2021-09-01 00:00:36 +02:00
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#
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# SPDX-License-Identifier: BSD-3-Clause
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#
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2024-02-19 12:05:44 +01:00
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# Copyright (c) 2016-2024, Olivier Martin <olivier@labapart.org>
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2021-09-01 00:00:36 +02:00
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#
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2019-08-05 13:28:03 +02:00
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import os
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2024-02-08 00:10:32 +01:00
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import re
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2019-08-05 13:28:03 +02:00
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import subprocess
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2024-02-08 00:10:32 +01:00
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import sys
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from pathlib import Path
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from setuptools import setup, find_packages, Extension
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from setuptools.command.build_ext import build_ext
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import subprocess
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# Name of the directory containing the python sources
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python_module_name = "gattlib"
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# Specified where the CMakeLists.txt is located
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native_source_dir = os.environ.get("NATIVE_SOURCE_DIR", ".")
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2019-08-05 13:28:03 +02:00
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# Retrieve version from GIT
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git_version_command = subprocess.Popen(['git', 'describe', '--abbrev=7', '--dirty', '--always', '--tags'],
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stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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stdout, stderr = git_version_command.communicate()
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git_version = stdout.decode('utf-8').strip()
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2024-03-26 13:16:51 +01:00
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#
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# Create '_version.py'
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#
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package_version = os.environ.get('GATTLIB_PY_VERSION', git_version)
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with open(os.path.join("gattlib", "_version.py"), "w") as f:
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f.write(f"__version__ = \"{package_version}\"\n")
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2024-02-08 00:10:32 +01:00
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class CMakeExtension(Extension):
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"""Custom extension class that allows to specify the root folder of the CMake project."""
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def __init__(self, name, sourcedir='.', **kwa):
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Extension.__init__(self, name, sources=[], **kwa)
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self.sourcedir = os.path.abspath(sourcedir)
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# Convert distutils Windows platform specifiers to CMake -A arguments
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PLAT_TO_CMAKE = {
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"win32": "Win32",
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"win-amd64": "x64",
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"win-arm32": "ARM",
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"win-arm64": "ARM64",
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}
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class CMakeBuild(build_ext):
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def build_extension(self, ext: CMakeExtension) -> None:
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try:
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_ = subprocess.check_output(['cmake', '--version'])
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except OSError:
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raise RuntimeError('Cannot find CMake executable')
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# Must be in this form due to bug in .resolve() only fixed in Python 3.10+
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ext_fullpath = Path.cwd() / self.get_ext_fullpath(ext.name)
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extdir = ext_fullpath.parent.resolve()
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# Using this requires trailing slash for auto-detection & inclusion of
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# auxiliary "native" libs
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debug = int(os.environ.get("DEBUG", 0)) if self.debug is None else self.debug
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cfg = "Debug" if debug else "Release"
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# CMake lets you override the generator - we need to check this.
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# Can be set with Conda-Build, for example.
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cmake_generator = os.environ.get("CMAKE_GENERATOR", "")
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cmake_library_output_dir = Path(str(extdir), ext.name)
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# Set Python_EXECUTABLE instead if you use PYBIND11_FINDPYTHON
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# EXAMPLE_VERSION_INFO shows you how to pass a value into the C++ code
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# from Python.
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cmake_args = [
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f"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY={cmake_library_output_dir}",
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f"-DPYTHON_EXECUTABLE={sys.executable}",
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f"-DCMAKE_BUILD_TYPE={cfg}", # not used on MSVC, but no harm
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]
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build_args = []
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# Adding CMake arguments set as environment variable
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# (needed e.g. to build for ARM OSx on conda-forge)
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if "CMAKE_ARGS" in os.environ:
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cmake_args += [item for item in os.environ["CMAKE_ARGS"].split(" ") if item]
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# In this example, we pass in the version to C++. You might not need to.
