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(* $Id$ *)
open Names
open Univ
open Generic
open Term
open Sign
type lazy_constant_value =
| Cooked of constr
| Recipe of (unit -> constr)
type constant_value = lazy_constant_value ref
type constant_body = {
const_kind : path_kind;
const_body : constant_value option;
const_type : typed_type;
const_hyps : typed_type signature;
const_constraints : constraints;
mutable const_opaque : bool }
let is_defined cb =
match cb.const_body with Some _ -> true | _ -> false
let is_opaque cb = cb.const_opaque
let cook_constant = function
| { contents = Cooked c } -> c
| { contents = Recipe f } as v -> let c = f () in v := Cooked c; c
type constant_entry = {
const_entry_body : lazy_constant_value;
const_entry_type : constr option }
|