klipper: add calibrate_shaper script as a binary (#344956)

, python3

, unstableGitUpdater

, makeWrapper

, writeShellScript

}:

stdenv.mkDerivation rec {

      --replace 'GCC_CMD = "gcc"' 'GCC_CMD = "${stdenv.cc.targetPrefix}cc"'

  '';

  pythonInterpreter =

    (python3.withPackages (

      p: with p; [

        numpy

        matplotlib

      ]

    )).interpreter;

  pythonScriptWrapper = writeShellScript pname ''

    ${pythonInterpreter} "@out@/lib/scripts/@script@" "$@"

  '';

  # NB: We don't move the main entry point into `/bin`, or even symlink it,

  # because it uses relative paths to find necessary modules. We could wrap but

  # this is used 99% of the time as a service, so it's not worth the effort.

    # under `klipper_path`

    cp -r $src/docs $out/lib/docs

    cp -r $src/config $out/lib/config

    cp -r $src/scripts $out/lib/scripts

    cp -r $src/klippy $out/lib/klippy

    # Add version information. For the normal procedure see https://www.klipper3d.org/Packaging.html#versioning

    # This is done like this because scripts/make_version.py is not available when sourceRoot is set to "${src.name}/klippy"

    mkdir -p $out/bin

    chmod 755 $out/lib/klipper/klippy.py

    makeWrapper $out/lib/klipper/klippy.py $out/bin/klippy --chdir $out/lib/klipper

    substitute "$pythonScriptWrapper" "$out/bin/klipper-calibrate-shaper" \

      --subst-var "out" \

      --subst-var-by "script" "calibrate_shaper.py"

    chmod 755 "$out/bin/klipper-calibrate-shaper"

    runHook postInstall

  '';