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231 lines
7.3 KiB
231 lines
7.3 KiB
//
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// Copyright (C) 2019 The Android Open Source Project
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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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// http://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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//
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package {
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default_applicable_licenses: ["external_gwp_asan_license"],
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}
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// Added automatically by a large-scale-change that took the approach of
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// 'apply every license found to every target'. While this makes sure we respect
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// every license restriction, it may not be entirely correct.
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//
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// e.g. GPL in an MIT project might only apply to the contrib/ directory.
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//
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// Please consider splitting the single license below into multiple licenses,
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// taking care not to lose any license_kind information, and overriding the
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// default license using the 'licenses: [...]' property on targets as needed.
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//
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// For unused files, consider creating a 'fileGroup' with "//visibility:private"
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// to attach the license to, and including a comment whether the files may be
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// used in the current project.
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// See: http://go/android-license-faq
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license {
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name: "external_gwp_asan_license",
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visibility: [":__subpackages__"],
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license_kinds: [
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"SPDX-license-identifier-Apache-2.0",
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"SPDX-license-identifier-BSD",
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"SPDX-license-identifier-MIT",
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"SPDX-license-identifier-NCSA",
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],
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license_text: [
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"LICENSE.TXT",
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],
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}
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cc_defaults {
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name: "gwp_asan_defaults",
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host_supported: true,
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vendor_available: true,
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product_available: true,
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recovery_available: true,
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native_bridge_supported: true,
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ramdisk_available: true,
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vendor_ramdisk_available: true,
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// GWP-ASan currently has no support for darwin.
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target: {
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darwin: {
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enabled: false,
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},
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},
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min_sdk_version: "S",
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}
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cc_defaults {
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name: "gwp_asan_no_libs_defaults",
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defaults: ["gwp_asan_defaults"],
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// GWP-ASan is used by bionic libc, and should have no libc/libc++
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// dependencies.
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system_shared_libs: [],
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stl: "none",
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}
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cc_library_headers {
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name: "gwp_asan_headers",
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defaults: [
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"gwp_asan_defaults",
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"gwp_asan_no_libs_defaults",
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],
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export_include_dirs: [
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".",
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],
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apex_available: [
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// This header lib is compiled also as part of the platform due to libasync_safe
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// and others that are compiled with this header and are statically included
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// in the platform side.
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"//apex_available:platform",
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"com.android.runtime",
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// GWP-ASan headers are currently referenced by the following additional APEXes
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"com.android.art",
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"com.android.art.debug",
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"com.android.media",
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"com.android.media.swcodec",
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],
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}
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// Only static linkage is provided for performance reasons.
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cc_library_static {
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name: "gwp_asan",
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defaults: ["gwp_asan_no_libs_defaults"],
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header_libs: [
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"gwp_asan_headers",
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"libc_headers", // Required for pthread.h in mutex.h.
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],
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srcs: [
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"gwp_asan/common.cpp",
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"gwp_asan/guarded_pool_allocator.cpp",
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"gwp_asan/platform_specific/common_posix.cpp",
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"gwp_asan/platform_specific/guarded_pool_allocator_posix.cpp",
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"gwp_asan/platform_specific/mutex_posix.cpp",
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"gwp_asan/platform_specific/utilities_posix.cpp",
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"gwp_asan/stack_trace_compressor.cpp",
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],
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// GWP-ASan requires platform (non-emulated) TLS. We use thread local
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// variables in the core, inlined interface to GWP-ASan.
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cflags: [
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"-fno-emulated-tls",
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],
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apex_available: [
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// Required to not occlude the default platform variation from being
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// skipped by the apex mutator. If this happens - the license file for
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// the static GWP-ASan library won't be generated, and you'll get errors
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// at build time.
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"//apex_available:platform",
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"com.android.runtime", // GWP-ASan is used in libc.
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"com.android.media.swcodec", // libc_scudo (from media) uses GWP-ASan.
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],
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}
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// GWP-ASan crash handler API. Provides all the tools you need to symbolize a
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// GWP-ASan crash.
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cc_library {
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name: "gwp_asan_crash_handler",
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defaults: ["gwp_asan_defaults"],
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header_libs: [
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"gwp_asan_headers",
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"libc_headers", // Required for assert.h
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],
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srcs: [
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"gwp_asan/common.cpp",
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"gwp_asan/crash_handler.cpp",
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"gwp_asan/platform_specific/common_posix.cpp",
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"gwp_asan/platform_specific/utilities_posix.cpp",
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"gwp_asan/stack_trace_compressor.cpp",
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],
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apex_available: [
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"//apex_available:platform",
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"com.android.runtime",
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],
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}
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cc_fuzz {
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name: "stack_trace_compressor_fuzzer",
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host_supported: true,
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srcs: ["tools/stack_trace_compressor_fuzzer.cpp"],
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static_libs: ["gwp_asan"],
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}
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cc_fuzz {
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name: "options_parser_fuzzer",
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host_supported: true,
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srcs: [
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"tools/options_parser_fuzzer.cpp",
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"gwp_asan/optional/options_parser.cpp",
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],
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static_libs: ["gwp_asan"],
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}
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// These unit tests are also continuously run upstream in LLVM's buildbots.
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cc_test {
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name: "gwp_asan_unittest",
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defaults: ["linux_bionic_supported"],
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static_libs: [
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"gwp_asan",
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"gwp_asan_crash_handler",
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"libasync_safe",
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"liblog",
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"libunwindstack_no_dex",
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"liblzma", // Dependency from libunwindstack.
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],
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shared_libs: [
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"libbase",
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],
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ldflags: [
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// Ensure that ICF doesn't clobber DeallocateMemory2 into
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// DeallocateMemory in tests/backtrace.cpp. This is done in the linker,
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// so `optnone` in the function declaration doesn't help.
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"-Wl,--icf=none",
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],
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srcs: [
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"android/test_backtrace.cpp",
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"android/test_printf.cpp",
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"gwp_asan/optional/options_parser.cpp",
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"gwp_asan/optional/segv_handler_posix.cpp",
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"gwp_asan/tests/alignment.cpp",
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"gwp_asan/tests/backtrace.cpp",
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"gwp_asan/tests/basic.cpp",
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"gwp_asan/tests/compression.cpp",
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"gwp_asan/tests/crash_handler_api.cpp",
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"gwp_asan/tests/enable_disable.cpp",
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"gwp_asan/tests/harness.cpp",
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"gwp_asan/tests/iterate.cpp",
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"gwp_asan/tests/late_init.cpp",
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"gwp_asan/tests/mutex_test.cpp",
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"gwp_asan/tests/options.cpp",
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"gwp_asan/tests/slot_reuse.cpp",
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"gwp_asan/tests/thread_contention.cpp",
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],
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include_dirs: ["bionic/libc/async_safe/include"],
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test_suites: ["general-tests"],
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cflags: [
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// GWP-ASan requires anything that uses GuardedPoolAllocator headers to
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// use platform (ELF) TLS.
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"-fno-emulated-tls",
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// Ensure that the helper functions in test/backtrace.cpp don't get
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// tail-call optimised, as this breaks the unwind chain.
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"-fno-optimize-sibling-calls",
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// The experimental pass manager seems to kill __attribute__((optnone)),
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// and so we disable it (as we rely on optnone for tests/backtrace.cpp).
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"-fno-experimental-new-pass-manager",
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],
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}
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