set_on_error.hpp

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// Copyright (c) 2006, 2007 Julio M. Merino Vidal
// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
// Copyright (c) 2009 Boris Schaeling
// Copyright (c) 2010 Felipe Tanus, Boris Schaeling
// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
//
// 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)
 
#pragma once
 
#include <boost/process/config.hpp>
#include <boost/process/windows/initializers/initializer_base.hpp>
#include <boost/system/error_code.hpp>
 
namespace boost::process::windows::initializers
{
 
    class set_on_error : public initializer_base
    {
    public:
        explicit set_on_error(boost::system::error_code& ec) : ec_(ec) {}
 
        template <class WindowsExecutor>
        void on_CreateProcess_error(WindowsExecutor&) const
        {
            BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec_);
        }
 
    private:
        boost::system::error_code& ec_;
    };
 
}