* XmlSpecReader.cs:

* EnumProcessor.cs:
* GL2/Generator.cs:
* FuncProcessor.cs: Fixed handling of overrides file: we now add
  signatures as requested and reset the stream after we are done
  reading the file.

Source/Bind/EnumProcessor.cs

@@ -26,22 +26,23 @@
 #endregion
 
 using System;
-using System.Linq;
 using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
 using System.Text;
 using System.Xml.XPath;
 using Bind.Structures;
 using Enum = Bind.Structures.Enum;
-using System.Globalization;
 
 namespace Bind
 {
     class EnumProcessor
     {
         const string Path = "/signatures/replace/enum[@name='{0}']";
-        XPathDocument Overrides { get; set; }
+        StreamReader Overrides { get; set; }
 
-        public EnumProcessor(XPathDocument overrides)
+        public EnumProcessor(StreamReader overrides)
         {
             if (overrides == null)
                 throw new ArgumentNullException("overrides");
@@ -51,9 +52,10 @@ namespace Bind
 
         public EnumCollection Process(EnumCollection enums)
         {
-            var nav = Overrides.CreateNavigator();
+            var nav = new XPathDocument(Overrides).CreateNavigator();
             enums = ProcessNames(enums, nav);
             enums = ProcessConstants(enums, nav);
+            Overrides.BaseStream.Seek(0, SeekOrigin.Begin);
             return enums;
         }
 

Source/Bind/FuncProcessor.cs

@@ -28,6 +28,7 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.IO;
 using System.Linq;
 using System.Text.RegularExpressions;
 using System.Xml.XPath;
@@ -45,9 +46,9 @@ namespace Bind
             new Regex("(ib|[tdrey]s|[eE]n[vd]|bled|Flag|Tess|Status|Pixels|Instanced|Indexed|Varyings|Boolean|IDs)", RegexOptions.Compiled | RegexOptions.RightToLeft);
         static readonly Regex EndingsAddV = new Regex("^0", RegexOptions.Compiled);
 
-        XPathDocument Overrides { get; set; }
+        StreamReader Overrides { get; set; }
 
-        public FuncProcessor(XPathDocument overrides)
+        public FuncProcessor(StreamReader overrides)
         {
             if (overrides == null)
                 throw new ArgumentNullException("overrides");
@@ -58,7 +59,7 @@ namespace Bind
         public FunctionCollection Process(DelegateCollection delegates, EnumCollection enums)
         {
             Console.WriteLine("Processing delegates.");
-            var nav = Overrides.CreateNavigator();
+            var nav = new XPathDocument(Overrides).CreateNavigator();
             foreach (var d in delegates.Values)
             {
                 TranslateReturnType(nav, d, enums);
@@ -70,6 +71,8 @@ namespace Bind
             Console.WriteLine("Creating CLS compliant overloads.");
             wrappers = CreateCLSCompliantWrappers(wrappers, enums);
             Console.WriteLine("Removing non-CLS compliant duplicates.");
+
+            Overrides.BaseStream.Seek(0, SeekOrigin.Begin);
             return MarkCLSCompliance(wrappers);
         }
 

Source/Bind/GL2/Generator.cs

@@ -70,20 +70,27 @@ namespace Bind.GL2
 
         public virtual void Process()
         {
-            var overrides = new XPathDocument(Path.Combine(Settings.InputPath, Settings.OverridesFile));
+            using (var overrides = new StreamReader(Path.Combine(Settings.InputPath, Settings.OverridesFile)))
-
+            {
                 using (StreamReader sr = Utilities.OpenSpecFile(Settings.InputPath, glTypemap))
                     Type.GLTypes = SpecReader.ReadTypeMap(sr);
                 using (StreamReader sr = Utilities.OpenSpecFile(Settings.InputPath, csTypemap))
                     Type.CSTypes = SpecReader.ReadCSTypeMap(sr);
                 using (var sr = new StreamReader(Path.Combine(Settings.InputPath, enumSpec)))
+                {
                     Enums = SpecReader.ReadEnums(sr);
+                    Utilities.Merge(Enums, SpecReader.ReadEnums(overrides));
+                }
                 using (var sr = new StreamReader(Path.Combine(Settings.InputPath, glSpec)))
+                {
                     Delegates = SpecReader.ReadDelegates(sr);
+                    Utilities.Merge(Delegates, SpecReader.ReadDelegates(overrides));
+                }
 
                 Enums = new EnumProcessor(overrides).Process(Enums);
                 Wrappers = new FuncProcessor(overrides).Process(Delegates, Enums);
             }
+        }
 
         #endregion
     }

Source/Bind/XmlSpecReader.cs

@@ -105,7 +105,9 @@ namespace Bind
         public DelegateCollection ReadDelegates(StreamReader specFile)
         {
             XPathDocument specs = new XPathDocument(specFile);
-            return ReadDelegates(specs.CreateNavigator().SelectSingleNode("/signatures/add"));
+            var delegates = ReadDelegates(specs.CreateNavigator().SelectSingleNode("/signatures/add"));
+            specFile.BaseStream.Seek(0, SeekOrigin.Begin);
+            return delegates;
         }
 
         public Dictionary<string, string> ReadTypeMap(StreamReader specFile)
@@ -201,8 +203,6 @@ namespace Bind
 
             EnumCollection enums = new EnumCollection();
             XPathDocument specs = new XPathDocument(specFile);
-            XPathDocument overrides = new XPathDocument(new StreamReader(
-                Path.Combine(Settings.InputPath, Settings.OverridesFile)));
 
             foreach (XPathNavigator nav in specs.CreateNavigator().Select("/signatures/add"))
             {
@@ -210,6 +210,7 @@ namespace Bind
                 Utilities.Merge(enums, new_enums);
             }
 
+            specFile.BaseStream.Seek(0, SeekOrigin.Begin);
             return enums;
         }