Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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416 lines
11 KiB
416 lines
11 KiB
#!/usr/bin/python |
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# |
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# Protocol Buffers - Google's data interchange format |
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# Copyright 2023 Google LLC. All rights reserved. |
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# https://developers.google.com/protocol-buffers/ |
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# |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions are |
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# met: |
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# |
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# * Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# * Redistributions in binary form must reproduce the above |
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# copyright notice, this list of conditions and the following disclaimer |
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# in the documentation and/or other materials provided with the |
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# distribution. |
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# * Neither the name of Google LLC nor the names of its |
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# contributors may be used to endorse or promote products derived from |
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# this software without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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"""A tool to convert {WORKSPACE, BUILD} -> CMakeLists.txt. |
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This tool is very upb-specific at the moment, and should not be seen as a |
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generic Bazel -> CMake converter. |
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""" |
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from __future__ import absolute_import |
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from __future__ import division |
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from __future__ import print_function |
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import sys |
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import textwrap |
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import os |
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def StripFirstChar(deps): |
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return [dep[1:] for dep in deps] |
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def IsSourceFile(name): |
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return name.endswith(".c") or name.endswith(".cc") |
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ADD_LIBRARY_FORMAT = """ |
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add_library(%(name)s %(type)s |
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%(sources)s |
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) |
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target_include_directories(%(name)s %(keyword)s |
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/..> |
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../cmake> |
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$<BUILD_INTERFACE:${CMAKE_CURRENT_BINRARY_DIR}> |
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) |
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""" |
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class BuildFileFunctions(object): |
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def __init__(self, converter): |
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self.converter = converter |
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def _add_deps(self, kwargs, keyword=""): |
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if "deps" not in kwargs: |
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return |
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self.converter.toplevel += "target_link_libraries(%s%s\n %s)\n" % ( |
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kwargs["name"], |
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keyword, |
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"\n ".join(StripFirstChar(kwargs["deps"])) |
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) |
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def load(self, *args): |
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pass |
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def cc_library(self, **kwargs): |
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if kwargs["name"].endswith("amalgamation"): |
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return |
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if kwargs["name"] == "upbc_generator": |
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return |
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if kwargs["name"] == "lupb": |
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return |
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if "testonly" in kwargs: |
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return |
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files = kwargs.get("srcs", []) + kwargs.get("hdrs", []) |
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found_files = [] |
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pregenerated_files = [ |
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"CMakeLists.txt", "descriptor.upb.h", "descriptor.upb.c" |
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] |
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for file in files: |
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if os.path.basename(file) in pregenerated_files: |
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found_files.append("../cmake/" + file) |
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else: |
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found_files.append("../" + file) |
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if list(filter(IsSourceFile, files)): |
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# Has sources, make this a normal library. |
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self.converter.toplevel += ADD_LIBRARY_FORMAT % { |
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"name": kwargs["name"], |
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"type": "", |
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"keyword": "PUBLIC", |
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"sources": "\n ".join(found_files), |
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} |
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self._add_deps(kwargs) |
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else: |
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# Header-only library, have to do a couple things differently. |
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# For some info, see: |
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# http://mariobadr.com/creating-a-header-only-library-with-cmake.html |
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self.converter.toplevel += ADD_LIBRARY_FORMAT % { |
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"name": kwargs["name"], |
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"type": "INTERFACE", |
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"keyword": "INTERFACE", |
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"sources": "", |
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} |
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self._add_deps(kwargs, " INTERFACE") |
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def cc_binary(self, **kwargs): |
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pass |
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def cc_test(self, **kwargs): |
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# Disable this until we properly support upb_proto_library(). |
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# self.converter.toplevel += "add_executable(%s\n %s)\n" % ( |
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# kwargs["name"], |
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# "\n ".join(kwargs["srcs"]) |
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# ) |
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# self.converter.toplevel += "add_test(NAME %s COMMAND %s)\n" % ( |
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# kwargs["name"], |
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# kwargs["name"], |
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# ) |
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# if "data" in kwargs: |
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# for data_dep in kwargs["data"]: |
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# self.converter.toplevel += textwrap.dedent("""\ |
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# add_custom_command( |
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# TARGET %s POST_BUILD |
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# COMMAND ${CMAKE_COMMAND} -E copy |
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# ${CMAKE_SOURCE_DIR}/%s |
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# ${CMAKE_CURRENT_BINARY_DIR}/%s)\n""" % ( |
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# kwargs["name"], data_dep, data_dep |
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# )) |
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# self._add_deps(kwargs) |
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pass |
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def cc_fuzz_test(self, **kwargs): |
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pass |
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def pkg_files(self, **kwargs): |
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pass |
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def py_library(self, **kwargs): |
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pass |
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def py_binary(self, **kwargs): |
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pass |
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def lua_proto_library(self, **kwargs): |
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pass |
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def sh_test(self, **kwargs): |
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pass |
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def make_shell_script(self, **kwargs): |
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pass |
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def exports_files(self, files, **kwargs): |
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pass |
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def proto_library(self, **kwargs): |
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pass |
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def cc_proto_library(self, **kwargs): |
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pass |
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def staleness_test(self, **kwargs): |
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pass |
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def upb_amalgamation(self, **kwargs): |
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pass |
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def upb_proto_library(self, **kwargs): |
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pass |
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def upb_proto_library_copts(self, **kwargs): |
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pass |
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def upb_proto_reflection_library(self, **kwargs): |
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pass |
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def upb_proto_srcs(self, **kwargs): |
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pass |
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def genrule(self, **kwargs): |
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pass |
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def config_setting(self, **kwargs): |
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pass |
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def upb_fasttable_enabled(self, **kwargs): |
