Mercurial > hg
view mercurial/strutil.py @ 19744:06badf7d10dc
util.h: getbe32() and putbe32() use intrinsic function to improve performance
Refer to https://bugzilla.mozilla.org/show_bug.cgi?id=351557. It can improve
byte-swapping performance by intrinsic function.
author | Wei, Elson <elson.wei@gmail.com> |
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date | Sat, 14 Sep 2013 11:22:34 +0800 |
parents | 25e572394f5c |
children | b723f05ec49b |
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# strutil.py - string utilities for Mercurial # # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. def findall(haystack, needle, start=0, end=None): if end is None: end = len(haystack) if end < 0: end += len(haystack) if start < 0: start += len(haystack) while start < end: c = haystack.find(needle, start, end) if c == -1: break yield c start = c + 1 def rfindall(haystack, needle, start=0, end=None): if end is None: end = len(haystack) if end < 0: end += len(haystack) if start < 0: start += len(haystack) while end >= 0: c = haystack.rfind(needle, start, end) if c == -1: break yield c end = c - 1