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@@ -1,506 +1,506 b'' | |||||
1 | # rebase.py - rebasing feature for mercurial |
|
1 | # rebase.py - rebasing feature for mercurial | |
2 | # |
|
2 | # | |
3 | # Copyright 2008 Stefano Tortarolo <stefano.tortarolo at gmail dot com> |
|
3 | # Copyright 2008 Stefano Tortarolo <stefano.tortarolo at gmail dot com> | |
4 | # |
|
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 |
|
7 | |||
8 | '''command to move sets of revisions to a different ancestor |
|
8 | '''command to move sets of revisions to a different ancestor | |
9 |
|
9 | |||
10 | This extension lets you rebase changesets in an existing Mercurial |
|
10 | This extension lets you rebase changesets in an existing Mercurial | |
11 | repository. |
|
11 | repository. | |
12 |
|
12 | |||
13 | For more information: |
|
13 | For more information: | |
14 | http://mercurial.selenic.com/wiki/RebaseExtension |
|
14 | http://mercurial.selenic.com/wiki/RebaseExtension | |
15 | ''' |
|
15 | ''' | |
16 |
|
16 | |||
17 | from mercurial import util, repair, merge, cmdutil, commands, error |
|
17 | from mercurial import util, repair, merge, cmdutil, commands, error | |
18 | from mercurial import extensions, ancestor, copies, patch |
|
18 | from mercurial import extensions, ancestor, copies, patch | |
19 | from mercurial.commands import templateopts |
|
19 | from mercurial.commands import templateopts | |
20 | from mercurial.node import nullrev |
|
20 | from mercurial.node import nullrev | |
21 | from mercurial.lock import release |
|
21 | from mercurial.lock import release | |
22 | from mercurial.i18n import _ |
|
22 | from mercurial.i18n import _ | |
23 | import os, errno |
|
23 | import os, errno | |
24 |
|
24 | |||
25 | nullmerge = -2 |
|
25 | nullmerge = -2 | |
26 |
|
26 | |||
27 | def rebase(ui, repo, **opts): |
|
27 | def rebase(ui, repo, **opts): | |
28 | """move changeset (and descendants) to a different branch |
|
28 | """move changeset (and descendants) to a different branch | |
29 |
|
29 | |||
30 | Rebase uses repeated merging to graft changesets from one part of |
|
30 | Rebase uses repeated merging to graft changesets from one part of | |
31 | history onto another. This can be useful for linearizing local |
|
31 | history onto another. This can be useful for linearizing local | |
32 | changes relative to a master development tree. |
|
32 | changes relative to a master development tree. | |
33 |
|
33 | |||
34 | If a rebase is interrupted to manually resolve a merge, it can be |
|
34 | If a rebase is interrupted to manually resolve a merge, it can be | |
35 | continued with --continue/-c or aborted with --abort/-a. |
|
35 | continued with --continue/-c or aborted with --abort/-a. | |
36 | """ |
|
36 | """ | |
37 | originalwd = target = None |
|
37 | originalwd = target = None | |
38 | external = nullrev |
|
38 | external = nullrev | |
39 | state = {} |
|
39 | state = {} | |
40 | skipped = set() |
|
40 | skipped = set() | |
41 | targetancestors = set() |
|
41 | targetancestors = set() | |
42 |
|
42 | |||
43 | lock = wlock = None |
|
43 | lock = wlock = None | |
44 | try: |
|
44 | try: | |
45 | lock = repo.lock() |
|
45 | lock = repo.lock() | |
46 | wlock = repo.wlock() |
|
46 | wlock = repo.wlock() | |
47 |
|
47 | |||
48 | # Validate input and define rebasing points |
|
48 | # Validate input and define rebasing points | |
49 | destf = opts.get('dest', None) |
|
49 | destf = opts.get('dest', None) | |
50 | srcf = opts.get('source', None) |
|
50 | srcf = opts.get('source', None) | |
51 | basef = opts.get('base', None) |
|
51 | basef = opts.get('base', None) | |
52 | contf = opts.get('continue') |
|
52 | contf = opts.get('continue') | |
53 | abortf = opts.get('abort') |
|
53 | abortf = opts.get('abort') | |
54 | collapsef = opts.get('collapse', False) |
|
54 | collapsef = opts.get('collapse', False) | |
55 | extrafn = opts.get('extrafn') |
|
55 | extrafn = opts.get('extrafn') | |
56 | keepf = opts.get('keep', False) |
|
56 | keepf = opts.get('keep', False) | |
57 | keepbranchesf = opts.get('keepbranches', False) |
|
57 | keepbranchesf = opts.get('keepbranches', False) | |
58 | detachf = opts.get('detach', False) |
|
58 | detachf = opts.get('detach', False) | |
59 |
|
59 | |||
60 | if contf or abortf: |
|
60 | if contf or abortf: | |
61 | if contf and abortf: |
|
61 | if contf and abortf: | |
62 | raise error.ParseError('rebase', |
|
62 | raise error.ParseError('rebase', | |
63 | _('cannot use both abort and continue')) |
|
63 | _('cannot use both abort and continue')) | |
64 | if collapsef: |
|
64 | if collapsef: | |
65 | raise error.ParseError( |
|
65 | raise error.ParseError( | |
66 | 'rebase', _('cannot use collapse with continue or abort')) |
|
66 | 'rebase', _('cannot use collapse with continue or abort')) | |
67 |
|
67 | |||
68 | if detachf: |
|
68 | if detachf: | |
69 | raise error.ParseError( |
|
69 | raise error.ParseError( | |
