All the equalityTactics have now been ported to use both the equality of

[helm.git] / helm / ocaml / cic / libraryObjects.ml

diff --git a/helm/ocaml/cic/libraryObjects.ml b/helm/ocaml/cic/libraryObjects.ml
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+++ b/helm/ocaml/cic/libraryObjects.ml
@@ -0,0 +1,59 @@
+(* Copyright (C) 2005, HELM Team.
+ * 
+ * This file is part of HELM, an Hypertextual, Electronic
+ * Library of Mathematics, developed at the Computer Science
+ * Department, University of Bologna, Italy.
+ * 
+ * HELM is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * 
+ * HELM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HELM; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA  02111-1307, USA.
+ * 
+ * For details, see the HELM World-Wide-Web page,
+ * http://helm.cs.unibo.it/
+ *)
+
+(*CSC: how can we choose between the two libraries? *)
+let eq_URI =
+ MatitaLibraryObjects.Equality.eq_URI
+
+let is_eq_URI uri =
+ UriManager.eq uri HelmLibraryObjects.Logic.eq_URI ||
+ UriManager.eq uri MatitaLibraryObjects.Equality.eq_URI
+
+exception Not_recognized;;
+
+let something_URI coq matita ~eq =
+ if UriManager.eq eq HelmLibraryObjects.Logic.eq_URI then coq
+ else if UriManager.eq eq MatitaLibraryObjects.Equality.eq_URI then matita
+ else raise Not_found
+
+let eq_ind_URI =
+ something_URI
+  HelmLibraryObjects.Logic.eq_ind_URI
+  MatitaLibraryObjects.Equality.eq_ind_URI
+
+let eq_ind_r_URI =
+ something_URI
+  HelmLibraryObjects.Logic.eq_ind_r_URI
+  MatitaLibraryObjects.Equality.eq_ind_r_URI
+
+let sym_eq_URI =
+ something_URI
+  HelmLibraryObjects.Logic.sym_eq_URI
+  MatitaLibraryObjects.Equality.sym_eq_URI
+
+let trans_eq_URI =
+ something_URI
+  HelmLibraryObjects.Logic.trans_eq_URI
+  MatitaLibraryObjects.Equality.trans_eq_URI