libdl/Android.bp

//
// libdl
//
package {
    default_applicable_licenses: ["bionic_libdl_license"],
}

license {
    name: "bionic_libdl_license",
    visibility: [":__subpackages__"],
    license_kinds: [
        "SPDX-license-identifier-Apache-2.0",
    ],
    license_text: [
        "NOTICE",
    ],
}

cc_library_static {
    name: "libdl_static",
    defaults: ["linux_bionic_supported"],
    ramdisk_available: true,
    vendor_ramdisk_available: true,
    recovery_available: true,
    native_bridge_supported: true,

    srcs: [
        "libdl.cpp",
        "libdl_cfi.cpp",
    ],

    cflags: [
        "-Wall",
        "-Wextra",
        "-Wunused",
        "-Werror",
    ],

    // For private/CFIShadow.h.
    include_dirs: ["bionic/libc"],

    stl: "none",
    system_shared_libs: [],
    header_libs: ["libc_headers"],
    export_header_lib_headers: ["libc_headers"],

    sanitize: {
        never: true,
    },
    apex_available: [
        "//apex_available:platform",
        "com.android.runtime",
    ],
}

soong_config_module_type {
    name: "bionic_cc_library",
    module_type: "cc_library",
    config_namespace: "ANDROID",
    bool_variables: ["release_deprecate_runtime_apex"],
    properties: ["apex_available"],
}

bionic_cc_library {
    name: "libdl",
    ramdisk_available: true,
    vendor_ramdisk_available: true,
    recovery_available: true,
    native_bridge_supported: true,
    static_ndk_lib: true,

    defaults: [
        "linux_bionic_supported",
        "bug_24465209_workaround",
    ],

    arch: {
        arm: {
            version_script: ":libdl.arm.map",
        },
        arm64: {
            version_script: ":libdl.arm64.map",
        },
        riscv64: {
            version_script: ":libdl.riscv64.map",
        },
        x86: {
            version_script: ":libdl.x86.map",
        },
        x86_64: {
            version_script: ":libdl.x86_64.map",
        },
    },
    shared: {
        whole_static_libs: ["libdl_static"],
    },
    static: {
        srcs: ["libdl_static.cpp"],
    },
    cflags: [
        "-Wall",
        "-Wextra",
        "-Wunused",
        "-Werror",
    ],
    stl: "none",

    nocrt: true,
    system_shared_libs: [],
    header_libs: [
        "libc_headers",
        "bionic_libc_platform_headers",
    ],

    // Opt out of native_coverage when opting out of system_shared_libs
    native_coverage: false,

    // This is placeholder library the actual implementation is (currently)
    // provided by the linker.
    shared_libs: ["ld-android"],

    sanitize: {
        never: true,
    },

    stubs: {
        symbol_file: "libdl.map.txt",
        versions: [
            "29",
            "current",
        ],
    },
    llndk: {
        symbol_file: "libdl.map.txt",
    },

    soong_config_variables: {
        release_deprecate_runtime_apex: {
            apex_available: ["//apex_available:platform"],
            conditions_default: {
                apex_available: ["com.android.runtime"],
            },
        },
    },
}

bionic_cc_library {
    name: "libdl_android",

    defaults: ["linux_bionic_supported"],
    ramdisk_available: true,
    vendor_ramdisk_available: true,
    recovery_available: true,
    native_bridge_supported: true,

    export_include_dirs: ["include_private"],

    srcs: ["libdl_android.cpp"],
    version_script: "libdl_android.map.txt",

    cflags: [
        "-Wall",
        "-Wextra",
        "-Wunused",
        "-Werror",
    ],

    stl: "none",

    nocrt: true,
    system_shared_libs: [],
    header_libs: [
        "libc_headers",
        "bionic_libc_platform_headers",
    ],

    export_header_lib_headers: ["bionic_libc_platform_headers"],

    // Opt out of native_coverage when opting out of system_shared_libs
    native_coverage: false,

    // This is placeholder library the actual implementation is (currently)
    // provided by the linker.
    shared_libs: ["ld-android"],

    sanitize: {
        never: true,
    },

    stubs: {
        symbol_file: ":stubs_libdl_android.map.txt",
        versions: ["current"],
    },

    soong_config_variables: {
        release_deprecate_runtime_apex: {
            apex_available: ["//apex_available:platform"],
            conditions_default: {
                apex_available: ["com.android.runtime"],
            },
        },
    },
}

// RELEASE_DEPRECATE_RUNTIME_APEX: "# apex" should be converted to "# systemapi"
genrule {
    name: "stubs_libdl_android.map.txt",
    out: ["stubs_libdl_android.map.txt"],
    srcs: ["libdl_android.map.txt"],
    cmd: select(release_flag("RELEASE_DEPRECATE_RUNTIME_APEX"), {
        true: "sed 's/# apex/# systemapi/g' $(in) > $(out)",
        default: "cp $(in) $(out)",
    }),
}

ndk_library {
    name: "libdl",
    symbol_file: "libdl.map.txt",
    first_version: "9",
    // This runtime library does not depend on ART at all, so it simply gets an
    // empty denylist.
    bypass_artless_denylist: true,
}

genrule {
    name: "libdl.arm.map",
    out: ["libdl.arm.map.txt"],
    srcs: ["libdl.map.txt"],
    tools: ["generate-version-script"],
    cmd: "$(location generate-version-script) arm $(in) $(out)",
}

genrule {
    name: "libdl.arm64.map",
    out: ["libdl.arm64.map.txt"],
    srcs: ["libdl.map.txt"],
    tools: ["generate-version-script"],
    cmd: "$(location generate-version-script) arm64 $(in) $(out)",
}

genrule {
    name: "libdl.riscv64.map",
    out: ["libdl.riscv64.map.txt"],
    srcs: ["libdl.map.txt"],
    tools: ["generate-version-script"],
    cmd: "$(location generate-version-script) riscv64 $(in) $(out)",
}

genrule {
    name: "libdl.x86.map",
    out: ["libdl.x86.map.txt"],
    srcs: ["libdl.map.txt"],
    tools: ["generate-version-script"],
    cmd: "$(location generate-version-script) x86 $(in) $(out)",
}

genrule {
    name: "libdl.x86_64.map",
    out: ["libdl.x86_64.map.txt"],
    srcs: ["libdl.map.txt"],
    tools: ["generate-version-script"],
    cmd: "$(location generate-version-script) x86_64 $(in) $(out)",
}