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#!/bin/bash
#
# Copyright 2021 Google Inc. All rights reserved.
#
# 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.
set -euo pipefail
source "${RUNFILES_DIR}/bazel_tools/tools/bash/runfiles/runfiles.bash"
# This should be abstracted to a unit-test library when it has more uses.
function assert_contains_regex() {
local needle="$1"
local haystack="$2"
local message="${3:-Expected regexp "$needle" not found in "$haystack"}"
echo "${haystack}" | grep "${needle}" && return 0
echo "$message"
exit 1
}
# Test that a library is the expected filetype.
function test_filetype() {
local filepath="$(readlink -f $1)"; shift
local regex="$1"; shift
local file_output="$(file ${filepath})"
assert_contains_regex "${regex}" "${file_output}"
}
# Test that the shared library contains a symbol
function test_shared_library_symbols() {
local filepath="$(readlink -f $1)"; shift
local symbols="$1"; shift
local nm_output="$(nm -D "${filepath}")"
for symbol in "${symbols[@]}"
do
assert_contains_regex "${symbol}" "${nm_output}"
done
}
# Test file contents of //bionic/linker:ld-android
function test_ld-android() {
local shared_library="$(rlocation __main__/bionic/linker/libld-android_bp2build_cc_library_shared.so)"
local static_library="$(rlocation __main__/bionic/linker/libld-android_bp2build_cc_library_static_mainlib.a)"
test_filetype "${shared_library}" "shared object.*dynamically linked"
test_filetype "${static_library}" "current ar archive"
symbols=(
__loader_add_thread_local_dtor
__loader_android_create_namespace
__loader_android_dlopen_ext
__loader_android_dlwarning
__loader_android_get_application_target_sdk_version
__loader_android_get_exported_namespace
__loader_android_get_LD_LIBRARY_PATH
__loader_android_init_anonymous_namespace
__loader_android_link_namespaces
__loader_android_link_namespaces_all_libs
__loader_android_set_application_target_sdk_version
__loader_android_update_LD_LIBRARY_PATH
__loader_cfi_fail
__loader_dladdr
__loader_dlclose
__loader_dlerror
__loader_dl_iterate_phdr
__loader_dlopen
__loader_dlsym
__loader_dlvsym
__loader_remove_thread_local_dtor
__loader_shared_globals
_db_dlactivity
)
test_shared_library_symbols "${shared_library}" "${symbols}"
}
function test_libdl_android() {
local shared_library="$(rlocation __main__/bionic/libdl/liblibdl_android_bp2build_cc_library_shared.so)"
local static_library="$(rlocation __main__/bionic/libdl/liblibdl_android_bp2build_cc_library_static_mainlib.a)"
test_filetype "${shared_library}" "shared object.*dynamically linked"
test_filetype "${static_library}" "current ar archive"
symbols=(
android_create_namespace
android_dlwarning
android_get_exported_namespace
android_get_LD_LIBRARY_PATH
android_init_anonymous_namespace
android_link_namespaces
android_set_application_target_sdk_version
android_update_LD_LIBRARY_PATH
__loader_android_create_namespace
__loader_android_dlwarning
__loader_android_get_exported_namespace
__loader_android_get_LD_LIBRARY_PATH
__loader_android_init_anonymous_namespace
__loader_android_link_namespaces
__loader_android_set_application_target_sdk_version
__loader_android_update_LD_LIBRARY_PATH
)
test_shared_library_symbols "${shared_library}" "${symbols}"
}
test_ld-android
test_libdl_android
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