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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
/**
* This is a simple sink for the ILog.h logging API.
* It routes all logging messages to the console (stdout & stderr).
*/
#include "Backend.h"
#include "FramePrefixer.h"
#include "Level.h" // for LOG_LEVEL_*
#include "System/MainDefines.h"
#include <cstdio>
#ifdef __cplusplus
extern "C" {
#endif
static bool colorizedOutput = false;
/**
* @name logging_sink_console
* ILog.h sink implementation.
*/
///@{
void log_console_colorizedOutput(bool enable) {
colorizedOutput = enable;
}
/// Records a log entry
static void log_sink_record_console(int level, const char* section, const char* record)
{
char framePrefix[128] = {'\0'};
log_framePrefixer_createPrefix(framePrefix, sizeof(framePrefix));
FILE* outStream = (level >= LOG_LEVEL_WARNING)? stderr: stdout;
const char* fstr = "%s%s\n";
if (colorizedOutput) {
if (level >= LOG_LEVEL_ERROR) {
fstr = "\033[90m%s\033[31m%s\033[39m\n";
} else if (level >= LOG_LEVEL_WARNING) {
fstr = "\033[90m%s\033[33m%s\033[39m\n";
} else {
fstr = "\033[90m%s\033[39m%s\n";
}
}
FPRINTF(outStream, fstr, framePrefix, record);
// *printf does not always flush after a newline
// (eg. if stdout is being redirected to a file)
fflush(outStream);
}
///@}
namespace {
/// Auto-registers the sink defined in this file before main() is called
struct ConsoleSinkRegistrator {
ConsoleSinkRegistrator() {
log_backend_registerSink(&log_sink_record_console);
}
~ConsoleSinkRegistrator() {
log_backend_unregisterSink(&log_sink_record_console);
}
} consoleSinkRegistrator;
}
#ifdef __cplusplus
} // extern "C"
#endif
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