@echo off
setlocal
cd /d "%~dp0"

if /i "%~1"=="clean" (
  if exist out rmdir /s /q out
  exit /b 0
)

where cl.exe >nul 2>nul || (
  echo build.bat: run from a Visual Studio Developer Command Prompt.
  exit /b 1
)

if not exist out\obj mkdir out\obj

del /q out\obj\*.obj out\build.exe >nul 2>nul

set "CFLAGS=/nologo /W3 /wd4101 /wd4267 /D_CRT_SECURE_NO_WARNINGS /D_CRT_NONSTDC_NO_WARNINGS /DVER_PRODUCTBUILD=0 /I."

cl %CFLAGS% /TC /std:c17 /Foout\obj\ /c ^
  build.c builddb.c buildexe.c buildmak.c buildscn.c ^
  buildsrc.c buildutl.c buildinc.c buildglobals.c watch.c || exit /b 1

cl %CFLAGS% /TP /std:c++17 /Foout\obj\buildscr.obj /c buildscr.cpp || exit /b 1

link /nologo /out:out\build.exe ^
  out\obj\build.obj out\obj\builddb.obj out\obj\buildexe.obj ^
  out\obj\buildmak.obj out\obj\buildscn.obj out\obj\buildsrc.obj ^
  out\obj\buildutl.obj out\obj\buildinc.obj out\obj\buildglobals.obj ^
  out\obj\buildscr.obj out\obj\watch.obj ^
  ole32.lib user32.lib uuid.lib oleaut32.lib shell32.lib || exit /b 1

echo Built %CD%\out\build.exe for %VSCMD_ARG_TGT_ARCH%