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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
open Xml_datatype
type level =
| Debug
| Info
| Notice
| Warning
| Error
type edit_id = int
type state_id = Stateid.t
type edit_or_state_id = Edit of edit_id | State of state_id
type route_id = int
type feedback_content =
| Processed
| Incomplete
| Complete
| ErrorMsg of Loc.t * string
| ProcessingIn of string
| InProgress of int
| WorkerStatus of string * string
| Goals of Loc.t * string
| AddedAxiom
| GlobRef of Loc.t * string * string * string * string
| GlobDef of Loc.t * string * string * string
| FileDependency of string option * string
| FileLoaded of string * string
(* Extra metadata *)
| Custom of Loc.t * string * xml
(* Old generic messages *)
| Message of level * Richpp.richpp
type feedback = {
id : edit_or_state_id;
contents : feedback_content;
route : route_id;
}
let default_route = 0
(** Feedback and logging *)
open Pp
open Pp_control
type logger = level -> std_ppcmds -> unit
let msgnl_with fmt strm = msg_with fmt (strm ++ fnl ())
let msgnl strm = msgnl_with !std_ft strm
(* XXX: This is really painful! *)
module Emacs = struct
(* Special chars for emacs, to detect warnings inside goal output *)
let emacs_quote_start = String.make 1 (Char.chr 254)
let emacs_quote_end = String.make 1 (Char.chr 255)
let emacs_quote_err g =
hov 0 (str emacs_quote_start ++ g ++ str emacs_quote_end)
let emacs_quote_info_start = "<infomsg>"
let emacs_quote_info_end = "</infomsg>"
let emacs_quote_info g =
hov 0 (str emacs_quote_info_start++ brk(0,0) ++ g ++ brk(0,0) ++ str emacs_quote_info_end)
end
open Emacs
let dbg_str = str "Debug:" ++ spc ()
let info_str = mt ()
let warn_str = str "Warning:" ++ spc ()
let err_str = str "Error:" ++ spc ()
let make_body quoter info s = quoter (hov 0 (info ++ s))
(* Generic logger *)
let gen_logger dbg err level msg = match level with
| Debug -> msgnl (make_body dbg dbg_str msg)
| Info -> msgnl (make_body dbg info_str msg)
| Notice -> msgnl msg
| Warning -> Flags.if_warn (fun () ->
msgnl_with !err_ft (make_body err warn_str msg)) ()
| Error -> msgnl_with !err_ft (make_body err err_str msg)
(** Standard loggers *)
let std_logger = gen_logger (fun x -> x) (fun x -> x)
(* Color logger *)
let color_terminal_logger level strm =
let msg = Ppstyle.color_msg in
match level with
| Debug -> msg ~header:("Debug", Ppstyle.debug_tag) !std_ft strm
| Info -> msg !std_ft strm
| Notice -> msg !std_ft strm
| Warning ->
let header = ("Warning", Ppstyle.warning_tag) in
Flags.if_warn (fun () -> msg ~header !err_ft strm) ()
| Error -> msg ~header:("Error", Ppstyle.error_tag) !err_ft strm
(* Rules for emacs:
- Debug/info: emacs_quote_info
- Warning/Error: emacs_quote_err
- Notice: unquoted
*)
let emacs_logger = gen_logger emacs_quote_info emacs_quote_err
let logger = ref std_logger
let set_logger l = logger := l
let msg_info x = !logger Info x
let msg_notice x = !logger Notice x
let msg_warning x = !logger Warning x
let msg_error x = !logger Error x
let msg_debug x = !logger Debug x
(** Feeders *)
let feeder = ref ignore
let set_feeder f = feeder := f
let feedback_id = ref (Edit 0)
let feedback_route = ref default_route
let set_id_for_feedback ?(route=default_route) i =
feedback_id := i; feedback_route := route
let feedback ?id ?route what =
!feeder {
contents = what;
route = Option.default !feedback_route route;
id = Option.default !feedback_id id;
}
let feedback_logger lvl msg =
feedback ~route:!feedback_route ~id:!feedback_id
(Message (lvl, Richpp.richpp_of_pp msg))
(* Output to file *)
let ft_logger old_logger ft level mesg =
let id x = x in
match level with
| Debug -> msgnl_with ft (make_body id dbg_str mesg)
| Info -> msgnl_with ft (make_body id info_str mesg)
| Notice -> msgnl_with ft mesg
| Warning -> old_logger level mesg
| Error -> old_logger level mesg
let with_output_to_file fname func input =
let old_logger = !logger in
let channel = open_out (String.concat "." [fname; "out"]) in
logger := ft_logger old_logger (Format.formatter_of_out_channel channel);
try
let output = func input in
logger := old_logger;
close_out channel;
output
with reraise ->
let reraise = Backtrace.add_backtrace reraise in
logger := old_logger;
close_out channel;
Exninfo.iraise reraise
|
