From 8e5bc917659288a257d5de9827458039f5498ef5 Mon Sep 17 00:00:00 2001 From: Leonard Kugis Date: Tue, 23 Jan 2018 01:08:38 +0100 Subject: OpenGL rendering added, cleaned up paths --- Release/share/glib-2.0/gdb/glib.py | 257 ------------------------- Release/share/glib-2.0/gdb/glib_gdb.py | 261 ------------------------- Release/share/glib-2.0/gdb/gobject.py | 305 ------------------------------ Release/share/glib-2.0/gdb/gobject_gdb.py | 295 ----------------------------- 4 files changed, 1118 deletions(-) delete mode 100644 Release/share/glib-2.0/gdb/glib.py delete mode 100644 Release/share/glib-2.0/gdb/glib_gdb.py delete mode 100644 Release/share/glib-2.0/gdb/gobject.py delete mode 100644 Release/share/glib-2.0/gdb/gobject_gdb.py (limited to 'Release/share/glib-2.0/gdb') diff --git a/Release/share/glib-2.0/gdb/glib.py b/Release/share/glib-2.0/gdb/glib.py deleted file mode 100644 index de763ae..0000000 --- a/Release/share/glib-2.0/gdb/glib.py +++ /dev/null @@ -1,257 +0,0 @@ -import gdb - -# This is not quite right, as local vars may override symname -def read_global_var (symname): - return gdb.selected_frame().read_var(symname) - -def g_quark_to_string (quark): - if quark == None: - return None - quark = long(quark) - if quark == 0: - return None - try: - val = read_global_var ("quarks") - max_q = long(read_global_var ("quark_seq_id")) - except: - try: - val = read_global_var ("g_quarks") - max_q = long(read_global_var ("g_quark_seq_id")) - except: - return None; - if quark < max_q: - return val[quark].string() - return None - -# We override the node printers too, so that node->next is not expanded -class GListNodePrinter: - "Prints a GList node" - - def __init__ (self, val): - self.val = val - - def to_string (self): - return "{data=%s, next=0x%x, prev=0x%x}" % (str(self.val["data"]), long(self.val["next"]), long(self.val["prev"])) - -class GSListNodePrinter: - "Prints a GSList node" - - def __init__ (self, val): - self.val = val - - def to_string (self): - return "{data=%s, next=0x%x}" % (str(self.val["data"]), long(self.val["next"])) - -class GListPrinter: - "Prints a GList" - - class _iterator: - def __init__(self, head, listtype): - self.link = head - self.listtype = listtype - self.count = 0 - - def __iter__(self): - return self - - def next(self): - if self.link == 0: - raise StopIteration - data = self.link['data'] - self.link = self.link['next'] - count = self.count - self.count = self.count + 1 - return ('[%d]' % count, data) - - def __init__ (self, val, listtype): - self.val = val - self.listtype = listtype - - def children(self): - return self._iterator(self.val, self.listtype) - - def to_string (self): - return "0x%x" % (long(self.val)) - - def display_hint (self): - return "array" - -class GHashPrinter: - "Prints a GHashTable" - - class _iterator: - def __init__(self, ht, keys_are_strings): - self.ht = ht - if ht != 0: - self.keys = ht["keys"] - self.values = ht["values"] - self.hashes = ht["hashes"] - self.size = ht["size"] - self.pos = 0 - self.keys_are_strings = keys_are_strings - self.value = None - - def __iter__(self): - return self - - def next(self): - if self.ht == 0: - raise StopIteration - if self.value != None: - v = self.value - self.value = None - return v - while long(self.pos) < long(self.size): - self.pos = self.pos + 1 - if long (self.hashes[self.pos]) >= 2: - key = self.keys[self.pos] - val = self.values[self.pos] - - if self.keys_are_strings: - key = key.cast (gdb.lookup_type("char").pointer()) - - # Queue value for next result - self.value = ('[%dv]'% (self.pos), val) - - # Return key - return ('[%dk]'% (self.pos), key) - raise StopIteration - - def __init__ (self, val): - self.val = val - self.keys_are_strings = False - try: - string_hash = read_global_var ("g_str_hash") - except: - string_hash = None - if self.val != 0 and string_hash != None and self.val["hash_func"] == string_hash: - self.keys_are_strings = True - - def children(self): - return self._iterator(self.val, self.keys_are_strings) - - def to_string (self): - return "0x%x" % (long(self.val)) - - def display_hint (self): - return "map" - -def pretty_printer_lookup (val): - if is_g_type_instance (val): - return GTypePrettyPrinter (val) - -def pretty_printer_lookup (val): - # None yet, want things like hash table and list - - type = val.type.unqualified() - - # If it points to a reference, get the reference. - if type.code == gdb.TYPE_CODE_REF: - type = type.target () - - if type.code == gdb.TYPE_CODE_PTR: - type = type.target().unqualified() - t = str(type) - if t == "GList": - return GListPrinter(val, "GList") - if t == "GSList": - return GListPrinter(val, "GSList") - if t == "GHashTable": - return GHashPrinter(val) - else: - t = str(type) - if t == "GList": - return GListNodePrinter(val) - if t == "GSList *": - return GListPrinter(val, "GSList") - return None - -def register (obj): - if obj == None: - obj = gdb - - obj.pretty_printers.append(pretty_printer_lookup) - -class ForeachCommand (gdb.Command): - """Foreach on list""" - - def __init__ (self): - super (ForeachCommand, self).__init__ ("gforeach", - gdb.COMMAND_DATA, - gdb.COMPLETE_SYMBOL) - - def valid_name (self, name): - if not name[0].isalpha(): - return False - return True - - def parse_args (self, arg): - i = arg.find(" ") - if i <= 0: - raise Exception ("No var specified") - var = arg[:i] - if not self.valid_name(var): - raise Exception ("Invalid variable name") - - while i < len (arg) and arg[i].isspace(): - i = i + 1 - - if arg[i:i+2] != "in": - raise Exception ("Invalid syntax, missing in") - - i = i + 2 - - while i < len (arg) and arg[i].isspace(): - i = i + 1 - - colon = arg.find (":", i) - if colon == -1: - raise Exception ("Invalid syntax, missing colon") - - val = arg[i:colon] - - colon = colon + 1 - while colon < len (arg) and arg[colon].isspace(): - colon = colon + 1 - - command = arg[colon:] - - return (var, val, command) - - def do_iter(self, arg, item, command): - item = item.cast (gdb.lookup_type("void").pointer()) - item = long(item) - to_eval = "set $%s = (void *)0x%x\n"%(arg, item) - gdb.execute(to_eval) - gdb.execute(command) - - def slist_iterator (self, arg, container, command): - l = container.cast (gdb.lookup_type("GSList").pointer()) - while long(l) != 0: - self.do_iter (arg, l["data"], command) - l = l["next"] - - def list_iterator (self, arg, container, command): - l = container.cast (gdb.lookup_type("GList").pointer()) - while long(l) != 0: - self.do_iter (arg, l["data"], command) - l = l["next"] - - def pick_iterator (self, container): - t = container.type.unqualified() - if t.code == gdb.TYPE_CODE_PTR: - t = t.target().unqualified() - t = str(t) - if t == "GSList": - return self.slist_iterator - if t == "GList": - return self.list_iterator - raise Exception("Invalid container type %s"%(str(container.type))) - - def invoke (self, arg, from_tty): - (var, container, command) = self.parse_args(arg) - container = gdb.parse_and_eval (container) - func = self.pick_iterator(container) - func(var, container, command) - -ForeachCommand () diff --git a/Release/share/glib-2.0/gdb/glib_gdb.py b/Release/share/glib-2.0/gdb/glib_gdb.py deleted file mode 100644 index 38f101a..0000000 --- a/Release/share/glib-2.0/gdb/glib_gdb.py +++ /dev/null @@ -1,261 +0,0 @@ -import gdb -import sys - -if sys.version_info[0] >= 3: - long = int - -# This is not quite right, as local vars may override symname -def read_global_var (symname): - return gdb.selected_frame().read_var(symname) - -def g_quark_to_string (quark): - if quark == None: - return None - quark = long(quark) - if quark == 0: - return None - try: - val = read_global_var ("quarks") - max_q = long(read_global_var ("quark_seq_id")) - except: - try: - val = read_global_var ("g_quarks") - max_q = long(read_global_var ("g_quark_seq_id")) - except: - return None; - if quark < max_q: - return val[quark].string() - return None - -# We override the node printers too, so that node->next is not expanded -class GListNodePrinter: - "Prints a GList node" - - def __init__ (self, val): - self.val = val - - def to_string (self): - return "{data=%s, next=0x%x, prev=0x%x}" % (str(self.val["data"]), long(self.val["next"]), long(self.val["prev"])) - -class GSListNodePrinter: - "Prints a GSList node" - - def __init__ (self, val): - self.val = val - - def to_string (self): - return "{data=%s, next=0x%x}" % (str(self.val["data"]), long(self.val["next"])) - -class GListPrinter: - "Prints a GList" - - class _iterator: - def __init__(self, head, listtype): - self.link = head - self.listtype = listtype - self.count = 0 - - def __iter__(self): - return self - - def next(self): - if self.link == 0: - raise StopIteration - data = self.link['data'] - self.link = self.link['next'] - count = self.count - self.count = self.count + 1 - return ('[%d]' % count, data) - - __next__ = next - - def __init__ (self, val, listtype): - self.val = val - self.listtype = listtype - - def children(self): - return self._iterator(self.val, self.listtype) - - def to_string (self): - return "0x%x" % (long(self.val)) - - def display_hint (self): - return "array" - -class GHashPrinter: - "Prints a GHashTable" - - class _iterator: - def __init__(self, ht, keys_are_strings): - self.ht = ht - if ht != 0: - self.keys = ht["keys"] - self.values = ht["values"] - self.hashes = ht["hashes"] - self.size = ht["size"] - self.pos = 0 - self.keys_are_strings = keys_are_strings - self.value = None - - def __iter__(self): - return self - - def next(self): - if self.ht == 0: - raise StopIteration - if self.value != None: - v = self.value - self.value = None - return v - while long(self.pos) < long(self.size): - self.pos = self.pos + 1 - if long (self.hashes[self.pos]) >= 2: - key = self.keys[self.pos] - val = self.values[self.pos] - - if self.keys_are_strings: - key = key.cast (gdb.lookup_type("char").pointer()) - - # Queue value for next result - self.value = ('[%dv]'% (self.pos), val) - - # Return key - return ('[%dk]'% (self.pos), key) - raise StopIteration - - __next__ = next - - def __init__ (self, val): - self.val = val - self.keys_are_strings = False - try: - string_hash = read_global_var ("g_str_hash") - except: - string_hash = None - if self.val != 0 and string_hash != None and self.val["hash_func"] == string_hash: - self.keys_are_strings = True - - def children(self): - return self._iterator(self.val, self.keys_are_strings) - - def to_string (self): - return "0x%x" % (long(self.val)) - - def display_hint (self): - return "map" - -def pretty_printer_lookup (val): - # None yet, want things like hash table and list - - type = val.type.unqualified() - - # If it points to a reference, get the reference. - if type.code == gdb.TYPE_CODE_REF: - type = type.target () - - if type.code == gdb.TYPE_CODE_PTR: - type = type.target().unqualified() - t = str(type) - if t == "GList": - return GListPrinter(val, "GList") - if t == "GSList": - return GListPrinter(val, "GSList") - if t == "GHashTable": - return GHashPrinter(val) - else: - t = str(type) - if t == "GList": - return GListNodePrinter(val) - if t == "GSList *": - return GListPrinter(val, "GSList") - return None - -def register (obj): - if obj == None: - obj = gdb - - obj.pretty_printers.append(pretty_printer_lookup) - -class ForeachCommand (gdb.Command): - """Foreach on list""" - - def __init__ (self): - super (ForeachCommand, self).__init__ ("gforeach", - gdb.COMMAND_DATA, - gdb.COMPLETE_SYMBOL) - - def valid_name (self, name): - if not name[0].isalpha(): - return False - return True - - def parse_args (self, arg): - i = arg.find(" ") - if i <= 0: - raise Exception ("No var specified") - var = arg[:i] - if not self.valid_name(var): - raise Exception ("Invalid variable name") - - while i < len (arg) and arg[i].isspace(): - i = i + 1 - - if arg[i:i+2] != "in": - raise Exception ("Invalid syntax, missing in") - - i = i + 2 - - while i < len (arg) and arg[i].isspace(): - i = i + 1 - - colon = arg.find (":", i) - if colon == -1: - raise Exception ("Invalid syntax, missing colon") - - val = arg[i:colon] - - colon = colon + 1 - while colon < len (arg) and arg[colon].isspace(): - colon = colon + 1 - - command = arg[colon:] - - return (var, val, command) - - def do_iter(self, arg, item, command): - item = item.cast (gdb.lookup_type("void").pointer()) - item = long(item) - to_eval = "set $%s = (void *)0x%x\n"%(arg, item) - gdb.execute(to_eval) - gdb.execute(command) - - def slist_iterator (self, arg, container, command): - l = container.cast (gdb.lookup_type("GSList").pointer()) - while long(l) != 0: - self.do_iter (arg, l["data"], command) - l = l["next"] - - def list_iterator (self, arg, container, command): - l = container.cast (gdb.lookup_type("GList").pointer()) - while long(l) != 0: - self.do_iter (arg, l["data"], command) - l = l["next"] - - def pick_iterator (self, container): - t = container.type.unqualified() - if t.code == gdb.TYPE_CODE_PTR: - t = t.target().unqualified() - t = str(t) - if t == "GSList": - return self.slist_iterator - if t == "GList": - return self.list_iterator - raise Exception("Invalid container type %s"%(str(container.type))) - - def invoke (self, arg, from_tty): - (var, container, command) = self.parse_args(arg) - container = gdb.parse_and_eval (container) - func = self.pick_iterator(container) - func(var, container, command) - -ForeachCommand () diff --git a/Release/share/glib-2.0/gdb/gobject.py b/Release/share/glib-2.0/gdb/gobject.py deleted file mode 100644 index b96d150..0000000 --- a/Release/share/glib-2.0/gdb/gobject.py +++ /dev/null @@ -1,305 +0,0 @@ -import gdb -import glib -import gdb.backtrace -import gdb.command.backtrace - -# This is not quite right, as local vars may override symname -def read_global_var (symname): - return gdb.selected_frame().read_var(symname) - -def g_type_to_name (gtype): - def lookup_fundamental_type (typenode): - if typenode == 0: - return None - val = read_global_var ("static_fundamental_type_nodes") - if val == None: - return None - return val[typenode >> 2].address() - - gtype = long(gtype) - typenode = gtype - gtype % 4 - if typenode > (255 << 2): - typenode = gdb.Value(typenode).cast (gdb.lookup_type("TypeNode").pointer()) - else: - typenode = lookup_fundamental_type (typenode) - if typenode != None: - return glib.g_quark_to_string (typenode["qname"]) - return None - -def is_g_type_instance (val): - def is_g_type_instance_helper (type): - if str(type) == "GTypeInstance": - return True - - while type.code == gdb.TYPE_CODE_TYPEDEF: - type = type.target() - - if type.code != gdb.TYPE_CODE_STRUCT: - return False - - fields = type.fields() - if len (fields) < 1: - return False - - first_field = fields[0] - return is_g_type_instance_helper(first_field.type) - - type = val.type - if type.code != gdb.TYPE_CODE_PTR: - return False - type = type.target() - return is_g_type_instance_helper (type) - -def g_type_name_from_instance (instance): - if long(instance) != 0: - try: - inst = instance.cast (gdb.lookup_type("GTypeInstance").pointer()) - klass = inst["g_class"] - gtype = klass["g_type"] - name = g_type_to_name (gtype) - return name - except RuntimeError: - pass - return None - -class GTypePrettyPrinter: - "Prints a GType instance pointer" - - def __init__ (self, val): - self.val = val - - def to_string (self): - name = g_type_name_from_instance (self.val) - if name: - return ("0x%x [%s]")% (long(self.val), name) - return ("0x%x") % (long(self.val)) - -def pretty_printer_lookup (val): - if is_g_type_instance (val): - return GTypePrettyPrinter (val) - - return None - -def get_signal_name (id): - if id == None: - return None - id = long(id) - if id == 0: - return None - val = read_global_var ("g_signal_nodes") - max_s = read_global_var ("g_n_signal_nodes") - max_s = long(max_s) - if id < max_s: - return val[id]["name"].string() - return None - -class GFrameWrapper: - def __init__ (self, frame): - self.frame = frame; - - def name (self): - name = self.frame.name() - if name and name.startswith("IA__"): - return name[4:] - return name - - def __getattr__ (self, name): - return getattr (self.frame, name) - -# Monkey patch FrameWrapper to avoid IA__ in symbol names -old__init__ = gdb.command.backtrace.FrameWrapper.