annotate mercurial/merge.py @ 7848:89e05c02a4af

resolve: move reset to localrepo.commit This way rebase doesn't leave a stale resolve state
author Matt Mackall <mpm@selenic.com>
date Mon, 16 Mar 2009 16:58:41 -0500
parents 5bf5fd1e2a74
children 496ae1ea4698
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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, 2007 Matt Mackall <mpm@selenic.com>
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4 #
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5 # This software may be used and distributed according to the terms
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6 # of the GNU General Public License, incorporated herein by reference.
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7
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8 from node import nullid, nullrev, hex, bin
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9 from i18n import _
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10 import errno, util, os, filemerge, copies, shutil
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11
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12 class mergestate(object):
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13 '''track 3-way merge state of individual files'''
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14 def __init__(self, repo):
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15 self._repo = repo
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16 self._read()
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17 def reset(self, node=None):
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18 self._state = {}
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19 if node:
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20 self._local = node
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21 shutil.rmtree(self._repo.join("merge"), True)
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22 def _read(self):
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23 self._state = {}
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24 try:
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25 localnode = None
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26 f = self._repo.opener("merge/state")
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27 for i, l in enumerate(f):
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28 if i == 0:
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29 localnode = l[:-1]
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30 else:
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31 bits = l[:-1].split("\0")
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32 self._state[bits[0]] = bits[1:]
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33 self._local = bin(localnode)
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34 except IOError, err:
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35 if err.errno != errno.ENOENT:
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36 raise
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37 def _write(self):
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38 f = self._repo.opener("merge/state", "w")
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39 f.write(hex(self._local) + "\n")
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40 for d, v in self._state.iteritems():
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41 f.write("\0".join([d] + v) + "\n")
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42 def add(self, fcl, fco, fca, fd, flags):
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43 hash = util.sha1(fcl.path()).hexdigest()
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44 self._repo.opener("merge/" + hash, "w").write(fcl.data())
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45 self._state[fd] = ['u', hash, fcl.path(), fca.path(),
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46 hex(fca.filenode()), fco.path(), flags]
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47 self._write()
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48 def __contains__(self, dfile):
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49 return dfile in self._state
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50 def __getitem__(self, dfile):
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51 return self._state[dfile][0]
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52 def __iter__(self):
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53 l = self._state.keys()
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54 l.sort()
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55 for f in l:
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56 yield f
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57 def mark(self, dfile, state):
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58 self._state[dfile][0] = state
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59 self._write()
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60 def resolve(self, dfile, wctx, octx):
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61 if self[dfile] == 'r':
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62 return 0
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63 state, hash, lfile, afile, anode, ofile, flags = self._state[dfile]
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64 f = self._repo.opener("merge/" + hash)
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65 self._repo.wwrite(dfile, f.read(), flags)
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66 fcd = wctx[dfile]
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67 fco = octx[ofile]
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68 fca = self._repo.filectx(afile, fileid=anode)
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69 r = filemerge.filemerge(self._repo, self._local, lfile, fcd, fco, fca)
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70 if not r:
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71 self.mark(dfile, 'r')
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72 return r
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73
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74 def _checkunknown(wctx, mctx):
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75 "check for collisions between unknown files and files in mctx"
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76 for f in wctx.unknown():
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77 if f in mctx and mctx[f].cmp(wctx[f].data()):
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78 raise util.Abort(_("untracked file in working directory differs"
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79 " from file in requested revision: '%s'") % f)
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80
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81 def _checkcollision(mctx):
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82 "check for case folding collisions in the destination context"
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83 folded = {}
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84 for fn in mctx:
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85 fold = fn.lower()
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86 if fold in folded:
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87 raise util.Abort(_("case-folding collision between %s and %s")
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88 % (fn, folded[fold]))
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89 folded[fold] = fn
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90
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91 def _forgetremoved(wctx, mctx, branchmerge):
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92 """
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93 Forget removed files
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94
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95 If we're jumping between revisions (as opposed to merging), and if
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96 neither the working directory nor the target rev has the file,
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97 then we need to remove it from the dirstate, to prevent the
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98 dirstate from listing the file when it is no longer in the
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99 manifest.
