cmake: include swift client only when sourcekit xpc is present.

Author: nkcsgexi

tools/CMakeLists.txt

@@ -16,14 +16,13 @@ add_swift_tool_subdirectory(swift-api-digester)
 add_swift_tool_subdirectory(swift-syntax-test)
 add_swift_tool_subdirectory(swift-refactor)
 
-if (SWIFT_BUILD_SOURCEKIT AND SWIFT_BUILD_STDLIB AND SWIFT_BUILD_SDK_OVERLAY)
-  set(BUILD_SOURCEKIT_SWIFT_CLIENT TRUE)
-else()
-  set(BUILD_SOURCEKIT_SWIFT_CLIENT FALSE)
-endif()
-
 if(SWIFT_BUILD_SOURCEKIT)
   add_swift_tool_subdirectory(SourceKit)
+  if(BUILD_SOURCEKIT_FRAMEWORK AND SWIFT_BUILD_STDLIB AND SWIFT_BUILD_SDK_OVERLAY)
+    set(BUILD_SOURCEKIT_SWIFT_CLIENT TRUE)
+  else()
+    set(BUILD_SOURCEKIT_SWIFT_CLIENT FALSE)
+  endif()
   if(BUILD_SOURCEKIT_SWIFT_CLIENT)
     add_subdirectory(SwiftSourceKitClient)
   endif()

tools/SourceKit/tools/sourcekitd/bin/CMakeLists.txt

@@ -1,4 +1,7 @@
   add_subdirectory(InProc)
 if (HAVE_XPC_H)
+  set(BUILD_SOURCEKIT_FRAMEWORK TRUE)
   add_subdirectory(XPC)
+else()
+  set(BUILD_SOURCEKIT_FRAMEWORK FALSE)
 endif()