exception.hpp

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//
// Copyright 2010-2011 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_EXCEPTION_HPP
#define INCLUDED_UHD_EXCEPTION_HPP

#include <uhd/config.hpp>
#include <boost/current_function.hpp>
#include <stdexcept>
#include <string>

namespace uhd{

    struct UHD_API exception : std::runtime_error{
        exception(const std::string &what);
        virtual unsigned code(void) const = 0;
        virtual exception *dynamic_clone(void) const = 0;
        virtual void dynamic_throw(void) const = 0;
    };

    struct UHD_API assertion_error : exception{
        assertion_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual assertion_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API lookup_error : exception{
        lookup_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual lookup_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API index_error : lookup_error{
        index_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual index_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API key_error : lookup_error{
        key_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual key_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API type_error : exception{
        type_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual type_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API value_error : exception{
        value_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual value_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API runtime_error : exception{
        runtime_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual runtime_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API usb_error : runtime_error{
        int _code;
        usb_error(int code, const std::string &what);
        virtual unsigned code(void) const { return _code; };
        virtual usb_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API not_implemented_error : runtime_error{
        not_implemented_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual not_implemented_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API environment_error : exception{
        environment_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual environment_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API io_error : environment_error{
        io_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual io_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API os_error : environment_error{
        os_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual os_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    struct UHD_API system_error : exception{
        system_error(const std::string &what);
        virtual unsigned code(void) const;
        virtual system_error *dynamic_clone(void) const;
        virtual void dynamic_throw(void) const;
    };

    #define UHD_THROW_SITE_INFO(what) std::string( \
        std::string(what) + "\n" + \
        "  in " + std::string(BOOST_CURRENT_FUNCTION) + "\n" + \
        "  at " + std::string(__FILE__) + ":" + BOOST_STRINGIZE(__LINE__) + "\n" \
    )

    #define UHD_THROW_INVALID_CODE_PATH() \
        throw uhd::system_error(UHD_THROW_SITE_INFO("invalid code path"))

    #define UHD_ASSERT_THROW(code) {if (not (code)) \
        throw uhd::assertion_error(UHD_THROW_SITE_INFO(#code)); \
    }

} //namespace uhd

#endif /* INCLUDED_UHD_EXCEPTION_HPP */