diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
index 795048b7d..ae9c73173 100644
--- a/Source/cmGlobalGenerator.cxx
+++ b/Source/cmGlobalGenerator.cxx
@@ -1007,7 +1007,7 @@ void cmGlobalGenerator::ClearEnabledLanguages()
   this->LanguageEnabled.clear();
 }
 
-bool cmGlobalGenerator::IsDependedOn(const char* project,
+bool cmGlobalGenerator::IsDependedOn(const std::string& project,
                                      cmTarget const* targetIn)
 {
   // Get all local gens for this project
@@ -1615,7 +1615,7 @@ void cmGlobalGenerator::CheckLocalGenerators()
 }
 
 int cmGlobalGenerator::TryCompile(const char *srcdir, const char *bindir,
-                                  const char *projectName,
+                                  const std::string& projectName,
                                   const std::string& target, bool fast,
                                   std::string *output, cmMakefile *mf)
 {
@@ -1663,8 +1663,9 @@ int cmGlobalGenerator::TryCompile(const char *srcdir, const char *bindir,
 }
 
 void cmGlobalGenerator::GenerateBuildCommand(
-  std::vector<std::string>& makeCommand, const char*, const char*, const char*,
-  const std::string&, const char*, bool, std::vector<std::string> const&)
+  std::vector<std::string>& makeCommand, const char*, const std::string&,
+  const char*, const std::string&, const char*, bool,
+  std::vector<std::string> const&)
 {
   makeCommand.push_back(
     "cmGlobalGenerator::GenerateBuildCommand not implemented");
@@ -1672,7 +1673,7 @@ void cmGlobalGenerator::GenerateBuildCommand(
 
 int cmGlobalGenerator::Build(
   const char *, const char *bindir,
-  const char *projectName, const std::string& target,
+  const std::string& projectName, const std::string& target,
   std::string *output,
   const char *makeCommandCSTR,
   const char *config,
diff --git a/Source/cmGlobalGenerator.h b/Source/cmGlobalGenerator.h
index 4779682bc..ce285d686 100644
--- a/Source/cmGlobalGenerator.h
+++ b/Source/cmGlobalGenerator.h
@@ -106,7 +106,7 @@ public:
    * loaded commands, not as part of the usual build process.
    */
   virtual int TryCompile(const char *srcdir, const char *bindir,
-                         const char *projectName,
+                         const std::string& projectName,
                          const std::string& targetName,
                          bool fast, std::string *output, cmMakefile* mf);
 
@@ -118,7 +118,7 @@ public:
    * done first.
    */
   int Build(const char *srcdir, const char *bindir,
-            const char *projectName, const std::string& targetName,
+            const std::string& projectName, const std::string& targetName,
             std::string *output,
             const char *makeProgram, const char *config,
             bool clean, bool fast,
@@ -130,7 +130,7 @@ public:
   virtual void GenerateBuildCommand(
     std::vector<std::string>& makeCommand,
     const char* makeProgram,
-    const char *projectName, const char *projectDir,
+    const std::string& projectName, const char *projectDir,
     const std::string& targetName, const char* config, bool fast,
     std::vector<std::string> const& makeOptions = std::vector<std::string>()
     );
@@ -223,7 +223,7 @@ public:
 
   /** If check to see if the target is linked to by any other
       target in the project */
-  bool IsDependedOn(const char* project, cmTarget const* target);
+  bool IsDependedOn(const std::string& project, cmTarget const* target);
   ///! Find a local generator by its startdirectory
   cmLocalGenerator* FindLocalGenerator(const std::string& start_dir) const;
 
diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index b0279956b..954fb1708 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -552,7 +552,7 @@ bool cmGlobalNinjaGenerator::UsingMinGW = false;
 void cmGlobalNinjaGenerator
 ::GenerateBuildCommand(std::vector<std::string>& makeCommand,
                        const char* makeProgram,
-                       const char* /*projectName*/,
+                       const std::string& /*projectName*/,
                        const char* /*projectDir*/,
                        const std::string& targetName,
                        const char* /*config*/,
diff --git a/Source/cmGlobalNinjaGenerator.h b/Source/cmGlobalNinjaGenerator.h
index 41d151026..e422e36a1 100644
--- a/Source/cmGlobalNinjaGenerator.h
+++ b/Source/cmGlobalNinjaGenerator.h
@@ -194,7 +194,7 @@ public:
   virtual void GenerateBuildCommand(
     std::vector<std::string>& makeCommand,
     const char* makeProgram,
-    const char* projectName,
+    const std::string& projectName,
     const char* projectDir,
     const std::string& targetName,
     const char* config,
diff --git a/Source/cmGlobalUnixMakefileGenerator3.cxx b/Source/cmGlobalUnixMakefileGenerator3.cxx
index 74b8e987a..735887e08 100644
--- a/Source/cmGlobalUnixMakefileGenerator3.cxx
+++ b/Source/cmGlobalUnixMakefileGenerator3.cxx
@@ -566,7 +566,7 @@ cmGlobalUnixMakefileGenerator3
 void cmGlobalUnixMakefileGenerator3
 ::GenerateBuildCommand(std::vector<std::string>& makeCommand,
                        const char* makeProgram,
-                       const char* /*projectName*/,
+                       const std::string& /*projectName*/,
                        const char* /*projectDir*/,
                        const std::string& targetName,
                        const char* /*config*/,
diff --git a/Source/cmGlobalUnixMakefileGenerator3.h b/Source/cmGlobalUnixMakefileGenerator3.h
index f97ae9b82..ffdf6fb34 100644
--- a/Source/cmGlobalUnixMakefileGenerator3.h
+++ b/Source/cmGlobalUnixMakefileGenerator3.h
@@ -110,7 +110,7 @@ public:
   virtual void GenerateBuildCommand(
     std::vector<std::string>& makeCommand,
     const char* makeProgram,
-    const char* projectName,
+    const std::string& projectName,
     const char* projectDir,
     const std::string& targetName,
     const char* config,
diff --git a/Source/cmGlobalVisualStudio10Generator.cxx b/Source/cmGlobalVisualStudio10Generator.cxx
index 1346e13ff..a2991e100 100644
--- a/Source/cmGlobalVisualStudio10Generator.cxx
+++ b/Source/cmGlobalVisualStudio10Generator.cxx
@@ -311,7 +311,7 @@ std::string cmGlobalVisualStudio10Generator::FindDevEnvCommand()
 void cmGlobalVisualStudio10Generator::GenerateBuildCommand(
   std::vector<std::string>& makeCommand,
   const char* makeProgram,
-  const char* projectName,
+  const std::string& projectName,
   const char* projectDir,
   const std::string& targetName,
   const char* config,
diff --git a/Source/cmGlobalVisualStudio10Generator.h b/Source/cmGlobalVisualStudio10Generator.h
index 198e113ca..97ac9bc01 100644
--- a/Source/cmGlobalVisualStudio10Generator.h
+++ b/Source/cmGlobalVisualStudio10Generator.h
@@ -35,7 +35,7 @@ public:
   virtual void GenerateBuildCommand(
     std::vector<std::string>& makeCommand,
     const char* makeProgram,
-    const char* projectName,
+    const std::string& projectName,
     const char* projectDir,
     const std::string& targetName,
     const char* config,
diff --git a/Source/cmGlobalVisualStudio6Generator.cxx b/Source/cmGlobalVisualStudio6Generator.cxx
index 534a493e5..214b9eaa3 100644
--- a/Source/cmGlobalVisualStudio6Generator.cxx
+++ b/Source/cmGlobalVisualStudio6Generator.cxx
@@ -117,7 +117,7 @@ void
 cmGlobalVisualStudio6Generator::GenerateBuildCommand(
   std::vector<std::string>& makeCommand,
   const char* makeProgram,
-  const char* projectName,
+  const std::string& projectName,
   const char* /*projectDir*/,
   const std::string& targetName,
   const char* config,
@@ -271,7 +271,7 @@ void cmGlobalVisualStudio6Generator::OutputDSWFile()
 // Note, that dependencies from executables to
 // the libraries it uses are also done here
 void cmGlobalVisualStudio6Generator::WriteProject(std::ostream& fout,
-                                                  const char* dspname,
+                                                  const std::string& dspname,
                                                   const char* dir,
                                                   cmTarget const& target)
 {
@@ -316,7 +316,7 @@ void cmGlobalVisualStudio6Generator::WriteProject(std::ostream& fout,
 // Note, that dependencies from executables to
 // the libraries it uses are also done here
 void cmGlobalVisualStudio6Generator::WriteExternalProject(std::ostream& fout,
-                               const char* name,
+                               const std::string& name,
                                const char* location,
                                const std::set<cmStdString>& dependencies)
 {
diff --git a/Source/cmGlobalVisualStudio6Generator.h b/Source/cmGlobalVisualStudio6Generator.h
index 40b8462d5..f1c70e468 100644
--- a/Source/cmGlobalVisualStudio6Generator.h
+++ b/Source/cmGlobalVisualStudio6Generator.h
@@ -55,7 +55,7 @@ public:
   virtual void GenerateBuildCommand(
     std::vector<std::string>& makeCommand,
     const char* makeProgram,
-    const char* projectName,
+    const std::string& projectName,
     const char* projectDir,
     const std::string& targetName,
     const char* config,
@@ -99,9 +99,10 @@ private:
   void WriteDSWFile(std::ostream& fout);
   void WriteDSWHeader(std::ostream& fout);
   void WriteProject(std::ostream& fout,
-                    const char* name, const char* path, cmTarget const& t);
+                    const std::string& name, const char* path,
+                    cmTarget const& t);
   void WriteExternalProject(std::ostream& fout,
-                            const char* name, const char* path,
+                            const std::string& name, const char* path,
