58 lines
1.1 KiB
C
58 lines
1.1 KiB
C
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/**
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* \copyright
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* (c) 2012 - 2015 E.S.R. Labs GmbH (http://www.esrlabs.com)
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* All rights reserved.
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*/
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/**
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* Contains helpers to make C++ classes uncopyable, i.e. declare copy
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* constructor and assignment operator private.
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* \file Uncopyable.h
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*/
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#ifndef UNCOPYABLE_H_
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#define UNCOPYABLE_H_
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/**
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* The macro MAKE_UNCOPYABLE expands to a declaration of copy constructor and
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* assignment operator.
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* \par Usage example
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* \code
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* class MyClass
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* {
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* MAKE_UNCOPYABLE(MyClass)
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* public:
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* //...
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* };
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* \endcode
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*/
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#ifdef MAKE_UNCOPYABLE
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#error "MAKE_UNCOPYABLE was already defined!"
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#endif
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// PRQA S 1030 3
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#define MAKE_UNCOPYABLE(TypeName) \
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TypeName(const TypeName&); \
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TypeName& operator=(const TypeName&);
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namespace common
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{
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/**
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* Inheriting from Uncopyable makes sure that no copies of any subclass
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* are instantiated accidently because the C++ compiler will raise an error.
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*
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* \author oliver.mueller
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*/
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class Uncopyable
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{
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protected:
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Uncopyable(){}
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private:
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Uncopyable(const Uncopyable&);
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Uncopyable& operator=(const Uncopyable&);
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};
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}//namespace common
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#endif /*UNCOPYABLE_H_*/
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