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100
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101 If we're merging, and the other revision has removed a file
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102 that is not present in the working directory, we need to mark it
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103 as removed.
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104 """
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105
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106 action = []
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107 state = branchmerge and 'r' or 'f'
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108 for f in wctx.deleted():
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109 if f not in mctx:
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110 action.append((f, state))
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111
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112 if not branchmerge:
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113 for f in wctx.removed():
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114 if f not in mctx:
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115 action.append((f, "f"))
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116
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117 return action
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118
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119 def manifestmerge(repo, p1, p2, pa, overwrite, partial):
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120 """
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121 Merge p1 and p2 with ancestor ma and generate merge action list
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122
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123 overwrite = whether we clobber working files
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124 partial = function to filter file lists
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125 """
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126
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127 repo.ui.note(_("resolving manifests\n"))
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128 repo.ui.debug(_(" overwrite %s partial %s\n") % (overwrite, bool(partial)))
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129 repo.ui.debug(_(" ancestor %s local %s remote %s\n") % (pa, p1, p2))
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130
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131 m1 = p1.manifest()
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132 m2 = p2.manifest()
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133 ma = pa.manifest()
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134 backwards = (pa == p2)
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135 action = []
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136 copy, copied, diverge = {}, {}, {}
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137
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138 def fmerge(f, f2=None, fa=None):
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139 """merge flags"""
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140 if not f2:
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141 f2 = f
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142 fa = f
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143 a, m, n = ma.flags(fa), m1.flags(f), m2.flags(f2)
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144 if m == n: # flags agree
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145 return m # unchanged
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146 if m and n: # flags are set but don't agree
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parents: 5704
diff changeset
147 if not a: # both differ from parent
f6bf89722e29 merge: add flag merging intelligence
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parents: 5704
diff changeset
148 r = repo.ui.prompt(
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
149 _(" conflicting flags for %s\n"
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
150 "(n)one, e(x)ec or sym(l)ink?") % f, "[nxl]", "n")
f6bf89722e29 merge: add flag merging intelligence
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parents: 5704
diff changeset
151 return r != "n" and r or ''
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
152 if m == a:
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
153 return n # changed from m to n
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
154 return m # changed from n to m
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
155 if m and m != a: # changed from a to m
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
156 return m
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
157 if n and n != a: # changed from a to n
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
158 return n
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
159 return '' # flag was cleared
3118
5644a05a608c merge: simplify exec flag handling
Matt Mackall <mpm@selenic.com>
parents: 3117
diff changeset
160
3307
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3306
diff changeset
161 def act(msg, m, f, *args):
3295
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parents: 3292
diff changeset
162 repo.ui.debug(" %s: %s -> %s\n" % (f, msg, m))
3121
2ef0b3aae186 merge: simplify actions with helper function
Matt Mackall <mpm@selenic.com>
parents: 3120
diff changeset
163 action.append((f, m) + args)
2ef0b3aae186 merge: simplify actions with helper function
Matt Mackall <mpm@selenic.com>
parents: 3120
diff changeset
164
6275
fda369b5779c diff: use copy smarts from copies.py
Matt Mackall <mpm@selenic.com>
parents: 6274
diff changeset
165 if pa and not (backwards or overwrite):
6425
2d9328a2f81f copies: skip directory rename checks when not merging
Matt Mackall <mpm@selenic.com>
parents: 6381
diff changeset
166 if repo.ui.configbool("merge", "followcopies", True):
2d9328a2f81f copies: skip directory rename checks when not merging
Matt Mackall <mpm@selenic.com>
parents: 6381
diff changeset
167 dirs = repo.ui.configbool("merge", "followdirs", True)
2d9328a2f81f copies: skip directory rename checks when not merging
Matt Mackall <mpm@selenic.com>
parents: 6381
diff changeset
168 copy, diverge = copies.copies(repo, p1, p2, pa, dirs)
6274
f3f383efbeae copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents: 6273
diff changeset
169 copied = dict.fromkeys(copy.values())
7622
4dd7b28003d2 use dict.iteritems() rather than dict.items()
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 7569
diff changeset
170 for of, fl in diverge.iteritems():
6274
f3f383efbeae copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents: 6273
diff changeset
171 act("divergent renames", "dr", of, fl)
3295
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parents: 3292
diff changeset
172
3105
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parents: 3104
diff changeset
173 # Compare manifests
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Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
174 for f, n in m1.iteritems():
3248
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Matt Mackall <mpm@selenic.com>
parents: 3247
diff changeset
175 if partial and not partial(f):
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3247
diff changeset
176 continue
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
177 if f in m2:
5708
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
178 if overwrite or backwards:
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
179 rflags = m2.flags(f)
f6bf89722e29 merge: add flag merging intelligence
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parents: 5704
diff changeset
180 else:
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
181 rflags = fmerge(f)
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
182 # are files different?
