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Merge pull request #130 from ruslo/android.sink

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Add Android sink
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Gabi Melman 2015-09-15 01:22:11 +03:00
commit b2e948c23f
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include/spdlog/sinks/android_sink.h Normal file
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/*************************************************************************/
/* spdlog - an extremely fast and easy to use c++11 logging library. */
/* Copyright (c) 2014 Gabi Melman. */
/* Copyright (c) 2015 Ruslan Baratov. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#pragma once
#if defined(__ANDROID__)
#include <mutex>
#include "base_sink.h"
#include "../details/null_mutex.h"
#include <android/log.h>
namespace spdlog
{
namespace sinks
{
/*
* Android sink (logging using __android_log_write)
*/
template<class Mutex>
class base_android_sink : public base_sink < Mutex >
{
public:
explicit base_android_sink(std::string tag="spdlog"): _tag(tag)
{
}
void flush() override
{
}
protected:
void _sink_it(const details::log_msg& msg) override
{
if (msg.level == spdlog::level::off)
{
return;
}
const android_LogPriority priority = convert_to_android(msg.level);
const int expected_size = msg.formatted.size();
const int size = __android_log_write(
priority, _tag.c_str(), msg.formatted.c_str()
);
if (size > expected_size)
{
// Will write a little bit more than original message
}
else
{
throw spdlog_ex("Send to Android logcat failed");
}
}
private:
static android_LogPriority convert_to_android(spdlog::level::level_enum level)
{
switch(level)
{
case spdlog::level::trace: return ANDROID_LOG_VERBOSE;
case spdlog::level::debug: return ANDROID_LOG_DEBUG;
case spdlog::level::info: return ANDROID_LOG_INFO;
case spdlog::level::notice: return ANDROID_LOG_INFO;
case spdlog::level::warn: return ANDROID_LOG_WARN;
case spdlog::level::err: return ANDROID_LOG_ERROR;
case spdlog::level::critical: return ANDROID_LOG_FATAL;
case spdlog::level::alert: return ANDROID_LOG_FATAL;
case spdlog::level::emerg: return ANDROID_LOG_FATAL;
default: throw spdlog_ex("Incorrect level value");
}
}
std::string _tag;
};
typedef base_android_sink<std::mutex> android_sink_mt;
typedef base_android_sink<details::null_mutex> android_sink_st;
}
}
#endif