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Diffstat (limited to 'share/gdb/python/gdb/FrameIterator.py')
-rw-r--r-- | share/gdb/python/gdb/FrameIterator.py | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/share/gdb/python/gdb/FrameIterator.py b/share/gdb/python/gdb/FrameIterator.py new file mode 100644 index 0000000..c99a91e --- /dev/null +++ b/share/gdb/python/gdb/FrameIterator.py @@ -0,0 +1,51 @@ +# Copyright (C) 2013-2014 Free Software Foundation, Inc. + +# 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 itertools + +class FrameIterator(object): + """A gdb.Frame iterator. Iterates over gdb.Frames or objects that + conform to that interface.""" + + def __init__(self, frame_obj): + """Initialize a FrameIterator. + + Arguments: + frame_obj the starting frame.""" + + super(FrameIterator, self).__init__() + self.frame = frame_obj + + def __iter__(self): + return self + + def next(self): + """next implementation. + + Returns: + The next oldest frame.""" + + result = self.frame + if result is None: + raise StopIteration + self.frame = result.older() + return result + + # Python 3.x requires __next__(self) while Python 2.x requires + # next(self). Define next(self), and for Python 3.x create this + # wrapper. + def __next__(self): + return self.next() |