/usr/include/ASL/utilities/aslUValue.h is in libasl-dev 0.1.7-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Advanced Simulation Library <http://asl.org.il>
*
* Copyright 2015 Avtech Scientific <http://avtechscientific.com>
*
*
* This file is part of Advanced Simulation Library (ASL).
*
* ASL is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, version 3 of the License.
*
* ASL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with ASL. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef ASLUVALUE_H
#define ASLUVALUE_H
#include "aslTimeStamp.h"
#include <memory>
namespace asl
{
/// Updatable value. This class stores value and its TimeStamp \ingroup LDI
template<typename T> class UValue
{
public:
std::shared_ptr<T> p;
TimeStamp ts;
inline explicit UValue():p(new T){}
inline explicit UValue(const T & a):p(new T(a)){ts.update();}
/// updates UValue::ts automaticaly
inline const T & operator=(const T& a){ts.update(); return (*p = a);}
inline const T & v() const {return *p;};
inline T & v() {return *p;};
};
/// \related UValue
template<typename T> inline bool operator==(const asl::UValue<T> & a,const T & v);
/// \related UValue
template<typename T> inline bool operator!=(const asl::UValue<T> & a,const T & v);
//-------------------------- Implementation --------------------------
template<typename T> inline bool operator==(const asl::UValue<T> & a,const T & v)
{
return *(a.p) == v;
}
template<typename T> inline bool operator!=(const asl::UValue<T> & a,const T & v)
{
return *(a.p) != v;
}
} //namespace asl
#endif // ASLUVALUE_H
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