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
183 if n != m2[f]:
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
184 a = ma.get(f, nullid)
5700
9cedc3fbbebb merge: simplify merge tests, fix exec flag bug
Matt Mackall <mpm@selenic.com>
parents: 5695
diff changeset
185 # are we clobbering?
9cedc3fbbebb merge: simplify merge tests, fix exec flag bug
Matt Mackall <mpm@selenic.com>
parents: 5695
diff changeset
186 if overwrite:
5708
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
187 act("clobbering", "g", f, rflags)
5700
9cedc3fbbebb merge: simplify merge tests, fix exec flag bug
Matt Mackall <mpm@selenic.com>
parents: 5695
diff changeset
188 # or are we going back in time and clean?
7066
865c5be0f8df merge: fix bug going backwards for already reverted files (issue1303)
Matt Mackall <mpm@selenic.com>
parents: 6953
diff changeset
189 elif backwards:
865c5be0f8df merge: fix bug going backwards for already reverted files (issue1303)
Matt Mackall <mpm@selenic.com>
parents: 6953
diff changeset
190 if not n[20:] or not p2[f].cmp(p1[f].data()):
865c5be0f8df merge: fix bug going backwards for already reverted files (issue1303)
Matt Mackall <mpm@selenic.com>
parents: 6953
diff changeset
191 act("reverting", "g", f, rflags)
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
192 # are both different from the ancestor?
5700
9cedc3fbbebb merge: simplify merge tests, fix exec flag bug
Matt Mackall <mpm@selenic.com>
parents: 5695
diff changeset
193 elif n != a and m2[f] != a:
5708
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
194 act("versions differ", "m", f, f, f, rflags, False)
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
195 # is remote's version newer?
5700
9cedc3fbbebb merge: simplify merge tests, fix exec flag bug
Matt Mackall <mpm@selenic.com>
parents: 5695
diff changeset
196 elif m2[f] != a:
5708
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
197 act("remote is newer", "g", f, rflags)
3113
d1d1cd5b9484 merge: eliminate confusing queued variable
Matt Mackall <mpm@selenic.com>
parents: 3112
diff changeset
198 # local is newer, not overwrite, check mode bits
5708
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
199 elif m1.flags(f) != rflags:
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
200 act("update permissions", "e", f, rflags)
3113
d1d1cd5b9484 merge: eliminate confusing queued variable
Matt Mackall <mpm@selenic.com>
parents: 3112
diff changeset
201 # contents same, check mode bits
5708
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
202 elif m1.flags(f) != rflags:
f6bf89722e29 merge: add flag merging intelligence
Matt Mackall <mpm@selenic.com>
parents: 5704
diff changeset
203 act("update permissions", "e", f, rflags)
3730
d377f8d25662 merge: only store one direction of copies in the copy map
Matt Mackall <mpm@selenic.com>
parents: 3729
diff changeset
204 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
205 continue
3249
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
206 elif f in copy:
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
207 f2 = copy[f]
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
208 if f2 not in m2: # directory rename
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
209 act("remote renamed directory to " + f2, "d",
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
210 f, None, f2, m1.flags(f))
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
211 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
212 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
213 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
214 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
215 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
216 f, f2, f, fmerge(f, f2, f2), False)
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
217 elif f in ma:
3117
7a635ef25132 merge: simplify tests for local changed/remote deleted
Matt Mackall <mpm@selenic.com>
parents: 3116
diff changeset
218 if n != ma[f] and not overwrite:
3295
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3292
diff changeset
219 if repo.ui.prompt(
5670
840e2b315c1f Fix misleading error and prompts during update/merge (issue556)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 5489
diff changeset
220 _(" local changed %s which remote deleted\n"
840e2b315c1f Fix misleading error and prompts during update/merge (issue556)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 5489
diff changeset
221 "use (c)hanged version or (d)elete?") % f,
840e2b315c1f Fix misleading error and prompts during update/merge (issue556)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 5489
diff changeset
222 _("[cd]"), _("c")) == _("d"):
3307
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3306
diff changeset
223 act("prompt delete", "r", f)
7768
5bf5fd1e2a74 merge: mark kept local files as readded on linear update (issue539)
Matt Mackall <mpm@selenic.com>
parents: 7631
diff changeset
224 act("prompt keep", "a", f)
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
225 else:
3307
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3306
diff changeset
226 act("other deleted", "r", f)
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
227 else:
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
228 # file is created on branch or in working directory
3120
1c1e59aac82a merge: simplify local created logic
Matt Mackall <mpm@selenic.com>
parents: 3119
diff changeset
229 if (overwrite and n[20:] != "u") or (backwards and not n[20:]):
3307
f009a6f12a59 merge: swap file and mode args for act()
Matt Mackall <mpm@selenic.com>
parents: 3306
diff changeset
