3 /* gras/virtu.h - public interface to virtualization (cross-OS portability) */
5 /* Copyright (c) 2003, 2004 Martin Quinson. All rights reserved. */
7 /* This program is free software; you can redistribute it and/or modify it
8 * under the terms of the license (GNU LGPL) which comes with this package. */
13 #include "xbt/misc.h" /* SG_BEGIN_DECL */
18 /* Initialization of the simulation world. Do not call them in RL.
19 Indeed, do not call them at all. Let gras_stub_generator do it for you. */
20 void gras_global_init(int *argc, char **argv);
21 void gras_create_environment(const char *file);
22 void gras_function_register(const char *name, xbt_main_func_t code);
23 void gras_launch_application(const char *file);
24 void gras_clean(void);
28 /** @addtogroup GRAS_virtu
29 * @brief System call abstraction layer.
35 /** @brief Get the current time
36 * @return number of second since the Epoch.
37 * (00:00:00 UTC, January 1, 1970 in Real Life, and begining of simulation in SG)
39 #define gras_os_time() xbt_time()
40 /** @brief sleeps for the given amount of time.
41 * @param sec: number of seconds to sleep
43 #define gras_os_sleep(sec) xbt_sleep(sec)
44 /** @brief get the fully-qualified name of the current host
46 * Returns the fully-qualified name of the host machine, or "localhost" if the name
47 * cannot be determined. Always returns the same value, so multiple calls
50 XBT_PUBLIC(const char *)
53 /** @brief returns the number on which this process is listening for incoming messages */
54 XBT_PUBLIC(int) gras_os_myport(void);
56 /** @brief get the uri of the current process
58 * Returns the concatenation of gras_os_myname():gras_os_myport(). Please do not free the result.
60 XBT_PUBLIC(const char *)
61 gras_os_hostport(void);
63 /** @brief get process identification
65 * Returns the process ID of the current process. (This is often used
66 by routines that generate unique temporary file names.)
68 XBT_PUBLIC(int) gras_os_getpid(void);
73 #endif /* GRAS_VIRTU_H */