/usr/share/librevenge/python/util/printing.py is in librevenge-0.0-0 0.0.4-6ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 | # -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*-
# librevenge
# Version: MPL 2.0 / LGPLv2.1+
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# Alternatively, the contents of this file may be used under the terms
# of the GNU Lesser General Public License Version 2.1 or later
# (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are
# applicable instead of those above.
#
# Printer interface adaptor.
from collections import Mapping
import gdb
import re
from six import iteritems
from librevenge.util.compatibility import use_gdb_printing
class SimplePrinter(object):
def __init__(self, name, function):
self.name = name
self.function = function
self.enabled = True
def invoke(self, val):
if not self.enabled:
return None
return self.function(self.name, val)
class NameLookup(Mapping):
def __init__(self):
self.map = {}
self.name_regex = re.compile('^([\w:]+)(<.*>)?')
def add(self, name, printer):
self.map[name] = printer
def __len__(self):
return len(self.map)
def __getitem__(self, type):
typename = self._basic_type(type)
if typename and typename in self.map:
return self.map[typename]
return None
def __iter__(self):
return self.map
def _basic_type(self, type):
basic_type = self.basic_type(type)
if basic_type:
match = self.name_regex.match(basic_type)
if match:
return match.group(1)
return None
@staticmethod
def basic_type(type):
if type.code == gdb.TYPE_CODE_REF:
type = type.target()
type = type.unqualified().strip_typedefs()
return type.tag
class FunctionLookup(Mapping):
def __init__(self):
self.map = {}
def add(self, test, printer):
self.map[test] = printer
def __len__(self):
return len(self.map)
def __getitem__(self, type):
for (test, printer) in iteritems(self.map):
if test(type):
return printer
return None
def __iter__(self):
return self.map
class Printer(object):
def __init__(self, name):
self.name = name
self.subprinters = []
self.name_lookup = NameLookup()
self.func_lookup = FunctionLookup()
self.enabled = True
def add(self, name, function, lookup = None):
printer = SimplePrinter(name, function)
self.subprinters.append(printer)
if not lookup:
self.name_lookup.add(name, printer)
else:
self.func_lookup.add(lookup, printer)
def __call__(self, val):
printer = self.name_lookup[val.type]
if not printer:
printer = self.func_lookup[val.type]
if printer:
return printer.invoke(val)
return None
def register_pretty_printer(printer, obj):
'''Registers printer with objfile'''
if use_gdb_printing:
gdb.printing.register_pretty_printer(obj, printer)
else:
if obj is None:
obj = gdb
obj.pretty_printers.append(printer)
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