ENH: change InitialPass to take a const reference to the argument string, to avoid changes to the file cache

Source/cmAbstractFilesCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmAbstractFilesCommand.h"
 
 // cmAbstractFilesCommand
-bool cmAbstractFilesCommand::InitialPass(std::vector<std::string>& args)
+bool cmAbstractFilesCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
@@ -49,7 +49,7 @@ bool cmAbstractFilesCommand::InitialPass(std::vector<std::string>& args)
     return false;
     }
   cmMakefile::SourceMap &Classes = m_Makefile->GetSources();
-  for(std::vector<std::string>::iterator j = args.begin();
+  for(std::vector<std::string>::const_iterator j = args.begin();
       j != args.end(); ++j)
     {   
     for(cmMakefile::SourceMap::iterator l = Classes.begin(); 

Source/cmAbstractFilesCommand.h

@@ -56,7 +56,7 @@ public:
    * This is called when the command is first encountered in
    * the input file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmAddCustomTargetCommand.cxx

@@ -41,8 +41,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmAddCustomTargetCommand.h"
 
 // cmAddCustomTargetCommand
-bool cmAddCustomTargetCommand::InitialPass(std::vector<std::string>& args)
+bool cmAddCustomTargetCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
+  std::vector<std::string> args = argsIn;
   bool all = false;
   
   if(args.size() < 2 )

Source/cmAddCustomTargetCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
   
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmAddDefinitionsCommand.cxx

@@ -41,14 +41,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmAddDefinitionsCommand.h"
 
 // cmAddDefinitionsCommand
-bool cmAddDefinitionsCommand::InitialPass(std::vector<std::string>& args)
+bool cmAddDefinitionsCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  for(std::vector<std::string>::iterator i = args.begin();
+  for(std::vector<std::string>::const_iterator i = args.begin();
       i != args.end(); ++i)
     {
     std::string str = *i;

Source/cmAddDefinitionsCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmAddDependenciesCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmDependenciesCommand
-bool cmAddDependenciesCommand::InitialPass(std::vector<std::string>& args)
+bool cmAddDependenciesCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2 )
     {
@@ -53,7 +53,7 @@ bool cmAddDependenciesCommand::InitialPass(std::vector<std::string>& args)
   cmTargets &tgts = m_Makefile->GetTargets();
   if (tgts.find(args[0]) != tgts.end())
     {
-    std::vector<std::string>::iterator s = args.begin();
+    std::vector<std::string>::const_iterator s = args.begin();
     ++s;
     for (; s != args.end(); ++s)
       {

Source/cmAddDependenciesCommand.h

@@ -64,7 +64,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmAddExecutableCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmExecutableCommand
-bool cmAddExecutableCommand::InitialPass(std::vector<std::string>& args)
+bool cmAddExecutableCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2 )
     {
@@ -50,7 +50,7 @@ bool cmAddExecutableCommand::InitialPass(std::vector<std::string>& args)
     return false;
     }
 
-  std::vector<std::string>::iterator s = args.begin();
+  std::vector<std::string>::const_iterator s = args.begin();
   ++s;
   if (*s == "WIN32")
     {

Source/cmAddExecutableCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmAddLibraryCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmLibraryCommand
-bool cmAddLibraryCommand::InitialPass(std::vector<std::string>& args)
+bool cmAddLibraryCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
@@ -54,7 +54,7 @@ bool cmAddLibraryCommand::InitialPass(std::vector<std::string>& args)
   // otherwise it defaults to static library.
   int shared = !cmSystemTools::IsOff(m_Makefile->GetDefinition("BUILD_SHARED_LIBS"));
   
-  std::vector<std::string>::iterator s = args.begin();
+  std::vector<std::string>::const_iterator s = args.begin();
   ++s;
   
   // If the second argument is "SHARED" or "STATIC", then it controls

Source/cmAddLibraryCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmAddTestCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmExecutableCommand
-bool cmAddTestCommand::InitialPass(std::vector<std::string>& args)
+bool cmAddTestCommand::InitialPass(std::vector<std::string> const& args)
 {
   // First argument is the name of the test
   // Second argument is the name of the executable to run (a target or external

Source/cmAddTestCommand.h

@@ -64,7 +64,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This is called at the end after all the information

Source/cmAuxSourceDirectoryCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmDirectory.h"
 
 // cmAuxSourceDirectoryCommand
-bool cmAuxSourceDirectoryCommand::InitialPass(std::vector<std::string>& args)
+bool cmAuxSourceDirectoryCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2 || args.size() > 2)
     {

Source/cmAuxSourceDirectoryCommand.h

@@ -68,7 +68,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmBuildCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmBuildCommand.h"
 
 // cmBuildCommand
-bool cmBuildCommand::InitialPass(std::vector<std::string>& args)
+bool cmBuildCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2 )
     {
@@ -56,7 +56,7 @@ bool cmBuildCommand::InitialPass(std::vector<std::string>& args)
     return true;
     }
   std::string makecommand;
-  std::string& makeprogram = args[1];
+  std::string makeprogram = args[1];
   m_Makefile->ExpandVariablesInString(makeprogram);
   if(makeprogram.find("msdev") != std::string::npos ||
      makeprogram.find("MSDEV") != std::string::npos )

Source/cmBuildCommand.h

@@ -64,7 +64,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmBuildNameCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmBuildNameCommand.h"
 
 // cmBuildNameCommand
-bool cmBuildNameCommand::InitialPass(std::vector<std::string>& args)
+bool cmBuildNameCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {

Source/cmBuildNameCommand.h

@@ -64,7 +64,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmCableClassSetCommand.cxx

@@ -43,14 +43,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmTarget.h"
 
 // cmCableClassSetCommand
-bool cmCableClassSetCommand::InitialPass(std::vector<std::string>& args)
+bool cmCableClassSetCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
-  if(args.size() < 2)
+  if(argsIn.size() < 2)
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  
+  std::vector<std::string> args = argsIn;
   // First, we want to expand all CMAKE variables in all arguments.
   for(std::vector<std::string>::iterator a = args.begin();
       a != args.end(); ++a)

Source/cmCableClassSetCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
   
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmCableWrapTclCommand.cxx

@@ -118,13 +118,14 @@ cmCableWrapTclCommand::~cmCableWrapTclCommand()
 
 
 // cmCableWrapTclCommand
-bool cmCableWrapTclCommand::InitialPass(std::vector<std::string>& args)
+bool cmCableWrapTclCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
-  if(args.size() < 2)
+  if(argsIn.size() < 2)
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
+  std::vector<std::string>  args = argsIn;
 
   // First, we want to expand all CMAKE variables in all arguments.
   for(std::vector<std::string>::iterator a = args.begin();

Source/cmCableWrapTclCommand.h

@@ -68,7 +68,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);  
+  virtual bool InitialPass(std::vector<std::string> const& args);  
   
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmCommand.h

@@ -78,7 +78,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args) = 0;
+  virtual bool InitialPass(std::vector<std::string> const& args) = 0;
 
   /**
    * This is called at the end after all the information

Source/cmConfigureFileCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmConfigureFileCommand.h"
 
 // cmConfigureFileCommand
-bool cmConfigureFileCommand::InitialPass(std::vector<std::string>& args)
+bool cmConfigureFileCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2 )
     {

Source/cmConfigureFileCommand.h

@@ -56,7 +56,7 @@ public:
    * This is called when the command is first encountered in
    * the input file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmConfigureGccXmlCommand.cxx

@@ -50,7 +50,7 @@ cmConfigureGccXmlCommand::~cmConfigureGccXmlCommand()
 }
 
 // cmConfigureGccXmlCommand
-bool cmConfigureGccXmlCommand::InitialPass(std::vector<std::string>& args)
+bool cmConfigureGccXmlCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() != 2)
     {

Source/cmConfigureGccXmlCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);  
+  virtual bool InitialPass(std::vector<std::string> const& args);  
   
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmElseCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmElseCommand.h"
 #include "cmCacheManager.h"
 
-bool cmElseCommand::InitialPass(std::vector<std::string>& args)
+bool cmElseCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
@@ -109,7 +109,7 @@ bool cmElseCommand::InitialPass(std::vector<std::string>& args)
   // if we created a function blocker then set its args
   if (f)
     {
-    for(std::vector<std::string>::iterator j = args.begin();
+    for(std::vector<std::string>::const_iterator j = args.begin();
         j != args.end(); ++j)
       {   
       f->m_Args.push_back(*j);

