check for positive chkpt_interval before output (#892)

helpful fix for openFAST
Exawind · Aug 3, 2023 · c2f4324 · c2f4324
1 parent 1e4a325
commit c2f4324
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/amr-wind/wind_energy/actuator/turbine/fast/FastIface.cpp b/amr-wind/wind_energy/actuator/turbine/fast/FastIface.cpp
@@ -160,7 +160,8 @@ void FastIface::advance_turbine(const int local_id)
         fast_func(FAST_OpFM_Step, &fi.tid_local);
     }
 
-    if ((fi.time_index / fi.num_substeps) % fi.chkpt_interval == 0) {
+    if (fi.chkpt_interval > 0 &&
+        (fi.time_index / fi.num_substeps) % fi.chkpt_interval == 0) {
         char rst_file[fast_strlen()];
         copy_filename(" ", rst_file);
         fast_func(FAST_CreateCheckpoint, &fi.tid_local, rst_file);