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v0.5.1
https://github.com/python/cpython
09 December 2020, 11:06:31 UTC
Revision f4c7c402d4944c3e1ff1a83925d5e11549ff4e36 authored by Barry Warsaw on 29 November 2004, 03:46:54 UTC, committed by Barry Warsaw on 29 November 2004, 03:46:54 UTC 
RFC 2822 describes the characters allowed in a header field name.  Conform to
 
this, and add test cases.
1 parent e48bad7
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Tip revision: f4c7c402d4944c3e1ff1a83925d5e11549ff4e36 authored by Barry Warsaw on 29 November 2004, 03:46:54 UTC
RFC 2822 describes the characters allowed in a header field name. Conform to
Tip revision: f4c7c40
parser.h 
#ifndef Py_PARSER_H
#define Py_PARSER_H
#ifdef __cplusplus
extern "C" {
#endif


/* Parser interface */

#define MAXSTACK 500

typedef struct {
	int		 s_state;	/* State in current DFA */
	dfa		*s_dfa;		/* Current DFA */
	struct _node	*s_parent;	/* Where to add next node */
} stackentry;

typedef struct {
	stackentry	*s_top;		/* Top entry */
	stackentry	 s_base[MAXSTACK];/* Array of stack entries */
					/* NB The stack grows down */
} stack;

typedef struct {
	stack	 	p_stack;	/* Stack of parser states */
	grammar		*p_grammar;	/* Grammar to use */
	node		*p_tree;	/* Top of parse tree */
#if 0 /* future keyword */
	int		p_generators;	/* 1 if yield is a keyword */
#endif
} parser_state;

parser_state *PyParser_New(grammar *g, int start);
void PyParser_Delete(parser_state *ps);
int PyParser_AddToken(parser_state *ps, int type, char *str, int lineno,
                      int *expected_ret);
void PyGrammar_AddAccelerators(grammar *g);

#ifdef __cplusplus
}
#endif
#endif /* !Py_PARSER_H */
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