From e0d682ec25282a348d35c5b169abafec48555690 Mon Sep 17 00:00:00 2001
From: Stephane Glondu <steph@glondu.net>
Date: Mon, 20 Aug 2012 18:27:01 +0200
Subject: Imported Upstream version 8.4dfsg

---
 proofs/proof.ml | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'proofs/proof.ml')

diff --git a/proofs/proof.ml b/proofs/proof.ml
index 996a895f..a4e556c5 100644
--- a/proofs/proof.ml
+++ b/proofs/proof.ml
@@ -1,6 +1,6 @@
 (************************************************************************)
 (*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
-(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2010     *)
+(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2012     *)
 (*   \VV/  **************************************************************)
 (*    //   *      This file is distributed under the terms of the       *)
 (*         *       GNU Lesser General Public License Version 2.1        *)
@@ -149,12 +149,26 @@ type proof = { (* current proof_state *)
 
 (*** General proof functions ***)
 
+let proof { state = p } =
+  let (goals,sigma) = Proofview.proofview p.proofview in
+  (* spiwack: beware, the bottom of the stack is used by [Proof]
+     internally, and should not be exposed. *)
+  let rec map_minus_one f = function
+    | [] -> assert false
+    | [_] -> []
+    | a::l -> f a :: (map_minus_one f l)
+  in
+  let stack =
+    map_minus_one (fun (_,_,c) -> Proofview.focus_context c) p.focus_stack
+  in
+  (goals,stack,sigma)
+
 let rec unroll_focus pv = function
   | (_,_,ctx)::stk -> unroll_focus (Proofview.unfocus ctx pv) stk
   | [] -> pv
 
 (* spiwack: a proof is considered completed even if its still focused, if the focus
-                   doesn't hide any goal.
+   doesn't hide any goal.
    Unfocusing is handled in {!return}. *)
 let is_done p =
   Proofview.finished p.state.proofview && 
-- 
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