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/********************* */
/*! \file proof_manager.cpp
** \verbatim
** Original author: lianah
** Major contributors: mdeters
** Minor contributors (to current version): none
** This file is part of the CVC4 prototype.
** Copyright (c) 2009-2012 New York University and The University of Iowa
** 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 "proof/proof_manager.h"
#include "util/proof.h"
#include "proof/sat_proof.h"
#include "proof/cnf_proof.h"
#include "util/cvc4_assert.h"
namespace CVC4 {
bool ProofManager::isInitialized = false;
ProofManager* ProofManager::proofManager = NULL;
ProofManager::ProofManager(ProofFormat format = LFSC):
d_satProof(NULL),
d_cnfProof(NULL),
d_format(format)
{}
ProofManager* ProofManager::currentPM() {
if (isInitialized) {
return proofManager;
} else {
proofManager = new ProofManager();
isInitialized = true;
return proofManager;
}
}
Proof* ProofManager::getProof() {
// for now, this is just the SAT proof
return getSatProof();
}
SatProof* ProofManager::getSatProof() {
Assert (currentPM()->d_satProof);
return currentPM()->d_satProof;
}
CnfProof* ProofManager::getCnfProof() {
Assert (currentPM()->d_cnfProof);
return currentPM()->d_cnfProof;
}
void ProofManager::initSatProof(Minisat::Solver* solver) {
Assert (currentPM()->d_satProof == NULL);
switch(currentPM()->d_format) {
case LFSC :
currentPM()->d_satProof = new LFSCSatProof(solver);
break;
case NATIVE :
currentPM()->d_satProof = new SatProof(solver);
break;
default:
Assert(false);
}
}
void ProofManager::initCnfProof(prop::CnfStream* cnfStream) {
Assert (currentPM()->d_cnfProof == NULL);
switch(currentPM()->d_format) {
case LFSC :
currentPM()->d_cnfProof = new CnfProof(cnfStream); // FIXME
break;
case NATIVE :
currentPM()->d_cnfProof = new CnfProof(cnfStream);
break;
default:
Assert(false);
}
}
} /* CVC4 namespace */
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