+namespace simgrid {
+namespace s4u {
+
+const char *Mailbox::name() {
+ return pimpl_->name_;
+}
+
+MailboxPtr Mailbox::byName(const char*name)
+{
+ kernel::activity::MailboxImpl* mbox = kernel::activity::MailboxImpl::byNameOrNull(name);
+ if (mbox == nullptr) {
+ mbox = simix::kernelImmediate([name] {
+ return kernel::activity::MailboxImpl::byNameOrCreate(name);
+ });
+ }
+ return MailboxPtr(&mbox->piface_, true);
+}
+
+MailboxPtr Mailbox::byName(std::string name)
+{
+ return byName(name.c_str());
+}
+
+bool Mailbox::empty()
+{
+ return pimpl_->comm_queue.empty();
+}