Adding checks to avoid further processing on UNSAT Problems

[satune.git] / src / Backend / satencoder.cc

diff --git a/src/Backend/satencoder.cc b/src/Backend/satencoder.cc
index b13541d63c3f7411964f3b2c38f29eff24f23999..618b8c17c22114177393754313dda6a3c1d8aa5c 100644 (file)
--- a/src/Backend/satencoder.cc
+++ b/src/Backend/satencoder.cc
@@ -16,7 +16,7 @@
 SATEncoder::SATEncoder(CSolver *_solver) :
        cnf(createCNF()),
        solver(_solver),
-  vector(allocDefVectorEdge()) {
+       vector(allocDefVectorEdge()) {
 }
 
 SATEncoder::~SATEncoder() {
@@ -29,11 +29,15 @@ void SATEncoder::resetSATEncoder() {
        booledgeMap.reset();
 }
 
-int SATEncoder::solve() {
+int SATEncoder::solve(long timeout) {
+       cnf->solver->timeout = timeout;
        return solveCNF(cnf);
 }
 
 void SATEncoder::encodeAllSATEncoder(CSolver *csolver) {
+       if(csolver->isUnSAT()){
+               return;
+       }
        SetIteratorBooleanEdge *iterator = csolver->getConstraints();
        while (iterator->hasNext()) {
                BooleanEdge constraint = iterator->next();