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Fix line buffering on windows in the RotatingLog

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This commit is contained in:
Kovid Goyal 2015-06-17 10:25:35 +05:30
parent 3a38646756
commit 9c82b810db
1 changed files with 6 additions and 1 deletions
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7
src/calibre/srv/utils.py
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@ -309,7 +309,7 @@ class RotatingStream(object):
self.set_output() self.set_output()
def set_output(self): def set_output(self):
self.stream = share_open(self.filename, 'ab', 1) # line buffered self.stream = share_open(self.filename, 'ab', -1 if iswindows else 1) # line buffered
try: try:
self.current_pos = self.stream.tell() self.current_pos = self.stream.tell()
except EnvironmentError: except EnvironmentError:
@ -324,6 +324,11 @@ class RotatingStream(object):
kwargs['safe_encode'] = True kwargs['safe_encode'] = True
kwargs['file'] = self.stream kwargs['file'] = self.stream
self.current_pos += prints(*args, **kwargs) self.current_pos += prints(*args, **kwargs)
if iswindows:
# For some reason line buffering does not work on windows
end = kwargs.get('end', b'\n')
if b'\n' in end:
self.flush()
self.rollover() self.rollover()
def rename(self, src, dest): def rename(self, src, dest):