Reference documentation for deal.II version GIT 9042b9283b 2023-12-02 14:50:02+00:00
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scope_exit.h
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1 // ---------------------------------------------------------------------
2 //
3 // Copyright (C) 2023 by the deal.II authors
4 //
5 // This file is part of the deal.II library.
6 //
7 // The deal.II library is free software; you can use it, redistribute
8 // it, and/or modify it under the terms of the GNU Lesser General
9 // Public License as published by the Free Software Foundation; either
10 // version 2.1 of the License, or (at your option) any later version.
11 // The full text of the license can be found in the file LICENSE.md at
12 // the top level directory of deal.II.
13 //
14 // ---------------------------------------------------------------------
15 
16 #ifndef dealii_scope_exit_h
17 #define dealii_scope_exit_h
18 
19 #include <deal.II/base/config.h>
20 
21 #include <functional>
22 
23 
25 
135 {
136 public:
141  explicit ScopeExit(const std::function<void()> &exit_function);
142 
147  ScopeExit(const ScopeExit &) = delete;
148 
152  ~ScopeExit();
153 
158  ScopeExit &
159  operator=(const ScopeExit &) = delete;
160 
161 private:
165  const std::function<void()> exit_function;
166 };
167 
168 
169 
170 inline ScopeExit::ScopeExit(const std::function<void()> &exit_function)
171  : exit_function(exit_function)
172 {}
173 
174 
175 
177 {
178  // Actually trigger the stored function
179  exit_function();
180 }
181 
182 
184 
185 #endif
ScopeExit(const ScopeExit &)=delete
const std::function< void()> exit_function
Definition: scope_exit.h:165
ScopeExit & operator=(const ScopeExit &)=delete
ScopeExit(const std::function< void()> &exit_function)
Definition: scope_exit.h:170
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:477
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:478