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/*
* Copyright (C) 2014-2020 Paul Cercueil <paul@crapouillou.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* 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.
*/
#ifndef DEBUG_H
#define DEBUG_H
#include <stdio.h>
#include <unistd.h>
#define NOLOG_L 0
#define ERROR_L 1
#define WARNING_L 2
#define INFO_L 3
#define DEBUG_L 4
#ifndef LOG_LEVEL
#define LOG_LEVEL INFO_L
#endif
// -------------
#ifndef COLOR_DEBUG
#define COLOR_DEBUG "\e[0;32m"
#endif
#ifndef COLOR_WARNING
#define COLOR_WARNING "\e[01;35m"
#endif
#ifndef COLOR_ERROR
#define COLOR_ERROR "\e[01;31m"
#endif
#define COLOR_END "\e[0m"
#if (LOG_LEVEL >= DEBUG_L)
# ifdef COLOR_DEBUG
# define pr_debug(str, ...) do { \
if (isatty(STDOUT_FILENO)) \
fprintf(stdout, COLOR_DEBUG "DEBUG: " str COLOR_END, \
##__VA_ARGS__); \
else \
fprintf(stdout, "DEBUG: " str, ##__VA_ARGS__); \
} while (0)
# else
# define pr_debug(...) \
fprintf(stdout, "DEBUG: " __VA_ARGS__)
# endif
#else
#define pr_debug(...)
#endif
#if (LOG_LEVEL >= INFO_L)
# ifdef COLOR_INFO
# define pr_info(str, ...) \
fprintf(stdout, COLOR_INFO str COLOR_END, ##__VA_ARGS__)
# else
# define pr_info(...) \
fprintf(stdout, __VA_ARGS__)
# endif
#else
#define pr_info(...)
#endif
#if (LOG_LEVEL >= WARNING_L)
# ifdef COLOR_WARNING
# define pr_warn(str, ...) do { \
if (isatty(STDERR_FILENO)) \
fprintf(stderr, COLOR_WARNING "WARNING: " str COLOR_END,\
##__VA_ARGS__); \
else \
fprintf(stderr, "WARNING: " str, ##__VA_ARGS__); \
} while (0)
# else
# define pr_warn(...) \
fprintf(stderr, "WARNING: " __VA_ARGS__)
# endif
#else
#define pr_warn(...)
#endif
#if (LOG_LEVEL >= ERROR_L)
# ifdef COLOR_ERROR
# define pr_err(str, ...) do { \
if (isatty(STDERR_FILENO)) \
fprintf(stderr, COLOR_ERROR "ERROR: " str COLOR_END, \
##__VA_ARGS__); \
else \
fprintf(stderr, "ERROR: " str, ##__VA_ARGS__); \
} while (0)
# else
# define pr_err(...) \
fprintf(stderr, "ERROR: " __VA_ARGS__)
# endif
#else
#define pr_err(...)
#endif
#endif
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