void xbt_ex_setup_backtrace(xbt_ex_t *e) {
#if defined(HAVE_EXECINFO_H) && defined(HAVE_POPEN) && defined(ADDR2LINE)
int i;
void xbt_ex_setup_backtrace(xbt_ex_t *e) {
#if defined(HAVE_EXECINFO_H) && defined(HAVE_POPEN) && defined(ADDR2LINE)
int i;
char **backtrace = backtrace_symbols (e->bt, e->used);
/* To build the commandline of addr2line */
char **backtrace = backtrace_symbols (e->bt, e->used);
/* To build the commandline of addr2line */
/* build the commandline */
curr += sprintf(curr,"%s -f -e %s ",ADDR2LINE,xbt_binary_name);
for (i=0; i<e->used;i++) {
/* retrieve this address */
/* build the commandline */
curr += sprintf(curr,"%s -f -e %s ",ADDR2LINE,xbt_binary_name);
for (i=0; i<e->used;i++) {
/* retrieve this address */
snprintf(buff,256,"%s",strchr(backtrace[i],'[')+1);
p=strchr(buff,']');
*p='\0';
snprintf(buff,256,"%s",strchr(backtrace[i],'[')+1);
p=strchr(buff,']');
*p='\0';
- addrs[i]=bprintf("%s",buff);
-
+ addrs[i]=bprintf("%s", buff);
+ DEBUG3("Set up a new address: %d, '%s'(%p)", i, addrs[i], addrs[i]);
+
/* Add it to the command line args */
curr+=sprintf(curr,"%s ",addrs[i]);
}
/* Add it to the command line args */
curr+=sprintf(curr,"%s ",addrs[i]);
}
/* parse the output and build a new backtrace */
e->bt_strings = xbt_new(char*,e->used);
/* parse the output and build a new backtrace */
e->bt_strings = xbt_new(char*,e->used);
fgets(line_func,1024,pipe);
line_func[strlen(line_func)-1]='\0';
fgets(line_pos,1024,pipe);
line_pos[strlen(line_pos)-1]='\0';
if (strcmp("??",line_func)) {
fgets(line_func,1024,pipe);
line_func[strlen(line_func)-1]='\0';
fgets(line_pos,1024,pipe);
line_pos[strlen(line_pos)-1]='\0';
if (strcmp("??",line_func)) {
e->bt_strings[i] = bprintf("** In %s() at %s (static symbol)", line_func,line_pos);
} else {
/* Damn. The symbol is in a dynamic library. Let's get wild */
e->bt_strings[i] = bprintf("** In %s() at %s (static symbol)", line_func,line_pos);
} else {
/* Damn. The symbol is in a dynamic library. Let's get wild */
DEBUG4("%#lx %s [%#lx-%#lx]",
addr, found? "in":"out of",first,last);
}
DEBUG4("%#lx %s [%#lx-%#lx]",
addr, found? "in":"out of",first,last);
}
+ if (!found) {
+ VERB0("Problem while reading the maps file. Following backtrace will be mangled.");
+ DEBUG1("No dynamic. Static symbol: %s", backtrace[i]);
+ e->bt_strings[i] = bprintf("** In ?? (%s)", backtrace[i]);
+ continue;
+ }
+
/* Ok, Found the offset of the maps line containing the searched symbol.
We now need to substract this from the address we got from backtrace.
*/
/* Ok, Found the offset of the maps line containing the searched symbol.
We now need to substract this from the address we got from backtrace.
*/
/* Here we go, fire an addr2line up */
subcmd = bprintf("%s -f -e %s %s",ADDR2LINE,p, addrs[i]);
/* Here we go, fire an addr2line up */
subcmd = bprintf("%s -f -e %s %s",ADDR2LINE,p, addrs[i]);
/* check whether the trick worked */
if (strcmp("??",line_func)) {
/* check whether the trick worked */
if (strcmp("??",line_func)) {
e->bt_strings[i] = bprintf("** In %s() at %s (dynamic symbol)", line_func,line_pos);
} else {
/* damn, nothing to do here. Let's print the raw address */
e->bt_strings[i] = bprintf("** In %s() at %s (dynamic symbol)", line_func,line_pos);
} else {
/* damn, nothing to do here. Let's print the raw address */
gras_os_myname(),gras_os_getpid(),
xbt_ex_catname(e->category), e->value, e->msg,
e->procname,thrower?thrower:" in this process");
gras_os_myname(),gras_os_getpid(),
xbt_ex_catname(e->category), e->value, e->msg,
e->procname,thrower?thrower:" in this process");
-ex_ctx_cb_t __xbt_ex_ctx = &__xbt_ex_ctx_default;
-ex_term_cb_t __xbt_ex_terminate = &__xbt_ex_terminate_default;
+ex_ctx_cb_t XBT_PUBLIC_DATA __xbt_ex_ctx = &__xbt_ex_ctx_default;
+ex_term_cb_t XBT_PUBLIC_DATA __xbt_ex_terminate = &__xbt_ex_terminate_default;
+