C++ (Cpp) BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR示例

示例#1

文件： wait_for_exit.hpp 项目： pbondo/uniproxy

inline DWORD wait_for_exit(const Process &p, boost::system::error_code &ec)
{
    DWORD exit_code;

    if (::WaitForSingleObject(p.process_handle(), INFINITE) == WAIT_FAILED)
        BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec);
    else if (!::GetExitCodeProcess(p.process_handle(), &exit_code))
        BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec);
    else
        ec.clear();

    return exit_code;
}

示例#2

文件： create_pipe.hpp 项目： 090809/TrinityCore

inline pipe create_pipe(boost::system::error_code &ec)
{
    HANDLE handles[2];
    if (!::CreatePipe(&handles[0], &handles[1], NULL, 0))
        BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec);
    else
        ec.clear();
    return make_pipe(handles[0], handles[1]);
}