3 /* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
4 * All rights reserved. */
6 /* This program is free software; you can redistribute it and/or modify it
7 * under the terms of the license (GNU LGPL) which comes with this package. */
10 #include "simgrid_config.h" /*HAVE_MMAP _XBT_WIN32 */
11 #include "gras_config.h" /* MMALLOC_WANT_OVERRIDE_LEGACY */
12 #include "time.h" /* to seed the random generator */
14 #include "xbt/sysdep.h"
16 #include "xbt/dynar.h"
17 #include "xbt/config.h"
19 #include "xbt/module.h" /* this module */
21 #include "xbt_modinter.h" /* prototype of other module's init/exit in XBT */
23 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(module, xbt, "module handling");
25 char *xbt_binary_name = NULL; /* Mandatory to retrieve neat backtraces */
26 int xbt_initialized = 0;
28 int _surf_do_model_check = 0; /* this variable is used accros the libraries, and must be declared in XBT so that it's also defined in GRAS (not only in libsimgrid) */
30 /* Declare xbt_preinit and xbt_postexit as constructor/destructor of the library.
31 * This is crude and rather compiler-specific, unfortunately.
33 static void xbt_preinit(void) _XBT_GNUC_CONSTRUCTOR;
34 static void xbt_postexit(void) _XBT_GNUC_DESTRUCTOR;
37 # undef _XBT_NEED_INIT_PRAGMA
40 #ifdef _XBT_NEED_INIT_PRAGMA
41 #pragma init (xbt_preinit)
42 #pragma fini (xbt_postexit)
49 /* Dummy prototype to make gcc happy */
50 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
53 /* Should not be necessary but for some reason,
54 * DllMain is called twice at attachment and
56 static int xbt_dll_process_is_attached = 0;
58 /* see also http://msdn.microsoft.com/en-us/library/ms682583%28VS.85%29.aspx */
59 /* and http://www.microsoft.com/whdc/driver/kernel/DLL_bestprac.mspx */
60 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
63 if (fdwReason == DLL_PROCESS_ATTACH
64 && xbt_dll_process_is_attached == 0) {
65 xbt_dll_process_is_attached = 1;
67 } else if (fdwReason == DLL_PROCESS_DETACH
68 && xbt_dll_process_is_attached == 1) {
69 xbt_dll_process_is_attached = 0;
78 static void xbt_preinit(void)
80 #ifdef MMALLOC_WANT_OVERRIDE_LEGACY
85 /* Connect our log channels: that must be done manually under windows */
86 XBT_LOG_CONNECT(graphxml_parse, xbt);
87 XBT_LOG_CONNECT(log, xbt);
88 XBT_LOG_CONNECT(module, xbt);
89 XBT_LOG_CONNECT(peer, xbt);
90 XBT_LOG_CONNECT(strbuff, xbt);
91 XBT_LOG_CONNECT(xbt_cfg, xbt);
93 XBT_LOG_CONNECT(xbt_dict, xbt);
94 XBT_LOG_CONNECT(xbt_dict_cursor, xbt_dict);
95 XBT_LOG_CONNECT(xbt_dict_elm, xbt_dict);
96 #ifdef XBT_USE_DEPRECATED
97 XBT_LOG_CONNECT(xbt_dict_multi, xbt_dict);
100 XBT_LOG_CONNECT(xbt_ddt, xbt);
101 XBT_LOG_CONNECT(xbt_ddt_cbps, xbt_ddt);
102 XBT_LOG_CONNECT(xbt_ddt_convert, xbt_ddt);
103 XBT_LOG_CONNECT(xbt_ddt_create, xbt_ddt);
104 XBT_LOG_CONNECT(xbt_ddt_exchange, xbt_ddt);
105 XBT_LOG_CONNECT(xbt_ddt_parse, xbt_ddt);
106 XBT_LOG_CONNECT(xbt_ddt_lexer, xbt_ddt_parse);
108 XBT_LOG_CONNECT(xbt_dyn, xbt);
109 XBT_LOG_CONNECT(xbt_ex, xbt);
110 XBT_LOG_CONNECT(xbt_fifo, xbt);
111 XBT_LOG_CONNECT(xbt_graph, xbt);
112 XBT_LOG_CONNECT(xbt_matrix, xbt);
114 XBT_LOG_CONNECT(xbt_parmap, xbt);
115 XBT_LOG_CONNECT(xbt_parmap_unit, xbt_parmap);
117 XBT_LOG_CONNECT(xbt_queue, xbt);
118 XBT_LOG_CONNECT(xbt_set, xbt);
119 XBT_LOG_CONNECT(xbt_sync_os, xbt);
121 XBT_LOG_CONNECT(xbt_trp, xbt);
122 XBT_LOG_CONNECT(xbt_trp_meas, xbt_trp);
124 xbt_backtrace_preinit();
125 xbt_os_thread_mod_preinit();
128 xbt_datadesc_preinit();
132 static void xbt_postexit(void)
135 xbt_datadesc_postexit();
137 xbt_backtrace_postexit();
143 xbt_os_thread_mod_postexit();
145 free(xbt_binary_name);
146 #ifdef MMALLOC_WANT_OVERRIDE_LEGACY
151 /** @brief Initialize the xbt mechanisms. */
152 void xbt_init(int *argc, char **argv)
154 // FIXME it would be nice to assert that this function is called only once. But each gras process do call it...
157 if (xbt_initialized > 1)
160 xbt_binary_name = xbt_strdup(argv[0]);
161 srand((unsigned int) time(NULL));
163 xbt_log_init(argc, argv);
166 /** @brief Finalize the xbt mechanisms. */
169 XBT_WARN("This function is deprecated, you shouldn't use it");
173 /* these two functions belong to xbt/sysdep.h, which have no corresponding .c file */
174 /** @brief like free, but you can be sure that it is a function */
175 XBT_PUBLIC(void) xbt_free_f(void *p)
180 /** @brief should be given a pointer to pointer, and frees the second one */
181 XBT_PUBLIC(void) xbt_free_ref(void *d)