70 | 'rebase', _('cannot use detach with continue or abort')) |
|
70 | 'rebase', _('cannot use detach with continue or abort')) | |
71 |
|
71 | |||
72 | if srcf or basef or destf: |
|
72 | if srcf or basef or destf: | |
73 | raise error.ParseError('rebase', |
|
73 | raise error.ParseError('rebase', | |
74 | _('abort and continue do not allow specifying revisions')) |
|
74 | _('abort and continue do not allow specifying revisions')) | |
75 |
|
75 | |||
76 | (originalwd, target, state, collapsef, keepf, |
|
76 | (originalwd, target, state, collapsef, keepf, | |
77 | keepbranchesf, external) = restorestatus(repo) |
|
77 | keepbranchesf, external) = restorestatus(repo) | |
78 | if abortf: |
|
78 | if abortf: | |
79 | abort(repo, originalwd, target, state) |
|
79 | abort(repo, originalwd, target, state) | |
80 | return |
|
80 | return | |
81 | else: |
|
81 | else: | |
82 | if srcf and basef: |
|
82 | if srcf and basef: | |
83 | raise error.ParseError('rebase', _('cannot specify both a ' |
|
83 | raise error.ParseError('rebase', _('cannot specify both a ' | |
84 | 'revision and a base')) |
|
84 | 'revision and a base')) | |
85 | if detachf: |
|
85 | if detachf: | |
86 | if not srcf: |
|
86 | if not srcf: | |
87 | raise error.ParseError( |
|
87 | raise error.ParseError( | |
88 | 'rebase', _('detach requires a revision to be specified')) |
|
88 | 'rebase', _('detach requires a revision to be specified')) | |
89 | if basef: |
|
89 | if basef: | |
90 | raise error.ParseError( |
|
90 | raise error.ParseError( | |
91 | 'rebase', _('cannot specify a base with detach')) |
|
91 | 'rebase', _('cannot specify a base with detach')) | |
92 |
|
92 | |||
93 | cmdutil.bail_if_changed(repo) |
|
93 | cmdutil.bail_if_changed(repo) | |
94 | result = buildstate(repo, destf, srcf, basef, detachf) |
|
94 | result = buildstate(repo, destf, srcf, basef, detachf) | |
95 | if not result: |
|
95 | if not result: | |
96 | # Empty state built, nothing to rebase |
|
96 | # Empty state built, nothing to rebase | |
97 | ui.status(_('nothing to rebase\n')) |
|
97 | ui.status(_('nothing to rebase\n')) | |
98 | return |
|
98 | return | |
99 | else: |
|
99 | else: | |
100 | originalwd, target, state = result |
|
100 | originalwd, target, state = result | |
101 | if collapsef: |
|
101 | if collapsef: | |
102 | targetancestors = set(repo.changelog.ancestors(target)) |
|
102 | targetancestors = set(repo.changelog.ancestors(target)) | |
103 | external = checkexternal(repo, state, targetancestors) |
|
103 | external = checkexternal(repo, state, targetancestors) | |
104 |
|
104 | |||
105 | if keepbranchesf: |
|
105 | if keepbranchesf: | |
106 | if extrafn: |
|
106 | if extrafn: | |
107 | raise error.ParseError( |
|
107 | raise error.ParseError( | |
108 | 'rebase', _('cannot use both keepbranches and extrafn')) |
|
108 | 'rebase', _('cannot use both keepbranches and extrafn')) | |
109 | def extrafn(ctx, extra): |
|
109 | def extrafn(ctx, extra): | |
110 | extra['branch'] = ctx.branch() |
|
110 | extra['branch'] = ctx.branch() | |
111 |
|
111 | |||
112 | # Rebase |
|
112 | # Rebase | |
113 | if not targetancestors: |
|
113 | if not targetancestors: | |
114 | targetancestors = set(repo.changelog.ancestors(target)) |
|
114 | targetancestors = set(repo.changelog.ancestors(target)) | |
115 | targetancestors.add(target) |
|
115 | targetancestors.add(target) | |
116 |
|
116 | |||
117 | for rev in sorted(state): |
|
117 | for rev in sorted(state): | |
118 | if state[rev] == -1: |
|
118 | if state[rev] == -1: | |
119 | ui.debug("rebasing %d:%s\n" % (rev, repo[rev])) |
|
119 | ui.debug("rebasing %d:%s\n" % (rev, repo[rev])) | |
120 | storestatus(repo, originalwd, target, state, collapsef, keepf, |
|
120 | storestatus(repo, originalwd, target, state, collapsef, keepf, | |
121 | keepbranchesf, external) |
|
121 | keepbranchesf, external) | |
122 | p1, p2 = defineparents(repo, rev, target, state, |
|
122 | p1, p2 = defineparents(repo, rev, target, state, | |
123 | targetancestors) |
|
123 | targetancestors) | |
124 | if len(repo.parents()) == 2: |
|
124 | if len(repo.parents()) == 2: | |
125 | repo.ui.debug('resuming interrupted rebase\n') |
|
125 | repo.ui.debug('resuming interrupted rebase\n') | |
126 | else: |
|
126 | else: | |
127 | stats = rebasenode(repo, rev, p1, p2, state) |
|
127 | stats = rebasenode(repo, rev, p1, p2, state) | |
128 | if stats and stats[3] > 0: |
|
128 | if stats and stats[3] > 0: | |
129 | raise util.Abort(_('fix unresolved conflicts with hg ' |
|
129 | raise util.Abort(_('fix unresolved conflicts with hg ' | |
130 | 'resolve then run hg rebase --continue')) |
|
130 | 'resolve then run hg rebase --continue')) | |
131 | updatedirstate(repo, rev, target, p2) |
|
131 | updatedirstate(repo, rev, target, p2) | |
132 | if not collapsef: |
|
132 | if not collapsef: | |
133 | extra = {'rebase_source': repo[rev].hex()} |
|
133 | extra = {'rebase_source': repo[rev].hex()} | |
134 | if extrafn: |