230 act("remote deleted", "r", f)
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
231
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
232 for f, n in m2.iteritems():
3248
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3247
diff changeset
233 if partial and not partial(f):
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3247
diff changeset
234 continue
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3247
diff changeset
235 if f in m1:
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3247
diff changeset
236 continue
3729
581d20773326 merge: add copied hash to simplify copy logic
Matt Mackall <mpm@selenic.com>
parents: 3728
diff changeset
237 if f in copied:
581d20773326 merge: add copied hash to simplify copy logic
Matt Mackall <mpm@selenic.com>
parents: 3728
diff changeset
238 continue
3249
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
239 if f in copy:
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
240 f2 = copy[f]
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
241 if f2 not in m1: # directory rename
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
242 act("local renamed directory to " + f2, "d",
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
243 None, f, f2, m2.flags(f))
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
244 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
245 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
246 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
247 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
248 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
249 f2, f, f, fmerge(f2, f, f2), True)
3249
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
250 elif f in ma:
3116
920f54a2249e merge: more simplification of m2 manifest scanning
Matt Mackall <mpm@selenic.com>
parents: 3115
diff changeset
251 if overwrite or backwards:
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
252 act("recreating", "g", f, m2.flags(f))
3116
920f54a2249e merge: more simplification of m2 manifest scanning
Matt Mackall <mpm@selenic.com>
parents: 3115
diff changeset
253 elif n != ma[f]:
3295
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3292
diff changeset
254 if repo.ui.prompt(
5670
840e2b315c1f Fix misleading error and prompts during update/merge (issue556)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 5489
diff changeset
255 _("remote changed %s which local deleted\n"
840e2b315c1f Fix misleading error and prompts during update/merge (issue556)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 5489
diff changeset
256 "use (c)hanged version or leave (d)eleted?") % f,
840e2b315c1f Fix misleading error and prompts during update/merge (issue556)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 5489
diff changeset
257 _("[cd]"), _("c")) == _("c"):
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
258 act("prompt recreating", "g", f, m2.flags(f))
3115
bb74f809bc95 merge: reorder tests on m2 items in manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3114
diff changeset
259 else:
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
260 act("remote created", "g", f, m2.flags(f))
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
261
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
262 return action
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
263
6805
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
264 def actioncmp(a1, a2):
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
265 m1 = a1[1]
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
266 m2 = a2[1]
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
267 if m1 == m2:
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
268 return cmp(a1, a2)
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
269 if m1 == 'r':
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
270 return -1
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
271 if m2 == 'r':
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
272 return 1
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
273 return cmp(a1, a2)
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
274
3297
69b9471f26bb merge: pass contexts to applyupdates
Matt Mackall <mpm@selenic.com>
parents: 3296
diff changeset
275 def applyupdates(repo, action, wctx, mctx):
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
276 "apply the merge action list to the working directory"
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
277
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
278 updated, merged, removed, unresolved = 0, 0, 0, 0
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
279 ms = mergestate(repo)
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
280 ms.reset(wctx.parents()[0].node())
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
281 moves = []
6805
482581431dcd Sort removes first when applying updates (fixes issues 750 and 912)
Paul Moore <p.f.moore@gmail.com>
parents: 6762
diff changeset
282 action.sort(actioncmp)
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
283
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
284 # prescan for merges
5042
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
285 for a in action:
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
286 f, m = a[:2]
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
287 if m == 'm': # merge
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
288 f2, fd, flags, move = a[2:]
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
289 repo.ui.debug(_("preserving %s for resolve of %s\n") % (f, fd))
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
