annotate mercurial/merge.py @ 3881:c0a12e6441a5

Fix copy detection corner case We were aborting if the copied from rev was before the cut-off limit, rather than the copied _to_ rev. The copied from rev can be arbitrarily old.
author Matt Mackall <mpm@selenic.com>
date Tue, 12 Dec 2006 17:52:33 -0600
parents 46abbed02b2d
children 1e0b94cfba0e c95060a5391a
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1 # merge.py - directory-level update/merge handling for Mercurial
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2 #
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3 # Copyright 2006 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 node import *
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9 from i18n import gettext as _
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10 from demandload import *
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11 demandload(globals(), "errno util os tempfile")
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12
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13 def filemerge(repo, fw, fo, wctx, mctx):
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14 """perform a 3-way merge in the working directory
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15
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16 fw = filename in the working directory
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17 fo = filename in other parent
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18 wctx, mctx = working and merge changecontexts
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19 """
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20
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21 def temp(prefix, ctx):
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22 pre = "%s~%s." % (os.path.basename(ctx.path()), prefix)
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23 (fd, name) = tempfile.mkstemp(prefix=pre)
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24 f = os.fdopen(fd, "wb")
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25 repo.wwrite(ctx.path(), ctx.data(), f)
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26 f.close()
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27 return name
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28
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29 fcm = wctx.filectx(fw)
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30 fco = mctx.filectx(fo)
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31
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32 if not fco.cmp(fcm.data()): # files identical?
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33 return None
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34
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35 fca = fcm.ancestor(fco)
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36 if not fca:
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37 fca = repo.filectx(fw, fileid=nullrev)
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38 a = repo.wjoin(fw)
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39 b = temp("base", fca)
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40 c = temp("other", fco)
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41
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42 if fw != fo:
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43 repo.ui.status(_("merging %s and %s\n") % (fw, fo))
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44 else:
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45 repo.ui.status(_("merging %s\n") % fw)
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46
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47 repo.ui.debug(_("my %s other %s ancestor %s\n") % (fcm, fco, fca))
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48
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49 cmd = (os.environ.get("HGMERGE") or repo.ui.config("ui", "merge")
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50 or "hgmerge")
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51 r = util.system('%s "%s" "%s" "%s"' % (cmd, a, b, c), cwd=repo.root,
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52 environ={'HG_FILE': fw,
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53 'HG_MY_NODE': str(wctx.parents()[0]),
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54 'HG_OTHER_NODE': str(mctx)})
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55 if r:
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56 repo.ui.warn(_("merging %s failed!\n") % fw)
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57
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58 os.unlink(b)
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59 os.unlink(c)
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60 return r
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61
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62 def checkunknown(wctx, mctx):
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63 "check for collisions between unknown files and files in mctx"
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64 man = mctx.manifest()
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65 for f in wctx.unknown():
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66 if f in man:
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67 if mctx.filectx(f).cmp(wctx.filectx(f).data()):
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68 raise util.Abort(_("untracked local file '%s' differs"\
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69 " from remote version") % f)
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70
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71 def checkcollision(mctx):
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72 "check for case folding collisions in the destination context"
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73 folded = {}
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74 for fn in mctx.manifest():
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75 fold = fn.lower()
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76 if fold in folded:
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77 raise util.Abort(_("case-folding collision between %s and %s")
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78 % (fn, folded[fold]))
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79 folded[fold] = fn
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80
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81 def forgetremoved(wctx, mctx):
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82 """
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83 Forget removed files
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84
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85 If we're jumping between revisions (as opposed to merging), and if
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86 neither the working directory nor the target rev has the file,
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87 then we need to remove it from the dirstate, to prevent the
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88 dirstate from listing the file when it is no longer in the
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89 manifest.
