Add const-reference qualifications

1 files changed, 22 insertions, 19 deletions

diff --git a/Source/cmProjectCommand.cxx b/Source/cmProjectCommand.cxx
index d47a047a15..d72c7909cf 100644
--- a/Source/cmProjectCommand.cxx
+++ b/Source/cmProjectCommand.cxx
@@ -22,11 +22,14 @@ bool cmProjectCommand::InitialPass(std::vector<std::string> const& args,
     this->SetError("PROJECT called with incorrect number of arguments");
     return false;
   }
-  this->Makefile->SetProjectName(args[0]);
 
-  std::string bindir = args[0];
+  std::string const& projectName = args[0];
+
+  this->Makefile->SetProjectName(projectName);
+
+  std::string bindir = projectName;
   bindir += "_BINARY_DIR";
-  std::string srcdir = args[0];
+  std::string srcdir = projectName;
   srcdir += "_SOURCE_DIR";
 
   this->Makefile->AddCacheDefinition(
@@ -44,7 +47,7 @@ bool cmProjectCommand::InitialPass(std::vector<std::string> const& args,
   this->Makefile->AddDefinition(srcdir,
                                 this->Makefile->GetCurrentSourceDirectory());
 
-  this->Makefile->AddDefinition("PROJECT_NAME", args[0].c_str());
+  this->Makefile->AddDefinition("PROJECT_NAME", projectName.c_str());
 
   // Set the CMAKE_PROJECT_NAME variable to be the highest-level
   // project name in the tree. If there are two project commands
@@ -54,10 +57,10 @@ bool cmProjectCommand::InitialPass(std::vector<std::string> const& args,
   // will work.
   if (!this->Makefile->GetDefinition("CMAKE_PROJECT_NAME") ||
       (this->Makefile->IsRootMakefile())) {
-    this->Makefile->AddDefinition("CMAKE_PROJECT_NAME", args[0].c_str());
-    this->Makefile->AddCacheDefinition("CMAKE_PROJECT_NAME", args[0].c_str(),
-                                       "Value Computed by CMake",
-                                       cmStateEnums::STATIC);
+    this->Makefile->AddDefinition("CMAKE_PROJECT_NAME", projectName.c_str());
+    this->Makefile->AddCacheDefinition(
+      "CMAKE_PROJECT_NAME", projectName.c_str(), "Value Computed by CMake",
+      cmStateEnums::STATIC);
   }
 
   bool haveVersion = false;
@@ -163,19 +166,19 @@ bool cmProjectCommand::InitialPass(std::vector<std::string> const& args,
     }
 
     std::string vv;
-    vv = args[0] + "_VERSION";
+    vv = projectName + "_VERSION";
     this->Makefile->AddDefinition("PROJECT_VERSION", vs.c_str());
     this->Makefile->AddDefinition(vv, vs.c_str());
-    vv = args[0] + "_VERSION_MAJOR";
+    vv = projectName + "_VERSION_MAJOR";
     this->Makefile->AddDefinition("PROJECT_VERSION_MAJOR", vb[0]);
     this->Makefile->AddDefinition(vv, vb[0]);
-    vv = args[0] + "_VERSION_MINOR";
+    vv = projectName + "_VERSION_MINOR";
     this->Makefile->AddDefinition("PROJECT_VERSION_MINOR", vb[1]);
     this->Makefile->AddDefinition(vv, vb[1]);
-    vv = args[0] + "_VERSION_PATCH";
+    vv = projectName + "_VERSION_PATCH";
     this->Makefile->AddDefinition("PROJECT_VERSION_PATCH", vb[2]);
     this->Makefile->AddDefinition(vv, vb[2]);
-    vv = args[0] + "_VERSION_TWEAK";
+    vv = projectName + "_VERSION_TWEAK";
     this->Makefile->AddDefinition("PROJECT_VERSION_TWEAK", vb[3]);
     this->Makefile->AddDefinition(vv, vb[3]);
   } else if (cmp0048 != cmPolicies::OLD) {
@@ -186,11 +189,11 @@ bool cmProjectCommand::InitialPass(std::vector<std::string> const& args,
     vv.push_back("PROJECT_VERSION_MINOR");
     vv.push_back("PROJECT_VERSION_PATCH");
     vv.push_back("PROJECT_VERSION_TWEAK");
-    vv.push_back(args[0] + "_VERSION");
-    vv.push_back(args[0] + "_VERSION_MAJOR");
-    vv.push_back(args[0] + "_VERSION_MINOR");
-    vv.push_back(args[0] + "_VERSION_PATCH");
-    vv.push_back(args[0] + "_VERSION_TWEAK");
+    vv.push_back(projectName + "_VERSION");
+    vv.push_back(projectName + "_VERSION_MAJOR");
+    vv.push_back(projectName + "_VERSION_MINOR");
+    vv.push_back(projectName + "_VERSION_PATCH");
+    vv.push_back(projectName + "_VERSION_TWEAK");
     std::string vw;
     for (std::vector<std::string>::iterator i = vv.begin(); i != vv.end();
          ++i) {
@@ -234,7 +237,7 @@ bool cmProjectCommand::InitialPass(std::vector<std::string> const& args,
     languages.push_back("CXX");
   }
   this->Makefile->EnableLanguage(languages, false);
-  std::string extraInclude = "CMAKE_PROJECT_" + args[0] + "_INCLUDE";
+  std::string extraInclude = "CMAKE_PROJECT_" + projectName + "_INCLUDE";
   const char* include = this->Makefile->GetDefinition(extraInclude);
   if (include) {
     bool readit = this->Makefile->ReadDependentFile(include);