/*************************************************************************

 *

 * Copyright (c) 2008-2015 Kohei Yoshida

 *

 * Permission is hereby granted, free of charge, to any person

 * obtaining a copy of this software and associated documentation

 * files (the "Software"), to deal in the Software without

 * restriction, including without limitation the rights to use,

 * copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the

 * Software is furnished to do so, subject to the following

 * conditions:

 *

 * The above copyright notice and this permission notice shall be

 * included in all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 * OTHER DEALINGS IN THE SOFTWARE.

 *

 ************************************************************************/

#ifndef INCLUDED_MDDS_GLOBAL_HPP

#define INCLUDED_MDDS_GLOBAL_HPP

#include <exception>

#include <string>

#include <memory>

#include <utility>

/**

 * \def MDDS_ASCII(literal)

 *

 * Expands a \a literal string into two arguments: the first one is the

 * literal string itself, and the second one is the length of that string.

 *

 * Note that this macro only works with literal strings defined inline; it

 * does not work with pointer values that point to strings defined

 * elsewhere.

 */

#define MDDS_ASCII(literal) literal, sizeof(literal)-1

/**

 * \def MDDS_N_ELEMENTS(name)

 *

 * Calculates the length of \a name array provided that the array definition

 * is given in the same compilation unit.

 */

#define MDDS_N_ELEMENTS(name) sizeof(name)/sizeof(name[0])

namespace mdds {

class general_error : public ::std::exception

{

public:

    general_error(const ::std::string& msg) : m_msg(msg) {}

    virtual ~general_error() throw() {}

    virtual const char* what() const throw()

    {

        return m_msg.c_str();

    }

private:

    ::std::string m_msg;

};

class invalid_arg_error : public general_error

{

public:

    invalid_arg_error(const ::std::string& msg) : general_error(msg) {}

};

class size_error : public general_error

{

public:

    size_error(const std::string& msg) : general_error(msg) {}

};

class type_error : public general_error

{

public:

    type_error(const std::string& msg) : general_error(msg) {}

};

template<typename T, typename ...Args>

std::unique_ptr<T> make_unique(Args&& ...args)

{

    return std::unique_ptr<T>(new T(std::forward<Args>(args)...));

}

}

#endif