ENH: Factor out VCS tool detection

In cmCTestUpdateHandler, this factors out version control tool detection
from the monolithic cmCTestUpdateHandler::ProcessHandler to separate
methods.  This also places priority on detection of the tool managing
the source tree since using any other tool will cause errors.

1 files changed, 6 insertions, 0 deletions

diff --git a/Source/CTest/cmCTestUpdateHandler.h b/Source/CTest/cmCTestUpdateHandler.h
index e6a5ac8..f64b8f2 100644
--- a/Source/CTest/cmCTestUpdateHandler.h
+++ b/Source/CTest/cmCTestUpdateHandler.h
@@ -63,7 +63,13 @@ private:
   // Determine the type of version control
   int DetermineType(const char* cmd, const char* type);
 
+  // The VCS command to update the working tree.
+  std::string UpdateCommand;
+  int UpdateType;
+
   bool InitialCheckout(std::ostream& ofs);
+  int DetectVCS(const char* dir);
+  bool SelectVCS();
 };
 
 #if defined(__sgi) && !defined(__GNUC__)