added rust support (#50)

* added rust support

* move binding files to their respective directories

* updated README.md

* updated pypi ci package-dir

* add ruapu::rua() for rust

python/pyproject.toml

@@ -0,0 +1,25 @@
+[build-system]
+requires = ["setuptools", "cython", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "ruapu"
+authors = [
+    {name = "nihui", email = "shuizhuyuanluo@126.com"},
+    {name = "cocoa-xu", email = "i@uwucocoa.moe"},
+]
+description = "The Python binding of ruapu."
+readme = "README.md"
+requires-python = ">=3.5"
+keywords = ["ruapu", "cpu", "isa", "detect"]
+license = {"text" = "MIT"}
+version = "0.1.0"
+
+[project.urls]
+"Homepage" = "https://github.com/nihui/ruapu"
+
+[tool.setuptools]
+package-dir = {"" = "."}
+
+[tool.setuptools.packages.find]
+where = ["."]

python/ruapu-binding.c

@@ -0,0 +1,37 @@
+#define RUAPU_IMPLEMENTATION
+#include "../ruapu.h"
+
+#define PY_SSIZE_T_CLEAN
+#include <Python.h>
+
+static PyObject *ruapu_supports_py(PyObject *self, PyObject *args, PyObject *kwargs)
+{
+    static char *kwlist[] = {"isa", NULL};
+    const char *isa;
+    if (!PyArg_ParseTupleAndKeywords(args, kwargs, "s", kwlist, &isa))
+        return NULL;
+    if (ruapu_supports(isa))
+        Py_RETURN_TRUE;
+    Py_RETURN_FALSE;
+}
+
+static PyMethodDef ruapu_methods[] =
+{
+    {"supports", ruapu_supports_py, METH_VARARGS | METH_KEYWORDS, "Check if the CPU supports an instruction set"},
+    {NULL, NULL, 0, NULL}
+};
+
+static struct PyModuleDef ruapu_module =
+{
+    PyModuleDef_HEAD_INIT,
+    "ruapu",
+    "ruapu module",
+    -1,
+    ruapu_methods
+};
+
+PyMODINIT_FUNC PyInit_ruapu(void)
+{
+    ruapu_init();
+    return PyModule_Create(&ruapu_module);
+}

python/setup.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+from setuptools import setup, find_packages, Extension
+from wheel.bdist_wheel import bdist_wheel
+
+class bdist_wheel_abi3(bdist_wheel):
+    def get_tag(self):
+        python, abi, plat = super().get_tag()
+
+        if python.startswith("cp"):
+            # on CPython, our wheels are abi3 and compatible back to 3.6
+            return "cp36", "abi3", plat
+
+        return python, abi, plat
+
+ext = Extension(
+    name                = 'ruapu',
+    sources             = ['ruapu-binding.c'],
+    py_limited_api      = True
+)
+
+setup_args = dict(
+    name            = 'ruapu',
+    packages        = find_packages(where="."),
+    package_dir     = {"": "."},
+    ext_modules     = [ext],
+    cmdclass        = {"bdist_wheel": bdist_wheel_abi3},
+)
+
+setup(**setup_args)