__init__ -def monkey_patched_init(self, frame): - name = frame.name() - if name and name.startswith("IA__"): - frame = GFrameWrapper(frame) - old__init__(self,frame) -gdb.command.backtrace.FrameWrapper.__init__ = monkey_patched_init - -class DummyFrame: - def __init__ (self, frame): - self.frame = frame - - def name (self): - return "signal-emission-dummy" - - def describe (self, stream, full): - stream.write (" <...>\n") - - def __getattr__ (self, name): - return getattr (self.frame, name) - -class SignalFrame: - def __init__ (self, frames): - self.frame = frames[-1] - self.frames = frames; - - def name (self): - return "signal-emission" - - def read_var (self, frame, name, array = None): - try: - v = frame.read_var (name) - if v == None or v.is_optimized_out: - return None - if array != None: - array.append (v) - return v - except ValueError: - return None - - def read_object (self, frame, name, array = None): - try: - v = frame.read_var (name) - if v == None or v.is_optimized_out: - return None - v = v.cast (gdb.lookup_type("GObject").pointer()) - # Ensure this is a somewhat correct object pointer - if v != None and g_type_name_from_instance (v): - if array != None: - array.append (v) - return v - return None - except ValueError: - return None - - def append (self, array, obj): - if obj != None: - array.append (obj) - - def or_join_array (self, array): - if len(array) == 0: - return "???" - - v = {} - for i in range(len(array)): - v[str(array[i])] = 1 - array = v.keys() - s = array[0] - for i in range(1, len(array)): - s = s + " or %s"%array[i] - - return s - - def describe (self, stream, full): - instances = [] - signals = [] - - for frame in self.frames: - name = frame.name() - if name == "signal_emit_unlocked_R": - self.read_object (frame, "instance", instances) - node = self.read_var (frame, "node") - if node: - signal = node["name"].string() - detail = self.read_var (frame, "detail") - detail = glib.g_quark_to_string (detail) - if detail != None: - signal = signal + ":" + detail - self.append (signals, signal) - - if name == "g_signal_emitv": - instance_and_params = self.read_var (frame, "instance_and_params") - if instance_and_params: - instance = instance_and_params[0]["v_pointer"].cast (gdb.Type("GObject").pointer()) - self.append (instances, instance) - id = self.read_var (frame, "signal_id") - signal = get_signal_name (id) - if signal: - detail = self.read_var (frame, "detail") - detail = glib.g_quark_to_string (detail) - if detail != None: - signal = signal + ":" + detail - self.append (signals, signal) - - if name == "g_signal_emit_valist" or name == "g_signal_emit": - self.read_object (frame, "instance", instances) - id = self.read_var (frame, "signal_id") - signal = get_signal_name (id) - if signal: - detail = self.read_var (frame, "detail") - detail = glib.g_quark_to_string (detail) - if detail != None: - signal = signal + ":" + detail - self.append (signals, signal) - - if name == "g_signal_emit_by_name": - self.read_object (frame, "instance", instances) - self.read_var (frame, "detailed_signal", signals) - break - - instance = self.or_join_array (instances) - signal = self.or_join_array (signals) - - stream.write (" \n" % (signal, instance)) - - def __getattr__ (self, name): - return getattr (self.frame, name) - -class GFrameFilter: - def __init__ (self, iter): - self.queue = [] - self.iter = iter - - def __iter__ (self): - return self - - def fill (self): - while len(self.queue) <= 6: - try: - f = self.iter.next () - self.queue.append (f) - except StopIteration: - return - - def find_signal_emission (self): - for i in range (min (len(self.queue), 3)): - if self.queue[i].name() == "signal_emit_unlocked_R": - return i - return -1 - - def next (self): - # Ensure we have enough frames for a full signal emission - self.fill() - - # Are we at the end? - if len(self.queue) == 0: - raise StopIteration - - emission = self.find_signal_emission () - if emission > 0: - start = emission - while True: - if start == 0: - break - prev_name = self.queue[start-1].name() - if prev_name.find("_marshal_") or