290 fcl = wctx[f]
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
291 fco = mctx[f2]
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
292 fca = fcl.ancestor(fco) or repo.filectx(f, fileid=nullrev)
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
293 ms.add(fcl, fco, fca, fd, flags)
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
294 if f != fd and move:
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
295 moves.append(f)
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
296
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
297 # remove renamed files after safely stored
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
298 for f in moves:
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
299 if util.lexists(repo.wjoin(f)):
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
300 repo.ui.debug(_("removing %s\n") % f)
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
301 os.unlink(repo.wjoin(f))
5042
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
302
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5060
diff changeset
303 audit_path = util.path_auditor(repo.root)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5060
diff changeset
304
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
305 for a in action:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
306 f, m = a[:2]
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
307 if f and f[0] == "/":
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
308 continue
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
309 if m == "r": # remove
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
310 repo.ui.note(_("removing %s\n") % f)
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5060
diff changeset
311 audit_path(f)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
312 try:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
313 util.unlink(repo.wjoin(f))
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
314 except OSError, inst:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
315 if inst.errno != errno.ENOENT:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
316 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: 3110
diff changeset
317 (f, inst.strerror))
3673
eb0b4a2d70a9 white space and line break cleanups
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3618
diff changeset
318 removed += 1
3308
ecc1bf27378c merge: unify merge and copy actions
Matt Mackall <mpm@selenic.com>
parents: 3307
diff changeset
319 elif m == "m": # merge
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
320 f2, fd, flags, move = a[2:]
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
321 r = ms.resolve(fd, wctx, mctx)
3400
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3372
diff changeset
322 if r > 0:
3249
f05c182430a0 merge: add rename following
Matt Mackall <mpm@selenic.com>
parents: 3248
diff changeset
323 unresolved += 1
3309
e8be5942335d merge: pull file copy/move out of filemerge
Matt Mackall <mpm@selenic.com>
parents: 3308
diff changeset
324 else:
3400
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3372
diff changeset
325 if r is None:
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3372
diff changeset
326 updated += 1
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3372
diff changeset
327 else:
d2b55e3c4e25 merge: if filemerge skips merge, report as updated
Matt Mackall <mpm@selenic.com>
parents: 3372
diff changeset
328 merged += 1
6877
1d38f3605b20 util: set_flags shouldn't know about repo flag formats
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
329 util.set_flags(repo.wjoin(fd), 'l' in flags, 'x' in flags)
5059
8d9bdcbb2b18 merge: avoid double deletion mentioned in issue636
Matt Mackall <mpm@selenic.com>
parents: 5042
diff changeset
330 if f != fd and move and util.lexists(repo.wjoin(f)):
5042
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
331 repo.ui.debug(_("removing %s\n") % f)
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
332 os.unlink(repo.wjoin(f))
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
333 elif m == "g": # get
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
334 flags = a[2]
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
335 repo.ui.note(_("getting %s\n") % f)
3303
488d3062d225 merge: eliminate nodes from action list
Matt Mackall <mpm@selenic.com>
parents: 3299
diff changeset
336 t = mctx.filectx(f).data()
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
337 repo.wwrite(f, t, flags)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
338 updated += 1
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
339 elif m == "d": # directory rename
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
340 f2, fd, flags = a[2:]
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
341 if f:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
342 repo.ui.note(_("moving %s to %s\n") % (f, fd))
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
343 t = wctx.filectx(f).data()
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
344 repo.wwrite(fd, t, flags)
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
345 util.unlink(repo.wjoin(f))
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
346 if f2:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
347 repo.ui.note(_("getting %s to %s\n") % (f2, fd))
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
348 t = mctx.filectx(f2).data()
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
349 repo.wwrite(fd, t, flags)
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
350 updated += 1
4674
723e0ddb6ada merge: warn user about divergent renames
