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@@ -1,158 +1,158 | |||||
1 | # fetch.py - pull and merge remote changes |
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1 | # fetch.py - pull and merge remote changes | |
2 | # |
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2 | # | |
3 | # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> |
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3 | # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> | |
4 | # |
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4 | # | |
5 | # This software may be used and distributed according to the terms of the |
|
5 | # This software may be used and distributed according to the terms of the | |
6 | # GNU General Public License version 2 or any later version. |
|
6 | # GNU General Public License version 2 or any later version. | |
7 |
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7 | |||
8 | '''pull, update and merge in one command (DEPRECATED)''' |
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8 | '''pull, update and merge in one command (DEPRECATED)''' | |
9 |
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9 | |||
10 | from mercurial.i18n import _ |
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10 | from mercurial.i18n import _ | |
11 | from mercurial.node import nullid, short |
|
11 | from mercurial.node import nullid, short | |
12 | from mercurial import commands, cmdutil, hg, util, error |
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12 | from mercurial import commands, cmdutil, hg, util, error | |
13 | from mercurial.lock import release |
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13 | from mercurial.lock import release | |
14 |
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14 | |||
15 | testedwith = 'internal' |
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15 | testedwith = 'internal' | |
16 |
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16 | |||
17 | def fetch(ui, repo, source='default', **opts): |
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17 | def fetch(ui, repo, source='default', **opts): | |
18 | '''pull changes from a remote repository, merge new changes if needed. |
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18 | '''pull changes from a remote repository, merge new changes if needed. | |
19 |
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19 | |||
20 | This finds all changes from the repository at the specified path |
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20 | This finds all changes from the repository at the specified path | |
21 | or URL and adds them to the local repository. |
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21 | or URL and adds them to the local repository. | |
22 |
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22 | |||
23 | If the pulled changes add a new branch head, the head is |
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23 | If the pulled changes add a new branch head, the head is | |
24 | automatically merged, and the result of the merge is committed. |
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24 | automatically merged, and the result of the merge is committed. | |
25 | Otherwise, the working directory is updated to include the new |
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25 | Otherwise, the working directory is updated to include the new | |
26 | changes. |
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26 | changes. | |
27 |
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27 | |||
28 | When a merge is needed, the working directory is first updated to |
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28 | When a merge is needed, the working directory is first updated to | |
29 | the newly pulled changes. Local changes are then merged into the |
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29 | the newly pulled changes. Local changes are then merged into the | |
30 | pulled changes. To switch the merge order, use --switch-parent. |
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30 | pulled changes. To switch the merge order, use --switch-parent. | |
31 |
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31 | |||
32 | See :hg:`help dates` for a list of formats valid for -d/--date. |
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32 | See :hg:`help dates` for a list of formats valid for -d/--date. | |
33 |
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33 | |||
34 | Returns 0 on success. |
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34 | Returns 0 on success. | |
35 | ''' |
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35 | ''' | |
36 |
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36 | |||
37 | date = opts.get('date') |
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37 | date = opts.get('date') | |
38 | if date: |
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38 | if date: | |
39 | opts['date'] = util.parsedate(date) |
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39 | opts['date'] = util.parsedate(date) | |
40 |
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40 | |||
41 | parent, p2 = repo.dirstate.parents() |
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41 | parent, p2 = repo.dirstate.parents() | |
42 | branch = repo.dirstate.branch() |
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42 | branch = repo.dirstate.branch() | |
43 | try: |
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43 | try: | |
44 | branchnode = repo.branchtip(branch) |
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44 | branchnode = repo.branchtip(branch) | |
45 | except error.RepoLookupError: |
|
45 | except error.RepoLookupError: | |
46 | branchnode = None |
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46 | branchnode = None | |