                             const std::set<cmStdString>& dependencies);
   void WriteDSWFooter(std::ostream& fout);
   virtual std::string WriteUtilityDepend(cmTarget const* target);
diff --git a/Source/cmGlobalVisualStudio71Generator.cxx b/Source/cmGlobalVisualStudio71Generator.cxx
index 22e4f0894..af1a5c57b 100644
--- a/Source/cmGlobalVisualStudio71Generator.cxx
+++ b/Source/cmGlobalVisualStudio71Generator.cxx
@@ -155,7 +155,7 @@ cmGlobalVisualStudio71Generator
 // the libraries it uses are also done here
 void
 cmGlobalVisualStudio71Generator::WriteProject(std::ostream& fout,
-                                              const char* dspname,
+                                              const std::string& dspname,
                                               const char* dir,
                                               cmTarget const& t)
 {
@@ -208,7 +208,7 @@ cmGlobalVisualStudio71Generator::WriteProject(std::ostream& fout,
 void
 cmGlobalVisualStudio71Generator
 ::WriteProjectDepends(std::ostream& fout,
-                      const char*,
+                      const std::string&,
                       const char*, cmTarget const& target)
 {
   VSDependSet const& depends = this->VSTargetDepends[&target];
@@ -234,7 +234,7 @@ cmGlobalVisualStudio71Generator
 // executables to the libraries it uses are also done here
 void cmGlobalVisualStudio71Generator
 ::WriteExternalProject(std::ostream& fout,
-                       const char* name,
+                       const std::string& name,
                        const char* location,
                        const char* typeGuid,
                        const std::set<cmStdString>& depends)
@@ -277,7 +277,7 @@ void cmGlobalVisualStudio71Generator
 // executables to the libraries it uses are also done here
 void cmGlobalVisualStudio71Generator
 ::WriteProjectConfigurations(
-  std::ostream& fout, const char* name, cmTarget::TargetType,
+  std::ostream& fout, const std::string& name, cmTarget::TargetType,
   const std::set<std::string>& configsPartOfDefaultBuild,
   const char* platformMapping)
 {
diff --git a/Source/cmGlobalVisualStudio71Generator.h b/Source/cmGlobalVisualStudio71Generator.h
index 04e3a5547..879146812 100644
--- a/Source/cmGlobalVisualStudio71Generator.h
+++ b/Source/cmGlobalVisualStudio71Generator.h
@@ -59,17 +59,17 @@ protected:
                             std::vector<cmLocalGenerator*>& generators);
   virtual void WriteSolutionConfigurations(std::ostream& fout);
   virtual void WriteProject(std::ostream& fout,
-                            const char* name, const char* path,
+                            const std::string& name, const char* path,
                             cmTarget const& t);
   virtual void WriteProjectDepends(std::ostream& fout,
-                           const char* name, const char* path,
+                           const std::string& name, const char* path,
                            cmTarget const& t);
   virtual void WriteProjectConfigurations(
-    std::ostream& fout, const char* name, cmTarget::TargetType type,
+    std::ostream& fout, const std::string& name, cmTarget::TargetType type,
     const std::set<std::string>& configsPartOfDefaultBuild,
     const char* platformMapping = NULL);
   virtual void WriteExternalProject(std::ostream& fout,
-                                    const char* name,
+                                    const std::string& name,
                                     const char* path,
                                     const char* typeGuid,
                                     const std::set<cmStdString>& depends);
diff --git a/Source/cmGlobalVisualStudio7Generator.cxx b/Source/cmGlobalVisualStudio7Generator.cxx
index 5c7af0005..cf84fe396 100644
--- a/Source/cmGlobalVisualStudio7Generator.cxx
+++ b/Source/cmGlobalVisualStudio7Generator.cxx
@@ -184,7 +184,7 @@ const char* cmGlobalVisualStudio7Generator::ExternalProjectType(
 void cmGlobalVisualStudio7Generator::GenerateBuildCommand(
   std::vector<std::string>& makeCommand,
   const char* makeProgram,
-  const char* projectName,
+  const std::string& projectName,
   const char* /*projectDir*/,
   const std::string& targetName,
   const char* config,
@@ -654,7 +654,7 @@ cmGlobalVisualStudio7Generator::ConvertToSolutionPath(const char* path)
 // Note, that dependencies from executables to
 // the libraries it uses are also done here
 void cmGlobalVisualStudio7Generator::WriteProject(std::ostream& fout,
-                               const char* dspname,
+                               const std::string& dspname,
                                const char* dir, cmTarget const& target)
 {
    // check to see if this is a fortran build
@@ -694,7 +694,7 @@ void cmGlobalVisualStudio7Generator::WriteProject(std::ostream& fout,
 void
 cmGlobalVisualStudio7Generator
 ::WriteProjectDepends(std::ostream& fout,
-                      const char* dspname,
+                      const std::string& dspname,
                       const char*, cmTarget const& target)
 {
   int depcount = 0;
@@ -730,7 +730,7 @@ cmGlobalVisualStudio7Generator
 // executables to the libraries it uses are also done here
 void cmGlobalVisualStudio7Generator
 ::WriteProjectConfigurations(
-  std::ostream& fout, const char* name, cmTarget::TargetType,
+  std::ostream& fout, const std::string& name, cmTarget::TargetType,
   const std::set<std::string>& configsPartOfDefaultBuild,
   const char* platformMapping)
 {
@@ -758,7 +758,7 @@ void cmGlobalVisualStudio7Generator
 // Note, that dependencies from executables to
 // the libraries it uses are also done here
 void cmGlobalVisualStudio7Generator::WriteExternalProject(std::ostream& fout,
-                               const char* name,
+                               const std::string& name,
                                const char* location,
                                const char* typeGuid,
                                const std::set<cmStdString>&)
@@ -908,7 +908,7 @@ cmGlobalVisualStudio7Generator::WriteUtilityDepend(cmTarget const* target)
   return pname;
 }
 
