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Added set_levels_of_recursion to pretty printers

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Added help function to wesnoth_gdb for the pretty printers.

Usage from within gdb:

    python wesnoth_gdb.help()
This commit is contained in:
Thonsew 2011-09-16 19:30:08 +00:00
parent 64e01de038
commit 09268be31e
2 changed files with 115 additions and 23 deletions
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32
utils/gdb/wesnoth_gdb.py
View file

@ -10,25 +10,33 @@ python import os
python sys.path.append(os.path.abspath('utils/gdb/'))
python import wesnoth_gdb
#Get help with
python print wesnoth_gdb.__doc__
#Set expanded printing on
set print pretty on
#Hide static members
set print static-members off
"""
"""
Notes
You can interactively reload it in gdb with
python reload(wesnoth_gdb)
"""
__doc__="""
python reload(wesnoth_gdb) #Interactively reload wesnoth_gdb
python wesnoth.gdb.help() #Help message
python print wesnoth_gdb.__doc__ #Help message
python print wesnoth_gdb.set_levels_of_recursion( number ) #Sets the levels of recursion (default 1)
python print wesnoth_gdb.get_levels_of_recursion( ) #Gets the levels of recursion (default 1)
"""
import sys, gdb
def help():
print __doc__
#Force a reload, which is handy if you are interactively editting
if 'register_wesnoth_pretty_printers' in sys.modules:
reload (register_wesnoth_pretty_printers)
@ -40,8 +48,18 @@ if 'wesnoth_pretty_printers' in sys.modules:
else:
import wesnoth_pretty_printers
pretty_printers_dict = {}
pretty_printers_dict = wesnoth_pretty_printers.add_printers(pretty_printers_dict)
register_wesnoth_pretty_printers.register(pretty_printers_dict)
#options
#get/set the default
def get_levels_of_recursion():
return wesnoth_pretty_printers.RecursionManager.get_level()
def set_levels_of_recursion(num):
wesnoth_pretty_printers.RecursionManager.set_level(num)
return wesnoth_pretty_printers.RecursionManager.get_level()

106
utils/gdb/wesnoth_pretty_printers.py
View file

@ -7,6 +7,44 @@ import itertools
from wesnoth_type_tools import strip_type
class RecursionManager(object):
"""Keeps track of the levels of recrusion and whether expansion should happen or not """
default=1
curr=0
# @classmethod
# def __init__(cls, val):
# cls.default = val
# cls.curr=0;
@classmethod
def get_level(cls):
return cls.default
@classmethod
def set_level(cls, val):
if val >= 0 :
cls.curr=0;
cls.default = val
return cls.default
@classmethod
def should_display(cls) :
return cls.curr <= cls.default
@classmethod
def inc(cls):
cls.curr = cls.curr + 1
return cls.should_display()
@classmethod
def dec(cls):
if cls.curr > 0 :
cls.curr = cls.curr - 1
return cls.should_display()
#Printer for n_interned::t_interned
class T_InternedPrinter(object) :
"""Print a t_interned_token<T>"""
@ -72,15 +110,16 @@ class AttributeValuePrinter(object) :
def __init__(self, val) :
self.val = val
def to_string(self) :
# Get the type.
type = self.val.type
# Get the type name.
type = strip_type(self.val)
# Get the type.
self.type = strip_type(self.val)
attr = self.val.cast(type)
attr_type = attr['type_']
self.attr = self.val.cast(self.type)
self.attr_type = self.attr['type_']
def to_string(self) :
# return "attribute_value"
attr=self.attr
attr_type = self.attr_type
if attr_type == 0:
return ""
@ -96,7 +135,24 @@ class AttributeValuePrinter(object) :
return 't_string ' + ('%s' % attr['t_string_value_'])
return "attribute pretty printer found an unknown type"
# def children(self):
# attr=self.attr
# attr_type = self.attr_type
# if attr_type == 0:
# raise StopIteration
# elif attr_type == 1 :
# yield 'bool', attr['bool_value_']
# elif attr_type == 2 :
# yield 'int' , attr['int_value_']
# elif attr_type == 3 :
# yield 'double' , attr['double_value_']
# elif attr_type == 4 :
# yield 'token' ,attr['token_value_']
# else :
# yield 't_string' , attr['t_string_value_']
# raise StopIteration
def display_hint(self) :
#one of 'string' 'array' 'map'
return 'string'
@ -125,7 +181,7 @@ class BoostUnorderedMapPrinter(object) :
return self
def next(self):
if self.buckets == 0 :
if self.buckets == 0 or not RecursionManager.should_display() :
raise StopIteration
while not self.node:
self.current_bucket = self.current_bucket + 1
@ -141,8 +197,15 @@ class BoostUnorderedMapPrinter(object) :
def __init__(self, val):
self.val = val
self.buckets = val['table_']['buckets_']
self.descended = False;
def __del__(self) :
if self.descended :
RecursionManager.dec()
def children(self):
self.descended = True;
RecursionManager.inc()
return self._iterator(self.val)
def to_string(self):
@ -174,7 +237,8 @@ class BoostUnorderedMapIteratorPrinter(object):
def display_hint(self):
return 'string'
class ConfigPrinter(object) :
"""Print a config"""
@ -183,18 +247,28 @@ class ConfigPrinter(object) :
def to_string(self) :
return "config"
def children(self) :
#yield "invalid", self.val['invalid']
yield "values", self.val['values']
yield "children", self.val['children']
yield "ordered_children", self.val['ordered_children']
if RecursionManager.should_display() :
#yield "invalid", self.val['invalid']
yield "values", self.val['values']
yield "children", self.val['children']
RecursionManager.inc()
yield "ordered_children", self.val['ordered_children']
RecursionManager.dec()
else :
pass
# yield "values" , '...' #('%s' % self.val['values'].type)
# yield "children" , '...' #('%s' % self.val['children'].type)
# yield "ordered_children" , '...' #"std::vector<config::child_pos>"
def display_hint(self) :
#one of 'string' 'array' 'map'
return 'string'
# register the pretty-printers
def add_printers(pretty_printers_dict) :
pretty_printers_dict[re.compile ('^n_interned::t_interned_token.*$')] = T_InternedPrinter