Minecraft FTB Server Batch

@if NOT "%FTB_VERBOSE%"=="yes" (
    @echo off
)
:ramamount
REM Creating a Newline variable (the two blank lines are required!)
set NLM=^


set NL=^^^%NLM%%NLM%^%NLM%%NLM%
title Direwolf20 Server Startup
cls
for /f "skip=1" %%p in ('wmic os get freephysicalmemory') do (
  set m=%%p
  goto :ramamountagain
)
:ramamountagain
set /A RamAmountReal=%m%/1024
color 0A
echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
echo =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-Server Start Made by xTekBlue-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
echo -
echo -
echo =================
echo 1024 = 1GB of RAM
echo 2048 = 2GB of RAM
echo 3072 = 3GB of RAM
echo 4096 = 4GB of RAM
echo 8192 = 8GB of RAM
echo =================
echo -
echo - Max Ram Amount: %RamAmountReal% -- Best to set way lower than this!
echo -
echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
echo =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-How Much Ram Do You Want to use=-=-=-=-=-=-=-=-=-=-=-=-=-=-
echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
set /p RamAmount=%NL%
color 0F
SET "var="&for /f "delims=0123456789" %%i in ("%RamAmount%") do set var=%%i
if defined var (
    cls
    color 0C
    echo %RamAmount% is NOT a valid number, please only use 0-9 and NO commas or "MB", try again.
    timeout 5 >nul
    color 0F
    goto ramamount
)

cls
call settings.bat

if NOT EXIST %JARFILE% (
    goto install
)
if NOT EXIST libraries\%LAUNCHWRAPPER% (
    goto install
)
goto skipinstall

:install
echo running install script!
call FTBInstall.bat
:skipinstall

REM Check if java in path
REM TODO: use %JAVACMD%
where java > NUL 2>&1

if %ERRORLEVEL% NEQ 0 (
    color 0C
    echo No java binary in path. Can't run server, exiting...
    timeout 5 >nul
    color 0F
    goto :end
)

REM Test JVM
REM e.g. 32-bit JVM does not have server\jvm.dll library
java -server -version > java-test.log 2>&1

if %ERRORLEVEL% NEQ 0 (
    echo Detected following JVM error:
    echo =======================================
    more java-test.log
    echo =======================================
    echo JVM test failed. Can't run server, Exiting...
    timeout 5 >nul
    goto :end
)

if not exist eula.txt (
    color 0C
    echo Missing eula.txt. Startup will fail and eula.txt will be created
    echo Make sure to read eula.txt before playing!
    timeout 5 >nul
    goto startserver
)

find "eula=false" eula.txt 1 > NUL 2>&1
if %ERRORLEVEL% EQU 0 (
    color 0C
    cls
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    echo =-=-=-=-=-eula.txt found and is false, please agree to eula before starting.=-=-=-=-=-=-=
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    timeout 7 >nul
    cls
    color 0F
    goto :end
)
if %ERRORLEVEL% EQU 1 (
    color 0A
    cls
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    echo =-=-=-=-=-=-=-=-eula.txt found and is true, starting server.=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    timeout 3 >nul
    color 0F
    cls
)

del /f /q autostart.stamp > nul 2>&1

if "%RamAmount%"=="" (
set RamAmount=0
)

:startserver
title Determining Ram Amount...
color 0C
cls
echo Determining Ram Amount...
timeout 2 >nul
cls
for /f "skip=1" %%p in ('wmic os get freephysicalmemory') do (
  set m=%%p
  goto :ramcheck
)
:ramcheck
set /A RamByteSize=%RamAmount%*1024
if %m% LEQ %RamByteSize% (
    color 0C
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    echo =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-RAM Size is to large, try less=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    echo Rebooting.
    timeout 2 >nul
    cls
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    echo =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-RAM Size is to large, try less=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    echo Rebooting..
    timeout 2 >nul
    cls
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    echo =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-RAM Size is to large, try less=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
    echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    echo Rebooting...
    timeout 1 >nul
    goto :ramamount
)
color 0A
echo Ram Size Allowed.
timeout 3 >nul
cls
echo Available Memory: %RamAmountReal% MB
echo Physical Memory Used by Server: %RamAmount% MB (RAM Usage)
timeout 8 >nul
cls
color 0A
echo Attempting to run Server...
timeout 2 >nul
cls
color 0F
color 0F
title Server Running...
java -server -Xmx%RamAmount%M -XX:PermSize=%PERMGEN_SIZE% %JAVA_PARAMETERS% -jar %FORGEJAR% nogui

echo Server Stopped!
timeout 3 >nul
cls
title Direwolf20 Server Startup
color 0A
echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
echo -=-=-=-=-=-=-=-=-=-=-=-=Do you want to restart the Server? (y/n)-=-=-=-=-=-=-=-=-=-=-=-=-
echo -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
set /p ask=%NL%
if %ask%==y goto :ramamount
if %ask%==Y goto :ramamount
if %ask%==yes goto :ramamount
if %ask%==Yes goto :ramamount
if %ask%==YES goto :ramamount
if %ask%==n goto :end
if %ask%==no goto :end
if %ask%==N goto :end
if %ask%==No goto :end
if %ask%==NO goto :end

:end
title Exiting Console...
color 0C
echo Exiting...
timeout 5 >nul
exit /B