116 lines
2.7 KiB
C++
116 lines
2.7 KiB
C++
/*
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* This file is part of libgim.
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*
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* libgim is free software: you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* libgim is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with libgim. If not, see <http://www.gnu.org/licenses/>.
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*
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* Copyright 2012 Danny Robson <danny@nerdcruft.net>
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*/
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#include "log.hpp"
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#include "debug.hpp"
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#include "types.hpp"
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#include <ctime>
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#include <cstring>
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#include <map>
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#include <string>
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#include <boost/format.hpp>
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using namespace util;
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using std::string;
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using std::map;
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void
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check_level (level_t l)
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{ check (l >= 0 && l < NUM_LEVELS); }
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const string&
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level_to_string (level_t l) {
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check_level (l);
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static const std::string level_names[] = {
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"EMERGENCY",
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"ALERT",
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"CRITICAL",
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"ERROR",
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"WARN",
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"NOTICE",
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"INFO",
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"DEBUG"
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};
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return level_names[l];
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}
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level_t
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string_to_level (const string &name) {
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static const map <string, level_t> NAME_LEVELS = {
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{ "EMERGENCY", EMERGENCY },
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{ "ALERT", ALERT },
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{ "CRITICAL", CRITICAL },
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{ "ERROR", ERROR },
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{ "WARNING", WARNING },
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{ "WARN", WARNING },
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{ "NOTICE", NOTICE },
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{ "INFO", INFO },
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{ "INFORMATIONAL", INFORMATIONAL },
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{ "DEBUG", DEBUG }
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};
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auto pos = NAME_LEVELS.find (name);
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if (pos == NAME_LEVELS.end ())
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throw std::range_error (name);
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return pos->second;
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}
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std::ostream&
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util::operator<< (std::ostream& os, level_t l) {
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os << level_to_string (l);
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return os;
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}
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void
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util::log (level_t l, const std::string &format)
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{ detail::log (l, boost::format (format)); }
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void
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util::detail::log (level_t level, boost::format &&format) {
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static const boost::format LEVEL_FORMAT ("%s [%s] ");
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char time_string[strlen("YYYY-mm-dd HHMMh") + 1];
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time_t unix_time = time (nullptr);
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if (0 == strftime (time_string,
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elems (time_string),
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"%Y-%m-%d %H%Mh",
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localtime (&unix_time))) {
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unusual ();
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return;
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}
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std::cerr << boost::format (LEVEL_FORMAT)
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% time_string
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% level
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<< format
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<< "\n";
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}
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