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java: setup a RAII wrapper to properly deal with GetStringUTFChars/ReleaseStringUTFChar
[simgrid.git] / src / s4u / s4u_Engine.cpp
index a97f220..0d1c8f8 100644 (file)
@@ -5,30 +5,23 @@
 /* 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/kernel/routing/NetPoint.hpp>
+#include <simgrid/modelchecker.h>
+#include <simgrid/s4u/Engine.hpp>
+
 #include "mc/mc.h"
-#include "simgrid/kernel/routing/NetPoint.hpp"
-#include "simgrid/kernel/routing/NetZoneImpl.hpp"
-#include "simgrid/s4u/Disk.hpp"
-#include "simgrid/s4u/Engine.hpp"
-#include "simgrid/s4u/Host.hpp"
-#include "simgrid/s4u/Mailbox.hpp"
-#include "simgrid/s4u/NetZone.hpp"
-#include "simgrid/simix.h"
 #include "src/instr/instr_private.hpp"
 #include "src/kernel/EngineImpl.hpp"
 #include "src/mc/mc_replay.hpp"
-#include "src/surf/network_interface.hpp"
-#include "surf/surf.hpp" // routing_platf. FIXME:KILLME. SOON
-#include <boost/algorithm/string/predicate.hpp>
-#include <simgrid/Exception.hpp>
 
 #include <algorithm>
-#include <dlfcn.h>
 #include <string>
 
 XBT_LOG_NEW_CATEGORY(s4u, "Log channels of the S4U (Simgrid for you) interface");
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(s4u_engine, s4u, "Logging specific to S4U (engine)");
 
+static simgrid::kernel::actor::ActorCode maestro_code;
+
 namespace simgrid {
 namespace s4u {
 xbt::signal<void()> Engine::on_platform_creation;
@@ -37,14 +30,17 @@ xbt::signal<void()> Engine::on_simulation_end;
 xbt::signal<void(double)> Engine::on_time_advance;
 xbt::signal<void(void)> Engine::on_deadlock;
 
-Engine* Engine::instance_ = nullptr; /* That singleton is awful, but I don't see no other solution right now. */
+Engine* Engine::instance_ = nullptr; /* This singleton is awful, but I don't see no other solution right now. */
 
 void Engine::initialize(int* argc, char** argv)
 {
   xbt_assert(Engine::instance_ == nullptr, "It is currently forbidden to create more than one instance of s4u::Engine");
   Engine::instance_ = this;
   instr::init();
-  SIMIX_global_init(argc, argv);
+  pimpl->initialize(argc, argv);
+  // Either create a new context with maestro or create
+  // a context object with the current context maestro):
+  kernel::actor::create_maestro(maestro_code);
 }
 
 Engine::Engine(std::string name) : pimpl(new kernel::EngineImpl())
@@ -61,15 +57,19 @@ Engine::Engine(int* argc, char** argv) : pimpl(new kernel::EngineImpl())
 
 Engine::~Engine()
 {
-  delete pimpl;
+  kernel::EngineImpl::shutdown();
   Engine::instance_ = nullptr;
 }
 
 /** @brief Retrieve the engine singleton */
 Engine* Engine::get_instance()
+{
+  return get_instance(nullptr, nullptr);
+}
+Engine* Engine::get_instance(int* argc, char** argv)
 {
   if (Engine::instance_ == nullptr) {
-    auto e = new Engine(nullptr, nullptr);
+    auto e = new Engine(argc, argv);
     xbt_assert(Engine::instance_ == e);
   }
   return Engine::instance_;
@@ -78,22 +78,21 @@ Engine* Engine::get_instance()
 void Engine::shutdown()
 {
   delete Engine::instance_;
-  Engine::instance_ = nullptr;
 }
 
 double Engine::get_clock()
 {
   if (MC_is_active() || MC_record_replay_is_active()) {
-    return MC_process_clock_get(SIMIX_process_self());
+    return MC_process_clock_get(kernel::actor::ActorImpl::self());
   } else {
-    return surf_get_clock();
+    return kernel::EngineImpl::get_clock();
   }
 }
 
 void Engine::add_model(std::shared_ptr<kernel::resource::Model> model,
                        const std::vector<kernel::resource::Model*>& dependencies)
 {
-  simgrid::kernel::actor::simcall([this, &model, &dependencies] { pimpl->add_model(std::move(model), dependencies); });
+  kernel::actor::simcall([this, &model, &dependencies] { pimpl->add_model(std::move(model), dependencies); });
 }
 
