Updated FML, Should fix a lot of installing issues for MCP.

Made patches error and not apply if the target file is not found.
Updated Event Transformer to add a default constructor...
Fixed 4096 setup code in MinecraftForge.initalize()

common/net/minecraftforge/common/MinecraftForge.java

@@ -1,11 +1,14 @@
 package net.minecraftforge.common;
 
+import java.lang.reflect.Constructor;
 import java.util.*;
 
 import net.minecraft.src.*;
 import net.minecraftforge.common.ForgeHooks.GrassEntry;
 import net.minecraftforge.common.ForgeHooks.SeedEntry;
 import net.minecraftforge.event.EventBus;
+import net.minecraftforge.event.ForgeSubscribe;
+import net.minecraftforge.event.entity.EntityEvent;
 
 public class MinecraftForge
 {
@@ -170,14 +173,17 @@ public class MinecraftForge
        Block filler = null;
        try 
        {
-           filler = Block.class.getConstructor(int.class, Material.class).newInstance(256, Material.air);
-       }catch (Exception e){}
-       
-       if (filler == null)
-       {
-           throw new RuntimeException("Could not create Forge filler block");
+           Constructor ctr = Block.class.getDeclaredConstructor(int.class, Material.class);
+           ctr.setAccessible(true);
+           filler = (Block)ctr.newInstance(256, Material.air);
        }
-       
+       catch (Exception e)
+       {
+           RuntimeException rte = new RuntimeException("Could not create Forge filler block", e);
+           rte.printStackTrace();
+           System.exit(1);
+       }
+
        for (int x = 256; x < 4096; x++)
        {
            if (Item.itemsList[x - 256] != null)

common/net/minecraftforge/transformers/EventTransformer.java

@@ -59,6 +59,7 @@ public class EventTransformer implements IClassTransformer
         
         boolean hasSetup = false;
         boolean hasGetListenerList = false;
+        boolean hasDefaultCtr = false;
         
         Type tList = Type.getType(ListenerList.class);
         
@@ -68,13 +69,18 @@ public class EventTransformer implements IClassTransformer
                     method.desc.equals(Type.getMethodDescriptor(VOID_TYPE)) && 
                     (method.access & ACC_PROTECTED) == ACC_PROTECTED)
                 {
-                        hasSetup = true;
+                    hasSetup = true;
                 }
                 if (method.name.equals("getListenerList") && 
-                        method.desc.equals(Type.getMethodDescriptor(tList)) && 
-                        (method.access & ACC_PUBLIC) == ACC_PUBLIC)
+                    method.desc.equals(Type.getMethodDescriptor(tList)) && 
+                    (method.access & ACC_PUBLIC) == ACC_PUBLIC)
                 {
-                        hasGetListenerList = true;
+                    hasGetListenerList = true;
+                }
+                if (method.name.equals("<init>") &&
+                    method.desc.equals(Type.getMethodDescriptor(VOID_TYPE)))
+                {
+                    hasDefaultCtr = true;
                 }
         }
         
@@ -94,7 +100,22 @@ public class EventTransformer implements IClassTransformer
         
         //Add private static ListenerList LISTENER_LIST
         classNode.fields.add(new FieldNode(ACC_PRIVATE | ACC_STATIC, "LISTENER_LIST", tList.getDescriptor(), null, null));
-        
+
+        /*Add:
+         *      public <init>()
+         *      {
+         *              super();
+         *      }
+         */
+        MethodNode method = new MethodNode(ASM4, ACC_PUBLIC, "<init>", getMethodDescriptor(VOID_TYPE), null, null);
+        method.instructions.add(new VarInsnNode(ALOAD, 0));
+        method.instructions.add(new MethodInsnNode(INVOKESPECIAL, tSuper.getInternalName(), "<init>", getMethodDescriptor(VOID_TYPE)));
+        method.instructions.add(new InsnNode(RETURN));
+        if (!hasDefaultCtr)
+        {
+            classNode.methods.add(method);
+        }
+
         /*Add:
          *      protected void setup()
          *      {
@@ -106,7 +127,7 @@ public class EventTransformer implements IClassTransformer
          *              LISTENER_LIST = new ListenerList(super.getListenerList());
          *      }
          */
-        MethodNode method = new MethodNode(ASM4, ACC_PROTECTED, "setup", getMethodDescriptor(VOID_TYPE), null, null);
+        method = new MethodNode(ASM4, ACC_PROTECTED, "setup", getMethodDescriptor(VOID_TYPE), null, null);
         method.instructions.add(new VarInsnNode(ALOAD, 0));
         method.instructions.add(new MethodInsnNode(INVOKESPECIAL, tSuper.getInternalName(), "setup", getMethodDescriptor(VOID_TYPE)));
         method.instructions.add(new FieldInsnNode(GETSTATIC, classNode.name, "LISTENER_LIST", tList.getDescriptor()));

forge.py

@@ -89,16 +89,12 @@ def apply_forge_patches(fml_dir, mcp_dir, forge_dir, src_dir, copy_files=True):
     if has_client:
         if os.path.isdir(os.path.join(forge_dir, 'patches', 'minecraft')):
             apply_patches(mcp_dir, os.path.join(forge_dir, 'patches', 'minecraft'), src_dir)
-        if os.path.isdir(os.path.join(forge_dir, 'patches', 'common')):
-            apply_patches(mcp_dir, os.path.join(forge_dir, 'patches', 'common'), src_dir, '/common/', '/minecraft/')
         if copy_files and os.path.isdir(os.path.join(forge_dir, 'client')):
             copytree(os.path.join(forge_dir, 'client'), os.path.join(src_dir, 'minecraft'))
         
     if has_server:
         if os.path.isdir(os.path.join(forge_dir, 'patches', 'minecraft_server')):
             apply_patches(mcp_dir, os.path.join(forge_dir, 'patches', 'minecraft_server'), src_dir)
-        if os.path.isdir(os.path.join(forge_dir, 'patches', 'common')):
-            apply_patches(mcp_dir, os.path.join(forge_dir, 'patches', 'common'), src_dir, '/common/', '/minecraft_server/')
         if copy_files and os.path.isdir(os.path.join(forge_dir, 'server')):
             copytree(os.path.join(forge_dir, 'server'), os.path.join(src_dir, 'minecraft_server'))