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/*
* Ouroboros - Copyright (C) 2016 - 2024
*
* Logging facilities
*
* Dimitri Staessens <dimitri@ouroboros.rocks>
* Sander Vrijders <sander@ouroboros.rocks>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* version 2.1 as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
#ifndef OUROBOROS_LIB_LOGS_H
#define OUROBOROS_LIB_LOGS_H
#ifndef OUROBOROS_PREFIX
#error You must define OUROBOROS_PREFIX before including this file
#endif
#include <ouroboros/hash.h>
#include <unistd.h>
#include <stdio.h>
#include <stdbool.h>
#include <syslog.h>
#define CLR_RED "\x1b[31m"
#define CLR_GREEN "\x1b[32m"
#define CLR_YELLOW "\x1b[33m"
#define CLR_RESET "\x1b[0m"
#define DEBUG_CODE "DB"
#define ERROR_CODE "EE"
#define WARN_CODE "WW"
#define INFO_CODE "II"
extern bool log_syslog;
void log_init(bool sysout);
void log_fini(void);
#define __olog(CLR, LVL, SYSLVL, ...) \
do { \
if (log_syslog) { \
syslog(SYSLVL, __VA_ARGS__); \
} else { \
printf(CLR "==%05d== " OUROBOROS_PREFIX \
"(" LVL "): ", getpid()); \
printf(__VA_ARGS__); \
printf(CLR_RESET "\n"); \
fflush(stdout); \
} \
} while (0)
#define __olog_id(CLR, LVL, SYSLVL, id, fmt, ...) \
do { \
if (log_syslog) { \
syslog(SYSLVL, "[" HASH_FMT64 "] " fmt, \
HASH_VAL64(id), ## __VA_ARGS__); \
} else { \
printf(CLR "==%05d== " OUROBOROS_PREFIX \
"(" LVL "): ", getpid()); \
printf("[" HASH_FMT64 "] " fmt, \
HASH_VAL64(id), ## __VA_ARGS__); \
printf(CLR_RESET "\n"); \
fflush(stdout); \
} \
} while (0)
#define log_err(...) \
__olog(CLR_RED, ERROR_CODE, LOG_ERR, __VA_ARGS__)
#define log_warn(...) \
__olog(CLR_YELLOW, WARN_CODE, LOG_WARNING, __VA_ARGS__)
#define log_info(...) \
__olog(CLR_GREEN, INFO_CODE, LOG_INFO, __VA_ARGS__)
#define log_err_id(id, fmt, ...) \
__olog_id(CLR_RED, ERROR_CODE, LOG_ERR, id, fmt, ## __VA_ARGS__)
#define log_warn_id(id, fmt, ...) \
__olog_id(CLR_YELLOW, WARN_CODE, LOG_WARNING, id, fmt, ## __VA_ARGS__)
#define log_info_id(id, fmt, ...) \
__olog_id(CLR_GREEN, INFO_CODE, LOG_INFO, id, fmt, ## __VA_ARGS__)
#ifdef CONFIG_OUROBOROS_DEBUG
#define log_dbg(...) __olog("", DEBUG_CODE, LOG_DEBUG, __VA_ARGS__)
#define log_dbg_id(id, fmt, ...) \
__olog_id("", DEBUG_CODE, LOG_DEBUG, id, fmt, ## __VA_ARGS__)
#else
#define log_dbg(...) do { } while (0)
#define log_dbg_id(...) do { } while (0)
#endif
#endif /* OUROBOROS_LIB_LOGS_H */
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