-boost::unordered_map <std::string, s4u::Mailbox *> *s4u::Mailbox::mailboxes = new boost::unordered_map<std::string, s4u::Mailbox*> ();
-
-Mailbox::Mailbox(const char*name, smx_mailbox_t inferior) {
- pimpl_ = inferior;
- name_ = name;
- mailboxes->insert({name, this});
-}
-const char *Mailbox::getName() {
- return name_.c_str();
-}
-Mailbox *Mailbox::byName(const char*name) {
- s4u::Mailbox *res;
- try {
- res = mailboxes->at(name);
- } catch (std::out_of_range& e) {
- // FIXME: there is a potential race condition here where two actors run Mailbox::byName on a non-existent mailbox
- // during the same scheduling round. Both will be interrupted in the simcall creating the underlying simix mbox.
- // Only one simix object will be created, but two S4U objects will be created.
- // Only one S4U object will be stored in the hashmap and used, and the other one will be leaked.
- new Mailbox(name,simcall_mbox_create(name));
- res = mailboxes->at(name); // Use the stored one, even if it's not the one I created myself.
- }
- return res;