sailfish-safe

Sailfish frontend for safe(1)
git clone git://git.z3bra.org/sailfish-safe.git
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scopeguard.h (1405B)

      1 /*
      2  *   Copyright (C) 2019  Daniel Vrátil <dvratil@kde.org>
      3  *                 2021  Willy Goiffon <contact@z3bra.org>
      4  *
      5  *   This program is free software: you can redistribute it and/or modify
      6  *   it under the terms of the GNU General Public License as published by
      7  *   the Free Software Foundation, either version 3 of the License, or
      8  *   (at your option) any later version.
      9  *
     10  *   This program is distributed in the hope that it will be useful,
     11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
     12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13  *   GNU General Public License for more details.
     14  *
     15  *   You should have received a copy of the GNU General Public License
     16  *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
     17  */
     18 
     19 #ifndef SCOPEGUARD_H
     20 #define SCOPEGUARD_H
     21 
     22 template<typename Func>
     23 class ScopeGuard
     24 {
     25 public:
     26     ScopeGuard(Func &&func)
     27         : mFunc(std::move(func))
     28     {}
     29 
     30     ScopeGuard(ScopeGuard<Func> &&) = default;
     31     ScopeGuard<Func> &operator=(ScopeGuard<Func> &&) = default;
     32     ScopeGuard(const ScopeGuard<Func> &) = delete;
     33     ScopeGuard<Func> &operator=(const ScopeGuard<Func> &) = delete;
     34 
     35     ~ScopeGuard()
     36     {
     37         mFunc();
     38     }
     39 
     40 private:
     41     Func mFunc;
     42 };
     43 
     44 template<typename Func>
     45 ScopeGuard<Func> scopeGuard(Func &&func)
     46 {
     47     return ScopeGuard<Func>(std::move(func));
     48 }
     49 
     50 #endif // SCOPEGUARD_H