创建进程 和 列出所有进程

STARTUPINFO si = {sizeof(si)};
PROCESS_INFORMATION pi;
char * szCommandLine = "cmd"; 
si.dwFlags = STARTF_USESHOWWINDOW;
si.wShowWindow = TRUE;
BOOL bRet =::CreateProcess(
   NULL,
   szCommandLine,
   NULL,
   NULL,
   0,
   CREATE_NEW_CONSOLE,
   NULL,
   NULL,
   &si,
   &pi);
if(bRet)
{
   ::CloseHandle(pi.hProcess);
   ::CloseHandle(pi.hThread);
   printf("新进程的 进程ID为 %d \n",pi.dwProcessId);
   printf("新线程的 线程ID为 %d \n",pi.dwThreadId);
}

int index=0;
PROCESSENTRY32 pe32;
pe32.dwSize = sizeof(pe32);
HANDLE hProcessSnap = ::CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0);
if(hProcessSnap == INVALID_HANDLE_VALUE)
{
   printf("CreateToolhelp32Snapshow error!");
   return -1;
}
BOOL bMore = ::Process32First(hProcessSnap,&pe32);
//::ExitProcess(0);
while(bMore)
{
   printf("**************%d**************\n",++index);
   printf("process name :%s \n",pe32.szExeFile);
   printf("process ID :%d \n",pe32.th32ProcessID);
   printf("thread nums:%d \n",pe32.cntThreads);
  
   if(!strcmp(pe32.szExeFile,"QQ.exe"))
   {
    //::EnumProcesses(
    DWORD dExitCode;
    HANDLE hProcess = ::OpenProcess(PROCESS_ALL_ACCESS,FALSE,pe32.th32ProcessID);
    ::GetExitCodeProcess(hProcess,&dExitCode);
    if(STILL_ACTIVE==dExitCode)
    {
     printf("%s存在！\n",pe32.szExeFile);
    }
    else
    {
     printf("%s不存在！\n",pe32.szExeFile);
    }
    if(hProcess!=NULL)
    {
     TerminateProcess(hProcess,0);
     printf("######结束%s成功!########\n",pe32.szExeFile);
    }
    ::GetExitCodeProcess(hProcess,&dExitCode);
    if(STILL_ACTIVE==dExitCode)
    {
     printf("%s存在！\n",pe32.szExeFile);
    }
    else
    {
     printf("%s不存在！\n",pe32.szExeFile);
    }
    ::CloseHandle(hProcess);
   
   }
   printf("进程创建线程的基本优先级 %d\n\n",pe32.pcPriClassBase);
   bMore = ::Process32Next(hProcessSnap,&pe32);
}
::CloseHandle(hProcessSnap);