From 946b13664118cfa59752d6eef634240fdb39b9ca Mon Sep 17 00:00:00 2001
From: natile <??>
Date: Tue, 19 Nov 2002 17:43:41 +0000
Subject: [PATCH] Now Pattern module really exists in repository.

---
 helm/ocaml/mathql_interpreter/pattern.ml  | 48 +++++++++++++++++++++++
 helm/ocaml/mathql_interpreter/pattern.mli | 27 +++++++++++++
 2 files changed, 75 insertions(+)
 create mode 100644 helm/ocaml/mathql_interpreter/pattern.ml
 create mode 100644 helm/ocaml/mathql_interpreter/pattern.mli

diff --git a/helm/ocaml/mathql_interpreter/pattern.ml b/helm/ocaml/mathql_interpreter/pattern.ml
new file mode 100644
index 000000000..a4cafa020
--- /dev/null
+++ b/helm/ocaml/mathql_interpreter/pattern.ml
@@ -0,0 +1,48 @@
+(* Copyright (C) 2000, 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://www.cs.unibo.it/helm/.
+ *)
+
+open Dbconn;;
+open Utility;;
+
+let cat l1 l2 =
+    if l1 > l2 then 
+        l2 @ l1
+    else
+        l1 @ l2
+;;
+
+let rec pattern_ex l =
+  match l with
+     [] -> []
+   | s::tl -> let result = 
+             let c = pgc () in
+             let qq = "select uri from registry where uri ~ '" ^ s ^ "' order by registry.uri asc" in
+             print_endline qq ; flush stderr ;
+             let res = c#exec (qq) in
+             List.map (function uri -> (uri,[])) (pgresult_to_string_list res)
+             in
+	     cat result (pattern_ex tl)
+;;
+
diff --git a/helm/ocaml/mathql_interpreter/pattern.mli b/helm/ocaml/mathql_interpreter/pattern.mli
new file mode 100644
index 000000000..82deb1747
--- /dev/null
+++ b/helm/ocaml/mathql_interpreter/pattern.mli
@@ -0,0 +1,27 @@
+(* Copyright (C) 2000, 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://cs.unibo.it/helm/.
+ *)
+
+val pattern_ex :
+ MathQL.value -> MathQL.resource_set 
-- 
2.39.2