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zhangyang-libzt/pkg/pypi/build.py
2023-02-21 13:45:27 -08:00

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5.4 KiB
Python

"""
Poetry build.py
See: https://stackoverflow.com/questions/60073711/how-to-build-c-extensions-via-poetry
"""
import os
import shutil
import subprocess
from distutils.command.build_py import build_py
from distutils.command.build_ext import build_ext
from distutils.errors import DistutilsPlatformError, CCompilerError, DistutilsExecError
from distutils.extension import Extension
from glob import glob
DIR = os.path.dirname(os.path.realpath(__file__))
ROOT_DIR = os.path.abspath(os.path.join(DIR, "..", ".."))
INCLUDE_DIRS = [
os.path.join(ROOT_DIR, "include"),
os.path.join(ROOT_DIR, "src"),
os.path.join(ROOT_DIR, "src/bindings/python"),
os.path.join(ROOT_DIR, "ext/concurrentqueue"),
os.path.join(ROOT_DIR, "ext/lwip/src/include"),
os.path.join(ROOT_DIR, "ext/lwip-contrib/ports/unix/port/include"),
os.path.join(ROOT_DIR, "ext/ZeroTierOne/include"),
os.path.join(ROOT_DIR, "ext/ZeroTierOne"),
os.path.join(ROOT_DIR, "ext/ZeroTierOne/ext"),
os.path.join(ROOT_DIR, "ext/ZeroTierOne/node"),
os.path.join(ROOT_DIR, "ext/ZeroTierOne/service"),
os.path.join(ROOT_DIR, "ext/ZeroTierOne/osdep"),
os.path.join(ROOT_DIR, "ext/ZeroTierOne/controller"),
]
class LibztModule(Extension):
"""Libzt extension module"""
def __init__(self):
sources = [
*glob(os.path.join(ROOT_DIR, "src/bindings/python/*.cxx")),
*glob(os.path.join(ROOT_DIR, "src/bindings/python/zt.i")),
*glob(os.path.join(ROOT_DIR, "src/*.cpp")),
*glob(os.path.join(ROOT_DIR, "ext/ZeroTierOne/node/*.cpp")),
*glob(os.path.join(ROOT_DIR, "ext/ZeroTierOne/osdep/OSUtils.cpp")),
*glob(os.path.join(ROOT_DIR, "ext/ZeroTierOne/osdep/PortMapper.cpp")),
]
# noinspection PyUnresolvedReferences
assert len(sources) > 0, "no sources found"
# noinspection PyTypeChecker
super().__init__(
"libzt._libzt",
sources=sources,
include_dirs=INCLUDE_DIRS,
# depends = ... # TODO: specify dependencies for recompile
extra_compile_args=[
"-std=c++11",
"-DZTS_ENABLE_PYTHON=1",
"-DZT_SDK",
"-Wno-parentheses-equality",
"-Wno-macro-redefined",
"-Wno-tautological-overlap-compare",
"-Wno-tautological-constant-out-of-range-compare",
],
swig_opts=[
"-c++",
f"-I{os.path.join(ROOT_DIR, 'include')}",
],
)
def cstuff():
"""C library"""
sources = [
# libnatpmp
*glob(os.path.join(ROOT_DIR, "ext/ZeroTierOne/ext/libnatpmp/natpmp.c")),
*glob(os.path.join(ROOT_DIR, "ext/ZeroTierOne/ext/libnatpmp/wingettimeofday.c")),
*glob(os.path.join(ROOT_DIR, "ext/ZeroTierOne/ext/libnatpmp/getgateway.c")),
# miniupnpc
*glob(os.path.join(ROOT_DIR, "ext/miniupnpc/*.c")),
# lwip
*glob(os.path.join(ROOT_DIR, "ext/lwip/src/netif/*.c")),
*glob(os.path.join(ROOT_DIR, "ext/lwip/src/api/*.c")),
*glob(os.path.join(ROOT_DIR, "ext/lwip/src/core/*.c")),
*glob(os.path.join(ROOT_DIR, "ext/lwip/src/core/ipv4/*.c")),
*glob(os.path.join(ROOT_DIR, "ext/lwip/src/core/ipv6/*.c")),
*glob(os.path.join(ROOT_DIR, "ext/lwip/src/netif/*.c")),
*glob(os.path.join(ROOT_DIR, "ext/lwip-contrib/ports/unix/port/sys_arch.c")),
]
# noinspection PyUnresolvedReferences
assert len(sources) > 0, "no sources"
return ("cstuff", {
"sources": sources,
"include_dirs": INCLUDE_DIRS,
})
def copy_python_files(src_dir: str, dst_dir: str):
""" Copy all Python files from `src_dir` to `dst_dir`"""
for filename in {os.path.basename(filepath) for filepath in glob(os.path.join(src_dir, "*.py"))}:
shutil.copy(os.path.join(src_dir, filename), os.path.join(dst_dir, filename))
class BuildFailed(Exception):
pass
class PyBuilder(build_py):
def run(self):
# Build extension module first since libzt.py is generated by SWIG
self.run_command("build_clib")
self.run_command("build_ext")
return super().run()
def build_packages(self):
# Copy Python files into packaging directory
copy_python_files(src_dir=os.path.join(ROOT_DIR, "src/bindings/python"),
dst_dir=os.path.join(DIR, "libzt"))
super().build_packages()
class ExtBuilder(build_ext):
def run(self):
try:
super().run()
except (DistutilsPlatformError, FileNotFoundError):
raise BuildFailed('File not found. Could not compile C extension.')
def build_extension(self, ext):
try:
super().build_extension(ext)
except (CCompilerError, DistutilsExecError, DistutilsPlatformError, ValueError):
raise BuildFailed('Could not compile C extension.')
def build(setup_kwargs):
"""Build """
assert os.getcwd() == DIR, f"must be invoked from {DIR}"
# Ensure git submodules are loaded
subprocess.run(["git", "submodule", "update", "--init"])
# LICENSE file
shutil.copy(os.path.join(ROOT_DIR, "LICENSE.txt"), os.path.join(DIR, "LICENSE"))
# Pass up extensions information
setup_kwargs["libraries"] = [cstuff()]
setup_kwargs["ext_modules"] = [LibztModule()]
setup_kwargs["cmdclass"] = {"build_py": PyBuilder, "build_ext": ExtBuilder}