platform_system_core/init/ueventd.c

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/*
* Copyright (C) 2010 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 <poll.h>
#include "ueventd.h"
#include "log.h"
#include "util.h"
#include "devices.h"
int ueventd_main(int argc, char **argv)
{
struct pollfd ufd;
int nr;
open_devnull_stdio();
log_init();
INFO("starting ueventd\n");
device_init();
ufd.events = POLLIN;
ufd.fd = get_device_fd();
while(1) {
ufd.revents = 0;
nr = poll(&ufd, 1, -1);
if (nr <= 0)
continue;
if (ufd.revents == POLLIN)
handle_device_fd();
}
}