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      1       1.1  mrg # -*- python -*-
      2  1.1.1.12  mrg # Copyright (C) 2009-2024 Free Software Foundation, Inc.
      3       1.1  mrg 
      4       1.1  mrg # This program is free software; you can redistribute it and/or modify
      5       1.1  mrg # it under the terms of the GNU General Public License as published by
      6       1.1  mrg # the Free Software Foundation; either version 3 of the License, or
      7       1.1  mrg # (at your option) any later version.
      8       1.1  mrg #
      9       1.1  mrg # This program is distributed in the hope that it will be useful,
     10       1.1  mrg # but WITHOUT ANY WARRANTY; without even the implied warranty of
     11       1.1  mrg # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     12       1.1  mrg # GNU General Public License for more details.
     13       1.1  mrg #
     14       1.1  mrg # You should have received a copy of the GNU General Public License
     15       1.1  mrg # along with this program.  If not, see <http://www.gnu.org/licenses/>.
     16       1.1  mrg 
     17       1.1  mrg import sys
     18       1.1  mrg import gdb
     19       1.1  mrg import os
     20       1.1  mrg import os.path
     21       1.1  mrg 
     22       1.1  mrg pythondir = '@pythondir@'
     23       1.1  mrg libdir = '@toolexeclibdir@'
     24       1.1  mrg 
     25       1.1  mrg # This file might be loaded when there is no current objfile.  This
     26       1.1  mrg # can happen if the user loads it manually.  In this case we don't
     27       1.1  mrg # update sys.path; instead we just hope the user managed to do that
     28       1.1  mrg # beforehand.
     29       1.1  mrg if gdb.current_objfile () is not None:
     30       1.1  mrg     # Update module path.  We want to find the relative path from libdir
     31       1.1  mrg     # to pythondir, and then we want to apply that relative path to the
     32       1.1  mrg     # directory holding the objfile with which this file is associated.
     33       1.1  mrg     # This preserves relocatability of the gcc tree.
     34       1.1  mrg 
     35       1.1  mrg     # Do a simple normalization that removes duplicate separators.
     36       1.1  mrg     pythondir = os.path.normpath (pythondir)
     37       1.1  mrg     libdir = os.path.normpath (libdir)
     38       1.1  mrg 
     39       1.1  mrg     prefix = os.path.commonprefix ([libdir, pythondir])
     40       1.1  mrg     # In some bizarre configuration we might have found a match in the
     41       1.1  mrg     # middle of a directory name.
     42       1.1  mrg     if prefix[-1] != '/':
     43       1.1  mrg         prefix = os.path.dirname (prefix) + '/'
     44       1.1  mrg 
     45       1.1  mrg     # Strip off the prefix.
     46       1.1  mrg     pythondir = pythondir[len (prefix):]
     47       1.1  mrg     libdir = libdir[len (prefix):]
     48       1.1  mrg 
     49       1.1  mrg     # Compute the ".."s needed to get from libdir to the prefix.
     50       1.1  mrg     dotdots = ('..' + os.sep) * len (libdir.split (os.sep))
     51       1.1  mrg 
     52       1.1  mrg     objfile = gdb.current_objfile ().filename
     53   1.1.1.2  mrg     dir_ = os.path.join (os.path.dirname (objfile), dotdots, pythondir)
     54       1.1  mrg 
     55   1.1.1.2  mrg     if not dir_ in sys.path:
     56   1.1.1.2  mrg         sys.path.insert(0, dir_)
     57       1.1  mrg 
     58   1.1.1.3  mrg # Call a function as a plain import would not execute body of the included file
     59   1.1.1.3  mrg # on repeated reloads of this object file.
     60   1.1.1.3  mrg from libstdcxx.v6 import register_libstdcxx_printers
     61   1.1.1.3  mrg register_libstdcxx_printers(gdb.current_objfile())
     62