-//$$CDS-header$$
+/*
+ This file is a part of libcds - Concurrent Data Structures library
+
+ (C) Copyright Maxim Khizhinsky (libcds.dev@gmail.com) 2006-2016
+
+ 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.
+*/
#ifndef CDSLIB_URCU_DETAILS_SIG_BUFFERED_H
#define CDSLIB_URCU_DETAILS_SIG_BUFFERED_H
#ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
#include <mutex>
+#include <limits>
#include <cds/algo/backoff_strategy.h>
#include <cds/container/vyukov_mpmc_cycle_queue.h>
/// Returns singleton instance
static signal_buffered * instance()
{
- return static_cast<signal_buffered *>( base_class::instance() );
+ return static_cast<signal_buffered *>( base_class::instance());
}
/// Checks if the singleton is created and ready to use
static bool isUsed()
~signal_buffered()
{
- clear_buffer( (uint64_t) -1 );
+ clear_buffer( std::numeric_limits< uint64_t >::max());
}
void clear_buffer( uint64_t nEpoch )
p.free();
}
else {
- push_buffer( std::move(p) );
+ push_buffer( std::move(p));
break;
}
}
bool push_buffer( epoch_retired_ptr&& ep )
{
bool bPushed = m_Buffer.push( ep );
- if ( !bPushed || m_Buffer.size() >= capacity() ) {
+ if ( !bPushed || m_Buffer.size() >= capacity()) {
synchronize();
if ( !bPushed ) {
ep.free();
/// Destroys singleton object
static void Destruct( bool bDetachAll = false )
{
- if ( isUsed() ) {
- instance()->clear_buffer( (uint64_t) -1 );
+ if ( isUsed()) {
+ instance()->clear_buffer( std::numeric_limits< uint64_t >::max());
if ( bDetachAll )
instance()->m_ThreadList.detach_all();
delete instance();
}
};
+
+ /// User-space signal-handled RCU with deferred (buffered) reclamation (stripped version)
+ /**
+ @headerfile cds/urcu/signal_buffered.h
+
+ This short version of \p signal_buffered is intended for stripping debug info.
+ If you use \p %signal_buffered with default template arguments you may use
+ this stripped version. All functionality of both classes are identical.
+ */
+ class signal_buffered_stripped: public signal_buffered<>
+ {};
+
}} // namespace cds::urcu
#endif // #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED