Try to fixup the context mess

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

diff --git a/src/xbt/backtrace_windows.c b/src/xbt/backtrace_windows.c
index 6ff8b59..bfb14aa 100644 (file)
--- a/src/xbt/backtrace_windows.c
+++ b/src/xbt/backtrace_windows.c
@@ -165,12 +165,19 @@ int backtrace(void **buffer, int size);
  */
 char **backtrace_symbols(void *const *buffer, int size);
 
+void xbt_backtrace_current(xbt_ex_t * e) {
+  e->used = backtrace((void **) e->bt, XBT_BACKTRACE_SIZE);
+}
+
+
 void xbt_ex_setup_backtrace(xbt_ex_t * e)
 {
   int i;
-  char **backtrace_syms = backtrace_symbols(e->bt, e->used);
+  char **backtrace_syms;
 
-  e->used = backtrace((void **) e->bt, XBT_BACKTRACE_SIZE);
+  xbt_assert0(e && e->used,"Backtrace not setup yet, cannot set it up for display");
+   
+  backtrace_syms = backtrace_symbols(e->bt, e->used);
   e->bt_strings = NULL;
   /* parse the output and build a new backtrace */
   e->bt_strings = xbt_new(char *, e->used);
@@ -200,13 +207,13 @@ int backtrace(void **buffer, int size)
 
   /* ebp points on stack base */
   /* esp points on stack pointer, ie on last stacked element (current element) */
-//  asm ("call $ + 5"); FIXME: this does not works when cross-compiling. Is this really mandatory?
-  asm ("pop %eax");
-  asm ("mov context.Eip, %eax");
-  asm ("mov %eax, %esp");
-  asm ("mov context.Esp, %eax");
-  asm ("mov context.Ebp, %ebp");
-
+  _asm call $ + 5
+  _asm pop eax
+  _asm mov context.Eip, eax
+  _asm mov eax, esp
+  _asm mov context.Esp, eax
+  _asm mov context.Ebp, ebp
+     
   if ((NULL == hlp_dbg_instance) || (size <= 0) || (NULL == buffer)) {
     errno = EINVAL;
     return 0;