Mercurial > hg > mercurial-crew-with-dirclash

annotate hgext/convert/__init__.py @ 5012:be25decfdb13

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
convert: make commit constructor clearer and less magical
author Bryan O'Sullivan <bos@serpentine.com>
date Thu, 26 Jul 2007 13:34:36 -0700
parents 89fbb0a5e8e3
children 6c1029aacc9a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # convert.py Foreign SCM converter
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2 #
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3 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
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4 #
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5 # This software may be used and distributed according to the terms
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6 # of the GNU General Public License, incorporated herein by reference.
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7
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8 from common import NoRepo, converter_source, converter_sink
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9 from cvs import convert_cvs
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10 from git import convert_git
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11 from hg import convert_mercurial
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12 from subversion import convert_svn
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13
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14 import os, shutil
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15 from mercurial import hg, ui, util, commands
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16
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17 commands.norepo += " convert"
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18
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19 converters = [convert_cvs, convert_git, convert_svn, convert_mercurial]
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20
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21 def convertsource(ui, path, **opts):
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22 for c in converters:
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23 if not hasattr(c, 'getcommit'):
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24 continue
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25 try:
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26 return c(ui, path, **opts)
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27 except NoRepo:
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28 pass
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29 raise util.Abort('%s: unknown repository type' % path)
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30
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31 def convertsink(ui, path):
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32 if not os.path.isdir(path):
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33 raise util.Abort("%s: not a directory" % path)
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34 for c in converters:
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35 if not hasattr(c, 'putcommit'):
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36 continue
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37 try:
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38 return c(ui, path)
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39 except NoRepo:
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40 pass
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41 raise util.Abort('%s: unknown repository type' % path)
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42
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43 class convert(object):
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44 def __init__(self, ui, source, dest, revmapfile, opts):
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45
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46 self.source = source
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47 self.dest = dest
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48 self.ui = ui
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49 self.opts = opts
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50 self.commitcache = {}
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51 self.revmapfile = revmapfile
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52 self.revmapfilefd = None
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53 self.authors = {}
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54 self.authorfile = None
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55
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56 self.map = {}
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57 try:
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58 origrevmapfile = open(self.revmapfile, 'r')
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59 for l in origrevmapfile:
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60 sv, dv = l[:-1].split()
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61 self.map[sv] = dv
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62 origrevmapfile.close()
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63 except IOError:
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64 pass
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65
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66 # Read first the dst author map if any
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67 authorfile = self.dest.authorfile()
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68 if authorfile and os.path.exists(authorfile):
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69 self.readauthormap(authorfile)
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70 # Extend/Override with new author map if necessary
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71 if opts.get('authors'):
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72 self.readauthormap(opts.get('authors'))
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73 self.authorfile = self.dest.authorfile()
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74
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75 def walktree(self, heads):
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76 '''Return a mapping that identifies the uncommitted parents of every
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77 uncommitted changeset.'''
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78 visit = heads
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79 known = {}
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80 parents = {}
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81 while visit:
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82 n = visit.pop(0)
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83 if n in known or n in self.map: continue
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84 known[n] = 1
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85 self.commitcache[n] = self.source.getcommit(n)
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86 cp = self.commitcache[n].parents
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87 parents[n] = []
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88 for p in cp:
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89 parents[n].append(p)
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90 visit.append(p)
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91
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92 return parents
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93
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94 def toposort(self, parents):
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95 '''Return an ordering such that every uncommitted changeset is
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96 preceeded by all its uncommitted ancestors.'''
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97 visit = parents.keys()
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98 seen = {}
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99 children = {}
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100
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101 while visit:
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102 n = visit.pop(0)
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103 if n in seen: continue
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104 seen[n] = 1
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105 # Ensure that nodes without parents are present in the 'children'
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106 # mapping.
