X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/6de9090dd8692387ae343c587b26915f9922d7bd..905e26b959375a249abcfdf1599f6178fe031f44:/src/simix/smx_process_private.h diff --git a/src/simix/smx_process_private.h b/src/simix/smx_process_private.h index 73fc7141cf..bcfe57a018 100644 --- a/src/simix/smx_process_private.h +++ b/src/simix/smx_process_private.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team. +/* Copyright (c) 2007-2010, 2012-2015. The SimGrid Team. * All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it @@ -7,91 +7,144 @@ #ifndef _SIMIX_PROCESS_PRIVATE_H #define _SIMIX_PROCESS_PRIVATE_H +#include +#include +#include + +#include +#include + +#include +#include + #include "simgrid/simix.h" -#include "smx_smurf_private.h" +#include "popping_private.h" typedef struct s_smx_process_exit_fun { - int_f_pvoid_t fun; + int_f_pvoid_pvoid_t fun; void *arg; } s_smx_process_exit_fun_t, *smx_process_exit_fun_t; -/** @brief Process datatype */ -typedef struct s_smx_process { - s_xbt_swag_hookup_t process_hookup; - s_xbt_swag_hookup_t synchro_hookup; /* process_to_run or mutex->sleeping and co */ - s_xbt_swag_hookup_t host_proc_hookup; - s_xbt_swag_hookup_t destroy_hookup; - - unsigned long pid; - char *name; /**< @brief process name if any */ - smx_host_t smx_host; /* the host on which the process is running */ - smx_context_t context; /* the context (uctx/raw/thread) that executes the user function */ - xbt_running_ctx_t *running_ctx; - unsigned doexception:1; - unsigned blocked:1; - unsigned suspended:1; - smx_host_t new_host; /* if not null, the host on which the process must migrate to */ - smx_action_t waiting_action; /* the current blocking action if any */ - xbt_fifo_t comms; /* the current non-blocking communication actions */ - xbt_dict_t properties; +namespace simgrid { +namespace simix { + +class ProcessArg { +public: + std::string name; + std::function code; + void *data = nullptr; + const char *hostname = nullptr; + double kill_time = 0.0; + xbt_dict_t properties = nullptr; + bool auto_restart = false; +}; + +class Process { +public: + Process() : actor_(this) {} + + // TODO, replace with boost intrusive container hooks + s_xbt_swag_hookup_t process_hookup = { nullptr, nullptr }; /* simix_global->process_list */ + s_xbt_swag_hookup_t synchro_hookup = { nullptr, nullptr }; /* {mutex,cond,sem}->sleeping */ + s_xbt_swag_hookup_t host_proc_hookup = { nullptr, nullptr }; /* smx_host->process_lis */ + s_xbt_swag_hookup_t destroy_hookup = { nullptr, nullptr }; /* simix_global->process_to_destroy */ + + unsigned long pid = 0; + unsigned long ppid = 0; + simgrid::xbt::string name; + sg_host_t host = nullptr; /* the host on which the process is running */ + smx_context_t context = nullptr; /* the context (uctx/raw/thread) that executes the user function */ + + // TODO, pack them + std::exception_ptr exception; + bool finished = false; + bool blocked = false; + bool suspended = false; + bool auto_restart = false; + + sg_host_t new_host = nullptr; /* if not null, the host on which the process must migrate to */ + smx_synchro_t waiting_synchro = nullptr; /* the current blocking synchro if any */ + xbt_fifo_t comms = nullptr; /* the current non-blocking communication synchros */ + xbt_dict_t properties = nullptr; s_smx_simcall_t simcall; - void *data; /* kept for compatibility, it should be replaced with moddata */ - xbt_dynar_t on_exit_fun; /* list of functions executed when the process dies */ - xbt_dynar_t on_exit_args; /* arguments (void*) of the functions executed when the process dies */ -} s_smx_process_t; - -typedef struct s_smx_process_arg { - const char *name; - xbt_main_func_t code; - void *data; - char *hostname; - int argc; - char **argv; - double kill_time; - xbt_dict_t properties; -} s_smx_process_arg_t, *smx_process_arg_t; - -void SIMIX_process_create(smx_process_t *process, + void *data = nullptr; /* kept for compatibility, it should be replaced with moddata */ + xbt_dynar_t on_exit = nullptr; /* list of functions executed when the process dies */ + + std::function code; + smx_timer_t kill_timer = nullptr; + int segment_index = 0; /*Reference to an SMPI process' data segment. Default value is -1 if not in SMPI context*/ + + friend void intrusive_ptr_add_ref(Process* process) + { + // Atomic operation! Do not split in two instructions! + auto previous = (process->refcount_)++; + xbt_assert(previous != 