Add a dummy IKVM.OpenJDK.Core.dll to the build to make it possible to use core types in method signatures during first-pass build of IKVM.Runtime.dll.

runtime/Dummy.OpenJDK.Core.cs

@@ -0,0 +1,38 @@
+/*
+  Copyright (C) 2010 Jeroen Frijters
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+
+  Jeroen Frijters
+  jeroen@frijters.net
+  
+*/
+
+namespace java
+{
+	namespace lang
+	{
+		public class Class { }
+		public class ClassLoader { }
+		public class SecurityManager { }
+	}
+
+	namespace security
+	{
+		public class ProtectionDomain { }
+	}
+}

runtime/runtime.build

@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <project name="IKVM.Runtime" default="IKVM.Runtime">
-    <target name="first-pass">
+    <target name="first-pass" depends="DummyLibrary">
         <property name="first-pass" value="true" />
         <call target="IKVM.Runtime" />
     </target>
@@ -11,6 +11,19 @@
         <call target="IKVM.Runtime" />
     </target>
 
+    <target name="DummyLibrary">
+        <property name="defs" value="DUMMY" />
+        <if test="${property::exists('signed')}">
+            <property name="defs" value="${defs};${signed}" />
+        </if>
+        <csc noconfig="true" target="library" output="IKVM.OpenJDK.Core.dll" define="${defs}" unsafe="false" rebuild="true">
+            <sources>
+                <include name="../CommonAssemblyInfo.cs" />
+                <include name="Dummy.OpenJDK.Core.cs" />
+            </sources>
+        </csc>
+    </target>
+
     <target name="IKVM.Runtime.JNI">
         <loadfile file="../tools/pubkey.txt" property="publickey" />
         <copy file="JniAssemblyInfo.cs.in" tofile="JniAssemblyInfo.cs" overwrite="true">
@@ -101,6 +114,7 @@
                 <include if="${not first-pass}" name="../openjdk/vfs.zip" />
             </resources>
             <references>
+                <include if="${first-pass}" name="IKVM.OpenJDK.Core.dll" asis="true" />
                 <include if="${not first-pass}" name="../bin/IKVM.Runtime.JNI.dll" asis="true" />
                 <include if="${not first-pass}" name="../bin/IKVM.OpenJDK.Core.dll" asis="true" />
                 <include if="${not first-pass}" name="../bin/IKVM.OpenJDK.Util.dll" asis="true" />