cmGeneratorTarget: Move FindTargetToLink from cmTarget.

Source/cmComputeLinkDepends.cxx

@@ -634,7 +634,8 @@ cmComputeLinkDepends::AddLinkEntries(
 }
 
 //----------------------------------------------------------------------------
-cmTarget const* cmComputeLinkDepends::FindTargetToLink(int depender_index,
+cmGeneratorTarget const*
+cmComputeLinkDepends::FindTargetToLink(int depender_index,
                                        const std::string& name)
 {
   // Look for a target in the scope of the depender.
@@ -647,7 +648,7 @@ cmTarget const* cmComputeLinkDepends::FindTargetToLink(int depender_index,
       from = depender;
       }
     }
-  return from->Target->FindTargetToLink(name);
+  return from->FindTargetToLink(name);
 }
 
 //----------------------------------------------------------------------------

Source/cmComputeLinkDepends.h

@@ -73,7 +73,7 @@ private:
   void AddDirectLinkEntries();
   template <typename T>
     void AddLinkEntries(int depender_index, std::vector<T> const& libs);
-  cmTarget const* FindTargetToLink(int depender_index,
+  cmGeneratorTarget const* FindTargetToLink(int depender_index,
                                             const std::string& name);
 
   // One entry for each unique item.

Source/cmGeneratorTarget.cxx

@@ -4427,7 +4427,7 @@ void cmGeneratorTarget::LookupLinkItems(std::vector<std::string> const& names,
       {
       continue;
       }
-    items.push_back(cmLinkItem(name, this->Target->FindTargetToLink(name)));
+    items.push_back(cmLinkItem(name, this->FindTargetToLink(name)));
     }
 }
 
@@ -5398,7 +5398,7 @@ void cmGeneratorTarget::ComputeLinkImplementationLibraries(
 
       // The entry is meant for this configuration.
       impl.Libraries.push_back(
-        cmLinkImplItem(name, this->Target->FindTargetToLink(name),
+        cmLinkImplItem(name, this->FindTargetToLink(name),
                        *btIt, evaluated != *le));
       }
 
@@ -5430,11 +5430,47 @@ void cmGeneratorTarget::ComputeLinkImplementationLibraries(
         }
       // Support OLD behavior for CMP0003.
       impl.WrongConfigLibraries.push_back(
-        cmLinkItem(name, this->Target->FindTargetToLink(name)));
+        cmLinkItem(name, this->FindTargetToLink(name)));
       }
     }
 }
 
+//----------------------------------------------------------------------------
+cmGeneratorTarget*
+cmGeneratorTarget::FindTargetToLink(std::string const& name) const
+{
+  cmTarget const* tgt = this->Makefile->FindTargetToUse(name);
+
+  // Skip targets that will not really be linked.  This is probably a
+  // name conflict between an external library and an executable
+  // within the project.
+  if(tgt && tgt->GetType() == cmTarget::EXECUTABLE &&
+     !tgt->IsExecutableWithExports())
+    {
+    tgt = 0;
+    }
+
+  if(tgt && tgt->GetType() == cmTarget::OBJECT_LIBRARY)
+    {
+    std::ostringstream e;
+    e << "Target \"" << this->GetName() << "\" links to "
+      "OBJECT library \"" << tgt->GetName() << "\" but this is not "
+      "allowed.  "
+      "One may link only to STATIC or SHARED libraries, or to executables "
+      "with the ENABLE_EXPORTS property set.";
+    cmake* cm = this->Makefile->GetCMakeInstance();
+    cm->IssueMessage(cmake::FATAL_ERROR, e.str(),
+                     this->Target->GetBacktrace());
+    tgt = 0;
+    }
+
+  if (!tgt)
+    {
+    return 0;
+    }
+  return this->GlobalGenerator->GetGeneratorTarget(tgt);
+}
+
 //----------------------------------------------------------------------------
 std::string
 cmGeneratorTarget::GetPDBDirectory(const std::string& config) const

Source/cmGeneratorTarget.h

@@ -216,6 +216,8 @@ public:
                                           cmOptionalLinkImplementation& impl,
                                           const cmGeneratorTarget* head) const;
 
+  cmGeneratorTarget* FindTargetToLink(std::string const& name) const;
+
   // Compute the set of languages compiled by the target.  This is
   // computed every time it is called because the languages can change
   // when source file properties are changed and we do not have enough

Source/cmTarget.cxx

@@ -2669,37 +2669,6 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
     }
 }
 
-//----------------------------------------------------------------------------
-cmTarget const* cmTarget::FindTargetToLink(std::string const& name) const
-{
-  cmTarget const* tgt = this->Makefile->FindTargetToUse(name);
-
-  // Skip targets that will not really be linked.  This is probably a
-  // name conflict between an external library and an executable
-  // within the project.
-  if(tgt && tgt->GetType() == cmTarget::EXECUTABLE &&
-     !tgt->IsExecutableWithExports())
-    {
-    tgt = 0;
-    }
-
-  if(tgt && tgt->GetType() == cmTarget::OBJECT_LIBRARY)
-    {
-    std::ostringstream e;
-    e << "Target \"" << this->GetName() << "\" links to "
-      "OBJECT library \"" << tgt->GetName() << "\" but this is not "
-      "allowed.  "
-      "One may link only to STATIC or SHARED libraries, or to executables "
-      "with the ENABLE_EXPORTS property set.";
-    cmake* cm = this->Makefile->GetCMakeInstance();
-    cm->IssueMessage(cmake::FATAL_ERROR, e.str(), this->GetBacktrace());
-    tgt = 0;
-    }
-
-  // Return the target found, if any.
-  return tgt;
-}
-
 //----------------------------------------------------------------------------
 std::string cmTarget::CheckCMP0004(std::string const& item) const
 {

Source/cmTarget.h

@@ -223,8 +223,6 @@ public:
 
   void GetObjectLibrariesCMP0026(std::vector<cmTarget*>& objlibs) const;
 
-  cmTarget const* FindTargetToLink(std::string const& name) const;
-
   /** Strip off leading and trailing whitespace from an item named in
       the link dependencies of this target.  */
   std::string CheckCMP0004(std::string const& item) const;