cpython/Parser/parser.h

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#ifndef Py_PARSER_H
#define Py_PARSER_H
#ifdef __cplusplus
extern "C" {
#endif
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/***********************************************************
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Copyright (c) 2000, BeOpen.com.
Copyright (c) 1995-2000, Corporation for National Research Initiatives.
Copyright (c) 1990-1995, Stichting Mathematisch Centrum.
All rights reserved.
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See the file "Misc/COPYRIGHT" for information on usage and
redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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******************************************************************/
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/* Parser interface */
#define MAXSTACK 500
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typedef struct {
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int s_state; /* State in current DFA */
dfa *s_dfa; /* Current DFA */
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struct _node *s_parent; /* Where to add next node */
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} stackentry;
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typedef struct {
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stackentry *s_top; /* Top entry */
stackentry s_base[MAXSTACK];/* Array of stack entries */
/* NB The stack grows down */
} stack;
typedef struct {
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stack p_stack; /* Stack of parser states */
grammar *p_grammar; /* Grammar to use */
node *p_tree; /* Top of parse tree */
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} 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 */