log.h

/*
 *
 *   honggfuzz - logging
 *   -----------------------------------------
 *
 *   Copyright 2014 Google Inc. All Rights Reserved.
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *
 */

#ifndef _HF_LOG_H_
#define _HF_LOG_H_

#include <getopt.h>
#include <pthread.h>
#include <stdbool.h>

#include "common.h"

enum llevel_t {
    FATAL = 0,
    ERROR,
    WARNING,
    INFO,
    DEBUG,
    HELP,
    HELP_BOLD
};

extern enum llevel_t log_level;

#define LOG_HELP(...) logLog(HELP, __FUNCTION__, __LINE__, false, __VA_ARGS__);
#define LOG_HELP_BOLD(...) logLog(HELP_BOLD, __FUNCTION__, __LINE__, false, __VA_ARGS__);

#define LOG_D(...) if (log_level >= DEBUG) { logLog(DEBUG, __FUNCTION__, __LINE__, false, __VA_ARGS__); }
#define LOG_I(...) if (log_level >= INFO) { logLog(INFO, __FUNCTION__, __LINE__, false, __VA_ARGS__); }
#define LOG_W(...) if (log_level >= WARNING) { logLog(WARNING, __FUNCTION__, __LINE__, false, __VA_ARGS__); }
#define LOG_E(...) if (log_level >= ERROR) { logLog(ERROR, __FUNCTION__, __LINE__, false, __VA_ARGS__); }
#define LOG_F(...) if (log_level >= FATAL) { logLog(FATAL, __FUNCTION__, __LINE__, false, __VA_ARGS__); }

#define PLOG_D(...) if (log_level >= DEBUG) { logLog(DEBUG, __FUNCTION__, __LINE__, true, __VA_ARGS__); }
#define PLOG_I(...) if (log_level >= INFO) { logLog(INFO, __FUNCTION__, __LINE__, true, __VA_ARGS__); }
#define PLOG_W(...) if (log_level >= WARNING) { logLog(WARNING, __FUNCTION__, __LINE__, true, __VA_ARGS__); }
#define PLOG_E(...) if (log_level >= ERROR) { logLog(ERROR, __FUNCTION__, __LINE__, true, __VA_ARGS__); }
#define PLOG_F(...) if (log_level >= FATAL) { logLog(FATAL, __FUNCTION__, __LINE__, true, __VA_ARGS__); }

extern bool logInitLogFile(const char *logfile, enum llevel_t ll);

extern void logLog(enum llevel_t ll, const char *fn, int ln, bool perr, const char *fmt, ...)
    __attribute__ ((format(printf, 5, 6)));

extern void logStop(int sig);

extern bool logIsTTY(void);

extern int logFd(void);

extern pthread_mutex_t *logMutexGet(void);

#endif                          /* _HF_LOG_H_ */