@echo off

IF %1.==. GOTO USAGE
IF %2.==. GOTO USAGE

if /I %1 == %SystemDrive% goto nosystemdrive
if /I %1 == %SystemDrive%\ goto nosystemdrive

if NOT EXIST %1 (
  echo ERROR: file or directory not found!
  exit /b
)

echo setting permissions for Group [ %2 ] on [ %1 ] to READ-ONLY ...

if EXIST %1\* (

  echo *** DIRECTORY mode ***
  takeown /F %1 /R /A /D Y 1>nul
  icacls %1 /inheritance:r
  icacls %1 /grant Administrators:F /t /c /l /q
  icacls %1 /grant %2:RX /t /c /l /q

) else (

  echo *** FILE mode ***
  takeown /F %1 /A 1>nul
  icacls %1 /inheritance:r
  icacls %1 /grant Administrators:F /c /l /q
  icacls %1 /grant %2:RX /c /l /q

)
echo.
icacls %1
GOTO END

:nosystemdrive
echo ERROR: cannot use the SystemDrive!
GOTO END

:USAGE
echo "usage: %0 <path> <group>"

:END