cpputil/include/logger.h
2014-08-23 23:32:17 +04:00

44 lines
859 B
C++

#ifndef _LOGGER_H_
#define _LOGGER_H_
#include <sstream>
#include <stdexcept>
#include <iostream>
#include <atomic>
class logger
{
private:
std::stringstream _logLine;
public:
logger();
template<typename... Args> void log(const char* s, const Args&... args)
{
_logLine.str("");
log_internal(s, args...);
}
private:
void log_internal(const char* s);
template<typename T, typename... Args> void log_internal(const char* s, const T& value, const Args&... args)
{
while (*s)
{
if (*s == '%' && *++s != '%')
{
_logLine << value;
return log_internal(s, args...);
}
_logLine << *s++;
}
throw std::runtime_error("extra arguments provided");
}
};
extern logger ulog;
#endif // _LOGGER_H_