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Fix Android sink. 

1. Remove lock.
2. Improve error detection.
3. Remove unsupported log levels.
This commit is contained in:
Hugh Wang 2016-09-14 17:05:40 +08:00
parent f2c9692438
commit bf02f57475
1 changed files with 17 additions and 35 deletions
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52
include/spdlog/sinks/android_sink.h
View File

@ -7,51 +7,42 @@
#if defined(__ANDROID__)
#include <spdlog/sinks/base_sink.h>
#include <spdlog/details/null_mutex.h>
#include <android/log.h>
#include <spdlog/sinks/sink.h>
#include <mutex>
#include <string>
#include <android/log.h>
namespace spdlog
{
namespace sinks
{
/*
* Android sink (logging using __android_log_write)
* __android_log_write is thread-safe. No lock is needed.
*/
template<class Mutex>
class base_android_sink : public base_sink < Mutex >
class android_sink : public sink
{
public:
explicit base_android_sink(std::string tag="spdlog"): _tag(tag)
explicit android_sink(const std::string& tag = "spdlog"): _tag(tag) {}
void log(const details::log_msg& msg) override
{
const android_LogPriority priority = convert_to_android(msg.level);
// See system/core/liblog/logger_write.c for explanation of return value
const int ret = __android_log_write(
priority, _tag.c_str(), msg.formatted.c_str()
);
if (ret < 0) {
throw spdlog_ex("__android_log_write() failed", ret);
}
}
void flush() override
{
}
protected:
void _sink_it(const details::log_msg& msg) override
{
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)
{
@ -63,29 +54,20 @@ private:
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");
return ANDROID_LOG_DEFAULT;
}
}
std::string _tag;
};
typedef base_android_sink<std::mutex> android_sink_mt;
typedef base_android_sink<details::null_mutex> android_sink_st;
}
}