0); + (void) previous; + } + friend void intrusive_ptr_release(Process* process) + { + // Atomic operation! Do not split in two instructions! + auto count = --(process->refcount_); + if (count == 0) + delete process; + } + + ~Process(); + + simgrid::s4u::Actor& actor() { return actor_; } + +private: + std::atomic_int_fast32_t refcount_ { 1 }; + simgrid::s4u::Actor actor_; +}; + +} +} + +typedef simgrid::simix::ProcessArg *smx_process_arg_t; + +typedef simgrid::simix::Process* smx_process_t; + +SG_BEGIN_DECL() + +XBT_PRIVATE smx_process_t SIMIX_process_create( const char *name, - xbt_main_func_t code, + std::function code, void *data, const char *hostname, double kill_time, - int argc, char **argv, - xbt_dict_t properties); -void SIMIX_process_runall(void); -void SIMIX_process_kill(smx_process_t process); -void SIMIX_process_killall(smx_process_t issuer); -smx_process_t SIMIX_process_create_from_wrapper(smx_process_arg_t args); -void SIMIX_create_maestro_process(void); -void SIMIX_process_cleanup(smx_process_t arg); -void SIMIX_process_empty_trash(void); -void SIMIX_process_yield(smx_process_t self); -xbt_running_ctx_t *SIMIX_process_get_running_context(void); -void SIMIX_process_exception_terminate(xbt_ex_t * e); -void SIMIX_pre_process_change_host(smx_process_t process, - smx_host_t dest); -void SIMIX_process_change_host(smx_process_t process, - smx_host_t dest); -void SIMIX_pre_process_change_host(smx_process_t process, smx_host_t host); -void SIMIX_pre_process_suspend(smx_simcall_t simcall); -smx_action_t SIMIX_process_suspend(smx_process_t process, smx_process_t issuer); -void SIMIX_process_resume(smx_process_t process, smx_process_t issuer); -void* SIMIX_process_get_data(smx_process_t process); -void SIMIX_process_set_data(smx_process_t process, void *data); -smx_host_t SIMIX_process_get_host(smx_process_t process); -const char* SIMIX_process_get_name(smx_process_t process); -smx_process_t SIMIX_process_get_by_name(const char* name); -int SIMIX_process_is_suspended(smx_process_t process); -xbt_dict_t SIMIX_process_get_properties(smx_process_t process); -void SIMIX_pre_process_sleep(smx_simcall_t simcall); -smx_action_t SIMIX_process_sleep(smx_process_t process, double duration); -void SIMIX_post_process_sleep(smx_action_t action); - -void SIMIX_process_sleep_suspend(smx_action_t action); -void SIMIX_process_sleep_resume(smx_action_t action); -void SIMIX_process_sleep_destroy(smx_action_t action); - -void SIMIX_process_on_exit(smx_process_t process); -void SIMIX_process_on_exit_add(int_f_pvoid_t fun, void *data); + xbt_dict_t properties, + int auto_restart, + smx_process_t parent_process); + +XBT_PRIVATE void SIMIX_process_runall(void); +XBT_PRIVATE void SIMIX_process_kill(smx_process_t process, smx_process_t issuer); +XBT_PRIVATE void SIMIX_process_killall(smx_process_t issuer, int reset_pid); +XBT_PRIVATE void SIMIX_process_stop(smx_process_t arg); +XBT_PRIVATE void SIMIX_process_cleanup(smx_process_t arg); +XBT_PRIVATE void SIMIX_process_empty_trash(void); +XBT_PRIVATE void SIMIX_process_yield(smx_process_t self); +XBT_PRIVATE void SIMIX_process_exception_terminate(xbt_ex_t * e); +XBT_PRIVATE void SIMIX_process_change_host(smx_process_t process, + sg_host_t dest); +XBT_PRIVATE smx_synchro_t SIMIX_process_suspend(smx_process_t process, smx_process_t issuer); +XBT_PRIVATE void SIMIX_process_resume(smx_process_t process, smx_process_t issuer); +XBT_PRIVATE int SIMIX_process_get_PID(smx_process_t self); +XBT_PRIVATE void* SIMIX_process_get_data(smx_process_t process); +XBT_PRIVATE void SIMIX_process_set_data(smx_process_t process, void *data); +XBT_PRIVATE smx_process_t SIMIX_process_get_by_name(const char* name); +XBT_PRIVATE int SIMIX_process_is_suspended(smx_process_t process); +XBT_PRIVATE xbt_dict_t SIMIX_process_get_properties(smx_process_t process); +XBT_PRIVATE smx_synchro_t SIMIX_process_join(smx_process_t issuer, smx_process_t process, double timeout); +XBT_PRIVATE smx_synchro_t SIMIX_process_sleep(smx_process_t process, double duration); + +XBT_PRIVATE void SIMIX_process_sleep_destroy(smx_synchro_t synchro); +XBT_PRIVATE void SIMIX_process_auto_restart_set(smx_process_t process, int auto_restart); +XBT_PRIVATE smx_process_t SIMIX_process_restart(smx_process_t process, smx_process_t issuer); + +void SIMIX_segment_index_set(smx_process_t process, int segment_index); +extern void (*SMPI_switch_data_segment)(int dest); + +SG_END_DECL() + #endif