xref: /aosp_15_r20/frameworks/base/cmds/app_process/Android.bp (revision d57664e9bc4670b3ecf6748a746a57c557b6bc9e)

package {
    default_applicable_licenses: ["frameworks_base_cmds_app_process_license"],
}

// Added automatically by a large-scale-change
// See: http://go/android-license-faq
license {
    name: "frameworks_base_cmds_app_process_license",
    visibility: [":__subpackages__"],
    license_kinds: [
        "SPDX-license-identifier-Apache-2.0",
    ],
    license_text: [
        "NOTICE",
    ],
}

cc_binary {
    name: "app_process",

    srcs: ["app_main.cpp"],

    multilib: {
        lib32: {
            suffix: "32",
        },
        lib64: {
            suffix: "64",
        },
    },

    // Symbols exported from the executable in .dynsym interpose symbols in every
    // linker namespace, including an app's classloader namespace. Provide this
    // version script to prevent unwanted interposition.
    //
    // By default, the static linker doesn't export most of an executable's symbols,
    // but it will export a symbol that appears to override a symbol in a needed DSO.
    // This commonly happens with C++ vaguely-linked entities, such as template
    // functions or type_info variables. Hence, a version script is needed even for
    // an executable.
    version_script: "version-script.txt",

    shared_libs: [
        "libandroid_runtime",
        "libbinder",
        "libcutils",
        "libdl",
        "libhidlbase",
        "liblog",
        "libnativeloader",

        // Even though app_process doesn't call into libsigchain, we need to
        // make sure it's in the DT list of app_process, as we want all code
        // in app_process and the libraries it loads to find libsigchain
        // symbols before libc symbols.
        "libsigchain",

        "libutils",

        // This is a list of libraries that need to be included in order to avoid
        // bad apps. This prevents a library from having a mismatch when resolving
        // new/delete from an app shared library.
        // See b/21032018 for more details.
        "libwilhelm",
    ],

    compile_multilib: "both",

    cflags: [
        "-Wall",
        "-Werror",
        "-Wunused",
        "-Wunreachable-code",
    ],

    // If SANITIZE_LITE is revived this will need:
    //product_variables: {
    //    sanitize_lite: {
    //        // In SANITIZE_LITE mode, we create the sanitized binary in a separate location (but reuse
    //        // the same module). Using the same module also works around an issue with make: binaries
    //        // that depend on sanitized libraries will be relinked, even if they set LOCAL_SANITIZE := never.
    //        //
    //        // Also pull in the asanwrapper helper.
    //        relative_install_path: "asan",
    //        required: ["asanwrapper"],
    //    },
    //},

    // Create a symlink from app_process to app_process32 or 64
    // depending on the target configuration.
    symlink_preferred_arch: true,

    // Enable ASYNC MTE in the zygote, in order to allow apps and the system
    // server to use MTE. We use ASYNC because we don't expect the pre-fork
    // zygote to have substantial memory corruption bugs (as it's primarily Java
    // code), and we don't want to waste memory recording malloc/free stack
    // traces (which happens in SYNC mode).
    sanitize: {
        memtag_heap: true,
    },
}