msg.hpp

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//
// Copyright 2011-2013 Ettus Research LLC
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

#ifndef INCLUDED_UHD_UTILS_MSG_HPP
#define INCLUDED_UHD_UTILS_MSG_HPP

#include <uhd/config.hpp>
#include <uhd/utils/pimpl.hpp>
#include <ostream>
#include <iomanip>
#include <string>

#define UHD_MSG(type) \
    uhd::msg::_msg(uhd::msg::type)()

#define UHD_HERE() \
    UHD_MSG(status) << __FILE__ << ":" << __LINE__ << std::endl

#define UHD_VAR(var) \
    UHD_MSG(status) << #var << " = " << var << std::endl;

#define UHD_HEX(var) \
    UHD_MSG(status) << #var << " = 0x" << std::hex << std::setfill('0') << std::setw(8) << var << std::dec << std::endl;

namespace uhd{ namespace msg{

    enum type_t{
        status  = 's',
        warning = 'w',
        error   = 'e',
        fastpath= 'f'
    };

    typedef void (*handler_t)(type_t, const std::string &);

    UHD_API void register_handler(const handler_t &handler);

    class UHD_API _msg{
    public:
        _msg(const type_t type);
        ~_msg(void);
        std::ostream &operator()(void);
    private:
        UHD_PIMPL_DECL(impl) _impl;
    };

}} //namespace uhd::msg

#endif /* INCLUDED_UHD_UTILS_MSG_HPP */