--- /dev/null
+/*
+ This file is a part of libcds - Concurrent Data Structures library
+
+ (C) Copyright Maxim Khizhinsky (libcds.dev@gmail.com) 2006-2017
+
+ Source code repo: http://github.com/khizmax/libcds/
+ Download: http://sourceforge.net/projects/libcds/files/
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include <cds/threading/details/_common.h>
+#include <cds/gc/hp.h>
+#include <cds/gc/dhp.h>
+
+namespace cds { namespace threading {
+
+ CDS_EXPORT_API atomics::atomic<size_t> ThreadData::s_nLastUsedProcNo( 0 );
+ CDS_EXPORT_API size_t ThreadData::s_nProcCount = 1;
+
+ CDS_EXPORT_API void ThreadData::init()
+ {
+ if ( m_nAttachCount++ == 0 ) {
+ if ( cds::gc::HP::isUsed())
+ cds::gc::hp::smr::attach_thread();
+ if ( cds::gc::DHP::isUsed())
+ cds::gc::dhp::smr::attach_thread();
+
+ if ( cds::urcu::details::singleton<cds::urcu::general_instant_tag>::isUsed())
+ m_pGPIRCU = cds::urcu::details::singleton<cds::urcu::general_instant_tag>::attach_thread();
+ if ( cds::urcu::details::singleton<cds::urcu::general_buffered_tag>::isUsed())
+ m_pGPBRCU = cds::urcu::details::singleton<cds::urcu::general_buffered_tag>::attach_thread();
+ if ( cds::urcu::details::singleton<cds::urcu::general_threaded_tag>::isUsed())
+ m_pGPTRCU = cds::urcu::details::singleton<cds::urcu::general_threaded_tag>::attach_thread();
+#ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
+ if ( cds::urcu::details::singleton<cds::urcu::signal_buffered_tag>::isUsed())
+ m_pSHBRCU = cds::urcu::details::singleton<cds::urcu::signal_buffered_tag>::attach_thread();
+#endif
+ }
+ }
+
+ CDS_EXPORT_API bool ThreadData::fini()
+ {
+ if ( --m_nAttachCount == 0 ) {
+ if ( cds::gc::DHP::isUsed())
+ cds::gc::dhp::smr::detach_thread();
+ if ( cds::gc::HP::isUsed())
+ cds::gc::hp::smr::detach_thread();
+
+ if ( cds::urcu::details::singleton<cds::urcu::general_instant_tag>::isUsed()) {
+ cds::urcu::details::singleton<cds::urcu::general_instant_tag>::detach_thread( m_pGPIRCU );
+ m_pGPIRCU = nullptr;
+ }
+ if ( cds::urcu::details::singleton<cds::urcu::general_buffered_tag>::isUsed()) {
+ cds::urcu::details::singleton<cds::urcu::general_buffered_tag>::detach_thread( m_pGPBRCU );
+ m_pGPBRCU = nullptr;
+ }
+ if ( cds::urcu::details::singleton<cds::urcu::general_threaded_tag>::isUsed()) {
+ cds::urcu::details::singleton<cds::urcu::general_threaded_tag>::detach_thread( m_pGPTRCU );
+ m_pGPTRCU = nullptr;
+ }
+#ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
+ if ( cds::urcu::details::singleton<cds::urcu::signal_buffered_tag>::isUsed()) {
+ cds::urcu::details::singleton<cds::urcu::signal_buffered_tag>::detach_thread( m_pSHBRCU );
+ m_pSHBRCU = nullptr;
+ }
+#endif
+ return true;
+ }
+ return false;
+ }
+
+
+}} // namespace cds::threading