office-gobmx/o3tl/qa/cow_wrapper_clients.cxx
Noel Grandin c04de7a6f2 tsan: fix data race in o3tl::cow_wrapper
where the use_count() call was happening without any kind of
synchronisation - switch to use std::atomic which does the right thing
for us

Change-Id: I79a6452f42bd425ea494bb0298dc134de5678813
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/170217
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Jenkins
2024-07-09 20:12:54 +02:00

296 lines
6.8 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "cow_wrapper_clients.hxx"
#include <rtl/instance.hxx>
namespace o3tltests {
class cow_wrapper_client2_impl
{
public:
cow_wrapper_client2_impl() : mnValue(0) {}
explicit cow_wrapper_client2_impl( int nVal ) : mnValue(nVal) {}
void setValue( int nVal ) { mnValue = nVal; }
int getValue() const { return mnValue; }
bool operator==( const cow_wrapper_client2_impl& rRHS ) const { return mnValue == rRHS.mnValue; }
bool operator!=( const cow_wrapper_client2_impl& rRHS ) const { return mnValue != rRHS.mnValue; }
bool operator<( const cow_wrapper_client2_impl& rRHS ) const { return mnValue < rRHS.mnValue; }
private:
int mnValue;
};
cow_wrapper_client2::cow_wrapper_client2() : maImpl()
{
}
cow_wrapper_client2::cow_wrapper_client2( int nVal ) :
maImpl( cow_wrapper_client2_impl(nVal) )
{
}
cow_wrapper_client2::~cow_wrapper_client2()
{
}
cow_wrapper_client2::cow_wrapper_client2( const cow_wrapper_client2& rSrc ) :
maImpl(rSrc.maImpl)
{
}
cow_wrapper_client2::cow_wrapper_client2( cow_wrapper_client2&& rSrc ) noexcept :
maImpl( std::move( rSrc.maImpl ) )
{
}
cow_wrapper_client2& cow_wrapper_client2::operator=( const cow_wrapper_client2& rSrc )
{
maImpl = rSrc.maImpl;
return *this;
}
cow_wrapper_client2& cow_wrapper_client2::operator=(cow_wrapper_client2&& rSrc) noexcept
{
maImpl = std::move(rSrc.maImpl);
return *this;
}
void cow_wrapper_client2::modify( int nVal )
{
maImpl->setValue( nVal );
}
int cow_wrapper_client2::queryUnmodified() const
{
return maImpl->getValue();
}
void cow_wrapper_client2::makeUnique()
{
maImpl.make_unique();
}
bool cow_wrapper_client2::is_unique() const
{
return maImpl.is_unique();
}
int cow_wrapper_client2::use_count() const
{
return maImpl.use_count();
}
void cow_wrapper_client2::swap( cow_wrapper_client2& r )
{
o3tl::swap(maImpl, r.maImpl);
}
bool cow_wrapper_client2::operator==( const cow_wrapper_client2& rRHS ) const
{
return maImpl == rRHS.maImpl;
}
bool cow_wrapper_client2::operator!=( const cow_wrapper_client2& rRHS ) const
{
return maImpl != rRHS.maImpl;
}
bool cow_wrapper_client2::operator<( const cow_wrapper_client2& rRHS ) const
{
return maImpl < rRHS.maImpl;
}
cow_wrapper_client3::cow_wrapper_client3() : maImpl()
{
}
cow_wrapper_client3::cow_wrapper_client3( int nVal ) :
maImpl( cow_wrapper_client2_impl(nVal) )
{
}
cow_wrapper_client3::~cow_wrapper_client3()
{
}
cow_wrapper_client3::cow_wrapper_client3( const cow_wrapper_client3& rSrc ) :
maImpl(rSrc.maImpl)
{
}
cow_wrapper_client3::cow_wrapper_client3( cow_wrapper_client3&& rSrc ) noexcept :
maImpl( std::move( rSrc.maImpl ) )
{
}
cow_wrapper_client3& cow_wrapper_client3::operator=( const cow_wrapper_client3& rSrc )