Source/cmElseCommand.h

@@ -63,7 +63,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmEnableTestingCommand.h

@@ -76,7 +76,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args) {
+  virtual bool InitialPass(std::vector<std::string> const& args) {
     return true;};
 
   /**

Source/cmEndForEachCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmEndForEachCommand.h"
 #include "cmCacheManager.h"
 
-bool cmEndForEachCommand::InitialPass(std::vector<std::string>& args)
+bool cmEndForEachCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {

Source/cmEndForEachCommand.h

@@ -64,7 +64,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmEndIfCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmEndIfCommand.h"
 #include "cmCacheManager.h"
 
-bool cmEndIfCommand::InitialPass(std::vector<std::string>& args)
+bool cmEndIfCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {

Source/cmEndIfCommand.h

@@ -63,7 +63,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmExecProgramCommand.cxx

@@ -42,8 +42,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSystemTools.h"
 
 // cmExecProgramCommand
-bool cmExecProgramCommand::InitialPass(std::vector<std::string>& args)
+bool cmExecProgramCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
+  std::vector<std::string>  args = argsIn;
   if(args.size() < 1 )
     {
     this->SetError("called with incorrect number of arguments");

Source/cmExecProgramCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
   
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmFindFileCommand.cxx

@@ -45,7 +45,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   
 
 // cmFindFileCommand
-bool cmFindFileCommand::InitialPass(std::vector<std::string>& args)
+bool cmFindFileCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2)
     {
@@ -53,7 +53,7 @@ bool cmFindFileCommand::InitialPass(std::vector<std::string>& args)
     return false;
     }
 
-  std::vector<std::string>::iterator i = args.begin();
+  std::vector<std::string>::const_iterator i = args.begin();
   // Use the first argument as the name of something to be defined
   const char* define = (*i).c_str();
   i++; // move iterator to next arg

Source/cmFindFileCommand.h

@@ -67,7 +67,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmFindLibraryCommand.cxx

@@ -42,8 +42,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmFindLibraryCommand
-bool cmFindLibraryCommand::InitialPass(std::vector<std::string>& args)
+bool cmFindLibraryCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
+  std::vector<std::string>  args = argsIn;
   if(args.size() < 2)
     {
     this->SetError("called with incorrect number of arguments");

Source/cmFindLibraryCommand.h

@@ -67,7 +67,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmFindPathCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmFindPathCommand
-bool cmFindPathCommand::InitialPass(std::vector<std::string>& args)
+bool cmFindPathCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2)
     {

Source/cmFindPathCommand.h

@@ -42,7 +42,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmFindProgramCommand.cxx

@@ -45,13 +45,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   
 
 // cmFindProgramCommand
-bool cmFindProgramCommand::InitialPass(std::vector<std::string>& args)
+bool cmFindProgramCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
-  if(args.size() < 2 )
+  if(argsIn.size() < 2 )
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
+  std::vector<std::string> args = argsIn;
   std::vector<std::string>::iterator i = args.begin();
   // Use the first argument as the name of something to be defined
   const char* define = (*i).c_str();

Source/cmFindProgramCommand.h

@@ -67,7 +67,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmForEachCommand.cxx

@@ -109,7 +109,7 @@ ScopeEnded(cmMakefile &mf)
                        mf.GetCurrentDirectory());
 }
 
-bool cmForEachCommand::InitialPass(std::vector<std::string>& args)
+bool cmForEachCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2 )
     {
@@ -119,7 +119,7 @@ bool cmForEachCommand::InitialPass(std::vector<std::string>& args)
   
   // create a function blocker
   cmForEachFunctionBlocker *f = new cmForEachFunctionBlocker();
-  for(std::vector<std::string>::iterator j = args.begin();
+  for(std::vector<std::string>::const_iterator j = args.begin();
       j != args.end(); ++j)
     {   
     f->m_Args.push_back(*j);

Source/cmForEachCommand.h

@@ -88,7 +88,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmGetFilenameComponentCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSystemTools.h"
 
 // cmGetFilenameComponentCommand
-bool cmGetFilenameComponentCommand::InitialPass(std::vector<std::string>& args)
+bool cmGetFilenameComponentCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 3)
     {

