| /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ |
| /* |
| * Copyright (c) 2014-2018, Regents of the University of California, |
| * Arizona Board of Regents, |
| * Colorado State University, |
| * University Pierre & Marie Curie, Sorbonne University, |
| * Washington University in St. Louis, |
| * Beijing Institute of Technology, |
| * The University of Memphis. |
| * |
| * This file is part of NFD (Named Data Networking Forwarding Daemon). |
| * See AUTHORS.md for complete list of NFD authors and contributors. |
| * |
| * NFD 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. |
| * |
| * NFD 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 |
| * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include "logger.hpp" |
| |
| #ifdef HAVE_CUSTOM_LOGGER |
| #error "This file should not be compiled when custom logger is used" |
| #endif |
| |
| #include <cinttypes> |
| #include <cstdlib> |
| #include <stdio.h> |
| #include <type_traits> |
| |
| #include <ndn-cxx/util/time.hpp> |
| |
| namespace nfd { |
| |
| Logger::Logger(const std::string& name, LogLevel level) |
| : m_moduleName(name) |
| , m_enabledLogLevel(level) |
| { |
| } |
| |
| std::ostream& |
| operator<<(std::ostream& os, const LoggerTimestamp&) |
| { |
| using namespace ndn::time; |
| |
| const auto sinceEpoch = system_clock::now().time_since_epoch(); |
| BOOST_ASSERT(sinceEpoch.count() >= 0); |
| // use abs() to silence truncation warning in snprintf(), see #4365 |
| const auto usecs = std::abs(duration_cast<microseconds>(sinceEpoch).count()); |
| const auto usecsPerSec = microseconds::period::den; |
| |
| // 10 (whole seconds) + '.' + 6 (fraction) + '\0' |
| char buffer[10 + 1 + 6 + 1]; |
| BOOST_ASSERT_MSG(usecs / usecsPerSec <= 9999999999, "whole seconds cannot fit in 10 characters"); |
| |
| static_assert(std::is_same<microseconds::rep, int_least64_t>::value, |
| "PRIdLEAST64 is incompatible with microseconds::rep"); |
| // std::snprintf unavailable on some platforms, see #2299 |
| ::snprintf(buffer, sizeof(buffer), "%" PRIdLEAST64 ".%06" PRIdLEAST64, |
| usecs / usecsPerSec, usecs % usecsPerSec); |
| |
| return os << buffer; |
| } |
| |
| } // namespace nfd |