diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
index 9b02cbb06..a46211395 100644
--- a/Source/cmGlobalGenerator.cxx
+++ b/Source/cmGlobalGenerator.cxx
@@ -1273,6 +1273,11 @@ void cmGlobalGenerator::Generate()
   // it builds by default.
   this->FillLocalGeneratorToTargetMap();
 
+  for (i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    this->LocalGenerators[i]->ComputeHomeRelativeOutputPath();
+    }
+
   // Generate project files
   for (i = 0; i < this->LocalGenerators.size(); ++i)
     {
diff --git a/Source/cmLocalGenerator.h b/Source/cmLocalGenerator.h
index 42df2b846..6a8c5aa5f 100644
--- a/Source/cmLocalGenerator.h
+++ b/Source/cmLocalGenerator.h
@@ -47,6 +47,8 @@ public:
    */
   virtual void Generate() {}
 
+  virtual void ComputeHomeRelativeOutputPath() {}
+
   /**
    * Calls TraceVSDependencies() on all targets of this generator.
    */
diff --git a/Source/cmLocalUnixMakefileGenerator3.cxx b/Source/cmLocalUnixMakefileGenerator3.cxx
index 5c9768aca..e292ba788 100644
--- a/Source/cmLocalUnixMakefileGenerator3.cxx
+++ b/Source/cmLocalUnixMakefileGenerator3.cxx
@@ -100,19 +100,6 @@ cmLocalUnixMakefileGenerator3::~cmLocalUnixMakefileGenerator3()
 //----------------------------------------------------------------------------
 void cmLocalUnixMakefileGenerator3::Generate()
 {
-  // Compute the path to use when referencing the current output
-  // directory from the top output directory.
-  this->HomeRelativeOutputPath =
-    this->Convert(this->Makefile->GetCurrentBinaryDirectory(), HOME_OUTPUT);
-  if(this->HomeRelativeOutputPath == ".")
-    {
-    this->HomeRelativeOutputPath = "";
-    }
-  if(!this->HomeRelativeOutputPath.empty())
-    {
-    this->HomeRelativeOutputPath += "/";
-    }
-
   // Store the configuration name that will be generated.
   if(const char* config = this->Makefile->GetDefinition("CMAKE_BUILD_TYPE"))
     {
@@ -164,6 +151,22 @@ void cmLocalUnixMakefileGenerator3::Generate()
   this->WriteDirectoryInformationFile();
 }
 
+void cmLocalUnixMakefileGenerator3::ComputeHomeRelativeOutputPath()
+{
+  // Compute the path to use when referencing the current output
+  // directory from the top output directory.
+  this->HomeRelativeOutputPath =
+    this->Convert(this->Makefile->GetCurrentBinaryDirectory(), HOME_OUTPUT);
+  if(this->HomeRelativeOutputPath == ".")
+    {
+    this->HomeRelativeOutputPath = "";
+    }
+  if(!this->HomeRelativeOutputPath.empty())
+    {
+    this->HomeRelativeOutputPath += "/";
+    }
+}
+
 //----------------------------------------------------------------------------
 void cmLocalUnixMakefileGenerator3::ComputeObjectFilenames(
                         std::map<cmSourceFile const*, std::string>& mapping,
diff --git a/Source/cmLocalUnixMakefileGenerator3.h b/Source/cmLocalUnixMakefileGenerator3.h
index dcb301629..4e4d146a9 100644
--- a/Source/cmLocalUnixMakefileGenerator3.h
+++ b/Source/cmLocalUnixMakefileGenerator3.h
@@ -39,6 +39,8 @@ public:
                                 cmState::Snapshot snapshot);
   virtual ~cmLocalUnixMakefileGenerator3();
 
+  virtual void ComputeHomeRelativeOutputPath();
+
   /**
    * Generate the makefile for this directory.
    */