@echo off
setlocal

set "C1541=C:\Program Files\GTK3VICE-3.10-win64\bin\c1541.exe"
set "DISK=kernal_os.d64"

rem ---- build kernal_os.prg ----
call build.bat
if errorlevel 1 goto error

rem ---- build vim.prg ----
call build_vim.bat
if errorlevel 1 goto error

rem ---- verify c1541 ----
if not exist "%C1541%" (
  echo c1541.exe not found at:
  echo   %C1541%
  exit /b 1
)

rem ---- create fresh D64 and write both PRGs ----
"%C1541%" -format "kernal os,01" d64 "%DISK%"
if errorlevel 1 goto error

"%C1541%" "%DISK%" -write "kernal_os.prg" "kernal_os"
if errorlevel 1 goto error

"%C1541%" "%DISK%" -write "vim.prg" "vim"
if errorlevel 1 goto error

echo.
echo built %DISK%  (kernal_os + vim)
goto end

:error
echo build failed.
exit /b 1

:end