mirror of
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85 lines
2.9 KiB
C
85 lines
2.9 KiB
C
/* logger.h
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*
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* Wrapping logger functions in nice macros
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*
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* Copyright (C) 2013 Tox project All Rights Reserved.
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*
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* This file is part of Tox.
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*
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* Tox is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Tox is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more 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 Tox. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef __TOXLOGGER
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#define __TOXLOGGER
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#include <string.h>
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#ifdef LOGGING
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typedef enum _LoggerLevel {
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INFO,
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DEBUG,
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WARNING,
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ERROR
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} LoggerLevel;
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/*
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* Set 'level' as the lowest printable level
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*/
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int logger_init(const char *file_name, LoggerLevel level);
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const char *logger_stringify_level(LoggerLevel level);
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unsigned logger_get_pid();
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void logger_write (LoggerLevel level, const char *format, ...);
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char *logger_timestr (char *dest, size_t max_size);
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#if defined(_WIN32) || defined(__WIN32__) || defined (WIN32)
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#define _SFILE (strrchr(__FILE__, '\\') ? strrchr(__FILE__, '\\') + 1 : __FILE__)
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#else
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#define _SFILE (strrchr(__FILE__, '/') ? strrchr(__FILE__, '/') + 1 : __FILE__)
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#endif
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#define WRITE_FORMAT(__LEVEL__, format) char __time__[20]; char* the_str = calloc(sizeof(char), strlen(format)+ 500); sprintf(the_str, "\n[%u] [%s] [%s] [%s:%d %s()] %s", \
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logger_get_pid(), logger_stringify_level(__LEVEL__), logger_timestr(__time__, 20), _SFILE, __LINE__, __func__, format)
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/* Use these macros */
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#define LOGGER_INIT(name, level) logger_init(name, level);
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#define LOGGER_INFO(format, ...) do { WRITE_FORMAT(INFO, format); logger_write( INFO, the_str, ##__VA_ARGS__ ); free(the_str); } while (0)
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#define LOGGER_DEBUG(format, ...) do { WRITE_FORMAT(DEBUG, format); logger_write( DEBUG, the_str, ##__VA_ARGS__ ); free(the_str); } while (0)
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#define LOGGER_WARNING(format, ...) do { WRITE_FORMAT(WARNING, format); logger_write( WARNING, the_str, ##__VA_ARGS__ ); free(the_str); } while (0)
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#define LOGGER_ERROR(format, ...) do { WRITE_FORMAT(ERROR, format); logger_write( ERROR, the_str, ##__VA_ARGS__ ); free(the_str); } while (0)
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/* To do some checks or similar only when logging use this */
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#define LOGGER_SCOPE(__SCOPE_DO__) do { __SCOPE_DO__ } while(0)
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#else
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#define LOGGER_INIT(name, level) do {} while(0)
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#define LOGGER_INFO(format, ...) do {} while(0)
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#define LOGGER_DEBUG(format, ...) do {} while(0)
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#define LOGGER_WARNING(format, ...) do {} while(0)
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#define LOGGER_ERROR(format, ...) do {} while(0)
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#define LOGGER_SCOPE(__SCOPE_DO__) do {} while(0)
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#endif /* LOGGING */
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#endif /* __TOXLOGGER */
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