+/* a fast and simple context switching library */
+
+/* Copyright (c) 2004-2008 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. */
+
#ifndef _XBT_CONTEXT_PRIVATE_H
#define _XBT_CONTEXT_PRIVATE_H
/* Context type definition */
/* *********************** */
/* the following function pointers describe the interface that all context concepts must implement */
- typedef void (*xbt_pfn_context_free_t) (xbt_context_t); /* pointer type to the function used to destroy the specified context */
- typedef void (*xbt_pfn_context_kill_t) (xbt_context_t); /* pointer type to the function used to kill the specified context */
- typedef void (*xbt_pfn_context_schedule_t) (xbt_context_t); /* pointer type to the function used to resume the specified context */
- typedef void (*xbt_pfn_context_yield_t) (void); /* pointer type to the function used to yield the specified context */
- typedef void (*xbt_pfn_context_start_t) (xbt_context_t); /* pointer type to the function used to start the specified context */
- typedef void (*xbt_pfn_context_stop_t) (int); /* pointer type to the function used to stop the current context */
+typedef void (*xbt_pfn_context_free_t) (xbt_context_t); /* pointer type to the function used to destroy the specified context */
+
+typedef void (*xbt_pfn_context_kill_t) (xbt_context_t); /* pointer type to the function used to kill the specified context */
+
+typedef void (*xbt_pfn_context_schedule_t) (xbt_context_t); /* pointer type to the function used to resume the specified context */
+
+typedef void (*xbt_pfn_context_yield_t) (void); /* pointer type to the function used to yield the specified context */
+
+typedef void (*xbt_pfn_context_start_t) (xbt_context_t); /* pointer type to the function used to start the specified context */
+
+typedef void (*xbt_pfn_context_stop_t) (int); /* pointer type to the function used to stop the current context */
/* each context type must contain this macro at its begining -- OOP in C :/ */
#define XBT_CTX_BASE_T \
- s_xbt_swag_hookup_t hookup; \
- char *name; \
- void_f_pvoid_t cleanup_func; \
- void *cleanup_arg; \
- ex_ctx_t *exception; \
- int iwannadie; \
- xbt_main_func_t code; \
- int argc; \
- char **argv; \
- void_f_pvoid_t startup_func; \
- void *startup_arg; \
- xbt_pfn_context_free_t free; \
- xbt_pfn_context_kill_t kill; \
- xbt_pfn_context_schedule_t schedule; \
- xbt_pfn_context_yield_t yield; \
- xbt_pfn_context_start_t start; \
- xbt_pfn_context_stop_t stop
+ s_xbt_swag_hookup_t hookup; \
+ char *name; \
+ void_f_pvoid_t cleanup_func; \
+ void *cleanup_arg; \
+ ex_ctx_t *exception; \
+ int iwannadie; \
+ xbt_main_func_t code; \
+ int argc; \
+ char **argv; \
+ void_f_pvoid_t startup_func; \
+ void *startup_arg; \
+ xbt_pfn_context_free_t free; \
+ xbt_pfn_context_kill_t kill; \
+ xbt_pfn_context_schedule_t schedule; \
+ xbt_pfn_context_yield_t yield; \
+ xbt_pfn_context_start_t start; \
+ xbt_pfn_context_stop_t stop
/* all other context types derive from this structure */
- typedef struct s_xbt_context {
- XBT_CTX_BASE_T;
- } s_xbt_context_t;
+typedef struct s_xbt_context {
+ XBT_CTX_BASE_T;
+} s_xbt_context_t;
/* ****************** */
/* Globals definition */
/* ****************** */
/* Important guys */
- extern xbt_context_t current_context;
- extern xbt_context_t maestro_context;
+extern xbt_context_t current_context;
+
+extern xbt_context_t maestro_context;
/* All dudes lists */
- extern xbt_swag_t context_living;
- extern xbt_swag_t context_to_destroy;
+extern xbt_swag_t context_living;
+
+extern xbt_swag_t context_to_destroy;
/* *********************** */
/* factory type definition */
/* *********************** */
- typedef struct s_xbt_context_factory *xbt_context_factory_t;
+typedef struct s_xbt_context_factory *xbt_context_factory_t;
/* this function describes the interface that all context factory must implement */
- typedef xbt_context_t(*xbt_pfn_context_factory_create_context_t) (const
- char *,
- xbt_main_func_t,
- void_f_pvoid_t,
- void *,
- void_f_pvoid_t,
- void *,
- int,
- char
- **);
- typedef
- int (*xbt_pfn_context_factory_create_maestro_context_t) (xbt_context_t
- *);
+typedef xbt_context_t(*xbt_pfn_context_factory_create_context_t) (const
+ char *,
+ xbt_main_func_t,
+ void_f_pvoid_t,
+ void *,
+ void_f_pvoid_t,
+ void *,
+ int,
+ char
+ **);
+typedef
+int (*xbt_pfn_context_factory_create_maestro_context_t) (xbt_context_t
+ *);
/* this function finalize the specified context factory */
- typedef int (*xbt_pfn_context_factory_finalize_t) (xbt_context_factory_t
- *);
+typedef int (*xbt_pfn_context_factory_finalize_t) (xbt_context_factory_t
+ *);
/* this interface is used by the xbt context module to create the appropriate concept */
- typedef struct s_xbt_context_factory {
- xbt_pfn_context_factory_create_maestro_context_t create_maestro_context; /* create the context of the maestro */
- xbt_pfn_context_factory_create_context_t create_context; /* create a new context */
- xbt_pfn_context_factory_finalize_t finalize; /* finalize the context factory */
- const char *name; /* the name of the context factory */
+typedef struct s_xbt_context_factory {
+ xbt_pfn_context_factory_create_maestro_context_t create_maestro_context; /* create the context of the maestro */
+ xbt_pfn_context_factory_create_context_t create_context; /* create a new context */
+ xbt_pfn_context_factory_finalize_t finalize; /* finalize the context factory */
+ const char *name; /* the name of the context factory */
- } s_xbt_context_factory_t;
+} s_xbt_context_factory_t;
/**
* This function select a context factory associated with the name specified by
* If successful the function returns 0. Otherwise the function returns the error
* code.
*/
- int
- xbt_context_select_factory(const char *name);
+int
+xbt_context_select_factory(const char *name);
/**
* This function initialize a context factory from the name specified by the parameter
* name.
* If the factory cannot be found, an exception is raised.
*/
- void
-
- xbt_context_init_factory_by_name(xbt_context_factory_t * factory,
- const char *name);
+void
+
+
+xbt_context_init_factory_by_name(xbt_context_factory_t * factory,
+ const char *name);
/* All factories init */
- void xbt_ctx_thread_factory_init(xbt_context_factory_t * factory);
- void xbt_ctx_sysv_factory_init(xbt_context_factory_t * factory);
- void xbt_ctx_java_factory_init(xbt_context_factory_t * factory);
+void xbt_ctx_thread_factory_init(xbt_context_factory_t * factory);
+
+void xbt_ctx_sysv_factory_init(xbt_context_factory_t * factory);
+
+void xbt_ctx_java_factory_init(xbt_context_factory_t * factory);
