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win,test: try again if file unlink fails #284

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merged 1 commit into from
Jan 11, 2015
Merged

win,test: try again if file unlink fails #284

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18 changes: 13 additions & 5 deletions tools/test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,7 @@
import threading
import utils
import multiprocessing
import errno

from os.path import join, dirname, abspath, basename, isdir, exists
from datetime import datetime
Expand Down Expand Up @@ -570,11 +571,18 @@ def PrintError(str):


def CheckedUnlink(name):
try:
os.unlink(name)
except OSError, e:
PrintError("os.unlink() " + str(e))

while True:
try:
os.unlink(name)
except OSError, e:
# On Windows unlink() fails if another process (typically a virus scanner
# or the indexing service) has the file open. Those processes keep a
# file open for a short time only, so yield and try again; it'll succeed.
if sys.platform == 'win32' and e.errno == errno.EACCES:
time.sleep(0)
continue
PrintError("os.unlink() " + str(e))
break

def Execute(args, context, timeout=None, env={}):
(fd_out, outname) = tempfile.mkstemp()
Expand Down