WINDOWS下获取进程ID

#include
#include
int getpid(char *name)
{
    HANDLE          hprocessSnap = NULL;
    PROCESSENTRY32 pe32          ={0};
    hprocessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0);
    if (hprocessSnap ==(HANDLE)-1) {  
       printf("\nCreateToolhelp32Snapshot()failed:%d",GetLastError());
       return 1;
    }
    pe32.dwSize = sizeof(PROCESSENTRY32);
    if (Process32First(hprocessSnap,&pe32)){
       do {
          printf("\n%-20s%d",pe32.szExeFile,pe32.th32ProcessID);
          if (!strcmp(name, pe32.szExeFile))
          return (int)pe32.th32ProcessID;
      }while (Process32Next(hprocessSnap,&pe32));
    }
    else
         printf("\nProcess32Firstt() failed:%d",GetLastError());
    CloseHandle (hprocessSnap);
    return 0;
}