7 files changed, 144 insertions, 1 deletions
diff --git a/XcodeConfig/Target/LoadableBundleGCSupported.xcconfig b/XcodeConfig/Target/LoadableBundleGCSupported.xcconfig
new file mode 100644
index 0000000..861845a
--- /dev/null
+++ b/XcodeConfig/Target/LoadableBundleGCSupported.xcconfig
@@ -0,0 +1,30 @@
+//
+//  LoadableBundleGCSupported.xcconfig
+//
+//  Xcode configuration file for a loadable bundle that supports garbage
+//  collection. Usually a Cocoa plugin or similar.
+//
+//  This is a _Target_ config file, for use in the "Based on" popup of the
+//  settings dialog for a target. Do not attempt to apply this as the base
+//  of an Xcode configuration in the project settings dialog.
+//
+//  Copyright 2006-2008 Google Inc.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
+//  use this file except in compliance with the License.  You may obtain a copy
+//  of the License at
+// 
+//  http://www.apache.org/licenses/LICENSE-2.0
+// 
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+//  License for the specific language governing permissions and limitations under
+//  the License.
+//
+
+// Include the basic Loadable Bundle config
+#include "LoadableBundle.xcconfig"
+
+// Include the GC flag(s)
+#include "../subconfig/GCSupported.xcconfig"
diff --git a/XcodeConfig/Target/SharedLibraryGCSupported.xcconfig b/XcodeConfig/Target/SharedLibraryGCSupported.xcconfig
new file mode 100644
index 0000000..e6b56f7
--- /dev/null
+++ b/XcodeConfig/Target/SharedLibraryGCSupported.xcconfig
@@ -0,0 +1,30 @@
+//
+//  SharedLibraryGCSupported.xcconfig
+//
+//  Xcode configuration file for a shared library that support garbage
+//  collection.
+//
+//  This is a _Target_ config file, for use in the "Based on" popup of the
+//  settings dialog for a target. Do not attempt to apply this as the base
+//  of an Xcode configuration in the project settings dialog.
+//
+//  Copyright 2006-2008 Google Inc.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
+//  use this file except in compliance with the License.  You may obtain a copy
+//  of the License at
+// 
+//  http://www.apache.org/licenses/LICENSE-2.0
+// 
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+//  License for the specific language governing permissions and limitations under
+//  the License.
+//
+
+// Include the basic Shared Library config
+#include "SharedLibrary.xcconfig"
+
+// Include the GC flag(s)
+#include "../subconfig/GCSupported.xcconfig"
diff --git a/XcodeConfig/Target/StaticLibraryGCSupported.xcconfig b/XcodeConfig/Target/StaticLibraryGCSupported.xcconfig
new file mode 100644
index 0000000..6a57a0c
--- /dev/null
+++ b/XcodeConfig/Target/StaticLibraryGCSupported.xcconfig
@@ -0,0 +1,30 @@
+//
+//  StaticLibraryGCSupported.xcconfig
+//
+//  Xcode configuration file for a static library that supports garbage
+//  collection.
+//
+//  This is a _Target_ config file, for use in the "Based on" popup of the
+//  settings dialog for a target. Do not attempt to apply this as the base
+//  of an Xcode configuration in the project settings dialog.
+//
+//  Copyright 2006-2008 Google Inc.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
+//  use this file except in compliance with the License.  You may obtain a copy
+//  of the License at
+// 
+//  http://www.apache.org/licenses/LICENSE-2.0
+// 
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+//  License for the specific language governing permissions and limitations under
+//  the License.
+//
+
+// Include the basic Static Library config
+#include "StaticLibrary.xcconfig"
+
+// Include the GC flag(s)
+#include "../subconfig/GCSupported.xcconfig"
diff --git a/XcodeConfig/subconfig/64bit.xcconfig b/XcodeConfig/subconfig/64bit.xcconfig
new file mode 100644
index 0000000..bb9cae6
--- /dev/null
+++ b/XcodeConfig/subconfig/64bit.xcconfig
@@ -0,0 +1,26 @@
+//
+//  64bit.xcconfig
+//
+//  Xcode configuration file to include for builds wanting 64bit support.
+//
+//  Copyright 2008 Google Inc.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
+//  use this file except in compliance with the License.  You may obtain a copy
+//  of the License at
+// 
+//  http://www.apache.org/licenses/LICENSE-2.0
+// 
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+//  License for the specific language governing permissions and limitations under
+//  the License.
+//
+
+// Compile all flavors: 32 & 64bit on both PPC and Intel
+ARCHS = i386 x86_64 ppc ppc64
+
+// Warn on implicit data conversions in 64bit builds
+GCC_WARN_64_TO_32_BIT_CONVERSION[arch=ppc64] = YES
+GCC_WARN_64_TO_32_BIT_CONVERSION[arch=x86_64] = YES
diff --git a/XcodeConfig/subconfig/GCSupported.xcconfig b/XcodeConfig/subconfig/GCSupported.xcconfig
new file mode 100644
index 0000000..74bd027
--- /dev/null
+++ b/XcodeConfig/subconfig/GCSupported.xcconfig
@@ -0,0 +1,23 @@
+//
+//  GCSupported.xcconfig
+//
+//  Xcode configuration file for making a build Garbage Collection enabled.
+//  Use the *GCSupported specific configs in the Target folder.
+//
+//  Copyright 2006-2008 Google Inc.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
+//  use this file except in compliance with the License.  You may obtain a copy
+//  of the License at
+// 
+//  http://www.apache.org/licenses/LICENSE-2.0
+// 
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+//  License for the specific language governing permissions and limitations under
+//  the License.
+//
+
+// enable garbage collection (but don't require it)
+GCC_ENABLE_OBJC_GC = supported
diff --git a/XcodeConfig/subconfig/LeopardOrLater.xcconfig b/XcodeConfig/subconfig/LeopardOrLater.xcconfig
index b2828d7..6cc1a08 100644
--- a/XcodeConfig/subconfig/LeopardOrLater.xcconfig
+++ b/XcodeConfig/subconfig/LeopardOrLater.xcconfig
@@ -26,3 +26,7 @@ GCC_VERSION = 4.0
 
 // On Leopard use Obj-C fast dispatch
 GCC_FAST_OBJC_DISPATCH = YES
+
+// For Leopard, pull in 64bit support
+#include "64bit.xcconfig"
+
diff --git a/XcodeConfig/subconfig/TigerOrLater.xcconfig b/XcodeConfig/subconfig/TigerOrLater.xcconfig
index d8f7a3d..a693a58 100644
--- a/XcodeConfig/subconfig/TigerOrLater.xcconfig
+++ b/XcodeConfig/subconfig/TigerOrLater.xcconfig
@@ -20,7 +20,7 @@
 //
 
 // Default SDK and minimum OS version is 10.4
-SDKROOT = /Developer/SDKs/MacOSX10.4u.sdk
+SDKROOT = $(DEVELOPER_SDK_DIR)/MacOSX10.4u.sdk
 MACOSX_DEPLOYMENT_TARGET = 10.4
 GCC_VERSION = 4.0