Runtimes: wire up the overlay to the Synchornization library

This allows us to pass along the overlay VFS mappings to workaround the
PCM compilation not receiving the builtin mapping from the compiler.

Author: compnerd

Runtimes/Supplemental/Synchronization/CMakeLists.txt

@@ -40,6 +40,7 @@ set(${PROJECT_NAME}_VENDOR_MODULE_DIR "${CMAKE_SOURCE_DIR}/../cmake/modules/vend
   CACHE FILEPATH "Location for private build system extension")
 
 find_package(SwiftCore REQUIRED)
+find_package(SwiftOverlay)
 
 include(GNUInstallDirs)
 
@@ -111,7 +112,8 @@ add_library(swiftSynchronization
 
 # Determine Mutex definition
 if(${PROJECT_NAME}_SINGLE_THREADED_MODE)
-  target_sources(swiftSynchronization PRIVATE Mutex/MutexUnavailable.swift)
+  target_sources(swiftSynchronization PRIVATE
+    Mutex/MutexUnavailable.swift)
 else()
   target_sources(swiftSynchronization PRIVATE
     Mutex/Mutex.swift
@@ -126,6 +128,7 @@ set_target_properties(swiftSynchronization PROPERTIES
 
 target_link_libraries(swiftSynchronization PRIVATE
   swiftCore
+  $<$<PLATFORM_ID:Android>:SwiftAndroid>
   $<$<PLATFORM_ID:Darwin>:swiftDarwin>)
 
 install(TARGETS swiftSynchronization

utils/build.ps1

@@ -2424,6 +2424,7 @@ function Build-ExperimentalRuntime {
         CMAKE_SYSTEM_NAME = $Platform.OS.ToString();
 
         SwiftCore_DIR = "$(Get-ProjectBinaryCache $Platform ExperimentalRuntime)\cmake\SwiftCore";
+        SwiftOverlay_DIR = "$(Get-ProjectBinaryCache $Platform ExperimentalOverlay)\cmake\SwiftOverlay";
       }
   }
 }