|
134 | if extrafn: | |
135 | extrafn(repo[rev], extra) |
|
135 | extrafn(repo[rev], extra) | |
136 | newrev = concludenode(repo, rev, p1, p2, extra=extra) |
|
136 | newrev = concludenode(repo, rev, p1, p2, extra=extra) | |
137 | else: |
|
137 | else: | |
138 | # Skip commit if we are collapsing |
|
138 | # Skip commit if we are collapsing | |
139 | repo.dirstate.setparents(repo[p1].node()) |
|
139 | repo.dirstate.setparents(repo[p1].node()) | |
140 | newrev = None |
|
140 | newrev = None | |
141 | # Update the state |
|
141 | # Update the state | |
142 | if newrev is not None: |
|
142 | if newrev is not None: | |
143 | state[rev] = repo[newrev].rev() |
|
143 | state[rev] = repo[newrev].rev() | |
144 | else: |
|
144 | else: | |
145 | if not collapsef: |
|
145 | if not collapsef: | |
146 | ui.note(_('no changes, revision %d skipped\n') % rev) |
|
146 | ui.note(_('no changes, revision %d skipped\n') % rev) | |
147 | ui.debug('next revision set to %s\n' % p1) |
|
147 | ui.debug('next revision set to %s\n' % p1) | |
148 | skipped.add(rev) |
|
148 | skipped.add(rev) | |
149 | state[rev] = p1 |
|
149 | state[rev] = p1 | |
150 |
|
150 | |||
151 | ui.note(_('rebase merging completed\n')) |
|
151 | ui.note(_('rebase merging completed\n')) | |
152 |
|
152 | |||
153 | if collapsef: |
|
153 | if collapsef: | |
154 | p1, p2 = defineparents(repo, min(state), target, |
|
154 | p1, p2 = defineparents(repo, min(state), target, | |
155 | state, targetancestors) |
|
155 | state, targetancestors) | |
156 | commitmsg = 'Collapsed revision' |
|
156 | commitmsg = 'Collapsed revision' | |
157 | for rebased in state: |
|
157 | for rebased in state: | |
158 | if rebased not in skipped and state[rebased] != nullmerge: |
|
158 | if rebased not in skipped and state[rebased] != nullmerge: | |
159 | commitmsg += '\n* %s' % repo[rebased].description() |
|
159 | commitmsg += '\n* %s' % repo[rebased].description() | |
160 | commitmsg = ui.edit(commitmsg, repo.ui.username()) |
|
160 | commitmsg = ui.edit(commitmsg, repo.ui.username()) | |
161 | newrev = concludenode(repo, rev, p1, external, commitmsg=commitmsg, |
|
161 | newrev = concludenode(repo, rev, p1, external, commitmsg=commitmsg, | |
162 | extra=extrafn) |
|
162 | extra=extrafn) | |
163 |
|
163 | |||
164 | if 'qtip' in repo.tags(): |
|
164 | if 'qtip' in repo.tags(): | |
165 | updatemq(repo, state, skipped, **opts) |
|
165 | updatemq(repo, state, skipped, **opts) | |
166 |
|
166 | |||
167 | if not keepf: |
|
167 | if not keepf: | |
168 | # Remove no more useful revisions |
|
168 | # Remove no more useful revisions | |
169 | rebased = [rev for rev in state if state[rev] != nullmerge] |
|
169 | rebased = [rev for rev in state if state[rev] != nullmerge] | |
170 | if rebased: |
|
170 | if rebased: | |
171 | if set(repo.changelog.descendants(min(rebased))) - set(state): |
|
171 | if set(repo.changelog.descendants(min(rebased))) - set(state): | |
172 |
ui.warn(_("warning: new changesets detected |
|
172 | ui.warn(_("warning: new changesets detected " | |
173 |
|
|
173 | "on source branch, not stripping\n")) | |
174 | else: |
|
174 | else: | |
175 | repair.strip(ui, repo, repo[min(rebased)].node(), "strip") |
|
175 | repair.strip(ui, repo, repo[min(rebased)].node(), "strip") | |
176 |
|
176 | |||
177 | clearstatus(repo) |
|
177 | clearstatus(repo) | |
178 | ui.status(_("rebase completed\n")) |
|
178 | ui.status(_("rebase completed\n")) | |
179 | if os.path.exists(repo.sjoin('undo')): |
|
179 | if os.path.exists(repo.sjoin('undo')): | |
180 | util.unlink(repo.sjoin('undo')) |
|
180 | util.unlink(repo.sjoin('undo')) | |
181 | if skipped: |
|
181 | if skipped: | |
182 | ui.note(_("%d revisions have been skipped\n") % len(skipped)) |
|
182 | ui.note(_("%d revisions have been skipped\n") % len(skipped)) | |
183 | finally: |
|
183 | finally: | |
184 | release(lock, wlock) |
|
184 | release(lock, wlock) | |
185 |
|
185 | |||
186 | def rebasemerge(repo, rev, first=False): |
|
186 | def rebasemerge(repo, rev, first=False): | |
187 | 'return the correct ancestor' |
|
187 | 'return the correct ancestor' | |
188 | oldancestor = ancestor.ancestor |
|
188 | oldancestor = ancestor.ancestor | |
189 |
|
189 | |||
190 | def newancestor(a, b, pfunc): |
|
190 | def newancestor(a, b, pfunc): | |
191 | if b == rev: |
|
191 | if b == rev: | |
192 | return repo[rev].parents()[0].rev() |
|
192 | return repo[rev].parents()[0].rev() | |
193 | return oldancestor(a, b, pfunc) |
|
193 | return oldancestor(a, b, pfunc) | |
194 |
|
194 | |||
195 | if not first: |
|
195 | if not first: | |
196 | ancestor.ancestor = newancestor |
|
196 | ancestor.ancestor = newancestor | |
197 | else: |
|
197 | else: | |
198 | repo.ui.debug("first revision, do not change ancestor\n") |
|
198 | repo.ui.debug("first revision, do not change ancestor\n") | |
199 | try: |
|
199 | try: | |
200 | stats = merge.update(repo, rev, True, True, False) |
|
