85 lines
2.4 KiB
Python
85 lines
2.4 KiB
Python
# Copyright 2019 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Generates proto targets in various languages."""
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load("@com_google_protobuf//:protobuf.bzl", "cc_proto_library")
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def _cc_proto_library_name_from_proto_name(name):
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"""Converts proto name to cc_proto_library name.
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Several suffixes will be considered.
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Args:
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name: the proto name
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Returns:
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The cc_proto_library name.
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"""
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name = name.replace("-", "_")
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if name == "proto":
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# replace 'proto' with 'cc_proto'
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return "cc_proto"
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for suffix in [
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".protolib",
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"protolib",
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"proto2lib",
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"proto_lib",
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"proto2",
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"protos",
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"proto2_lib",
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"libproto",
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"genproto",
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"proto",
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]:
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# replace 'suffix' or '_suffix' with '_cc_proto'
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if name.endswith("_" + suffix):
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return name[:-len("_" + suffix)] + "_cc_proto"
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elif name.endswith(suffix):
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return name[:-len(suffix)] + "_cc_proto"
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# no match; simply append '_cc_proto' to the end
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return name + "_cc_proto"
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def sapi_proto_library(
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name,
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srcs = [],
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deps = [],
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alwayslink = False,
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**kwargs):
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"""Generates proto library and C++ targets.
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Args:
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name: Name for proto_library and base for the cc_proto_library name, name +
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"_cc_proto".
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srcs: Same as proto_library deps.
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deps: Same as proto_library deps.
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alwayslink: Same as cc_library.
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**kwargs: proto_library arguments.
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"""
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if kwargs.get("has_services", False):
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fail("Services are not currently supported.")
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cc_proto_library(
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name = name,
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srcs = srcs,
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deps = deps,
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alwayslink = alwayslink,
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**kwargs
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)
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native.cc_library(
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name = _cc_proto_library_name_from_proto_name(name),
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deps = [name],
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alwayslink = alwayslink,
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**kwargs
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)
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