CÓïÑÔ±à³Ì: CreateProcess±ê×¼Êä³öÖض¨Ïòµ½Îļþ

#include<windows.h>
#include<shellapi.h>
#include<stdio.h>
#include <string.h>

int my_CreateProcess()
{
    SECURITY_ATTRIBUTES sa;
    sa.nLength = sizeof(sa);
    sa.lpSecurityDescriptor = NULL;
    sa.bInheritHandle = TRUE;

    _unlink("D:/output.log");

    HANDLE h = CreateFile((L"D:/output.log"),
     FILE_APPEND_DATA,
     FILE_SHARE_WRITE | FILE_SHARE_READ,
     &sa,
     OPEN_ALWAYS,
     FILE_ATTRIBUTE_NORMAL,
     NULL);

    PROCESS_INFORMATION pi;
    STARTUPINFO si;
    BOOL ret = FALSE;
    DWORD flags = CREATE_NO_WINDOW;

    ZeroMemory(&pi, sizeof(PROCESS_INFORMATION));
    ZeroMemory(&si, sizeof(STARTUPINFO));
    si.cb = sizeof(STARTUPINFO);
    si.dwFlags |= STARTF_USESTDHANDLES;
    si.hStdInput = NULL;
    si.hStdError = h;
    si.hStdOutput = h;

    TCHAR cmd[]= TEXT("ipconfig");
    ret = CreateProcess(NULL, cmd, NULL, NULL, TRUE, flags, NULL, NULL, &si, &pi);

    if (ret)
    {
        WaitForSingleObject(pi.hProcess, INFINITE);
        qDebug()<<"Ö´Ðгɹ¦....";
        CloseHandle(pi.hProcess);
        CloseHandle(pi.hThread);
        //¹Ø±ÕÎļþ
        CloseHandle(h);
        return 0;
    }
    //¹Ø±ÕÎļþ
    CloseHandle(h);
    qDebug()<<"Ö´ÐÐʧ°Ü....";
    return -1;
}