NvLogging.h

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2016-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: BSD-3-Clause
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef __NV_LOGGING_H_
#define __NV_LOGGING_H_
 
#include <iostream>
#include <sstream>
 
#define LOG_LEVEL_INFO  0
 
#define LOG_LEVEL_ERROR 1
 
#define LOG_LEVEL_WARN  2
 
#define LOG_LEVEL_DEBUG 3
 
extern int log_level;
 
#define DEFAULT_LOG_LEVEL LOG_LEVEL_ERROR
 
#define NV_STRINGIFY(s) #s
#define NV_XSTRINGIFY(s) NV_STRINGIFY(s)
#define __LINE_NUM_STR__ NV_XSTRINGIFY(__LINE__)
 
extern const char *log_level_name[];
#define PRINT_MSG(level, str1) if(level <= log_level) { \
                                  std::ostringstream ostr; \
                                  ostr << "[" << log_level_name[level] << "] ("  << \
                                  __FILE__ << ":" __LINE_NUM_STR__ ") " << \
                                  str1 << std::endl; \
                                  std::cerr << ostr.str(); \
                              }
 
#define INFO_MSG(str) PRINT_MSG(LOG_LEVEL_INFO, str)
 
#define COMP_INFO_MSG(str) INFO_MSG("<" << comp_name << "> " << str)
 
#define CAT_INFO_MSG(str) INFO_MSG("<" CAT_NAME "> " << str)
 
#define ERROR_MSG(str) PRINT_MSG(LOG_LEVEL_ERROR, str)
 
#define COMP_ERROR_MSG(str) ERROR_MSG("<" << comp_name << "> " << str)
 
#define CAT_ERROR_MSG(str) ERROR_MSG("<" CAT_NAME "> " << str)
 
#define SYS_ERROR_MSG(str) ERROR_MSG(str << ": " << strerror(errno))
 
#define COMP_SYS_ERROR_MSG(str) SYS_ERROR_MSG("<" << comp_name << "> " << str)
 
#define CAT_SYS_ERROR_MSG(str) SYS_ERROR_MSG("<" CAT_NAME "> " << str)
 
#define WARN_MSG(str) PRINT_MSG(LOG_LEVEL_WARN, str)
 
#define COMP_WARN_MSG(str) WARN_MSG("<" << comp_name << "> :" << str)
 
#define CAT_WARN_MSG(str) WARN_MSG("<" CAT_NAME "> " << str)
 
#define DEBUG_MSG(str) PRINT_MSG(LOG_LEVEL_DEBUG, str)
 
#define COMP_DEBUG_MSG(str) DEBUG_MSG("<" << comp_name << "> :" << str)
 
#define CAT_DEBUG_MSG(str) DEBUG_MSG("<" CAT_NAME "> " << str)
 
#endif