+
+ if (mapbuf)
+ unmap_file(mapbuf);
+}
+
+
+/* Try to find a filename in the same dir as "fname" with a similar name. */
+static int find_fuzzy(struct file_struct *file, struct file_list *dirlist)
+{
+ int fname_len, fname_suf_len;
+ const char *fname_suf, *fname = file->basename;
+ uint32 lowest_dist = 25 << 16; /* ignore a distance greater than 25 */
+ int j, lowest_j = -1;
+
+ fname_len = strlen(fname);
+ fname_suf = find_filename_suffix(fname, fname_len, &fname_suf_len);
+
+ for (j = 0; j < dirlist->count; j++) {
+ struct file_struct *fp = dirlist->files[j];
+ const char *suf, *name;
+ int len, suf_len;
+ uint32 dist;
+
+ if (!S_ISREG(fp->mode) || !fp->length
+ || fp->flags & FLAG_NO_FUZZY)
+ continue;
+
+ name = fp->basename;
+
+ if (fp->length == file->length
+ && cmp_modtime(fp->modtime, file->modtime) == 0) {
+ if (verbose > 4) {
+ rprintf(FINFO,
+ "fuzzy size/modtime match for %s\n",
+ name);
+ }
+ return j;
+ }
+
+ len = strlen(name);
+ suf = find_filename_suffix(name, len, &suf_len);
+
+ dist = fuzzy_distance(name, len, fname, fname_len);
+ /* Add some extra weight to how well the suffixes match. */
+ dist += fuzzy_distance(suf, suf_len, fname_suf, fname_suf_len)
+ * 10;
+ if (verbose > 4) {
+ rprintf(FINFO, "fuzzy distance for %s = %d.%05d\n",
+ name, (int)(dist>>16), (int)(dist&0xFFFF));
+ }
+ if (dist <= lowest_dist) {
+ lowest_dist = dist;
+ lowest_j = j;
+ }
+ }
+
+ return lowest_j;
+}
+
+void check_for_finished_hlinks(int itemizing, enum logcode code)
+{
+ struct file_struct *file;
+ int ndx;
+
+ while ((ndx = get_hlink_num()) != -1) {
+ if (ndx < 0 || ndx >= the_file_list->count)
+ continue;
+
+ file = the_file_list->files[ndx];
+ if (!file->link_u.links)
+ continue;
+
+ hard_link_cluster(file, ndx, itemizing, code);
+ }
+}
+
+/* This is only called for regular files. We return -2 if we've finished
+ * handling the file, -1 if no dest-linking occurred, or a non-negative
+ * value if we found an alternate basis file. */
+static int try_dests_reg(struct file_struct *file, char *fname, int ndx,
+ char *cmpbuf, STRUCT_STAT *stp, int itemizing,
+ int maybe_ATTRS_REPORT, enum logcode code)
+{
+ int best_match = -1;
+ int match_level = 0;
+ int j = 0;
+
+ do {
+ pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
+ if (link_stat(cmpbuf, stp, 0) < 0 || !S_ISREG(stp->st_mode))
+ continue;
+ switch (match_level) {
+ case 0:
+ best_match = j;
+ match_level = 1;
+ /* FALL THROUGH */
+ case 1:
+ if (!unchanged_file(cmpbuf, file, stp))
+ continue;
+ best_match = j;
+ match_level = 2;
+ /* FALL THROUGH */
+ case 2:
+ if (!unchanged_attrs(file, stp))
+ continue;
+ if ((always_checksum || ignore_times)
+ && cmp_modtime(stp->st_mtime, file->modtime))
+ continue;
+ best_match = j;
+ match_level = 3;
+ break;
+ }
+ break;
+ } while (basis_dir[++j] != NULL);
+
+ if (!match_level)
+ return -1;
+
+ if (j != best_match) {
+ j = best_match;
+ pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
+ if (link_stat(cmpbuf, stp, 0) < 0)
+ match_level = 0;
+ }
+
+#ifdef HAVE_LINK
+ if (match_level == 3 && !copy_dest) {
+ if (link_dest) {
+ if (hard_link_one(file, ndx, fname, 0, stp,
+ cmpbuf, 1,
+ itemizing && verbose > 1,
+ code) < 0)
+ goto try_a_copy;
+ if (preserve_hard_links && file->link_u.links)
+ hard_link_cluster(file, ndx, itemizing, code);
+ } else if (itemizing)
+ itemize(file, ndx, 0, stp, 0, 0, NULL);
+ if (verbose > 1 && maybe_ATTRS_REPORT) {
+ code = daemon_log_format_has_i || dry_run
+ ? FCLIENT : FINFO;
+ rprintf(code, "%s is uptodate\n", fname);
+ }
+ return -2;
+ }
+#endif
+
+ if (match_level >= 2) {
+ try_a_copy: /* Copy the file locally. */
+ if (copy_file(cmpbuf, fname, file->mode) < 0) {
+ if (verbose) {
+ rsyserr(FINFO, errno, "copy_file %s => %s",
+ full_fname(cmpbuf), fname);
+ }
+ return -1;
+ }
+ if (itemizing)
+ itemize(file, ndx, 0, stp, ITEM_LOCAL_CHANGE, 0, NULL);
+ set_file_attrs(fname, file, NULL, 0);
+ if (maybe_ATTRS_REPORT
+ && ((!itemizing && verbose && match_level == 2)
+ || (verbose > 1 && match_level == 3))) {
+ code = daemon_log_format_has_i || dry_run
+ ? FCLIENT : FINFO;
+ rprintf(code, "%s%s\n", fname,
+ match_level == 3 ? " is uptodate" : "");
+ }
+ if (preserve_hard_links && file->link_u.links)
+ hard_link_cluster(file, ndx, itemizing, code);
+ return -2;
+ }
+
+ return FNAMECMP_BASIS_DIR_LOW + j;