Mercurial > octave
view liboctave/util/singleton-cleanup.h @ 29358:0a5b15007766 stable
update Octave Project Developers copyright for the new year
In files that have the "Octave Project Developers" copyright notice,
update for 2021.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 10 Feb 2021 09:52:15 -0500 |
parents | bd51beb6205e |
children | 796f54d4ddbf |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2011-2021 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave 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 General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_singleton_cleanup_h) #define octave_singleton_cleanup_h 1 #include "octave-config.h" #include <set> class OCTAVE_API singleton_cleanup_list { protected: singleton_cleanup_list (void) : m_fcn_list () { } public: typedef void (*fptr) (void); // No copying! singleton_cleanup_list (const singleton_cleanup_list&) = delete; singleton_cleanup_list& operator = (const singleton_cleanup_list&) = delete; ~singleton_cleanup_list (void); static void add (fptr f) { if (instance_ok ()) s_instance->do_add (f); } static void cleanup (void) { delete s_instance; s_instance = nullptr; } private: static singleton_cleanup_list *s_instance; static bool instance_ok (void); static void cleanup_instance (void) { delete s_instance; s_instance = nullptr; } std::set<fptr> m_fcn_list; void do_add (fptr f) { m_fcn_list.insert (f); } }; #endif