1(in_list, int,in_list);
extern hash_list hash_cons(int,int,int,int, hash_list);
extern hash_list hash_list1(int,int,int,int);
extern hash_list hash_list2(int,int,int,int, int,int,int,int);
extern hash_list hash_append(hash_list, hash_list);
extern hash_list hash_append1(hash_list, int,int,int,int);
#define lattr(L) (L->attribute)
#define lval(L) (L->value)
typedef struct four_pieces_struct {
unsigned int pieces[4];
} four_pieces;
typedef struct four_entries_struct {
int entries[4];
} four_entries;
#define lb0(L) (((four_entries *)((L)->contents))->entries[0])
#define lb1(L) (((four_entries *)((L)->contents))->entries[1])
#define lb2(L) (((four_entries *)((L)->contents))->entries[2])
#define lb3(L) (((four_entries *)((L)->contents))->entries[3])
extern void init_queue(queue *);
extern void append_to_queue(queue *, void *);
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