//
// Copyright (C) 2017 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.
//

cc_defaults {
    name: "libunwindstack_flags",

    host_supported: true,

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

    target: {
        darwin: {
            enabled: false,
        },
        linux_bionic: {
            enabled: true,
        },
    },
}

cc_library {
    name: "libunwindstack",
    vendor_available: true,
    vndk: {
        enabled: true,
        support_system_process: true,
    },
    defaults: ["libunwindstack_flags"],
    export_include_dirs: ["include"],

    srcs: [
        "ArmExidx.cpp",
        "DwarfCfa.cpp",
        "DwarfEhFrameWithHdr.cpp",
        "DwarfMemory.cpp",
        "DwarfOp.cpp",
        "DwarfSection.cpp",
        "Elf.cpp",
        "ElfInterface.cpp",
        "ElfInterfaceArm.cpp",
        "JitDebug.cpp",
        "Log.cpp",
        "MapInfo.cpp",
        "Maps.cpp",
        "Memory.cpp",
        "Regs.cpp",
        "RegsArm.cpp",
        "RegsArm64.cpp",
        "RegsX86.cpp",
        "RegsX86_64.cpp",
        "RegsMips.cpp",
        "RegsMips64.cpp",
        "Unwinder.cpp",
        "Symbols.cpp",
    ],

    cflags: [
        "-Wexit-time-destructors",
    ],

    target: {
        // Always disable optimizations for host to make it easier to debug.
        host: {
            cflags: ["-O0", "-g"],
        },
        vendor: {
            cflags: ["-DNO_LIBDEXFILE_SUPPORT"],
            exclude_static_libs: ["libunwindstack_dex"],
            exclude_shared_libs: ["libdexfile"],
        },
    },
    whole_static_libs: ["libunwindstack_dex"],

    arch: {
        x86: {
            srcs: ["AsmGetRegsX86.S"],
        },
        x86_64: {
            srcs: ["AsmGetRegsX86_64.S"],
        },
        mips: {
            srcs: ["AsmGetRegsMips.S"],
        },
        mips64: {
            srcs: ["AsmGetRegsMips64.S"],
        },
    },

    shared_libs: [
        "libbase",
        "libdexfile",
        "liblog",
        "liblzma",
    ],
}

// Isolate the dex file processing into a separate library. Currently,
// it is necessary to add art include directories directly, which also
// adds the art elf.h file in the include path, overriding the system one.
// Work to isolate libdexfile is b/72216369.
cc_library_static {
    name: "libunwindstack_dex",
    vendor_available: false,
    defaults: ["libunwindstack_flags"],

    cflags: [
        "-Wexit-time-destructors",
    ],

    srcs: [
        "DexFile.cpp",
        "DexFiles.cpp",
    ],
    target: {
        // Always disable optimizations for host to make it easier to debug.
        host: {
            cflags: ["-O0", "-g"],
        },
    },

    shared_libs: [
        "libbase",
        "libdexfile",
    ],
    local_include_dirs: ["include"],
    allow_undefined_symbols: true,

    // libdexfile will eventually properly export headers, for now include
    // these directly.
    include_dirs: [
        "art/runtime",
    ],
}

//-------------------------------------------------------------------------
// Unit Tests
//-------------------------------------------------------------------------
cc_test_library {
    name: "libunwindstack_dex_test",
    vendor_available: false,
    defaults: ["libunwindstack_flags"],

    shared: {
        enabled: false,
    },

    srcs: [
        "tests/DexFileTest.cpp",
        "tests/DexFilesTest.cpp",
    ],
    local_include_dirs: ["include"],
    allow_undefined_symbols: true,

    shared_libs: [
        "libbase",
        "libunwindstack",
        "libdexfile",
    ],

