---

yaml
---
r: 347311
b: refs/heads/master
c: 595df9e
h: refs/heads/master
i:
  347309: 8970fd7
  347307: c988347
  347303: ac7ee78
  347295: a816f2a

Author: swift-ci

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: 70e88ccc24460be7eabb52bb7403fdee5e9b155c
+refs/heads/master: 595df9e586df43bba7ba9bf084c5062e6cb46759
 refs/heads/master-next: 203b3026584ecad859eb328b2e12490099409cd5
 refs/tags/osx-passed: b6b74147ef8a386f532cf9357a1bde006e552c54
 refs/tags/swift-2.2-SNAPSHOT-2015-12-01-a: 6bb18e013c2284f2b45f5f84f2df2887dc0f7dea

trunk/tools/SourceKit/CMakeLists.txt

@@ -4,6 +4,31 @@ include(CheckSymbolExists)
 list(APPEND CMAKE_MODULE_PATH
     "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules")
 
+if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
+  message(SEND_ERROR "SourceKit cannot be built standalone")
+endif()
+
+if(NOT CMAKE_C_COMPILER_ID MATCHES Clang)
+  if(CMAKE_SYSTEM_NAME STREQUAL CMAKE_HOST_SYSTEM_NAME)
+    get_target_property(CLANG_LOCATION clang LOCATION)
+    get_filename_component(CLANG_LOCATION ${CLANG_LOCATION} DIRECTORY)
+
+    if(CMAKE_C_COMPILER_ID STREQUAL MSVC OR CMAKE_C_SIMULATE_ID STREQUAL MSVC)
+      set(CMAKE_C_COMPILER_ID
+        ${CLANG_LOCATION}/clang-cl${CMAKE_EXECUTABLE_SUFFIX})
+      set(CMAKE_CXX_COMPILER_ID
+        ${CLANG_LOCATION}/clang-cl${CMAKE_EXECUTABLE_SUFFIX})
+    else()
+      set(CMAKE_C_COMPILER_ID
+        ${CLANG_LOCATION}/clang${CMAKE_EXECUTABLE_SUFFIX})
+      set(CMAKE_CXX_COMPILER_ID
+        ${CLANG_LOCATION}/clang++${CMAKE_EXECUTABLE_SUFFIX})
+    endif()
+  else()
+    message(SEND_ERROR "SourceKit requires a clang based compiler")
+  endif()
+endif()
+
 if (DARWIN_TOOLCHAIN_VERSION)
   set(SOURCEKIT_VERSION_STRING "${DARWIN_TOOLCHAIN_VERSION}")
 else()