Merge 3.5

This commit is contained in:
Victor Stinner 2015-10-21 00:15:17 +02:00
commit 37cb27c705
1 changed files with 10 additions and 2 deletions

View File

@ -591,12 +591,20 @@ else:
flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
fd = _os.open(dir, flags2, 0o600)
except IsADirectoryError:
# Linux kernel older than 3.11 ignores O_TMPFILE flag.
# Set flag to False to not try again.
# Linux kernel older than 3.11 ignores the O_TMPFILE flag:
# O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
# with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
# directory cannot be open to write. Set flag to False to not
# try again.
_O_TMPFILE_WORKS = False
except OSError:
# The filesystem of the directory does not support O_TMPFILE.
# For example, OSError(95, 'Operation not supported').
#
# On Linux kernel older than 3.11, trying to open a regular
# file (or a symbolic link to a regular file) with O_TMPFILE
# fails with NotADirectoryError, because O_TMPFILE is read as
# O_DIRECTORY.
pass
else:
try: