VS: Detect VS 8 and 9 Express editions

Source/cmGlobalVisualStudio10Generator.h

@@ -56,9 +56,6 @@ public:
                               cmMakefile *, bool optional);
   virtual void WriteSLNHeader(std::ostream& fout);
 
-  /** Is the installed VS an Express edition?  */
-  bool IsExpressEdition() const { return this->ExpressEdition; }
-
   /** Generating for Nsight Tegra VS plugin?  */
   bool IsNsightTegra() const;
   std::string GetNsightTegraVersion() const;
@@ -129,7 +126,6 @@ protected:
   bool SystemIsWindowsCE;
   bool SystemIsWindowsPhone;
   bool SystemIsWindowsStore;
-  bool ExpressEdition;
 
   bool UseFolderProperty();
 

Source/cmGlobalVisualStudio8Generator.cxx

@@ -103,6 +103,10 @@ cmGlobalVisualStudio8Generator::cmGlobalVisualStudio8Generator(cmake* cm,
   this->Name = name;
   this->ExtraFlagTable = this->GetExtraFlagTableVS8();
   this->Version = VS8;
+  std::string vc8Express;
+  this->ExpressEdition = cmSystemTools::ReadRegistryValue(
+    "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VCExpress\\8.0\\Setup\\VC;"
+    "ProductDir", vc8Express, cmSystemTools::KeyWOW64_32);
 }
 
 //----------------------------------------------------------------------------

Source/cmGlobalVisualStudio8Generator.h

@@ -66,6 +66,9 @@ public:
   virtual bool TargetsWindowsCE() const {
     return !this->WindowsCEVersion.empty(); }
 
+  /** Is the installed VS an Express edition?  */
+  bool IsExpressEdition() const { return this->ExpressEdition; }
+
 protected:
   virtual void AddExtraIDETargets();
   virtual const char* GetIDEVersion() { return "8.0"; }
@@ -96,6 +99,7 @@ protected:
 
   std::string Name;
   std::string WindowsCEVersion;
+  bool ExpressEdition;
 
 private:
   class Factory;

Source/cmGlobalVisualStudio9Generator.cxx

@@ -104,6 +104,10 @@ cmGlobalVisualStudio9Generator::cmGlobalVisualStudio9Generator(cmake* cm,
   : cmGlobalVisualStudio8Generator(cm, name, platformName)
 {
   this->Version = VS9;
+  std::string vc9Express;
+  this->ExpressEdition = cmSystemTools::ReadRegistryValue(
+    "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VCExpress\\9.0\\Setup\\VC;"
+    "ProductDir", vc9Express, cmSystemTools::KeyWOW64_32);
 }
 
 //----------------------------------------------------------------------------