| // |
| // Copyright (C) 2020 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. |
| // |
| |
| cc_library { |
| defaults: [ |
| "native_bridge_stub_library_defaults", |
| // Definitions come from bionic/libc/Android.bp that force |
| // the usage of the correct native allocator. |
| "libc_native_allocator_defaults", |
| ], |
| name: "libnative_bridge_guest_libc", |
| overrides: ["libc"], |
| stem: "libc", |
| |
| srcs: [ |
| ":libc_sources_shared", |
| "__cxa_thread_atexit_impl.cpp", |
| "__libc_add_main_thread.cpp", |
| "exit.c", |
| "malloc_init.cpp", |
| ], |
| |
| include_dirs: [ |
| "bionic/libc", |
| "bionic/libc/arch-common/bionic", |
| "bionic/libc/async_safe/include", |
| "bionic/libc/bionic", |
| "bionic/libc/stdio", |
| "bionic/libstdc++/include", |
| ], |
| |
| cflags: [ |
| "-D_LIBC=1", |
| "-fno-emulated-tls", // Required for GWP-Asan. |
| ], |
| |
| product_variables: { |
| platform_sdk_version: { |
| asflags: ["-DPLATFORM_SDK_VERSION=%d"], |
| cflags: ["-DPLATFORM_SDK_VERSION=%d"], |
| }, |
| }, |
| |
| arch: { |
| arm: { |
| srcs: [ |
| ":libc_sources_shared_arm", |
| "stubs_arm.cpp", |
| ], |
| |
| cflags: [ |
| "-DCRT_LEGACY_WORKAROUND", |
| ], |
| |
| version_script: ":libc.arm.map", |
| |
| // Arm 32 bit does not produce complete exidx unwind information |
| // so keep the .debug_frame which is relatively small and does |
| // include needed unwind information. |
| // See b/132992102 for details. |
| strip: { |
| keep_symbols_and_debug_frame: true, |
| }, |
| |
| whole_static_libs: [ "libunwind_llvm" ], |
| }, |
| arm64: { |
| srcs: ["stubs_arm64.cpp"], |
| |
| version_script: ":libc.arm64.map", |
| |
| // Leave the symbols in the shared library so that stack unwinders can produce |
| // meaningful name resolution. |
| strip: { |
| keep_symbols: true, |
| }, |
| |
| whole_static_libs: [ "libgcc_stripped" ], |
| } |
| }, |
| |
| nocrt: true, |
| |
| required: ["tzdata"], |
| |
| whole_static_libs: [ |
| "gwp_asan", |
| "libc_init_dynamic", |
| "libc_common_shared", |
| ], |
| |
| shared_libs: [ |
| "ld-android", |
| "libdl", |
| ], |
| |
| static_libs: [ |
| "libdl_android", |
| ], |
| |
| system_shared_libs: [], |
| stl: "none", |
| |
| strip: { |
| keep_symbols: true, |
| }, |
| |
| sanitize: { |
| never: true, |
| }, |
| |
| // lld complains about duplicate symbols in libcrt and libgcc. Suppress the |
| // warning since this is intended right now. |
| // Bug: 117558759 |
| ldflags: ["-Wl,-z,muldefs"], |
| } |