Mercurial > public > mercurial-scm > hg-stable

comparison mercurial/revlog.py @ 8315:c8493310ad9b

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revlog: use index to find index size
author Matt Mackall <mpm@selenic.com>
date Thu, 07 May 2009 19:39:45 -0500
parents 57a41c08feab
children d593922cf480
comparison
equal deleted inserted replaced
8314:57a41c08feab 8315:c8493310ad9b
996 996
997 self._cache = (node, rev, text) 997 self._cache = (node, rev, text)
998 return text 998 return text
999 999
1000 def checkinlinesize(self, tr, fp=None): 1000 def checkinlinesize(self, tr, fp=None):
1001 if not self._inline: 1001 if not self._inline or (self.start(-2) + self.length(-2)) < 131072:
1002 return 1002 return
1003 if not fp: 1003
1004 fp = self.opener(self.indexfile, 'r')
1005 fp.seek(0, 2)
1006 size = fp.tell()
1007 if size < 131072:
1008 return
1009 trinfo = tr.find(self.indexfile) 1004 trinfo = tr.find(self.indexfile)
1010 if trinfo == None: 1005 if trinfo == None:
1011 raise RevlogError(_("%s not found in the transaction") 1006 raise RevlogError(_("%s not found in the transaction")
1012 % self.indexfile) 1007 % self.indexfile)
1013 1008
1014 trindex = trinfo[2] 1009 trindex = trinfo[2]
1015 dataoff = self.start(trindex) 1010 dataoff = self.start(trindex)
1016 1011
1017 tr.add(self.datafile, dataoff) 1012 tr.add(self.datafile, dataoff)
1013
1014 if not fp:
1015 fp = self.opener(self.indexfile, 'r')
1016
1018 df = self.opener(self.datafile, 'w') 1017 df = self.opener(self.datafile, 'w')
1019 try: 1018 try:
1020 calc = self._io.size 1019 calc = self._io.size
1021 for r in self: 1020 for r in self:
1022 start = self.start(r) + (r + 1) * calc 1021 start = self.start(r) + (r + 1) * calc