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90 """
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91
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92 action = []
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93 man = mctx.manifest()
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94 for f in wctx.deleted() + wctx.removed():
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95 if f not in man:
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96 action.append((f, "f"))
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97
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98 return action
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99
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100 def findcopies(repo, m1, m2, ma, limit):
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101 """
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102 Find moves and copies between m1 and m2 back to limit linkrev
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103 """
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104
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105 def findold(fctx):
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106 "find files that path was copied from, back to linkrev limit"
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107 old = {}
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108 orig = fctx.path()
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109 visit = [fctx]
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110 while visit:
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111 fc = visit.pop()
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112 if fc.path() != orig and fc.path() not in old:
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113 old[fc.path()] = 1
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114 if fc.rev() < limit:
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115 continue
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116 visit += fc.parents()
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117
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118 old = old.keys()
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119 old.sort()
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120 return old
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121
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122 def nonoverlap(d1, d2, d3):
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123 "Return list of elements in d1 not in d2 or d3"
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124 l = [d for d in d1 if d not in d3 and d not in d2]
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125 l.sort()
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126 return l
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127
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128 def checkcopies(c, man):
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129 '''check possible copies for filectx c'''
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130 for of in findold(c):
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131 if of not in man:
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132 return
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133 c2 = ctx(of, man[of])
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134 ca = c.ancestor(c2)
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135 if not ca: # unrelated
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136 return
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137 if ca.path() == c.path() or ca.path() == c2.path():
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138 fullcopy[c.path()] = of
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139 if c == ca or c2 == ca: # no merge needed, ignore copy
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140 return
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141 copy[c.path()] = of
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142
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parents: 3732
diff changeset
143 def dirs(files):
9e67fecbfd16 merge: handle directory renames
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parents: 3732
diff changeset
144 d = {}
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
145 for f in files:
9e67fecbfd16 merge: handle directory renames
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parents: 3732
diff changeset
146 d[os.path.dirname(f)] = True
9e67fecbfd16 merge: handle directory renames
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parents: 3732
diff changeset
147 return d
9e67fecbfd16 merge: handle directory renames
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parents: 3732
diff changeset
148
3377
8c36b33a27c7 merge: turn followcopies on by default
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parents: 3323
diff changeset
149 if not repo.ui.configbool("merge", "followcopies", True):
3255
f05c182430a0 merge: add rename following
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parents: 3254
diff changeset
150 return {}
f05c182430a0 merge: add rename following
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parents: 3254
diff changeset
151
3161
1839e6e91c3a findcopies: shortcut for empty working dir
Matt Mackall <mpm@selenic.com>
parents: 3157
diff changeset
152 # avoid silly behavior for update from empty dir
3731
b4af5f92e04b merge: move check for empty ancestor into findcopies
Matt Mackall <mpm@selenic.com>
parents: 3730
diff changeset
153 if not m1 or not m2 or not ma:
3161
1839e6e91c3a findcopies: shortcut for empty working dir
Matt Mackall <mpm@selenic.com>
parents: 3157
diff changeset
154 return {}
1839e6e91c3a findcopies: shortcut for empty working dir
Matt Mackall <mpm@selenic.com>
parents: 3157
diff changeset
155
3157
56c59ba7aa76 findcopies: use dirstate rename information
Matt Mackall <mpm@selenic.com>
parents: 3155
diff changeset
156 dcopies = repo.dirstate.copies()
3155
c82ea81d6850 Add core copy detection algorithm
Matt Mackall <mpm@selenic.com>
parents: 3122
diff changeset
157 copy = {}
3733
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Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
158 fullcopy = {}
3377
8c36b33a27c7 merge: turn followcopies on by default
Matt Mackall <mpm@selenic.com>
parents: 3323
diff changeset
159 u1 = nonoverlap(m1, m2, ma)
8c36b33a27c7 merge: turn followcopies on by default
Matt Mackall <mpm@selenic.com>
parents: 3323
diff changeset
160 u2 = nonoverlap(m2, m1, ma)
3673
eb0b4a2d70a9 white space and line break cleanups
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3620
diff changeset
161 ctx = util.cachefunc(lambda f, n: repo.filectx(f, fileid=n[:20]))
3155
c82ea81d6850 Add core copy detection algorithm
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parents: 3122
diff changeset
162
c82ea81d6850 Add core copy detection algorithm
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parents: 3122
diff changeset
163 for f in u1:
3732
ffe9fef84801 merge: pull findcopies helpers inside, refactor checkpair to checkcopies
Matt Mackall <mpm@selenic.com>
parents: 3731
diff changeset
164 checkcopies(ctx(dcopies.get(f, f), m1[f]), m2)
3155
c82ea81d6850 Add core copy detection algorithm
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parents: 3122
diff changeset
165
c82ea81d6850 Add core copy detection algorithm
Matt Mackall <mpm@selenic.com>
parents: 3122
diff changeset
166 for f in u2:
3732
ffe9fef84801 merge: pull findcopies helpers inside, refactor checkpair to checkcopies
