static void cleanup_infolist(CommandLineParameterInfoList *head) { CommandLineParameterInfoList *pre_entry, *cur, *del_entry; cur = head; while (cur->next) { pre_entry = head; while (pre_entry != cur->next) { if (!strcmp(pre_entry->value->name, cur->next->value->name)) { del_entry = cur->next; cur->next = cur->next->next; g_free(del_entry); break; } pre_entry = pre_entry->next; } cur = cur->next; } }