On Wed, 2014-06-04 at 16:25 +0200, Torsten Bögershausen wrote: > On the other hand, looking here: > http://sourceware.org/ml/libc-alpha/2009-10/msg00063.html > and looking into refs.c, > it seems as if we can try to run > strcspn(refname, bad_characters) > and > strstr(refname, "@{" > and > strstr(refname, ".." > on each refname, instead of checking each char in a loop. > The library will pick the fastest version for strcspn() automatically.
Yes, you could try that, but I worry that it would be less efficient, because it duplicates the looping machinery. > David, the repo you run the tests on, is it public? Unfortunately, it is an internal Twitter repo. > Or is there a public repo with this many refs ? I do not know of one. > Or can you make a dummy repo with 60k refs ? Sure! I actually went with > 120k to make measurement easier: https://github.com/dturner-tw/many-refs -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
