qt vs编译器下生成dump文件，方便调试。

#include "minidumper.h" #include <Windows.h> #include <QtDebug> LPCWSTR MiniDumper::m_szAppName; LPWSTR MiniDumper::m_szAppVersion; LPWSTR MiniDumper::m_szAppBuildNumber; WCHAR MiniDumper::m_szMessageText[MAX_WARNING_MESSAGE_PATH]; LPWSTR MiniDumper::m_szDumpFilePath; #define DEFAULT_ENGLISH_MESSAGE_TEXT L"%s experienced an unknown error and had to exit. \nHowever, some error information has been saved in %s. \nPlease, email this file to <hassan_deldar@yahoo.com> if you would like to help us debug the problem." #define MAX_DUMP_FILE_NUMBER 9999 //static int DUMP_TYPE_MINI = MiniDumpWithUnloadedModules; //static int DUMP_TYPE_MIDD = MiniDumpWithUnloadedModules | MiniDumpWithIndirectlyReferencedMemory; static int DUMP_TYPE_FULL = MiniDumpNormal | MiniDumpWithFullMemory | MiniDumpWithDataSegs | MiniDumpWithIndirectlyReferencedMemory | MiniDumpWithHandleData | MiniDumpWithUnloadedModules | MiniDumpWithProcessThreadData; //static int DUMP_TYPE_FULL = MiniDumpNormal; //默认值是只有 MiniDumpNormal 文件比较小 //如果把所有的选项都加上， 文件很大， 本机调试也没关系 MiniDumper::MiniDumper() { Q_ASSERT( m_szAppName==NULL ); m_szAppName = wcsdup(L"nds_downloader"); m_szAppVersion = wcsdup( L"CrashDump"); m_szAppBuildNumber = wcsdup( L"0000"); wcscpy(m_szMessageText,DEFAULT_ENGLISH_MESSAGE_TEXT); m_szDumpFilePath = NULL; ::SetUnhandledExceptionFilter( TopLevelFilter ); } MiniDumper::~MiniDumper() { } void MiniDumper::SetVersion(LPCWSTR szVersion) { if(szVersion) { free(m_szAppVersion); m_szAppVersion = wcsdup(szVersion); } } void MiniDumper::SetBuildNumber(LPCWSTR szBuildNumber) { if(szBuildNumber) { free(m_szAppBuildNumber); m_szAppBuildNumber = wcsdup(szBuildNumber); } } void MiniDumper::SetDumpFilePath(LPCWSTR szFilePath) { free(m_szDumpFilePath); m_szDumpFilePath = NULL; if(szFilePath != NULL) { m_szDumpFilePath = wcsdup(szFilePath); } } LONG MiniDumper::TopLevelFilter( struct _EXCEPTION_POINTERS *pExceptionInfo ) { LONG retval = EXCEPTION_CONTINUE_SEARCH; HWND hParent = NULL; // find a better value for your app // firstly see if dbghelp.dll is around and has the function we need // look next to the EXE first, as the one in System32 might be old // (e.g. Windows 2000) HMODULE hDll = NULL; WCHAR szDbgHelpPath[_MAX_PATH]; if (GetModuleFileName( NULL, szDbgHelpPath, _MAX_PATH )) { WCHAR *pSlash = wcsrchr( szDbgHelpPath, L'\\'); if (pSlash) { wcscpy( pSlash+1, L"DBGHELP.DLL" ); hDll = ::LoadLibrary( szDbgHelpPath ); } } if (hDll==NULL) { // load any version we can hDll = ::LoadLibrary( L"DBGHELP.DLL"); } LPCWSTR szResult = NULL; if (hDll) { MINIDUMPWRITEDUMP pDump = (MINIDUMPWRITEDUMP)::GetProcAddress( hDll, "MiniDumpWriteDump" ); if (pDump) { WCHAR szDumpPath[_MAX_PATH]; WCHAR szDumpRootPath[_MAX_PATH]; WCHAR szScratch[_MAX_PATH]; // work out a good place for the dump file if(m_szDumpFilePath == NULL) { if (GetModuleFileName(NULL, szDbgHelpPath, _MAX_PATH)) { WCHAR *pSlash = wcsrchr(szDbgHelpPath, L'\\'); if (pSlash) { wcscpy(pSlash + 1, L""); wcscpy(szDumpPath, szDbgHelpPath); } } else if (!GetTempPath( _MAX_PATH, szDumpPath )) wcscpy( szDumpPath, L"c:\\temp\\" ); } else { wcscpy( szDumpPath, m_szDumpFilePath ); } wcscpy( szDumpRootPath, szDumpPath); { HANDLE hFile = INVALID_HANDLE_VALUE; int i = 1; WCHAR szFileNumber[_MAX_PATH]; while(hFile == INVALID_HANDLE_VALUE) { swprintf(szFileNumber, sizeof(szFileNumber), L"_%04d",i); wcscpy( szDumpPath, szDumpRootPath); wcscat( szDumpPath, m_szAppName ); wcscat( szDumpPath, L"_" ); wcscat( szDumpPath, m_szAppVersion); wcscat( szDumpPath, L"_" ); wcscat( szDumpPath, m_szAppBuildNumber); wcscat( szDumpPath, szFileNumber); wcscat( szDumpPath, L".dmp" ); hFile = CreateFile( szDumpPath, GENERIC_WRITE, FILE_SHARE_WRITE, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL ); i++; if(i > MAX_DUMP_FILE_NUMBER) { hFile = CreateFile( szDumpPath, GENERIC_WRITE, FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL ); break; } } // create the file if (hFile!=INVALID_HANDLE_VALUE) { _MINIDUMP_EXCEPTION_INFORMATION ExInfo; ExInfo.ThreadId = GetCurrentThreadId(); ExInfo.ExceptionPointers = pExceptionInfo; ExInfo.ClientPointers = NULL; // write the dump BOOL bOK = pDump( GetCurrentProcess(), GetCurrentProcessId(), hFile, (MINIDUMP_TYPE)DUMP_TYPE_FULL, &ExInfo, NULL, NULL ); if (bOK) { swprintf( szScratch, sizeof(szScratch), L"Saved dump file to '%s'", szDumpPath ); szResult = szScratch; retval = EXCEPTION_EXECUTE_HANDLER; } else { swprintf( szScratch, sizeof(szScratch),L"Failed to save dump file to '%s' (error %d)", szDumpPath, GetLastError() ); szResult = szScratch; } CloseHandle(hFile); WCHAR csOutMessage[MAX_WARNING_MESSAGE_PATH]; swprintf(csOutMessage, sizeof(csOutMessage), m_szMessageText, m_szAppName, szDumpPath); //PrintError(_T("%s"), csOutMessage); qDebug() << "Dump Crash file ..."; } else { swprintf( szScratch, sizeof(szScratch),L"Failed to create dump file '%s' (error %d)", szDumpPath, GetLastError() ); szResult = szScratch; } } } else { szResult = L"DBGHELP.DLL too old"; } } else { szResult = L"DBGHELP.DLL not found"; } if (szResult) { //PrintDebug(_T("[MiniDumper] Mini Dump result:[%s]"),szResult); } return retval; }