+
+static char*const* action_get_action(char *name)
+{
+ ssize_t read;
+ xbt_dynar_t evt = NULL;
+ char *evtname = NULL;
+
+ xbt_dynar_t myqueue = xbt_dict_get_or_null(action_queues, name);
+ if (myqueue == NULL || xbt_dynar_length(myqueue) == 0) { // nothing stored for me. Read the file further
+
+ if (action_fp == NULL) { // File closed now. There's nothing more to read. I'm out of here
+ goto todo_done;
+ }
+ // Read lines until I reach something for me (which breaks in loop body)
+ // or end of file reached
+ while ((read = getline(&action_line, &action_len, action_fp)) != -1) {
+ // cleanup and split the string I just read
+ char *comment = strchr(action_line, '#');
+ if (comment != NULL)
+ *comment = '\0';
+ xbt_str_trim(action_line, NULL);
+ if (action_line[0] == '\0')
+ continue;
+ /* we cannot split in place here because we parse&store several lines for
+ * the colleagues... */
+ evt = xbt_str_split_quoted(action_line);
+
+ // if it's for me, I'm done
+ evtname = xbt_dynar_get_as(evt, 0, char *);
+ if (!strcmp(name, evtname)) {
+ return xbt_dynar_to_array(evt);
+ } else {
+ // Else, I have to store it for the relevant colleague
+ xbt_dynar_t otherqueue =
+ xbt_dict_get_or_null(action_queues, evtname);
+ if (otherqueue == NULL) { // Damn. Create the queue of that guy
+ otherqueue =
+ xbt_dynar_new(sizeof(xbt_dynar_t), xbt_dynar_free_voidp);
+ xbt_dict_set(action_queues, evtname, otherqueue, NULL);
+ }
+ xbt_dynar_push(otherqueue, &evt);
+ }
+ }
+ goto todo_done; // end of file reached while searching in vain for more work
+ } else {
+ // Get something from my queue and return it
+ xbt_dynar_shift(myqueue, &evt);
+ return xbt_dynar_to_array(evt);
+ }
+
+
+ // I did all my actions for me in the file (either I closed the file, or a colleague did)
+ // Let's cleanup before leaving
+todo_done:
+ if (myqueue != NULL) {
+ xbt_dynar_free(&myqueue);
+ xbt_dict_remove(action_queues, name);
+ }
+ return NULL;