c++ _popen读取管道内容，输出内容例子

FILE * pPipe = _popen(_postExEPath.toStdString().c_str(), "rb");

QString strData;

if (pPipe)

{

while (!feof(pPipe))

{

std::string tempStr(1024, '\0');

fgets((char *)tempStr.c_str(), 1024, pPipe);

strData.append(QString::fromLocal8Bit(tempStr.c_str()));

}

fclose(pPipe);

}