添加全局异常过滤生成转存储文件类
参考: http://tomlau-2000.blog.sohu.com/114084286.html
类:CrashDumper
CrashDumper.h
#ifndef _CRASH_DUMPER_H_ #define _CRASH_DUMPER_H_ #include <windows.h> class CrashDumper { public: CrashDumper(); ~CrashDumper(); static bool _PlaceHolder(); private: LPTOP_LEVEL_EXCEPTION_FILTER m_OriginalFilter; static LONG WINAPI ExceptionFilter(struct _EXCEPTION_POINTERS* ExceptionInfo); }; namespace { const bool bPlaceHolder = CrashDumper::_PlaceHolder(); } #endif
CrashDumper.cpp
#include <windows.h> #include <tchar.h> #include <dbghelp.h> #include <string> #include <QDebug> #include "CrashDumper.h" #ifdef UNICODE # define tstring wstring #else # define tstring string #endif #include <DbgHelp.h> #pragma comment(lib, "dbghelp.lib") CrashDumper dumper; CrashDumper::CrashDumper() { m_OriginalFilter = SetUnhandledExceptionFilter(ExceptionFilter); } CrashDumper::~CrashDumper() { SetUnhandledExceptionFilter(m_OriginalFilter); } LONG WINAPI CrashDumper::ExceptionFilter(struct _EXCEPTION_POINTERS* ExceptionInfo) { qDebug() << "exception filter"; bool bDumpOK = false; TCHAR szPath[MAX_PATH]; if(GetModuleFileName(NULL, szPath, sizeof(szPath))) { std::tstring strDumpFileName = szPath; strDumpFileName += TEXT(".dmp"); HANDLE hFile = CreateFile(strDumpFileName.c_str(), FILE_ALL_ACCESS, 0, NULL, CREATE_ALWAYS, NULL, NULL); if (hFile != INVALID_HANDLE_VALUE) { MINIDUMP_EXCEPTION_INFORMATION exception_information; exception_information.ThreadId = GetCurrentThreadId(); exception_information.ExceptionPointers = ExceptionInfo; exception_information.ClientPointers = TRUE; if (MiniDumpWriteDump(::GetCurrentProcess(), ::GetCurrentProcessId(), hFile, MiniDumpNormal, &exception_information, NULL, NULL)) { bDumpOK = true; } CloseHandle(hFile); } } if (bDumpOK) qDebug() << "create dump file"; qDebug() << "exception filter quit"; return EXCEPTION_EXECUTE_HANDLER; } bool CrashDumper::_PlaceHolder() {return true;}