Matt Mackall <mpm@selenic.com>
parents: 4635
diff changeset
351 elif m == "dr": # divergent renames
723e0ddb6ada merge: warn user about divergent renames
Matt Mackall <mpm@selenic.com>
parents: 4635
diff changeset
352 fl = a[2]
6953
63b5f4c73c98 i18n: mark strings for translation in Mercurial
Martin Geisler <mg@daimi.au.dk>
parents: 6884
diff changeset
353 repo.ui.warn(_("warning: detected divergent renames of %s to:\n") % f)
4674
723e0ddb6ada merge: warn user about divergent renames
Matt Mackall <mpm@selenic.com>
parents: 4635
diff changeset
354 for nf in fl:
723e0ddb6ada merge: warn user about divergent renames
Matt Mackall <mpm@selenic.com>
parents: 4635
diff changeset
355 repo.ui.warn(" %s\n" % nf)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
356 elif m == "e": # exec
4007
20da40cc1c73 symlinks: minimal support for symlinks in merge/update
Matt Mackall <mpm@selenic.com>
parents: 4006
diff changeset
357 flags = a[2]
6877
1d38f3605b20 util: set_flags shouldn't know about repo flag formats
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
358 util.set_flags(repo.wjoin(f), 'l' in flags, 'x' in flags)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
359
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
360 return updated, merged, removed, unresolved
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
361
3372
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3371
diff changeset
362 def recordupdates(repo, action, branchmerge):
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
363 "record merge actions to the dirstate"
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
364
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
365 for a in action:
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
366 f, m = a[:2]
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
367 if m == "r": # remove
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
368 if branchmerge:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
369 repo.dirstate.remove(f)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
370 else:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
371 repo.dirstate.forget(f)
7768
5bf5fd1e2a74 merge: mark kept local files as readded on linear update (issue539)
Matt Mackall <mpm@selenic.com>
parents: 7631
diff changeset
372 elif m == "a": # re-add
5bf5fd1e2a74 merge: mark kept local files as readded on linear update (issue539)
Matt Mackall <mpm@selenic.com>
parents: 7631
diff changeset
373 if not branchmerge:
5bf5fd1e2a74 merge: mark kept local files as readded on linear update (issue539)
Matt Mackall <mpm@selenic.com>
parents: 7631
diff changeset
374 repo.dirstate.add(f)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
375 elif m == "f": # forget
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
376 repo.dirstate.forget(f)
7569
89207edf3973 correctly update dirstate after update+mode change (issue1456)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7066
diff changeset
377 elif m == "e": # exec change
7630
a679bd371091 merge: fix execute bit update issue introduced by 89207edf3973
Patrick Mezard <pmezard@gmail.com>
parents: 7569
diff changeset
378 repo.dirstate.normallookup(f)
7569
89207edf3973 correctly update dirstate after update+mode change (issue1456)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7066
diff changeset
379 elif m == "g": # get
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
380 if branchmerge:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
381 repo.dirstate.normaldirty(f)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
382 else:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
383 repo.dirstate.normal(f)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
384 elif m == "m": # merge
3303
488d3062d225 merge: eliminate nodes from action list
Matt Mackall <mpm@selenic.com>
parents: 3299
diff changeset
385 f2, fd, flag, move = a[2:]
3251
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
386 if branchmerge:
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
387 # We've done a branch merge, mark this file as merged
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
388 # so that we properly record the merger later
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
389 repo.dirstate.merge(fd)
3372
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3371
diff changeset
390 if f != f2: # copy/rename
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3371
diff changeset
391 if move:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
392 repo.dirstate.remove(f)
3372
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3371
diff changeset
393 if f != fd:
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3371
diff changeset
394 repo.dirstate.copy(f, fd)
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3371
diff changeset
395 else:
ba7c74081861 merge: update dirstate correctly for non-branchmerge updates
Matt Mackall <mpm@selenic.com>
parents: 3371
diff changeset
396 repo.dirstate.copy(f2, fd)
3251
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
397 else:
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
398 # We've update-merged a locally modified file, so
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
399 # we set the dirstate to emulate a normal checkout
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
400 # of that file some time in the past. Thus our
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
401 # merge will appear as a normal local file
c93ce7f10f85 merge: fixes for merge+rename
Matt Mackall <mpm@selenic.com>
parents: 3249
diff changeset
402 # modification.
