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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <array>
#include <cstdio>
#ifdef _WIN32
#include <windows.h>
#endif
#include "common/assert.h"
#include "common/common_funcs.h"
#include "common/logging/backend.h"
#include "common/logging/log.h"
#include "common/logging/text_formatter.h"
#include "common/string_util.h"
namespace Common::Log {
std::string FormatLogMessage(const Entry& entry) {
unsigned int time_seconds = static_cast<unsigned int>(entry.timestamp.count() / 1000000);
unsigned int time_fractional = static_cast<unsigned int>(entry.timestamp.count() % 1000000);
const char* class_name = GetLogClassName(entry.log_class);
const char* level_name = GetLevelName(entry.log_level);
return fmt::format("[{:4d}.{:06d}] {} <{}> {}:{}:{}: {}", time_seconds, time_fractional,
class_name, level_name, entry.filename, entry.function, entry.line_num,
entry.message);
}
void PrintMessage(const Entry& entry) {
const auto str = FormatLogMessage(entry).append(1, '\n');
fputs(str.c_str(), stderr);
}
void PrintColoredMessage(const Entry& entry) {
#ifdef _WIN32
HANDLE console_handle = GetStdHandle(STD_ERROR_HANDLE);
if (console_handle == INVALID_HANDLE_VALUE) {
return;
}
CONSOLE_SCREEN_BUFFER_INFO original_info = {};
GetConsoleScreenBufferInfo(console_handle, &original_info);
WORD color = 0;
switch (entry.log_level) {
case Level::Trace: // Grey
color = FOREGROUND_INTENSITY;
break;
case Level::Debug: // Cyan
color = FOREGROUND_GREEN | FOREGROUND_BLUE;
break;
case Level::Info: // Bright gray
color = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE;
break;
case Level::Warning: // Bright yellow
color = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY;
break;
case Level::Error: // Bright red
color = FOREGROUND_RED | FOREGROUND_INTENSITY;
break;
case Level::Critical: // Bright magenta
color = FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY;
break;
case Level::Count:
UNREACHABLE();
}
SetConsoleTextAttribute(console_handle, color);
#else
#define ESC "\x1b"
const char* color = "";
switch (entry.log_level) {
case Level::Trace: // Grey
color = ESC "[1;30m";
break;
case Level::Debug: // Cyan
color = ESC "[0;36m";
break;
case Level::Info: // Bright gray
color = ESC "[0;37m";
break;
case Level::Warning: // Bright yellow
color = ESC "[1;33m";
break;
case Level::Error: // Bright red
color = ESC "[1;31m";
break;
case Level::Critical: // Bright magenta
color = ESC "[1;35m";
break;
case Level::Count:
UNREACHABLE();
}
fputs(color, stderr);
#endif
PrintMessage(entry);
#ifdef _WIN32
SetConsoleTextAttribute(console_handle, original_info.wAttributes);
#else
fputs(ESC "[0m", stderr);
#undef ESC
#endif
}
} // namespace Common::Log
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