Matt Mackall <mpm@selenic.com>
parents: 3731
diff changeset
167 checkcopies(ctx(f, m2[f]), m1)
3155
c82ea81d6850 Add core copy detection algorithm
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parents: 3122
diff changeset
168
3733
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parents: 3732
diff changeset
169 if not fullcopy or not repo.ui.configbool("merge", "followdirs", True):
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parents: 3732
diff changeset
170 return copy
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Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
171
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
172 # generate a directory move map
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Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
173 d1, d2 = dirs(m1), dirs(m2)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
174 invalid = {}
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
175 dirmove = {}
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Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
176
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
177 for dst, src in fullcopy.items():
9e67fecbfd16 merge: handle directory renames
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parents: 3732
diff changeset
178 dsrc, ddst = os.path.dirname(src), os.path.dirname(dst)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
179 if dsrc in invalid:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
180 continue
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
181 elif (dsrc in d1 and ddst in d1) or (dsrc in d2 and ddst in d2):
9e67fecbfd16 merge: handle directory renames
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parents: 3732
diff changeset
182 invalid[dsrc] = True
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
183 elif dsrc in dirmove and dirmove[dsrc] != ddst:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
184 invalid[dsrc] = True
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
185 del dirmove[dsrc]
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
186 else:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
187 dirmove[dsrc] = ddst
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
188
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
189 del d1, d2, invalid
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
190
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
191 if not dirmove:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
192 return copy
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
193
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
194 # check unaccounted nonoverlapping files
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Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
195 for f in u1 + u2:
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Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
196 if f not in fullcopy:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
197 d = os.path.dirname(f)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
198 if d in dirmove:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
199 copy[f] = dirmove[d] + "/" + os.path.basename(f)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
200
3155
c82ea81d6850 Add core copy detection algorithm
Matt Mackall <mpm@selenic.com>
parents: 3122
diff changeset
201 return copy
c82ea81d6850 Add core copy detection algorithm
Matt Mackall <mpm@selenic.com>
parents: 3122
diff changeset
202
3301
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
203 def manifestmerge(repo, p1, p2, pa, overwrite, partial):
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
204 """
3322
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3320
diff changeset
205 Merge p1 and p2 with ancestor ma and generate merge action list
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3320
diff changeset
206
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3320
diff changeset
207 overwrite = whether we clobber working files
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3320
diff changeset
208 partial = function to filter file lists
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
209 """
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
210
3320
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3318
diff changeset
211 repo.ui.note(_("resolving manifests\n"))
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3318
diff changeset
212 repo.ui.debug(_(" overwrite %s partial %s\n") % (overwrite, bool(partial)))
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3318
diff changeset
213 repo.ui.debug(_(" ancestor %s local %s remote %s\n") % (pa, p1, p2))
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3318
diff changeset
214
3301
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
215 m1 = p1.manifest()
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
216 m2 = p2.manifest()
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
217 ma = pa.manifest()
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
218 backwards = (pa == p2)
3320
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3318
diff changeset
219 action = []
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3318
diff changeset
220 copy = {}
3301
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
221
3255
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
222 def fmerge(f, f2=None, fa=None):
3119
5644a05a608c merge: simplify exec flag handling
Matt Mackall <mpm@selenic.com>
parents: 3118
diff changeset
223 """merge executable flags"""
3255
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
224 if not f2:
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
225 f2 = f
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
226 fa = f
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
227 a, b, c = ma.execf(fa), m1.execf(f), m2.execf(f2)
3119
5644a05a608c merge: simplify exec flag handling
Matt Mackall <mpm@selenic.com>
parents: 3118
diff changeset
228 return ((a^b) | (a^c)) ^ a
5644a05a608c merge: simplify exec flag handling
Matt Mackall <mpm@selenic.com>
parents: 3118
diff changeset
229
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
230 def act(msg, m, f, *args):
3301
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
231 repo.ui.debug(" %s: %s -> %s\n" % (f, msg, m))
3122
2ef0b3aae186 merge: simplify actions with helper function
Matt Mackall <mpm@selenic.com>
parents: 3121
diff changeset
232 action.append((f, m) + args)
2ef0b3aae186 merge: simplify actions with helper function
Matt Mackall <mpm@selenic.com>
parents: 3121
diff changeset
233
3731
b4af5f92e04b merge: move check for empty ancestor into findcopies
Matt Mackall <mpm@selenic.com>
parents: 3730
diff changeset
234 if not (backwards or overwrite):
3377
8c36b33a27c7 merge: turn followcopies on by default
Matt Mackall <mpm@selenic.com>
parents: 3323
diff changeset
235 copy = findcopies(repo, m1, m2, ma, pa.rev())
3730
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
236 copied = dict.fromkeys(copy.values())
3301
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
237
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
238 # Compare manifests
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
239 for f, n in m1.iteritems():
3254
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
240 if partial and not partial(f):
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
241 continue
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
242 if f in m2:
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
243 # are files different?
