51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
# Copyright (C) 2021 The Android Open Source Project
|
|
#
|
|
# 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
|
|
#
|
|
# http://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.
|
|
|
|
"""A function to generate table of contents files of symbols from a shared library."""
|
|
|
|
CcTocInfo = provider(
|
|
"Information about the table of contents of a shared library",
|
|
fields = {
|
|
"toc": "The single file for the table of contents",
|
|
},
|
|
)
|
|
|
|
def generate_toc(ctx, name, input_file):
|
|
so_name = "lib" + name + ".so"
|
|
toc_name = so_name + ".toc"
|
|
out_file = ctx.actions.declare_file(toc_name)
|
|
d_file = ctx.actions.declare_file(toc_name + ".d")
|
|
ctx.actions.run(
|
|
env = {
|
|
"CLANG_BIN": ctx.executable._readelf.dirname,
|
|
},
|
|
inputs = [input_file],
|
|
tools = [
|
|
ctx.executable._readelf,
|
|
],
|
|
outputs = [out_file, d_file],
|
|
executable = ctx.executable._toc_script,
|
|
arguments = [
|
|
# Only Linux shared libraries for now.
|
|
"--elf",
|
|
"-i",
|
|
input_file.path,
|
|
"-o",
|
|
out_file.path,
|
|
"-d",
|
|
d_file.path,
|
|
],
|
|
)
|
|
return CcTocInfo(toc = out_file)
|