8 /* the index from which offsets array is invalid */
12 struct src
*src_from_file(char *filename
);
13 struct src
*src_copy(struct src
*src
);
14 void src_free(struct src
*src
);
16 void src_delete(struct src
*src
, long from
, long to
);
17 void src_insert(struct src
*src
, long offset
, char *s
);
19 void src_print_diffs(struct src
*src1
, struct src
*src2
, char *filename
);