cpp-logger/src/c_logger.cxx

//
//  c_logger.cxx
//  logging
//
//  Created by Sam Jaffe on 4/1/19.
//

#include "logger/c_logger.h"

#include "common.h"
#include "logger/detail/logger_impl.h"

using namespace logging;

c_logger::c_logger(std::string const & name,
                   std::shared_ptr<logger_impl> impl)
: logger_name_(name), impl_(impl)
{
}

c_logger::~c_logger() {
  if (impl_) impl_->flush();
}

void c_logger::vlognf(level level, size_t num_bytes, char const* fmt,
                      va_list args) {
  if (!impl_->should_log(level)) return;
  const std::unique_ptr<char[]> data(new char[num_bytes]);
  int n = vsnprintf(data.get(), num_bytes, fmt, args);
  if (n >= 0) {
    data[num_bytes-1] = '\0';
    impl_->write({ now(), level, {}, logger_name_, data.get() });
  }
}

void c_logger::log(level level, std::string const& msg) {
  impl_->write({ now(), level, {}, logger_name_, msg });
}

void c_logger::flush() {
  impl_->flush();
}