整理

include/boost/process/v1/detail/windows/group_ref.hpp

@@ -0,0 +1,54 @@
+// Copyright (c) 2016 Klemens D. Morgenstern
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_PROCESS_DETAIL_WINDOWS_GROUP_REF_HPP_
+#define BOOST_PROCESS_DETAIL_WINDOWS_GROUP_REF_HPP_
+
+#include <boost/winapi/process.hpp>
+#include <boost/process/v1/detail/config.hpp>
+#include <boost/process/v1/detail/windows/group_handle.hpp>
+#include <boost/process/v1/detail/used_handles.hpp>
+#include <boost/process/v1/detail/windows/handler.hpp>
+
+namespace boost { namespace process { BOOST_PROCESS_V1_INLINE namespace v1 {
+
+namespace detail { namespace windows {
+
+
+
+struct group_ref : handler_base_ext, ::boost::process::v1::detail::uses_handles
+{
+    ::boost::winapi::HANDLE_ handle;
+
+    ::boost::winapi::HANDLE_ get_used_handles() const { return handle; }
+
+    explicit group_ref(group_handle &g) :
+                handle(g.handle())
+    {}
+
+    template <class Executor>
+    void on_setup(Executor& exec) const
+    {
+        //I can only enable this if the current process supports breakaways.
+        if (in_group() && break_away_enabled(nullptr))
+            exec.creation_flags  |= boost::winapi::CREATE_BREAKAWAY_FROM_JOB_;
+    }
+
+
+    template <class Executor>
+    void on_success(Executor& exec) const
+    {
+        if (!::boost::winapi::AssignProcessToJobObject(handle, exec.proc_info.hProcess))
+            exec.set_error(::boost::process::v1::detail::get_last_error(),
+                           "AssignProcessToJobObject() failed.");
+
+    }
+
+};
+
+}}}}}
+
+
+#endif /* BOOST_PROCESS_DETAIL_WINDOWS_GROUP_HPP_ */