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 "time.h" /* to seed the random generator */
13 #include "xbt/sysdep.h"
15 #include "xbt/dynar.h"
16 #include "xbt/config.h"
18 #include "xbt/module.h" /* this module */
20 #include "xbt_modinter.h" /* prototype of other module's init/exit in XBT */
22 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(module, xbt, "module handling");
24 char *xbt_binary_name = NULL; /* Mandatory to retrieve neat backtraces */
25 int xbt_initialized = 0;
27 XBT_LOG_EXTERNAL_CATEGORY(graphxml_parse);
28 XBT_LOG_EXTERNAL_CATEGORY(log);
29 XBT_LOG_EXTERNAL_CATEGORY(module);
30 XBT_LOG_EXTERNAL_CATEGORY(peer);
31 XBT_LOG_EXTERNAL_CATEGORY(strbuff);
32 XBT_LOG_EXTERNAL_CATEGORY(xbt_cfg);
33 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict);
34 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_cursor);
35 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_elm);
36 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_multi);
37 XBT_LOG_EXTERNAL_CATEGORY(xbt_dyn);
38 XBT_LOG_EXTERNAL_CATEGORY(xbt_ex);
39 XBT_LOG_EXTERNAL_CATEGORY(xbt_fifo);
40 XBT_LOG_EXTERNAL_CATEGORY(xbt_graph);
41 XBT_LOG_EXTERNAL_CATEGORY(xbt_matrix);
42 XBT_LOG_EXTERNAL_CATEGORY(xbt_queue);
43 XBT_LOG_EXTERNAL_CATEGORY(xbt_set);
44 XBT_LOG_EXTERNAL_CATEGORY(xbt_sync_os);
45 XBT_LOG_EXTERNAL_CATEGORY(xbt_parmap);
46 XBT_LOG_EXTERNAL_CATEGORY(xbt_parmap_unit);
47 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt);
48 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_cbps);
49 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_convert);
50 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_create);
51 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_exchange);
52 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_lexer);
53 XBT_LOG_EXTERNAL_CATEGORY(xbt_ddt_parse);
54 XBT_LOG_EXTERNAL_CATEGORY(xbt_trp);
55 XBT_LOG_EXTERNAL_CATEGORY(xbt_trp_meas);
57 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) */
59 /* Declare xbt_preinit and xbt_postexit as constructor/destructor of the library.
60 * This is crude and rather compiler-specific, unfortunately.
62 static void xbt_preinit(void) _XBT_GNUC_CONSTRUCTOR;
63 static void xbt_postexit(void) _XBT_GNUC_DESTRUCTOR;
66 # undef _XBT_NEED_INIT_PRAGMA
69 #ifdef _XBT_NEED_INIT_PRAGMA
70 #pragma init (xbt_preinit)
71 #pragma fini (xbt_postexit)
77 /* Dummy prototype to make gcc happy */
78 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
81 /* Should not be necessary but for some reason,
82 * DllMain is called twice at attachment and
84 static int xbt_dll_process_is_attached = 0;
86 /* see also http://msdn.microsoft.com/en-us/library/ms682583%28VS.85%29.aspx */
87 /* and http://www.microsoft.com/whdc/driver/kernel/DLL_bestprac.mspx */
88 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
91 if (fdwReason == DLL_PROCESS_ATTACH
92 && xbt_dll_process_is_attached == 0) {
94 } else if (fdwReason == DLL_PROCESS_DETACH
95 && xbt_dll_process_is_attached == 1) {
104 static void xbt_preinit(void)
107 xbt_dll_process_is_attached = 1;
109 #ifdef MMALLOC_WANT_OVERIDE_LEGACY
114 /* Connect our log channels: that must be done manually under windows */
115 XBT_LOG_CONNECT(graphxml_parse, xbt);
116 XBT_LOG_CONNECT(log, xbt);
117 XBT_LOG_CONNECT(module, xbt);
118 XBT_LOG_CONNECT(peer, xbt);
119 XBT_LOG_CONNECT(strbuff, xbt);
120 XBT_LOG_CONNECT(xbt_cfg, xbt);
121 XBT_LOG_CONNECT(xbt_dict, xbt);
122 XBT_LOG_CONNECT(xbt_dict_cursor, xbt_dict);
123 XBT_LOG_CONNECT(xbt_dict_elm, xbt_dict);
124 XBT_LOG_CONNECT(xbt_dict_multi, xbt_dict);
125 XBT_LOG_CONNECT(xbt_dyn, xbt);
126 XBT_LOG_CONNECT(xbt_ex, xbt);
127 XBT_LOG_CONNECT(xbt_fifo, xbt);
128 XBT_LOG_CONNECT(xbt_graph, xbt);
129 XBT_LOG_CONNECT(xbt_matrix, xbt);
130 XBT_LOG_CONNECT(xbt_queue, xbt);
131 XBT_LOG_CONNECT(xbt_set, xbt);
132 XBT_LOG_CONNECT(xbt_sync_os, xbt);
133 XBT_LOG_CONNECT(xbt_parmap,xbt);
134 XBT_LOG_CONNECT(xbt_parmap_unit,xbt_parmap);
135 XBT_LOG_CONNECT(xbt_ddt, xbt);
136 XBT_LOG_CONNECT(xbt_ddt_cbps, xbt_ddt);
137 XBT_LOG_CONNECT(xbt_ddt_convert, xbt_ddt);
138 XBT_LOG_CONNECT(xbt_ddt_create, xbt_ddt);
139 XBT_LOG_CONNECT(xbt_ddt_exchange, xbt_ddt);
140 XBT_LOG_CONNECT(xbt_ddt_lexer, xbt_ddt_parse);
141 XBT_LOG_CONNECT(xbt_ddt_parse, xbt_ddt);
142 XBT_LOG_CONNECT(xbt_trp, xbt);
143 XBT_LOG_CONNECT(xbt_trp_meas, xbt_trp);
145 xbt_backtrace_preinit();
146 xbt_os_thread_mod_preinit();
149 xbt_datadesc_preinit();
153 static void xbt_postexit(void)
156 xbt_dll_process_is_attached = 0;
159 xbt_datadesc_postexit();
161 xbt_backtrace_postexit();
167 xbt_os_thread_mod_postexit();
169 free(xbt_binary_name);
170 #ifdef MMALLOC_WANT_OVERIDE_LEGACY
175 /** @brief Initialize the xbt mechanisms. */
176 void xbt_init(int *argc, char **argv)
178 // FIXME it would be nice to assert that this function is called only once. But each gras process do call it...
181 if (xbt_initialized > 1)
184 xbt_binary_name = xbt_strdup(argv[0]);
185 srand((unsigned int) time(NULL));
186 XBT_VERB("Initialize XBT");
188 xbt_log_init(argc, argv);
191 /** @brief Finalize the xbt mechanisms. */
194 XBT_WARN("This function is deprecated, you shouldn't use it");
198 /* these two functions belong to xbt/sysdep.h, which have no corresponding .c file */
199 /** @brief like free, but you can be sure that it is a function */
200 XBT_PUBLIC(void) xbt_free_f(void *p)
205 /** @brief should be given a pointer to pointer, and frees the second one */
206 XBT_PUBLIC(void) xbt_free_ref(void *d)