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107 children.setdefault(n, [])
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108 for p in parents[n]:
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109 if not p in self.map:
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110 visit.append(p)
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111 children.setdefault(p, []).append(n)
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112
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113 s = []
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114 removed = {}
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115 visit = children.keys()
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116 while visit:
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117 n = visit.pop(0)
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118 if n in removed: continue
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119 dep = 0
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120 if n in parents:
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121 for p in parents[n]:
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122 if p in self.map: continue
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123 if p not in removed:
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124 # we're still dependent
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125 visit.append(n)
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126 dep = 1
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127 break
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128
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129 if not dep:
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130 # all n's parents are in the list
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131 removed[n] = 1
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132 if n not in self.map:
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133 s.append(n)
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134 if n in children:
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135 for c in children[n]:
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136 visit.insert(0, c)
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137
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138 if self.opts.get('datesort'):
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139 depth = {}
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140 for n in s:
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141 depth[n] = 0
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142 pl = [p for p in self.commitcache[n].parents
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143 if p not in self.map]
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144 if pl:
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145 depth[n] = max([depth[p] for p in pl]) + 1
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146
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147 s = [(depth[n], self.commitcache[n].date, n) for n in s]
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148 s.sort()
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149 s = [e[2] for e in s]
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150
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diff changeset
151 return s
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parents:
diff changeset
152
4588
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parents: 4534
diff changeset
153 def mapentry(self, src, dst):
5011
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
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parents: 4940
diff changeset
154 if self.revmapfilefd is None:
4588
9855939d0c82 convert extension: Save a few opens on the map file
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parents: 4534
diff changeset
155 try:
5011
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
156 self.revmapfilefd = open(self.revmapfile, "a")
4588
9855939d0c82 convert extension: Save a few opens on the map file
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parents: 4534
diff changeset
157 except IOError, (errno, strerror):
5011
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
158 raise util.Abort("Could not open map file %s: %s, %s\n" % (self.revmapfile, errno, strerror))
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
159 self.map[src] = dst
5011
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
160 self.revmapfilefd.write("%s %s\n" % (src, dst))
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
161 self.revmapfilefd.flush()
4588
9855939d0c82 convert extension: Save a few opens on the map file
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parents: 4534
diff changeset
162
4589
451e91ed535e convert extension: Add support for username mapping
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parents: 4588
diff changeset
163 def writeauthormap(self):
4590
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
164 authorfile = self.authorfile
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
165 if authorfile:
4589
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
166 self.ui.status('Writing author map file %s\n' % authorfile)
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
167 ofile = open(authorfile, 'w+')
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
168 for author in self.authors:
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
169 ofile.write("%s=%s\n" % (author, self.authors[author]))
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
170 ofile.close()
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
171
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
172 def readauthormap(self, authorfile):
4590
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parents: 4589
diff changeset
173 afile = open(authorfile, 'r')
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
174 for line in afile:
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
175 try:
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
176 srcauthor = line.split('=')[0].strip()
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
177 dstauthor = line.split('=')[1].strip()
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
178 if srcauthor in self.authors and dstauthor != self.authors[srcauthor]:
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
179 self.ui.status(
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
180 'Overriding mapping for author %s, was %s, will be %s\n'
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
181 % (srcauthor, self.authors[srcauthor], dstauthor))
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
182 else:
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
183 self.ui.debug('Mapping author %s to %s\n'
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
184 % (srcauthor, dstauthor))
4589
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Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
185 self.authors[srcauthor] = dstauthor
4590
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
186 except IndexError:
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
187 self.ui.warn(
80fb4ec512b5 convert: fix various authormap handling bugs
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parents: 4589
diff changeset
188 'Ignoring bad line in author file map %s: %s\n'
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
189 % (authorfile, line))
80fb4ec512b5 convert: fix various authormap handling bugs
Brendan Cully <brendan@kublai.com>
parents: 4589
diff changeset
190 afile.close()
4589
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
191
316
c48d069163d6 Add new convert-repo script
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parents:
diff changeset
192 def copy(self, rev):
3955
9af4b853ed4d convert-repo: add CVS branch support
Matt Mackall <mpm@selenic.com>
parents: 3954
diff changeset
193 c = self.commitcache[rev]
316
c48d069163d6 Add new convert-repo script
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parents:
diff changeset
194 files = self.source.getchanges(rev)
4939
cdd33a048289 removed trailing whitespace
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4905
diff changeset
195
5012
be25decfdb13 convert: make commit constructor clearer and less magical
Bryan O'Sullivan <bos@serpentine.com>
parents: 5011
diff changeset
196 do_copies = hasattr(self.dest, 'copyfile')
316
c48d069163d6 Add new convert-repo script
mpm@selenic.com
parents:
diff changeset
197
4532
c3a78a49d7f0 Some small cleanups for convert extension:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4521
diff changeset
198 for f, v in files:
316
c48d069163d6 Add new convert-repo script
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parents:
diff changeset
199 try:
c48d069163d6 Add new convert-repo script
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parents:
diff changeset
200 data = self.source.getfile(f, v)
c48d069163d6 Add new convert-repo script
mpm@selenic.com
parents:
diff changeset
201 except IOError, inst:
c48d069163d6 Add new convert-repo script
mpm@selenic.com
parents:
diff changeset
202 self.dest.delfile(f)
c48d069163d6 Add new convert-repo script
mpm@selenic.com
parents:
diff changeset
203 else:
3957
558f52943cd2 convert-repo: add CVS exec bit support
Matt Mackall <mpm@selenic.com>
parents: 3955
diff changeset
204 e = self.source.getmode(f, v)
316
c48d069163d6 Add new convert-repo script
mpm@selenic.com
parents:
diff changeset
205 self.dest.putfile(f, e, data)
4758
b6a1f2c46c6c convert extension: Add SVN converter
Daniel Holth <dholth@fastmail.fm>
parents: 4756
diff changeset
206 if do_copies:
b6a1f2c46c6c convert extension: Add SVN converter
Daniel Holth <dholth@fastmail.fm>
parents: 4756
diff changeset
207 if f in c.copies:
b6a1f2c46c6c convert extension: Add SVN converter
Daniel Holth <dholth@fastmail.fm>
parents: 4756
diff changeset
208 # Merely marks that a copy happened.
