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/********************* */
/*! \file smt_engine_scope.h
** \verbatim
** Top contributors (to current version):
** Morgan Deters, Tim King, Liana Hadarean
** This file is part of the CVC4 project.
** Copyright (c) 2009-2016 by the authors listed in the file AUTHORS
** in the top-level source directory) and their institutional affiliations.
** All rights reserved. See the file COPYING in the top-level source
** directory for licensing information.\endverbatim
**
** \brief [[ Add one-line brief description here ]]
**
** [[ Add lengthier description here ]]
** \todo document this file
**/
#include "cvc4_private.h"
#pragma once
#include "base/configuration_private.h"
#include "base/cvc4_assert.h"
#include "base/output.h"
#include "base/tls.h"
#include "expr/node_manager.h"
#include "proof/proof.h"
#include "proof/proof_manager.h"
#include "options/smt_options.h"
#include "smt/smt_engine.h"
namespace CVC4 {
class ProofManager;
namespace smt {
extern CVC4_THREADLOCAL(SmtEngine*) s_smtEngine_current;
inline SmtEngine* currentSmtEngine() {
Assert(s_smtEngine_current != NULL);
return s_smtEngine_current;
}
inline bool smtEngineInScope() {
return s_smtEngine_current != NULL;
}
// FIXME: Maybe move into SmtScope?
inline ProofManager* currentProofManager() {
#if IS_PROOFS_BUILD
Assert(s_smtEngine_current != NULL);
return s_smtEngine_current->d_proofManager;
#else /* IS_PROOFS_BUILD */
InternalError("proofs/unsat cores are not on, but ProofManager requested");
return NULL;
#endif /* IS_PROOFS_BUILD */
}
class SmtScope : public NodeManagerScope {
/** The old NodeManager, to be restored on destruction. */
SmtEngine* d_oldSmtEngine;
public:
SmtScope(const SmtEngine* smt) :
NodeManagerScope(smt->d_nodeManager),
d_oldSmtEngine(s_smtEngine_current) {
Assert(smt != NULL);
s_smtEngine_current = const_cast<SmtEngine*>(smt);
Debug("current") << "smt scope: " << s_smtEngine_current << std::endl;
}
~SmtScope() {
s_smtEngine_current = d_oldSmtEngine;
Debug("current") << "smt scope: returning to " << s_smtEngine_current << std::endl;
}
/**
* This returns the StatisticsRegistry attached to the currently in scope
* SmtEngine.
*/
static StatisticsRegistry* currentStatisticsRegistry() {
Assert(smtEngineInScope());
return s_smtEngine_current->d_statisticsRegistry;
}
};/* class SmtScope */
}/* CVC4::smt namespace */
}/* CVC4 namespace */
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