@echo off
setlocal

set MKL_ROOT=E:\lib\intel_mkl\mkl\2025.3
set COMPILER_ROOT=E:\lib\intel_mkl\compiler\2025.3
set SRC=%1

if "%SRC%"=="" (
    echo Usage: build.bat source.c
    exit /b 1
)

set OUT=%~n1.exe

set CFLAGS="-O3" "-march=native" "-ffast-math" "-fopenmp" "-Wall" "-I%MKL_ROOT%\include"
set LDFLAGS=-L%MKL_ROOT%\lib -L%COMPILER_ROOT%\lib -lmkl_intel_lp64 -lmkl_intel_thread -lmkl_core -llibiomp5md

pushd build
del /F /Q *

clang ../src/%SRC% -o %OUT% %CFLAGS% %LDFLAGS%

popd

@rem Generate a file for clangd to understand the include files and compiler flags
(
  echo -xc
  echo -std=c11
  for %%f in (%CFLAGS%) do echo %%~f
) > compile_flags.txt

echo Build complete: build/%OUT%

set PATH=%PATH%;%MKL_ROOT%\bin
set PATH=%PATH%;%COMPILER_ROOT%\bin

endlocal