Mercurial > octave
view liboctave/util/singleton-cleanup.h @ 33589:f07a7fe7bd51 default tip @
maint: merge stable to default
author | Rik <rik@octave.org> |
---|---|
date | Thu, 16 May 2024 08:32:01 -0700 |
parents | 4b601ca024d5 |
children |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2011-2024 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 () : m_fcn_list () { } public: typedef void (*fptr) (); OCTAVE_DISABLE_COPY_MOVE (singleton_cleanup_list) ~singleton_cleanup_list (); static void add (fptr f) { if (instance_ok ()) s_instance->do_add (f); } static void cleanup () { delete s_instance; s_instance = nullptr; } private: static singleton_cleanup_list *s_instance; static bool instance_ok (); static void cleanup_instance () { delete s_instance; s_instance = nullptr; } std::set<fptr> m_fcn_list; void do_add (fptr f) { m_fcn_list.insert (f); } }; #endif