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(************************************************************************)
(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(*   \VV/  **************************************************************)
(*    //   *      This file is distributed under the terms of the       *)
(*         *       GNU Lesser General Public License Version 2.1        *)
(************************************************************************)

(*i $Id$ i*)

(*i*)
open Pp_control
(*i*)

(* Pretty-printers. *)

type ppcmd

type std_ppcmds = ppcmd Stream.t

(*s Formatting commands. *)

val str  : string -> std_ppcmds
val stras : int * string -> std_ppcmds
val brk : int * int -> std_ppcmds
val tbrk : int * int -> std_ppcmds
val tab : unit -> std_ppcmds
val fnl : unit -> std_ppcmds
val pifb : unit -> std_ppcmds
val ws : int -> std_ppcmds
val mt : unit -> std_ppcmds

val comment : int -> std_ppcmds
val comments : ((int * int) * string) list ref

(*s Concatenation. *)

val (++) : std_ppcmds -> std_ppcmds -> std_ppcmds

(*s Derived commands. *)

val spc : unit -> std_ppcmds
val cut : unit -> std_ppcmds
val align : unit -> std_ppcmds
val int : int -> std_ppcmds
val real : float -> std_ppcmds
val bool : bool -> std_ppcmds
val qstring : string -> std_ppcmds
val qs : string -> std_ppcmds

(*s Boxing commands. *)

val h : int -> std_ppcmds -> std_ppcmds
val v : int -> std_ppcmds -> std_ppcmds
val hv : int -> std_ppcmds -> std_ppcmds
val hov : int -> std_ppcmds -> std_ppcmds
val t : std_ppcmds -> std_ppcmds

(*s Opening and closing of boxes. *)

val hb : int -> std_ppcmds
val vb : int -> std_ppcmds
val hvb : int -> std_ppcmds
val hovb : int -> std_ppcmds
val tb : unit -> std_ppcmds
val close : unit -> std_ppcmds
val tclose : unit -> std_ppcmds

(*s Pretty-printing functions \emph{without flush}. *)

val pp_with : Format.formatter -> std_ppcmds -> unit
val ppnl_with : Format.formatter -> std_ppcmds -> unit
val warning_with : Format.formatter -> string -> unit
val warn_with : Format.formatter -> std_ppcmds -> unit
val pp_flush_with : Format.formatter -> unit -> unit

(*s Pretty-printing functions \emph{with flush}. *)

val msg_with : Format.formatter -> std_ppcmds -> unit
val msgnl_with : Format.formatter -> std_ppcmds -> unit


(*s The following functions are instances of the previous ones on
  [std_ft] and [err_ft]. *)

(*s Pretty-printing functions \emph{without flush} on [stdout] and [stderr]. *)

val pp : std_ppcmds -> unit
val ppnl : std_ppcmds -> unit
val pperr : std_ppcmds -> unit
val pperrnl : std_ppcmds -> unit
val message : string -> unit       (* = pPNL *)
val warning : string -> unit
val warn : std_ppcmds -> unit
val pp_flush : unit -> unit
val flush_all: unit -> unit

(*s Pretty-printing functions \emph{with flush} on [stdout] and [stderr]. *)

val msg : std_ppcmds -> unit
val msgnl : std_ppcmds -> unit
val msgerr : std_ppcmds -> unit
val msgerrnl : std_ppcmds -> unit
val msg_warning : std_ppcmds -> unit