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pass |
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def select(self, arg_dict): |
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return [] |
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def glob(self, *args, **kwargs): |
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return [] |
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def licenses(self, *args): |
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pass |
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def filegroup(self, **kwargs): |
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pass |
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def map_dep(self, arg): |
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return arg |
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def package_group(self, **kwargs): |
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pass |
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def bool_flag(self, **kwargs): |
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pass |
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def bootstrap_upb_proto_library(self, **kwargs): |
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pass |
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def bootstrap_cc_library(self, **kwargs): |
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pass |
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def alias(self, **kwargs): |
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pass |
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class WorkspaceFileFunctions(object): |
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def __init__(self, converter): |
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self.converter = converter |
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def load(self, *args, **kwargs): |
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pass |
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def workspace(self, **kwargs): |
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self.converter.prelude += "project(%s)\n" % (kwargs["name"]) |
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self.converter.prelude += "set(CMAKE_C_STANDARD 99)\n" |
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def maybe(self, rule, **kwargs): |
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if kwargs["name"] == "utf8_range": |
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self.converter.utf8_range_commit = kwargs["commit"] |
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pass |
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def http_archive(self, **kwargs): |
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pass |
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def git_repository(self, **kwargs): |
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pass |
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def new_git_repository(self, **kwargs): |
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pass |
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def bazel_version_repository(self, **kwargs): |
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pass |
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def protobuf_deps(self): |
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pass |
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def utf8_range_deps(self): |
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pass |
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def pip_parse(self, **kwargs): |
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pass |
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def rules_fuzzing_dependencies(self): |
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pass |
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def rules_fuzzing_init(self): |
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pass |
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def rules_pkg_dependencies(self): |
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pass |
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def system_python(self, **kwargs): |
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pass |
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def register_system_python(self, **kwargs): |
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pass |
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def register_toolchains(self, toolchain): |
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pass |
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def python_source_archive(self, **kwargs): |
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pass |
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def python_nuget_package(self, **kwargs): |
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pass |
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def install_deps(self): |
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pass |
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def fuzzing_py_install_deps(self): |
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pass |
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def googletest_deps(self): |
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pass |
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class Converter(object): |
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def __init__(self): |
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self.prelude = "" |
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self.toplevel = "" |
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self.if_lua = "" |
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self.utf8_range_commit = "" |
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def convert(self): |
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return self.template % { |
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"prelude": converter.prelude, |
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"toplevel": converter.toplevel, |
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"utf8_range_commit": converter.utf8_range_commit, |
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} |
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template = textwrap.dedent("""\ |
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# This file was generated from BUILD using tools/make_cmakelists.py. |
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cmake_minimum_required(VERSION 3.10...3.24) |
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%(prelude)s |
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# Prevent CMake from setting -rdynamic on Linux (!!). |
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SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "") |
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SET(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "") |
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# Set default build type. |
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if(NOT CMAKE_BUILD_TYPE) |
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message(STATUS "Setting build type to 'RelWithDebInfo' as none was specified.") |
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set(CMAKE_BUILD_TYPE "RelWithDebInfo" CACHE STRING |
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"Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." |
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FORCE) |
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endif() |
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# When using Ninja, compiler output won't be colorized without this. |
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include(CheckCXXCompilerFlag) |
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CHECK_CXX_COMPILER_FLAG(-fdiagnostics-color=always SUPPORTS_COLOR_ALWAYS) |
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if(SUPPORTS_COLOR_ALWAYS) |
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fdiagnostics-color=always") |
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endif() |
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# Implement ASAN/UBSAN options |
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if(UPB_ENABLE_ASAN) |
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address") |
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address") |
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address") |
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fsanitize=address") |
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endif() |
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if(UPB_ENABLE_UBSAN) |
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined") |
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address") |
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address") |
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fsanitize=address") |
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endif() |
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if(NOT TARGET utf8_range) |
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if(EXISTS ../external/utf8_range) |
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# utf8_range is already installed |
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include_directories(../external/utf8_range) |
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else() |
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include(FetchContent) |
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FetchContent_Declare( |
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utf8_range |
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GIT_REPOSITORY "https://github.com/protocolbuffers/utf8_range.git" |
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GIT_TAG "%(utf8_range_commit)s" |
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) |
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FetchContent_GetProperties(utf8_range) |
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if(NOT utf8_range_POPULATED) |
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FetchContent_Populate(utf8_range) |
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include_directories(${utf8_range_SOURCE_DIR}) |
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endif() |
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endif() |
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endif() |
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if(APPLE) |
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -undefined dynamic_lookup -flat_namespace") |
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elseif(UNIX) |
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--build-id") |
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endif() |
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enable_testing() |
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%(toplevel)s |
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""") |
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data = {} |
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converter = Converter() |
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def GetDict(obj): |
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ret = {} |
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ret["UPB_DEFAULT_COPTS"] = [] # HACK |
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ret["UPB_DEFAULT_CPPOPTS"] = [] # HACK |
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for k in dir(obj): |
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if not k.startswith("_"): |
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ret[k] = getattr(obj, k); |
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return ret |
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globs = GetDict(converter) |
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workspace_dict = GetDict(WorkspaceFileFunctions(converter)) |
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exec(open("bazel/workspace_deps.bzl").read(), workspace_dict) |
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exec(open("WORKSPACE").read(), workspace_dict) |
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exec(open("BUILD").read(), GetDict(BuildFileFunctions(converter))) |
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with open(sys.argv[1], "w") as f: |
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f.write(converter.convert())
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