X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/2b4662416289a826b9dcd961b4721172c3884cd1..417ed3b671abe3a71fa4106d23d0a432084cc207:/include/simgrid/s4u/Exec.hpp

diff --git a/include/simgrid/s4u/Exec.hpp b/include/simgrid/s4u/Exec.hpp
index ae3e534286..cd514ea08e 100644
--- a/include/simgrid/s4u/Exec.hpp
+++ b/include/simgrid/s4u/Exec.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2017-2021. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2017-2023. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -30,32 +30,36 @@ namespace s4u {
  * @endrst
  */
 class XBT_PUBLIC Exec : public Activity_T<Exec> {
+#ifndef DOXYGEN
   friend kernel::activity::ExecImpl;
+  friend kernel::EngineImpl; // Auto-completes the execs of maestro (in simDAG)
+#endif
+
   bool parallel_ = false;
-  double start_time_ = -1.0;
-  double finish_time_ = -1.0;
 
 protected:
   explicit Exec(kernel::activity::ExecImplPtr pimpl);
+  Exec* do_start() override;
+
+  void reset() const;
+
+  static xbt::signal<void(Exec const&)> on_start;
 
 public:
 #ifndef DOXYGEN
   Exec(Exec const&) = delete;
   Exec& operator=(Exec const&) = delete;
 #endif
-  static xbt::signal<void(Exec const&)> on_start;
-  static xbt::signal<void(Exec const&)> on_completion;
+  /*! Signal fired each time that an execution actually starts (no veto) */
+  static void on_start_cb(const std::function<void(Exec const&)>& cb) { on_start.connect(cb); }
 
   static ExecPtr init();
-  Exec* start() override;
-  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); }
+  static ssize_t wait_any(const 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);
-  Exec* cancel() override;
+  static ssize_t wait_any_for(const std::vector<ExecPtr>& execs, double timeout);
 
   /** @brief On sequential executions, returns the amount of flops that remain to be done; This cannot be used on
    * parallel executions. */
@@ -63,20 +67,22 @@ public:
   double get_remaining_ratio() const;
   ExecPtr set_host(Host* host);
   ExecPtr set_hosts(const std::vector<Host*>& hosts);
+  ExecPtr unset_host();
+  ExecPtr unset_hosts() { return unset_host(); }
 
   ExecPtr set_flops_amount(double flops_amount);
   ExecPtr set_flops_amounts(const std::vector<double>& flops_amounts);
   ExecPtr set_bytes_amounts(const std::vector<double>& bytes_amounts);
 
+  ExecPtr set_thread_count(int thread_count);
+
   ExecPtr set_bound(double bound);
   ExecPtr set_priority(double priority);
-  XBT_ATTRIB_DEPRECATED_v329("Please use exec_init(...)->wait_for(timeout)") ExecPtr set_timeout(double timeout);
+  ExecPtr update_priority(double priority);
 
   Host* get_host() const;
   unsigned int get_host_number() const;
-  double get_start_time() const { return start_time_; }
-  double get_finish_time() const { return finish_time_; }
-  void set_finish_time(double finish_time) { finish_time_ = finish_time; }
+  int get_thread_count() const;
   double get_cost() const;
   bool is_parallel() const { return parallel_; }
   bool is_assigned() const override;