prev_name == "g_closure_invoke": - start = start - 1 - else: - break - end = emission + 1 - while end < len(self.queue): - if self.queue[end].name() in ["g_signal_emitv", - "g_signal_emit_valist", - "g_signal_emit", - "g_signal_emit_by_name"]: - end = end + 1 - else: - break - - signal_frames = self.queue[start:end] - new_frames = [] - for i in range(len(signal_frames)-1): - new_frames.append(DummyFrame(signal_frames[i])) - new_frames.append(SignalFrame(signal_frames)) - - self.queue[start:end] = new_frames - - return self.queue.pop(0) - - -def register (obj): - if obj == None: - obj = gdb - - gdb.backtrace.push_frame_filter (GFrameFilter) - obj.pretty_printers.append(pretty_printer_lookup) diff --git a/Release/share/glib-2.0/gdb/gobject_gdb.py b/Release/share/glib-2.0/gdb/gobject_gdb.py deleted file mode 100644 index 8c30220..0000000 --- a/Release/share/glib-2.0/gdb/gobject_gdb.py +++ /dev/null @@ -1,295 +0,0 @@ -import os.path -import gdb -import glib_gdb -import sys - -if sys.version_info[0] >= 3: - long = int -else: - import itertools - map = itertools.imap - -# FrameDecorator is new in gdb 7.7, so we adapt to its absence. -try: - import gdb.FrameDecorator - HAVE_GDB_FRAMEDECORATOR = True - FrameDecorator = gdb.FrameDecorator.FrameDecorator -except ImportError: - HAVE_GDB_FRAMEDECORATOR = False - -# This is not quite right, as local vars may override symname -def read_global_var (symname): - return gdb.selected_frame().read_var(symname) - -def g_type_to_name (gtype): - def lookup_fundamental_type (typenode): - if typenode == 0: - return None - val = read_global_var ("static_fundamental_type_nodes") - if val == None: - return None - return val[typenode >> 2].address() - - gtype = long(gtype) - typenode = gtype - gtype % 4 - if typenode > (255 << 2): - typenode = gdb.Value(typenode).cast (gdb.lookup_type("TypeNode").pointer()) - else: - typenode = lookup_fundamental_type (typenode) - if typenode != None: - return glib_gdb.g_quark_to_string (typenode["qname"]) - return None - -def is_g_type_instance (val): - def is_g_type_instance_helper (type): - if str(type) == "GTypeInstance": - return True - - while type.code == gdb.TYPE_CODE_TYPEDEF: - type = type.target() - - if type.code != gdb.TYPE_CODE_STRUCT: - return False - - fields = type.fields() - if len (fields) < 1: - return False - - first_field = fields[0] - return is_g_type_instance_helper(first_field.type) - - type = val.type - if type.code != gdb.TYPE_CODE_PTR: - return False - type = type.target() - return is_g_type_instance_helper (type) - -def g_type_name_from_instance (instance): - if long(instance) != 0: - try: - inst = instance.cast (gdb.lookup_type("GTypeInstance").pointer()) - klass = inst["g_class"] - gtype = klass["g_type"] - name = g_type_to_name (gtype) - return name - except RuntimeError: - pass - return None - -class GTypePrettyPrinter: - "Prints a GType instance pointer" - - def __init__ (self, val): - self.val = val - - def to_string (self): - name = g_type_name_from_instance (self.val) - if name: - return ("0x%x [%s]")% (long(self.val), name) - return ("0x%x") % (long(self.val)) - -def pretty_printer_lookup (val): - if is_g_type_instance (val): - return GTypePrettyPrinter (val) - - return None - -def get_signal_name (id): - if id == None: - return None - id = long(id) - if id == 0: - return None - val = read_global_var ("g_signal_nodes") - max_s = read_global_var ("g_n_signal_nodes") - max_s = long(max_s) - if id < max_s: - return val[id]["name"].string() - return None - -def frame_name(frame): - return str(frame.function()) - -def frame_var(frame, var): - return frame.inferior_frame().read_var(var) - - -class SignalFrame(FrameDecorator): - def __init__ (self, frames): - FrameDecorator.