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