platform_system_core/liblog/Android.bp
Mark Salyzyn 4d99c986d9 liblog: add LOGGER_STDERR frontend
Standalone, this logger provides no end-to-end capability.  Only
provides a writer, no reader transport.  All output goes, logcat-like,
into the stderr stream.  Output can be adjusted with environment
variables ANDROID_PRINTF_LOG and ANDROID_LOG_TAGS.

liblog_*.__android_log_bswrite_and_print___max print fails if a string
member is truncated with "Binary log entry conversion failed" and -1.
We expose the truncated content in the tests and in LOGGER_STDERR.

The purpose of this transport selection is for command-line tools,
providing a means to shunt the logs to be mixed in with the tool's
error stream.

Test: gTest liblog-unit-tests
Bug: 27405083
Change-Id: If344b6e3e67df2dc86ce317cfad8af8e857727b7
2017-03-08 07:17:31 -08:00

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//
// 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_sources = [
"config_read.c",
"config_write.c",
"local_logger.c",
"log_event_list.c",
"log_event_write.c",
"log_ratelimit.cpp",
"logger_lock.c",
"logger_name.c",
"logger_read.c",
"logger_write.c",
"logprint.c",
"stderr_write.c",
]
liblog_host_sources = [
"fake_log_device.c",
"fake_writer.c",
]
liblog_target_sources = [
"event_tag_map.cpp",
"log_time.cpp",
"properties.c",
"pmsg_reader.c",
"pmsg_writer.c",
"logd_reader.c",
"logd_writer.c",
]
// Shared and static library for host and device
// ========================================================
cc_library {
name: "liblog",
host_supported: true,
srcs: liblog_sources,
target: {
host: {
srcs: liblog_host_sources,
cflags: ["-DFAKE_LOG_DEVICE=1"],
},
android: {
srcs: liblog_target_sources,
// AddressSanitizer runtime library depends on liblog.
sanitize: {
address: false,
},
},
android_arm: {
// TODO: This is to work around b/24465209. Remove after root cause is fixed
ldflags: ["-Wl,--hash-style=both"],
},
windows: {
srcs: ["uio.c"],
enabled: true,
},
not_windows: {
srcs: ["event_tag_map.cpp"],
},
linux: {
host_ldlibs: ["-lrt"],
},
linux_bionic: {
enabled: true,
},
},
export_include_dirs: ["include"],
cflags: [
"-Werror",
"-fvisibility=hidden",
// 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=1006",
"-DSNET_EVENT_LOG_TAG=1397638484",
],
logtags: ["event.logtags"],
compile_multilib: "both",
}
ndk_headers {
name: "liblog_headers",
from: "include/android",
to: "android",
srcs: ["include/android/log.h"],
license: "NOTICE",
}
cc_library_headers {
name: "liblog_vndk_headers",
export_include_dirs: ["include_vndk"],
}
ndk_library {
name: "liblog.ndk",
symbol_file: "liblog.map.txt",
first_version: "9",
unversioned_until: "current",
}