//
// Copyright (C) 2015 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.
//
//

ubsan_rtl_files = [
    "ubsan_diag.cc",
    "ubsan_init.cc",
    "ubsan_flags.cc",
    "ubsan_handlers.cc",
    "ubsan_value.cc",
]

ubsan_cxx_rtl_files = [
    "ubsan_handlers_cxx.cc",
    "ubsan_type_hash.cc",
    "ubsan_type_hash_itanium.cc",
    "ubsan_type_hash_win.cc",
]

ubsan_rtl_cppflags = [
    "-fvisibility=hidden",
    "-fno-exceptions",
    "-std=c++11",
    "-Wall",
    "-Werror",
    "-Wno-unused-parameter",
    "-Wno-non-virtual-dtor",
    "-DUBSAN_CAN_USE_CXXABI",
]

ubsan_rtl_c_includes = ["external/compiler-rt/lib"]

cc_library_static {
    name: "libubsan",
    host_supported: true,

    include_dirs: ubsan_rtl_c_includes,
    cppflags: ubsan_rtl_cppflags,
    srcs: ubsan_rtl_files,
    sdk_version: "19",
    stl: "none",
    sanitize: {
        never: true,
    },
    compile_multilib: "both",
    target: {
        host: {
            cflags: ["-fno-rtti"],
        },
    },
}

cc_library_static {
    name: "libubsan_cxx",
    host_supported: true,

    include_dirs: ubsan_rtl_c_includes,
    cppflags: ubsan_rtl_cppflags,
    rtti: true,
    srcs: ubsan_cxx_rtl_files,
    sdk_version: "19",
    sanitize: {
        never: true,
    },
    compile_multilib: "both",
}

cc_defaults {
    name: "libclang_rt_ubsan_defaults",

    include_dirs: [
        "external/compiler-rt/lib",
        "external/compiler-rt/include",
    ],
    static_libs: [
        "libsan",
    ],
    whole_static_libs: [
        "libubsan",
        "libubsan_cxx",
    ],
    shared_libs: [
        "liblog",
        "libdl",
    ],
    clang: true,
    sanitize: {
        never: true,
    },
    // _cxx bits (vptr-sanitizer and cfi) need dynamic_cast<>
    stl: "c++_static",
    sdk_version: "19",
    enabled: false,
}

// Disable libubsan_standalone prebuilts in aosp/master until soong has a build
// option to pick a prebuilt or compile/build a module.
//
// cc_library_shared {
//     name: "libclang_rt.ubsan_standalone-arm-android",
//     defaults: ["libclang_rt_ubsan_defaults"],
//     arch: {
//         arm: {
//             enabled: true,
//         },
//     },
// }
//
// cc_library_shared {
//     name: "libclang_rt.ubsan_standalone-aarch64-android",
//     defaults: ["libclang_rt_ubsan_defaults"],
//     arch: {
//         arm64: {
//             enabled: true,
//         },
//     },
// }
//
// cc_library_shared {
//     name: "libclang_rt.ubsan_standalone-i686-android",
//     defaults: ["libclang_rt_ubsan_defaults"],
//     arch: {
//         x86: {
//             enabled: true,
//         },
//     },
// }
//
// cc_library_shared {
//     name: "libclang_rt.ubsan_standalone-x86_64-android",
//     defaults: ["libclang_rt_ubsan_defaults"],
//     arch: {
//         x86_64: {
//             enabled: true,
//         },
//     },
// }
//
// cc_library_shared {
//     name: "libclang_rt.ubsan_standalone-mips-android",
//     defaults: ["libclang_rt_ubsan_defaults"],
//     arch: {
//         mips: {
//             enabled: true,
//         },
//     },
// }
//
// cc_library_shared {
//     name: "libclang_rt.ubsan_standalone-mips64-android",
//     defaults: ["libclang_rt_ubsan_defaults"],
//     arch: {
//         mips64: {
//             enabled: true,
//         },
//     },
// }

//###############################################################################
// Host modules

cc_library_host_static {
    name: "libubsan_standalone",

    include_dirs: ubsan_rtl_c_includes,
    cppflags: ubsan_rtl_cppflags + ["-fno-rtti"],
    srcs: ubsan_rtl_files,
    whole_static_libs: ["libsan"],
    stl: "none",
    sanitize: {
        never: true,
    },
    compile_multilib: "both",
    target: {
        darwin: {
            enabled: false,
        },
    },
}

cc_library_host_static {
    name: "libubsan_standalone_cxx",

    include_dirs: ubsan_rtl_c_includes,
    cppflags: ubsan_rtl_cppflags,
    srcs: ubsan_cxx_rtl_files,
    sanitize: {
        never: true,
    },
    compile_multilib: "both",
    target: {
        darwin: {
            enabled: false,
        },
    },
}