From f5ab6fb5e8be7b73e6003d4145081d5e0c0ce287 Mon Sep 17 00:00:00 2001
From: Jack <66967891+ASpoonPlaysGames@users.noreply.github.com>
Date: Wed, 27 Dec 2023 00:32:01 +0000
Subject: Folder restructuring from primedev (#624)

Copies of over the primedev folder structure for easier cherry-picking of further changes

Co-authored-by: F1F7Y <filip.bartos07@proton.me>
---
 primedev/thirdparty/spdlog/sinks/syslog_sink.h | 109 +++++++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 primedev/thirdparty/spdlog/sinks/syslog_sink.h

(limited to 'primedev/thirdparty/spdlog/sinks/syslog_sink.h')

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
-- 
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