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comparison mercurial/localrepo.py @ 14195:0013d3eeb826

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revlog: remove support for parentdelta We will introduce a more powerful and general delta concept instead, called generaldelta.
author Sune Foldager <cryo@cyanite.org>
date Thu, 05 May 2011 12:55:12 +0200
parents 4ab6e2d597cc
children 21b8ce4d3331
comparison
equal deleted inserted replaced
14194:3a90fb3addc1 14195:0013d3eeb826
19 propertycache = util.propertycache 19 propertycache = util.propertycache
20 20
21 class localrepository(repo.repository): 21 class localrepository(repo.repository):
22 capabilities = set(('lookup', 'changegroupsubset', 'branchmap', 'pushkey', 22 capabilities = set(('lookup', 'changegroupsubset', 'branchmap', 'pushkey',
23 'known', 'getbundle')) 23 'known', 'getbundle'))
24 supportedformats = set(('revlogv1', 'parentdelta')) 24 supportedformats = set(('revlogv1',))
25 supported = supportedformats | set(('store', 'fncache', 'shared', 25 supported = supportedformats | set(('store', 'fncache', 'shared',
26 'dotencode')) 26 'dotencode'))
27 27
28 def __init__(self, baseui, path=None, create=0): 28 def __init__(self, baseui, path=None, create=0):
29 repo.repository.__init__(self) 29 repo.repository.__init__(self)
59 self.opener.append( 59 self.opener.append(
60 "00changelog.i", 60 "00changelog.i",
61 '\0\0\0\2' # represents revlogv2 61 '\0\0\0\2' # represents revlogv2
62 ' dummy changelog to prevent using the old repo layout' 62 ' dummy changelog to prevent using the old repo layout'
63 ) 63 )
64 if self.ui.configbool('format', 'parentdelta', False):
65 requirements.append("parentdelta")
66 else: 64 else:
67 raise error.RepoError(_("repository %s not found") % path) 65 raise error.RepoError(_("repository %s not found") % path)
68 elif create: 66 elif create:
69 raise error.RepoError(_("repository %s already exists") % path) 67 raise error.RepoError(_("repository %s already exists") % path)
70 else: 68 else:
115 self._transref = self._lockref = self._wlockref = None 113 self._transref = self._lockref = self._wlockref = None
116 114
117 def _applyrequirements(self, requirements): 115 def _applyrequirements(self, requirements):
118 self.requirements = requirements 116 self.requirements = requirements
119 self.sopener.options = {} 117 self.sopener.options = {}
120 if 'parentdelta' in requirements:
121 self.sopener.options['parentdelta'] = 1
122 118
123 def _writerequirements(self): 119 def _writerequirements(self):
124 reqfile = self.opener("requires", "w") 120 reqfile = self.opener("requires", "w")
125 for r in self.requirements: 121 for r in self.requirements:
126 reqfile.write("%s\n" % r) 122 reqfile.write("%s\n" % r)