(* wrappi
 * Copyright (C) 2011 Red Hat Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *)

val failwithf : ('a, unit, string, 'b) format4 -> 'a
(** Like [failwith] but supports printf-like arguments. *)

val files_equal : string -> string -> bool
(** [files_equal filename1 filename2] returns true if the files contain
    the same content. *)

val count_chars : char -> string -> int
(** Count number of times the character occurs in string. *)