47 | if parent != branchnode: |
|
47 | if parent != branchnode: | |
48 | raise util.Abort(_('working dir not at branch tip ' |
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48 | raise util.Abort(_('working dir not at branch tip ' | |
49 | '(use "hg update" to check out branch tip)')) |
|
49 | '(use "hg update" to check out branch tip)')) | |
50 |
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50 | |||
51 | if p2 != nullid: |
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51 | if p2 != nullid: | |
52 | raise util.Abort(_('outstanding uncommitted merge')) |
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52 | raise util.Abort(_('outstanding uncommitted merge')) | |
53 |
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53 | |||
54 | wlock = lock = None |
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54 | wlock = lock = None | |
55 | try: |
|
55 | try: | |
56 | wlock = repo.wlock() |
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56 | wlock = repo.wlock() | |
57 | lock = repo.lock() |
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57 | lock = repo.lock() | |
58 | mod, add, rem, del_ = repo.status()[:4] |
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58 | mod, add, rem, del_ = repo.status()[:4] | |
59 |
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59 | |||
60 | if mod or add or rem: |
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60 | if mod or add or rem: | |
61 | raise util.Abort(_('outstanding uncommitted changes')) |
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61 | raise util.Abort(_('outstanding uncommitted changes')) | |
62 | if del_: |
|
62 | if del_: | |
63 | raise util.Abort(_('working directory is missing some files')) |
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63 | raise util.Abort(_('working directory is missing some files')) | |
64 | bheads = repo.branchheads(branch) |
|
64 | bheads = repo.branchheads(branch) | |
65 | bheads = [head for head in bheads if len(repo[head].children()) == 0] |
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65 | bheads = [head for head in bheads if len(repo[head].children()) == 0] | |
66 | if len(bheads) > 1: |
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66 | if len(bheads) > 1: | |
67 | raise util.Abort(_('multiple heads in this branch ' |
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67 | raise util.Abort(_('multiple heads in this branch ' | |
68 | '(use "hg heads ." and "hg merge" to merge)')) |
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68 | '(use "hg heads ." and "hg merge" to merge)')) | |
69 |
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69 | |||
70 | other = hg.peer(repo, opts, ui.expandpath(source)) |
|
70 | other = hg.peer(repo, opts, ui.expandpath(source)) | |
71 | ui.status(_('pulling from %s\n') % |
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71 | ui.status(_('pulling from %s\n') % | |
72 | util.hidepassword(ui.expandpath(source))) |
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72 | util.hidepassword(ui.expandpath(source))) | |
73 | revs = None |
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73 | revs = None | |
74 | if opts['rev']: |
|
74 | if opts['rev']: | |
75 | try: |
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75 | try: | |
76 | revs = [other.lookup(rev) for rev in opts['rev']] |
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76 | revs = [other.lookup(rev) for rev in opts['rev']] | |
77 | except error.CapabilityError: |
|
77 | except error.CapabilityError: | |
78 |
err = _(" |
|
78 | err = _("other repository doesn't support revision lookup, " | |
79 | "so a rev cannot be specified.") |
|
79 | "so a rev cannot be specified.") | |
80 | raise util.Abort(err) |
|
80 | raise util.Abort(err) | |
81 |
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81 | |||
82 | # Are there any changes at all? |
|
82 | # Are there any changes at all? | |
83 | modheads = repo.pull(other, heads=revs) |
|
83 | modheads = repo.pull(other, heads=revs) | |
84 | if modheads == 0: |
|
84 | if modheads == 0: | |
85 | return 0 |
|
85 | return 0 | |
86 |
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86 | |||
87 | # Is this a simple fast-forward along the current branch? |
|
87 | # Is this a simple fast-forward along the current branch? | |
88 | newheads = repo.branchheads(branch) |
|
88 | newheads = repo.branchheads(branch) | |
89 | newchildren = repo.changelog.nodesbetween([parent], newheads)[2] |
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89 | newchildren = repo.changelog.nodesbetween([parent], newheads)[2] | |
90 | if len(newheads) == 1 and len(newchildren): |
|
90 | if len(newheads) == 1 and len(newchildren): | |
91 | if newchildren[0] != parent: |
|
91 | if newchildren[0] != parent: | |
92 | return hg.update(repo, newchildren[0]) |
|
92 | return hg.update(repo, newchildren[0]) | |
93 | else: |
|
93 | else: | |
94 | return 0 |
|
94 | return 0 | |
95 |
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95 | |||
96 | # Are there more than one additional branch heads? |
|
96 | # Are there more than one additional branch heads? | |
97 | newchildren = [n for n in newchildren if n != parent] |
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97 | newchildren = [n for n in newchildren if n != parent] | |
98 | newparent = parent |
|
98 | newparent = parent | |
99 | if newchildren: |
|
99 | if newchildren: | |
100 | newparent = newchildren[0] |
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100 | newparent = newchildren[0] | |
101 | hg.clean(repo, newparent) |
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101 | hg.clean(repo, newparent) | |
102 | newheads = [n for n in newheads if n != newparent] |
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102 | newheads = [n for n in newheads if n != newparent] | |
