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-rw-r--r--Release/share/glib-2.0/gdb/gobject.py305
1 files changed, 0 insertions, 305 deletions
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 (" <emit signal %s on instance %s>\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)
generated by cgit v1.2.1 (git 2.18.0) at 2024-09-19 23:22:18 +0000