b6a1f2c46c6c convert extension: Add SVN converter
Daniel Holth <dholth@fastmail.fm>
parents: 4756
diff changeset
209 self.dest.copyfile(c.copies[f], f)
b6a1f2c46c6c convert extension: Add SVN converter
Daniel Holth <dholth@fastmail.fm>
parents: 4756
diff changeset
210
316
c48d069163d6 Add new convert-repo script
mpm@selenic.com
parents:
diff changeset
211
3955
9af4b853ed4d convert-repo: add CVS branch support
Matt Mackall <mpm@selenic.com>
parents: 3954
diff changeset
212 r = [self.map[v] for v in c.parents]
4532
c3a78a49d7f0 Some small cleanups for convert extension:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4521
diff changeset
213 f = [f for f, v in files]
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
214 newnode = self.dest.putcommit(f, r, c)
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
215 self.mapentry(rev, newnode)
316
c48d069163d6 Add new convert-repo script
mpm@selenic.com
parents:
diff changeset
216
c48d069163d6 Add new convert-repo script
mpm@selenic.com
parents:
diff changeset
217 def convert(self):
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
218 try:
4811
a5209b0487e0 convert: export revmap to source.
Brendan Cully <brendan@kublai.com>
parents: 4773
diff changeset
219 self.source.setrevmap(self.map)
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
220 self.ui.status("scanning source...\n")
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
221 heads = self.source.getheads()
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
222 parents = self.walktree(heads)
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
223 self.ui.status("sorting...\n")
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
224 t = self.toposort(parents)
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
225 num = len(t)
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
226 c = None
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
227
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
228 self.ui.status("converting...\n")
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
229 for c in t:
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
230 num -= 1
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
231 desc = self.commitcache[c].desc
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
232 if "\n" in desc:
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
233 desc = desc.splitlines()[0]
4589
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
234 author = self.commitcache[c].author
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
235 author = self.authors.get(author, author)
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
236 self.commitcache[c].author = author
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
237 self.ui.status("%d %s\n" % (num, desc))
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
238 self.copy(c)
316
c48d069163d6 Add new convert-repo script
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parents:
diff changeset
239
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
240 tags = self.source.gettags()
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
241 ctags = {}
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
242 for k in tags:
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
243 v = tags[k]
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
244 if v in self.map:
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
245 ctags[k] = self.map[v]
316
c48d069163d6 Add new convert-repo script
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parents:
diff changeset
246
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
247 if c and ctags:
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
248 nrev = self.dest.puttags(ctags)
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
249 # write another hash correspondence to override the previous
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
250 # one so we don't end up with extra tag heads
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
251 if nrev:
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
252 self.mapentry(c, nrev)
4589
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
253
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
254 self.writeauthormap()
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
255 finally:
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
256 self.cleanup()
694
51eb248d3348 Teach convert-repo about tags
mpm@selenic.com
parents: 692
diff changeset
257
4588
9855939d0c82 convert extension: Save a few opens on the map file
Edouard Gomez <ed.gomez@free.fr>
parents: 4534
diff changeset
258 def cleanup(self):
5011
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
259 if self.revmapfilefd:
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
260 self.revmapfilefd.close()
694
51eb248d3348 Teach convert-repo about tags
mpm@selenic.com
parents: 692
diff changeset
261
5011
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
262 def _convert(ui, src, dest=None, revmapfile=None, **opts):
4940
71fed370b7a7 Backout ad09ce1d393c and replace ''' with """ to make some highlighting happy.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4939
diff changeset
263 """Convert a foreign SCM repository to a Mercurial one.
