#include "simgrid/s4u/Mailbox.hpp"
#include "src/kernel/context/Context.hpp"
+#include "src/simix/smx_private.h"
+
#include <sstream>
XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_actor, "S4U actors");
namespace this_actor {
+/** Returns true if run from the kernel mode, and false if run from a real actor
+ *
+ * Everything that is run out of any actor (simulation setup before the engine is run,
+ * computing the model evolutions as a result to the actors' action, etc) is run in
+ * kernel mode, just as in any operating systems.
+ *
+ * In SimGrid, the actor in charge of doing the stuff in kernel mode is called Maestro,
+ * because it is the one scheduling when the others should move or wait.
+ */
+bool isMaestro()
+{
+ smx_actor_t process = SIMIX_process_self();
+ return process == nullptr || process == simix_global->maestro_process;
+}
+
void sleep_for(double duration)
{
if (duration > 0)
return res;
}
+void* recv(MailboxPtr chan, double timeout)
+{
+ void* res = nullptr;
+ CommPtr c = Comm::recv_init(chan);
+ c->setDstData(&res, sizeof(res));
+ c->wait(timeout);
+ return res;
+}
+
void send(MailboxPtr chan, void* payload, double simulatedSize)
{
CommPtr c = Comm::send_init(chan);