Source/cmGetFilenameComponentCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmIfCommand.cxx

@@ -69,7 +69,7 @@ ScopeEnded(cmMakefile &mf)
                        mf.GetCurrentDirectory());
 }
 
-bool cmIfCommand::InitialPass(std::vector<std::string>& args)
+bool cmIfCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
@@ -137,7 +137,7 @@ bool cmIfCommand::InitialPass(std::vector<std::string>& args)
   // if we created a function blocker then set its args
   if (f)
     {
-    for(std::vector<std::string>::iterator j = args.begin();
+    for(std::vector<std::string>::const_iterator j = args.begin();
         j != args.end(); ++j)
       {   
       f->m_Args.push_back(*j);

Source/cmIfCommand.h

@@ -86,7 +86,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmIncludeCommand.cxx

@@ -17,14 +17,14 @@
 
 
 // cmIncludeCommand
-bool cmIncludeCommand::InitialPass(std::vector<std::string>& args)
+bool cmIncludeCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
-  if (args.size()< 1 || args.size() > 2)
+  if (argsIn.size()< 1 || argsIn.size() > 2)
     {
       this->SetError("called with wrong number of arguments.  "
                      "Include only takes one file.");
     }
-
+  std::vector<std::string> args = argsIn;
   m_Makefile->ExpandVariablesInString( args[0]);
   bool exists = cmSystemTools::FileExists(args[0].c_str());
   if(args.size() == 2 && args[1] == "OPTIONAL" && !exists)

Source/cmIncludeCommand.h

@@ -42,7 +42,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmIncludeDirectoryCommand.cxx

@@ -41,14 +41,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmIncludeDirectoryCommand.h"
 #include "cmCacheManager.h"
 // cmIncludeDirectoryCommand
-bool cmIncludeDirectoryCommand::InitialPass(std::vector<std::string>& args)
+bool cmIncludeDirectoryCommand::InitialPass(std::vector<std::string> const& args)
 {
  if(args.size() < 1 )
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  for(std::vector<std::string>::iterator i = args.begin();
+  for(std::vector<std::string>::const_iterator i = args.begin();
       i != args.end(); ++i)
     {
     m_Makefile->AddIncludeDirectory((*i).c_str());

Source/cmIncludeDirectoryCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmIncludeRegularExpressionCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmIncludeRegularExpressionCommand.h"
 
 // cmIncludeRegularExpressionCommand
-bool cmIncludeRegularExpressionCommand::InitialPass(std::vector<std::string>& args)
+bool cmIncludeRegularExpressionCommand::InitialPass(std::vector<std::string> const& args)
 {
   if((args.size() < 1) || (args.size() > 2))
     {

Source/cmIncludeRegularExpressionCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
   
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmInstallFilesCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmExecutableCommand
-bool cmInstallFilesCommand::InitialPass(std::vector<std::string>& args)
+bool cmInstallFilesCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2)
     {
@@ -58,7 +58,7 @@ bool cmInstallFilesCommand::InitialPass(std::vector<std::string>& args)
   target.SetInstallPath(args[0].c_str());
   m_Makefile->GetTargets().insert(cmTargets::value_type(m_TargetName, target));
 
-  std::vector<std::string>::iterator s = args.begin();
+  std::vector<std::string>::const_iterator s = args.begin();
   for (++s;s != args.end(); ++s)
     {
     m_FinalArgs.push_back(*s);

Source/cmInstallFilesCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmInstallProgramsCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmExecutableCommand
-bool cmInstallProgramsCommand::InitialPass(std::vector<std::string>& args)
+bool cmInstallProgramsCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2)
     {
@@ -58,7 +58,7 @@ bool cmInstallProgramsCommand::InitialPass(std::vector<std::string>& args)
   target.SetInstallPath(args[0].c_str());
   m_Makefile->GetTargets().insert(cmTargets::value_type(m_TargetName, target));
 
-  std::vector<std::string>::iterator s = args.begin();
+  std::vector<std::string>::const_iterator s = args.begin();
   for (++s;s != args.end(); ++s)
     {
     m_FinalArgs.push_back(*s);

