Made sft_output_count a static variable in velociraptor_interface.c.

src/engine.c

@@ -6329,7 +6329,6 @@ void engine_init(struct engine *e, struct space *s, struct swift_params *params,
   e->snapshot_units = (struct unit_system *)malloc(sizeof(struct unit_system));
   units_init_default(e->snapshot_units, params, "Snapshots", internal_units);
   e->snapshot_output_count = 0;
-  e->stf_output_count = 0;
   e->dt_min = parser_get_param_double(params, "TimeIntegration:dt_min");
   e->dt_max = parser_get_param_double(params, "TimeIntegration:dt_max");
   e->dt_max_RMS_displacement = FLT_MAX;

src/engine.h

@@ -235,7 +235,6 @@ struct engine {
   double a_first_stf_output;
   double time_first_stf_output;
   double delta_time_stf;
-  int stf_output_count;
 
   /* Output_List for the structure finding */
   struct output_list *output_list_stf;

src/velociraptor_interface.c

@@ -189,6 +189,7 @@ void velociraptor_invoke(struct engine *e) {
   const size_t nr_hydro_parts = s->nr_parts;
   const int nr_cells = s->nr_cells;
   int *cell_node_ids = NULL;
+  static int stf_output_count = 0;
 
   /* Allow thread to run on any core for the duration of the call to
    * VELOCIraptor so that
@@ -223,7 +224,7 @@ void velociraptor_invoke(struct engine *e) {
              e->stfBaseName, e->step);
   } else if (e->stf_output_freq_format == io_stf_time) {
     snprintf(outputFileName, PARSER_MAX_LINE_SIZE + 128, "%s_%04i.VELOCIraptor",
-             e->stfBaseName, e->stf_output_count);
+             e->stfBaseName, stf_output_count);
   }
 
   /* Allocate and populate an array of swift_vel_parts to be passed to
@@ -282,7 +283,7 @@ void velociraptor_invoke(struct engine *e) {
   free(cell_node_ids);
   free(swift_parts);
 
-  e->stf_output_count++;
+  stf_output_count++;
 
   message("VELOCIraptor took %.3f %s on rank %d.",
           clocks_from_ticks(getticks() - tic), clocks_getunit(), engine_rank);