103 | if len(newheads) > 1: |
|
103 | if len(newheads) > 1: | |
104 | ui.status(_('not merging with %d other new branch heads ' |
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104 | ui.status(_('not merging with %d other new branch heads ' | |
105 | '(use "hg heads ." and "hg merge" to merge them)\n') % |
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105 | '(use "hg heads ." and "hg merge" to merge them)\n') % | |
106 | (len(newheads) - 1)) |
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106 | (len(newheads) - 1)) | |
107 | return 1 |
|
107 | return 1 | |
108 |
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108 | |||
109 | if not newheads: |
|
109 | if not newheads: | |
110 | return 0 |
|
110 | return 0 | |
111 |
|
111 | |||
112 | # Otherwise, let's merge. |
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112 | # Otherwise, let's merge. | |
113 | err = False |
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113 | err = False | |
114 | if newheads: |
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114 | if newheads: | |
115 | # By default, we consider the repository we're pulling |
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115 | # By default, we consider the repository we're pulling | |
116 | # *from* as authoritative, so we merge our changes into |
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116 | # *from* as authoritative, so we merge our changes into | |
117 | # theirs. |
|
117 | # theirs. | |
118 | if opts['switch_parent']: |
|
118 | if opts['switch_parent']: | |
119 | firstparent, secondparent = newparent, newheads[0] |
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119 | firstparent, secondparent = newparent, newheads[0] | |
120 | else: |
|
120 | else: | |
121 | firstparent, secondparent = newheads[0], newparent |
|
121 | firstparent, secondparent = newheads[0], newparent | |
122 | ui.status(_('updating to %d:%s\n') % |
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122 | ui.status(_('updating to %d:%s\n') % | |
123 | (repo.changelog.rev(firstparent), |
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123 | (repo.changelog.rev(firstparent), | |
124 | short(firstparent))) |
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124 | short(firstparent))) | |
125 | hg.clean(repo, firstparent) |
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125 | hg.clean(repo, firstparent) | |
126 | ui.status(_('merging with %d:%s\n') % |
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126 | ui.status(_('merging with %d:%s\n') % | |
127 | (repo.changelog.rev(secondparent), short(secondparent))) |
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127 | (repo.changelog.rev(secondparent), short(secondparent))) | |
128 | err = hg.merge(repo, secondparent, remind=False) |
|
128 | err = hg.merge(repo, secondparent, remind=False) | |
129 |
|
129 | |||
130 | if not err: |
|
130 | if not err: | |
131 | # we don't translate commit messages |
|
131 | # we don't translate commit messages | |
132 | message = (cmdutil.logmessage(ui, opts) or |
|
132 | message = (cmdutil.logmessage(ui, opts) or | |
133 | ('Automated merge with %s' % |
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133 | ('Automated merge with %s' % | |
134 | util.removeauth(other.url()))) |
|
134 | util.removeauth(other.url()))) | |
135 | editor = cmdutil.commiteditor |
|
135 | editor = cmdutil.commiteditor | |
136 | if opts.get('force_editor') or opts.get('edit'): |
|
136 | if opts.get('force_editor') or opts.get('edit'): | |
137 | editor = cmdutil.commitforceeditor |
|
137 | editor = cmdutil.commitforceeditor | |
138 | n = repo.commit(message, opts['user'], opts['date'], editor=editor) |
|
138 | n = repo.commit(message, opts['user'], opts['date'], editor=editor) | |
139 | ui.status(_('new changeset %d:%s merges remote changes ' |
|
139 | ui.status(_('new changeset %d:%s merges remote changes ' | |
140 | 'with local\n') % (repo.changelog.rev(n), |
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140 | 'with local\n') % (repo.changelog.rev(n), | |
141 | short(n))) |
|
141 | short(n))) | |
142 |
|
142 | |||
143 | return err |
|
143 | return err | |
144 |
|
144 | |||
145 | finally: |
|
145 | finally: | |
146 | release(lock, wlock) |
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146 | release(lock, wlock) | |
147 |
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147 | |||
148 | cmdtable = { |
|
148 | cmdtable = { | |
149 | 'fetch': |
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149 | 'fetch': | |
150 | (fetch, |
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150 | (fetch, | |
151 | [('r', 'rev', [], |
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151 | [('r', 'rev', [], | |
152 | _('a specific revision you would like to pull'), _('REV')), |
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152 | _('a specific revision you would like to pull'), _('REV')), | |
153 | ('e', 'edit', None, _('edit commit message')), |
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153 | ('e', 'edit', None, _('edit commit message')), | |
154 | ('', 'force-editor', None, _('edit commit message (DEPRECATED)')), |
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154 | ('', 'force-editor', None, _('edit commit message (DEPRECATED)')), | |
155 | ('', 'switch-parent', None, _('switch parents when merging')), |
|
155 | ('', 'switch-parent', None, _('switch parents when merging')), | |
156 | ] + commands.commitopts + commands.commitopts2 + commands.remoteopts, |
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156 | ] + commands.commitopts + commands.commitopts2 + commands.remoteopts, | |
157 | _('hg fetch [SOURCE]')), |
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157 | _('hg fetch [SOURCE]')), | |
158 | } |
|
158 | } |
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