1 | /******************************************************************** |
2 | * Copyright (c) 2013 - 2014, Pivotal Inc. |
3 | * All rights reserved. |
4 | * |
5 | * Author: Zhanwei Wang |
6 | ********************************************************************/ |
7 | /******************************************************************** |
8 | * 2014 - |
9 | * open source under Apache License Version 2.0 |
10 | ********************************************************************/ |
11 | /** |
12 | * Licensed to the Apache Software Foundation (ASF) under one |
13 | * or more contributor license agreements. See the NOTICE file |
14 | * distributed with this work for additional information |
15 | * regarding copyright ownership. The ASF licenses this file |
16 | * to you under the Apache License, Version 2.0 (the |
17 | * "License"); you may not use this file except in compliance |
18 | * with the License. You may obtain a copy of the License at |
19 | * |
20 | * http://www.apache.org/licenses/LICENSE-2.0 |
21 | * |
22 | * Unless required by applicable law or agreed to in writing, software |
23 | * distributed under the License is distributed on an "AS IS" BASIS, |
24 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
25 | * See the License for the specific language governing permissions and |
26 | * limitations under the License. |
27 | */ |
28 | |
29 | #include <unistd.h> |
30 | |
31 | #include "Thread.h" |
32 | |
33 | namespace Hdfs { |
34 | namespace Internal { |
35 | |
36 | sigset_t ThreadBlockSignal() { |
37 | sigset_t sigs; |
38 | sigset_t oldMask; |
39 | sigemptyset(&sigs); |
40 | sigaddset(&sigs, SIGHUP); |
41 | sigaddset(&sigs, SIGINT); |
42 | sigaddset(&sigs, SIGTERM); |
43 | sigaddset(&sigs, SIGUSR1); |
44 | sigaddset(&sigs, SIGUSR2); |
45 | pthread_sigmask(SIG_BLOCK, &sigs, &oldMask); |
46 | return oldMask; |
47 | } |
48 | |
49 | void ThreadUnBlockSignal(sigset_t sigs) { |
50 | pthread_sigmask(SIG_SETMASK, &sigs, 0); |
51 | } |
52 | |
53 | } |
54 | } |
55 | |