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* win32-nat.c (handle_exception): Treat win32 routines which check for valid

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addresses as "special" and don't stop when a SEGV is detected.
(get_child_debug_event): Properly flag exception as unhandled.
This commit is contained in:
Christopher Faylor 2005-03-27 05:21:12 +00:00
parent f3fb768d95
commit 8da8e0b3f3
3 changed files with 26 additions and 0 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2005-03-27 Christopher Faylor <cgf@timesys.com>
* win32-nat.c (handle_exception): Treat win32 routines which check for
valid addresses as "special" and don't stop when a SEGV is detected.
(get_child_debug_event): Properly flag exception as unhandled.
2005-03-26 Daniel Jacobowitz <dan@codesourcery.com>
* cp-support.c (cp_class_name_from_physname): Rewrite.

10
gdb/win32-nat.c
View file

@ -1077,6 +1077,14 @@ handle_exception (struct target_waitstatus *ourstatus)
case EXCEPTION_ACCESS_VIOLATION:
DEBUG_EXCEPTION_SIMPLE ("EXCEPTION_ACCESS_VIOLATION");
ourstatus->value.sig = TARGET_SIGNAL_SEGV;
{
char *fn;
if (find_pc_partial_function ((CORE_ADDR) current_event.u.Exception
.ExceptionRecord.ExceptionAddress,
&fn, NULL, NULL)
&& strncmp (fn, "KERNEL32!IsBad", strlen ("KERNEL32!IsBad")) == 0)
return 0;
}
break;
case STATUS_STACK_OVERFLOW:
DEBUG_EXCEPTION_SIMPLE ("STATUS_STACK_OVERFLOW");
@ -1360,6 +1368,8 @@ get_child_debug_event (int pid, struct target_waitstatus *ourstatus)
break;
if (handle_exception (ourstatus))
retval = current_event.dwThreadId;
else
continue_status = DBG_EXCEPTION_NOT_HANDLED;
break;
case OUTPUT_DEBUG_STRING_EVENT: /* message from the kernel */

10
gdb/windows-nat.c
View file

@ -1077,6 +1077,14 @@ handle_exception (struct target_waitstatus *ourstatus)
case EXCEPTION_ACCESS_VIOLATION:
DEBUG_EXCEPTION_SIMPLE ("EXCEPTION_ACCESS_VIOLATION");
ourstatus->value.sig = TARGET_SIGNAL_SEGV;
{
char *fn;
if (find_pc_partial_function ((CORE_ADDR) current_event.u.Exception
.ExceptionRecord.ExceptionAddress,
&fn, NULL, NULL)
&& strncmp (fn, "KERNEL32!IsBad", strlen ("KERNEL32!IsBad")) == 0)
return 0;
}
break;
case STATUS_STACK_OVERFLOW:
DEBUG_EXCEPTION_SIMPLE ("STATUS_STACK_OVERFLOW");
@ -1360,6 +1368,8 @@ get_child_debug_event (int pid, struct target_waitstatus *ourstatus)
break;
if (handle_exception (ourstatus))
retval = current_event.dwThreadId;
else
continue_status = DBG_EXCEPTION_NOT_HANDLED;
break;
case OUTPUT_DEBUG_STRING_EVENT: /* message from the kernel */