@echo off
cd /d %~dp0
set LockFile=nolock
:Loop
if exist %LockFile% (
    if exist %LockFile%/ (
        timeout /t 3 > nul
        goto Loop
    )
    rem 存在する場合そのまま
) else (
    echo 存在しない
    type nul > %LockFile%
    timeout /t 3 > nul
    goto Loop 
)
rem ------------------
pause
