Android.bp

cc_defaults {
    name: "zlib_defaults",

    cflags: [
        "-O3",
        "-DUSE_MMAP",
    ],
    stl: "none",
    export_include_dirs: ["."],
    srcs: [
        "src/adler32.c",
        "src/compress.c",
        "src/crc32.c",
        "src/deflate.c",
        "src/gzclose.c",
        "src/gzlib.c",
        "src/gzread.c",
        "src/gzwrite.c",
        "src/infback.c",
        "src/inflate.c",
        "src/inftrees.c",
        "src/inffast.c",
        "src/trees.c",
        "src/uncompr.c",
        "src/zutil.c",
    ],

    arch: {
        arm: {
            // measurements show that the ARM version of ZLib is about x1.17 faster
            // than the thumb one...
            instruction_set: "arm",

            // TODO: This is to work around b/24465209. Remove after root cause is fixed
            ldflags: ["-Wl,--hash-style=both"],
        },
    },

    target: {
        linux_bionic: {
            enabled: true,
        },
        windows: {
            enabled: true,
        },
    },
}

cc_library {
    name: "libz",
    defaults: ["zlib_defaults"],

    host_supported: true,

    target: {
        host: {
            shared: {
                // The host shared library is built as libz-host
                enabled: false,
            },
        },
    },
}

// Separate host shared library definition, since we don't want to conflict
// with the host-supplied libz
cc_library_host_shared {
    name: "libz-host",
    defaults: ["zlib_defaults"],
}

cc_binary {
    name: "gzip",
    srcs: ["src/test/minigzip.c"],
    shared_libs: ["libz"],
    stl: "none",
}

cc_binary_host {
    name: "minigzip",
    srcs: ["src/test/minigzip.c"],
    static_libs: ["libz"],
    stl: "none",
}

cc_binary {
    name: "zlib_example",
    srcs: ["src/test/minigzip.c"],
    shared_libs: ["libz"],
    stl: "none",
}

cc_binary_host {
    name: "zlib_example_host",
    srcs: ["src/test/example.c"],
    static_libs: ["libz"],
    stl: "none",
}

// This module is defined in development/ndk/Android.bp. Updating these headers
// to be usable for any API level is going to be some work (at the very least,
// there's a ZLIB_VERNUM that will need to be handled since early versions of
// Android did not have all the APIs that calling code will use if this is set
// to the current value.
//
// The NDK never updated the zlib headers when the platform updated, so until we
// solve this the NDK will continue shipping the old headers.
//
// ndk_headers {
//     name: "libz_headers",
//     from: "src",
//     to: "",
//     srcs: [
//         "src/zconf.h",
//         "src/zlib.h",
//     ],
//     license: "NOTICE",
// }

ndk_library {
    name: "libz.ndk",
    symbol_file: "libz.map.txt",
    first_version: "9",
    unversioned_until: "current",
}