/* module handling */
-/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2006-2014. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "xbt/misc.h"
-#include "simgrid_config.h" /*HAVE_MMAP _XBT_WIN32 */
-#include "gras_config.h" /* MMALLOC_WANT_OVERRIDE_LEGACY */
-#include "time.h" /* to seed the random generator */
-
+#include "simgrid_config.h" /* _XBT_WIN32 */
+#include "internal_config.h" /* MMALLOC_WANT_OVERRIDE_LEGACY */
+#include "portable.h"
#include "xbt/sysdep.h"
#include "xbt/log.h"
#include "xbt/dynar.h"
#include "xbt_modinter.h" /* prototype of other module's init/exit in XBT */
+#include "simgrid/sg_config.h"
+
+#include <stdio.h>
+#ifdef _XBT_WIN32
+#include <signal.h>
+#endif
+
XBT_LOG_NEW_CATEGORY(xbt, "All XBT categories (simgrid toolbox)");
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(module, xbt, "module handling");
XBT_LOG_NEW_CATEGORY(smpi, "All SMPI categories"); /* lives here even if that's a bit odd to solve linking issues: this is used in xbt_log_file_appender to detect whether SMPI is used (and thus whether we should unbench the writing to disk) */
-char *xbt_binary_name = NULL; /* Mandatory to retrieve neat backtraces */
+char *xbt_binary_name = NULL; /* Name of the system process containing us (mandatory to retrieve neat backtraces) */
+xbt_dynar_t xbt_cmdline = NULL; /* all we got in argv */
+
int xbt_initialized = 0;
+int _sg_do_clean_atexit = 1;
-int _surf_do_model_check = 0;
-int _surf_mc_checkpoint=0;
-char* _surf_mc_property_file=NULL;
-int _surf_mc_timeout=0;
-int _surf_mc_max_depth=1000;
-int _surf_mc_visited=0;
+int xbt_pagesize;
/* Declare xbt_preinit and xbt_postexit as constructor/destructor of the library.
* This is crude and rather compiler-specific, unfortunately.
#endif
-static void xbt_preinit(void)
-{
+static void xbt_preinit(void) {
+ unsigned int seed = 2147483647;
+#ifndef WIN32
+ xbt_pagesize = sysconf(_SC_PAGESIZE);
+#else
+ SYSTEM_INFO si;
+ GetSystemInfo(&si);
+ xbt_pagesize = si.dwPageSize;
+#endif
#ifdef MMALLOC_WANT_OVERRIDE_LEGACY
mmalloc_preinit();
+#endif
+#ifdef _TWO_DIGIT_EXPONENT
+ /* Even printf behaves differently on Windows... */
+ _set_output_format(_TWO_DIGIT_EXPONENT);
#endif
xbt_log_preinit();
-
xbt_backtrace_preinit();
xbt_os_thread_mod_preinit();
xbt_fifo_preinit();
xbt_dict_preinit();
+
+ srand(seed);
+#ifndef _WIN32
+ srand48(seed);
+#endif
atexit(xbt_postexit);
}
static void xbt_postexit(void)
{
+ if(!_sg_do_clean_atexit) return;
xbt_backtrace_postexit();
-
xbt_fifo_postexit();
xbt_dict_postexit();
-
- xbt_log_postexit();
xbt_os_thread_mod_postexit();
-
+ xbt_dynar_free(&xbt_cmdline);
+ xbt_log_postexit();
free(xbt_binary_name);
#ifdef MMALLOC_WANT_OVERRIDE_LEGACY
mmalloc_postexit();
/** @brief Initialize the xbt mechanisms. */
void xbt_init(int *argc, char **argv)
{
- // FIXME it would be nice to assert that this function is called only once. But each gras process do call it...
- xbt_initialized++;
-
- if (xbt_initialized > 1)
+ if (xbt_initialized++) {
+ XBT_DEBUG("XBT was initialized %d times.", xbt_initialized);
return;
+ }
xbt_binary_name = xbt_strdup(argv[0]);
- srand((unsigned int) time(NULL));
-
+ xbt_cmdline = xbt_dynar_new(sizeof(char*),NULL);
+ int i;
+ for (i=0;i<*argc;i++) {
+ xbt_dynar_push(xbt_cmdline,&(argv[i]));
+ }
+
xbt_log_init(argc, argv);
}
-/** @brief Finalize the xbt mechanisms. */
+/** @brief Finalize the xbt mechanisms.
+ * @warning this function is deprecated. Just don't call it, there is nothing more to do to finalize xbt*/
void xbt_exit()
{
XBT_WARN("This function is deprecated, you shouldn't use it");
/* these two functions belong to xbt/sysdep.h, which have no corresponding .c file */
/** @brief like free, but you can be sure that it is a function */
-XBT_PUBLIC(void) xbt_free_f(void *p)
+void xbt_free_f(void *p)
{
free(p);
}
/** @brief should be given a pointer to pointer, and frees the second one */
-XBT_PUBLIC(void) xbt_free_ref(void *d)
+void xbt_free_ref(void *d)
{
free(*(void **) d);
}
+
+/** @brief Kill the program in silence */
+void xbt_abort(void)
+{
+#ifdef COVERAGE
+ /* Call __gcov_flush on abort when compiling with coverage options. */
+ extern void __gcov_flush(void);
+ __gcov_flush();
+#endif
+#ifdef _XBT_WIN32
+ /* It was said *in silence*. We don't want to see the error message printed
+ * by the Microsoft's implementation of abort(). */
+ raise(SIGABRT);
+ signal(SIGABRT, SIG_DFL);
+ raise(SIGABRT);
+#endif
+ abort();
+}