rem: if (strlen(backup_dir) + strlen(fname) > (MAXPATHLEN - 1)) { rprintf (FERROR, "keep_backup filename too long\n"); return 0; } slprintf(keep_name, sizeof (keep_name), "%s/%s", backup_dir, fname);
add: if (strlen(backup_dir) + strlen(fname) > (MAXPATHLEN - 1)) { rprintf (FERROR, "keep_backup filename too long\n"); return 0; }
context: static int keep_backup(char *fname){	static int initialised;	char keep_name [MAXPATHLEN];	STRUCT_STAT st;	struct file_struct *file;	if (!initialised) {		if (backup_dir[strlen(backup_dir) - 1] == '/')			backup_dir[strlen(backup_dir) - 1] = 0;		if (verbose > 0)			rprintf (FINFO, "backup_dir is %s\n", backup_dir);		initialised = 1;	}	/* 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 (0, fname);	/* make a complete pathname for backup file */	if (strlen(backup_dir) + strlen(fname) > (MAXPATHLEN - 1)) {		rprintf (FERROR, "keep_backup filename too long\n");		return 0;	}	slprintf(keep_name, sizeof (keep_name), "%s/%s", backup_dir, fname);	if (!S_ISDIR(file->mode)) {	/* move to keep tree if a file */		if (!robust_move (fname, keep_name))			rprintf(FERROR, "keep_backup failed %s -> %s : %s\n",				fname, keep_name, strerror(errno));	} else {	/* this bit only used to "keep" empty directories */		/* make the parent directories */		make_dir (keep_name, 0755);		/* now make the (empty) directory */		do_mkdir (keep_name, file->mode);		if (verbose > 1)			rprintf (FINFO, "keep_backup: made empty dir: %s\n",				keep_name);	}	set_perms (keep_name, file, NULL, 0);	free_file (file);	free (file);	if (verbose > 1)		rprintf (FINFO, "keep_backup %s -> %s\n", fname, keep_name);	return 1;} /* keep_backup */