+extern int max_delete;
+extern int force_delete;
+extern int one_file_system;
+extern struct stats stats;
+extern dev_t filesystem_dev;
+extern char *backup_dir;
+extern char *backup_suffix;
+extern int backup_suffix_len;
+extern struct file_list *the_file_list;
+extern struct filter_list_struct server_filter_list;
+
+int allowed_lull = 0;
+
+static int deletion_count = 0; /* used to implement --max-delete */
+
+
+static int is_backup_file(char *fn)
+{
+ int k = strlen(fn) - backup_suffix_len;
+ return k > 0 && strcmp(fn+k, backup_suffix) == 0;
+}
+
+
+/* Delete a file or directory. If DEL_FORCE_RECURSE is set in the flags, or if
+ * force_delete is set, this will delete recursively as long as DEL_NO_RECURSE
+ * is not set in the flags. */
+static int delete_item(char *fname, int mode, int flags)
+{
+ struct file_list *dirlist;
+ char buf[MAXPATHLEN];
+ int j, dlen, zap_dir, ok;
+ void *save_filters;
+
+ if (!S_ISDIR(mode)) {
+ if (max_delete && ++deletion_count > max_delete)
+ return 0;
+ if (make_backups && (backup_dir || !is_backup_file(fname)))
+ ok = make_backup(fname);
+ else
+ ok = robust_unlink(fname) == 0;
+ if (ok) {
+ if (!(flags & DEL_TERSE))
+ log_delete(fname, mode);
+ return 0;
+ }
+ if (errno == ENOENT) {
+ deletion_count--;
+ return 0;
+ }
+ rsyserr(FERROR, errno, "delete_file: unlink %s failed",
+ full_fname(fname));
+ return -1;
+ }
+
+ zap_dir = (flags & DEL_FORCE_RECURSE || (force_delete && recurse))
+ && !(flags & DEL_NO_RECURSE);
+ if ((max_delete && ++deletion_count > max_delete)
+ || (dry_run && zap_dir)) {
+ ok = 0;
+ errno = ENOTEMPTY;
+ } else if (make_backups && !backup_dir && !is_backup_file(fname)
+ && !(flags & DEL_FORCE_RECURSE))
+ ok = make_backup(fname);
+ else
+ ok = do_rmdir(fname) == 0;
+ if (ok) {
+ if (!(flags & DEL_TERSE))
+ log_delete(fname, mode);
+ return 0;
+ }
+ if (errno == ENOENT) {
+ deletion_count--;
+ return 0;
+ }
+ if (!zap_dir || (errno != ENOTEMPTY && errno != EEXIST)) {
+ rsyserr(FERROR, errno, "delete_file: rmdir %s failed",
+ full_fname(fname));
+ return -1;
+ }
+ flags |= DEL_FORCE_RECURSE; /* mark subdir dels as not "in the way" */
+ deletion_count--;
+
+ dlen = strlcpy(buf, fname, MAXPATHLEN);
+ save_filters = push_local_filters(buf, dlen);
+
+ dirlist = get_dirlist(buf, dlen, 0);
+ for (j = dirlist->count; j--; ) {
+ struct file_struct *fp = dirlist->files[j];
+
+ if (fp->flags & FLAG_MOUNT_POINT)
+ continue;
+
+ f_name_to(fp, buf);
+ if (delete_item(buf, fp->mode, flags & ~DEL_TERSE) != 0) {
+ flist_free(dirlist);
+ return -1;
+ }
+ }
+ flist_free(dirlist);
+
+ pop_local_filters(save_filters);
+
+ if (max_delete && ++deletion_count > max_delete)
+ return 0;
+
+ if (do_rmdir(fname) == 0) {
+ if (!(flags & DEL_TERSE))
+ log_delete(fname, mode);
+ } else if (errno != ENOTEMPTY && errno != ENOENT) {
+ rsyserr(FERROR, errno, "delete_file: rmdir %s failed",
+ full_fname(fname));
+ return -1;
+ }