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comparison mercurial/revlog.py @ 4994:d36310dd51d7

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lazyparser.findnode: fix typo and s/rfind/find/ There's no reason to use reverse string search and it's slightly slower
author Matt Mackall <mpm@selenic.com>
date Mon, 23 Jul 2007 20:44:08 -0500
parents 4205f626dc05
children a0d37976cd5b
comparison
equal deleted inserted replaced
4993:4205f626dc05 4994:d36310dd51d7
182 start = max(end - blocksize, 0) 182 start = max(end - blocksize, 0)
183 self.dataf.seek(start) 183 self.dataf.seek(start)
184 data = self.dataf.read(end - start) 184 data = self.dataf.read(end - start)
185 findend = end - start 185 findend = end - start
186 while True: 186 while True:
187 # we're searching backwards, so weh have to make sure 187 # we're searching backwards, so we have to make sure
188 # we don't find a changeset where this node is a parent 188 # we don't find a changeset where this node is a parent
189 off = data.rfind(node, 0, findend) 189 off = data.find(node, 0, findend)
190 findend = off 190 findend = off
191 if off >= 0: 191 if off >= 0:
192 i = off / self.s 192 i = off / self.s
193 off = i * self.s 193 off = i * self.s
194 n = data[off + ngshaoffset:off + ngshaoffset + 20] 194 n = data[off + ngshaoffset:off + ngshaoffset + 20]