android_system_core/rootdir/Android.bp

// Copyright 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: ["Android-Apache-2.0"],
}

prebuilt_etc {
    name: "init.boringssl.zygote64_32.rc",
    src: "init.boringssl.zygote64_32.rc",
    sub_dir: "init/hw",
    symlinks: [
        "init.boringssl.zygote32.rc",
        "init.boringssl.no_zygote.rc",
    ],
}

prebuilt_etc {
    name: "init.boringssl.zygote64.rc",
    src: "init.boringssl.zygote64.rc",
    sub_dir: "init/hw",
}

prebuilt_etc {
    name: "init.rc",
    src: "init.rc",
    sub_dir: "init/hw",
    required: [
        "fsverity_init",
        "platform-bootclasspath",
        "init.boringssl.zygote64.rc",
        "init.boringssl.zygote64_32.rc",
    ],
}

prebuilt_etc {
    name: "ueventd.rc",
    src: "ueventd.rc",
    recovery_available: true,
}

// TODO(b/147210213) Generate list of libraries during build and fill in at build time
linker_config {
    name: "system_linker_config",
    src: "etc/linker.config.json",
    installable: false,
}

// TODO(b/185211376) Scope the native APIs that microdroid will provide to the app payload
prebuilt_etc {
    name: "public.libraries.android.txt",
    src: "etc/public.libraries.android.txt",
    filename: "public.libraries.txt",
    no_full_install: true,
}

// adb_debug.prop in debug ramdisk
prebuilt_root {
    name: "adb_debug.prop",
    src: "adb_debug.prop",
    debug_ramdisk: true,
}

prebuilt_etc {
    name: "init.zygote64.rc",
    src: "init.zygote64.rc",
    sub_dir: "init/hw",
}

prebuilt_etc {
    name: "init.zygote32.rc",
    src: "init.zygote32.rc",
    sub_dir: "init/hw",
}

prebuilt_etc {
    name: "init.zygote64_32.rc",
    src: "init.zygote64_32.rc",
    sub_dir: "init/hw",
}

prebuilt_etc {
    name: "init.usb.rc",
    src: "init.usb.rc",
    sub_dir: "init/hw",
}

prebuilt_etc {
    name: "init.usb.configfs.rc",
    src: "init.usb.configfs.rc",
    sub_dir: "init/hw",
}

prebuilt_etc {
    name: "etc_hosts",
    src: "etc/hosts",
    filename: "hosts",
}

prebuilt_etc {
    name: "init-debug.rc",
    src: "init-debug.rc",
    sub_dir: "init",
}

prebuilt_etc {
    name: "asan.options",
    src: "asan.options",
}

sh_binary {
    name: "asan_extract",
    src: "asan_extract.sh",
    init_rc: ["asan_extract.rc"],
    // We need bzip2 on device for extraction.
    required: ["bzip2"],
}

llndk_libraries_txt {
    name: "llndk.libraries.txt",
}

sanitizer_libraries_txt {
    name: "sanitizer.libraries.txt",
}

EXPORT_GLOBAL_ASAN_OPTIONS = select(soong_config_variable("ANDROID", "ASAN_ENABLED"), {
    true: "export ASAN_OPTIONS include=/system/asan.options",
    default: "",
})

EXPORT_GLOBAL_HWASAN_OPTIONS = select((soong_config_variable("ANDROID", "HWASAN_ENABLED"), soong_config_variable("ANDROID", "HWADDRESS_SANITIZER_GLOBAL_OPTIONS")), {
    (true, ""): "",
    (true, any @ options): "export HWASAN_OPTIONS " + options,
    (default, default): "",
})

EXPORT_GLOBAL_GCOV_OPTIONS = select(soong_config_variable("ANDROID", "GCOV_COVERAGE"), {
    true: "export GCOV_PREFIX /data/misc/trace",
    default: "",
})

EXPORT_GLOBAL_CLANG_COVERAGE_OPTIONS = select((soong_config_variable("ANDROID", "CLANG_COVERAGE"), soong_config_variable("ANDROID", "CLANG_COVERAGE_CONTINUOUS_MODE")), {
    (true, true): "export LLVM_PROFILE_FILE /data/misc/trace/clang%c-%20m.profraw",
    (true, default): "export LLVM_PROFILE_FILE /data/misc/trace/clang-%20m.profraw",
    (default, default): "",
})

EXPORT_GLOBAL_SCUDO_ALLOCATION_RING_BUFFER_SIZE = select(soong_config_variable("ANDROID", "SCUDO_ALLOCATION_RING_BUFFER_SIZE"), {
    "": "",
    any @ size: "export SCUDO_ALLOCATION_RING_BUFFER_SIZE " + size,
    default: "",
})

genrule {
    name: "init.environ.rc.gen",
    srcs: ["init.environ.rc.in"],
    out: ["init.environ.rc"],
    cmd: "cp -f $(in) $(out) && " +
        "sed -i -e 's?%EXPORT_GLOBAL_ASAN_OPTIONS%?" + EXPORT_GLOBAL_ASAN_OPTIONS + "?g' $(out) && " +
        "sed -i -e 's?%EXPORT_GLOBAL_GCOV_OPTIONS%?" + EXPORT_GLOBAL_GCOV_OPTIONS + "?g' $(out) && " +
        "sed -i -e 's?%EXPORT_GLOBAL_CLANG_COVERAGE_OPTIONS%?" + EXPORT_GLOBAL_CLANG_COVERAGE_OPTIONS + "?g' $(out) && " +
        "sed -i -e 's?%EXPORT_GLOBAL_HWASAN_OPTIONS%?" + EXPORT_GLOBAL_HWASAN_OPTIONS + "?g' $(out) && " +
        "sed -i -e 's?%EXPORT_GLOBAL_SCUDO_ALLOCATION_RING_BUFFER_SIZE%?" + EXPORT_GLOBAL_SCUDO_ALLOCATION_RING_BUFFER_SIZE + "?g' $(out)",
}

prebuilt_root {
    name: "init.environ.rc-soong",
    src: ":init.environ.rc.gen",
    filename: "init.environ.rc",
    install_in_root: true,
    no_full_install: true,
    required: select((soong_config_variable("ANDROID", "ASAN_ENABLED"), soong_config_variable("ANDROID", "SANITIZE_TARGET_SYSTEM_ENABLED")), {
        (true, true): ["asan.options", "asan_extract"],
        (true, default): ["asan.options"],
        (default, default): [],
    }),
}