lokinet/llarp/util/logger_internal.hpp
2019-04-11 08:58:23 -04:00

67 lines
1.4 KiB
C++

#ifndef LLARP_UTIL_LOGGER_INTERNAL_HPP
#define LLARP_UTIL_LOGGER_INTERNAL_HPP
#include <util/time.hpp>
#include <sstream>
#include <ctime>
#include <iomanip>
#include <thread>
namespace llarp
{
/** internal */
template < typename TArg >
void
LogAppend(std::stringstream& ss, TArg&& arg) noexcept
{
ss << std::forward< TArg >(arg);
}
/** internal */
template < typename TArg, typename... TArgs >
void
LogAppend(std::stringstream& ss, TArg&& arg, TArgs&&... args) noexcept
{
LogAppend(ss, std::forward< TArg >(arg));
LogAppend(ss, std::forward< TArgs >(args)...);
}
static inline std::string
thread_id_string()
{
auto tid = std::this_thread::get_id();
std::hash< std::thread::id > h;
uint16_t id = h(tid) % 1000;
#if defined(ANDROID) || defined(RPI)
char buff[8] = {0};
snprintf(buff, sizeof(buff), "%u", id);
return buff;
#else
return std::to_string(id);
#endif
}
struct log_timestamp
{
const char* format;
log_timestamp(const char* fmt = "%c %Z") : format(fmt)
{
}
friend std::ostream&
operator<<(std::ostream& out, const log_timestamp& ts)
{
#if defined(ANDROID) || defined(RPI)
(void)ts;
return out << time_now_ms();
#else
auto now = llarp::Clock_t::to_time_t(llarp::Clock_t::now());
return out << std::put_time(std::localtime(&now), ts.format);
#endif
}
};
} // namespace llarp
#endif