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2024-02-22 00:17:09 +01:00
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cmake_args += [
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f"-DEXAMPLE_VERSION_INFO={self.distribution.get_version()}",
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"-DGATTLIB_BUILD_EXAMPLES=NO",
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"-DGATTLIB_LOG_BACKEND=python"]
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2024-02-08 00:10:32 +01:00
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if self.compiler.compiler_type != "msvc":
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# Using Ninja-build since it a) is available as a wheel and b)
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# multithreads automatically. MSVC would require all variables be
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# exported for Ninja to pick it up, which is a little tricky to do.
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# Users can override the generator with CMAKE_GENERATOR in CMake
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# 3.15+.
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if not cmake_generator or cmake_generator == "Ninja":
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try:
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import ninja
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ninja_executable_path = Path(ninja.BIN_DIR) / "ninja"
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cmake_args += [
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"-GNinja",
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f"-DCMAKE_MAKE_PROGRAM:FILEPATH={ninja_executable_path}",
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]
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except ImportError:
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pass
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else:
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# Single config generators are handled "normally"
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single_config = any(x in cmake_generator for x in {"NMake", "Ninja"})
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# CMake allows an arch-in-generator style for backward compatibility
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contains_arch = any(x in cmake_generator for x in {"ARM", "Win64"})
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# Specify the arch if using MSVC generator, but only if it doesn't
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# contain a backward-compatibility arch spec already in the
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# generator name.
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if not single_config and not contains_arch:
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cmake_args += ["-A", PLAT_TO_CMAKE[self.plat_name]]
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# Multi-config generators have a different way to specify configs
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if not single_config:
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cmake_args += [
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f"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{cfg.upper()}={extdir}"
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]
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build_args += ["--config", cfg]
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if sys.platform.startswith("darwin"):
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# Cross-compile support for macOS - respect ARCHFLAGS if set
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archs = re.findall(r"-arch (\S+)", os.environ.get("ARCHFLAGS", ""))
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if archs:
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cmake_args += ["-DCMAKE_OSX_ARCHITECTURES={}".format(";".join(archs))]
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# Set CMAKE_BUILD_PARALLEL_LEVEL to control the parallel build level
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# across all generators.
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if "CMAKE_BUILD_PARALLEL_LEVEL" not in os.environ:
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# self.parallel is a Python 3 only way to set parallel jobs by hand
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# using -j in the build_ext call, not supported by pip or PyPA-build.
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if hasattr(self, "parallel") and self.parallel:
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# CMake 3.12+ only.
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build_args += [f"-j{self.parallel}"]
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build_temp = Path(self.build_temp) / ext.name
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if not build_temp.exists():
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build_temp.mkdir(parents=True)
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subprocess.run(
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["cmake", ext.sourcedir, *cmake_args], cwd=build_temp, check=True
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)
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subprocess.run(
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["cmake", "--build", ".", "--target", "gattlib", *build_args], cwd=build_temp, check=True
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)
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2019-08-05 13:28:03 +02:00
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setup(
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name='gattlib-py',
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2024-03-26 13:16:51 +01:00
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version=package_version,
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2019-08-05 13:28:03 +02:00
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author="Olivier Martin",
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author_email="olivier@labapart.com",
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description="Python wrapper for gattlib library",
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url="https://github.com/labapart/gattlib/gattlib-py",
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2024-02-08 00:10:32 +01:00
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long_description=open('README.md').read(),
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long_description_content_type='text/markdown',
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2019-08-05 13:28:03 +02:00
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packages=find_packages(),
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2024-02-23 10:20:21 +01:00
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install_requires=[
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'setuptools',
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'PyGObject>=3.44.0'
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],
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2024-02-08 00:10:32 +01:00
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ext_modules=[CMakeExtension(python_module_name, sourcedir=native_source_dir)],
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cmdclass={'build_ext': CMakeBuild},
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2019-08-05 13:28:03 +02:00
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)
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