 const std::vector<simgrid::kernel::resource::Model*>& Engine::get_all_models() const
@@ -110,35 +109,7 @@ const std::vector<simgrid::kernel::resource::Model*>& Engine::get_all_models() c
  */
 void Engine::load_platform(const std::string& platf) const
 {
-  double start = xbt_os_time();
-  if (boost::algorithm::ends_with(platf, ".so")) {
-    void* handle = dlopen(platf.c_str(), RTLD_LAZY);
-    xbt_assert(handle, "Impossible to open platform file: %s", platf.c_str());
-    typedef void (*load_fct_t)(const Engine&);
-    dlerror();
-    load_fct_t callable     = (load_fct_t)dlsym(handle, "load_platform");
-    const char* dlsym_error = dlerror();
-    xbt_assert(not dlsym_error, "Error: %s", dlsym_error);
-    callable(*this);
-    dlclose(handle);
-  } else {
-    parse_platform_file(platf);
-  }
-
-  double end = xbt_os_time();
-  XBT_DEBUG("PARSE TIME: %g", (end - start));
-}
-
-void Engine::register_function(const std::string& name, int (*code)(int, char**)) // XBT_ATTRIB_DEPRECATED_v329
-{
-  kernel::actor::ActorCodeFactory code_factory = [code](std::vector<std::string> args) {
-    return xbt::wrap_main(code, std::move(args));
-  };
-  register_function(name, code_factory);
-}
-void Engine::register_default(int (*code)(int, char**)) // XBT_ATTRIB_DEPRECATED_v329
-{
-  register_default([code](std::vector<std::string> args) { return xbt::wrap_main(code, std::move(args)); });
+  pimpl->load_platform(platf);
 }
 
 /** Registers the main function of an actor that will be launched from the deployment file */
@@ -254,6 +225,14 @@ Link* Engine::link_by_name(const std::string& name) const
   return link->second->get_iface();
 }
 
+SplitDuplexLink* Engine::split_duplex_link_by_name(const std::string& name) const
+{
+  auto link = pimpl->split_duplex_links_.find(name);
+  if (link == pimpl->split_duplex_links_.end())
+    throw std::invalid_argument(std::string("Link not found: ") + name);
+  return link->second->get_iface();
+}
+
 /** @brief Find a link from its name (or nullptr if that link does not exist) */
 Link* Engine::link_by_name_or_null(const std::string& name) const
 {
@@ -337,6 +316,10 @@ std::vector<ActorPtr> Engine::get_filtered_actors(const std::function<bool(Actor
 }
 
 void Engine::run() const
+{
+  run_until(-1);
+}
+void Engine::run_until(double max_date) const
 {
   /* sealing resources before run: links */
   for (auto* link : get_all_links())
@@ -351,10 +334,15 @@ void Engine::run() const
   if (MC_is_active()) {
     MC_run();
   } else {
-    pimpl->run();
+    pimpl->run(max_date);
   }
 }
 
+void Engine::track_vetoed_activities(std::set<Activity*>* vetoed_activities) const
+{
+  Activity::set_vetoed_activities(vetoed_activities);
+}
+
 /** @brief Retrieve the root netzone, containing all others */
 s4u::NetZone* Engine::get_netzone_root() const
 {
@@ -453,13 +441,24 @@ void Engine::set_config(const std::string& name, const std::string& value)
   config::set_value(name.c_str(), value);
 }
 
+Engine* Engine::set_default_comm_data_copy_callback(void (*callback)(kernel::activity::CommImpl*, void*, size_t))
+{
+  kernel::activity::CommImpl::set_copy_data_callback(callback);
+  return this;
+}
+
 } // namespace s4u
 } // namespace simgrid
 
+double SIMIX_get_clock() // XBT_ATTRIB_DEPRECATED_v332
+{
+  return simgrid::s4u::Engine::get_clock();
+}
+
 /* **************************** Public C interface *************************** */
 void simgrid_init(int* argc, char** argv)
 {
-  simgrid::s4u::Engine e(argc, argv);
+  static simgrid::s4u::Engine e(argc, argv);
 }
 void simgrid_load_platform(const char* file)
 {
@@ -474,6 +473,10 @@ void simgrid_run()
 {
   simgrid::s4u::Engine::get_instance()->run();
 }
+void simgrid_run_until(double max_date)
+{
+  simgrid::s4u::Engine::get_instance()->run_until(max_date);
+}
 void simgrid_register_function(const char* name, void (*code)(int, char**))
 {
   simgrid::s4u::Engine::get_instance()->register_function(name, code);
@@ -487,7 +490,15 @@ double simgrid_get_clock()
   return simgrid::s4u::Engine::get_clock();
 }
 
-int simgrid_get_actor_count() // XBT_ATTRIB_DEPRECATED_v330
+void simgrid_set_maestro(void (*code)(void*), void* data)
+{
+#ifdef _WIN32
+  XBT_WARN("simgrid_set_maestro is believed to not work on windows. Please help us investigating this issue if "
+           "you need that feature");
+#endif
+  maestro_code = std::bind(code, data);
+}
+void SIMIX_set_maestro(void (*code)(void*), void* data) // XBT_ATTRIB_DEPRECATED_v333
 {
-  return simgrid::s4u::Engine::get_instance()->get_actor_count();
+  simgrid_set_maestro(code, data);
 }