cpython/Parser/parser.h

49 lines
1.3 KiB
C
Raw Normal View History

#ifndef Py_PARSER_H
#define Py_PARSER_H
#ifdef __cplusplus
extern "C" {
#endif
1991-02-19 08:39:46 -04:00
/***********************************************************
2000-06-30 20:50:40 -03:00
Copyright (c) 2000, BeOpen.com.
Copyright (c) 1995-2000, Corporation for National Research Initiatives.
Copyright (c) 1990-1995, Stichting Mathematisch Centrum.
All rights reserved.
1996-10-25 11:44:06 -03:00
2000-06-30 20:50:40 -03:00
See the file "Misc/COPYRIGHT" for information on usage and
redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
1991-02-19 08:39:46 -04:00
******************************************************************/
1990-10-14 09:07:46 -03:00
/* Parser interface */
#define MAXSTACK 500
1990-10-14 09:07:46 -03:00
1994-08-30 05:27:36 -03:00
typedef struct {
1990-10-14 09:07:46 -03:00
int s_state; /* State in current DFA */
dfa *s_dfa; /* Current DFA */
1990-12-20 11:06:42 -04:00
struct _node *s_parent; /* Where to add next node */
1990-10-14 09:07:46 -03:00
} stackentry;
1994-08-30 05:27:36 -03:00
typedef struct {
1990-10-14 09:07:46 -03:00
stackentry *s_top; /* Top entry */
stackentry s_base[MAXSTACK];/* Array of stack entries */
/* NB The stack grows down */
} stack;
typedef struct {
1994-08-30 05:27:36 -03:00
stack p_stack; /* Stack of parser states */
grammar *p_grammar; /* Grammar to use */
node *p_tree; /* Top of parse tree */
1990-10-14 09:07:46 -03:00
} parser_state;
1997-04-29 18:03:06 -03:00
parser_state *PyParser_New Py_PROTO((grammar *g, int start));
void PyParser_Delete Py_PROTO((parser_state *ps));
int PyParser_AddToken
Py_PROTO((parser_state *ps, int type, char *str, int lineno));
void PyGrammar_AddAccelerators Py_PROTO((grammar *g));
#ifdef __cplusplus
}
#endif
#endif /* !Py_PARSER_H */