#ifndef SIMGRID_KERNEL_CONTEXT_CONTEXT_HPP
#define SIMGRID_KERNEL_CONTEXT_CONTEXT_HPP
-#include <functional>
-#include <memory>
-#include <unordered_map>
-#include <vector>
-
-#include <xbt/functional.hpp>
-
-#include "simgrid/simix.h"
-#include "src/instr/instr_private.hpp"
+#include "simgrid/forward.h"
#include "src/internal_config.h"
-#include "src/simix/popping_private.hpp"
-#include "src/simix/smx_host_private.hpp"
-#include "src/simix/smx_io_private.hpp"
-#include "src/simix/smx_network_private.hpp"
-#include "src/simix/smx_synchro_private.hpp"
-#include "surf/surf.hpp"
-#include "xbt/base.h"
-#include "xbt/config.h"
-#include "xbt/function_types.h"
-#include "xbt/mallocator.h"
-#include "xbt/xbt_os_time.h"
-
-#include "src/simix/ActorImpl.hpp"
+#include "src/kernel/activity/ActivityImpl.hpp"
+
#include <csignal>
-#include <simgrid/simix.hpp>
+/* Process creation/destruction callbacks */
+typedef void (*void_pfn_smxprocess_t)(smx_actor_t);
namespace simgrid {
namespace kernel {
virtual ~ContextFactory();
virtual Context* create_context(std::function<void()> code, void_pfn_smxprocess_t cleanup, smx_actor_t process) = 0;
- // Optional methods for attaching main() as a context:
-
- /** Creates a context from the current context of execution
- *
- * This will not work on all implementation of `ContextFactory`.
- */
+ /** Turn the current thread into a simulation context */
virtual Context* attach(void_pfn_smxprocess_t cleanup_func, smx_actor_t process);
+ /** Turn the current thread into maestro (the old maestro becomes a regular actor) */
virtual Context* create_maestro(std::function<void()> code, smx_actor_t process);
virtual void run_all() = 0;
+ /** @brief Returns the current context of this thread. */
virtual Context* self();
std::string const& name() const { return name_; }
-private:
- void declare_context(void* T, std::size_t size);
protected:
template <class T, class... Args> T* new_context(Args&&... args)
{
T* context = new T(std::forward<Args>(args)...);
- this->declare_context(context, sizeof(T));
+ context->declare_context(sizeof(T));
return context;
}
};
class XBT_PUBLIC Context {
+ friend ContextFactory;
+
private:
std::function<void()> code_;
void_pfn_smxprocess_t cleanup_func_ = nullptr;
- smx_actor_t process_ = nullptr;
+ smx_actor_t actor_ = nullptr;
+ void declare_context(std::size_t size);
public:
class StopRequest {
/** @brief Exception launched to kill a process, in order to properly unwind its stack and release RAII stuff
*
- * Nope, Sonar, this should not inherit of std::exception.
+ * 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(std::string msg) : msg_(msg) {}
+
+ private:
+ std::string msg_;
};
- bool iwannadie;
+ bool iwannadie = false;
Context(std::function<void()> code, void_pfn_smxprocess_t cleanup_func, smx_actor_t process);
+ Context(const Context&) = delete;
+ Context& operator=(const Context&) = delete;
+
void operator()() { code_(); }
bool has_code() const { return static_cast<bool>(code_); }
- smx_actor_t process() { return this->process_; }
+ smx_actor_t process() { return this->actor_; }
void set_cleanup(void_pfn_smxprocess_t cleanup) { cleanup_func_ = cleanup; }
// Virtual methods
class XBT_PUBLIC AttachContext : public Context {
public:
- AttachContext(std::function<void()> code, void_pfn_smxprocess_t cleanup_func, smx_actor_t process)
- : Context(std::move(code), cleanup_func, process)
+ AttachContext(std::function<void()> code, void_pfn_smxprocess_t cleanup_func, smx_actor_t actor)
+ : Context(std::move(code), cleanup_func, actor)
{
}
/* This allows Java to hijack the context factory (Java induces factories of factory :) */
typedef ContextFactory* (*ContextFactoryInitializer)();
-XBT_PUBLIC_DATA(ContextFactoryInitializer) factory_initializer;
+XBT_PUBLIC_DATA ContextFactoryInitializer factory_initializer;
XBT_PRIVATE ContextFactory* thread_factory();
XBT_PRIVATE ContextFactory* sysv_factory();
typedef simgrid::kernel::context::ContextFactory *smx_context_factory_t;
-extern "C" {
-
XBT_PRIVATE void SIMIX_context_mod_init();
XBT_PRIVATE void SIMIX_context_mod_exit();
smx_actor_t simix_process);
#ifndef WIN32
-XBT_PUBLIC_DATA(char sigsegv_stack[SIGSTKSZ]);
+XBT_PUBLIC_DATA char sigsegv_stack[SIGSTKSZ];
#endif
/* We are using the bottom of the stack to save some information, like the
XBT_PRIVATE void SIMIX_context_stack_delete(void *stack);
XBT_PUBLIC void SIMIX_context_set_current(smx_context_t context);
-XBT_PRIVATE smx_context_t SIMIX_context_get_current();
XBT_PUBLIC int SIMIX_process_get_maxpid();
XBT_PRIVATE void SIMIX_post_create_environment();
-}
-XBT_PRIVATE simgrid::simix::ActorCodeFactory& SIMIX_get_actor_code_factory(const char *name);
+XBT_PRIVATE simgrid::simix::ActorCodeFactory& SIMIX_get_actor_code_factory(std::string name);
#endif