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author | 2016-07-18 16:30:58 -0700 | |
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committer | 2016-07-18 16:30:58 -0700 | |
commit | c76e48b8d38ed8d1c0359a3da2e60b87b93a99d9 (patch) | |
tree | f3c9e2b5e9f3d5345f6e46f07e6414262acd0377 /tools/distrib/python/grpcio_tools/setup.py | |
parent | 9275d4067cfd9233edf2ae9a0fe1255c8c730f19 (diff) | |
parent | 2eebe29ec84ed6b2d5c64016b12e1782281d5a38 (diff) |
Merge remote-tracking branch 'upstream/master' into shut_down_acceptor_early
Diffstat (limited to 'tools/distrib/python/grpcio_tools/setup.py')
-rw-r--r-- | tools/distrib/python/grpcio_tools/setup.py | 65 |
1 files changed, 48 insertions, 17 deletions
diff --git a/tools/distrib/python/grpcio_tools/setup.py b/tools/distrib/python/grpcio_tools/setup.py index e025158a82..bb2c71d843 100644 --- a/tools/distrib/python/grpcio_tools/setup.py +++ b/tools/distrib/python/grpcio_tools/setup.py @@ -51,15 +51,43 @@ import grpc_version PY3 = sys.version_info.major == 3 +# Environment variable to determine whether or not the Cython extension should +# *use* Cython or use the generated C files. Note that this requires the C files +# to have been generated by building first *with* Cython support. +BUILD_WITH_CYTHON = os.environ.get('GRPC_PYTHON_BUILD_WITH_CYTHON', False) + # There are some situations (like on Windows) where CC, CFLAGS, and LDFLAGS are # entirely ignored/dropped/forgotten by distutils and its Cygwin/MinGW support. # We use these environment variables to thus get around that without locking # ourselves in w.r.t. the multitude of operating systems this ought to build on. -# By default we assume a GCC-like compiler. -EXTRA_COMPILE_ARGS = shlex.split(os.environ.get('GRPC_PYTHON_CFLAGS', - '-fno-wrapv -frtti -std=c++11')) -EXTRA_LINK_ARGS = shlex.split(os.environ.get('GRPC_PYTHON_LDFLAGS', - '-lpthread')) +# We can also use these variables as a way to inject environment-specific +# compiler/linker flags. We assume GCC-like compilers and/or MinGW as a +# reasonable default. +EXTRA_ENV_COMPILE_ARGS = os.environ.get('GRPC_PYTHON_CFLAGS', None) +EXTRA_ENV_LINK_ARGS = os.environ.get('GRPC_PYTHON_LDFLAGS', None) +if EXTRA_ENV_COMPILE_ARGS is None: + EXTRA_ENV_COMPILE_ARGS = '-fno-wrapv -frtti -std=c++11' + if 'win32' in sys.platform: + # We use define flags here and don't directly add to DEFINE_MACROS below to + # ensure that the expert user/builder has a way of turning it off (via the + # envvars) without adding yet more GRPC-specific envvars. + # See https://sourceforge.net/p/mingw-w64/bugs/363/ + if '32' in platform.architecture()[0]: + EXTRA_ENV_COMPILE_ARGS += ' -D_ftime=_ftime32 -D_timeb=__timeb32 -D_ftime_s=_ftime32_s' + else: + EXTRA_ENV_COMPILE_ARGS += ' -D_ftime=_ftime64 -D_timeb=__timeb64' +if EXTRA_ENV_LINK_ARGS is None: + EXTRA_ENV_LINK_ARGS = '-lpthread' + if 'win32' in sys.platform: + # TODO(atash) check if this is actually safe to just import and call on + # non-Windows (to avoid breaking import style) + from distutils.cygwinccompiler import get_msvcr + msvcr = get_msvcr()[0] + EXTRA_ENV_LINK_ARGS += ( + ' -static-libgcc -static-libstdc++ -mcrtdll={msvcr} ' + '-static'.format(msvcr=msvcr)) +EXTRA_COMPILE_ARGS = shlex.split(EXTRA_ENV_COMPILE_ARGS) +EXTRA_LINK_ARGS = shlex.split(EXTRA_ENV_LINK_ARGS) GRPC_PYTHON_TOOLS_PACKAGE = 'grpc.tools' GRPC_PYTHON_PROTO_RESOURCES_NAME = '_proto' @@ -97,15 +125,19 @@ def package_data(): proto_files.append(relative_target) return {GRPC_PYTHON_TOOLS_PACKAGE: proto_files} -def protoc_ext_module(): - plugin_sources = [ +def extension_modules(): + if BUILD_WITH_CYTHON: + plugin_sources = ['grpc/tools/_protoc_compiler.pyx'] + else: + plugin_sources = ['grpc/tools/_protoc_compiler.cpp'] + plugin_sources += [ 'grpc/tools/main.cc', 'grpc_root/src/compiler/python_generator.cc'] + [ os.path.join(protoc_lib_deps.CC_INCLUDE, cc_file) for cc_file in protoc_lib_deps.CC_FILES] plugin_ext = extension.Extension( name='grpc.tools._protoc_compiler', - sources=['grpc/tools/_protoc_compiler.pyx'] + plugin_sources, + sources=plugin_sources, include_dirs=[ '.', 'grpc_root', @@ -117,24 +149,23 @@ def protoc_ext_module(): extra_compile_args=list(EXTRA_COMPILE_ARGS), extra_link_args=list(EXTRA_LINK_ARGS), ) - return plugin_ext - -def maybe_cythonize(exts): - from Cython import Build - return Build.cythonize(exts) + extensions = [plugin_ext] + if BUILD_WITH_CYTHON: + from Cython import Build + return Build.cythonize(extensions) + else: + return extensions setuptools.setup( name='grpcio_tools', version=grpc_version.VERSION, license='3-clause BSD', - ext_modules=maybe_cythonize([ - protoc_ext_module(), - ]), + ext_modules=extension_modules(), packages=setuptools.find_packages('.'), namespace_packages=['grpc'], install_requires=[ 'protobuf>=3.0.0a3', - 'grpcio>=0.14.0', + 'grpcio>=0.15.0', ], package_data=package_data(), ) |