Source/cmInstallProgramsCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmInstallTargetsCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmExecutableCommand
-bool cmInstallTargetsCommand::InitialPass(std::vector<std::string>& args)
+bool cmInstallTargetsCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2 )
     {
@@ -51,7 +51,7 @@ bool cmInstallTargetsCommand::InitialPass(std::vector<std::string>& args)
     }
 
   cmTargets &tgts = m_Makefile->GetTargets();
-  std::vector<std::string>::iterator s = args.begin();
+  std::vector<std::string>::const_iterator s = args.begin();
   ++s;
   for (;s != args.end(); ++s)
     {

Source/cmInstallTargetsCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmLibraryCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmLinkDirectoriesCommand.cxx

@@ -41,14 +41,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmLinkDirectoriesCommand.h"
 
 // cmLinkDirectoriesCommand
-bool cmLinkDirectoriesCommand::InitialPass(std::vector<std::string>& args)
+bool cmLinkDirectoriesCommand::InitialPass(std::vector<std::string> const& args)
 {
  if(args.size() < 1 )
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  for(std::vector<std::string>::iterator i = args.begin();
+  for(std::vector<std::string>::const_iterator i = args.begin();
       i != args.end(); ++i)
     {
     m_Makefile->AddLinkDirectory((*i).c_str());

Source/cmLinkDirectoriesCommand.h

@@ -67,7 +67,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmLinkLibrariesCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmLinkLibrariesCommand.h"
 
 // cmLinkLibrariesCommand
-bool cmLinkLibrariesCommand::InitialPass(std::vector<std::string>& args)
+bool cmLinkLibrariesCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
@@ -50,7 +50,7 @@ bool cmLinkLibrariesCommand::InitialPass(std::vector<std::string>& args)
     }
   // add libraries, nothe that there is an optional prefix 
   // of debug and optimized than can be used
-  for(std::vector<std::string>::iterator i = args.begin();
+  for(std::vector<std::string>::const_iterator i = args.begin();
       i != args.end(); ++i)
     {
     if (*i == "debug")

Source/cmLinkLibrariesCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmLoadCacheCommand.cxx

@@ -17,12 +17,13 @@
 
 
 // cmLoadcacheCommand
-bool cmLoadCacheCommand::InitialPass(std::vector<std::string>& args)
+bool cmLoadCacheCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
-  if (args.size()< 1)
+  if (argsIn.size()< 1)
     {
     this->SetError("called with wrong number of arguments.");
     }
+  std::vector<std::string> args = argsIn;
   
   // Cache entries to be excluded from the import list.
   // If this set is empty, all cache entries are brought in

Source/cmLoadCacheCommand.h

@@ -61,7 +61,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmMakeDirectoryCommand.cxx

@@ -42,15 +42,16 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmDirectory.h"
 
 // cmMakeDirectoryCommand
-bool cmMakeDirectoryCommand::InitialPass(std::vector<std::string>& args)
+bool cmMakeDirectoryCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  m_Makefile->ExpandVariablesInString(args[0]);
-  cmSystemTools::MakeDirectory(args[0].c_str());
+  std::string arg = args[0];
+  m_Makefile->ExpandVariablesInString(arg);
+  cmSystemTools::MakeDirectory(arg.c_str());
   return true;
 }
 

Source/cmMakeDirectoryCommand.h

@@ -68,7 +68,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmMakefile.cxx

@@ -217,7 +217,7 @@ void cmMakefile::Print() const
 
       
 void cmMakefile::ExecuteCommand(std::string &name,
-                                std::vector<std::string> &arguments)
+                                std::vector<std::string> const& arguments)
 {
   RegisteredCommandsMap::iterator pos = m_Commands.find(name);
   if(pos != m_Commands.end())
@@ -336,16 +336,14 @@ bool cmMakefile::ReadListFile(const char* filename, const char* external)
   // add this list file to the list of dependencies
   m_ListFiles.push_back( filenametoread);
   const int numberFunctions = lf->m_Functions.size();
-  std::vector<std::string> argumentsCopy;
   for(int i =0; i < numberFunctions; ++i)
     {
     cmListFileFunction& curFunction = lf->m_Functions[i];
     if(!this->IsFunctionBlocked(curFunction.m_Name.c_str(),
                                 curFunction.m_Arguments))
       {
-      argumentsCopy = curFunction.m_Arguments;
       this->ExecuteCommand(curFunction.m_Name,
-                           argumentsCopy);
+                           curFunction.m_Arguments);
       }
     }
 
