win32/handle: add move operators

win32/handle.cpp

@@ -17,14 +17,6 @@ handle::handle (HANDLE &&h):
 { ; }
 
 
-//-----------------------------------------------------------------------------
-handle::handle (handle &&rhs):
-    m_native (rhs.m_native)
-{
-    rhs.m_native = nullptr;
-}
-
-
 //-----------------------------------------------------------------------------
 handle::handle (posix::fd &&rhs):
     m_native (reinterpret_cast<HANDLE> (_get_osfhandle (rhs.release ())))
@@ -33,6 +25,22 @@ handle::handle (posix::fd &&rhs):
 }
 
 
+//-----------------------------------------------------------------------------
+handle::handle (cruft::win32::handle &&rhs) noexcept
+    : handle ()
+{
+    std::swap (m_native, rhs.m_native);
+}
+
+
+//-----------------------------------------------------------------------------
+handle& handle::operator= (handle &&rhs) noexcept
+{
+    std::swap (m_native, rhs.m_native);
+    return *this;
+}
+
+
 //-----------------------------------------------------------------------------
 handle::~handle ()
 {

win32/handle.hpp

@@ -17,7 +17,9 @@ namespace cruft::win32 {
         handle ();
         explicit handle (posix::fd&&);
         explicit handle (HANDLE&&);
-        handle (handle&&);
+
+        handle (handle&&) noexcept;
+        handle& operator= (handle&&) noexcept;
 
         handle (const handle&) = delete;
         handle& operator= (handle const&) = delete;