-std::string cmGlobalVisualStudio7Generator::GetGUID(const char* name)
+std::string cmGlobalVisualStudio7Generator::GetGUID(const std::string& name)
 {
   std::string guidStoreName = name;
   guidStoreName += "_GUID_CMAKE";
@@ -919,7 +919,7 @@ std::string cmGlobalVisualStudio7Generator::GetGUID(const char* name)
     return std::string(storedGUID);
     }
   cmSystemTools::Error("Unknown Target referenced : ",
-                       name);
+                       name.c_str());
   return "";
 }
 
@@ -975,8 +975,9 @@ cmGlobalVisualStudio7Generator
 }
 
 std::set<std::string>
-cmGlobalVisualStudio7Generator::IsPartOfDefaultBuild(const char* project,
-                                                     cmTarget const* target)
+cmGlobalVisualStudio7Generator::IsPartOfDefaultBuild(
+                                                    const std::string& project,
+                                                    cmTarget const* target)
 {
   std::set<std::string> activeConfigs;
   // if it is a utilitiy target then only make it part of the
diff --git a/Source/cmGlobalVisualStudio7Generator.h b/Source/cmGlobalVisualStudio7Generator.h
index a7aca6042..6fb373102 100644
--- a/Source/cmGlobalVisualStudio7Generator.h
+++ b/Source/cmGlobalVisualStudio7Generator.h
@@ -63,7 +63,7 @@ public:
   virtual void GenerateBuildCommand(
     std::vector<std::string>& makeCommand,
     const char* makeProgram,
-    const char* projectName,
+    const std::string& projectName,
     const char* projectDir,
     const std::string& targetName,
     const char* config,
@@ -90,7 +90,7 @@ public:
 
