uIRCd/src/log.h

/*
 *  This file is part of uIRCd. (https://git.redxen.eu/caskd/uIRCd)
 *  Copyright (c) 2019, 2020 Alex-David Denes * *  uIRCd 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
 *  any later version.
 *
 *  uIRCd 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 uIRCd.  If not, see <https://www.gnu.org/licenses/>.
 */

#include "global.h"
#include "structs.h"
#include <errno.h>
#include <stdio.h>
#include <string.h>

#ifndef _UIRCD_INCLUDED_LOG
#define _UIRCD_INCLUDED_LOG

#define LOG_FATAL 0
#define LOG_ERROR 1
#define LOG_WARN 2
#define LOG_INFO 3
#define LOG_VERBOSE 4
#define LOG_DEBUG 5

#define LOG(LEVEL, ...)                                                                           \
	{                                                                                         \
		if (LEVEL <= loglevel) {                                                          \
			char* logchar = "?";                                                      \
			switch (LEVEL) {                                                          \
				case (LOG_DEBUG): logchar = "D"; break;                           \
				case (LOG_VERBOSE): logchar = "V"; break;                         \
				case (LOG_INFO): logchar = "I"; break;                            \
				case (LOG_WARN): logchar = "W"; break;                            \
				case (LOG_ERROR): logchar = "E"; break;                           \
				case (LOG_FATAL): logchar = "F"; break;                           \
			}                                                                         \
			fprintf(stderr, "[%s] ", logchar);                                        \
			fprintf(stderr, __VA_ARGS__);                                             \
			if (loglevel == LOG_DEBUG)                                                \
				fprintf(stderr, " --> LINE: %i -- FILE: %s", __LINE__, __FILE__); \
			putc('\n', stderr);                                                       \
		}                                                                                 \
	}
#endif