Imported Upstream version 5.4.0.167

Former-commit-id: 5624ac747d633e885131e8349322922b6a59baaa

external/api-doc-tools/mdoc/Mono.Documentation/normalize.cs

@@ -0,0 +1,32 @@
+using System;
+using System.IO;
+using System.Text;
+using System.Xml;
+
+namespace Mono.Documentation {
+    public class Normalizer {
+        
+        public static void Run (string [] args)
+        {
+                if (args == null) {
+                        Console.WriteLine ("normalize.exe <files>");
+                        Environment.Exit (0);
+                }
+
+                foreach (string arg in args) {
+                        
+                        XmlDocument document = new XmlDocument ();
+                        try {
+                                document.Load (arg);
+                                StreamWriter writer = new StreamWriter (arg, false, new UTF8Encoding (false));
+                                document.Save (writer);
+                                writer.Close ();
+                                
+                        } catch (XmlException e) {
+                                Console.WriteLine (arg + " is not a wellformed XML document.");
+                                Console.WriteLine (e.Message);
+                        }
+                }
+        }
+    }
+}