/Parser/parser.h

http://unladen-swallow.googlecode.com/ · C++ Header · 42 lines · 32 code · 8 blank · 2 comment · 0 complexity · d0e470bc4ce9dbe6117c6b124c677127 MD5 · raw file 

    

  1. #ifndef Py_PARSER_H
    2. 

  2. #define Py_PARSER_H
    3. 

  3. #ifdef __cplusplus
    4. 

  4. extern "C" {
    5. 

  5. #endif
    6. 

  6. 

  7. 

  8. /* Parser interface */
    9. 

  9. 

  10. #define MAXSTACK 1500
    11. 

  11. 

  12. typedef struct {
    13. 

  13. 	int		 s_state;	/* State in current DFA */
    14. 

  14. 	dfa		*s_dfa;		/* Current DFA */
    15. 

  15. 	struct _node	*s_parent;	/* Where to add next node */
    16. 

  16. } stackentry;
    17. 

  17. 

  18. typedef struct {
    19. 

  19. 	stackentry	*s_top;		/* Top entry */
    20. 

  20. 	stackentry	 s_base[MAXSTACK];/* Array of stack entries */
    21. 

  21. 					/* NB The stack grows down */
    22. 

  22. } stack;
    23. 

  23. 

  24. typedef struct {
    25. 

  25. 	stack	 	p_stack;	/* Stack of parser states */
    26. 

  26. 	grammar		*p_grammar;	/* Grammar to use */
    27. 

  27. 	node		*p_tree;	/* Top of parse tree */
    28. 

  28. #ifdef PY_PARSER_REQUIRES_FUTURE_KEYWORD
    29. 

  29. 	unsigned long	p_flags;	/* see co_flags in Include/code.h */
    30. 

  30. #endif
    31. 

  31. } parser_state;
    32. 

  32. 

  33. parser_state *PyParser_New(grammar *g, int start);
    34. 

  34. void PyParser_Delete(parser_state *ps);
    35. 

  35. int PyParser_AddToken(parser_state *ps, int type, char *str, int lineno, int col_offset,
    36. 

  36.                       int *expected_ret);
    37. 

  37. void PyGrammar_AddAccelerators(grammar *g);
    38. 

  38. 

  39. #ifdef __cplusplus
    40. 

  40. }
    41. 

  41. #endif
    42. 

  42. #endif /* !Py_PARSER_H */
    43.