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
244 if n != m2[f]:
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
245 a = ma.get(f, nullid)
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
246 # are both different from the ancestor?
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
247 if not overwrite and n != a and m2[f] != a:
3314
ecc1bf27378c merge: unify merge and copy actions
Matt Mackall <mpm@selenic.com>
parents: 3313
diff changeset
248 act("versions differ", "m", f, f, f, fmerge(f), False)
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
249 # are we clobbering?
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
250 # is remote's version newer?
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
251 # or are we going back in time and clean?
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
252 elif overwrite or m2[f] != a or (backwards and not n[20:]):
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
253 act("remote is newer", "g", f, m2.execf(f))
3114
d1d1cd5b9484 merge: eliminate confusing queued variable
Matt Mackall <mpm@selenic.com>
parents: 3113
diff changeset
254 # local is newer, not overwrite, check mode bits
3119
5644a05a608c merge: simplify exec flag handling
Matt Mackall <mpm@selenic.com>
parents: 3118
diff changeset
255 elif fmerge(f) != m1.execf(f):
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
256 act("update permissions", "e", f, m2.execf(f))
3114
d1d1cd5b9484 merge: eliminate confusing queued variable
Matt Mackall <mpm@selenic.com>
parents: 3113
diff changeset
257 # contents same, check mode bits
d1d1cd5b9484 merge: eliminate confusing queued variable
Matt Mackall <mpm@selenic.com>
parents: 3113
diff changeset
258 elif m1.execf(f) != m2.execf(f):
3121
1c1e59aac82a merge: simplify local created logic
Matt Mackall <mpm@selenic.com>
parents: 3120
diff changeset
259 if overwrite or fmerge(f) != m1.execf(f):
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
260 act("update permissions", "e", f, m2.execf(f))
3730
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
261 elif f in copied:
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
262 continue
3255
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
263 elif f in copy:
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
264 f2 = copy[f]
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
265 if f2 not in m2: # directory rename
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
266 act("remote renamed directory to " + f2, "d",
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
267 f, None, f2, m1.execf(f))
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
268 elif f2 in m1: # case 2 A,B/B/B
3730
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
269 act("local copied to " + f2, "m",
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
270 f, f2, f, fmerge(f, f2, f2), False)
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
271 else: # case 4,21 A/B/B
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
272 act("local moved to " + f2, "m",
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
273 f, f2, f, fmerge(f, f2, f2), False)
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
274 elif f in ma:
3118
7a635ef25132 merge: simplify tests for local changed/remote deleted
Matt Mackall <mpm@selenic.com>
parents: 3117
diff changeset
275 if n != ma[f] and not overwrite:
3301
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
276 if repo.ui.prompt(
3118
7a635ef25132 merge: simplify tests for local changed/remote deleted
Matt Mackall <mpm@selenic.com>
parents: 3117
diff changeset
277 (_(" local changed %s which remote deleted\n") % f) +
3120
b1de36a4b4df merge: simplify prompt code
Matt Mackall <mpm@selenic.com>
parents: 3119
diff changeset
278 _("(k)eep or (d)elete?"), _("[kd]"), _("k")) == _("d"):
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
279 act("prompt delete", "r", f)
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
280 else:
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
281 act("other deleted", "r", f)
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
282 else:
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
283 # file is created on branch or in working directory
3121
1c1e59aac82a merge: simplify local created logic
Matt Mackall <mpm@selenic.com>
parents: 3120
diff changeset
284 if (overwrite and n[20:] != "u") or (backwards and not n[20:]):
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
285 act("remote deleted", "r", f)
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
286
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
287 for f, n in m2.iteritems():
3254
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
288 if partial and not partial(f):
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
289 continue
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
290 if f in m1:
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
291 continue
3729
581d20773326 merge: add copied hash to simplify copy logic
Matt Mackall <mpm@selenic.com>
parents: 3728
diff changeset
292 if f in copied:
581d20773326 merge: add copied hash to simplify copy logic
Matt Mackall <mpm@selenic.com>
parents: 3728
diff changeset
293 continue
3255
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
294 if f in copy:
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
295 f2 = copy[f]
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
296 if f2 not in m1: # directory rename
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
297 act("local renamed directory to " + f2, "d",
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
298 None, f, f2, m2.execf(f))
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
