| Current File : //usr/share/gdb/python/gdb/function/in_scope.py |
# In-scope function.
# Copyright (C) 2008 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
class InScope (gdb.Function):
"""Return True if all the given variables or macros are in scope.
Takes one argument for each variable name to be checked."""
def __init__ (self):
super (InScope, self).__init__ ("in_scope")
def invoke (self, *vars):
if len (vars) == 0:
raise TypeError, "in_scope takes at least one argument"
# gdb.Value isn't hashable so it can't be put in a map.
# Convert to string first.
wanted = set (map (lambda x: x.string (), vars))
found = set ()
block = gdb.selected_frame ().block ()
while block:
for sym in block:
if (sym.is_argument or sym.is_constant
or sym.is_function or sym.is_variable):
if sym.name in wanted:
found.add (sym.name)
block = block.superblock
return wanted == found
InScope ()