Change build system to use maturin instead of setuptools-rust

.gitignore

@@ -13,7 +13,6 @@ __pycache__/
 
 # Distribution / packaging
 .Python
-pyproject.toml
 build/
 develop-eggs/
 dist/

pyproject.toml

@@ -1,4 +1,61 @@
 [build-system]
-requires = ['setuptools', 'setuptools_rust']
-build-backend = "setuptools.build_meta"
+requires = ["maturin ~=1.2"]
+build-backend = "maturin"
 
+[project]
+name = "sphinxcontrib-svgbob"
+dynamic = ["version"]
+description = "A Sphinx extension to convert ASCII diagrams to SVGs with Svgbob."
+readme = "README.md"
+requires-python = ">=3.7"
+license = { file = "COPYING" }
+authors = [
+  { name = "Martin Larralde", email = "[email protected]" },
+]
+keywords = ["sphinx", "documentation", "svg", "diagram", "ascii"]
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Framework :: Sphinx :: Extension",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Programming Language :: Rust",
+    "Topic :: Documentation :: Sphinx",
+    "Topic :: Software Development :: Documentation",
+    "Topic :: Text Processing",
+    "Typing :: Typed",
+]
+
+[project.urls]
+"Bug Tracker" = "https://github.com/sphinx-contrib/svgbob/issues"
+"Changelog" = "https://github.com/sphinx-contrib/svgbob/blob/master/CHANGELOG.md"
+"PyPI" = "https://pypi.org/project/sphinxcontrib-svgbob"
+
+[tool.maturin]
+manifest-path = "sphinxcontrib/svgbob/_svgbob/Cargo.toml"
+features = ["extension-module"]
+module-name = "sphinxcontrib.svgbob._svgbob"
+
+[tool.cibuildwheel]
+skip = ["*-musllinux_i686"]
+before-build = "pip install setuptools-rust"
+test-command = "python -m unittest lightmotif.tests -v"
+build-verbosity = 1
+free-threaded-support = false
+
+[tool.cibuildwheel.linux]
+environment = { PATH="$HOME/.cargo/bin:$PATH" }
+before-all = "curl -sSf https://sh.rustup.rs | sh -s -- -y"
+
+[tool.cibuildwheel.macos]
+before-all = [
+  "curl -sSf https://sh.rustup.rs | sh -s -- -y",
+  "rustup target add aarch64-apple-darwin"
+]

setup.py

@@ -58,23 +58,6 @@ def run(self):
             )
 
 
-
-class sdist(_sdist):
-    """A `sdist` that generates a `pyproject.toml` on the fly.
-    """
-
-    def run(self):
-        # build `pyproject.toml` from `setup.cfg`
-        c = configparser.ConfigParser()
-        c.add_section("build-system")
-        c.set("build-system", "requires", str(self.distribution.setup_requires))
-        c.set("build-system", 'build-backend', '"setuptools.build_meta"')
-        with open("pyproject.toml", "w") as pyproject:
-            c.write(pyproject)
-        # run the rest of the packaging
-        _sdist.run(self)
-
-
 class build_rust(_build_rust):
 
     def run(self):
@@ -132,7 +115,7 @@ def setup_temp_rustc_unix(self, toolchain, profile):
 
 
 setuptools.setup(
-    cmdclass=dict(build_rust=build_rust, sdist=sdist, vendor=vendor),
+    cmdclass=dict(build_rust=build_rust, vendor=vendor),
     rust_extensions=[
         setuptools_rust.RustExtension(
             "sphinxcontrib.svgbob._svgbob",