200 | stats = merge.update(repo, rev, True, True, False) | |
201 | return stats |
|
201 | return stats | |
202 | finally: |
|
202 | finally: | |
203 | ancestor.ancestor = oldancestor |
|
203 | ancestor.ancestor = oldancestor | |
204 |
|
204 | |||
205 | def checkexternal(repo, state, targetancestors): |
|
205 | def checkexternal(repo, state, targetancestors): | |
206 | """Check whether one or more external revisions need to be taken in |
|
206 | """Check whether one or more external revisions need to be taken in | |
207 | consideration. In the latter case, abort. |
|
207 | consideration. In the latter case, abort. | |
208 | """ |
|
208 | """ | |
209 | external = nullrev |
|
209 | external = nullrev | |
210 | source = min(state) |
|
210 | source = min(state) | |
211 | for rev in state: |
|
211 | for rev in state: | |
212 | if rev == source: |
|
212 | if rev == source: | |
213 | continue |
|
213 | continue | |
214 | # Check externals and fail if there are more than one |
|
214 | # Check externals and fail if there are more than one | |
215 | for p in repo[rev].parents(): |
|
215 | for p in repo[rev].parents(): | |
216 | if (p.rev() not in state |
|
216 | if (p.rev() not in state | |
217 | and p.rev() not in targetancestors): |
|
217 | and p.rev() not in targetancestors): | |
218 | if external != nullrev: |
|
218 | if external != nullrev: | |
219 | raise util.Abort(_('unable to collapse, there is more ' |
|
219 | raise util.Abort(_('unable to collapse, there is more ' | |
220 | 'than one external parent')) |
|
220 | 'than one external parent')) | |
221 | external = p.rev() |
|
221 | external = p.rev() | |
222 | return external |
|
222 | return external | |
223 |
|
223 | |||
224 | def updatedirstate(repo, rev, p1, p2): |
|
224 | def updatedirstate(repo, rev, p1, p2): | |
225 | """Keep track of renamed files in the revision that is going to be rebased |
|
225 | """Keep track of renamed files in the revision that is going to be rebased | |
226 | """ |
|
226 | """ | |
227 | # Here we simulate the copies and renames in the source changeset |
|
227 | # Here we simulate the copies and renames in the source changeset | |
228 | cop, diver = copies.copies(repo, repo[rev], repo[p1], repo[p2], True) |
|
228 | cop, diver = copies.copies(repo, repo[rev], repo[p1], repo[p2], True) | |
229 | m1 = repo[rev].manifest() |
|
229 | m1 = repo[rev].manifest() | |
230 | m2 = repo[p1].manifest() |
|
230 | m2 = repo[p1].manifest() | |
231 | for k, v in cop.iteritems(): |
|
231 | for k, v in cop.iteritems(): | |
232 | if k in m1: |
|
232 | if k in m1: | |
233 | if v in m1 or v in m2: |
|
233 | if v in m1 or v in m2: | |
234 | repo.dirstate.copy(v, k) |
|
234 | repo.dirstate.copy(v, k) | |
235 | if v in m2 and v not in m1: |
|
235 | if v in m2 and v not in m1: | |
236 | repo.dirstate.remove(v) |
|
236 | repo.dirstate.remove(v) | |
237 |
|
237 | |||
238 | def concludenode(repo, rev, p1, p2, commitmsg=None, extra=None): |
|
238 | def concludenode(repo, rev, p1, p2, commitmsg=None, extra=None): | |
239 | 'Commit the changes and store useful information in extra' |
|
239 | 'Commit the changes and store useful information in extra' | |
240 | try: |
|
240 | try: | |
241 | repo.dirstate.setparents(repo[p1].node(), repo[p2].node()) |
|
241 | repo.dirstate.setparents(repo[p1].node(), repo[p2].node()) | |
242 | if commitmsg is None: |
|
242 | if commitmsg is None: | |
243 | commitmsg = repo[rev].description() |
|
243 | commitmsg = repo[rev].description() | |
244 | if extra is None: |
|
244 | if extra is None: | |
245 | extra = {} |
|
245 | extra = {} | |
246 | # Commit might fail if unresolved files exist |
|
246 | # Commit might fail if unresolved files exist | |
247 | newrev = repo.commit(text=commitmsg, user=repo[rev].user(), |
|
247 | newrev = repo.commit(text=commitmsg, user=repo[rev].user(), | |
248 | date=repo[rev].date(), extra=extra) |
|
248 | date=repo[rev].date(), extra=extra) | |
249 | repo.dirstate.setbranch(repo[newrev].branch()) |
|
249 | repo.dirstate.setbranch(repo[newrev].branch()) | |
250 | return newrev |
|
250 | return newrev | |
251 | except util.Abort: |
|
251 | except util.Abort: | |
252 | # Invalidate the previous setparents |
|
252 | # Invalidate the previous setparents | |
253 | repo.dirstate.invalidate() |
|
253 | repo.dirstate.invalidate() | |
254 | raise |
|
254 | raise | |
255 |
|
255 | |||
256 | def rebasenode(repo, rev, p1, p2, state): |
|
256 | def rebasenode(repo, rev, p1, p2, state): | |
257 | 'Rebase a single revision' |
|
257 | 'Rebase a single revision' | |
258 | # Merge phase |
|
258 | # Merge phase | |
259 | # Update to target and merge it with local |
|
259 | # Update to target and merge it with local | |
260 | if repo['.'].rev() != repo[p1].rev(): |
|
260 | if repo['.'].rev() != repo[p1].rev(): | |
261 | repo.ui.debug(" update to %d:%s\n" % (repo[p1].rev(), repo[p1])) |
|
261 | repo.ui.debug(" update to %d:%s\n" % (repo[p1].rev(), repo[p1])) | |
