platform_system_core/bootstat/histogram_logger.cpp
James Hawkins 6f28299d0d bootstat: Track record inconsistencies w/ a debug metric, bootstat_mtime_matches_content.
Fixed a file descriptor leak while I was in here.

Bug: 27550578
Change-Id: I8e252e4f5bb3c4e2ae96a1560fbb32ae636722a0
2016-03-22 16:02:01 -07:00

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/*
* Copyright (C) 2016 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.
*/
#include "histogram_logger.h"
#include <cstdlib>
#include <memory>
#include <android-base/logging.h>
#include <log/log.h>
#include "event_log_list_builder.h"
namespace bootstat {
void LogHistogram(const std::string& event, int32_t data) {
LOG(INFO) << "Logging histogram: " << event << " " << data;
EventLogListBuilder log_builder;
log_builder.Append(event);
log_builder.Append(data);
std::unique_ptr<uint8_t[]> log;
size_t size;
log_builder.Release(&log, &size);
android_bWriteLog(HISTOGRAM_LOG_TAG, log.get(), size);
}
} // namespace bootstat