cmLocalGenerator: Initialize state before creating cmMakefile.

Access the state from the local generator in the cmMakefile.

Source/cmLocalGenerator.cxx

@@ -51,6 +51,13 @@ cmLocalGenerator::cmLocalGenerator(cmGlobalGenerator* gg,
   if (parent)
     {
     parent->AddChild(this);
+    this->StateSnapshot =
+        this->GetState()->CreateSnapshot(parent->StateSnapshot);
+    }
+  else
+    {
+    this->StateSnapshot =
+        this->GetState()->CreateSnapshot(cmState::Snapshot(this->GetState()));
     }
   this->Makefile = new cmMakefile(this);
 
@@ -573,6 +580,16 @@ void cmLocalGenerator::GenerateTargetManifest()
     }
 }
 
+cmState* cmLocalGenerator::GetState() const
+{
+  return this->GlobalGenerator->GetCMakeInstance()->GetState();
+}
+
+cmState::Snapshot cmLocalGenerator::GetStateSnapshot() const
+{
+  return this->StateSnapshot;
+}
+
 void cmLocalGenerator::AddCustomCommandToCreateObject(const char* ofname,
                                                     const std::string& lang,
                                                     cmSourceFile& source,

Source/cmLocalGenerator.h

@@ -13,6 +13,7 @@
 #define cmLocalGenerator_h
 
 #include "cmStandardIncludes.h"
+#include "cmState.h"
 
 class cmMakefile;
 class cmGlobalGenerator;
@@ -88,6 +89,9 @@ public:
   const cmGlobalGenerator *GetGlobalGenerator() const {
     return this->GlobalGenerator; }
 
+  cmState* GetState() const;
+  cmState::Snapshot GetStateSnapshot() const;
+
   /**
    * Convert something to something else. This is a centralized conversion
    * routine used by the generators to handle relative paths and the like.
@@ -442,6 +446,7 @@ protected:
   void ReadInputFile();
 
   cmMakefile *Makefile;
+  cmState::Snapshot StateSnapshot;
   cmGlobalGenerator *GlobalGenerator;
   std::vector<std::string> HomeDirectoryComponents;
   std::vector<std::string> StartDirectoryComponents;

Source/cmMakefile.cxx

@@ -153,27 +153,13 @@ public:
 cmMakefile::cmMakefile(cmLocalGenerator* localGenerator)
   : Internal(new Internals),
     LocalGenerator(localGenerator),
-    StateSnapshot(localGenerator->GetGlobalGenerator()
-                                ->GetCMakeInstance()->GetState())
+    StateSnapshot(localGenerator->GetStateSnapshot())
 {
   this->Internal->PushDefinitions();
   this->Internal->VarInitStack.push(std::set<std::string>());
   this->Internal->VarUsageStack.push(std::set<std::string>());
   this->Internal->IsSourceFileTryCompile = false;
 
-  if (this->LocalGenerator->GetParent())
-    {
-    cmMakefile* parentMf = this->LocalGenerator->GetParent()->GetMakefile();
-    this->StateSnapshot =
-        this->GetState()->CreateSnapshot(parentMf->StateSnapshot);
-    }
-  else
-    {
-    this->StateSnapshot =
-        this->GetState()->CreateSnapshot(this->StateSnapshot);
-    }
-
-
   // Initialize these first since AddDefaultDefinitions calls AddDefinition
   this->WarnUnused = false;
   this->CheckSystemVars = false;