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(* *********************************************************************)
(* *)
(* The Compcert verified compiler *)
(* *)
(* Xavier Leroy, INRIA Paris-Rocquencourt *)
(* *)
(* Copyright Institut National de Recherche en Informatique et en *)
(* Automatique. All rights reserved. This file is distributed *)
(* 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 file is also distributed *)
(* under the terms of the INRIA Non-Commercial License Agreement. *)
(* *)
(* *********************************************************************)
(* Management of errors and warnings *)
open Format
let warn_error = ref false
let num_errors = ref 0
let num_warnings = ref 0
let reset () = num_errors := 0; num_warnings := 0
exception Abort
(* [fatal_error_raw] is identical to [fatal_error], except it uses [Printf]
to print its message, as opposed to [Format], and does not automatically
introduce indentation and a final dot into the message. This is useful
for multi-line messages. *)
let fatal_error_raw fmt =
incr num_errors;
Printf.kfprintf
(fun _ -> raise Abort)
stderr
(fmt ^^ "Fatal error; compilation aborted.\n%!")
let fatal_error fmt =
incr num_errors;
kfprintf
(fun _ -> raise Abort)
err_formatter
("@[<hov 2>" ^^ fmt ^^ ".@]@.@[<hov 0>Fatal error; compilation aborted.@]@.")
let error fmt =
incr num_errors;
eprintf ("@[<hov 2>" ^^ fmt ^^ ".@]@.")
let warning fmt =
incr num_warnings;
eprintf ("@[<hov 2>" ^^ fmt ^^ ".@]@.")
let info fmt =
eprintf ("@[<hov 2>" ^^ fmt ^^ ".@]@.")
let check_errors () =
if !num_errors > 0 then
eprintf "@[<hov 0>%d error%s detected.@]@."
!num_errors
(if !num_errors = 1 then "" else "s");
if !warn_error && !num_warnings > 0 then
eprintf "@[<hov 0>%d error-enabled warning%s detected.@]@."
!num_warnings
(if !num_warnings = 1 then "" else "s");
!num_errors > 0 || (!warn_error && !num_warnings > 0)
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