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/*
* richard-atp-engine: A saturation-based automated theorem prover for first-order logic.
* Copyright (C) 2026 Richard Qin
*
* 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 3 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, see <https://www.gnu.org/licenses/>.
*/
#pragma once
/// @file logger.h
/// @brief Minimal high-performance logging macros.
#include <cstdio>
#ifndef ATP_LOG_LEVEL
#define ATP_LOG_LEVEL 2 // 0=TRACE, 1=DEBUG, 2=INFO, 3=WARN, 4=ERROR
#endif
#define ATP_LOG(level, level_str, fmt, ...) \
do { \
if constexpr (level >= ATP_LOG_LEVEL) { \
std::fprintf(stderr, "[%s] " fmt "\n", level_str, ##__VA_ARGS__); \
} \
} while (0)
#define ATP_TRACE(fmt, ...) ATP_LOG(0, "TRACE", fmt, ##__VA_ARGS__)
#define ATP_DEBUG(fmt, ...) ATP_LOG(1, "DEBUG", fmt, ##__VA_ARGS__)
#define ATP_INFO(fmt, ...) ATP_LOG(2, "INFO", fmt, ##__VA_ARGS__)
#define ATP_WARN(fmt, ...) ATP_LOG(3, "WARN", fmt, ##__VA_ARGS__)
#define ATP_ERROR(fmt, ...) ATP_LOG(4, "ERROR", fmt, ##__VA_ARGS__)
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