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[Patch #1599256 from David Watson] check that os.fsync is available before using it

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Andrew M. Kuchling 2006-12-14 18:59:07 +00:00
parent 4d7ad63210
commit a75d31619c
1 changed files with 2 additions and 1 deletions
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1
Lib/mailbox.py
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@ -1887,6 +1887,7 @@ def _create_temporary(path):
def _sync_flush(f): def _sync_flush(f):
"""Ensure changes to file f are physically on disk.""" """Ensure changes to file f are physically on disk."""
f.flush() f.flush()
if hasattr(os, 'fsync'):
os.fsync(f.fileno()) os.fsync(f.fileno())
def _sync_close(f): def _sync_close(f):