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# RTEMS Tools Project (http://www.rtems.org/)
# All rights reserved.
#
# This file is part of the RTEMS Tools package in 'rtems-tools'.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
#
# RTEMS Supercore pretty printers for GDB
#
import objects
import itertools
import threads
class id:
"""Print an object given the ID. Print using the struct display hint and an
iterator."""
class iterator:
"""Use an iterator for each field expanded from the id so GDB output
is formatted correctly."""
def __init__(self, id):
self.id = id
self.count = 0
def __iter__(self):
return self
def next(self):
self.count += 1
if self.count == 1:
return int(self.id.value())
elif self.count == 2:
return self.id.node()
elif self.count == 3:
return self.id.api()
elif self.count == 4:
return self.id._class()
elif self.count == 5:
return self.id.index()
raise StopIteration
def __init__(self, id):
self.id = objects.ident(id)
def to_string(self):
return ''
@staticmethod
def key(i):
if i == 0:
return 'id'
elif i == 1:
return 'node'
elif i == 2:
return 'api'
elif i == 3:
return 'class'
elif i == 4:
return 'index'
return 'bad'
def children(self):
counter = itertools.imap (self.key, itertools.count())
return itertools.izip (counter, self.iterator(self.id))
def display_hint (self):
return 'struct'
class name:
"""Pretty printer for an object's name. It has to guess the type as no
information is available to help determine it."""
def __init__(self, nameval):
self.name = objects.name(nameval)
def to_string(self):
return str(self.name)
class control:
class iterator:
"""Use an iterator for each field expanded from the id so GDB output
is formatted correctly."""
def __init__(self, object):
self.object = object
self.count = 0
def __iter__(self):
return self
def next(self):
self.count += 1
if self.count == 1:
return self.object.node()
elif self.count == 2:
return self.object.id()
elif self.count == 3:
return self.object.name()
raise StopIteration
def to_string(self):
return ''
def __init__(self, object):
self.object = objects.control(object)
@staticmethod
def key(i):
if i == 0:
return 'Node'
elif i == 1:
return 'id'
elif i == 2:
return 'name'
return 'bad'
def children(self):
counter = itertools.imap (self.key, itertools.count())
return itertools.izip (counter, self.iterator(self.object))
def display_hint (self):
return 'struct'
class state:
def __init__(self, state):
self.state = threads.state(state)
def to_string(self):
return self.state.to_string()
class chains:
def __init__(self,chain):
self.chain = chains.control(chain)
def to_string(self):
return "First:"+str(self.chain.first())+"\n Last:"+str(self.chain.last())
class node:
def __init__(self, node):
self.node = chains.node(node)
def to_string(self):
return "Node: "+str(self.node)+" Next: "+str(self.node.next())+" Prev: "+str(self.node.previous())
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