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 XBT_LOG_EXTERNAL_CATEGORY(graphxml_parse);
29 XBT_LOG_EXTERNAL_CATEGORY(log);
30 XBT_LOG_EXTERNAL_CATEGORY(module);
31 XBT_LOG_EXTERNAL_CATEGORY(peer);
32 XBT_LOG_EXTERNAL_CATEGORY(strbuff);
33 XBT_LOG_EXTERNAL_CATEGORY(xbt_cfg);
34 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict);
35 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_cursor);
36 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_elm);
37 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_multi);
38 XBT_LOG_EXTERNAL_CATEGORY(xbt_dyn);
39 XBT_LOG_EXTERNAL_CATEGORY(xbt_ex);
40 XBT_LOG_EXTERNAL_CATEGORY(xbt_fifo);
41 XBT_LOG_EXTERNAL_CATEGORY(xbt_graph);
42 XBT_LOG_EXTERNAL_CATEGORY(xbt_matrix);
43 XBT_LOG_EXTERNAL_CATEGORY(xbt_queue);
44 XBT_LOG_EXTERNAL_CATEGORY(xbt_set);
45 XBT_LOG_EXTERNAL_CATEGORY(xbt_sync_os);
46 XBT_LOG_EXTERNAL_CATEGORY(xbt_parmap);
47 XBT_LOG_EXTERNAL_CATEGORY(xbt_parmap_unit);
48 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt);
49 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_cbps);
50 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_convert);
51 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_create);
52 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_exchange);
53 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_lexer);
54 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_parse);
55 XBT_LOG_EXTERNAL_CATEGORY(xbt_trp);
56 XBT_LOG_EXTERNAL_CATEGORY(xbt_trp_meas);
58 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) */
60 /* Declare xbt_preinit and xbt_postexit as constructor/destructor of the library.
61 * This is crude and rather compiler-specific, unfortunately.
63 static void xbt_preinit(void) _XBT_GNUC_CONSTRUCTOR;
64 static void xbt_postexit(void) _XBT_GNUC_DESTRUCTOR;
67 # undef _XBT_NEED_INIT_PRAGMA
70 #ifdef _XBT_NEED_INIT_PRAGMA
71 #pragma init (xbt_preinit)
72 #pragma fini (xbt_postexit)
79 /* Dummy prototype to make gcc happy */
80 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
83 /* Should not be necessary but for some reason,
84 * DllMain is called twice at attachment and
86 static int xbt_dll_process_is_attached = 0;
88 /* see also http://msdn.microsoft.com/en-us/library/ms682583%28VS.85%29.aspx */
89 /* and http://www.microsoft.com/whdc/driver/kernel/DLL_bestprac.mspx */
90 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
93 if (fdwReason == DLL_PROCESS_ATTACH
94 && xbt_dll_process_is_attached == 0) {
95 xbt_dll_process_is_attached = 1;
97 } else if (fdwReason == DLL_PROCESS_DETACH
98 && xbt_dll_process_is_attached == 1) {
99 xbt_dll_process_is_attached = 0;
108 static void xbt_preinit(void)
110 #ifdef MMALLOC_WANT_OVERRIDE_LEGACY
115 /* Connect our log channels: that must be done manually under windows */
116 XBT_LOG_CONNECT(graphxml_parse, xbt);
117 XBT_LOG_CONNECT(log, xbt);
118 XBT_LOG_CONNECT(module, xbt);
119 XBT_LOG_CONNECT(peer, xbt);
120 XBT_LOG_CONNECT(strbuff, xbt);
121 XBT_LOG_CONNECT(xbt_cfg, xbt);
122 XBT_LOG_CONNECT(xbt_dict, xbt);
123 XBT_LOG_CONNECT(xbt_dict_cursor, xbt_dict);
124 XBT_LOG_CONNECT(xbt_dict_elm, xbt_dict);
125 XBT_LOG_CONNECT(xbt_dict_multi, xbt_dict);
126 XBT_LOG_CONNECT(xbt_dyn, xbt);
127 XBT_LOG_CONNECT(xbt_ex, xbt);
128 XBT_LOG_CONNECT(xbt_fifo, xbt);
129 XBT_LOG_CONNECT(xbt_graph, xbt);
130 XBT_LOG_CONNECT(xbt_matrix, xbt);
131 XBT_LOG_CONNECT(xbt_queue, xbt);
132 XBT_LOG_CONNECT(xbt_set, xbt);
133 XBT_LOG_CONNECT(xbt_sync_os, xbt);
134 XBT_LOG_CONNECT(xbt_parmap,xbt);
135 XBT_LOG_CONNECT(xbt_parmap_unit,xbt_parmap);
136 XBT_LOG_CONNECT(xbt_ddt, xbt);
137 XBT_LOG_CONNECT(xbt_ddt_cbps, xbt_ddt);
138 XBT_LOG_CONNECT(xbt_ddt_convert, xbt_ddt);
139 XBT_LOG_CONNECT(xbt_ddt_create, xbt_ddt);
140 XBT_LOG_CONNECT(xbt_ddt_exchange, xbt_ddt);
141 XBT_LOG_CONNECT(xbt_ddt_lexer, xbt_ddt_parse);
142 XBT_LOG_CONNECT(xbt_ddt_parse, xbt_ddt);
143 XBT_LOG_CONNECT(xbt_trp, xbt);
144 XBT_LOG_CONNECT(xbt_trp_meas, xbt_trp);
146 xbt_backtrace_preinit();
147 xbt_os_thread_mod_preinit();
150 xbt_datadesc_preinit();
154 static void xbt_postexit(void)
157 xbt_datadesc_postexit();
159 xbt_backtrace_postexit();
165 xbt_os_thread_mod_postexit();
167 free(xbt_binary_name);
168 #ifdef MMALLOC_WANT_OVERRIDE_LEGACY
173 /** @brief Initialize the xbt mechanisms. */
174 void xbt_init(int *argc, char **argv)
176 // FIXME it would be nice to assert that this function is called only once. But each gras process do call it...
179 if (xbt_initialized > 1)
182 xbt_binary_name = xbt_strdup(argv[0]);
183 srand((unsigned int) time(NULL));
184 XBT_VERB("Initialize XBT");
186 xbt_log_init(argc, argv);
189 /** @brief Finalize the xbt mechanisms. */
192 XBT_WARN("This function is deprecated, you shouldn't use it");
196 /* these two functions belong to xbt/sysdep.h, which have no corresponding .c file */
197 /** @brief like free, but you can be sure that it is a function */
198 XBT_PUBLIC(void) xbt_free_f(void *p)
203 /** @brief should be given a pointer to pointer, and frees the second one */
204 XBT_PUBLIC(void) xbt_free_ref(void *d)