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# This file is part of Buildbot. Buildbot 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, version 2.
#
# 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, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright Buildbot Team Members
import os
from twisted.python import log
from twisted.python.procutils import which
from twisted.python import runtime
def getCommand(name):
possibles = which(name)
if not possibles:
raise RuntimeError("Couldn't find executable for '%s'" % name)
#
# Under windows, if there is more than one executable "thing"
# that matches (e.g. *.bat, *.cmd and *.exe), we not just use
# the first in alphabet (*.bat/*.cmd) if there is a *.exe.
# e.g. under MSysGit/Windows, there is both a git.cmd and a
# git.exe on path, but we want the git.exe, since the git.cmd
# does not seem to work properly with regard to errors raised
# and catched in buildbot slave command (vcs.py)
#
if runtime.platformType == 'win32' and len(possibles) > 1:
possibles_exe = which(name + ".exe")
if possibles_exe:
return possibles_exe[0]
return possibles[0]
# this just keeps pyflakes happy on non-Windows systems
if runtime.platformType != 'win32':
WindowsError = RuntimeError
if runtime.platformType == 'win32':
def rmdirRecursive(dir):
"""This is a replacement for shutil.rmtree that works better under
windows. Thanks to Bear at the OSAF for the code."""
if not os.path.exists(dir):
return
if os.path.islink(dir) or os.path.isfile(dir):
os.remove(dir)
return
# Verify the directory is read/write/execute for the current user
os.chmod(dir, 0700)
# os.listdir below only returns a list of unicode filenames if the parameter is unicode
# Thus, if a non-unicode-named dir contains a unicode filename, that filename will get garbled.
# So force dir to be unicode.
if not isinstance(dir, unicode):
try:
dir = unicode(dir, "utf-8")
except:
log.err("rmdirRecursive: decoding from UTF-8 failed (ignoring)")
try:
list = os.listdir(dir)
except WindowsError, e:
msg = ("rmdirRecursive: unable to listdir %s (%s). Trying to "
"remove like a dir" % (dir, e.strerror.decode('mbcs')))
log.msg(msg.encode('utf-8'))
os.rmdir(dir)
return
for name in list:
full_name = os.path.join(dir, name)
# on Windows, if we don't have write permission we can't remove
# the file/directory either, so turn that on
if os.name == 'nt':
if not os.access(full_name, os.W_OK):
# I think this is now redundant, but I don't have an NT
# machine to test on, so I'm going to leave it in place
# -warner
os.chmod(full_name, 0600)
if os.path.islink(full_name):
os.remove(full_name) # as suggested in bug #792
elif os.path.isdir(full_name):
rmdirRecursive(full_name)
else:
if os.path.isfile(full_name):
os.chmod(full_name, 0700)
os.remove(full_name)
os.rmdir(dir)
else:
# use rmtree on POSIX
import shutil
rmdirRecursive = shutil.rmtree
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