@@ -1149,7 +1147,7 @@ cmMakefile::FindSourceGroup(const char* source,
 
 
 bool cmMakefile::IsFunctionBlocked(const char *name,
-                                   std::vector<std::string> &args)
+                                   std::vector<std::string> const&args)
 {
   // loop over all function blockers to see if any block this command
   std::set<cmFunctionBlocker *>::const_iterator pos;

Source/cmMakefile.h

@@ -540,7 +540,7 @@ public:
   /**
    * execute a single CMake command
    */
-  void ExecuteCommand(std::string &name, std::vector<std::string> &args);
+  void ExecuteCommand(std::string &name, std::vector<std::string> const& args);
   
     
 protected:
@@ -590,7 +590,7 @@ protected:
   RegisteredCommandsMap m_Commands;
   std::vector<cmCommand*> m_UsedCommands;
   cmMakefileGenerator* m_MakefileGenerator;
-  bool IsFunctionBlocked(const char *name, std::vector<std::string> &args);
+  bool IsFunctionBlocked(const char *name, std::vector<std::string> const& args);
   
 private:
   /**

Source/cmMessageCommand.cxx

@@ -42,7 +42,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmCacheManager.h"
 
 // cmLibraryCommand
-bool cmMessageCommand::InitialPass(std::vector<std::string>& args)
+bool cmMessageCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
@@ -53,7 +53,7 @@ bool cmMessageCommand::InitialPass(std::vector<std::string>& args)
   if (args.size() >= 2)
     {
     std::string message;
-    std::vector<std::string>::iterator i = args.begin();
+    std::vector<std::string>::const_iterator i = args.begin();
     ++i;
     for(;i != args.end(); ++i)
       {

Source/cmMessageCommand.h

@@ -63,7 +63,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmOptionCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmOptionCommand.h"
 
 // cmOptionCommand
-bool cmOptionCommand::InitialPass(std::vector<std::string>& args)
+bool cmOptionCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2)
     {

Source/cmOptionCommand.h

@@ -64,7 +64,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmOutputRequiredFilesCommand.cxx

@@ -181,7 +181,7 @@ void cmLBDepend::DependWalk(cmDependInformation* info)
 }
 
 // cmOutputRequiredFilesCommand
-bool cmOutputRequiredFilesCommand::InitialPass(std::vector<std::string>& args)
+bool cmOutputRequiredFilesCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2 )
     {

Source/cmOutputRequiredFilesCommand.h

@@ -63,7 +63,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   virtual void FinalPass();
 

Source/cmProjectCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmProjectCommand.h"
 
 // cmProjectCommand
-bool cmProjectCommand::InitialPass(std::vector<std::string>& args)
+bool cmProjectCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 || args.size() > 1)
     {

Source/cmProjectCommand.h

@@ -67,7 +67,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
   
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmSetCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSetCommand.h"
 
 // cmSetCommand
-bool cmSetCommand::InitialPass(std::vector<std::string>& args)
+bool cmSetCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {
@@ -90,7 +90,7 @@ bool cmSetCommand::InitialPass(std::vector<std::string>& args)
     message += "Syntax error in SET:\n";
     message += "CACHE requires TYPE and document string SET command:\n";
     message += "SET (";
-    for(std::vector<std::string>::iterator i = args.begin();
+    for(std::vector<std::string>::const_iterator i = args.begin();
         i != args.end(); ++i)
       {
       message += *i;

Source/cmSetCommand.h

@@ -64,7 +64,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmSiteNameCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSiteNameCommand.h"
 
 // cmSiteNameCommand
-bool cmSiteNameCommand::InitialPass(std::vector<std::string>& args)
+bool cmSiteNameCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 1 )
     {

Source/cmSiteNameCommand.h

@@ -64,7 +64,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * This determines if the command gets propagated down

Source/cmSourceFilesCommand.cxx

@@ -41,14 +41,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSourceFilesCommand.h"
 
