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mirror of https://gitlab.com/kicad/code/kicad.git synced 2025-01-22 06:42:39 +00:00
kicad/common/thread_pool.cpp
Seth Hillbrand 452e69de85 Move thread pool into true singleton
Thread pool needs to be stored in a single location for all of KiCad
otherwise each kiface will spin up its own pool of persistent threads
2025-01-09 09:03:08 -08:00

49 lines
1.6 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright The KiCad Developers, see CHANGELOG.TXT for contributors.
*
* This program 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.
*
* This program 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 this program; if not, you may find one here:
* http://www.gnu.org/licenses/gpl-3.0.html
* or you may search the http://www.gnu.org website for the version 3 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <advanced_config.h>
#include <pgm_base.h>
#include <thread_pool.h>
static thread_pool* tp = nullptr;
thread_pool& GetKiCadThreadPool()
{
if( tp )
return *tp;
// If we have a PGM_BASE, use its thread pool
if( PGM_BASE* pgm = PgmOrNull() )
{
tp = &pgm->GetThreadPool();
return *tp;
}
// Otherwise, we are running in scripting or some other context where we don't have a PGM_BASE
// so we need to create our own thread pool
int num_threads = std::max( 0, ADVANCED_CFG::GetCfg().m_MaximumThreads );
tp = new thread_pool( num_threads );
return *tp;
}