{
maImpl = rSrc.maImpl;
return *this;
}
cow_wrapper_client3& cow_wrapper_client3::operator=(cow_wrapper_client3&& rSrc) noexcept
{
maImpl = std::move(rSrc.maImpl);
return *this;
}
void cow_wrapper_client3::modify( int nVal )
{
maImpl->setValue( nVal );
}
int cow_wrapper_client3::queryUnmodified() const
{
return maImpl->getValue();
}
void cow_wrapper_client3::makeUnique()
{
maImpl.make_unique();
}
bool cow_wrapper_client3::is_unique() const
{
return maImpl.is_unique();
}
int cow_wrapper_client3::use_count() const
{
return maImpl.use_count();
}
void cow_wrapper_client3::swap( cow_wrapper_client3& r )
{
o3tl::swap(maImpl, r.maImpl);
}
bool cow_wrapper_client3::operator==( const cow_wrapper_client3& rRHS ) const
{
return maImpl == rRHS.maImpl;
}
bool cow_wrapper_client3::operator!=( const cow_wrapper_client3& rRHS ) const
{
return maImpl != rRHS.maImpl;
}
bool cow_wrapper_client3::operator<( const cow_wrapper_client3& rRHS ) const
{
return maImpl < rRHS.maImpl;
}
namespace { struct theDefaultClient4 : public rtl::Static< o3tl::cow_wrapper< int >,
theDefaultClient4 > {}; }
cow_wrapper_client4::cow_wrapper_client4() :
maImpl(theDefaultClient4::get())
{
}
cow_wrapper_client4::cow_wrapper_client4( int nVal ) :
maImpl( nVal )
{
}
cow_wrapper_client4::~cow_wrapper_client4()
{
}
cow_wrapper_client4::cow_wrapper_client4( const cow_wrapper_client4& rSrc ) :
maImpl(rSrc.maImpl)
{
}
cow_wrapper_client4& cow_wrapper_client4::operator=( const cow_wrapper_client4& rSrc )
{
maImpl = rSrc.maImpl;
return *this;
}
bool cow_wrapper_client4::is_default() const
{
return maImpl.same_object(theDefaultClient4::get());
}
bool cow_wrapper_client4::operator==( const cow_wrapper_client4& rRHS ) const
{
return maImpl == rRHS.maImpl;
}
bool cow_wrapper_client4::operator!=( const cow_wrapper_client4& rRHS ) const
{
return maImpl != rRHS.maImpl;
}
bool cow_wrapper_client4::operator<( const cow_wrapper_client4& rRHS ) const
{
return maImpl < rRHS.maImpl;
}
bool BogusRefCountPolicy::s_bShouldIncrement = false;
bool BogusRefCountPolicy::s_bShouldDecrement = false;
sal_uInt32 BogusRefCountPolicy::s_nEndOfScope = 0;
cow_wrapper_client5::cow_wrapper_client5() :
maImpl()
{
}
cow_wrapper_client5::cow_wrapper_client5(int nX) :
maImpl(nX)
{
}
cow_wrapper_client5::cow_wrapper_client5( const cow_wrapper_client5& rSrc ) :
maImpl( rSrc.maImpl )
{
}
cow_wrapper_client5::cow_wrapper_client5( cow_wrapper_client5&& rSrc ) noexcept :
maImpl( std::move( rSrc.maImpl ) )
{
}
cow_wrapper_client5::~cow_wrapper_client5()
{
}
cow_wrapper_client5& cow_wrapper_client5::operator=( const cow_wrapper_client5& rSrc )
{
maImpl = rSrc.maImpl;
return *this;
}
cow_wrapper_client5& cow_wrapper_client5::operator=(cow_wrapper_client5&& rSrc) noexcept
{
maImpl = std::move( rSrc.maImpl );
return *this;
}
bool cow_wrapper_client5::operator==( const cow_wrapper_client5& rSrc ) const {
return maImpl == rSrc.maImpl;
}
bool cow_wrapper_client5::operator!=( const cow_wrapper_client5& rSrc ) const {
return maImpl != rSrc.maImpl;
}
} // namespace o3tltests
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */