X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/5826c2dea3a9a0d929eed630fb0c84c41015bc3d..befbbbe1fbb31663a8f91e24ce12df271cf4ae79:/src/xbt/xbt_main.cpp?ds=sidebyside

diff --git a/src/xbt/xbt_main.cpp b/src/xbt/xbt_main.cpp
index 945304e143..f4ba9ab2c8 100644
--- a/src/xbt/xbt_main.cpp
+++ b/src/xbt/xbt_main.cpp
@@ -1,14 +1,13 @@
 /* module handling                                                          */
 
-/* Copyright (c) 2006-2014. The SimGrid Team.
- * All rights reserved.                                                     */
+/* Copyright (c) 2006-2017. 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. */
 
 #define XBT_LOG_LOCALLY_DEFINE_XBT_CHANNEL /* MSVC don't want it to be declared extern in headers and local here */
 
-
+#include <math.h>
 #include "xbt/misc.h"
 #include "simgrid_config.h"
 #include "xbt/sysdep.h"
@@ -48,8 +47,8 @@ int xbt_pagebits = 0;
 /* Declare xbt_preinit and xbt_postexit as constructor/destructor of the library.
  * This is crude and rather compiler-specific, unfortunately.
  */
-static void xbt_preinit(void) _XBT_GNUC_CONSTRUCTOR(200);
-static void xbt_postexit(void);
+static void xbt_preinit() _XBT_GNUC_CONSTRUCTOR(200);
+static void xbt_postexit();
 
 #ifdef _WIN32
 #include <windows.h>
@@ -76,7 +75,8 @@ static BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserv
 
 #endif
 
-static void xbt_preinit(void) {
+static void xbt_preinit()
+{
   unsigned int seed = 2147483647;
 #ifdef _WIN32
   SYSTEM_INFO si;
@@ -88,22 +88,16 @@ static void xbt_preinit(void) {
   #error Cannot get page size.
 #endif
 
-  xbt_pagebits = 0;
-  int x = xbt_pagesize;
-  while(x >>= 1) {
-    ++xbt_pagebits;
-  }
+  xbt_pagebits = log2(xbt_pagesize);
 
 #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);
@@ -111,18 +105,17 @@ static void xbt_preinit(void) {
   atexit(xbt_postexit);
 }
 
-static void xbt_postexit(void)
+static void xbt_postexit()
 {
-  if(!_sg_do_clean_atexit) return;
+  if (not _sg_do_clean_atexit)
+    return;
   xbt_initialized--;
-  xbt_backtrace_postexit();
-  xbt_fifo_postexit();
   xbt_dict_postexit();
   xbt_os_thread_mod_postexit();
   xbt_dynar_free(&xbt_cmdline);
   xbt_log_postexit();
   free(xbt_binary_name);
-#if HAVE_MC
+#if SIMGRID_HAVE_MC
   mmalloc_postexit();
 #endif
 }
@@ -132,16 +125,17 @@ void xbt_init(int *argc, char **argv)
 {
   simgrid::xbt::installExceptionHandler();
 
-  if (xbt_initialized++) {
-    XBT_DEBUG("XBT was initialized %d times.", xbt_initialized);
+  if (xbt_initialized) {
+    xbt_initialized++;
+    XBT_DEBUG("XBT has been initialized %d times.", xbt_initialized);
     return;
   }
 
   xbt_binary_name = xbt_strdup(argv[0]);
-  xbt_cmdline = xbt_dynar_new(sizeof(char*),NULL);
-  for (int i=0;i<*argc;i++)
+  xbt_cmdline     = xbt_dynar_new(sizeof(char*), NULL);
+  for (int i = 0; i < *argc; i++)
     xbt_dynar_push(xbt_cmdline,&(argv[i]));
-  
+
   xbt_log_init(argc, argv);
 }
 
@@ -159,16 +153,15 @@ void xbt_free_ref(void *d)
 }
 
 /** @brief Kill the program in silence */
-void xbt_abort(void)
+void xbt_abort()
 {
 #ifdef COVERAGE
   /* Call __gcov_flush on abort when compiling with coverage options. */
-  extern void __gcov_flush(void);
+  extern void __gcov_flush();
   __gcov_flush();
 #endif
 #ifdef _WIN32
-  /* It was said *in silence*.  We don't want to see the error message printed
-   * by the Microsoft's implementation of abort(). */
+  /* We said *in silence*. We don't want to see the error message printed by Microsoft's implementation of abort(). */
   raise(SIGABRT);
   signal(SIGABRT, SIG_DFL);
   raise(SIGABRT);