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SDC-CH common library for the Euclid project
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Pyston
src
lib
GIL.cpp
Go to the documentation of this file.
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/*
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* Copyright (C) 2022 Euclid Science Ground Segment
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*
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* This library is free software; you can redistribute it and/or modify it under
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* the terms of the GNU Lesser General Public License as published by the Free
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* Software Foundation; either version 3.0 of the License, or (at your option)
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* any later version.
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*
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* This library is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, 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 "
Pyston/GIL.h
"
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namespace
Pyston {
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static
size_t
s_lock_count
= 0;
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GILLocker::GILLocker
() {
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if
(Py_IsInitialized()) {
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m_state
= PyGILState_Ensure();
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++
s_lock_count
;
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}
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}
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GILLocker::~GILLocker
() {
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if
(Py_IsInitialized()) {
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PyGILState_Release(
m_state
);
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}
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}
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size_t
GILLocker::getLockCount
() {
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return
s_lock_count
;
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}
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GILReleaser::GILReleaser
(PyGILState_STATE& state) : m_state(state) {
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PyGILState_Release(
m_state
);
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}
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GILReleaser::GILReleaser
(
GILLocker
& locker) : m_state(locker.m_state) {
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PyGILState_Release(
m_state
);
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}
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GILReleaser::~GILReleaser
() {
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m_state
= PyGILState_Ensure();
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++
s_lock_count
;
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}
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SaveThread::SaveThread
() {
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m_state
= PyEval_SaveThread();
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}
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SaveThread::~SaveThread
() {
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PyEval_RestoreThread(
m_state
);
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}
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}
// end of namespace Pyston
Pyston::GILReleaser::GILReleaser
GILReleaser(PyGILState_STATE &state)
Definition:
GIL.cpp:42
Pyston::GILLocker::getLockCount
static size_t getLockCount()
Definition:
GIL.cpp:38
Pyston::GILLocker
Definition:
GIL.h:29
Pyston::GILReleaser::~GILReleaser
~GILReleaser()
Definition:
GIL.cpp:50
Pyston::s_lock_count
static size_t s_lock_count
Definition:
GIL.cpp:23
Pyston::SaveThread::m_state
PyThreadState * m_state
Definition:
GIL.h:64
Pyston::SaveThread::~SaveThread
~SaveThread()
Definition:
GIL.cpp:59
Pyston::GILLocker::~GILLocker
~GILLocker()
Definition:
GIL.cpp:32
Pyston::GILLocker::GILLocker
GILLocker()
Definition:
GIL.cpp:25
Pyston::SaveThread::SaveThread
SaveThread()
Definition:
GIL.cpp:55
Pyston::GILLocker::m_state
PyGILState_STATE m_state
Definition:
GIL.h:38
Pyston::GILReleaser::m_state
PyGILState_STATE & m_state
Definition:
GIL.h:54
GIL.h
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