【急急急】UNICODE环境下,创建管道,无法得到返回值,非UNICODE程序执行正常,请帮忙,谢谢!
UNICODE环境下,创建管道,无法得到返回值,非UNICODE程序执行正常,请帮忙,谢谢!
不知道是什么问题,请大家帮忙,谢谢!
程序代码如下:
sa.nLength = sizeof(SECURITY_ATTRIBUTES);
sa.lpSecurityDescriptor = NULL;
sa.bInheritHandle = TRUE;
if (!CreatePipe(&hRead,&hWrite,&sa,0))
{
return strReturn;
}
STARTUPINFO si;
PROCESS_INFORMATION pi;
si.cb = sizeof(STARTUPINFO);
GetStartupInfo(&si);
si.hStdError = hWrite;
si.hStdOutput = hWrite;
si.wShowWindow = SW_HIDE;
si.dwFlags = STARTF_USESHOWWINDOW | STARTF_USESTDHANDLES;
strCommand = _T("c:\\windows\\system32\\cmd.exe/c dir /?");
if (!CreateProcess(NULL, strCommand,NULL,NULL,TRUE,NULL,NULL,NULL,&si,&pi))
{
CloseHandle(hWrite);
CloseHandle(hRead);
return strReturn;
}
WaitForSingleObject(pi.hProcess, INFINITE);//INFINITE
CloseHandle(hWrite);
DWORD bytesRead;
while (true)
{
if (ReadFile(hRead,buffer,4095,&bytesRead,NULL) == NULL)
{
strTemp.Format(_T("%s"),buffer);
break;
}
else
{
Sleep(500);
}
}
CloseHandle(hRead);