262 | merge.update(repo, p1, False, True, False) |
|
262 | merge.update(repo, p1, False, True, False) | |
263 | else: |
|
263 | else: | |
264 | repo.ui.debug(" already in target\n") |
|
264 | repo.ui.debug(" already in target\n") | |
265 | repo.dirstate.write() |
|
265 | repo.dirstate.write() | |
266 | repo.ui.debug(" merge against %d:%s\n" % (repo[rev].rev(), repo[rev])) |
|
266 | repo.ui.debug(" merge against %d:%s\n" % (repo[rev].rev(), repo[rev])) | |
267 | first = repo[rev].rev() == repo[min(state)].rev() |
|
267 | first = repo[rev].rev() == repo[min(state)].rev() | |
268 | stats = rebasemerge(repo, rev, first) |
|
268 | stats = rebasemerge(repo, rev, first) | |
269 | return stats |
|
269 | return stats | |
270 |
|
270 | |||
271 | def defineparents(repo, rev, target, state, targetancestors): |
|
271 | def defineparents(repo, rev, target, state, targetancestors): | |
272 | 'Return the new parent relationship of the revision that will be rebased' |
|
272 | 'Return the new parent relationship of the revision that will be rebased' | |
273 | parents = repo[rev].parents() |
|
273 | parents = repo[rev].parents() | |
274 | p1 = p2 = nullrev |
|
274 | p1 = p2 = nullrev | |
275 |
|
275 | |||
276 | P1n = parents[0].rev() |
|
276 | P1n = parents[0].rev() | |
277 | if P1n in targetancestors: |
|
277 | if P1n in targetancestors: | |
278 | p1 = target |
|
278 | p1 = target | |
279 | elif P1n in state: |
|
279 | elif P1n in state: | |
280 | if state[P1n] == nullmerge: |
|
280 | if state[P1n] == nullmerge: | |
281 | p1 = target |
|
281 | p1 = target | |
282 | else: |
|
282 | else: | |
283 | p1 = state[P1n] |
|
283 | p1 = state[P1n] | |
284 | else: # P1n external |
|
284 | else: # P1n external | |
285 | p1 = target |
|
285 | p1 = target | |
286 | p2 = P1n |
|
286 | p2 = P1n | |
287 |
|
287 | |||
288 | if len(parents) == 2 and parents[1].rev() not in targetancestors: |
|
288 | if len(parents) == 2 and parents[1].rev() not in targetancestors: | |
289 | P2n = parents[1].rev() |
|
289 | P2n = parents[1].rev() | |
290 | # interesting second parent |
|
290 | # interesting second parent | |
291 | if P2n in state: |
|
291 | if P2n in state: | |
292 | if p1 == target: # P1n in targetancestors or external |
|
292 | if p1 == target: # P1n in targetancestors or external | |
293 | p1 = state[P2n] |
|
293 | p1 = state[P2n] | |
294 | else: |
|
294 | else: | |
295 | p2 = state[P2n] |
|
295 | p2 = state[P2n] | |
296 | else: # P2n external |
|
296 | else: # P2n external | |
297 | if p2 != nullrev: # P1n external too => rev is a merged revision |
|
297 | if p2 != nullrev: # P1n external too => rev is a merged revision | |
298 | raise util.Abort(_('cannot use revision %d as base, result ' |
|
298 | raise util.Abort(_('cannot use revision %d as base, result ' | |
299 | 'would have 3 parents') % rev) |
|
299 | 'would have 3 parents') % rev) | |
300 | p2 = P2n |
|
300 | p2 = P2n | |
301 | repo.ui.debug(" future parents are %d and %d\n" % |
|
301 | repo.ui.debug(" future parents are %d and %d\n" % | |
302 | (repo[p1].rev(), repo[p2].rev())) |
|
302 | (repo[p1].rev(), repo[p2].rev())) | |
303 | return p1, p2 |
|
303 | return p1, p2 | |
304 |
|
304 | |||
305 | def isagitpatch(repo, patchname): |
|
305 | def isagitpatch(repo, patchname): | |
306 | 'Return true if the given patch is in git format' |
|
306 | 'Return true if the given patch is in git format' | |
307 | mqpatch = os.path.join(repo.mq.path, patchname) |
|
307 | mqpatch = os.path.join(repo.mq.path, patchname) | |
308 | for line in patch.linereader(file(mqpatch, 'rb')): |
|
308 | for line in patch.linereader(file(mqpatch, 'rb')): | |
309 | if line.startswith('diff --git'): |
|
309 | if line.startswith('diff --git'): | |
310 | return True |
|
310 | return True | |
311 | return False |
|
311 | return False | |
312 |
|
312 | |||
313 | def updatemq(repo, state, skipped, **opts): |
|
313 | def updatemq(repo, state, skipped, **opts): | |
314 | 'Update rebased mq patches - finalize and then import them' |
|
314 | 'Update rebased mq patches - finalize and then import them' | |
315 | mqrebase = {} |
|
315 | mqrebase = {} | |
316 | for p in repo.mq.applied: |
|
316 | for p in repo.mq.applied: | |
317 | if repo[p.rev].rev() in state: |
|
317 | if repo[p.rev].rev() in state: | |
318 | repo.ui.debug('revision %d is an mq patch (%s), finalize it.\n' % |
|
318 | repo.ui.debug('revision %d is an mq patch (%s), finalize it.\n' % | |
319 | (repo[p.rev].rev(), p.name)) |
|
319 | (repo[p.rev].rev(), p.name)) | |
320 | mqrebase[repo[p.rev].rev()] = (p.name, isagitpatch(repo, p.name)) |
|
320 | mqrebase[repo[p.rev].rev()] = (p.name, isagitpatch(repo, p.name)) | |
321 |
|
321 | |||
322 | if mqrebase: |
|
322 | if mqrebase: | |
323 | repo.mq.finish(repo, mqrebase.keys()) |
|
323 | repo.mq.finish(repo, mqrebase.keys()) | |
324 |
|
324 | |||
325 | # We must start import from the newest revision |
|
325 | # We must start import from the newest revision | |
