8e1426800e
Checking the existence of ".git" is not the right way to check whether we are in develop environment because we distribute source tar-balls where such a ".git" directory does not exist. Replaced it with checking .proto files.
196 lines
7.1 KiB
Python
Executable File
196 lines
7.1 KiB
Python
Executable File
#! /usr/bin/env python
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#
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# See README for usage instructions.
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import glob
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import os
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import subprocess
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import sys
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# We must use setuptools, not distutils, because we need to use the
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# namespace_packages option for the "google" package.
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try:
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from setuptools import setup, Extension, find_packages
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except ImportError:
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try:
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from ez_setup import use_setuptools
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use_setuptools()
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from setuptools import setup, Extension, find_packages
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except ImportError:
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sys.stderr.write(
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"Could not import setuptools; make sure you have setuptools or "
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"ez_setup installed.\n"
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)
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raise
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from distutils.command.clean import clean as _clean
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if sys.version_info[0] == 3:
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# Python 3
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from distutils.command.build_py import build_py_2to3 as _build_py
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else:
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# Python 2
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from distutils.command.build_py import build_py as _build_py
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from distutils.spawn import find_executable
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# Find the Protocol Compiler.
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if 'PROTOC' in os.environ and os.path.exists(os.environ['PROTOC']):
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protoc = os.environ['PROTOC']
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elif os.path.exists("../src/protoc"):
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protoc = "../src/protoc"
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elif os.path.exists("../src/protoc.exe"):
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protoc = "../src/protoc.exe"
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elif os.path.exists("../vsprojects/Debug/protoc.exe"):
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protoc = "../vsprojects/Debug/protoc.exe"
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elif os.path.exists("../vsprojects/Release/protoc.exe"):
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protoc = "../vsprojects/Release/protoc.exe"
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else:
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protoc = find_executable("protoc")
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def GetVersion():
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"""Gets the version from google/protobuf/__init__.py
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Do not import google.protobuf.__init__ directly, because an installed
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protobuf library may be loaded instead."""
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with open(os.path.join('google', 'protobuf', '__init__.py')) as version_file:
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exec(version_file.read(), globals())
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return __version__
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def generate_proto(source, require = True):
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"""Invokes the Protocol Compiler to generate a _pb2.py from the given
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.proto file. Does nothing if the output already exists and is newer than
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the input."""
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if not require and not os.path.exists(source):
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return
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output = source.replace(".proto", "_pb2.py").replace("../src/", "")
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if (not os.path.exists(output) or
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(os.path.exists(source) and
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os.path.getmtime(source) > os.path.getmtime(output))):
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print("Generating %s..." % output)
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if not os.path.exists(source):
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sys.stderr.write("Can't find required file: %s\n" % source)
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sys.exit(-1)
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if protoc is None:
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sys.stderr.write(
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"protoc is not installed nor found in ../src. "
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"Please compile it or install the binary package.\n"
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)
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sys.exit(-1)
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protoc_command = [protoc, "-I../src", "-I.", "--python_out=.", source]
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if subprocess.call(protoc_command) != 0:
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sys.exit(-1)
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def GenerateUnittestProtos():
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generate_proto("../src/google/protobuf/map_unittest.proto", False)
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generate_proto("../src/google/protobuf/unittest.proto", False)
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generate_proto("../src/google/protobuf/unittest_custom_options.proto", False)
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generate_proto("../src/google/protobuf/unittest_import.proto", False)
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generate_proto("../src/google/protobuf/unittest_import_public.proto", False)
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generate_proto("../src/google/protobuf/unittest_mset.proto", False)
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generate_proto("../src/google/protobuf/unittest_no_generic_services.proto", False)
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generate_proto("../src/google/protobuf/unittest_proto3_arena.proto", False)
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generate_proto("google/protobuf/internal/descriptor_pool_test1.proto", False)
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generate_proto("google/protobuf/internal/descriptor_pool_test2.proto", False)
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generate_proto("google/protobuf/internal/factory_test1.proto", False)
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generate_proto("google/protobuf/internal/factory_test2.proto", False)
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generate_proto("google/protobuf/internal/import_test_package/inner.proto", False)
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generate_proto("google/protobuf/internal/import_test_package/outer.proto", False)
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generate_proto("google/protobuf/internal/missing_enum_values.proto", False)
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generate_proto("google/protobuf/internal/more_extensions.proto", False)
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generate_proto("google/protobuf/internal/more_extensions_dynamic.proto", False)
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generate_proto("google/protobuf/internal/more_messages.proto", False)
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generate_proto("google/protobuf/internal/test_bad_identifiers.proto", False)
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generate_proto("google/protobuf/pyext/python.proto", False)
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class clean(_clean):
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def run(self):
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# Delete generated files in the code tree.
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for (dirpath, dirnames, filenames) in os.walk("."):
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for filename in filenames:
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filepath = os.path.join(dirpath, filename)
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if filepath.endswith("_pb2.py") or filepath.endswith(".pyc") or \
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filepath.endswith(".so") or filepath.endswith(".o") or \
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filepath.endswith('google/protobuf/compiler/__init__.py'):
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os.remove(filepath)
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# _clean is an old-style class, so super() doesn't work.
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_clean.run(self)
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class build_py(_build_py):
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def run(self):
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# Generate necessary .proto file if it doesn't exist.
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generate_proto("../src/google/protobuf/descriptor.proto")
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generate_proto("../src/google/protobuf/compiler/plugin.proto")
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GenerateUnittestProtos()
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# Make sure google.protobuf/** are valid packages.
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for path in ['', 'internal/', 'compiler/', 'pyext/']:
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try:
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open('google/protobuf/%s__init__.py' % path, 'a').close()
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except EnvironmentError:
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pass
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# _build_py is an old-style class, so super() doesn't work.
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_build_py.run(self)
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# TODO(mrovner): Subclass to run 2to3 on some files only.
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# Tracing what https://wiki.python.org/moin/PortingPythonToPy3k's
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# "Approach 2" section on how to get 2to3 to run on source files during
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# install under Python 3. This class seems like a good place to put logic
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# that calls python3's distutils.util.run_2to3 on the subset of the files we
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# have in our release that are subject to conversion.
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# See code reference in previous code review.
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if __name__ == '__main__':
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ext_module_list = []
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cpp_impl = '--cpp_implementation'
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if cpp_impl in sys.argv:
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sys.argv.remove(cpp_impl)
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# C++ implementation extension
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ext_module_list.append(
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Extension(
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"google.protobuf.pyext._message",
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glob.glob('google/protobuf/pyext/*.cc'),
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define_macros=[('GOOGLE_PROTOBUF_HAS_ONEOF', '1')],
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include_dirs=[".", "../src"],
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libraries=['protobuf'],
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library_dirs=['../src/.libs'],
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)
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)
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os.environ['PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION'] = 'cpp'
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setup(
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name='protobuf',
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version=GetVersion(),
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description='Protocol Buffers',
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long_description="Protocol Buffers are Google's data interchange format",
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url='https://developers.google.com/protocol-buffers/',
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maintainer='protobuf@googlegroups.com',
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maintainer_email='protobuf@googlegroups.com',
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license='New BSD License',
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classifiers=[
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'Programming Language :: Python :: 2.7',
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],
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namespace_packages=['google'],
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packages=find_packages(
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exclude=[
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'import_test_package',
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],
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),
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test_suite='google.protobuf.internal',
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cmdclass={
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'clean': clean,
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'build_py': build_py,
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},
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install_requires=['setuptools'],
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ext_modules=ext_module_list,
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)
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