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setup.py
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import os
import re
import sys
import platform
import subprocess
from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext
from distutils.version import LooseVersion
class CMakeExtension(Extension):
def __init__(self, name, sourcedir=""):
Extension.__init__(self, name, sources=[])
self.sourcedir = os.path.abspath(sourcedir)
class CMakeBuild(build_ext):
def run(self):
try:
out = subprocess.check_output(["cmake", "--version"])
except OSError:
raise RuntimeError(
"CMake must be installed to build the following extensions: "
+ ", ".join(e.name for e in self.extensions)
)
if platform.system() == "Windows":
# Remove windows support for now
raise RuntimeError("Windows is not currently supported")
cmake_version = LooseVersion(
re.search(r"version\s*([\d.]+)", out.decode()).group(1)
)
if cmake_version < "3.1.0":
raise RuntimeError("CMake >= 3.1.0 is required on Windows")
# TODO:
print("Cloning git submodules...")
args = "git submodule update --init --recursive"
ret = self.run_cmd(args.split(" "))
(returncode, output) = ret
if returncode != 0:
# TODO: log this
print(ret, args)
raise RuntimeError(
"git submodules failed to update: {r} {o}".format(
r=returncode, o=output
)
)
print(output)
# Generate C++11 headders
print("\nGenerating mavlink headders...")
args = "{python} ./mavlink/pymavlink/tools/mavgen.py --lang C++11 ./mavlink/message_definitions/v1.0/ardupilotmega.xml -o ./generated/mavlink --wire-protocol=2.0".format(
python=sys.executable
)
ret = self.run_cmd(args.split(" "))
(returncode, output) = ret
if returncode != 0:
# TODO: log this
print(ret, args)
raise RuntimeError(
"mavlink headder generation failed: {r} {o}".format(
r=returncode, o=output
)
)
print(output)
# Write out the python bindings for the current message definitions
print("\nGenerating and compiling binding code...")
import generate_bindings
generate_bindings.generate()
for ext in self.extensions:
self.build_extension(ext)
def build_extension(self, ext):
extdir = os.path.abspath(os.path.dirname(self.get_ext_fullpath(ext.name)))
cmake_args = [
"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=" + extdir,
"-DPYTHON_EXECUTABLE=" + sys.executable,
]
cfg = "Debug" if self.debug else "Release"
build_args = ["--config", cfg]
if platform.system() == "Windows":
cmake_args += [
"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{}={}".format(cfg.upper(), extdir)
]
if sys.maxsize > 2 ** 32:
cmake_args += ["-A", "x64"]
build_args += ["--", "/m"]
else:
cmake_args += ["-DCMAKE_BUILD_TYPE=" + cfg]
build_args += ["--", "-j2"]
env = os.environ.copy()
env["CXXFLAGS"] = '{} -DVERSION_INFO=\\"{}\\"'.format(
env.get("CXXFLAGS", ""), self.distribution.get_version()
)
if not os.path.exists(self.build_temp):
os.makedirs(self.build_temp)
subprocess.check_call(
["cmake", ext.sourcedir] + cmake_args, cwd=self.build_temp, env=env
)
subprocess.check_call(
["cmake", "--build", "."] + build_args, cwd=self.build_temp
)
def run_cmd(self, args, shell=False):
try:
p = subprocess.check_output(
args, stderr=subprocess.STDOUT, shell=shell
).decode("utf-8")
return (0, p.strip())
except subprocess.CalledProcessError as e: # non zero return
# print(e.returncode) # the non zero return code
# print(e.cmd) # the cmd that caused it
# print(e.output) # the error output (if any)
return (e.returncode, e.output.strip())
setup(
name="MAVLink_binder",
version="0.0.1",
author="Samuel Dudley",
author_email="[email protected]",
description="Python bindings for mavlink C++ code",
long_description="",
ext_modules=[CMakeExtension("MAVLink_binder")],
cmdclass=dict(build_ext=CMakeBuild),
zip_safe=False,
)