lokinet/llarp/util/logging/win32_logger.cpp

114 lines
3.0 KiB
C++

#if defined(_WIN32)
#include <util/logging/win32_logger.hpp>
#include <util/logging/logger_internal.hpp>
static CONSOLE_SCREEN_BUFFER_INFO consoleInfo;
static short old_attrs;
namespace llarp
{
Win32LogStream::Win32LogStream(std::ostream& out)
: OStreamLogStream(true, out), m_Out(out)
{
// Attempt to use ANSI escapes directly
// if the modern console is active.
DWORD mode_flags;
GetConsoleMode(fd1, &mode_flags);
// since release SDKs don't have ANSI escape support yet
// we get all or nothing: if we can't get it, then we wouldn't
// be able to get any of them individually
mode_flags |= 0x0004 | 0x0008;
BOOL t = SetConsoleMode(fd1, mode_flags);
if(!t)
this->isConsoleModern = false; // fall back to setting colours manually
}
void
Win32LogStream::PreLog(std::stringstream& ss, LogLevel lvl, const char* fname,
int lineno, const std::string& nodename) const
{
if(!isConsoleModern)
{
switch(lvl)
{
case eLogNone:
break;
case eLogTrace:
ss << "[TRC] ";
case eLogDebug:
ss << "[DBG] ";
break;
case eLogInfo:
ss << "[NFO] ";
break;
case eLogWarn:
ss << "[WRN] ";
break;
case eLogError:
ss << "[ERR] ";
break;
}
ss << "[" << nodename << "]"
<< "(" << thread_id_string() << ") " << log_timestamp() << " " << fname
<< ":" << lineno << "\t";
}
else
OStreamLogStream::PreLog(ss, lvl, fname, lineno, nodename);
}
void
Win32LogStream::PostLog(std::stringstream& ss) const
{
if(!isConsoleModern)
ss << std::endl;
else
OStreamLogStream::PostLog(ss);
}
void
Win32LogStream::Print(LogLevel lvl, const char*, const std::string& msg)
{
if(!isConsoleModern)
{
GetConsoleScreenBufferInfo(fd1, &consoleInfo);
old_attrs = consoleInfo.wAttributes;
switch(lvl)
{
case eLogNone:
break;
case eLogDebug:
SetConsoleTextAttribute(fd1,
FOREGROUND_RED | FOREGROUND_GREEN
| FOREGROUND_BLUE); // low white on black
break;
case eLogInfo:
SetConsoleTextAttribute(
fd1,
FOREGROUND_INTENSITY | FOREGROUND_RED | FOREGROUND_GREEN
| FOREGROUND_BLUE); // high white on black
break;
case eLogWarn:
SetConsoleTextAttribute(fd1,
FOREGROUND_RED | FOREGROUND_GREEN
| FOREGROUND_INTENSITY); // bright yellow
break;
case eLogError:
SetConsoleTextAttribute(
fd1, FOREGROUND_RED | FOREGROUND_INTENSITY); // bright red
break;
}
}
m_Out << msg << std::flush;
if(!isConsoleModern)
{
SetConsoleTextAttribute(
fd1, FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE);
}
}
} // namespace llarp
#endif