看了下邮件的发送与接收，了解了这方面知识，写一个帖子。

1、设置捕获

int WINAPI _tWinMain(HINSTANCE hInst, HINSTANCE h0, LPTSTR lpCmdLine, int nCmdShow)
 {
     BOOL bRet;
     MSG msg;
     HWND hwndFrame;
     
  [B][COLOR="Red"]   g_previousFilter = SetUnhandledExceptionFilter(TopLevelExceptionFilter);[/COLOR][/B]
     //_CrtSetBreakAlloc(58);
     InitCommonControls();
     g_hInst = hInst;
     //hModUxTheme = LoadLibrary(L"uxtheme.dll");
     //注册框架窗口类
   //创建框架窗口   
   //消息泵

     //if (hModUxTheme)
     //FreeLibrary(hModUxTheme);
     _CrtDumpMemoryLeaks();
     return (int) bRet;
 } 

LONG WINAPI TopLevelExceptionFilter(struct _EXCEPTION_POINTERS *pExceptionInfo)
 {
     SYSTEMTIME time;
     LONG lRet = EXCEPTION_CONTINUE_SEARCH;
     //HRESULT hr ;
     int end;
     GetLocalTime(&time);
     char acBuf[MAX_PATH] = {0};
     // Build a string showing the date and time.
     //Returns the number of characters written to the buffer, excluding any terminating NULL characters. A negative value is returned if an error occurs.
     end = wnsprintfA(acBuf, MAX_PATH, "%d%02d%02d%02d%02d%02d.dmp",time.wYear,
         time.wMonth, time.wDay,time.wHour, time.wMinute,time.wSecond);
     
     if(end > 0)
     {
         HANDLE hFile;
         char szBugFile[MAX_PATH+1] = {0};
         GetModuleFileNameA(NULL,szBugFile,MAX_PATH + 1);
         PathRemoveFileSpecA(szBugFile);
         PathAppendA(szBugFile,acBuf);
         hFile = CreateFileA(szBugFile,GENERIC_WRITE,FILE_SHARE_WRITE,NULL,CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL,NULL); 

         if(hFile == INVALID_HANDLE_VALUE) 
         { 
             ;
             //WriteLog(_T("ExceptionInfo"),_T("CreateFile"),_T("-1"));
         }else{
             BOOL (__stdcall *fnMiniDumpWriteDump)(HANDLE,DWORD,HANDLE,MINIDUMP_TYPE,
                 PMINIDUMP_EXCEPTION_INFORMATION, PMINIDUMP_USER_STREAM_INFORMATION,PMINIDUMP_CALLBACK_INFORMATION); 
             //typedef BOOL (__stdcall *MiniDumpWriteDumpProc)(HANDLE,DWORD,HANDLE,MINIDUMP_TYPE,
             //PMINIDUMP_EXCEPTION_INFORMATION, PMINIDUMP_USER_STREAM_INFORMATION,PMINIDUMP_CALLBACK_INFORMATION);
             HINSTANCE hinstLib; 
             //BOOL fFreeResult, fRunTimeLinkSuccess = FALSE; 
             //MiniDumpWriteDumpProc fnMiniDumpWriteDump;
             hinstLib = LoadLibrary(TEXT("DbgHelp.dll")); 

             if(hinstLib)
             {
                 (FARPROC&)fnMiniDumpWriteDump = ::GetProcAddress(hinstLib, "MiniDumpWriteDump");
                 //fnMiniDumpWriteDump = ( MiniDumpWriteDumpProc)::GetProcAddress(hinstLib, _T("MiniDumpWriteDump"));
                 if(fnMiniDumpWriteDump )
                 {
                     MINIDUMP_EXCEPTION_INFORMATION info;
                     info.ThreadId = ::GetCurrentThreadId();
                     info.ExceptionPointers = pExceptionInfo;
                     info.ClientPointers = FALSE;
                     BOOL bOk = fnMiniDumpWriteDump(::GetCurrentProcess,::GetCurrentProcessId(),hFile,MiniDumpNormal,&info,NULL,NULL);
                     if(bOk == FALSE) 
                         WriteLog(_T("ExceptionInfo"),_T("MiniDumpWriteDump"),_T("error(0x%x)"),GetLastError());
                     HWND hBug = CreateDialogParam(g_hInst, MAKEINTRESOURCE(IDD_BUGDLG), NULL, (DLGPROC)BugDlgProc,(LPARAM)&info);
                     SetWindowLong(hBug,GWL_USERDATA,(LONG)szBugFile);
                     ShowWindow(hBug,SW_NORMAL);
                     BOOL bRet;
                     MSG msg;
                     while ((bRet = GetMessage(&msg, NULL, 0, 0)) != 0) 
                     { 
                         if (bRet == -1)
                         {
                             // Handle the error and possibly exit
                             break;
                         }
                         else if (!IsWindow(hBug) || !IsDialogMessage(hBug, &msg)) 
                         { 
                             TranslateMessage(&msg); 
                             DispatchMessage(&msg); 
                         } 
                     }
                     lRet = EXCEPTION_EXECUTE_HANDLER;
                 }else
                     WriteLog(_T("ExceptionInfo"),_T("MiniDumpWriteDump"),_T("Failed to get"));
                 FreeLibrary(hinstLib); 
             }else
                 WriteLog(_T("ExceptionInfo"),_T("DbgHelp.dll"),_T("Failed to load"));
         }
         CloseHandle(hFile);
         
         //SAFE_DELETE(g_pszBugFile);
     }
     //if(g_previousFilter)
     //    return g_previousFilter(pExceptionInfo);
     //else
         return lRet;
 }

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