Merged revisions 72295 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r72295 | antoine.pitrou | 2009-05-04 23:17:17 +0200 (lun., 04 mai 2009) | 3 lines

  Issue #5692: In :class:`zipfile.Zipfile`, fix wrong path calculation when extracting a file to the root directory.
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diff --git a/Lib/zipfile.py b/Lib/zipfile.py
index a54a354..dab595b 100644
--- a/Lib/zipfile.py
+++ b/Lib/zipfile.py
@@ -959,7 +959,9 @@
         """
         # build the destination pathname, replacing
         # forward slashes to platform specific separators.
-        if targetpath[-1:] in (os.path.sep, os.path.altsep):
+        # Strip trailing path separator, unless it represents the root.
+        if (targetpath[-1:] in (os.path.sep, os.path.altsep)
+            and len(os.path.splitdrive(targetpath)[1]) > 1):
             targetpath = targetpath[:-1]
 
         # don't include leading "/" from file name if present