CTest: Fix locale used for VCS updates

6a661f06030b85b4484733375bbb0aa23eca7446 fixed the
locale used for message output but at the same time broke the locale
used for filename encodings.

This commit preserves LC_CTYPE in the presence of LC_ALL.

1 files changed, 32 insertions, 0 deletions

diff --git a/Source/cmCLocaleEnvironmentScope.h b/Source/cmCLocaleEnvironmentScope.h
new file mode 100644
index 0000000000..b011741a3b
--- /dev/null
+++ b/Source/cmCLocaleEnvironmentScope.h
@@ -0,0 +1,32 @@
+/*============================================================================
+  CMake - Cross Platform Makefile Generator
+  Copyright 2015 Kitware, Inc., Insight Software Consortium
+
+  Distributed under the OSI-approved BSD License (the "License");
+  see accompanying file Copyright.txt for details.
+
+  This software is distributed WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the License for more information.
+============================================================================*/
+
+#ifndef cmCLocaleEnvironmentScope_h
+#define cmCLocaleEnvironmentScope_h
+
+#include "cmStandardIncludes.h"
+
+class cmCLocaleEnvironmentScope
+{
+public:
+  cmCLocaleEnvironmentScope();
+  ~cmCLocaleEnvironmentScope();
+
+private:
+  std::string GetEnv(std::string const& key);
+  void SetEnv(std::string const& key, std::string const& value);
+
+  typedef std::map<std::string, std::string> backup_map_t;
+  backup_map_t EnvironmentBackup;
+};
+
+#endif