#ifndef SIMGRID_S4U_ENGINE_HPP
#define SIMGRID_S4U_ENGINE_HPP
+#include <xbt/base.h>
+#include <xbt/functional.hpp>
+
+#include <simgrid/simix.hpp>
+
+#include <simgrid/s4u/forward.hpp>
+
namespace simgrid {
namespace s4u {
/** @brief Simulation engine
*
* This class is an interface to the simulation engine.
*/
-class Engine {
+XBT_PUBLIC_CLASS Engine {
public:
- /** Constructor, taking the command line parameters of your main function */
- Engine(int *argc, char **argv);
-
- /** @brief Load a platform file describing the environment
- *
- * The environment is either a XML file following the simgrid.dtd formalism, or a lua file.
- * Some examples can be found in the directory examples/platforms.
- */
- void loadPlatform(const char *platf);
-
- /** Registers the main function of an actor that will be launched from the deployment file */
- void register_function(const char*name, int (*code)(int,char**));
-
- /** Registers a function as the default main function of actors
- *
- * It will be used as fallback when the function requested from the deployment file was not registered.
- * It is used for trace-based simulations (see examples/msg/actions).
- */
- void register_default(int (*code)(int,char**));
-
- /** @brief Load a deployment file and launch the actors that it contains */
- void loadDeployment(const char *deploy);
-
- /** @brief Run the simulation */
- void run();
-
- /** @brief Retrieve the simulation time */
- static double getClock();
-
+ /** Constructor, taking the command line parameters of your main function */
+ Engine(int *argc, char **argv);
+
+ /** Finalize the default engine and all its dependencies */
+ static void shutdown();
+
+ /** @brief Load a platform file describing the environment
+ *
+ * The environment is either a XML file following the simgrid.dtd formalism, or a lua file.
+ * Some examples can be found in the directory examples/platforms.
+ */
+ void loadPlatform(const char *platf);
+
+ /** Registers the main function of an actor that will be launched from the deployment file */
+ void registerFunction(const char*name, int (*code)(int,char**));
+
+ /** Registers a function as the default main function of actors
+ *
+ * It will be used as fallback when the function requested from the deployment file was not registered.
+ * It is used for trace-based simulations (see examples/msg/actions).
+ */
+ void registerDefault(int (*code)(int,char**));
+
+ /** @brief Load a deployment file and launch the actors that it contains */
+ void loadDeployment(const char *deploy);
+
+ /** @brief Run the simulation */
+ void run();
+
+ /** @brief Retrieve the simulation time */
+ static double getClock();
+
+ /** @brief Retrieve the engine singleton */
+ static s4u::Engine *instance();
+
+ /** @brief Retrieve the root AS, containing all others */
+ simgrid::s4u::As *rootAs();
+ /** @brief Retrieve the AS of the given name (or nullptr if not found) */
+ simgrid::s4u::As *asByNameOrNull(const char *name);
+
+ template<class F>
+ void registerFunction(const char* name)
+ {
+ simgrid::simix::registerFunction(name, [](simgrid::xbt::args args){
+ return simgrid::simix::ActorCode([args] {
+ F code(std::move(args));
+ code();
+ });
+ });
+ }
+
+ template<class F>
+ void registerFunction(const char* name, F code)
+ {
+ simgrid::simix::registerFunction(name, [code](simgrid::xbt::args args){
+ return simgrid::simix::ActorCode([code,args] {
+ code(std::move(args));
+ });
+ });
+ }
+
+private:
+ static s4u::Engine *instance_;
};
-}} // namespace simgrid::sgo
+}} // namespace simgrid::s4u
#endif /* SIMGRID_S4U_ENGINE_HPP */