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Test that os.utime and os.chmod actually exist before using them.

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This commit is contained in:
Jack Jansen 2003-03-07 12:47:06 +00:00
parent 6e31aad983
commit 834eff6a4c
1 changed files with 7 additions and 4 deletions
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11
Lib/tarfile.py
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@ -1513,14 +1513,17 @@ class TarFile(object):
def chmod(self, tarinfo, targetpath): def chmod(self, tarinfo, targetpath):
"""Set file permissions of targetpath according to tarinfo. """Set file permissions of targetpath according to tarinfo.
""" """
try: if hasattr(os, 'chmod'):
os.chmod(targetpath, tarinfo.mode) try:
except EnvironmentError, e: os.chmod(targetpath, tarinfo.mode)
raise ExtractError, "could not change mode" except EnvironmentError, e:
raise ExtractError, "could not change mode"
def utime(self, tarinfo, targetpath): def utime(self, tarinfo, targetpath):
"""Set modification time of targetpath according to tarinfo. """Set modification time of targetpath according to tarinfo.
""" """
if not hasattr(os, 'utime'):
return
if sys.platform == "win32" and tarinfo.isdir(): if sys.platform == "win32" and tarinfo.isdir():
# According to msdn.microsoft.com, it is an error (EACCES) # According to msdn.microsoft.com, it is an error (EACCES)
# to use utime() on directories. # to use utime() on directories.