1 files changed, 15 insertions, 5 deletions
diff --git a/Source/cmLocalNinjaGenerator.cxx b/Source/cmLocalNinjaGenerator.cxx
index 89b05d7..d95a213 100644
--- a/Source/cmLocalNinjaGenerator.cxx
+++ b/Source/cmLocalNinjaGenerator.cxx
@@ -48,7 +48,21 @@ void cmLocalNinjaGenerator::Generate()
   this->WriteProcessedMakefile(this->GetRulesFileStream());
 #endif
 
-  this->WriteBuildFileTop();
+  // We do that only once for the top CMakeLists.txt file.
+  if(this->isRootMakefile())
+    {
+    this->WriteBuildFileTop();
+
+    const std::string showIncludesPrefix = this->GetMakefile()
+             ->GetSafeDefinition("CMAKE_CL_SHOWINCLUDES_PREFIX");
+    if (!showIncludesPrefix.empty())
+      {
+      cmGlobalNinjaGenerator::WriteComment(this->GetRulesFileStream(),
+                                           "localized /showIncludes string");
+      this->GetRulesFileStream()
+            << "msvc_deps_prefix = " << showIncludesPrefix << "\n\n";
+      }
+    }
 
   cmTargets& targets = this->GetMakefile()->GetTargets();
   for(cmTargets::iterator t = targets.begin(); t != targets.end(); ++t)
@@ -163,10 +177,6 @@ bool cmLocalNinjaGenerator::isRootMakefile() const
 
 void cmLocalNinjaGenerator::WriteBuildFileTop()
 {
-  // We do that only once for the top CMakeLists.txt file.
-  if(!this->isRootMakefile())
-    return;
-
   // For the build file.
   this->WriteProjectHeader(this->GetBuildFileStream());
   this->WriteNinjaFilesInclusion(this->GetBuildFileStream());