- ~Comm() override;
-
- /*! take a range of s4u::Comm* (last excluded) and return when one of them is finished. The return value is an
- * iterator on the finished Comms. */
- template <class I> static I wait_any(I first, I last)
- {
- // Map to dynar<Synchro*>:
- xbt_dynar_t comms = xbt_dynar_new(sizeof(simgrid::kernel::activity::ActivityImpl*), NULL);
- for (I iter = first; iter != last; iter++) {
- Comm& comm = **iter;
- if (comm.state_ == inited)
- comm.start();
- xbt_assert(comm.state_ == started);
- xbt_dynar_push_as(comms, simgrid::kernel::activity::ActivityImpl*, comm.pimpl_);
- }
- // Call the underlying simcall:
- int idx = simcall_comm_waitany(comms, -1);
- xbt_dynar_free(&comms);
- // Not found:
- if (idx == -1)
- return last;
- // Lift the index to the corresponding iterator:
- auto res = std::next(first, idx);
- (*res)->state_ = finished;
- return res;
- }
- /*! Same as wait_any, but with a timeout. If wait_any_for return because of the timeout last is returned.*/
- template <class I> static I wait_any_for(I first, I last, double timeout)
+ friend XBT_PUBLIC void intrusive_ptr_release(simgrid::s4u::Comm * c);
+ friend XBT_PUBLIC void intrusive_ptr_add_ref(simgrid::s4u::Comm * c);
+ friend Mailbox; // Factory of comms
+
+ virtual ~Comm();
+
+ /*! take a vector s4u::CommPtr and return when one of them is finished.
+ * The return value is the rank of the first finished CommPtr. */
+ static int wait_any(std::vector<CommPtr> * comms) { return wait_any_for(comms, -1); }
+ /*! Same as wait_any, but with a timeout. If the timeout occurs, parameter last is returned.*/
+ static int wait_any_for(std::vector<CommPtr>* comms_in, double timeout);
+
+ /*! take a vector s4u::CommPtr and return when all of them is finished. */
+ static void wait_all(std::vector<CommPtr>* comms);
+ /*! take a vector s4u::CommPtr and return the rank of the first finished one (or -1 if none is done). */
+ static int test_any(std::vector<CommPtr> * comms);
+
+ Activity* start() override;
+ Activity* wait() override;
+ Activity* wait(double timeout) override;
+
+ /** Start the comm, and ignore its result. It can be completely forgotten after that. */
+ Activity* detach();
+ /** Start the comm, and ignore its result. It can be completely forgotten after that. */
+ Activity* detach(void (*cleanFunction)(void*))