+ifeq "$(darwin_TARGET_OS)" "1"
+
+# Wrap a binary dist as a MacOS framework and put it into an installer package.
+
+# The ProjectVersionInt is GHC's idea of an API version and hence determines
+# the framework version.
+FRAMEWORK_VERSION = $(ProjectVersionInt)
+
+# Xcode requires CURRENT_PROJECT_VERSION to be an int or float. We use this
+# only as the build version (aka CFBundleVersion).
+CURRENT_PROJECT_VERSION = $(ProjectVersionInt).$(ProjectPatchLevel)
+
+# The user-visible CFBundleShortVersionString is set to the standard GHC
+# version number.
+SHORT_VERSION_STRING = $(ProjectVersion)
+
+# Instead of making 'binary-dist' a Makefile dependency, we let xcodebuild call
+# 'make binary-dist'. This has the advantage that xcode knows the framework
+# path into which the distribution should be installed and can instruct
+# binary-dist to put it into the right place without copying the whole tree yet
+# another time.
+#
+binary-dist-macos:
+ (cd distrib/MacOS; \
+ xcodebuild CURRENT_PROJECT_VERSION=$(CURRENT_PROJECT_VERSION)\
+ SHORT_VERSION_STRING=$(SHORT_VERSION_STRING)\
+ FRAMEWORK_VERSION=$(FRAMEWORK_VERSION)\
+ CURRENT_LIBRARY_VERSION=$(FRAMEWORK_VERSION))
+ (cd distrib/MacOS; \
+ !!!Call the packager!!! )
+
+endif
+