5210
90d9ec0dc69d merge: forcefully mark files that we get from the second parent as dirty
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5161
diff changeset
403 repo.dirstate.normallookup(fd)
3308
ecc1bf27378c merge: unify merge and copy actions
Matt Mackall <mpm@selenic.com>
parents: 3307
diff changeset
404 if move:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
405 repo.dirstate.forget(f)
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
406 elif m == "d": # directory rename
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
407 f2, fd, flag = a[2:]
4819
9797124581c9 merge: fix adding untracked files on directory rename (issue612)
Matt Mackall <mpm@selenic.com>
parents: 4748
diff changeset
408 if not f2 and f not in repo.dirstate:
9797124581c9 merge: fix adding untracked files on directory rename (issue612)
Matt Mackall <mpm@selenic.com>
parents: 4748
diff changeset
409 # untracked file moved
9797124581c9 merge: fix adding untracked files on directory rename (issue612)
Matt Mackall <mpm@selenic.com>
parents: 4748
diff changeset
410 continue
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
411 if branchmerge:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
412 repo.dirstate.add(fd)
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
413 if f:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
414 repo.dirstate.remove(f)
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
415 repo.dirstate.copy(f, fd)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
416 if f2:
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
417 repo.dirstate.copy(f2, fd)
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
418 else:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
419 repo.dirstate.normal(fd)
3733
9e67fecbfd16 merge: handle directory renames
Matt Mackall <mpm@selenic.com>
parents: 3732
diff changeset
420 if f:
4904
6fd953d5faea dirstate: break update into separate functions
Matt Mackall <mpm@selenic.com>
parents: 4884
diff changeset
421 repo.dirstate.forget(f)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
422
4917
126f527b3ba3 Make repo locks recursive, eliminate all passing of lock/wlock
Matt Mackall <mpm@selenic.com>
parents: 4915
diff changeset
423 def update(repo, node, branchmerge, force, partial):
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
424 """
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
425 Perform a merge between the working directory and the given node
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
426
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
427 branchmerge = whether to merge between branches
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
428 force = whether to force branch merging or file overwriting
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
429 partial = a function to filter file lists (dirstate not updated)
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
430 """
2815
4870f795f681 Merge: combine force and forcemerge arguments
Matt Mackall <mpm@selenic.com>
parents: 2814
diff changeset
431
4917
126f527b3ba3 Make repo locks recursive, eliminate all passing of lock/wlock
Matt Mackall <mpm@selenic.com>
parents: 4915
diff changeset
432 wlock = repo.wlock()
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
433 try:
6747
f6c00b17387c use repo[changeid] to get a changectx
Matt Mackall <mpm@selenic.com>
parents: 6746
diff changeset
434 wc = repo[None]
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
435 if node is None:
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
436 # tip of current branch
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
437 try:
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
438 node = repo.branchtags()[wc.branch()]
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
439 except KeyError:
5570
78a6b985882f update: default to tipmost branch if default branch doesn't exist
Matt Mackall <mpm@selenic.com>
parents: 5489
diff changeset
440 if wc.branch() == "default": # no default branch!