__init__(self, frames[-1]) - self.frame = frames[-1] - self.frames = frames - - def name (self): - return "signal-emission" - - def read_var (self, frame, name, array = None): - try: - v = frame_var (frame, name) - if v == None or v.is_optimized_out: - return None - if array != None: - array.append (v) - return v - except ValueError: - return None - - def read_object (self, frame, name, array = None): - try: - v = frame_var (frame, name) - if v == None or v.is_optimized_out: - return None - v = v.cast (gdb.lookup_type("GObject").pointer()) - # Ensure this is a somewhat correct object pointer - if v != None and g_type_name_from_instance (v): - if array != None: - array.append (v) - return v - return None - except ValueError: - return None - - def append (self, array, obj): - if obj != None: - array.append (obj) - - def or_join_array (self, array): - if len(array) == 0: - return "???" - else: - return ' or '.join(set(map(str, array))) - - def get_detailed_signal_from_frame(self, frame, signal): - detail = self.read_var (frame, "detail") - detail = glib_gdb.g_quark_to_string (detail) - if detail is not None: - return signal + ":" + detail - else: - return detail - - def function (self): - instances = [] - signals = [] - - for frame in self.frames: - name = frame_name(frame) - if name == "signal_emit_unlocked_R": - self.read_object (frame, "instance", instances) - node = self.read_var (frame, "node") - if node: - signal = node["name"].string() - signal = self.get_detailed_signal_from_frame(frame, signal) - self.append(signals, signal) - - if name == "g_signal_emitv": - instance_and_params = self.read_var (frame, "instance_and_params") - if instance_and_params: - instance = instance_and_params[0]["v_pointer"].cast (gdb.Type("GObject").pointer()) - self.append (instances, instance) - id = self.read_var (frame, "signal_id") - signal = get_signal_name (id) - if signal: - signal = self.get_detailed_signal_from_frame(frame, signal) - self.append (signals, signal) - - if name == "g_signal_emit_valist" or name == "g_signal_emit": - self.read_object (frame, "instance", instances) - id = self.read_var (frame, "signal_id") - signal = get_signal_name (id) - if signal: - signal = self.get_detailed_signal_from_frame(frame, signal) - self.append (signals, signal) - - if name == "g_signal_emit_by_name": - self.read_object (frame, "instance", instances) - self.read_var (frame, "detailed_signal", signals) - break - - instance = self.or_join_array (instances) - signal = self.or_join_array (signals) - - return "" % (signal, instance) - - def elided (self): - return self.frames[0:-1] - - def describe (self, stream, full): - stream.write (" " + self.function () + "\n") - -class GFrameDecorator: - def __init__ (self, iter): - self.queue = [] - self.iter = iter - - def __iter__ (self): - return self - - def fill (self): - while len(self.queue) <= 8: - try: - f = next(self.iter) - self.queue.append (f) - except StopIteration: - return - - def find_signal_emission (self): - for i in range (min (len(self.queue), 3)): - if frame_name(self.queue[i]) == "signal_emit_unlocked_R": - return i - return -1 - - def next (self): - # Ensure we have enough frames for a full signal emission - self.fill() - - # Are we at the end? - if len(self.queue) == 0: - raise StopIteration - - emission = self.find_signal_emission () - if emission > 0: - start = emission - while True: - if start == 0: - break - prev_name = frame_name(self.queue[start-1]) - if prev_name.find("_marshal_") >= 0 or prev_name == "g_closure_invoke": - start = start - 1 - else: - break - end = emission + 1 - while end < len(self.queue): - if frame_name(self.queue[end]) in ["g_signal_emitv", - "g_signal_emit_valist", - "g_signal_emit", - "g_signal_emit_by_name", - "_g_closure_invoke_va"]: - end = end + 1 - else: - break - - signal_frames = self.queue[start:end] - new_frames = [SignalFrame(signal_frames)] - self.queue[start:end] = new_frames - - return self.queue.pop(0) - - def __next__ (self): - return self.next() - -class GFrameFilter(object): - name = 'glib' - enabled = True - priority = 100 - - def filter(self, iterator): - return GFrameDecorator(iterator) - -def register (obj): - if obj == None: - obj = gdb - - if HAVE_GDB_FRAMEDECORATOR: - filter = GFrameFilter() - obj.frame_filters[filter.name] = filter - obj.pretty_printers.append(pretty_printer_lookup) -- cgit v1.2.1