   ///! Create a GUID or get an existing one.
   void CreateGUID(const char* name);
-  std::string GetGUID(const char* name);
+  std::string GetGUID(const std::string& name);
 
   /** Append the subdirectory for the given configuration.  */
   virtual void AppendDirectoryForConfig(const char* prefix,
@@ -123,13 +123,13 @@ protected:
   virtual void WriteSLNFile(std::ostream& fout, cmLocalGenerator* root,
                             std::vector<cmLocalGenerator*>& generators);
   virtual void WriteProject(std::ostream& fout,
-                            const char* name, const char* path,
+                            const std::string& name, const char* path,
                             cmTarget const& t);
   virtual void WriteProjectDepends(std::ostream& fout,
-                           const char* name, const char* path,
+                           const std::string& name, const char* path,
                            cmTarget const&t);
   virtual void WriteProjectConfigurations(
-    std::ostream& fout, const char* name, cmTarget::TargetType type,
+    std::ostream& fout, const std::string& name, cmTarget::TargetType type,
     const std::set<std::string>& configsPartOfDefaultBuild,
     const char* platformMapping = NULL);
   virtual void WriteSLNGlobalSections(std::ostream& fout,
@@ -153,7 +153,7 @@ protected:
   void GenerateConfigurations(cmMakefile* mf);
 
   virtual void WriteExternalProject(std::ostream& fout,
-                                    const char* name,
+                                    const std::string& name,
                                     const char* path,
                                     const char* typeGuid,
                                     const std::set<cmStdString>&
@@ -161,7 +161,7 @@ protected:
 
   std::string ConvertToSolutionPath(const char* path);
 
-  std::set<std::string> IsPartOfDefaultBuild(const char* project,
+  std::set<std::string> IsPartOfDefaultBuild(const std::string& project,
                                              cmTarget const* target);
   std::vector<std::string> Configurations;
   std::map<cmStdString, cmStdString> GUIDMap;
diff --git a/Source/cmGlobalVisualStudio8Generator.cxx b/Source/cmGlobalVisualStudio8Generator.cxx
index 0453333ef..1ba74eb82 100644
--- a/Source/cmGlobalVisualStudio8Generator.cxx
+++ b/Source/cmGlobalVisualStudio8Generator.cxx
@@ -372,7 +372,7 @@ cmGlobalVisualStudio8Generator
 void
 cmGlobalVisualStudio8Generator
 ::WriteProjectConfigurations(
-  std::ostream& fout, const char* name, cmTarget::TargetType type,
+  std::ostream& fout, const std::string& name, cmTarget::TargetType type,
   const std::set<std::string>& configsPartOfDefaultBuild,
   const char* platformMapping)
 {
@@ -415,7 +415,7 @@ bool cmGlobalVisualStudio8Generator::ComputeTargetDepends()
 
 //----------------------------------------------------------------------------
 void cmGlobalVisualStudio8Generator::WriteProjectDepends(
-  std::ostream& fout, const char*, const char*, cmTarget const& t)
+  std::ostream& fout, const std::string&, const char*, cmTarget const& t)
 {
   TargetDependSet const& unordered = this->GetTargetDirectDepends(t);
   OrderedTargetDependSet depends(unordered);
diff --git a/Source/cmGlobalVisualStudio8Generator.h b/Source/cmGlobalVisualStudio8Generator.h
index 5b952c4f3..bafb9eb90 100644
--- a/Source/cmGlobalVisualStudio8Generator.h
+++ b/Source/cmGlobalVisualStudio8Generator.h
@@ -79,11 +79,12 @@ protected:
   virtual void WriteSLNHeader(std::ostream& fout);
   virtual void WriteSolutionConfigurations(std::ostream& fout);
   virtual void WriteProjectConfigurations(
-    std::ostream& fout, const char* name, cmTarget::TargetType type,
+    std::ostream& fout, const std::string& name, cmTarget::TargetType type,
     const std::set<std::string>& configsPartOfDefaultBuild,
     const char* platformMapping = NULL);
   virtual bool ComputeTargetDepends();
-  virtual void WriteProjectDepends(std::ostream& fout, const char* name,
+  virtual void WriteProjectDepends(std::ostream& fout,
+                                   const std::string& name,
                                    const char* path, cmTarget const& t);
 
