/*

 * Hedgewars, a free turn based strategy game

 * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>

 *

 * 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 2

 * 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, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

 */

#ifndef LOGGING_H_

#define LOGGING_H_

#include <stdint.h>

#include <stdio.h>

#include <stdbool.h>

#define FLIB_LOGLEVEL_ALL -100

#define FLIB_LOGLEVEL_DEBUG -1

#define FLIB_LOGLEVEL_INFO 0

#define FLIB_LOGLEVEL_WARNING 1

#define FLIB_LOGLEVEL_ERROR 2

#define FLIB_LOGLEVEL_NONE 100

/**

 * Returns a pointer to a static buffer, don't free or store.

 */

char* flib_format_ip(uint32_t numip);

/**

 * Evaluates the expression cond. If it is true, a formatted error will be logged.

 * Returns true if an error is logged, false otherwise (i.e. the boolean value of the argument)

 */

#define log_e_if(cond, ...) _flib_fassert(__func__, FLIB_LOGLEVEL_ERROR, !(bool)(cond), __VA_ARGS__)

#define log_w_if(cond, ...) _flib_fassert(__func__, FLIB_LOGLEVEL_WARNING, !(bool)(cond), __VA_ARGS__)

/**

 */

#define log_oom_if(cond) log_e_if(cond, "Out of Memory")

#define flib_log_e(...) _flib_flog(__func__, FLIB_LOGLEVEL_ERROR, __VA_ARGS__)

#define flib_log_w(...) _flib_flog(__func__, FLIB_LOGLEVEL_WARNING, __VA_ARGS__)

#define flib_log_i(...) _flib_flog(__func__, FLIB_LOGLEVEL_INFO, __VA_ARGS__)

#define flib_log_d(...) _flib_flog(__func__, FLIB_LOGLEVEL_DEBUG, __VA_ARGS__)

bool _flib_fassert(const char *func, int level, bool cond, const char *fmt, ...);

void _flib_flog(const char *func, int level, const char *fmt, ...);

int flib_log_getLevel();

void flib_log_setLevel(int level);

void flib_log_setFile(FILE *logfile);

bool flib_log_isActive(int level);

#endif /* LOGGING_H_ */