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- #ifndef GRASS_BTREE_H
- #define GRASS_BTREE_H
- typedef struct
- {
- void *key;
- void *data;
- int left;
- int right;
- } BTREE_NODE;
- typedef struct
- {
- BTREE_NODE *node; /* tree of values */
- int tlen; /* allocated tree size */
- int N; /* number of actual nodes in tree */
- int incr; /* number of nodes to add at a time */
- int cur;
- int (*cmp) (const void *, const void *); /* routine to compare keys */
- } BTREE;
- #include <grass/defs/btree.h>
- #endif
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