int thread_rebuild_python_list(ThreadObject *thread)
{
struct btp_frame *newlinkedlist = btp_frame_dup(thread->thread->frames, true);
if (thread_free_frame_python_list(thread) < 0)
{
struct btp_frame *next;
while (newlinkedlist)
{
next = newlinkedlist->next;
btp_frame_free(newlinkedlist);
newlinkedlist = next;
}
return -1;
}
/* linked list */
thread->thread->frames = newlinkedlist;
/* python list */
thread->frames = frame_linked_list_to_python_list(thread->thread);
if (!thread->frames)
{
struct btp_frame *next;
while (newlinkedlist)
{
next = newlinkedlist->next;
btp_frame_free(newlinkedlist);
newlinkedlist = next;
}
return -1;
}
return 0;
}
/* methods */
PyObject *p_btp_frame_dup(PyObject *self, PyObject *args)
{
FrameObject *this = (FrameObject *)self;
FrameObject *fo = (FrameObject *)PyObject_New(FrameObject, &FrameTypeObject);
if (!fo)
return PyErr_NoMemory();
fo->frame = btp_frame_dup(this->frame, false);
return (PyObject *)fo;
}
struct btp_backtrace *
btp_backtrace_dup(struct btp_backtrace *backtrace)
{
struct btp_backtrace *result = btp_backtrace_new();
memcpy(result, backtrace, sizeof(struct btp_backtrace));
if (backtrace->crash)
result->crash = btp_frame_dup(backtrace->crash, false);
if (backtrace->threads)
result->threads = btp_thread_dup(backtrace->threads, true);
if (backtrace->libs)
result->libs = btp_sharedlib_dup(backtrace->libs, true);
return result;
}
struct btp_frame *
btp_backtrace_get_crash_frame(struct btp_backtrace *backtrace)
{
backtrace = btp_backtrace_dup(backtrace);
struct btp_thread *crash_thread = btp_backtrace_find_crash_thread(backtrace);
if (!crash_thread)
{
btp_backtrace_free(backtrace);
return NULL;
}
btp_normalize_backtrace(backtrace);
struct btp_frame *crash_frame = crash_thread->frames;
crash_frame = btp_frame_dup(crash_frame, false);
btp_backtrace_free(backtrace);
return crash_frame;
}
struct btp_thread *
btp_thread_dup(struct btp_thread *thread, bool siblings)
{
struct btp_thread *result = btp_thread_new();
memcpy(result, thread, sizeof(struct btp_thread));
/* Handle siblings. */
if (siblings)
{
if (result->next)
result->next = btp_thread_dup(result->next, true);
}
else
result->next = NULL; /* Do not copy that. */
result->frames = btp_frame_dup(result->frames, true);
return result;
}
