mirror of
https://github.com/google/sandboxed-api.git
synced 2024-03-22 13:11:30 +08:00
98 lines
3.0 KiB
Python
98 lines
3.0 KiB
Python
# Copyright 2019 Google LLC
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# https://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
"""Embeds binary data in cc_*() rules."""
|
|
|
|
_FILEWRAPPER = "//sandboxed_api/tools/filewrapper"
|
|
|
|
# TODO(cblichmann): Convert this to use a "_cc_toolchain" once Bazel #4370 is
|
|
# fixed.
|
|
def _sapi_cc_embed_data_impl(ctx):
|
|
cc_file_artifact = None
|
|
h_file_artifact = None
|
|
for output in ctx.outputs.outs:
|
|
if output.path.endswith(".h"):
|
|
h_file_artifact = output
|
|
elif output.path.endswith(".cc") or output.path.endswith(".cpp"):
|
|
cc_file_artifact = output
|
|
|
|
args = ctx.actions.args()
|
|
args.add(ctx.label.package)
|
|
args.add(ctx.attr.ident)
|
|
args.add(ctx.attr.namespace if ctx.attr.namespace else "")
|
|
args.add(h_file_artifact)
|
|
args.add(cc_file_artifact)
|
|
args.add_all(ctx.files.srcs)
|
|
|
|
ctx.actions.run(
|
|
executable = ctx.executable._filewrapper,
|
|
inputs = ctx.files.srcs,
|
|
outputs = [h_file_artifact, cc_file_artifact],
|
|
arguments = [args],
|
|
mnemonic = "CcEmbedData",
|
|
progress_message = (
|
|
"Creating sapi_cc_embed_data file for {}".format(ctx.label)
|
|
),
|
|
)
|
|
|
|
_sapi_cc_embed_data = rule(
|
|
implementation = _sapi_cc_embed_data_impl,
|
|
output_to_genfiles = True,
|
|
attrs = {
|
|
"srcs": attr.label_list(
|
|
allow_files = True,
|
|
),
|
|
"namespace": attr.string(),
|
|
"ident": attr.string(),
|
|
"_filewrapper": attr.label(
|
|
executable = True,
|
|
cfg = "exec",
|
|
allow_files = True,
|
|
default = Label(_FILEWRAPPER),
|
|
),
|
|
"outs": attr.output_list(),
|
|
},
|
|
)
|
|
|
|
def sapi_cc_embed_data(name, srcs = [], namespace = "", **kwargs):
|
|
"""Embeds arbitrary binary data in cc_*() rules.
|
|
|
|
Args:
|
|
name: Name for this rule.
|
|
srcs: A list of files to be embedded.
|
|
namespace: C++ namespace to wrap the generated types in.
|
|
**kwargs: extra arguments like testonly, visibility, etc.
|
|
"""
|
|
embed_rule = "_%s_sapi" % name
|
|
_sapi_cc_embed_data(
|
|
name = embed_rule,
|
|
srcs = srcs,
|
|
namespace = namespace,
|
|
ident = name,
|
|
outs = [
|
|
"%s.h" % name,
|
|
"%s.cc" % name,
|
|
],
|
|
)
|
|
native.cc_library(
|
|
name = name,
|
|
hdrs = [":%s.h" % name],
|
|
srcs = [":%s.cc" % name],
|
|
deps = [
|
|
"@com_google_absl//absl/base:core_headers",
|
|
"@com_google_absl//absl/strings",
|
|
],
|
|
**kwargs
|
|
)
|