72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
// wLogger v3.1 (Edited version from RBTray project [https://github.com/benbuck/rbtray])
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// logger.h
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// Usage: LOG_TO_FILE(L"%s(%d): Log message", TEXT(__FUNCTION__), __LINE__);
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#pragma once
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#include "framework.h"
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#define DBUFLEN 256
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#define LOG_TO_FILE(fmt, ...) do { StringCchPrintfW(debugBuffer, DBUFLEN, fmt, ##__VA_ARGS__); logfile << GetTimeStamp() << debugBuffer << std::endl; } while (0)
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SYSTEMTIME lt;
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wchar_t debugTimeBuffer[32];
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wchar_t debugBuffer[DBUFLEN];
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std::wofstream logfile;
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extern wchar_t szTitle[];
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wchar_t* GetTimeStamp()
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{
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GetLocalTime(<);
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StringCchPrintfW(debugTimeBuffer, 32, L"%d-%02d-%02d %02d:%02d:%02d.%03d | ", lt.wYear, lt.wMonth, lt.wDay, lt.wHour, lt.wMinute, lt.wSecond, lt.wMilliseconds);
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return debugTimeBuffer;
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}
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void OpenLogFile()
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{
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WCHAR lpszPath[MAX_PATH + 1] = { 0 };
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DWORD dwPathLength = GetModuleFileNameW(NULL, lpszPath, MAX_PATH);
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DWORD dwError = GetLastError();
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if (ERROR_INSUFFICIENT_BUFFER == dwError)
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{
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MessageBoxW(NULL, L"Path to logfile is too long! Working without logging", szTitle, MB_OK | MB_ICONWARNING);
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return;
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}
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if (NULL == dwPathLength)
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{
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MessageBoxW(NULL, L"Can't get module filename! Working without logging", szTitle, MB_OK | MB_ICONWARNING);
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return;
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}
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std::filesystem::path log_path = lpszPath;
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log_path.replace_extension(L".log");
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std::filesystem::path bak_path = log_path;
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bak_path.replace_extension(L".bak");
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if (std::filesystem::exists(log_path)) std::filesystem::rename(log_path, bak_path);
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#ifdef _DEBUG
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log_path = L"D:\\test.log";
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#endif
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logfile.open(log_path, std::ios::trunc);
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if (logfile.is_open())
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{
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logfile << "\xEF\xBB\xBF"; // (0xEF, 0xBB, 0xBF) - UTF-8 BOM
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logfile.imbue(std::locale("en-US.utf8"));
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logfile << GetTimeStamp() << "[ " << szTitle << " ] Start log." << std::endl;
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logfile << GetTimeStamp() << "Logfile: \"" << log_path.native() << "\"" << std::endl;
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}
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else
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{
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MessageBoxW(NULL, L"Can't open logfile! Working without logging", szTitle, MB_OK | MB_ICONWARNING);
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}
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return;
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}
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void CloseLogFile()
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{
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if (logfile)
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{
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logfile << GetTimeStamp() << "[ " << szTitle << " ] Stop log." << std::endl;
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logfile.close();
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}
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}
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