326 | for rev in sorted(mqrebase, reverse=True): |
|
326 | for rev in sorted(mqrebase, reverse=True): | |
327 | if rev not in skipped: |
|
327 | if rev not in skipped: | |
328 | repo.ui.debug('import mq patch %d (%s)\n' |
|
328 | repo.ui.debug('import mq patch %d (%s)\n' | |
329 | % (state[rev], mqrebase[rev][0])) |
|
329 | % (state[rev], mqrebase[rev][0])) | |
330 | repo.mq.qimport(repo, (), patchname=mqrebase[rev][0], |
|
330 | repo.mq.qimport(repo, (), patchname=mqrebase[rev][0], | |
331 | git=mqrebase[rev][1],rev=[str(state[rev])]) |
|
331 | git=mqrebase[rev][1],rev=[str(state[rev])]) | |
332 | repo.mq.save_dirty() |
|
332 | repo.mq.save_dirty() | |
333 |
|
333 | |||
334 | def storestatus(repo, originalwd, target, state, collapse, keep, keepbranches, |
|
334 | def storestatus(repo, originalwd, target, state, collapse, keep, keepbranches, | |
335 | external): |
|
335 | external): | |
336 | 'Store the current status to allow recovery' |
|
336 | 'Store the current status to allow recovery' | |
337 | f = repo.opener("rebasestate", "w") |
|
337 | f = repo.opener("rebasestate", "w") | |
338 | f.write(repo[originalwd].hex() + '\n') |
|
338 | f.write(repo[originalwd].hex() + '\n') | |
339 | f.write(repo[target].hex() + '\n') |
|
339 | f.write(repo[target].hex() + '\n') | |
340 | f.write(repo[external].hex() + '\n') |
|
340 | f.write(repo[external].hex() + '\n') | |
341 | f.write('%d\n' % int(collapse)) |
|
341 | f.write('%d\n' % int(collapse)) | |
342 | f.write('%d\n' % int(keep)) |
|
342 | f.write('%d\n' % int(keep)) | |
343 | f.write('%d\n' % int(keepbranches)) |
|
343 | f.write('%d\n' % int(keepbranches)) | |
344 | for d, v in state.iteritems(): |
|
344 | for d, v in state.iteritems(): | |
345 | oldrev = repo[d].hex() |
|
345 | oldrev = repo[d].hex() | |
346 | newrev = repo[v].hex() |
|
346 | newrev = repo[v].hex() | |
347 | f.write("%s:%s\n" % (oldrev, newrev)) |
|
347 | f.write("%s:%s\n" % (oldrev, newrev)) | |
348 | f.close() |
|
348 | f.close() | |
349 | repo.ui.debug('rebase status stored\n') |
|
349 | repo.ui.debug('rebase status stored\n') | |
350 |
|
350 | |||
351 | def clearstatus(repo): |
|
351 | def clearstatus(repo): | |
352 | 'Remove the status files' |
|
352 | 'Remove the status files' | |
353 | if os.path.exists(repo.join("rebasestate")): |
|
353 | if os.path.exists(repo.join("rebasestate")): | |
354 | util.unlink(repo.join("rebasestate")) |
|
354 | util.unlink(repo.join("rebasestate")) | |
355 |
|
355 | |||
356 | def restorestatus(repo): |
|
356 | def restorestatus(repo): | |
357 | 'Restore a previously stored status' |
|
357 | 'Restore a previously stored status' | |
358 | try: |
|
358 | try: | |
359 | target = None |
|
359 | target = None | |
360 | collapse = False |
|
360 | collapse = False | |
361 | external = nullrev |
|
361 | external = nullrev | |
362 | state = {} |
|
362 | state = {} | |
363 | f = repo.opener("rebasestate") |
|
363 | f = repo.opener("rebasestate") | |
364 | for i, l in enumerate(f.read().splitlines()): |
|
364 | for i, l in enumerate(f.read().splitlines()): | |
365 | if i == 0: |
|
365 | if i == 0: | |
366 | originalwd = repo[l].rev() |
|
366 | originalwd = repo[l].rev() | |
367 | elif i == 1: |
|
367 | elif i == 1: | |
368 | target = repo[l].rev() |
|
368 | target = repo[l].rev() | |
369 | elif i == 2: |
|
369 | elif i == 2: | |
370 | external = repo[l].rev() |
|
370 | external = repo[l].rev() | |
371 | elif i == 3: |
|
371 | elif i == 3: | |
372 | collapse = bool(int(l)) |
|
372 | collapse = bool(int(l)) | |
373 | elif i == 4: |
|
373 | elif i == 4: | |
374 | keep = bool(int(l)) |
|
374 | keep = bool(int(l)) | |
375 | elif i == 5: |
|
375 | elif i == 5: | |
376 | keepbranches = bool(int(l)) |
|
376 | keepbranches = bool(int(l)) | |
377 | else: |
|
377 | else: | |
378 | oldrev, newrev = l.split(':') |
|
378 | oldrev, newrev = l.split(':') | |
379 | state[repo[oldrev].rev()] = repo[newrev].rev() |
|
379 | state[repo[oldrev].rev()] = repo[newrev].rev() | |
380 | repo.ui.debug('rebase status resumed\n') |
|
380 | repo.ui.debug('rebase status resumed\n') | |
381 | return originalwd, target, state, collapse, keep, keepbranches, external |
|
381 | return originalwd, target, state, collapse, keep, keepbranches, external | |
382 | except IOError, err: |
|
382 | except IOError, err: | |
383 | if err.errno != errno.ENOENT: |
|
383 | if err.errno != errno.ENOENT: | |
384 | raise |
|
384 | raise | |
385 | raise util.Abort(_('no rebase in progress')) |
|
385 | raise util.Abort(_('no rebase in progress')) | |
386 |
|
386 | |||
387 | def abort(repo, originalwd, target, state): |
|
387 | def abort(repo, originalwd, target, state): | |
388 | 'Restore the repository to its original state' |
|
388 | 'Restore the repository to its original state' | |
389 | if set(repo.changelog.descendants(target)) - set(state.values()): |
|
389 | if set(repo.changelog.descendants(target)) - set(state.values()): | |
390 | repo.ui.warn(_("warning: new changesets detected on target branch, " |
