rem: if (!robust_move(fname, backup_dir_buf)) {
add: if (robust_move(fname, backup_dir_buf) != 0) {
context: static int keep_backup(char *fname){	STRUCT_STAT st;	struct file_struct *file;	int kept = 0;	int ret_code;	/* return if no file to keep */#if SUPPORT_LINKS	if (do_lstat(fname, &st)) return 1;#else	if (do_stat(fname, &st)) return 1;#endif	file = make_file(fname, NULL, NO_EXCLUDES);	/* the file could have disappeared */	if (!file) return 1;	/* make a complete pathname for backup file */	if (stringjoin(backup_dir_buf + backup_dir_len, backup_dir_remainder,	    fname, backup_suffix, NULL) >= backup_dir_remainder) {		rprintf(FERROR, "keep_backup filename too long\n");		return 0;	}#ifdef HAVE_MKNOD	/* Check to see if this is a device file, or link */	if (IS_DEVICE(file->mode)) {		if (am_root && preserve_devices) {			make_bak_dir(backup_dir_buf);			if (do_mknod(backup_dir_buf, file->mode, file->u.rdev) != 0) {				rprintf(FERROR, "mknod %s failed: %s\n",					full_fname(backup_dir_buf), strerror(errno));			} else if (verbose > 2) {				rprintf(FINFO,					"make_backup: DEVICE %s successful.\n",					fname);			}		}		kept = 1;		do_unlink(fname);	}#endif	if (!kept && S_ISDIR(file->mode)) {		/* make an empty directory */		make_bak_dir(backup_dir_buf);		do_mkdir(backup_dir_buf, file->mode);		ret_code = do_rmdir(fname);		if (verbose > 2) {			rprintf(FINFO, "make_backup: RMDIR %s returns %i\n",				full_fname(fname), ret_code);		}		kept = 1;	}#if SUPPORT_LINKS	if (!kept && preserve_links && S_ISLNK(file->mode)) {		extern int safe_symlinks;		if (safe_symlinks && unsafe_symlink(file->u.link, backup_dir_buf)) {			if (verbose) {				rprintf(FINFO, "ignoring unsafe symlink %s -> %s\n",					full_fname(backup_dir_buf), file->u.link);			}			kept = 1;		}		make_bak_dir(backup_dir_buf);		if (do_symlink(file->u.link, backup_dir_buf) != 0) {			rprintf(FERROR, "link %s -> %s : %s\n",				full_fname(backup_dir_buf), file->u.link, strerror(errno));		}		do_unlink(fname);		kept = 1;	}#endif	if (!kept && !S_ISREG(file->mode)) {		rprintf(FINFO, "make_bak: skipping non-regular file %s\n",			fname);	}	/* move to keep tree if a file */	if (!kept) {		if (!robust_move(fname, backup_dir_buf)) {			rprintf(FERROR, "keep_backup failed: %s -> \"%s\": %s\n",				full_fname(fname), backup_dir_buf, strerror(errno));		}	}	set_perms(backup_dir_buf, file, NULL, 0);	free(file);	if (verbose > 1)		rprintf(FINFO, "keep_backup %s -> %s\n", fname, backup_dir_buf);	return 1;}