//
// Copyright (C) 2014 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 {
    // See: http://go/android-license-faq
    // A large-scale-change added 'default_applicable_licenses' to import
    // all of the 'license_kinds' from "art_license"
    // to get the below license kinds:
    //   SPDX-license-identifier-Apache-2.0
    //   SPDX-license-identifier-BSD
    default_applicable_licenses: ["art_license"],
}

cc_library {
    name: "libsigchain",
    defaults: ["art_defaults"],
    visibility: [
        "//frameworks/base/cmds/app_process",
    ],
    //  Make libsigchain symbols global, so that an app library which
    //  is loaded in a classloader linker namespace looks for
    //  libsigchain symbols before libc.
    //  -z,global marks the binary with the DF_1_GLOBAL flag which puts the symbols
    //  in the global group. It does not affect their visibilities like the version
    //  script does.
    ldflags: ["-Wl,-z,global"],

    host_supported: true,
    target: {
        linux: {
            srcs: ["sigchain.cc"],
        },

        darwin: {
            srcs: ["sigchain_fake.cc"],
        },

        android: {
            header_libs: ["bionic_libc_platform_headers"],
            static_libs: ["libasync_safe"],
            shared_libs: ["libunwindstack"],
        },

        linux_bionic: {
            header_libs: ["bionic_libc_platform_headers"],
        },
    },

    export_include_dirs: ["."],
    apex_available: [
        "com.android.art",
        "com.android.art.debug",
        "test_broken_com.android.art",
    ],
    stubs: {
        symbol_file: "libsigchain.map.txt",
        versions: ["1"],
    },
}

// Create a fake version of libsigchain which expose the necessary symbols
// but throws when called. This can be used to get static binaries which don't
// need the real functionality of the sig chain but need to please the linker.
cc_library_static {
    name: "libsigchain_fake",
    host_supported: true,
    defaults: ["art_defaults"],
    srcs: ["sigchain_fake.cc"],
    target: {
        android: {
            static_libs: ["libasync_safe"],
        },
    },

    export_include_dirs: ["."],
}

art_cc_defaults {
    name: "art_sigchain_tests_defaults",
    srcs: ["sigchain_test.cc"],
}

// Version of ART gtest `art_sigchain_tests` bundled with the ART APEX on target.
// TODO(b/192274705): Remove this module when the migration to standalone ART gtests is complete.
art_cc_test {
    name: "art_sigchain_tests",
    defaults: [
        "art_gtest_defaults",
        "art_sigchain_tests_defaults",
    ],
}

// Standalone version of ART gtest `art_sigchain_tests`, not bundled with the ART APEX on target.
art_cc_test {
    name: "art_standalone_sigchain_tests",
    defaults: [
        "art_standalone_gtest_defaults",
        "art_sigchain_tests_defaults",
    ],
}