97 lines
2.5 KiB
C++
97 lines
2.5 KiB
C++
/* Copyright (C) 2000-2006 Kevin Shanahan
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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See file, 'COPYING', for details.
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*/
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/*
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* common/log.h
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*
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* Stuff for logging selected output to a file
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* as well as the stdout.
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*/
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#pragma once
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#include <cstdarg>
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//#include <cstdio>
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#include <filesystem>
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#include <fmt/format.h>
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// TODO: no wchar_t support in this version apparently
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template<>
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struct fmt::formatter<std::filesystem::path> : formatter<std::string>
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{
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template<typename FormatContext>
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auto format(const std::filesystem::path &p, FormatContext &ctx)
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{
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return formatter<std::string>::format(p.string(), ctx);
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}
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};
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enum : int8_t
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{
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LOG_DEFAULT,
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LOG_VERBOSE,
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LOG_PROGRESS,
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LOG_PERCENT,
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LOG_STAT
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};
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using log_flag_t = int8_t;
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extern log_flag_t log_mask;
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void InitLog(const std::filesystem::path &filename);
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void CloseLog();
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/* Print to screen and to log file */
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void LogPrint(log_flag_t type, const char *str);
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void LogPercent(int32_t value, int32_t max);
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inline void LogPrint(const char *str)
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{
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LogPrint(LOG_DEFAULT, str);
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}
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template<typename... Args>
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inline void LogPrint(log_flag_t type, const char *fmt, const Args &...args)
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{
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if (!type || (log_mask & (1 << type)))
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LogPrint(type, fmt::format(fmt, std::forward<const Args &>(args)...).c_str());
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}
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template<typename... Args>
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inline void LogPrint(const char *fmt, const Args &...args)
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{
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LogPrint(LOG_DEFAULT, fmt::format(fmt, std::forward<const Args &>(args)...).c_str());
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}
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#define FLogPrint(fmt, ...) LogPrint("{}: " fmt, __func__, ##__VA_ARGS__)
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/* Print only into log file */
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void LogPrintSilent(const char *str);
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/* Only called from the threads code */
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void LogPrintLocked(const char *str);
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template<typename... Args>
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inline void LogPrintLocked(const char *fmt, const Args &...args)
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{
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LogPrintLocked(fmt::format(fmt, std::forward<const Args &>(args)...).c_str());
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} |