C++ API創建進程

#include "stdafx.h"
#include <windows.h>

int main(int argc, char* argv[])
{
  //創建進程
 char szCommandLine[]="cmd";
 STARTUPINFO si={sizeof(si)};
 PROCESS_INFORMATION pi;
 si.dwFlags=STARTF_USESHOWWINDOW;
 si.wShowWindow=true;

 bool bRet=::CreateProcess(
  NULL,
  szCommandLine,
  NULL,
  NULL,
  FALSE,
  CREATE_NEW_CONSOLE,
  NULL,
  NULL,
  &si,
  &pi);
 if(bRet)
 {
  ::CloseHandle(pi.hThread);
  ::CloseHandle(pi.hProcess);
  printf("新進程的進程ID號：%d\n",pi.dwProcessId);
  printf("新進程的主線程的ID號：%d\n",pi.dwThreadId);

 }
 
}