    // libdexfile will eventually properly export headers, for now include
    // these directly.
    include_dirs: [
        "art/runtime",
    ],
}

cc_test {
    name: "libunwindstack_test",
    defaults: ["libunwindstack_flags"],

    srcs: [
        "tests/ArmExidxDecodeTest.cpp",
        "tests/ArmExidxExtractTest.cpp",
        "tests/DwarfCfaLogTest.cpp",
        "tests/DwarfCfaTest.cpp",
        "tests/DwarfDebugFrameTest.cpp",
        "tests/DwarfEhFrameTest.cpp",
        "tests/DwarfEhFrameWithHdrTest.cpp",
        "tests/DwarfMemoryTest.cpp",
        "tests/DwarfOpLogTest.cpp",
        "tests/DwarfOpTest.cpp",
        "tests/DwarfSectionTest.cpp",
        "tests/DwarfSectionImplTest.cpp",
        "tests/ElfCacheTest.cpp",
        "tests/ElfFake.cpp",
        "tests/ElfInterfaceArmTest.cpp",
        "tests/ElfInterfaceTest.cpp",
        "tests/ElfTest.cpp",
        "tests/ElfTestUtils.cpp",
        "tests/JitDebugTest.cpp",
        "tests/LogFake.cpp",
        "tests/MapInfoGetElfTest.cpp",
        "tests/MapInfoGetLoadBiasTest.cpp",
        "tests/MapsTest.cpp",
        "tests/MemoryBufferTest.cpp",
        "tests/MemoryFake.cpp",
        "tests/MemoryFileTest.cpp",
        "tests/MemoryLocalTest.cpp",
        "tests/MemoryOfflineTest.cpp",
        "tests/MemoryRangeTest.cpp",
        "tests/MemoryRemoteTest.cpp",
        "tests/MemoryTest.cpp",
        "tests/RegsIterateTest.cpp",
        "tests/RegsStepIfSignalHandlerTest.cpp",
        "tests/RegsTest.cpp",
        "tests/SymbolsTest.cpp",
        "tests/UnwindOfflineTest.cpp",
        "tests/UnwindTest.cpp",
        "tests/UnwinderTest.cpp",
    ],

    cflags: [
        "-O0",
        "-g",
    ],

    shared_libs: [
        "libbase",
        "liblog",
        "liblzma",
        "libunwindstack",
    ],

    static_libs: [
        "libgmock",
    ],

    whole_static_libs: ["libunwindstack_dex_test"],

    data: [
        "tests/files/elf32.xz",
        "tests/files/elf64.xz",
        "tests/files/offline/bad_eh_frame_hdr_arm64/*",
        "tests/files/offline/debug_frame_first_x86/*",
        "tests/files/offline/eh_frame_hdr_begin_x86_64/*",
        "tests/files/offline/jit_debug_arm/*",
        "tests/files/offline/jit_debug_x86/*",
        "tests/files/offline/gnu_debugdata_arm/*",
        "tests/files/offline/straddle_arm/*",
        "tests/files/offline/straddle_arm64/*",
    ],
}

//-------------------------------------------------------------------------
// Tools
//-------------------------------------------------------------------------
cc_defaults {
    name: "libunwindstack_tools",
    defaults: ["libunwindstack_flags"],

    shared_libs: [
        "libunwindstack",
        "libbase",
        "liblzma",
    ],
}

cc_binary {
    name: "unwind",
    defaults: ["libunwindstack_tools"],

    srcs: [
        "tools/unwind.cpp",
    ],
}

cc_binary {
    name: "unwind_info",
    defaults: ["libunwindstack_tools"],

    srcs: [
        "tools/unwind_info.cpp",
    ],
}

cc_binary {
    name: "unwind_symbols",
    defaults: ["libunwindstack_tools"],

    srcs: [
        "tools/unwind_symbols.cpp",
    ],
}

cc_binary {
    name: "unwind_for_offline",
    defaults: ["libunwindstack_tools"],

    srcs: [
        "tools/unwind_for_offline.cpp",
    ],
}

cc_binary {
    name: "unwind_reg_info",
    defaults: ["libunwindstack_tools"],

    srcs: [
        "tools/unwind_reg_info.cpp",
    ],
}

// Generates the elf data for use in the tests for .gnu_debugdata frames.
// Once these files are generated, use the xz command to compress the data.
cc_binary_host {
    name: "gen_gnudebugdata",
    defaults: ["libunwindstack_flags"],

    srcs: [
        "tests/GenGnuDebugdata.cpp",
    ],
}