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/* This file is part of KDevelop
Copyright 2008 David Nolden <david.nolden.kdevelop@art-master.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "functiondefinition.h"
#include "duchainregister.h"
#include "definitions.h"
namespace KDevelop {
REGISTER_DUCHAIN_ITEM(FunctionDefinition);
FunctionDefinition::FunctionDefinition(FunctionDefinitionData& data) : FunctionDeclaration(data)
{
}
FunctionDefinition::FunctionDefinition(const RangeInRevision& range, DUContext* context)
: FunctionDeclaration(*new FunctionDefinitionData, range)
{
d_func_dynamic()->setClassId(this);
setDeclarationIsDefinition(true);
if (context)
setContext(context);
}
FunctionDefinition::FunctionDefinition(const FunctionDefinition& rhs) : FunctionDeclaration(*new FunctionDefinitionData(
*rhs.d_func()))
{
}
FunctionDefinition::~FunctionDefinition()
{
if (!topContext()->isOnDisk())
DUChain::definitions()->removeDefinition(d_func()->m_declaration, this);
}
Declaration* FunctionDefinition::declaration(const TopDUContext* topContext) const
{
ENSURE_CAN_READ
const KDevVarLengthArray<Declaration*> declarations = d_func()->m_declaration.declarations(
topContext ? topContext : this->topContext());
for (Declaration* decl : declarations) {
if (!dynamic_cast<FunctionDefinition*>(decl))
return decl;
}
return nullptr;
}
bool FunctionDefinition::hasDeclaration() const
{
return d_func()->m_declaration.isValid();
}
void FunctionDefinition::setDeclaration(Declaration* declaration)
{
ENSURE_CAN_WRITE
if (declaration) {
DUChain::definitions()->addDefinition(declaration->id(), this);
d_func_dynamic()->m_declaration = declaration->id();
} else {
if (d_func()->m_declaration.isValid()) {
DUChain::definitions()->removeDefinition(d_func()->m_declaration, this);
d_func_dynamic()->m_declaration = DeclarationId();
}
}
}
FunctionDefinition* FunctionDefinition::definition(const Declaration* decl)
{
ENSURE_CHAIN_READ_LOCKED
if (!decl) {
return nullptr;
}
if (decl->isFunctionDeclaration() && decl->isDefinition()) {
return const_cast<FunctionDefinition *>(static_cast<const FunctionDefinition *>(decl));
}
const KDevVarLengthArray<IndexedDeclaration> allDefinitions = DUChain::definitions()->definitions(decl->id());
for (const IndexedDeclaration decl : allDefinitions) {
if (decl.data()) ///@todo Find better ways of deciding which definition to use
return dynamic_cast<FunctionDefinition*>(decl.data());
}
return nullptr;
}
Declaration* FunctionDefinition::clonePrivate() const
{
return new FunctionDefinition(*new FunctionDefinitionData(*d_func()));
}
}
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