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bitbake: cache: Optimise invalid cache file handling 

If there is a corrupt/invalid cache file, we'd keep trying to reopen
it. This is pointless, simplify the code paths and delete the dead
file.

(Bitbake rev: c22441f7025be012ad2e62a51ccb993c3a0e16c9)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Richard Purdie 2014-07-25 14:52:19 +01:00
parent 97f4d8fa78
commit a05435fc59
1 changed files with 3 additions and 1 deletions
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4
bitbake/lib/bb/cache.py
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@ -823,9 +823,11 @@ class MultiProcessCache(object):
p = pickle.Unpickler(fd)
extradata, version = p.load()
except (IOError, EOFError):
extradata, version = self.create_cachedata(), None
os.unlink(f)
continue
if version != self.__class__.CACHE_VERSION:
os.unlink(f)
continue
self.merge_data(extradata, data)