/* 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 */
+#include "src/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 */
e->used = backtrace((void **) e->bt, XBT_BACKTRACE_SIZE);
if (e->used == 0) {
fprintf(stderr, "The backtrace() function failed, which probably means that the memory is exhausted. Here is a crude dump of the exception that I was trying to build:");
- fprintf(stderr, "%s:%s(%d) [%s:%d] %s", e->host,e->procname,e->pid, e->file,e->line,e->msg);
+ fprintf(stderr, "%s(%d) [%s:%d] %s",
+ e->procname, e->pid, e->file, e->line, e->msg);
fprintf(stderr, "Bailing out now since there is nothing I can do without a decent amount of memory. Please go fix the memleaks\n");
exit(1);
}
e->bt_strings = NULL;
- if (xbt_binary_name != NULL) /* no binary name, nothing to do */
+ if (xbt_binary_name == NULL) /* no binary name, nothing to do */
return;
if (e->used <= 1)
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