gecko-dev/toolkit/library/libxul.so-gdb.py

41 строка
1.3 KiB
Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
""" GDB Python customization auto-loader for libxul """
import re
from os.path import (
abspath,
dirname,
exists
)
# Add the toplevel objdir to the gdb source search path.
# In development builds, $objdir/dist/bin/libxul.so is a symlink to
# $objdir/toolkit/library/build/libxul.so, and the latter path is what gdb uses
# to search for gdb scripts.
#
# For artifact builds, libxul.so will be a regular file in $objdir/dist/bin.
# Look both places.
libxul_dir = dirname(__file__)
objdir = None
for relpath in ("../../..", "../.."):
objdir = abspath(libxul_dir + "/" + relpath)
if exists(objdir + "/build/.gdbinit"):
break
else:
gdb.write("Warning: Gecko objdir not found\n")
if objdir is not None:
m = re.search(r'[\w ]+: (.*)', gdb.execute("show dir", False, True))
if m and objdir not in m.group(1).split(":"):
gdb.execute("set dir {}:{}".format(objdir, m.group(1)))
# When running from a random directory, the toplevel Gecko .gdbinit may
# not have been loaded. Load it now.
gdb.execute("source -s build/.gdbinit.loader")