cmGeneratorTarget: Move GetLinkImplementation from cmTarget.

Source/cmComputeLinkDepends.cxx

@@ -555,7 +555,7 @@ void cmComputeLinkDepends::AddDirectLinkEntries()
 {
   // Add direct link dependencies in this configuration.
   cmLinkImplementation const* impl =
-    this->Target->Target->GetLinkImplementation(this->Config);
+    this->Target->GetLinkImplementation(this->Config);
   this->AddLinkEntries(-1, impl->Libraries);
   for(std::vector<cmLinkItem>::const_iterator
         wi = impl->WrongConfigLibraries.begin();

Source/cmComputeTargetDepends.cxx

@@ -252,8 +252,7 @@ void cmComputeTargetDepends::CollectTargetDepends(int depender_index)
         }
       }
 
-    cmLinkImplementation const* impl =
-      depender->Target->GetLinkImplementation(*it);
+    cmLinkImplementation const* impl = depender->GetLinkImplementation(*it);
 
     // A target should not depend on itself.
     emitted.insert(depender->GetName());

Source/cmGeneratorTarget.cxx

@@ -1336,7 +1336,7 @@ void cmGeneratorTarget::ComputeLinkClosure(const std::string& config,
   // Get languages built in this target.
   UNORDERED_SET<std::string> languages;
   cmLinkImplementation const* impl =
-                            this->Target->GetLinkImplementation(config);
+                            this->GetLinkImplementation(config);
   assert(impl);
   for(std::vector<std::string>::const_iterator li = impl->Languages.begin();
       li != impl->Languages.end(); ++li)
@@ -4058,7 +4058,7 @@ void cmGeneratorTarget::ComputeLinkInterface(const std::string& config,
       if (this->GetType() != cmTarget::INTERFACE_LIBRARY)
         {
         cmLinkImplementation const* impl =
-            this->Target->GetLinkImplementation(config);
+            this->GetLinkImplementation(config);
         for(std::vector<cmLinkImplItem>::const_iterator
               li = impl->Libraries.begin(); li != impl->Libraries.end(); ++li)
           {
@@ -4099,7 +4099,7 @@ void cmGeneratorTarget::ComputeLinkInterface(const std::string& config,
     {
     // Targets using this archive need its language runtime libraries.
     if(cmLinkImplementation const* impl =
-       this->Target->GetLinkImplementation(config))
+       this->GetLinkImplementation(config))
       {
       iface.Languages = impl->Languages;
       }
@@ -4389,3 +4389,28 @@ cmGeneratorTarget::GetHeadToLinkInterfaceUsageRequirementsMap(
   std::string CONFIG = cmSystemTools::UpperCase(config);
   return this->LinkInterfaceUsageRequirementsOnlyMap[CONFIG];
 }
+
+//----------------------------------------------------------------------------
+const cmLinkImplementation *
+cmGeneratorTarget::GetLinkImplementation(const std::string& config) const
+{
+  // There is no link implementation for imported targets.
+  if(this->Target->IsImported())
+    {
+    return 0;
+    }
+
+  cmOptionalLinkImplementation& impl = this->Target->GetLinkImplMap(config);
+  if(!impl.LibrariesDone)
+    {
+    impl.LibrariesDone = true;
+    this->Target->ComputeLinkImplementationLibraries(config, impl,
+                                                     this->Target);
+    }
+  if(!impl.LanguagesDone)
+    {
+    impl.LanguagesDone = true;
+    this->Target->ComputeLinkImplementationLanguages(config, impl);
+    }
+  return &impl;
+}

Source/cmGeneratorTarget.h

@@ -198,6 +198,9 @@ public:
   LinkClosure const* GetLinkClosure(const std::string& config) const;
   void ComputeLinkClosure(const std::string& config, LinkClosure& lc) const;
 
+  cmLinkImplementation const*
+    GetLinkImplementation(const std::string& config) const;
+
   /** Full path with trailing slash to the top-level directory
       holding object files for this target.  Includes the build
       time config name placeholder if needed for the generator.  */

Source/cmGlobalXCodeGenerator.cxx

@@ -1384,7 +1384,7 @@ void cmGlobalXCodeGenerator::ForceLinkerLanguage(cmTarget& cmtarget)
 
   // If the language is compiled as a source trust Xcode to link with it.
   cmLinkImplementation const* impl =
-    cmtarget.GetLinkImplementation("NOCONFIG");
+    gtgt->GetLinkImplementation("NOCONFIG");
   for(std::vector<std::string>::const_iterator li = impl->Languages.begin();
       li != impl->Languages.end(); ++li)
     {

Source/cmTarget.cxx

@@ -3564,30 +3564,6 @@ void cmTargetInternals::AddInterfaceEntries(
     }
 }
 
-//----------------------------------------------------------------------------
-const cmLinkImplementation *
-cmTarget::GetLinkImplementation(const std::string& config) const
-{
-  // There is no link implementation for imported targets.
-  if(this->IsImported())
-    {
-    return 0;
-    }
-
-  cmOptionalLinkImplementation& impl = this->GetLinkImplMap(config);
-  if(!impl.LibrariesDone)
-    {
-    impl.LibrariesDone = true;
-    this->ComputeLinkImplementationLibraries(config, impl, this);
-    }
-  if(!impl.LanguagesDone)
-    {
-    impl.LanguagesDone = true;
-    this->ComputeLinkImplementationLanguages(config, impl);
-    }
-  return &impl;
-}
-
 cmOptionalLinkImplementation&
 cmTarget::GetLinkImplMap(std::string const& config) const
 {

Source/cmTarget.h

@@ -231,9 +231,6 @@ public:
 
   void GetObjectLibrariesCMP0026(std::vector<cmTarget*>& objlibs) const;
 
-  cmLinkImplementation const*
-    GetLinkImplementation(const std::string& config) const;
-
   cmLinkImplementationLibraries const*
     GetLinkImplementationLibraries(const std::string& config) const;