4513
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
264
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
265 Accepted source formats:
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
266 - GIT
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
267 - CVS
4758
b6a1f2c46c6c convert extension: Add SVN converter
Daniel Holth <dholth@fastmail.fm>
parents: 4756
diff changeset
268 - SVN
4513
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
269
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
270 Accepted destination formats:
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
271 - Mercurial
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
272
4753
07efcce17d28 convert: add -r argument specifying latest revision to convert
Brendan Cully <brendan@kublai.com>
parents: 4719
diff changeset
273 If no revision is given, all revisions will be converted. Otherwise,
07efcce17d28 convert: add -r argument specifying latest revision to convert
Brendan Cully <brendan@kublai.com>
parents: 4719
diff changeset
274 convert will only import up to the named revision (given in a format
07efcce17d28 convert: add -r argument specifying latest revision to convert
Brendan Cully <brendan@kublai.com>
parents: 4719
diff changeset
275 understood by the source).
07efcce17d28 convert: add -r argument specifying latest revision to convert
Brendan Cully <brendan@kublai.com>
parents: 4719
diff changeset
276
4884
72ac66e88c43 convert: Use clone's behaviour for the default destionation name.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4719
diff changeset
277 If no destination directory name is specified, it defaults to the
4940
71fed370b7a7 Backout ad09ce1d393c and replace ''' with """ to make some highlighting happy.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4939
diff changeset
278 basename of the source with '-hg' appended. If the destination
71fed370b7a7 Backout ad09ce1d393c and replace ''' with """ to make some highlighting happy.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4939
diff changeset
279 repository doesn't exist, it will be created.
4513
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
280
5011
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
281 If <revmapfile> isn't given, it will be put in a default location
89fbb0a5e8e3 convert: rename mapfile to revmapfile, so we can map more than just revs
Bryan O'Sullivan <bos@serpentine.com>
parents: 4940
diff changeset
282 (<dest>/.hg/shamap by default). The <revmapfile> is a simple text
4884
72ac66e88c43 convert: Use clone's behaviour for the default destionation name.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4719
diff changeset
283 file that maps each source commit ID to the destination ID for
72ac66e88c43 convert: Use clone's behaviour for the default destionation name.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4719
diff changeset
284 that revision, like so:
4513
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
285 <source ID> <destination ID>
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
286
4940
71fed370b7a7 Backout ad09ce1d393c and replace ''' with """ to make some highlighting happy.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4939
diff changeset
287 If the file doesn't exist, it's automatically created. It's updated
4513
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
288 on each commit copied, so convert-repo can be interrupted and can
ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
parents: 4512
diff changeset
289 be run repeatedly to copy new commits.
4589
451e91ed535e convert extension: Add support for username mapping
Edouard Gomez <ed.gomez@free.fr>
parents: 4588
diff changeset
290
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291 The [username mapping] file is a simple text file that maps each source
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292 commit author to a destination commit author. It is handy for source SCMs
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293 that use unix logins to identify authors (eg: CVS). One line per author
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294 mapping and the line format is:
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295 srcauthor=whatever string you want
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296 """
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297
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298 util._encoding = 'UTF-8'
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299
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300 if not dest:
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301 dest = hg.defaultdest(src) + "-hg"
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302 ui.status("assuming destination %s\n" % dest)
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303
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304 # Try to be smart and initalize things when required
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305 created = False
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306 if os.path.isdir(dest):
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307 if len(os.listdir(dest)) > 0:
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308 try:
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309 hg.repository(ui, dest)
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310 ui.status("destination %s is a Mercurial repository\n" % dest)
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311 except hg.RepoError:
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312 raise util.Abort(
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313 "destination directory %s is not empty.\n"
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314 "Please specify an empty directory to be initialized\n"
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315 "or an already initialized mercurial repository"
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316 % dest)
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317 else:
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318 ui.status("initializing destination %s repository\n" % dest)
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319 hg.repository(ui, dest, create=True)
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320 created = True
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321 elif os.path.exists(dest):
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322 raise util.Abort("destination %s exists and is not a directory" % dest)
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323 else:
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324 ui.status("initializing destination %s repository\n" % dest)
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325 hg.repository(ui, dest, create=True)
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326 created = True
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327
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328 destc = convertsink(ui, dest)
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329
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330 try:
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331 srcc = convertsource(ui, src, rev=opts.get('rev'))
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332 except Exception:
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333 if created:
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334 shutil.rmtree(dest, True)
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335 raise
316
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336
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337 if not revmapfile:
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338 try:
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339 revmapfile = destc.revmapfile()
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340 except:
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341 revmapfile = os.path.join(destc, "map")
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342
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343 c = convert(ui, srcc, destc, revmapfile, opts)
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344 c.convert()
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345
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346 cmdtable = {
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347 "convert":
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348 (_convert,
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349 [('A', 'authors', '', 'username mapping filename'),
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350 ('r', 'rev', '', 'import up to target revision REV'),
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351 ('', 'datesort', None, 'try to sort changesets by date')],
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352 'hg convert [OPTION]... SOURCE [DEST [MAPFILE]]'),
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353 }