libcruft-util/log/sink/ostream.cpp

55 lines
1.4 KiB
C++

/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright 2020, Danny Robson <danny@nerdcruft.net>
*/
#include "ostream.hpp"
#include "../level.hpp"
#include "../packet.hpp"
using cruft::log::sink::ostream;
///////////////////////////////////////////////////////////////////////////////
ostream::ostream (std::string name, std::filesystem::path const &dst)
: crtp (std::move (name))
, m_output (dst)
{ ; }
///////////////////////////////////////////////////////////////////////////////
void
ostream::write (packet const &val)
{
if (val.level > log_level ())
return;
static const size_t time_len = strlen("YYYY-mm-dd HHMMhSS") + 1;
std::string time_string (time_len - 1, '\0');
time_t unix_time = time (nullptr);
if (0 == strftime (&time_string[0],
time_len,
"%Y-%m-%d %H%Mh%S",
localtime (&unix_time)))
{
warn ("failed to log time");
return;
}
m_output
<< time_string << " ["
<< std::setw (cruft::cast::lossless<int> (level_width ()))
<< std::left
<< val.level
<< std::setw (0)
<< "] " << val.message << std::endl;
if (needs_break (val.level))
breakpoint ();
}