KWSys 2020-03-25 (4380f1ae)

Code extracted from:

    https://gitlab.kitware.com/utils/kwsys.git

at commit 4380f1ae99f3206938251393e94055a3e4120b2c (master).

Upstream Shortlog
-----------------

Rolf Eike Beer (6):
      25b61c12 Directory: make it move constructible and assignable
      8b1a29e1 optimize SystemToolsParseRegistryKey()
      420c3b04 call std::string::clear() instead of assigning ""
      bc9a4256 avoid inefficient usage of std::string::substr()
      e3c051e2 SystemTools: create directories with the right permissions on Un*x
      0085096e avoid std::string::find() to check for prefix

1 files changed, 12 insertions, 0 deletions

diff --git a/Directory.cxx b/Directory.cxx
index 1a772b4..d640948 100644
--- a/Directory.cxx
+++ b/Directory.cxx
@@ -35,6 +35,18 @@ Directory::Directory()
   this->Internal = new DirectoryInternals;
 }
 
+Directory::Directory(Directory&& other)
+{
+  this->Internal = other.Internal;
+  other.Internal = nullptr;
+}
+
+Directory& Directory::operator=(Directory&& other)
+{
+  std::swap(this->Internal, other.Internal);
+  return *this;
+}
+
 Directory::~Directory()
 {
   delete this->Internal;