cmSystemTools: Add RenameFile option to not replace destination

1 files changed, 8 insertions, 1 deletions

diff --git a/Source/cmSystemTools.h b/Source/cmSystemTools.h
index bb90135..3cc032c 100644
--- a/Source/cmSystemTools.h
+++ b/Source/cmSystemTools.h
@@ -128,9 +128,15 @@ public:
   static bool SimpleGlob(const std::string& glob,
                          std::vector<std::string>& files, int type = 0);
 
+  enum class Replace
+  {
+    Yes,
+    No,
+  };
   enum class RenameResult
   {
     Success,
+    NoReplace,
     Failure,
   };
 
@@ -139,7 +145,8 @@ public:
   static bool RenameFile(const std::string& oldname,
                          const std::string& newname);
   static RenameResult RenameFile(std::string const& oldname,
-                                 std::string const& newname, std::string* err);
+                                 std::string const& newname, Replace replace,
+                                 std::string* err = nullptr);
 
   //! Rename a file if contents are different, delete the source otherwise
   static void MoveFileIfDifferent(const std::string& source,