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_add);
35 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_collapse);
36 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_cursor);
37 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_elm);
38 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_multi);
39 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_remove);
40 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict_search);
41 XBT_LOG_EXTERNAL_CATEGORY(xbt_dyn);
42 XBT_LOG_EXTERNAL_CATEGORY(xbt_ex);
43 XBT_LOG_EXTERNAL_CATEGORY(xbt_fifo);
44 XBT_LOG_EXTERNAL_CATEGORY(xbt_graph);
45 XBT_LOG_EXTERNAL_CATEGORY(xbt_matrix);
46 XBT_LOG_EXTERNAL_CATEGORY(xbt_queue);
47 XBT_LOG_EXTERNAL_CATEGORY(xbt_set);
48 XBT_LOG_EXTERNAL_CATEGORY(xbt_sync_os);
51 /* Declare xbt_preinit and xbt_postexit as constructor/destructor of the library.
52 * This is crude and rather compiler-specific, unfortunately.
54 static void xbt_preinit(void) _XBT_GNUC_CONSTRUCTOR;
55 static void xbt_postexit(void) _XBT_GNUC_DESTRUCTOR;
58 # undef _XBT_NEED_INIT_PRAGMA
61 #ifdef _XBT_NEED_INIT_PRAGMA
62 #pragma init (xbt_preinit)
63 #pragma fini (xbt_postexit)
69 /* Dummy prototype to make gcc happy */
70 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved);
73 /* see also http://msdn.microsoft.com/en-us/library/ms682583%28VS.85%29.aspx */
74 /* and http://www.microsoft.com/whdc/driver/kernel/DLL_bestprac.mspx */
75 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
76 if (fdwReason == DLL_PROCESS_ATTACH) {
78 } else if (fdwReason == DLL_PROCESS_DETACH) {
87 static void xbt_preinit(void) {
93 /* Connect our log channels: that must be done manually under windows */
94 XBT_LOG_CONNECT(graphxml_parse, xbt);
95 XBT_LOG_CONNECT(log, xbt);
96 XBT_LOG_CONNECT(module, xbt);
97 XBT_LOG_CONNECT(peer, xbt);
98 XBT_LOG_CONNECT(strbuff, xbt);
99 XBT_LOG_CONNECT(xbt_cfg, xbt);
100 XBT_LOG_CONNECT(xbt_dict, xbt);
101 XBT_LOG_CONNECT(xbt_dict_add, xbt_dict);
102 XBT_LOG_CONNECT(xbt_dict_collapse, xbt_dict);
103 XBT_LOG_CONNECT(xbt_dict_cursor, xbt_dict);
104 XBT_LOG_CONNECT(xbt_dict_elm, xbt_dict);
105 XBT_LOG_CONNECT(xbt_dict_multi, xbt_dict);
106 XBT_LOG_CONNECT(xbt_dict_remove, xbt_dict);
107 XBT_LOG_CONNECT(xbt_dict_search, xbt_dict);
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);
113 XBT_LOG_CONNECT(xbt_queue, xbt);
114 XBT_LOG_CONNECT(xbt_set, xbt);
115 XBT_LOG_CONNECT(xbt_sync_os, xbt);
120 xbt_backtrace_preinit();
121 xbt_os_thread_mod_preinit();
124 static void xbt_postexit(void) {
125 xbt_os_thread_mod_postexit();
126 xbt_backtrace_postexit();
133 free(xbt_binary_name);
139 /** @brief Initialize the xbt mechanisms. */
140 void xbt_init(int *argc, char **argv)
142 // FIXME it would be nice to assert that this function is called only once. But each gras process do call it...
145 if (xbt_initialized >1)
148 xbt_binary_name = xbt_strdup(argv[0]);
149 srand((unsigned int) time(NULL));
150 VERB0("Initialize XBT");
152 xbt_log_init(argc, argv);
155 /** @brief Finalize the xbt mechanisms. */
157 WARN0("This function is deprecated, you shouldn't use it");
161 /* these two functions belong to xbt/sysdep.h, which have no corresponding .c file */
162 /** @brief like free, but you can be sure that it is a function */
163 XBT_PUBLIC(void) xbt_free_f(void *p) {
167 /** @brief should be given a pointer to pointer, and frees the second one */
168 XBT_PUBLIC(void) xbt_free_ref(void *d)