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upm logger using nanoseconds only timestamp

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Signed-off-by: Mihai Stefanescu <mihai.t.gh.stefanescu@gmail.com>
This commit is contained in:
Mihai Stefanescu 2018-06-15 20:11:40 +03:00 committed by Stefan Andritoiu
parent c23d076a1b
commit 422b6926b5
1 changed files with 14 additions and 13 deletions
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27
include/upm_logger.hpp
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@ -32,12 +32,12 @@
#include <thread>
/* Helper macro for logger utility class. */
#define UPM_LOG(log_level) \
if (log_level < UPM_LOGGER::LogLevel()) \
; \
else \
UPM_LOGGER::getInstance().log(log_level) << LogHelper() << __FILE__ << " " << __FUNCTION__ \
<< " " << __LINE__ << ": "
#define UPM_LOG(log_level) \
if (log_level < UPM_LOGGER::LogLevel()) \
; \
else \
(LogHelper() && UPM_LOGGER::getInstance()).log(log_level) << __FILE__ << " " << __FUNCTION__ \
<< " " << __LINE__ << ": "
#define DEFAULT_LOG_FILE "/dev/stdout"
@ -69,8 +69,6 @@ class UPM_LOGGER
{
using namespace std::chrono;
std::lock_guard<std::mutex> lock(logMutex());
_logStream << "UPM - "
<< duration_cast<nanoseconds>(system_clock::now().time_since_epoch()).count();
_logStream << " [" << getLogLevelName(level) << "] ";
@ -103,6 +101,7 @@ class UPM_LOGGER
return file;
}
private:
UPM_LOGGER()
{
@ -124,25 +123,27 @@ class UPM_LOGGER
std::ofstream _logStream;
};
/* This class exists only to append a newline when the log statement ends.*/
class LogHelper
{
public:
LogHelper()
{
_os = &UPM_LOGGER::getInstance()._logStream;
_mutex = &UPM_LOGGER::logMutex();
_mutex->lock();
_os = &UPM_LOGGER::getInstance()._logStream;
}
~LogHelper()
{
std::lock_guard<std::mutex> lock(*_mutex);
*(_os) << std::endl;
_mutex->unlock();
}
friend std::ofstream&
operator<<(std::ofstream& os, const LogHelper& h)
friend UPM_LOGGER&
operator&&(const LogHelper& l, UPM_LOGGER& r)
{
return os;
return r;
}
private: