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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
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60 lines
2.2 KiB
60 lines
2.2 KiB
2 years ago
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"""Macro to support py_extension """
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load("@bazel_skylib//lib:selects.bzl", "selects")
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def py_extension(name, srcs, copts, deps = []):
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"""Creates a C++ library to extend python
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Args:
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name: Name of the target
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srcs: List of source files to create the target
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copts: List of C++ compile options to use
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deps: Libraries that the target depends on
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"""
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native.cc_binary(
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name = name + "_binary",
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srcs = srcs,
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copts = copts + ["-fvisibility=hidden"],
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linkopts = selects.with_or({
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(
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"//python/dist:osx-x86_64_cpu",
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"//python/dist:osx-aarch64_cpu",
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): ["-undefined", "dynamic_lookup"],
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"//python/dist:win32_cpu": ["-static-libgcc"],
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"//conditions:default": [],
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}),
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linkshared = True,
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linkstatic = True,
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deps = deps + select({
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"//python:limited_api_3.7": ["@python-3.7.0//:python_headers"],
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"//python:full_api_3.7_win32": ["@nuget_python_i686_3.7.0//:python_full_api"],
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"//python:full_api_3.7_win64": ["@nuget_python_x86-64_3.7.0//:python_full_api"],
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"//python:full_api_3.8_win32": ["@nuget_python_i686_3.8.0//:python_full_api"],
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"//python:full_api_3.8_win64": ["@nuget_python_x86-64_3.8.0//:python_full_api"],
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"//python:full_api_3.9_win32": ["@nuget_python_i686_3.9.0//:python_full_api"],
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"//python:full_api_3.9_win64": ["@nuget_python_x86-64_3.9.0//:python_full_api"],
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"//python:limited_api_3.10_win32": ["@nuget_python_i686_3.10.0//:python_limited_api"],
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"//python:limited_api_3.10_win64": ["@nuget_python_x86-64_3.10.0//:python_limited_api"],
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"//conditions:default": ["@system_python//:python_headers"],
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}),
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)
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EXT_SUFFIX = ".abi3.so"
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output_file = "google/_upb/" + name + EXT_SUFFIX
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native.genrule(
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name = "copy" + name,
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srcs = [":" + name + "_binary"],
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outs = [output_file],
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cmd = "cp $< $@",
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visibility = ["//python:__subpackages__"],
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)
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native.py_library(
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name = name,
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data = [output_file],
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imports = ["."],
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visibility = ["//python:__subpackages__"],
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)
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