   std::string Name;
diff --git a/Source/cmGlobalXCodeGenerator.cxx b/Source/cmGlobalXCodeGenerator.cxx
index 9e1e90221..a1255a065 100644
--- a/Source/cmGlobalXCodeGenerator.cxx
+++ b/Source/cmGlobalXCodeGenerator.cxx
@@ -261,7 +261,7 @@ void
 cmGlobalXCodeGenerator::GenerateBuildCommand(
   std::vector<std::string>& makeCommand,
   const char* makeProgram,
-  const char* projectName,
+  const std::string& projectName,
   const char* /*projectDir*/,
   const std::string& targetName,
   const char* config,
diff --git a/Source/cmGlobalXCodeGenerator.h b/Source/cmGlobalXCodeGenerator.h
index 0cb17585a..8e2de9a75 100644
--- a/Source/cmGlobalXCodeGenerator.h
+++ b/Source/cmGlobalXCodeGenerator.h
@@ -56,7 +56,7 @@ public:
   virtual void GenerateBuildCommand(
     std::vector<std::string>& makeCommand,
     const char* makeProgram,
-    const char* projectName,
+    const std::string& projectName,
     const char* projectDir,
     const std::string& targetName,
     const char* config,
diff --git a/Source/cmLocalVisualStudio7Generator.cxx b/Source/cmLocalVisualStudio7Generator.cxx
index 786791cb7..280320ffb 100644
--- a/Source/cmLocalVisualStudio7Generator.cxx
+++ b/Source/cmLocalVisualStudio7Generator.cxx
@@ -228,7 +228,7 @@ void cmLocalVisualStudio7Generator::WriteStampFiles()
 
 //----------------------------------------------------------------------------
 void cmLocalVisualStudio7Generator
-::CreateSingleVCProj(const char *lname, cmTarget &target)
+::CreateSingleVCProj(const std::string& lname, cmTarget &target)
 {
   this->FortranProject =
     static_cast<cmGlobalVisualStudioGenerator*>(this->GlobalGenerator)
@@ -245,8 +245,7 @@ void cmLocalVisualStudio7Generator
     }
 
   // add to the list of projects
-  std::string pname = lname;
-  target.SetProperty("GENERATOR_FILE_NAME",lname);
+  target.SetProperty("GENERATOR_FILE_NAME",lname.c_str());
   // create the dsp.cmake file
   std::string fname;
   fname = this->Makefile->GetStartOutputDirectory();
diff --git a/Source/cmLocalVisualStudio7Generator.h b/Source/cmLocalVisualStudio7Generator.h
index 4d727472d..760716e3a 100644
--- a/Source/cmLocalVisualStudio7Generator.h
+++ b/Source/cmLocalVisualStudio7Generator.h
@@ -66,7 +66,7 @@ public:
                                         const char* path);
   virtual void AddCMakeListsRules();
 protected:
-  void CreateSingleVCProj(const char *lname, cmTarget &tgt);
+  void CreateSingleVCProj(const std::string& lname, cmTarget &tgt);
 private:
   typedef cmVisualStudioGeneratorOptions Options;
   typedef cmLocalVisualStudio7GeneratorFCInfo FCInfo;
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index e059dd37d..8584ad854 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -3061,7 +3061,7 @@ void cmMakefile::ExpandSourceListArguments(
 }
 
 int cmMakefile::TryCompile(const char *srcdir, const char *bindir,
-                           const char *projectName,
+                           const std::string& projectName,
                            const std::string& targetName,
                            bool fast,
                            const std::vector<std::string> *cmakeArgs,
diff --git a/Source/cmMakefile.h b/Source/cmMakefile.h
index 4b9c54806..6475c0f30 100644
--- a/Source/cmMakefile.h
+++ b/Source/cmMakefile.h
@@ -127,7 +127,7 @@ public:
    * loaded commands, not as part of the usual build process.
    */
   int TryCompile(const char *srcdir, const char *bindir,
-                 const char *projectName, const std::string& targetName,
+                 const std::string& projectName, const std::string& targetName,
                  bool fast,
                  const std::vector<std::string> *cmakeArgs,
                  std::string *output);