Deep Freeze -Check if frozen working copy

@ECHO Off
::CheckForDF here
ECHO We will now test for DeepFreeze ether not installed or is thawed
Pause 
ECHO.

set flagfile=C:\testjava.txt
::Flagfile variable should already be defined before calling this function
Goto :CheckForDF
:DFNotFrozen
ECHO DeepFreeze wasn't installed or is currently thawed
ECHO **Continue with the rest of the script** 
ECHO.
PAUSE

GOTO:eof







::***************************
::********Subroutines********
::***************************


:CheckForDF
WHERE dfc >nul 2>&1


::ErrorLEvel 0 means file was found, which means DF is installed

IF %ERRORLEVEL% EQU 0 (
	dfc get /ISFROZEN
	ECHO %errorlevel%
	::ErrorLevel 0 - THAWED and ready to install 
	::ErrorLevel 1 - FROZEN and pointless to try
	
	IF %errorlevel% EQU 1 (
	
		::Echo out what WOULD have been installed to a file so we could check that the
		::	script still ran (and get an idea of how bad we need to unfreeze and log into each computer) 
		ECHO %flagfile% %date%%time% >> C:\BRCCIT\ScriptsSkippedByDeepFreeze.txt
		ECHO ****DeepFreeze is currently frozen****
		
		ECHO.
		PAUSE
		::Else - DeepFreeze is thawed. return to normal script
		goto :EOF
		
	)
	
	::DeepFreeze is thawed, but is installed. We'll just fall through to the not installed result
)

::DeepFreeze Installation not found. Okay to return to normal script
ECHO DeepFreeze is not installed
goto :DFNotFrozen