cmSystemTools: Remove redundant cmCopyFile() and Split()

Source/cmFileCommand.cxx

@@ -3756,7 +3756,7 @@ bool cmFileCommand::HandleCreateLinkCommand(
 
   // Check if copy-on-error is enabled in the arguments.
   if (!completed && copyOnErrorArg.IsEnabled()) {
-    completed = cmSystemTools::cmCopyFile(fileName, newFileName);
+    completed = cmsys::SystemTools::CopyFileAlways(fileName, newFileName);
     if (!completed) {
       result = "Copy failed: " + cmSystemTools::GetLastSystemError();
     }

Source/cmSystemTools.cxx

@@ -935,12 +935,6 @@ std::string cmSystemTools::FileExistsInParentDirectories(
   return "";
 }
 
-bool cmSystemTools::cmCopyFile(const std::string& source,
-                               const std::string& destination)
-{
-  return Superclass::CopyFileAlways(source, destination);
-}
-
 #ifdef _WIN32
 cmSystemTools::WindowsFileRetry cmSystemTools::GetWindowsFileRetry()
 {
@@ -1388,14 +1382,6 @@ cmSystemTools::FileFormat cmSystemTools::GetFileFormat(std::string const& ext)
   return cmSystemTools::UNKNOWN_FILE_FORMAT;
 }
 
-bool cmSystemTools::Split(const char* s, std::vector<std::string>& l)
-{
-  std::vector<std::string> temp;
-  bool res = Superclass::Split(s, temp);
-  l.insert(l.end(), temp.begin(), temp.end());
-  return res;
-}
-
 std::string cmSystemTools::ConvertToOutputPath(std::string const& path)
 {
 #if defined(_WIN32) && !defined(__CYGWIN__)

Source/cmSystemTools.h

@@ -172,10 +172,6 @@ public:
   static bool SimpleGlob(const std::string& glob,
                          std::vector<std::string>& files, int type = 0);
 
-  ///! Copy a file.
-  static bool cmCopyFile(const std::string& source,
-                         const std::string& destination);
-
   /** Rename a file or directory within a single disk volume (atomic
       if possible).  */
   static bool RenameFile(const std::string& oldname,
@@ -347,9 +343,6 @@ public:
                          cmDuration timeout, std::vector<char>& out,
                          std::vector<char>& err);
 
-  /** Split a string on its newlines into multiple lines.  Returns
-      false only if the last line stored had no newline.  */
-  static bool Split(const char* s, std::vector<std::string>& l);
   static void SetForceUnixPaths(bool v) { s_ForceUnixPaths = v; }
   static bool GetForceUnixPaths() { return s_ForceUnixPaths; }
 

Source/cmake.cxx

@@ -2354,7 +2354,7 @@ int cmake::GetSystemInformation(std::vector<std::string>& args)
   outFile += "/CMakeLists.txt";
 
   // Copy file
-  if (!cmSystemTools::cmCopyFile(inFile, outFile)) {
+  if (!cmsys::SystemTools::CopyFileAlways(inFile, outFile)) {
     std::cerr << "Error copying file \"" << inFile << "\" to \"" << outFile
               << "\".\n";
     return 1;

Source/cmcmd.cxx

@@ -482,7 +482,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
       // If error occurs we want to continue copying next files.
       bool return_value = false;
       for (std::string::size_type cc = 2; cc < args.size() - 1; cc++) {
-        if (!cmSystemTools::cmCopyFile(args[cc], args.back())) {
+        if (!cmsys::SystemTools::CopyFileAlways(args[cc], args.back())) {
           std::cerr << "Error copying file \"" << args[cc] << "\" to \""
                     << args.back() << "\".\n";
           return_value = true;