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(***********************************************************************)
(* *)
(* OCaml *)
(* *)
(* Valerie Menissier-Morain, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* en Automatique. All rights reserved. This file is distributed *)
(* under the terms of the GNU Library General Public License, with *)
(* the special exception on linking described in file ../../LICENSE. *)
(* *)
(***********************************************************************)
open Arith_flags;;
let get_error_when_null_denominator () =
!error_when_null_denominator_flag
and set_error_when_null_denominator choice =
error_when_null_denominator_flag := choice;;
let get_normalize_ratio () = !normalize_ratio_flag
and set_normalize_ratio choice = normalize_ratio_flag := choice;;
let get_normalize_ratio_when_printing () =
!normalize_ratio_when_printing_flag
and set_normalize_ratio_when_printing choice =
normalize_ratio_when_printing_flag := choice;;
let get_floating_precision () = !floating_precision
and set_floating_precision i = floating_precision := i;;
let get_approx_printing () = !approx_printing_flag
and set_approx_printing b = approx_printing_flag := b;;
let arith_print_string s = print_string s; print_string " --> ";;
let arith_print_bool = function
true -> print_string "ON"
| _ -> print_string "OFF"
;;
let arith_status () =
print_newline ();
arith_print_string
"Normalization during computation";
arith_print_bool (get_normalize_ratio ());
print_newline ();
print_string " (returned by get_normalize_ratio ())";
print_newline ();
print_string " (modifiable with set_normalize_ratio <your choice>)";
print_newline ();
print_newline ();
arith_print_string
"Normalization when printing";
arith_print_bool (get_normalize_ratio_when_printing ());
print_newline ();
print_string
" (returned by get_normalize_ratio_when_printing ())";
print_newline ();
print_string
" (modifiable with set_normalize_ratio_when_printing <your choice>)";
print_newline ();
print_newline ();
arith_print_string
"Floating point approximation when printing rational numbers";
arith_print_bool (get_approx_printing ());
print_newline ();
print_string
" (returned by get_approx_printing ())";
print_newline ();
print_string
" (modifiable with set_approx_printing <your choice>)";
print_newline ();
(if (get_approx_printing ())
then (print_string " Default precision = ";
print_int (get_floating_precision ());
print_newline ();
print_string " (returned by get_floating_precision ())";
print_newline ();
print_string
" (modifiable with set_floating_precision <your choice>)";
print_newline ();
print_newline ())
else print_newline());
arith_print_string
"Error when a rational denominator is null";
arith_print_bool (get_error_when_null_denominator ());
print_newline ();
print_string " (returned by get_error_when_null_denominator ())";
print_newline ();
print_string
" (modifiable with set_error_when_null_denominator <your choice>)";
print_newline ()
;;
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