299 elif f2 in m2: # rename case 1, A/A,B/A
3730
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
300 act("remote copied to " + f, "m",
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
301 f2, f, f, fmerge(f2, f, f2), False)
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
302 else: # case 3,20 A/B/A
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
303 act("remote moved to " + f, "m",
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
304 f2, f, f, fmerge(f2, f, f2), True)
3255
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
305 elif f in ma:
3117
920f54a2249e merge: more simplification of m2 manifest scanning
Matt Mackall <mpm@selenic.com>
parents: 3116
diff changeset
306 if overwrite or backwards:
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
307 act("recreating", "g", f, m2.execf(f))
3117
920f54a2249e merge: more simplification of m2 manifest scanning
Matt Mackall <mpm@selenic.com>
parents: 3116
diff changeset
308 elif n != ma[f]:
3301
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
309 if repo.ui.prompt(
3117
920f54a2249e merge: more simplification of m2 manifest scanning
Matt Mackall <mpm@selenic.com>
parents: 3116
diff changeset
310 (_("remote changed %s which local deleted\n") % f) +
3120
b1de36a4b4df merge: simplify prompt code
Matt Mackall <mpm@selenic.com>
parents: 3119
diff changeset
311 _("(k)eep or (d)elete?"), _("[kd]"), _("k")) == _("k"):
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
312 act("prompt recreating", "g", f, m2.execf(f))
3116
bb74f809bc95 merge: reorder tests on m2 items in manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3115
diff changeset
313 else:
3313
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
314 act("remote created", "g", f, m2.execf(f))
3106
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
315
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
316 return action
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3105
diff changeset
317
3303
69b9471f26bb merge: pass contexts to applyupdates
Matt Mackall <mpm@selenic.com>
parents: 3302
diff changeset
318 def applyupdates(repo, action, wctx, mctx):
3322
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3320
diff changeset
319 "apply the merge action list to the working directory"
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3320
diff changeset
320
3112
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
321 updated, merged, removed, unresolved = 0, 0, 0, 0
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
322 action.sort()
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
323 for a in action:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
324 f, m = a[:2]
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
325 if f and f[0] == "/":
3112
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
326 continue
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
327 if m == "r": # remove
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
328 repo.ui.note(_("removing %s\n") % f)
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
329 util.audit_path(f)
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
330 try:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
331 util.unlink(repo.wjoin(f))
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
332 except OSError, inst:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
333 if inst.errno != errno.ENOENT:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
334 repo.ui.warn(_("update failed to remove %s: %s!\n") %
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
335 (f, inst.strerror))
3673
eb0b4a2d70a9 white space and line break cleanups
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3620
diff changeset
336 removed += 1
3314
ecc1bf27378c merge: unify merge and copy actions
Matt Mackall <mpm@selenic.com>
parents: 3313
diff changeset
337 elif m == "m": # merge
3309
488d3062d225 merge: eliminate nodes from action list
Matt Mackall <mpm@selenic.com>
parents: 3305
diff changeset
338 f2, fd, flag, move = a[2:]
3407
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3387
diff changeset
339 r = filemerge(repo, f, f2, wctx, mctx)
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3387
diff changeset
340 if r > 0:
3255
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
341 unresolved += 1
3315
e8be5942335d merge: pull file copy/move out of filemerge
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
342 else:
3407
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3387
diff changeset
343 if r is None:
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3387
diff changeset
344 updated += 1
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3387
diff changeset
345 else:
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3387
diff changeset
346 merged += 1
3315
e8be5942335d merge: pull file copy/move out of filemerge
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
347 if f != fd:
e8be5942335d merge: pull file copy/move out of filemerge
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
348 repo.ui.debug(_("copying %s to %s\n") % (f, fd))
e8be5942335d merge: pull file copy/move out of filemerge
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
349 repo.wwrite(fd, repo.wread(f))
e8be5942335d merge: pull file copy/move out of filemerge
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
350 if move:
e8be5942335d merge: pull file copy/move out of filemerge
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
351 repo.ui.debug(_("removing %s\n") % f)
e8be5942335d merge: pull file copy/move out of filemerge
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
352 os.unlink(repo.wjoin(f))
3255
