Add Android.bp for liblog

//

// Copyright (C) 2008-2014 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.

//

liblog_host_sources = [

    "logd_write.c",

    "log_event_write.c",

    "fake_log_device.c",

    //"event.logtags",

]

liblog_target_sources = [

    "logd_write.c",

    "log_event_write.c",

    "event_tag_map.c",

    "log_time.cpp",

    "log_is_loggable.c",

    "logprint.c",

    "log_read.c",

]

// Shared and static library for host and device

// ========================================================

cc_library {

    name: "liblog",

    host_supported: true,

    target: {

        host: {

            srcs: liblog_host_sources,

            cflags: ["-DFAKE_LOG_DEVICE=1"],

        },

        android: {

            srcs: liblog_target_sources,

            // AddressSanitizer runtime library depends on liblog.

            sanitize: ["never"],

        },

        android_arm: {

            // TODO: This is to work around b/19059885. Remove after root cause is fixed

            ldflags: ["-Wl,--hash-style=both"],

        },

        windows: {

            srcs: ["uio.c"],

        },

        not_windows: {

            srcs: ["event_tag_map.c"],

        },

        linux: {

            host_ldlibs: ["-lrt"],

        },

    },

    cflags: [

        "-Werror",

        // This is what we want to do:

        //  liblog_cflags := $(shell \

        //   sed -n \

        //       's/^\([0-9]*\)[ \t]*liblog[ \t].*/-DLIBLOG_LOG_TAG=\1/p' \

        //       $(LOCAL_PATH)/event.logtags)

        // so make sure we do not regret hard-coding it as follows:

        "-DLIBLOG_LOG_TAG=1005",

    ],

    compile_multilib: "both",

    stl: "none",

}