@echo off
cls
set usbdrv=
set usbdir=
set kernel=
set initrd=
set options=
set param1=
if "%ramdrv%"=="" set path=a:\freedos;a:\bin_usb
if not "%ramdrv%"=="" set path=%ramdrv%\freedos;%ramdrv%\bin_usb

:PLACES
echo.
echo ========       USB Drive-Letter ?       ========
set /p usbdrv=
echo.
echo ========       USB Directory ?          ========
set /p usbdir=

if not exist %usbdrv%:\%usbdir%\*.* pause file not found !!! press any key to continue ...
if not exist %usbdrv%:\%usbdir%\*.* GOTO PLACES
echo.
echo Directory found ...
cdd %usbdrv%:\%usbdir%\

REM ###     find kernel       ###

for %%x in (altker64,altker32,rescuecd,vmlinuz1,bzImage1,bzImage,kernel,vmlinuz,linux) do if exist .\%%x set kernel=%%x

if "%kernel%"=="" GOTO NOKERNEL

echo.
echo kernel found ... filename = %kernel%
echo.

REM ###     find initrd       ###
for %%x in (initram,initram.igz,initrd1.img,initrfs.gz,miniroot,miniroot.gz,miniroot.img,minird,minird.img,minird.gz,minirt,minirt.img,minirt.gz,initrd,initrd.gz,initrd.img) do if exist .\%%x set initrd=%%x

if "%initrd%"=="" GOTO NOINITRD

echo.
echo initrd found ... filename = %initrd%
echo.

:OPT
REM ###  find options.txt     ###
echo.
echo ========  [ options.txt ]  Directory ?  ========
echo.
echo       1. ====   Same directory   ====
echo       2. ====   Floppy = A:      ====
echo       3. ====   Ramdrive         ====
echo       4. ====      none          ====
echo.
echo ================================================
choice /C:1234X Type Number:

if ERRORLEVEL 5 GOTO END
if ERRORLEVEL 4 GOTO NONE
if ERRORLEVEL 3 GOTO RAMD
if ERRORLEVEL 2 GOTO FLOPPY
if ERRORLEVEL 1 GOTO SAME

:NONE
set options=
GOTO BOOT

:RAMD
if exist %ramdrv%\options.txt set options=%ramdrv%
if "%options%"=="" pause options.txt not found !!! press any key to continue
if "%options%"=="" GOTO OPT
echo.
echo options.txt found ...
GOTO BOOT

:FLOPPY
if exist a:\options.txt set options=a:
if "%options%"=="" pause options.txt not found !!! press any key to continue
if "%options%"=="" GOTO OPT
echo.
echo options.txt found ...
GOTO BOOT

:SAME
if exist .\options.txt set options=.
if "%options%"=="" pause options.txt not found !!! press any key to continue
if "%options%"=="" GOTO OPT
echo.
echo options.txt found ...
GOTO BOOT


:BOOT
REM ###       linld boot      ###
echo.
echo ========  [ tuika no parameter ] arimasuka  ?  ========
set /p param1=
echo.

if "%options%"=="" GOTO NOOPT
if not "%param1%"=="" GOTO BOOT2

linld image=%kernel% initrd=%initrd% vga=normal cl=@%options%\options.txt
if ERRORLEVEL 1 GOTO ERROR

:BOOT2
copy %options%\options.txt %options%\temp.txt
echo   %param1%>>%options%\temp.txt

linld image=%kernel% initrd=%initrd% vga=normal cl=@%options%\temp.txt
if ERRORLEVEL 1 GOTO ERROR

:NOOPT
if not "%param1%"=="" GOTO NOOPT2

linld image=%kernel% initrd=%initrd%
if ERRORLEVEL 1 GOTO ERROR

:NOOPT2

linld image=%kernel% initrd=%initrd% "cl=%param1%"
if ERRORLEVEL 1 GOTO ERROR


REM ###        error!         ###
:NOKERNEL
echo.
echo Can't find kernel !!!
pause
GOTO ERROR

:NOINITRD
echo.
echo Can't find initrd !!!
pause
GOTO ERROR

:ERROR
echo.
echo error !!!
echo.
echo       ========================== linld command ===========================
echo       linld image=filename initrd=filename vga=normal cl=@A:\options.txt
echo       linld image=filename initrd=filename vga=normal "cl=nnn=xxx mmm=xxx"
echo       ====================================================================
echo.
echo       Please Retry !
echo.
GOTO END

:END