1# -*- python -*- 2# Copyright (C) 2009, 2010 Free Software Foundation, Inc. 3 4# This program is free software; you can redistribute it and/or modify 5# it under the terms of the GNU General Public License as published by 6# the Free Software Foundation; either version 3 of the License, or 7# (at your option) any later version. 8# 9# This program is distributed in the hope that it will be useful, 10# but WITHOUT ANY WARRANTY; without even the implied warranty of 11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12# GNU General Public License for more details. 13# 14# You should have received a copy of the GNU General Public License 15# along with this program. If not, see <http://www.gnu.org/licenses/>. 16 17import sys 18import gdb 19import os 20import os.path 21 22pythondir = '/opt/codesourcery/arm-none-eabi/share/gcc-4.6.1/python' 23libdir = '/opt/codesourcery/arm-none-eabi/lib/thumb2' 24 25# This file might be loaded when there is no current objfile. This 26# can happen if the user loads it manually. In this case we don't 27# update sys.path; instead we just hope the user managed to do that 28# beforehand. 29if gdb.current_objfile () is not None: 30 # Update module path. We want to find the relative path from libdir 31 # to pythondir, and then we want to apply that relative path to the 32 # directory holding the objfile with which this file is associated. 33 # This preserves relocatability of the gcc tree. 34 35 # Do a simple normalization that removes duplicate separators. 36 pythondir = os.path.normpath (pythondir) 37 libdir = os.path.normpath (libdir) 38 39 prefix = os.path.commonprefix ([libdir, pythondir]) 40 # In some bizarre configuration we might have found a match in the 41 # middle of a directory name. 42 if prefix[-1] != '/': 43 prefix = os.path.dirname (prefix) + '/' 44 45 # Strip off the prefix. 46 pythondir = pythondir[len (prefix):] 47 libdir = libdir[len (prefix):] 48 49 # Compute the ".."s needed to get from libdir to the prefix. 50 dotdots = ('..' + os.sep) * len (libdir.split (os.sep)) 51 52 objfile = gdb.current_objfile ().filename 53 dir_ = os.path.join (os.path.dirname (objfile), dotdots, pythondir) 54 55 if not dir_ in sys.path: 56 sys.path.insert(0, dir_) 57 58# Load the pretty-printers. 59from libstdcxx.v6.printers import register_libstdcxx_printers 60register_libstdcxx_printers (gdb.current_objfile ()) 61