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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: flags.ml 11309 2008-08-06 10:30:35Z herbelin $ i*)
let with_option o f x =
let old = !o in o:=true;
try let r = f x in o := old; r
with e -> o := old; raise e
let boot = ref false
let batch_mode = ref false
let debug = ref false
let print_emacs = ref false
let print_emacs_safechar = ref false
let term_quality = ref false
let xml_export = ref false
let dont_load_proofs = ref false
let raw_print = ref false
let unicode_syntax = ref false
(* Translate *)
let translate = ref false
let make_translate f = translate := f
let do_translate () = !translate
let translate_file = ref false
(* True only when interning from pp*new.ml *)
let translate_syntax = ref false
(* Silent / Verbose *)
let silent = ref false
let make_silent flag = silent := flag; ()
let is_silent () = !silent
let is_verbose () = not !silent
let silently f x =
let oldsilent = !silent in
try
silent := true;
let rslt = f x in
silent := oldsilent;
rslt
with e -> begin
silent := oldsilent; raise e
end
let if_silent f x = if !silent then f x
let if_verbose f x = if not !silent then f x
let hash_cons_proofs = ref true
let warn = ref true
let make_warn flag = warn := flag; ()
let if_warn f x = if !warn then f x
(* The number of printed hypothesis in a goal *)
let print_hyps_limit = ref (None : int option)
let set_print_hyps_limit n = print_hyps_limit := n
let print_hyps_limit () = !print_hyps_limit
(* A list of the areas of the system where "unsafe" operation
* has been requested *)
module Stringset = Set.Make(struct type t = string let compare = compare end)
let unsafe_set = ref Stringset.empty
let add_unsafe s = unsafe_set := Stringset.add s !unsafe_set
let is_unsafe s = Stringset.mem s !unsafe_set
(* Dump of globalization (to be used by coqdoc) *)
let dump = ref false
let dump_file = ref ""
let dump_into_file f = dump := true; dump_file := f
let dump_buffer = Buffer.create 8192
let dump_string = Buffer.add_string dump_buffer
let dump_it () =
if !dump then begin
let mode = [Open_wronly; Open_append; Open_creat] in
let c = open_out_gen mode 0o666 !dump_file in
output_string c (Buffer.contents dump_buffer);
close_out c
end
let _ = at_exit dump_it
(* Flags.for the virtual machine *)
let boxed_definitions = ref true
let set_boxed_definitions b = boxed_definitions := b
let boxed_definitions _ = !boxed_definitions
(* Flags.for external tools *)
let subst_command_placeholder s t =
let buff = Buffer.create (String.length s + String.length t) in
let i = ref 0 in
while (!i < String.length s) do
if s.[!i] = '%' & !i+1 < String.length s & s.[!i+1] = 's'
then (Buffer.add_string buff t;incr i)
else Buffer.add_char buff s.[!i];
incr i
done;
Buffer.contents buff
let browser_cmd_fmt =
try
let coq_netscape_remote_var = "COQREMOTEBROWSER" in
Sys.getenv coq_netscape_remote_var
with
Not_found -> Coq_config.browser
|
