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authorJörg Frings-Fürst <debian@jff-webhosting.net>2018-06-27 16:59:37 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2018-06-27 16:59:37 +0200
commit8111b77e95b083137faf888aeb5892073adf7ab4 (patch)
treeed3896dfd2c2bbd9cc41f0bfcab1ee2a41c1cc77 /lib/spdlog/sinks/syslog_sink.h
parente767091d649df311dd221e243ab2ce54776ae779 (diff)
New upstream version 2.0.0upstream/2.0.0
Diffstat (limited to 'lib/spdlog/sinks/syslog_sink.h')
-rw-r--r--lib/spdlog/sinks/syslog_sink.h76
1 files changed, 76 insertions, 0 deletions
diff --git a/lib/spdlog/sinks/syslog_sink.h b/lib/spdlog/sinks/syslog_sink.h
new file mode 100644
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+++ b/lib/spdlog/sinks/syslog_sink.h
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+//
+// Copyright(c) 2015 Gabi Melman.
+// Distributed under the MIT License (http://opensource.org/licenses/MIT)
+//
+
+#pragma once
+
+#include "../common.h"
+
+#ifdef SPDLOG_ENABLE_SYSLOG
+
+#include "../details/log_msg.h"
+#include "sink.h"
+
+#include <array>
+#include <string>
+#include <syslog.h>
+
+namespace spdlog {
+namespace sinks {
+/**
+ * Sink that write to syslog using the `syscall()` library call.
+ *
+ * Locking is not needed, as `syslog()` itself is thread-safe.
+ */
+class syslog_sink : public sink
+{
+public:
+ //
+ syslog_sink(const std::string &ident = "", int syslog_option = 0, int syslog_facility = LOG_USER)
+ : _ident(ident)
+ {
+ _priorities[static_cast<size_t>(level::trace)] = LOG_DEBUG;
+ _priorities[static_cast<size_t>(level::debug)] = LOG_DEBUG;
+ _priorities[static_cast<size_t>(level::info)] = LOG_INFO;
+ _priorities[static_cast<size_t>(level::warn)] = LOG_WARNING;
+ _priorities[static_cast<size_t>(level::err)] = LOG_ERR;
+ _priorities[static_cast<size_t>(level::critical)] = LOG_CRIT;
+ _priorities[static_cast<size_t>(level::off)] = LOG_INFO;
+
+ // 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;
+
+ void log(const details::log_msg &msg) override
+ {
+ ::syslog(syslog_prio_from_level(msg), "%s", msg.raw.str().c_str());
+ }
+
+ void flush() override {}
+
+private:
+ std::array<int, 7> _priorities;
+ // 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 _priorities[static_cast<size_t>(msg.level)];
+ }
+};
+} // namespace sinks
+} // namespace spdlog
+
+#endif