|
390 | repo.ui.warn(_("warning: new changesets detected on target branch, " | |
391 | "not stripping\n")) |
|
391 | "not stripping\n")) | |
392 | else: |
|
392 | else: | |
393 | # Strip from the first rebased revision |
|
393 | # Strip from the first rebased revision | |
394 | merge.update(repo, repo[originalwd].rev(), False, True, False) |
|
394 | merge.update(repo, repo[originalwd].rev(), False, True, False) | |
395 | rebased = filter(lambda x: x > -1, state.values()) |
|
395 | rebased = filter(lambda x: x > -1, state.values()) | |
396 | if rebased: |
|
396 | if rebased: | |
397 | strippoint = min(rebased) |
|
397 | strippoint = min(rebased) | |
398 | repair.strip(repo.ui, repo, repo[strippoint].node(), "strip") |
|
398 | repair.strip(repo.ui, repo, repo[strippoint].node(), "strip") | |
399 | clearstatus(repo) |
|
399 | clearstatus(repo) | |
400 | repo.ui.status(_('rebase aborted\n')) |
|
400 | repo.ui.status(_('rebase aborted\n')) | |
401 |
|
401 | |||
402 | def buildstate(repo, dest, src, base, detach): |
|
402 | def buildstate(repo, dest, src, base, detach): | |
403 | 'Define which revisions are going to be rebased and where' |
|
403 | 'Define which revisions are going to be rebased and where' | |
404 | targetancestors = set() |
|
404 | targetancestors = set() | |
405 | detachset = set() |
|
405 | detachset = set() | |
406 |
|
406 | |||
407 | if not dest: |
|
407 | if not dest: | |
408 | # Destination defaults to the latest revision in the current branch |
|
408 | # Destination defaults to the latest revision in the current branch | |
409 | branch = repo[None].branch() |
|
409 | branch = repo[None].branch() | |
410 | dest = repo[branch].rev() |
|
410 | dest = repo[branch].rev() | |
411 | else: |
|
411 | else: | |
412 | if 'qtip' in repo.tags() and (repo[dest].hex() in |
|
412 | if 'qtip' in repo.tags() and (repo[dest].hex() in | |
413 | [s.rev for s in repo.mq.applied]): |
|
413 | [s.rev for s in repo.mq.applied]): | |
414 | raise util.Abort(_('cannot rebase onto an applied mq patch')) |
|
414 | raise util.Abort(_('cannot rebase onto an applied mq patch')) | |
415 | dest = repo[dest].rev() |
|
415 | dest = repo[dest].rev() | |
416 |
|
416 | |||
417 | if src: |
|
417 | if src: | |
418 | commonbase = repo[src].ancestor(repo[dest]) |
|
418 | commonbase = repo[src].ancestor(repo[dest]) | |
419 | if commonbase == repo[src]: |
|
419 | if commonbase == repo[src]: | |
420 | raise util.Abort(_('source is ancestor of destination')) |
|
420 | raise util.Abort(_('source is ancestor of destination')) | |
421 | if commonbase == repo[dest]: |
|
421 | if commonbase == repo[dest]: | |
422 | raise util.Abort(_('source is descendant of destination')) |
|
422 | raise util.Abort(_('source is descendant of destination')) | |
423 | source = repo[src].rev() |
|
423 | source = repo[src].rev() | |
424 | if detach: |
|
424 | if detach: | |
425 | # We need to keep track of source's ancestors up to the common base |
|
425 | # We need to keep track of source's ancestors up to the common base | |
426 | srcancestors = set(repo.changelog.ancestors(source)) |
|
426 | srcancestors = set(repo.changelog.ancestors(source)) | |
427 | baseancestors = set(repo.changelog.ancestors(commonbase.rev())) |
|
427 | baseancestors = set(repo.changelog.ancestors(commonbase.rev())) | |
428 | detachset = srcancestors - baseancestors |
|
428 | detachset = srcancestors - baseancestors | |
429 | detachset.remove(commonbase.rev()) |
|
429 | detachset.remove(commonbase.rev()) | |
430 | else: |
|
430 | else: | |
431 | if base: |
|
431 | if base: | |
432 | cwd = repo[base].rev() |
|
432 | cwd = repo[base].rev() | |
433 | else: |
|
433 | else: | |
434 | cwd = repo['.'].rev() |
|
434 | cwd = repo['.'].rev() | |
435 |
|
435 | |||
436 | if cwd == dest: |
|
436 | if cwd == dest: | |
437 | repo.ui.debug('source and destination are the same\n') |
|
437 | repo.ui.debug('source and destination are the same\n') | |
438 | return None |
|
438 | return None | |
439 |
|
439 | |||
440 | targetancestors = set(repo.changelog.ancestors(dest)) |
|
440 | targetancestors = set(repo.changelog.ancestors(dest)) | |
441 | if cwd in targetancestors: |
|
441 | if cwd in targetancestors: | |
442 | repo.ui.debug('source is ancestor of destination\n') |
|
442 | repo.ui.debug('source is ancestor of destination\n') | |
443 | return None |
|
443 | return None | |
444 |
|
444 | |||
445 | cwdancestors = set(repo.changelog.ancestors(cwd)) |
|
445 | cwdancestors = set(repo.changelog.ancestors(cwd)) | |
446 | if dest in cwdancestors: |
|
446 | if dest in cwdancestors: | |
447 | repo.ui.debug('source is descendant of destination\n') |
|
447 | repo.ui.debug('source is descendant of destination\n') | |
448 | return None |
|
448 | return None | |
449 |
|
449 | |||
450 | cwdancestors.add(cwd) |
|
450 | cwdancestors.add(cwd) | |
451 | rebasingbranch = cwdancestors - targetancestors |
|
