1 files changed, 11 insertions, 4 deletions
diff --git a/Source/cmSystemTools.h b/Source/cmSystemTools.h
index d49af74..09ceea6 100644
--- a/Source/cmSystemTools.h
+++ b/Source/cmSystemTools.h
@@ -383,12 +383,19 @@ public:
   static void EnableVSConsoleOutput();
 
   /** Create tar */
+  enum cmTarCompression
+  {
+    TarCompressGZip,
+    TarCompressBZip2,
+    TarCompressXZ,
+    TarCompressNone
+  };
   static bool ListTar(const char* outFileName,
-                      bool gzip, bool verbose);
+                      bool verbose);
   static bool CreateTar(const char* outFileName,
-                        const std::vector<std::string>& files, bool gzip,
-                        bool bzip2, bool verbose);
-  static bool ExtractTar(const char* inFileName, bool gzip,
+                        const std::vector<std::string>& files,
+                        cmTarCompression compressType, bool verbose);
+  static bool ExtractTar(const char* inFileName,
                          bool verbose);
   // This should be called first thing in main
   // it will keep child processes from inheriting the