Add ambuild 2.2 compat, Rename outputinfo.txt to outputinfo.games.txt

PackageScript

@@ -12,12 +12,24 @@ folder_list = [
   'addons/sourcemod/gamedata'
 ]
 
+if 'x86_64' in SM.target_archs:
+  folder_list.extend([
+    'addons/sourcemod/extensions/x64',
+  ])
+
 # Create the distribution folder hierarchy.
 folder_map = {}
 for folder in folder_list:
   norm_folder = os.path.normpath(folder)
   folder_map[folder] = builder.AddFolder(norm_folder)
 
+# Copy binaries.
+for cxx_task in SM.extensions:
+  if cxx_task.target.arch == 'x86_64':
+    builder.AddCopy(cxx_task.binary, folder_map['addons/sourcemod/extensions/x64'])
+  else:
+    builder.AddCopy(cxx_task.binary, folder_map['addons/sourcemod/extensions'])
+
 # Do all straight-up file copies from the source tree.
 def CopyFiles(src, dest, files):
   if not dest:
@@ -25,7 +37,9 @@ def CopyFiles(src, dest, files):
   dest_entry = folder_map[dest]
   for source_file in files:
     source_path = os.path.join(builder.sourcePath, src, source_file)
-    builder.AddCopy(source_path, dest_entry)
+    dest_path = os.path.join(dest_entry.path, source_file)
+    if not os.path.isfile(str(dest_path)):
+      builder.AddCopy(source_path, dest_entry)
 
 # Include files
 CopyFiles('include', 'addons/sourcemod/scripting/include',
@@ -34,9 +48,5 @@ CopyFiles('include', 'addons/sourcemod/scripting/include',
 
 # Gamedata
 CopyFiles('gamedata', 'addons/sourcemod/gamedata',
-  [ 'outputinfo.txt' ]
+  [ 'outputinfo.games.txt' ]
 )
-
-# Copy binaries.
-for cxx_task in Extension.extensions:
-  builder.AddCopy(cxx_task.binary, folder_map['addons/sourcemod/extensions'])