depends/libyarn/src/common/Thread.cpp

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 <unistd.h>

#include "Thread.h"

namespace Yarn {
namespace Internal {

sigset_t ThreadBlockSignal() {
    sigset_t sigs;
    sigset_t oldMask;
    sigemptyset(&sigs);
    sigaddset(&sigs, SIGHUP);
    sigaddset(&sigs, SIGINT);
    sigaddset(&sigs, SIGTERM);
    sigaddset(&sigs, SIGUSR1);
    sigaddset(&sigs, SIGUSR2);
    pthread_sigmask(SIG_BLOCK, &sigs, &oldMask);
    return oldMask;
}

void ThreadUnBlockSignal(sigset_t sigs) {
    pthread_sigmask(SIG_SETMASK, &sigs, 0);
}

}
}