2 files changed, 6 insertions, 0 deletions
diff --git a/src/sat/bsat/satSolver.c b/src/sat/bsat/satSolver.c
index fe7e65fe..787626d6 100644
--- a/src/sat/bsat/satSolver.c
+++ b/src/sat/bsat/satSolver.c
@@ -1956,6 +1956,8 @@ int sat_solver_solve_internal(sat_solver* s)
             break;
         if ( s->nRuntimeLimit && Abc_Clock() > s->nRuntimeLimit )
             break;
+        if ( s->pFuncStop && s->pFuncStop(s->RunId) )
+            break;
     }
     if (s->verbosity >= 1)
         printf("==============================================================================\n");
diff --git a/src/sat/bsat/satSolver.h b/src/sat/bsat/satSolver.h
index 5191b2cd..e8a350ca 100644
--- a/src/sat/bsat/satSolver.h
+++ b/src/sat/bsat/satSolver.h
@@ -196,6 +196,10 @@ struct sat_solver_t
     // CNF loading
     void *      pCnfMan;           // external CNF manager
     int(*pCnfFunc)(void * p, int); // external callback
+
+    // termination callback
+    int         RunId;          // SAT id in this run
+    int(*pFuncStop)(int);       // callback to terminate
 };
 
 static inline clause * clause_read( sat_solver * s, cla h )