Sanitize the prototype of Actor::on_exit() callbacks

[simgrid.git] / src / s4u / s4u_Actor.cpp

diff --git a/src/s4u/s4u_Actor.cpp b/src/s4u/s4u_Actor.cpp
index 7619d44..005dc0b 100644 (file)
--- a/src/s4u/s4u_Actor.cpp
+++ b/src/s4u/s4u_Actor.cpp
@@ -3,6 +3,7 @@
 /* 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. */
 
+#include "simgrid/Exception.hpp"
 #include "simgrid/actor.h"
 #include "simgrid/s4u/Actor.hpp"
 #include "simgrid/s4u/Exec.hpp"
@@ -84,14 +85,17 @@ void Actor::set_auto_restart(bool autorestart)
   });
 }
 
-void Actor::on_exit(int_f_pvoid_pvoid_t fun, void* data) /* deprecated */
+void Actor::on_exit(int_f_pvoid_pvoid_t fun,
+                    void* data) /* deprecated: cleanup SIMIX_process_on_exit: change prototype of second parameter and
+                                   remove the last one */
 {
   simgrid::simix::simcall([this, fun, data] { SIMIX_process_on_exit(pimpl_, fun, data); });
 }
 
-void Actor::on_exit(std::function<void(int, void*)> fun, void* data)
+void Actor::on_exit(std::function<void(bool /*failed*/)> fun)
 {
-  simgrid::simix::simcall([this, fun, data] { SIMIX_process_on_exit(pimpl_, fun, data); });
+  simgrid::simix::simcall(
+      [this, fun] { SIMIX_process_on_exit(pimpl_, [fun](int a, void* data) { fun(a != 0); }, nullptr); });
 }
 
 void Actor::migrate(Host* new_host)
@@ -301,6 +305,7 @@ void parallel_execute(const std::vector<s4u::Host*>& hosts, const std::vector<do
 {
   parallel_execute(hosts, flops_amounts, bytes_amounts, -1);
 }
+
 void parallel_execute(const std::vector<s4u::Host*>& hosts, const std::vector<double>& flops_amounts,
                       const std::vector<double>& bytes_amounts, double timeout)
 {
@@ -400,9 +405,14 @@ void exit()
   simgrid::simix::simcall([actor] { actor->exit(); });
 }
 
-void on_exit(std::function<void(int, void*)> fun, void* data)
+void on_exit(std::function<void(bool)> fun)
+{
+  SIMIX_process_self()->iface()->on_exit(fun);
+}
+
+void on_exit(std::function<void(int, void*)> fun, void* data) /* deprecated */
 {
-  SIMIX_process_self()->iface()->on_exit(fun, data);
+  SIMIX_process_self()->iface()->on_exit([fun, data](bool exit) { fun(exit, data); });
 }
 
 /** @brief Moves the current actor to another host
@@ -440,11 +450,11 @@ Host* getHost() /* deprecated */
 }
 void on_exit(int_f_pvoid_pvoid_t fun, void* data) /* deprecated */
 {
-  SIMIX_process_self()->iface()->on_exit([fun](int a, void* b) { fun((void*)(intptr_t)a, b); }, data);
+  SIMIX_process_self()->iface()->on_exit([fun, data](int a) { fun((void*)(intptr_t)a, data); });
 }
 void onExit(int_f_pvoid_pvoid_t fun, void* data) /* deprecated */
 {
-  on_exit([fun](int a, void* b) { fun((void*)(intptr_t)a, b); }, data);
+  on_exit([fun, data](int a) { fun((void*)(intptr_t)a, data); });
 }
 void kill() /* deprecated */
 {
@@ -649,3 +659,31 @@ void sg_actor_sleep_for(double duration)
 {
   simgrid::s4u::this_actor::sleep_for(duration);
 }
+
+sg_actor_t sg_actor_attach(const char* name, void* data, sg_host_t host, xbt_dict_t properties)
+{
+  xbt_assert(host != nullptr, "Invalid parameters: host and code params must not be nullptr");
+  std::unordered_map<std::string, std::string> props;
+  xbt_dict_cursor_t cursor = nullptr;
+  char* key;
+  char* value;
+  xbt_dict_foreach (properties, cursor, key, value)
+    props[key] = value;
+  xbt_dict_free(&properties);
+
+  /* Let's create the process: SIMIX may decide to start it right now, even before returning the flow control to us */
+  smx_actor_t actor = nullptr;
+  try {
+    actor = simgrid::kernel::actor::ActorImpl::attach(name, data, host, &props).get();
+  } catch (simgrid::HostFailureException const&) {
+    xbt_die("Could not attach");
+  }
+
+  simgrid::s4u::this_actor::yield();
+  return actor->ciface();
+}
+
+void sg_actor_detach()
+{
+  simgrid::kernel::actor::ActorImpl::detach();
+}