X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/9ed8f63d4856efe72038250011ad82a0f90f7d53..b3b356352e87ae00a20f737c48e19b0c8413455a:/src/xbt/backtrace_linux.c

diff --git a/src/xbt/backtrace_linux.c b/src/xbt/backtrace_linux.c
index d7e6d49292..82a3c6660f 100644
--- a/src/xbt/backtrace_linux.c
+++ b/src/xbt/backtrace_linux.c
@@ -1,17 +1,25 @@
 /* backtrace_linux - backtrace displaying on linux platform                 */
 /* This file is included by ex.c on need (have execinfo.h, popen & addrline)*/
 
-/* Copyright (c) 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2008-2015. 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 <execinfo.h>
+#include <sys/stat.h>
+
 /* This file is to be included in ex.c, so the following headers are not mandatory, but it's to make sure that eclipse see them too */
 #include "xbt/ex.h"
+#include "xbt/log.h"
 #include "xbt/str.h"
 #include "xbt/module.h"         /* xbt_binary_name */
 #include "xbt_modinter.h"       /* backtrace initialization headers */
+#ifdef HAVE_MC
+#define UNW_LOCAL_ONLY
+#include <libunwind.h>
+#endif
 /* end of "useless" inclusions */
 
 extern char **environ;          /* the environment, as specified by the opengroup */
@@ -365,3 +373,37 @@ void xbt_ex_setup_backtrace(xbt_ex_t * e) //FIXME: This code could be greatly im
   free(backtrace_syms);
   free(cmd);
 }
+
+#ifdef HAVE_MC
+
+int xbt_libunwind_backtrace(void* bt[XBT_BACKTRACE_SIZE], int size){
+  
+  int i = 0;
+  for(i=0; i < size; i++)
+    bt[i] = NULL;
+
+  i=0;
+
+  unw_cursor_t c;
+  unw_context_t uc;
+
+  unw_getcontext (&uc);
+	unw_init_local (&c, &uc);
+ 
+  unw_word_t ip;
+
+  unw_step(&c);
+ 
+  while(unw_step(&c) >= 0 && i < size){
+
+    unw_get_reg(&c, UNW_REG_IP, &ip);
+    bt[i] = (void*)(long)ip;
+    i++;
+
+  }
+
+  return i;
+  
+}
+
+#endif