78a6b985882f update: default to tipmost branch if default branch doesn't exist
Matt Mackall <mpm@selenic.com>
parents: 5489
diff changeset
441 node = repo.lookup("tip") # update to tip
78a6b985882f update: default to tipmost branch if default branch doesn't exist
Matt Mackall <mpm@selenic.com>
parents: 5489
diff changeset
442 else:
78a6b985882f update: default to tipmost branch if default branch doesn't exist
Matt Mackall <mpm@selenic.com>
parents: 5489
diff changeset
443 raise util.Abort(_("branch %s not found") % wc.branch())
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
444 overwrite = force and not branchmerge
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
445 pl = wc.parents()
6747
f6c00b17387c use repo[changeid] to get a changectx
Matt Mackall <mpm@selenic.com>
parents: 6746
diff changeset
446 p1, p2 = pl[0], repo[node]
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
447 pa = p1.ancestor(p2)
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
448 fp1, fp2, xp1, xp2 = p1.node(), p2.node(), str(p1), str(p2)
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
449 fastforward = False
3314
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
450
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
451 ### check phase
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
452 if not overwrite and len(pl) > 1:
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
453 raise util.Abort(_("outstanding uncommitted merges"))
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
454 if branchmerge:
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
455 if pa == p2:
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
456 raise util.Abort(_("can't merge with ancestor"))
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
457 elif pa == p1:
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
458 if p1.branch() != p2.branch():
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
459 fastforward = True
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
460 else:
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
461 raise util.Abort(_("nothing to merge (use 'hg update'"
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
462 " or check 'hg heads')"))
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
463 if not force and (wc.files() or wc.deleted()):
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
464 raise util.Abort(_("outstanding uncommitted changes"))
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
465 elif not overwrite:
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
466 if pa == p1 or pa == p2: # linear
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
467 pass # all good
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
468 elif p1.branch() == p2.branch():
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
469 if wc.files() or wc.deleted():
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
470 raise util.Abort(_("crosses branches (use 'hg merge' or "
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
471 "'hg update -C' to discard changes)"))
6381
0b89315d5de2 Fix missing space in one of the new update messages.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6375
diff changeset
472 raise util.Abort(_("crosses branches (use 'hg merge' "
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
473 "or 'hg update -C')"))
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
474 elif wc.files() or wc.deleted():
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
475 raise util.Abort(_("crosses named branches (use "
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
476 "'hg update -C' to discard changes)"))
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
477 else:
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
478 # Allow jumping branches if there are no changes
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
479 overwrite = True
2814
0f787997e3c2 Merge: move most tests to the beginning
Matt Mackall <mpm@selenic.com>
parents: 2813
diff changeset
480
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
481 ### calculate phase
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
482 action = []
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
483 if not force:
6269
ffdf70e74623 merge: privatize some functions, unnest some others
Matt Mackall <mpm@selenic.com>
parents: 6268
diff changeset
484 _checkunknown(wc, p2)
6746
1dca460e7d1e rename checkfolding to checkcase
Matt Mackall <mpm@selenic.com>
parents: 6740
diff changeset
485 if not util.checkcase(repo.path):
6269
ffdf70e74623 merge: privatize some functions, unnest some others
Matt Mackall <mpm@selenic.com>
parents: 6268
diff changeset
486 _checkcollision(p2)
ffdf70e74623 merge: privatize some functions, unnest some others
Matt Mackall <mpm@selenic.com>
parents: 6268
diff changeset
487 action += _forgetremoved(wc, p2, branchmerge)
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
488 action += manifestmerge(repo, wc, p2, pa, overwrite, partial)
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
489
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
490 ### apply phase
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
491 if not branchmerge: # just jump to the new rev
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
492 fp1, fp2, xp1, xp2 = fp2, nullid, xp2, ''
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
493 if not partial:
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
494 repo.hook('preupdate', throw=True, parent1=xp1, parent2=xp2)
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
495
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
496 stats = applyupdates(repo, action, wc, p2)
2899
8743188f4d2e merge: consolidate dirstate updates
Matt Mackall <mpm@selenic.com>
parents: 2898
diff changeset
497
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
498 if not partial:
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
499 recordupdates(repo, action, branchmerge)
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
500 repo.dirstate.setparents(fp1, fp2)
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
501 if not branchmerge and not fastforward:
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
502 repo.dirstate.setbranch(p2.branch())
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
503 repo.hook('update', parent1=xp1, parent2=xp2, error=stats[3])
3314
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
504
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
505 return stats
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
506 finally:
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
507 del wlock