 // cmSourceFilesCommand
-bool cmSourceFilesCommand::InitialPass(std::vector<std::string>& args)
+bool cmSourceFilesCommand::InitialPass(std::vector<std::string> const& args)
 {
  if(args.size() < 1 )
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  for(std::vector<std::string>::iterator i = (args.begin() + 1);
+  for(std::vector<std::string>::const_iterator i = (args.begin() + 1);
       i != args.end(); ++i)
     {
     std::string copy = *i;

Source/cmSourceFilesCommand.h

@@ -70,7 +70,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmSourceFilesRemoveCommand.cxx

@@ -41,14 +41,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSourceFilesRemoveCommand.h"
 
 // cmSourceFilesRemoveCommand
-bool cmSourceFilesRemoveCommand::InitialPass(std::vector<std::string>& args)
+bool cmSourceFilesRemoveCommand::InitialPass(std::vector<std::string> const& args)
 {
  if(args.size() < 1 )
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  for(std::vector<std::string>::iterator i = (args.begin() + 1);
+  for(std::vector<std::string>::const_iterator i = (args.begin() + 1);
       i != args.end(); ++i)
     {
     cmSourceFile file;

Source/cmSourceFilesRemoveCommand.h

@@ -70,7 +70,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmSourceGroupCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSourceGroupCommand.h"
 
 // cmSourceGroupCommand
-bool cmSourceGroupCommand::InitialPass(std::vector<std::string>& args)
+bool cmSourceGroupCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() != 2)
     {

Source/cmSourceGroupCommand.h

@@ -65,7 +65,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
   
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmSubdirCommand.cxx

@@ -41,14 +41,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSubdirCommand.h"
 
 // cmSubdirCommand
-bool cmSubdirCommand::InitialPass(std::vector<std::string>& args)
+bool cmSubdirCommand::InitialPass(std::vector<std::string> const& args)
 {
  if(args.size() < 1 )
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  for(std::vector<std::string>::iterator i = args.begin();
+  for(std::vector<std::string>::const_iterator i = args.begin();
       i != args.end(); ++i)
     {
     m_Makefile->AddSubDirectory((*i).c_str());

Source/cmSubdirCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmSubdirDependsCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSubdirDependsCommand.h"
 
 // cmSubdirDependsCommand
-bool cmSubdirDependsCommand::InitialPass(std::vector<std::string>& args)
+bool cmSubdirDependsCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2)
     {

Source/cmSubdirDependsCommand.h

@@ -70,7 +70,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmTargetLinkLibrariesCommand.cxx

@@ -41,7 +41,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmTargetLinkLibrariesCommand.h"
 
 // cmTargetLinkLibrariesCommand
-bool cmTargetLinkLibrariesCommand::InitialPass(std::vector<std::string>& args)
+bool cmTargetLinkLibrariesCommand::InitialPass(std::vector<std::string> const& args)
 {
   if(args.size() < 2)
     {
@@ -50,7 +50,7 @@ bool cmTargetLinkLibrariesCommand::InitialPass(std::vector<std::string>& args)
     }
   // add libraries, nothe that there is an optional prefix 
   // of debug and optimized than can be used
-  std::vector<std::string>::iterator i = args.begin();
+  std::vector<std::string>::const_iterator i = args.begin();
   
   for(++i; i != args.end(); ++i)
     {

Source/cmTargetLinkLibrariesCommand.h

@@ -66,7 +66,7 @@ public:
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
-  virtual bool InitialPass(std::vector<std::string>& args);
+  virtual bool InitialPass(std::vector<std::string> const& args);
 
   /**
    * The name of the command as specified in CMakeList.txt.

Source/cmUseMangledMesaCommand.cxx

@@ -42,16 +42,17 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "cmSystemTools.h"
 
 // cmUseMangledMesaCommand
-bool cmUseMangledMesaCommand::InitialPass(std::vector<std::string>& args)
+bool cmUseMangledMesaCommand::InitialPass(std::vector<std::string> const& argsIn)
 { 
   // expected two arguments:
   // arguement one: the full path to gl_mangle.h
   // arguement two : directory for output of edited headers
-  if(args.size() < 2)
+  if(argsIn.size() < 2)
     {
     this->SetError("called with incorrect number of arguments");
     return false;
     }
+  std::vector<std::string>  args = argsIn;
   m_Makefile->ExpandVariablesInString(args[0]);
   m_Makefile->ExpandVariablesInString(args[1]);
   const char* inputDir = args[0].c_str();