File: check_stat.ml

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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        *)
(************************************************************************)

open Pp
open Util
open System
open Flags
open Names
open Term
open Declarations
open Environ

let memory_stat = ref false

let print_memory_stat () = 
  if !memory_stat then begin
    Format.printf "total heap size = %d kbytes\n" (heap_size_kb ());
    Format.print_newline();
    flush_all()
  end

let output_context = ref false

let pr_engt = function
    Some ImpredicativeSet ->
      str "Theory: Set is impredicative"
  | None ->
      str "Theory: Set is predicative"

let cst_filter f csts =
  Cmap.fold
    (fun c ce acc -> if f c ce then c::acc else acc)
    csts []

let is_ax _ cb = cb.const_body = None 

let pr_ax csts =
  let axs = cst_filter is_ax csts in
  if axs = [] then
    str "Axioms: <none>"
  else
    hv 2 (str "Axioms:" ++ fnl() ++ prlist_with_sep fnl Indtypes.prcon axs)

let print_context env =
  if !output_context then begin
    let
      {env_globals=
        {env_constants=csts; env_inductives=inds;
         env_modules=mods; env_modtypes=mtys};
       env_stratification=
        {env_universes=univ; env_engagement=engt}} = env in
    msgnl(hov 0
      (fnl() ++ str"CONTEXT SUMMARY" ++ fnl() ++
      str"===============" ++ fnl() ++ fnl() ++
      str "* " ++ hov 0 (pr_engt engt ++ fnl()) ++ fnl() ++
      str "* " ++ hov 0 (pr_ax csts) ++
      fnl()))
  end

let stats () =
  print_context (Safe_typing.get_env());
  print_memory_stat ()