451 | rebasingbranch = cwdancestors - targetancestors | |
452 | source = min(rebasingbranch) |
|
452 | source = min(rebasingbranch) | |
453 |
|
453 | |||
454 | repo.ui.debug('rebase onto %d starting from %d\n' % (dest, source)) |
|
454 | repo.ui.debug('rebase onto %d starting from %d\n' % (dest, source)) | |
455 | state = dict.fromkeys(repo.changelog.descendants(source), nullrev) |
|
455 | state = dict.fromkeys(repo.changelog.descendants(source), nullrev) | |
456 | state.update(dict.fromkeys(detachset, nullmerge)) |
|
456 | state.update(dict.fromkeys(detachset, nullmerge)) | |
457 | state[source] = nullrev |
|
457 | state[source] = nullrev | |
458 | return repo['.'].rev(), repo[dest].rev(), state |
|
458 | return repo['.'].rev(), repo[dest].rev(), state | |
459 |
|
459 | |||
460 | def pullrebase(orig, ui, repo, *args, **opts): |
|
460 | def pullrebase(orig, ui, repo, *args, **opts): | |
461 | 'Call rebase after pull if the latter has been invoked with --rebase' |
|
461 | 'Call rebase after pull if the latter has been invoked with --rebase' | |
462 | if opts.get('rebase'): |
|
462 | if opts.get('rebase'): | |
463 | if opts.get('update'): |
|
463 | if opts.get('update'): | |
464 | del opts['update'] |
|
464 | del opts['update'] | |
465 | ui.debug('--update and --rebase are not compatible, ignoring ' |
|
465 | ui.debug('--update and --rebase are not compatible, ignoring ' | |
466 | 'the update flag\n') |
|
466 | 'the update flag\n') | |
467 |
|
467 | |||
468 | cmdutil.bail_if_changed(repo) |
|
468 | cmdutil.bail_if_changed(repo) | |
469 | revsprepull = len(repo) |
|
469 | revsprepull = len(repo) | |
470 | orig(ui, repo, *args, **opts) |
|
470 | orig(ui, repo, *args, **opts) | |
471 | revspostpull = len(repo) |
|
471 | revspostpull = len(repo) | |
472 | if revspostpull > revsprepull: |
|
472 | if revspostpull > revsprepull: | |
473 | rebase(ui, repo, **opts) |
|
473 | rebase(ui, repo, **opts) | |
474 | branch = repo[None].branch() |
|
474 | branch = repo[None].branch() | |
475 | dest = repo[branch].rev() |
|
475 | dest = repo[branch].rev() | |
476 | if dest != repo['.'].rev(): |
|
476 | if dest != repo['.'].rev(): | |
477 | # there was nothing to rebase we force an update |
|
477 | # there was nothing to rebase we force an update | |
478 | merge.update(repo, dest, False, False, False) |
|
478 | merge.update(repo, dest, False, False, False) | |
479 | else: |
|
479 | else: | |
480 | orig(ui, repo, *args, **opts) |
|
480 | orig(ui, repo, *args, **opts) | |
481 |
|
481 | |||
482 | def uisetup(ui): |
|
482 | def uisetup(ui): | |
483 | 'Replace pull with a decorator to provide --rebase option' |
|
483 | 'Replace pull with a decorator to provide --rebase option' | |
484 | entry = extensions.wrapcommand(commands.table, 'pull', pullrebase) |
|
484 | entry = extensions.wrapcommand(commands.table, 'pull', pullrebase) | |
485 | entry[1].append(('', 'rebase', None, |
|
485 | entry[1].append(('', 'rebase', None, | |
486 | _("rebase working directory to branch head")) |
|
486 | _("rebase working directory to branch head")) | |
487 | ) |
|
487 | ) | |
488 |
|
488 | |||
489 | cmdtable = { |
|
489 | cmdtable = { | |
490 | "rebase": |
|
490 | "rebase": | |
491 | (rebase, |
|
491 | (rebase, | |
492 | [ |
|
492 | [ | |
493 | ('s', 'source', '', _('rebase from a given revision')), |
|
493 | ('s', 'source', '', _('rebase from a given revision')), | |
494 | ('b', 'base', '', _('rebase from the base of a given revision')), |
|
494 | ('b', 'base', '', _('rebase from the base of a given revision')), | |
495 | ('d', 'dest', '', _('rebase onto a given revision')), |
|
495 | ('d', 'dest', '', _('rebase onto a given revision')), | |
496 | ('', 'collapse', False, _('collapse the rebased changesets')), |
|
496 | ('', 'collapse', False, _('collapse the rebased changesets')), | |
497 | ('', 'keep', False, _('keep original changesets')), |
|
497 | ('', 'keep', False, _('keep original changesets')), | |
498 | ('', 'keepbranches', False, _('keep original branch names')), |
|
498 | ('', 'keepbranches', False, _('keep original branch names')), | |
499 | ('', 'detach', False, _('force detaching of source from its original ' |
|
499 | ('', 'detach', False, _('force detaching of source from its original ' | |
500 | 'branch')), |
|
500 | 'branch')), | |
501 | ('c', 'continue', False, _('continue an interrupted rebase')), |
|
501 | ('c', 'continue', False, _('continue an interrupted rebase')), | |
502 | ('a', 'abort', False, _('abort an interrupted rebase'))] + |
|
502 | ('a', 'abort', False, _('abort an interrupted rebase'))] + | |
503 | templateopts, |
|
503 | templateopts, | |
504 | _('hg rebase [-s REV | -b REV] [-d REV] [--collapse] [--detach] ' |
|
504 | _('hg rebase [-s REV | -b REV] [-d REV] [--collapse] [--detach] ' | |
505 | '[--keep] [--keepbranches] | [-c] | [-a]')), |
|
505 | '[--keep] [--keepbranches] | [-c] | [-a]')), | |
506 | } |
|
506 | } |
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