From 6b649aba925b6f7462da07599fe67ebb12a3460e Mon Sep 17 00:00:00 2001
From: Samuel Mimram <samuel.mimram@ens-lyon.org>
Date: Wed, 28 Jul 2004 21:54:47 +0000
Subject: Imported Upstream version 8.0pl1

---
 contrib/ring/g_ring.ml4 | 135 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 contrib/ring/g_ring.ml4

(limited to 'contrib/ring/g_ring.ml4')

diff --git a/contrib/ring/g_ring.ml4 b/contrib/ring/g_ring.ml4
new file mode 100644
index 00000000..f7c74c0b
--- /dev/null
+++ b/contrib/ring/g_ring.ml4
@@ -0,0 +1,135 @@
+(************************************************************************)
+(*  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 camlp4deps: "parsing/grammar.cma" i*)
+
+(* $Id: g_ring.ml4,v 1.4.2.1 2004/07/16 19:30:13 herbelin Exp $ *)
+
+open Quote
+open Ring
+
+TACTIC EXTEND Ring
+  [ "Ring" constr_list(l) ] -> [ polynom l ]
+END
+
+(* The vernac commands "Add Ring" and co *)
+
+let cset_of_constrarg_list l = 
+  List.fold_right ConstrSet.add (List.map constr_of l) ConstrSet.empty
+
+VERNAC COMMAND EXTEND AddRing
+  [ "Add" "Ring" 
+          constr(a) constr(aplus) constr(amult) constr(aone) constr(azero)
+          constr(aopp) constr(aeq) constr(t) "[" ne_constr_list(l) "]" ] 
+  -> [ add_theory true false false
+			 (constr_of a)
+			 None
+			 None
+			 None
+			 (constr_of aplus)
+			 (constr_of amult)
+			 (constr_of aone)
+			 (constr_of azero)
+			 (Some (constr_of aopp))
+			 (constr_of aeq)
+			 (constr_of t)
+			 (cset_of_constrarg_list l) ]
+
+| [ "Add" "Semi" "Ring" 
+      	  constr(a) constr(aplus) constr(amult) constr(aone) constr(azero)
+          constr(aeq) constr(t) "[" ne_constr_list(l) "]" ] 
+  -> [ add_theory false false false
+			 (constr_of a)
+			 None
+			 None
+			 None
+			 (constr_of aplus)
+			 (constr_of amult)
+			 (constr_of aone)
+			 (constr_of azero)
+			 None
+			 (constr_of aeq)
+			 (constr_of t)
+			 (cset_of_constrarg_list l) ]
+
+| [ "Add" "Abstract" "Ring" 
+    	  constr(a) constr(aplus) constr(amult) constr(aone)
+          constr(azero) constr(aopp) constr(aeq) constr(t) ] 
+  -> [ add_theory true true false
+			 (constr_of a)
+			 None
+			 None
+			 None
+			 (constr_of aplus)
+			 (constr_of amult)
+			 (constr_of aone)
+			 (constr_of azero)
+			 (Some (constr_of aopp))
+			 (constr_of aeq)
+			 (constr_of t)
+			 ConstrSet.empty ]
+
+| [ "Add" "Abstract" "Semi" "Ring" 
+          constr(a) constr(aplus) constr(amult) constr(aone)
+          constr(azero) constr(aeq) constr(t) ] 
+  -> [ add_theory false true false
+			 (constr_of a)
+			 None
+			 None
+			 None
+			 (constr_of aplus)
+			 (constr_of amult)
+			 (constr_of aone)
+			 (constr_of azero)
+			 None
+			 (constr_of aeq)
+			 (constr_of t)
+			 ConstrSet.empty ]
+
+| [ "Add" "Setoid" "Ring"
+      	  constr(a) constr(aequiv) constr(asetth) constr(aplus) constr(amult) 
+	  constr(aone) constr(azero) constr(aopp) constr(aeq) constr(pm)
+	  constr(mm) constr(om) constr(t) "[" ne_constr_list(l) "]" ] 
+  -> [ add_theory true false true
+			 (constr_of a)
+			 (Some (constr_of aequiv))
+			 (Some (constr_of asetth))
+			 (Some {
+			    plusm = (constr_of pm);
+			    multm = (constr_of mm);
+			    oppm = Some (constr_of om) })
+			 (constr_of aplus)
+			 (constr_of amult)
+			 (constr_of aone)
+			 (constr_of azero)
+			 (Some (constr_of aopp))
+			 (constr_of aeq)
+			 (constr_of t)
+			 (cset_of_constrarg_list l) ]
+
+| [ "Add" "Semi" "Setoid" "Ring" 
+          constr(a) constr(aequiv) constr(asetth) constr(aplus)
+	  constr(amult) constr(aone) constr(azero) constr(aeq) 
+          constr(pm) constr(mm) constr(t) "[" ne_constr_list(l) "]" ] 
+  -> [ add_theory false false true
+			 (constr_of a)
+			 (Some (constr_of aequiv))
+			 (Some (constr_of asetth))
+			 (Some {
+			    plusm = (constr_of pm);
+			    multm = (constr_of mm);
+			    oppm = None })
+			 (constr_of aplus)
+			 (constr_of amult)
+			 (constr_of aone)
+			 (constr_of azero)
+			 None
+			 (constr_of aeq)
+			 (constr_of t)
+			 (cset_of_constrarg_list l) ]
+END
-- 
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