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37 lines
804 B
37 lines
804 B
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/* Parse tree node interface */ |
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#ifndef Py_NODE_H |
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#define Py_NODE_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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typedef struct _node { |
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short n_type; |
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char *n_str; |
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int n_lineno; |
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int n_nchildren; |
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struct _node *n_child; |
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} node; |
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PyAPI_FUNC(node *) PyNode_New(int type); |
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PyAPI_FUNC(int) PyNode_AddChild(node *n, int type, |
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char *str, int lineno); |
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PyAPI_FUNC(void) PyNode_Free(node *n); |
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/* Node access functions */ |
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#define NCH(n) ((n)->n_nchildren) |
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#define CHILD(n, i) (&(n)->n_child[i]) |
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#define TYPE(n) ((n)->n_type) |
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#define STR(n) ((n)->n_str) |
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/* Assert that the type of a node is what we expect */ |
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#define REQ(n, type) assert(TYPE(n) == (type)) |
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PyAPI_FUNC(void) PyNode_ListTree(node *); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* !Py_NODE_H */
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