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# Copyright (C) 2010-2013 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 traceback
import os
import sys
import _gdb
if sys.version_info[0] > 2:
# Python 3 moved "reload"
from imp import reload
from _gdb import *
class _GdbFile (object):
# These two are needed in Python 3
encoding = "UTF-8"
errors = "strict"
def close(self):
# Do nothing.
return None
def isatty(self):
return False
def writelines(self, iterable):
for line in iterable:
self.write(line)
def flush(self):
flush()
class GdbOutputFile (_GdbFile):
def write(self, s):
write(s, stream=STDOUT)
sys.stdout = GdbOutputFile()
class GdbOutputErrorFile (_GdbFile):
def write(self, s):
write(s, stream=STDERR)
sys.stderr = GdbOutputErrorFile()
# Default prompt hook does nothing.
prompt_hook = None
# Ensure that sys.argv is set to something.
# We do not use PySys_SetArgvEx because it did not appear until 2.6.6.
sys.argv = ['']
# Initial pretty printers.
pretty_printers = []
# Initial type printers.
type_printers = []
# Convenience variable to GDB's python directory
PYTHONDIR = os.path.dirname(os.path.dirname(__file__))
# Auto-load all functions/commands.
# Packages to auto-load.
packages = [
'function',
'command'
]
# pkgutil.iter_modules is not available prior to Python 2.6. Instead,
# manually iterate the list, collating the Python files in each module
# path. Construct the module name, and import.
def auto_load_packages():
for package in packages:
location = os.path.join(os.path.dirname(__file__), package)
if os.path.exists(location):
py_files = filter(lambda x: x.endswith('.py')
and x != '__init__.py',
os.listdir(location))
for py_file in py_files:
# Construct from foo.py, gdb.module.foo
modname = "%s.%s.%s" % ( __name__, package, py_file[:-3] )
try:
if modname in sys.modules:
# reload modules with duplicate names
reload(__import__(modname))
else:
__import__(modname)
except:
sys.stderr.write (traceback.format_exc() + "\n")
auto_load_packages()
def GdbSetPythonDirectory(dir):
"""Update sys.path, reload gdb and auto-load packages."""
global PYTHONDIR
try:
sys.path.remove(PYTHONDIR)
except ValueError:
pass
sys.path.insert(0, dir)
PYTHONDIR = dir
# note that reload overwrites the gdb module without deleting existing
# attributes
reload(__import__(__name__))
auto_load_packages()
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