diff options
Diffstat (limited to 'apropos_db.h')
| -rw-r--r-- | apropos_db.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/apropos_db.h b/apropos_db.h index 9af530a6..31a6b780 100644 --- a/apropos_db.h +++ b/apropos_db.h @@ -36,6 +36,18 @@ struct res { * searched for manual page databases. */ unsigned int volume; + /* + * The following fields are used internally. + * + * Maintain a binary tree for checking the uniqueness of `rec' + * when adding elements to the results array. + * Since the results array is dynamic, use offset in the array + * instead of a pointer to the structure. + */ + int lhs; + int rhs; + int matched; /* expression is true */ + int *matches; /* partial truth evaluations */ }; struct opts { @@ -47,11 +59,13 @@ __BEGIN_DECLS struct expr; -int apropos_search(int, char **, const struct opts *, - const struct expr *, size_t, void *, +int apropos_search(int, char **, const struct opts *, + const struct expr *, size_t, + void *, size_t *, struct res **, void (*)(struct res *, size_t, void *)); struct expr *exprcomp(int, char *[], size_t *); void exprfree(struct expr *); +void resfree(struct res *, size_t); struct expr *termcomp(int, char *[], size_t *); __END_DECLS |