From: NAKAMURA Takumi <geek4civic@gmail.com>
Date: Sun, 14 Jun 2015 21:47:29 +0000 (+0000)
Subject: [CMake] Try to fix r239612, not to miss resources/windows_version_resource.rc in... 
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=f6da33d45700e29334f93f90ee9c321dd95f9267

[CMake] Try to fix r239612, not to miss resources/windows_version_resource.rc in clang build.

  - Who defines ${LLVM_SOURCE_DIR} ?
  - Would windows_version_resource.rc be available in an *installed* llvm tree?
    I suggest it may be installed in ${PREFIX}/share.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239703 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/cmake/modules/AddLLVM.cmake b/cmake/modules/AddLLVM.cmake
index 06919d96f0f..63a76adbaf9 100644
--- a/cmake/modules/AddLLVM.cmake
+++ b/cmake/modules/AddLLVM.cmake
@@ -237,9 +237,11 @@ function(add_windows_version_resource_file OUT_VAR)
   set(sources ${ARGN})
   if (MSVC)
     set(resource_file ${LLVM_SOURCE_DIR}/resources/windows_version_resource.rc)
-    set(sources ${sources} ${resource_file})
-    source_group("Resource Files" ${resource_file})
-    set(windows_resource_file ${resource_file} PARENT_SCOPE)
+    if(EXISTS ${resource_file})
+      set(sources ${sources} ${resource_file})
+      source_group("Resource Files" ${resource_file})
+      set(windows_resource_file ${resource_file} PARENT_SCOPE)
+    endif()
   endif(MSVC)
 
   set(${OUT_VAR} ${sources} PARENT_SCOPE)