cpython/Parser/parser.h at pythoncapi · pythoncapi/cpython · GitHub

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#ifndef Py_PARSER_H

#define Py_PARSER_H

#ifdef __cplusplus

extern "C" {

#endif

/* Parser interface */

#define MAXSTACK 1500

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 */

#ifdef PY_PARSER_REQUIRES_FUTURE_KEYWORD

unsigned long p_flags; /* see co_flags in Include/code.h */

#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 col_offset,

int *expected_ret);

void PyGrammar_AddAccelerators(grammar *g);

#ifdef __cplusplus

}

#endif

#endif /* !Py_PARSER_H */

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