Boost C++ Libraries

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Function template make_scope_fail

boost::scope::make_scope_fail — Creates a scope fail with given callable function objects.

Synopsis

// In header: <boost/scope/scope_fail.hpp>


template<typename F, typename C> 
  scope_fail< typename std::decay< F >::type, typename std::decay< C >::type > 
  make_scope_fail(F && func, C && cond, bool active = true);

Description

Effects: Constructs a scope guard as if by calling scope_fail< std::decay_t< F >, std::decay_t< C > >( std::forward< F >(func), std::forward< C >(cond), active).

Parameters:

`active`	Indicates whether the scope guard should be active upon construction.
`cond`	The callable failure condition function object.
`func`	The callable action function object to invoke on destruction.