start_in_dir.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/windows/initializers/initializer_base.hpp>
#include <filesystem>
#include <string>
 
namespace boost::process::windows::initializers
{
 
    template <class String>
    class start_in_dir_ : public initializer_base
    {
    public:
        explicit start_in_dir_(const String& s) : s_(s) {}
 
        template <class WindowsExecutor>
        void on_CreateProcess_setup(WindowsExecutor& e) const
        {
            e.work_dir = s_.c_str();
        }
 
    private:
        String s_;
    };
 
#if defined(_UNICODE) || defined(UNICODE)
    inline start_in_dir_<std::wstring> start_in_dir(const wchar_t* ws)
    {
        return start_in_dir_<std::wstring>(ws);
    }
 
    inline start_in_dir_<std::wstring> start_in_dir(const std::wstring& ws)
    {
        return start_in_dir_<std::wstring>(ws);
    }
 
    inline start_in_dir_<std::wstring> start_in_dir(const std::filesystem::path& p)
    {
        return start_in_dir_<std::wstring>(p.wstring());
    }
#else
    inline start_in_dir_<std::string> start_in_dir(const char* s)
    {
        return start_in_dir_<std::string>(s);
    }
 
    inline start_in_dir_<std::string> start_in_dir(const std::string& s)
    {
        return start_in_dir_<std::string>(s);
    }
 
    inline start_in_dir_<std::string> start_in_dir(const std::filesystem::path& p)
    {
        return start_in_dir_<std::string>(p.string());
    }
#endif
 
}