/*
  *  MoMEMta: a modular implementation of the Matrix Element Method
  *  Copyright (C) 2016  Universite catholique de Louvain (UCL), Belgium
  *
  *  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/>.
  */
 
 #pragma once
 
 #include <momemta/impl/logger/common.h>
 #include <momemta/impl/logger/logger.h>
 
 #define MERGE(a, b) a##b
 #define UNIQUE_WRAPPER_NAME_INTERNAL(a) MERGE(_momemta_logger_, a)
 #define UNIQUE_WRAPPER_NAME UNIQUE_WRAPPER_NAME_INTERNAL(__LINE__)
 
 #define LOG_INTERNAL(lvl, wrapper) \
     for (::logger::ostream_wrapper wrapper(*::logger::get(), ::logging::level::lvl); wrapper.valid(); wrapper.destroy()) \
         wrapper
 
 #define LOG(lvl) \
     LOG_INTERNAL(lvl, UNIQUE_WRAPPER_NAME)
 
 namespace logging {
     void set_level(::logging::level::level_enum lvl);
 }