Merge branch 'master' of git+ssh://scm.gforge.inria.fr/gitroot/simgrid/simgrid

[simgrid.git] / src / xbt / xbt_main.c

diff --git a/src/xbt/xbt_main.c b/src/xbt/xbt_main.c
index 615ad8d..319a422 100644 (file)
--- a/src/xbt/xbt_main.c
+++ b/src/xbt/xbt_main.c
@@ -6,10 +6,12 @@
 /* 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 "xbt/misc.h"
-#include "simgrid_config.h"     /* _XBT_WIN32 */
-#include "internal_config.h"    /* MMALLOC_WANT_OVERRIDE_LEGACY */
-#include "portable.h"
+#include "simgrid_config.h"
+#include "src/internal_config.h" /* HAVE_MC */
+#include "src/portable.h"
 #include "xbt/sysdep.h"
 #include "xbt/log.h"
 #include "xbt/dynar.h"
@@ -17,16 +19,15 @@
 
 #include "xbt/module.h"         /* this module */
 
-#include "xbt_modinter.h"       /* prototype of other module's init/exit in XBT */
+#include "src/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>
+#ifdef _WIN32
+#include <signal.h> /* To silence MSVC on abort() */
 #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) */
@@ -39,6 +40,7 @@ int xbt_initialized = 0;
 int _sg_do_clean_atexit = 1;
 
 int xbt_pagesize;
+int xbt_pagebits = 0;
 
 /* Declare xbt_preinit and xbt_postexit as constructor/destructor of the library.
  * This is crude and rather compiler-specific, unfortunately.
@@ -46,7 +48,7 @@ int xbt_pagesize;
 static void xbt_preinit(void) _XBT_GNUC_CONSTRUCTOR(200);
 static void xbt_postexit(void);
 
-#ifdef _XBT_WIN32
+#ifdef _WIN32
 # undef _XBT_NEED_INIT_PRAGMA
 #endif
 
@@ -54,14 +56,10 @@ static void xbt_postexit(void);
 #pragma init (xbt_preinit)
 #endif
 
-#ifdef _XBT_WIN32
+#ifdef _WIN32
 #include <windows.h>
 
 #ifndef __GNUC__
-/* Dummy prototype to make gcc happy */
-BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
-                    LPVOID lpvReserved);
-
 /* Should not be necessary but for some reason,
  * DllMain is called twice at attachment and
  * at detachment.*/
@@ -69,8 +67,7 @@ static int xbt_dll_process_is_attached = 0;
 
 /* see also http://msdn.microsoft.com/en-us/library/ms682583%28VS.85%29.aspx */
 /* and http://www.microsoft.com/whdc/driver/kernel/DLL_bestprac.mspx */
-BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
-                    LPVOID lpvReserved)
+static BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 {
   if (fdwReason == DLL_PROCESS_ATTACH
       && xbt_dll_process_is_attached == 0) {
@@ -88,16 +85,20 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
 
 static void xbt_preinit(void) {
   unsigned int seed = 2147483647;
-#ifndef WIN32
+#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
+
+  xbt_pagebits = 0;
+  int x = xbt_pagesize;
+  while(x >>= 1) {
+    ++xbt_pagebits;
+  }
+
 #ifdef _TWO_DIGIT_EXPONENT
   /* Even printf behaves differently on Windows... */
   _set_output_format(_TWO_DIGIT_EXPONENT);
@@ -112,13 +113,13 @@ static void xbt_preinit(void) {
 #ifndef _WIN32
   srand48(seed);
 #endif
-
   atexit(xbt_postexit);
 }
 
 static void xbt_postexit(void)
 {
   if(!_sg_do_clean_atexit) return;
+  xbt_initialized--;
   xbt_backtrace_postexit();
   xbt_fifo_postexit();
   xbt_dict_postexit();
@@ -126,7 +127,7 @@ static void xbt_postexit(void)
   xbt_dynar_free(&xbt_cmdline);
   xbt_log_postexit();
   free(xbt_binary_name);
-#ifdef MMALLOC_WANT_OVERRIDE_LEGACY
+#ifdef HAVE_MC
   mmalloc_postexit();
 #endif
 }
@@ -178,7 +179,7 @@ void xbt_abort(void)
   extern void __gcov_flush(void);
   __gcov_flush();
 #endif
-#ifdef _XBT_WIN32
+#ifdef _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);