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Diffstat (limited to 'solenv/gdb/boost/smart_ptr.py')
-rw-r--r-- | solenv/gdb/boost/smart_ptr.py | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/solenv/gdb/boost/smart_ptr.py b/solenv/gdb/boost/smart_ptr.py new file mode 100644 index 000000000..60d88278a --- /dev/null +++ b/solenv/gdb/boost/smart_ptr.py @@ -0,0 +1,76 @@ +# -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*- +# GDB pretty printers for Boost.Smart Ptr. +# +# Copyright (C) 2012 Red Hat, Inc., David Tardon <dtardon@redhat.com> +# +# This file is part of boost-gdb-printers. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +import gdb + +import boost.util.printing as printing + + +class SmartPtrPrinter: + """Prints smart pointers based on Boost.SmartPtr""" + + def __init__(self, typename, value): + self.typename = typename + self.value = value + + def to_string(self): + if self.value['px']: + print_object = gdb.parameter('print object') + value = self.value['px'].dereference() + if print_object: + dynamic_type = self.value['px'].dynamic_type + value = self.value['px'].cast(dynamic_type).dereference() + return "%s %s" % (self.typename, value) + else: + return "empty %s" % (self.typename) + +class WeakPtrPrinter: + """Prints boost::weak_ptr instances""" + + def __init__(self, typename, value): + self.typename = typename + self.value = value + + def to_string(self): + value = self.value['px'] + return "%s %s" % (self.typename, value) + +printer = None + +def build_pretty_printers(): + global printer + + if printer != None: + return + + printer = printing.Printer("boost.smart_ptr") + + printer.add('boost::shared_ptr', SmartPtrPrinter) + # printer.add('boost::shared_array', SmartPtrPrinter) + printer.add('boost::weak_ptr', WeakPtrPrinter) + printer.add('boost::scoped_ptr', SmartPtrPrinter) + # printer.add('boost::scoped_array', SmartPtrPrinter) + +def register_pretty_printers(obj): + printing.register_pretty_printer(printer, obj) + +build_pretty_printers() + +# vim:set filetype=python shiftwidth=4 softtabstop=4 expandtab: |