use scikit_build_core as build system

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 4.0)
 
-project(autoopt)
+project(slopefit)
 
 set(CMAKE_CXX_STANDARD 23)
 
@@ -15,17 +15,15 @@ execute_process(
   OUTPUT_STRIP_TRAILING_WHITESPACE OUTPUT_VARIABLE nanobind_ROOT)
 find_package(nanobind CONFIG REQUIRED)
 
-file(GLOB_RECURSE SOURCES src/*.cpp)
+file(GLOB_RECURSE SOURCES lib/*.cpp)
 
 add_library(autoopt STATIC ${SOURCES})
 target_include_directories(autoopt PUBLIC include)
 target_link_libraries(autoopt PUBLIC Eigen3::Eigen)
 
-install(DIRECTORY include/autoopt DESTINATION include)
+nanobind_add_module(slopefit NOMINSIZE src/module.cpp)
-
-nanobind_add_module(slopefit NOMINSIZE pysrc/module.cpp)
 target_link_libraries(slopefit PRIVATE autoopt)
-install(TARGETS slopefit DESTINATION lib/python3.13/site-packages)
+install(TARGETS slopefit DESTINATION slopefit)
 
 # add tests if gtest is found
 find_library(GTestPackage gtest QUIET)

README.md

@@ -0,0 +1 @@
+# slopefit

build.nix

@@ -0,0 +1,27 @@
+{
+  cmake,
+  ninja,
+  eigen,
+  python3Packages,
+}:
+python3Packages.buildPythonPackage {
+  pname = "slopefit";
+  version = "0.1.0";
+  pyproject = true;
+
+  buildInputs = [ eigen ];
+
+  nativeBuildInputs = [
+    cmake
+    ninja
+    python3Packages.scikit-build-core
+    python3Packages.nanobind
+  ];
+
+  buildPhase = ''
+    cd ..
+    pypaBuildPhase
+  '';
+
+  src = ./.;
+}

flake.nix

@@ -1,5 +1,5 @@
 {
-  description = "auto-opt-cpp";
+  description = "slopefit";
 
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
@@ -16,66 +16,24 @@
       system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
-        pkg =
+        pkg = import ./build.nix;
-          {
-            stdenv,
-            cmake,
-            ninja,
-            lib,
-            eigen,
-            gtest,
-            python313,
-            python313Packages,
-            withTests ? false,
-          }:
-          let
-            fs = lib.fileset;
-          in
-          stdenv.mkDerivation {
-            pname = "autoopt-cpp";
-            version = "0.1.0";
-
-            src = fs.toSource {
-              root = ./.;
-              fileset = fs.unions [
-                ./include
-                ./CMakeLists.txt
-                ./tests
-                ./src
-                ./pysrc
-              ];
-            };
-
-            buildInputs = lib.optionals withTests [ gtest ];
-
-            nativeBuildInputs = [
-              cmake
-              ninja
-              eigen
-              (python313.withPackages (
-                ps: with ps; [
-                  nanobind
-                  matplotlib
-                  numpy
-                ]
-              ))
-            ];
-          };
       in
       rec {
         packages = rec {
-          autoopt-cpp = pkgs.callPackage pkg { };
+          slopefit = pkgs.callPackage pkg { };
-          autoopt-cpp-with-tests = pkgs.callPackage pkg { withTests = true; };
+          slopefit-with-tests = pkgs.callPackage pkg { };
-          default = autoopt-cpp;
+          default = slopefit;
         };
         devShells = {
           default = pkgs.mkShell {
             inputsFrom = [
-              packages.autoopt-cpp-with-tests
+              packages.slopefit-with-tests
             ];
 
+            buildInputs = [ pkgs.python3Packages.pip ];
+
             shellHook = ''
-              echo "Development shell for autoopt-cpp"
+              echo "Development shell for slopefit"
             '';
           };
         };

pyproject.toml

@@ -0,0 +1,34 @@
+[build-system]
+requires = ["scikit-build-core>=0.11", "nanobind"]
+build-backend = "scikit_build_core.build"
+
+
+[tool.scikit-build]
+# Protect the configuration against future changes in scikit-build-core
+minimum-version = "0.4"
+
+# Setuptools-style build caching in a local directory
+build-dir = "build/{wheel_tag}"
+
+# Build stable ABI wheels for CPython 3.12+
+wheel.py-api = "cp312"
+
+[project]
+name = "slopefit"
+version = "0.1.0"
+authors = [
+  { name="Valentin Leon Stöcker", email="valentin@stoeckermail.de" },
+]
+description = "fit conic sections"
+readme = "README.md"
+requires-python = ">=3.9"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "Operating System :: OS Independent",
+]
+license = "MIT"
+
+[project.urls]
+Homepage = "https://gitea.valentinstoecker.de/vls/slopfit"
+Issues = "https://gitea.valentinstoecker.de/vls/slopfit/issues"
+