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author | Jack <66967891+ASpoonPlaysGames@users.noreply.github.com> | 2023-12-27 00:32:01 +0000 |
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committer | GitHub <noreply@github.com> | 2023-12-27 01:32:01 +0100 |
commit | f5ab6fb5e8be7b73e6003d4145081d5e0c0ce287 (patch) | |
tree | 90f2c6a4885dbd181799e2325cf33588697674e1 /primedev/thirdparty/spdlog/sinks/syslog_sink.h | |
parent | bb8ed59f6891b1196c5f5bbe7346cd171c8215fa (diff) | |
download | NorthstarLauncher-f5ab6fb5e8be7b73e6003d4145081d5e0c0ce287.tar.gz NorthstarLauncher-f5ab6fb5e8be7b73e6003d4145081d5e0c0ce287.zip |
Folder restructuring from primedev (#624)v1.21.2-rc3v1.21.2
Copies of over the primedev folder structure for easier cherry-picking of further changes
Co-authored-by: F1F7Y <filip.bartos07@proton.me>
Diffstat (limited to 'primedev/thirdparty/spdlog/sinks/syslog_sink.h')
-rw-r--r-- | primedev/thirdparty/spdlog/sinks/syslog_sink.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/primedev/thirdparty/spdlog/sinks/syslog_sink.h b/primedev/thirdparty/spdlog/sinks/syslog_sink.h new file mode 100644 index 00000000..7c38fcb5 --- /dev/null +++ b/primedev/thirdparty/spdlog/sinks/syslog_sink.h @@ -0,0 +1,109 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/details/synchronous_factory.h> + +#include <array> +#include <string> +#include <syslog.h> + +namespace spdlog { +namespace sinks { +/** + * Sink that write to syslog using the `syscall()` library call. + */ +template<typename Mutex> +class syslog_sink : public base_sink<Mutex> +{ + +public: + syslog_sink(std::string ident, int syslog_option, int syslog_facility, bool enable_formatting) + : enable_formatting_{enable_formatting} + , syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}} + , ident_{std::move(ident)} + { + // set ident to be program name if empty + ::openlog(ident_.empty() ? nullptr : ident_.c_str(), syslog_option, syslog_facility); + } + + ~syslog_sink() override + { + ::closelog(); + } + + syslog_sink(const syslog_sink &) = delete; + syslog_sink &operator=(const syslog_sink &) = delete; + +protected: + void sink_it_(const details::log_msg &msg) override + { + string_view_t payload; + memory_buf_t formatted; + if (enable_formatting_) + { + base_sink<Mutex>::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } + else + { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if (length > static_cast<size_t>(std::numeric_limits<int>::max())) + { + length = static_cast<size_t>(std::numeric_limits<int>::max()); + } + + ::syslog(syslog_prio_from_level(msg), "%.*s", static_cast<int>(length), payload.data()); + } + + void flush_() override {} + bool enable_formatting_ = false; + +private: + using levels_array = std::array<int, 7>; + levels_array syslog_levels_; + // must store the ident because the man says openlog might use the pointer as + // is and not a string copy + const std::string ident_; + + // + // Simply maps spdlog's log level to syslog priority level. + // + int syslog_prio_from_level(const details::log_msg &msg) const + { + return syslog_levels_.at(static_cast<levels_array::size_type>(msg.level)); + } +}; + +using syslog_sink_mt = syslog_sink<std::mutex>; +using syslog_sink_st = syslog_sink<details::null_mutex>; +} // namespace sinks + +// Create and register a syslog logger +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> syslog_logger_mt(const std::string &logger_name, const std::string &syslog_ident = "", int syslog_option = 0, + int syslog_facility = LOG_USER, bool enable_formatting = false) +{ + return Factory::template create<sinks::syslog_sink_mt>(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> syslog_logger_st(const std::string &logger_name, const std::string &syslog_ident = "", int syslog_option = 0, + int syslog_facility = LOG_USER, bool enable_formatting = false) +{ + return Factory::template create<sinks::syslog_sink_st>(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); +} +} // namespace spdlog |