1 /* Copyright (c) 2007-2010, 2012-2015. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #ifndef _SIMIX_PRIVATE_H
8 #define _SIMIX_PRIVATE_H
12 #include "src/internal_config.h"
13 #include "simgrid/simix.h"
14 #include "surf/surf.h"
19 #include "xbt/mallocator.h"
20 #include "xbt/config.h"
21 #include "xbt/xbt_os_time.h"
22 #include "xbt/function_types.h"
23 #include "src/xbt/ex_interface.h"
24 #include "src/instr/instr_private.h"
25 #include "smx_process_private.h"
26 #include "smx_host_private.h"
27 #include "smx_io_private.h"
28 #include "smx_network_private.h"
29 #include "popping_private.h"
30 #include "smx_synchro_private.h"
36 #include <simgrid/simix.hpp>
41 /* This allows Java to hijack the context factory (Java induces factories of factory :) */
42 typedef ContextFactory* (*ContextFactoryInitializer)(void);
43 XBT_PUBLIC_DATA(ContextFactoryInitializer) factory_initializer;
45 XBT_PRIVATE ContextFactory* thread_factory();
46 XBT_PRIVATE ContextFactory* sysv_factory();
47 XBT_PRIVATE ContextFactory* raw_factory();
48 XBT_PRIVATE ContextFactory* boost_factory();
53 typedef simgrid::simix::ContextFactory *smx_context_factory_t;
57 typedef struct s_smx_context_factory *smx_context_factory_t;
63 /********************************** Simix Global ******************************/
64 typedef struct s_smx_global {
65 smx_context_factory_t context_factory;
66 xbt_dynar_t process_to_run;
67 xbt_dynar_t process_that_ran;
68 xbt_swag_t process_list;
69 xbt_swag_t process_to_destroy;
70 smx_process_t maestro_process;
71 xbt_dict_t registered_functions;
72 smx_creation_func_t create_process_function;
73 void_pfn_smxprocess_t kill_process_function;
74 /** Callback used when killing a SMX_process */
75 void_pfn_smxprocess_t cleanup_process_function;
78 } s_smx_global_t, *smx_global_t;
80 XBT_PUBLIC_DATA(smx_global_t) simix_global;
81 extern XBT_PRIVATE unsigned long simix_process_maxpid;
83 XBT_PUBLIC(void) SIMIX_clean(void);
85 /******************************** Exceptions *********************************/
86 /** @brief Ask to the provided simix process to raise the provided exception */
87 #define SMX_EXCEPTION(issuer, cat, val, msg) \
89 smx_process_t _smx_throw_issuer = (issuer); /* evaluate only once */ \
96 _smx_throw_issuer->exception = std::make_exception_ptr(e); \
99 /* ******************************** File ************************************ */
100 typedef struct s_smx_file {
101 surf_file_t surf_file;
102 void* data; /**< @brief user data */
105 XBT_PRIVATE void SIMIX_context_mod_init(void);
106 XBT_PRIVATE void SIMIX_context_mod_exit(void);
108 XBT_PRIVATE smx_context_t SIMIX_context_new(
109 std::function<void()> code,
110 void_pfn_smxprocess_t cleanup_func,
111 smx_process_t simix_process);
114 XBT_PUBLIC_DATA(char sigsegv_stack[SIGSTKSZ]);
117 /* We are using the bottom of the stack to save some information, like the
118 * valgrind_stack_id. Define smx_context_usable_stack_size to give the remaining
119 * size for the stack. */
121 # define smx_context_usable_stack_size \
122 (smx_context_stack_size - sizeof(unsigned int)) /* for valgrind_stack_id */
124 # define smx_context_usable_stack_size smx_context_stack_size
127 /** @brief Executes all the processes to run (in parallel if possible). */
128 static inline void SIMIX_context_runall(void)
130 if (!xbt_dynar_is_empty(simix_global->process_to_run))
131 simix_global->context_factory->run_all();
134 /** @brief returns the current running context */
135 static inline smx_context_t SIMIX_context_self(void)
137 if (simix_global && simix_global->context_factory)
138 return simix_global->context_factory->self();
143 XBT_PRIVATE void *SIMIX_context_stack_new(void);
144 XBT_PRIVATE void SIMIX_context_stack_delete(void *stack);
146 XBT_PRIVATE void SIMIX_context_set_current(smx_context_t context);
147 XBT_PRIVATE smx_context_t SIMIX_context_get_current(void);
149 XBT_PUBLIC(int) SIMIX_process_get_maxpid(void);
151 XBT_PRIVATE void SIMIX_post_create_environment(void);
153 // FIXME, Dirty hack for SMPI+MSG
154 XBT_PRIVATE void SIMIX_process_set_cleanup_function(smx_process_t process, void_pfn_smxprocess_t cleanup);