Seth Hillbrand
1b4a840820
In some cases (mostly mac but not just), we can get to the dtor for thread pool after the CV has already been destroyed. This prevents that from being possible and hopefully fixes the crash Fixes https://gitlab.com/kicad/code/kicad/-/issues/22583
65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright The KiCad Developers, see CHANGELOG.TXT for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/gpl-3.0.html
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* or you may search the http://www.gnu.org website for the version 3 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <advanced_config.h>
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#include <pgm_base.h>
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#include <thread_pool.h>
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static thread_pool* tp = nullptr;
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static bool tp_owned = false; // True if we created the thread pool ourselves
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thread_pool& GetKiCadThreadPool()
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{
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if( tp )
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return *tp;
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// If we have a PGM_BASE, use its thread pool
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if( PGM_BASE* pgm = PgmOrNull() )
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{
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tp = &pgm->GetThreadPool();
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tp_owned = false;
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return *tp;
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}
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// Otherwise, we are running in scripting or some other context where we don't have a PGM_BASE
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// so we need to create our own thread pool
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int num_threads = std::max( 0, ADVANCED_CFG::GetCfg().m_MaximumThreads );
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tp = new thread_pool( num_threads );
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tp_owned = true;
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return *tp;
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}
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void InvalidateKiCadThreadPool()
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{
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// If we own the thread pool (scripting context), delete it
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if( tp && tp_owned )
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{
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delete tp;
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}
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tp = nullptr;
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tp_owned = false;
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}
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