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3254
diff changeset
353 util.set_exec(repo.wjoin(fd), flag)
3112
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
354 elif m == "g": # get
3312
5c9806554d65 merge: finish removing nodes from action list
Matt Mackall <mpm@selenic.com>
parents: 3309
diff changeset
355 flag = a[2]
3112
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
356 repo.ui.note(_("getting %s\n") % f)
3309
488d3062d225 merge: eliminate nodes from action list
Matt Mackall <mpm@selenic.com>
parents: 3305
diff changeset
357 t = mctx.filectx(f).data()
3112
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
358 repo.wwrite(f, t)
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
359 util.set_exec(repo.wjoin(f), flag)
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
360 updated += 1
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
361 elif m == "d": # directory rename
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
362 f2, fd, flag = a[2:]
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
363 if f:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
364 repo.ui.note(_("moving %s to %s\n") % (f, fd))
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
365 t = wctx.filectx(f).data()
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
366 repo.wwrite(fd, t)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
367 util.set_exec(repo.wjoin(fd), flag)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
368 util.unlink(repo.wjoin(f))
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
369 if f2:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
370 repo.ui.note(_("getting %s to %s\n") % (f2, fd))
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
371 t = mctx.filectx(f2).data()
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
372 repo.wwrite(fd, t)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
373 util.set_exec(repo.wjoin(fd), flag)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
374 updated += 1
3112
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
375 elif m == "e": # exec
3309
488d3062d225 merge: eliminate nodes from action list
Matt Mackall <mpm@selenic.com>
parents: 3305
diff changeset
376 flag = a[2]
3112
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
377 util.set_exec(repo.wjoin(f), flag)
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
378
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
379 return updated, merged, removed, unresolved
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
380
3387
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
381 def recordupdates(repo, action, branchmerge):
3322
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3320
diff changeset
382 "record merge actions to the dirstate"
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3320
diff changeset
383
3112
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
384 for a in action:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
385 f, m = a[:2]
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
386 if m == "r": # remove
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
387 if branchmerge:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
388 repo.dirstate.update([f], 'r')
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
389 else:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
390 repo.dirstate.forget([f])
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
391 elif m == "f": # forget
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
392 repo.dirstate.forget([f])
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
393 elif m == "g": # get
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
394 if branchmerge:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
395 repo.dirstate.update([f], 'n', st_mtime=-1)
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
396 else:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
397 repo.dirstate.update([f], 'n')
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3111
diff changeset
398 elif m == "m": # merge
3309
488d3062d225 merge: eliminate nodes from action list
Matt Mackall <mpm@selenic.com>
parents: 3305
diff changeset
399 f2, fd, flag, move = a[2:]
3257
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
400 if branchmerge:
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
401 # We've done a branch merge, mark this file as merged
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
402 # so that we properly record the merger later
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
403 repo.dirstate.update([fd], 'm')
3387
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
404 if f != f2: # copy/rename
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
405 if move:
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
406 repo.dirstate.update([f], 'r')
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
407 if f != fd:
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
408 repo.dirstate.copy(f, fd)
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
409 else:
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
410 repo.dirstate.copy(f2, fd)
3257
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
411 else:
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
412 # We've update-merged a locally modified file, so
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
413 # we set the dirstate to emulate a normal checkout
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
414 # of that file some time in the past. Thus our
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
415 # merge will appear as a normal local file
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3255
diff changeset
416 # modification.
