DWORD 进程_名取ID(CString 进程名)

DWORD 进程_名取ID(CString 进程名)
{
    HANDLE 进程快照 = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
    if (INVALID_HANDLE_VALUE == 进程快照) 
    {
        return NULL;
    }
    PROCESSENTRY32 进程信息 = { sizeof(进程信息) };
    for (BOOL ret = Process32First(进程快照, &进程信息); ret; ret = Process32Next(进程快照, &进程信息)) 
    {
        if (strcmp(进程信息.szExeFile, 进程名) == 0) {
            CloseHandle(进程快照);
            return 进程信息.th32ProcessID;
        }
    }
    CloseHandle(进程快照);
    return 0;
}