541     s->match_length = s->prev_length = MIN_MATCH-1;  in lm_init()
954                 s->match_length = longest_match (s, hash_head);  in deflate_fast()
958         if (s->match_length >= MIN_MATCH) {  in deflate_fast()
959             check_match(s, s->strstart, s->match_start, s->match_length);  in deflate_fast()
962                                s->match_length - MIN_MATCH);  in deflate_fast()
964             s->lookahead -= s->match_length;  in deflate_fast()
969             if (s->match_length <= s->max_insert_length &&  in deflate_fast()
971                 s->match_length--; /* string at strstart already in hash table */  in deflate_fast()
978                 } while (--s->match_length != 0);  in deflate_fast()
981                 s->strstart += s->match_length;  in deflate_fast()
982                 s->match_length = 0;  in deflate_fast()
1042         s->prev_length = s->match_length, s->prev_match = s->match_start;  in deflate_slow()
1043         s->match_length = MIN_MATCH-1;  in deflate_slow()
1052                 s->match_length = longest_match (s, hash_head);  in deflate_slow()
1056             if (s->match_length <= 5 && (s->strategy == Z_FILTERED ||  in deflate_slow()
1057                  (s->match_length == MIN_MATCH &&  in deflate_slow()
1063                 s->match_length = MIN_MATCH-1;  in deflate_slow()
1069         if (s->prev_length >= MIN_MATCH && s->match_length <= s->prev_length) {  in deflate_slow()
1091             s->match_length = MIN_MATCH-1;  in deflate_slow()