Mercurial > octave
view liboctave/util/singleton-cleanup.h @ 27919:1891570abac8
update Octave Project Developers copyright for the new year
In files that have the "Octave Project Developers" copyright notice,
update for 2020.
author | John W. Eaton <jwe@octave.org> |
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date | Mon, 06 Jan 2020 22:29:51 -0500 |
parents | b442ec6dda5c |
children | bd51beb6205e |
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/* Copyright (C) 2011-2020 The Octave Project Developers See the file COPYRIGHT.md in the top-level directory of this distribution or <https://octave.org/COPYRIGHT.html/>. 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