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