- if (trace_active){
- THROW0(tracing_error, TRACE_ERROR_ALREADY_ACTIVE,
- "Tracing is already active.");
+ // tracing system must be:
+ // - enabled (with --cfg=tracing:1)
+ // - already configured (TRACE_global_init already called)
+ if (!(TRACE_is_enabled() && TRACE_is_configured())){
+ return 0;
+ }
+
+ XBT_DEBUG("Tracing starts");
+
+ /* open the trace file */
+ TRACE_paje_start();
+
+ /* activate trace */
+ TRACE_activate ();
+
+ /* other trace initialization */
+ created_categories = xbt_dict_new();
+ TRACE_surf_alloc();
+ TRACE_smpi_alloc();
+ return 0;
+}
+
+int TRACE_end()
+{
+ if (!TRACE_is_active())
+ return 1;
+
+ /* generate uncategorized graph configuration for triva */
+ if (TRACE_get_triva_uncat_conf()){
+ TRACE_generate_triva_uncat_conf();
+ }
+
+ /* generate categorized graph configuration for triva */
+ if (TRACE_get_triva_cat_conf()){
+ TRACE_generate_triva_cat_conf();