/usr/include/qpid/sys/AtomicValue.h is in libqpidcommon2-dev 0.14-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | #ifndef QPID_SYS_ATOMICVALUE_H
#define QPID_SYS_ATOMICVALUE_H
/*
*
* 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.
*
*/
// Have to check for clang before gcc as clang pretends to be gcc too
#if defined( __clang__ )
// Use the clang doesn't support atomic builtins for 64 bit values, so use the slow versions
#include "qpid/sys/AtomicValue_mutex.h"
#elif defined( __GNUC__ ) && __GNUC__ >= 4 && ( defined( __i686__ ) || defined( __x86_64__ ) )
// Use the Gnu C built-in atomic operations if compiling with gcc on a suitable platform.
#include "qpid/sys/AtomicValue_gcc.h"
#else
// Fall-back to mutex locked operations if we don't have atomic ops.
#include "qpid/sys/AtomicValue_mutex.h"
#endif
#endif /*!QPID_SYS_ATOMICVALUE_GCC_H*/
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