X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d4afba77ac2efab88c734bbee9d2c6c520fcf43e..7f90173083cea6c05e9a2418bc11c47750d006d8:/src/kernel/context/Context.hpp diff --git a/src/kernel/context/Context.hpp b/src/kernel/context/Context.hpp index 7bacdcf73e..7dc642024e 100644 --- a/src/kernel/context/Context.hpp +++ b/src/kernel/context/Context.hpp @@ -1,4 +1,4 @@ -/* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2007-2020. The SimGrid Team. All rights reserved. */ /* 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. */ @@ -22,12 +22,12 @@ public: ContextFactory(const ContextFactory&) = delete; ContextFactory& operator=(const ContextFactory&) = delete; virtual ~ContextFactory(); - virtual Context* create_context(std::function code, smx_actor_t actor) = 0; + virtual Context* create_context(std::function&& code, actor::ActorImpl* actor) = 0; /** Turn the current thread into a simulation context */ - virtual Context* attach(smx_actor_t actor); + virtual Context* attach(actor::ActorImpl* actor); /** Turn the current thread into maestro (the old maestro becomes a regular actor) */ - virtual Context* create_maestro(std::function code, smx_actor_t actor); + virtual Context* create_maestro(std::function&& code, actor::ActorImpl* actor); virtual void run_all() = 0; @@ -44,27 +44,28 @@ class XBT_PUBLIC Context { friend ContextFactory; std::function code_; - smx_actor_t actor_ = nullptr; + actor::ActorImpl* actor_ = nullptr; + bool iwannadie_ = false; void declare_context(std::size_t size); public: - bool iwannadie = false; - - Context(std::function code, smx_actor_t actor); + Context(std::function&& code, actor::ActorImpl* actor); Context(const Context&) = delete; Context& operator=(const Context&) = delete; virtual ~Context(); - void operator()() { code_(); } + bool wannadie() const { return iwannadie_; } + void set_wannadie(bool value = true) { iwannadie_ = value; } + void operator()() const { code_(); } bool has_code() const { return static_cast(code_); } - smx_actor_t get_actor() { return this->actor_; } + actor::ActorImpl* get_actor() const { return this->actor_; } // Scheduling methods virtual void stop(); virtual void suspend() = 0; // Retrieving the self() context - /** @brief Retrives the current context of this thread */ + /** @brief Retrieves the current context of this thread */ static Context* self(); /** @brief Sets the current context of this thread */ static void set_current(Context* self); @@ -72,7 +73,7 @@ public: class XBT_PUBLIC AttachContext : public Context { public: - AttachContext(std::function code, smx_actor_t actor) : Context(std::move(code), actor) {} + AttachContext(std::function&& code, actor::ActorImpl* actor) : Context(std::move(code), actor) {} AttachContext(const AttachContext&) = delete; AttachContext& operator=(const AttachContext&) = delete; ~AttachContext() override; @@ -86,41 +87,6 @@ public: virtual void attach_stop() = 0; }; -class XBT_PUBLIC StopRequest { - /** @brief Exception launched to kill an actor; do not block it! - * - * This exception is thrown whenever the actor's host is turned off. The actor stack is properly unwinded to release - * all objects allocated on the stack (RAII powa). - * - * You may want to catch this exception to perform some extra cleanups in your simulation, but YOUR ACTORS MUST NEVER - * SURVIVE a StopRequest, or your simulation will segfault. - * - * @verbatim - * void* payload = malloc(512); - * - * try { - * simgrid::s4u::this_actor::execute(100000); - * } catch (simgrid::kernel::context::StopRequest& e) { // oops, my host just turned off - * free(malloc); - * throw; // I shall never survive on an host that was switched off - * } - * @endverbatim - * - * Nope, Sonar, this should not inherit of std::exception nor of simgrid::Exception. - * Otherwise, users may accidentally catch it with a try {} catch (std::exception) - */ -public: - StopRequest() = default; - explicit StopRequest(const std::string& msg) : msg_(std::string("Actor killed (") + msg + std::string(").")) {} - ~StopRequest(); - const char* what() const noexcept { return msg_.c_str(); } - - static void do_throw(); - static bool try_n_catch(std::function try_block); - -private: - std::string msg_ = std::string("Actor killed."); -}; /* This allows Java to hijack the context factory (Java induces factories of factory :) */ typedef ContextFactory* (*ContextFactoryInitializer)(); @@ -131,7 +97,9 @@ XBT_PRIVATE ContextFactory* sysv_factory(); XBT_PRIVATE ContextFactory* raw_factory(); XBT_PRIVATE ContextFactory* boost_factory(); -}}} +} // namespace context +} // namespace kernel +} // namespace simgrid typedef simgrid::kernel::context::ContextFactory *smx_context_factory_t; @@ -139,14 +107,6 @@ XBT_PRIVATE void SIMIX_context_mod_init(); XBT_PRIVATE void SIMIX_context_mod_exit(); #ifndef WIN32 -XBT_PUBLIC_DATA char sigsegv_stack[SIGSTKSZ]; +XBT_PUBLIC_DATA unsigned char sigsegv_stack[SIGSTKSZ]; #endif - -/** @brief Executes all the processes to run (in parallel if possible). */ -XBT_PRIVATE void SIMIX_context_runall(); - -XBT_PUBLIC int SIMIX_process_get_maxpid(); - -XBT_PRIVATE simgrid::simix::ActorCodeFactory& SIMIX_get_actor_code_factory(const std::string& name); - #endif