3387
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
417 repo.dirstate.update([fd], 'n', st_size=-1, st_mtime=-1)
3314
ecc1bf27378c merge: unify merge and copy actions
Matt Mackall <mpm@selenic.com>
parents: 3313
diff changeset
418 if move:
3387
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
419 repo.dirstate.forget([f])
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
420 elif m == "d": # directory rename
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
421 f2, fd, flag = a[2:]
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
422 if branchmerge:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
423 repo.dirstate.update([fd], 'a')
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
424 if f:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
425 repo.dirstate.update([f], 'r')
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
426 repo.dirstate.copy(f, fd)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
427 if f2:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
428 repo.dirstate.copy(f2, fd)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
429 else:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
430 repo.dirstate.update([fd], 'n')
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431 if f:
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432 repo.dirstate.forget([f])
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433
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434 def update(repo, node, branchmerge, force, partial, wlock):
3322
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435 """
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436 Perform a merge between the working directory and the given node
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diff changeset
437
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diff changeset
438 branchmerge = whether to merge between branches
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diff changeset
439 force = whether to force branch merging or file overwriting
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diff changeset
440 partial = a function to filter file lists (dirstate not updated)
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diff changeset
441 wlock = working dir lock, if already held
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442 """
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4870f795f681 Merge: combine force and forcemerge arguments
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diff changeset
443
2826
3aeab7bb5adc Refactor update locking slightly
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444 if not wlock:
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diff changeset
445 wlock = repo.wlock()
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diff changeset
446
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447 overwrite = force and not branchmerge
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diff changeset
448 forcemerge = force and branchmerge
3240
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diff changeset
449 wc = repo.workingctx()
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450 pl = wc.parents()
3320
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diff changeset
451 p1, p2 = pl[0], repo.changectx(node)
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diff changeset
452 pa = p1.ancestor(p2)
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parents: 3318
diff changeset
453 fp1, fp2, xp1, xp2 = p1.node(), p2.node(), str(p1), str(p2)
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diff changeset
454
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parents: 3318
diff changeset
455 ### check phase
3200
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diff changeset
456 if not overwrite and len(pl) > 1:
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457 raise util.Abort(_("outstanding uncommitted merges"))
3320
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diff changeset
458 if pa == p1 or pa == p2: # is there a linear path from p1 to p2?
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parents: 3110
diff changeset
459 if branchmerge:
40e777bda455 merge: remove linear variable
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diff changeset
460 raise util.Abort(_("there is nothing to merge, just use "
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diff changeset
461 "'hg update' or look at 'hg heads'"))
3592
fffc8a733bf9 Backed out changeset 41989e55fa375de4376e7e64b17e38312e8ec140
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diff changeset
462 elif not (overwrite or branchmerge):
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parents: 3580
diff changeset
463 raise util.Abort(_("update spans branches, use 'hg merge' "
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diff changeset
464 "or 'hg update -C' to lose changes"))
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diff changeset
465 if branchmerge and not forcemerge:
3581
be61bd32046c use workingcontext.files() to detect if the repo is unclean
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diff changeset
466 if wc.files():
2828
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diff changeset
467 raise util.Abort(_("outstanding uncommitted changes"))
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diff changeset
468
3320
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diff changeset
469 ### calculate phase
3101
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diff changeset
470 action = []
3108
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parents: 3107
diff changeset
471 if not force:
3318
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diff changeset
472 checkunknown(wc, p2)
3786
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diff changeset
473 if not util.checkfolding(repo.path):
6398ff7cb705 imported patch collision
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diff changeset
474 checkcollision(p2)
3111
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diff changeset
475 if not branchmerge:
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parents: 3317
diff changeset
476 action += forgetremoved(wc, p2)
3301
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3295
diff changeset
477 action += manifestmerge(repo, wc, p2, pa, overwrite, partial)
2799
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parents:
diff changeset
478
2917
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diff changeset
479 ### apply phase
3320
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diff changeset
480 if not branchmerge: # just jump to the new rev
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diff changeset
481 fp1, fp2, xp1, xp2 = fp2, nullid, xp2, ''
3302
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diff changeset
482 if not partial:
20087b4bc6f9 merge: don't call hooks for revert
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diff changeset
483 repo.hook('preupdate', throw=True, parent1=xp1, parent2=xp2)
2799
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parents:
diff changeset
484
3323
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diff changeset
485 stats = applyupdates(repo, action, wc, p2)
2919
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parents: 2918
diff changeset
486
2825
1ea086bc2086 Merge: combine choose and moddirstate to partial
Matt Mackall <mpm@selenic.com>
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diff changeset
487 if not partial:
3387
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3377
diff changeset
488 recordupdates(repo, action, branchmerge)
3320
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diff changeset
489 repo.dirstate.setparents(fp1, fp2)
3323
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parents: 3322
diff changeset
490 repo.hook('update', parent1=xp1, parent2=xp2, error=stats[3])
3441
ef2e990f9047 imported patch foo
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parents: 3407
diff changeset
491 if not branchmerge:
3442
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parents: 3441
diff changeset
492 repo.opener("branch", "w").write(p2.branch() + "\n")
3320
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parents: 3318
diff changeset
493
3323
39fd6e82ea38 merge: pull user messages out to hg.py
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diff changeset
494 return stats
2799
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
495