- friend void intrusive_ptr_release(simgrid::s4u::Exec * e)
- {
- if (e->refcount_.fetch_sub(1, std::memory_order_release) == 1) {
- std::atomic_thread_fence(std::memory_order_acquire);
- delete e;
- }
- }
-
- friend void intrusive_ptr_add_ref(simgrid::s4u::Exec * e) { e->refcount_.fetch_add(1, std::memory_order_relaxed); }
-
- friend Actor; // Factory of Exec
-
- ~Exec() = default;
-
- void start() override
- {
- pimpl_ = simcall_execution_start(nullptr, flops_amount_, 1 / priority_, 0.);
- state_ = started;
- }
- void wait() override { this->wait(-1); }
- void wait(double timeout) override { simcall_execution_wait(pimpl_); }
-
- double getRemains()
- {
- return simgrid::simix::kernelImmediate(
- [this]() { return boost::static_pointer_cast<simgrid::kernel::activity::ExecImpl>(pimpl_)->remains(); });
- }
-
-private:
- smx_actor_t runner_ = nullptr;
+#ifndef DOXYGEN
+ Exec(Exec const&) = delete;
+ Exec& operator=(Exec const&) = delete;
+
+ friend ExecSeq;
+ friend ExecPar;
+ friend XBT_PUBLIC void intrusive_ptr_release(Exec* e);
+ friend XBT_PUBLIC void intrusive_ptr_add_ref(Exec* e);
+#endif
+ static xbt::signal<void(Actor const&)> on_start;
+ static xbt::signal<void(Actor const&)> on_completion;
+
+ virtual Exec* start() override = 0;
+ virtual double get_remaining_ratio() = 0;
+ virtual ExecPtr set_host(Host* host) = 0;
+
+ Exec* wait() override;
+ Exec* wait_for(double timeout) override;
+ /*! take a vector of s4u::ExecPtr and return when one of them is finished.
+ * The return value is the rank of the first finished ExecPtr. */
+ static int wait_any(std::vector<ExecPtr>* execs) { return wait_any_for(execs, -1); }
+ /*! Same as wait_any, but with a timeout. If the timeout occurs, parameter last is returned.*/
+ static int wait_any_for(std::vector<ExecPtr>* execs, double timeout);
+
+ bool test() override;
+
+ ExecPtr set_bound(double bound);
+ ExecPtr set_name(const std::string& name);
+ ExecPtr set_priority(double priority);
+ ExecPtr set_tracing_category(const std::string& category);
+ ExecPtr set_timeout(double timeout);
+ Exec* cancel() override;
+ const std::string& get_name() const { return name_; }
+ const char* get_cname() const { return name_.c_str(); }
+};
+
+class XBT_PUBLIC ExecSeq : public Exec {