1 /* Copyright (c) 2006-2014. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "src/msg/msg_private.h"
10 #include "simgrid/s4u/actor.hpp"
11 #include "simgrid/s4u/comm.hpp"
12 #include "simgrid/s4u/host.hpp"
13 #include "simgrid/s4u/mailbox.hpp"
15 #include "src/simix/smx_private.h"
17 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_actor,"S4U actors");
22 // ***** Actor creation *****
24 ActorPtr Actor::createActor(const char* name, s4u::Host *host, double killTime, std::function<void()> code)
26 // TODO, when autorestart is used, the std::function is copied so the new
27 // instance will get a fresh (reinitialized) state. Is this what we want?
28 smx_process_t process = simcall_process_create(
29 name, std::move(code), nullptr, host->name().c_str(),
30 killTime, nullptr, 0);
31 return Ptr(&process->actor());
34 ActorPtr Actor::createActor(const char* name, s4u::Host *host, double killTime,
35 const char* function, std::vector<std::string> args)
37 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(function);
38 simgrid::simix::ActorCode code = factory(std::move(args));
39 smx_process_t process = simcall_process_create(
40 name, std::move(code), nullptr, host->name().c_str(),
41 killTime, nullptr, 0);
42 return ActorPtr(&process->actor());
45 // ***** Actor methods *****
48 simcall_process_join(pimpl_, -1);
51 void Actor::setAutoRestart(bool autorestart) {
52 simcall_process_auto_restart_set(pimpl_,autorestart);
55 s4u::Host *Actor::getHost() {
56 return s4u::Host::by_name(sg_host_get_name(simcall_process_get_host(pimpl_)));
59 const char* Actor::getName() {
60 return simcall_process_get_name(pimpl_);
64 return simcall_process_get_PID(pimpl_);
67 void Actor::setKillTime(double time) {
68 simcall_process_set_kill_time(pimpl_,time);
71 double Actor::getKillTime() {
72 return simcall_process_get_kill_time(pimpl_);
75 void Actor::kill(int pid) {
76 msg_process_t process = SIMIX_process_from_PID(pid);
77 if(process != nullptr) {
78 simcall_process_kill(process);
80 std::ostringstream oss;
81 oss << "kill: ("<< pid <<") - No such process" << std::endl;
82 throw std::runtime_error(oss.str());
86 smx_process_t Actor::getInferior() {
91 simcall_process_kill(pimpl_);
94 // ***** Static functions *****
96 ActorPtr Actor::forPid(int pid)
98 smx_process_t process = SIMIX_process_from_PID(pid);
99 if (process != nullptr)
100 return ActorPtr(&process->actor());
105 void Actor::killAll() {
106 simcall_process_killall(1);
109 // ***** this_actor *****
111 namespace this_actor {
113 void sleep(double duration) {
114 simcall_process_sleep(duration);
117 e_smx_state_t execute(double flops) {
118 smx_synchro_t s = simcall_execution_start(nullptr,flops,1.0/*priority*/,0./*bound*/, 0L/*affinity*/);
119 return simcall_execution_wait(s);
122 void* recv(Mailbox &chan) {
124 Comm c = Comm::recv_init(chan);
125 c.setDstData(&res,sizeof(res));
130 void send(Mailbox &chan, void *payload, size_t simulatedSize) {
131 Comm c = Comm::send_init(chan);
132 c.setRemains(simulatedSize);
133 c.setSrcData(payload);
134 // c.start() is optional.
139 return simcall_process_get_PID(SIMIX_process_self());