Mercurial > hg
annotate mercurial/merge.py @ 25803:b3004d273874
parser: factor out function that parses right-hand side of prefix/infix ops
These two had common pattern. The significant difference was just a result
expression:
prefix: (op-name, rhs)
infix: (op-name, lhs, rhs)
author | Yuya Nishihara <yuya@tcha.org> |
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date | Sun, 05 Jul 2015 18:09:15 +0900 |
parents | 19cc443aac34 |
children | bf9ea348b487 |
rev | line source |
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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 of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 import struct |
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9 |
6518 | 10 from node import nullid, nullrev, hex, bin |
3891 | 11 from i18n import _ |
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12 from mercurial import obsolete |
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13 import error as errormod, util, filemerge, copies, subrepo, worker |
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14 import errno, os, shutil |
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15 |
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16 _pack = struct.pack |
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17 _unpack = struct.unpack |
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18 |
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19 def _droponode(data): |
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20 # used for compatibility for v1 |
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21 bits = data.split('\0') |
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22 bits = bits[:-2] + bits[-1:] |
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23 return '\0'.join(bits) |
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24 |
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25 class mergestate(object): |
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26 '''track 3-way merge state of individual files |
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27 |
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28 it is stored on disk when needed. Two file are used, one with an old |
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29 format, one with a new format. Both contains similar data, but the new |
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30 format can store new kind of field. |
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31 |
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32 Current new format is a list of arbitrary record of the form: |
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33 |
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34 [type][length][content] |
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35 |
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36 Type is a single character, length is a 4 bytes integer, content is an |
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37 arbitrary suites of bytes of length `length`. |
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38 |
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39 Type should be a letter. Capital letter are mandatory record, Mercurial |
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40 should abort if they are unknown. lower case record can be safely ignored. |
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41 |
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42 Currently known record: |
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43 |
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44 L: the node of the "local" part of the merge (hexified version) |
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45 O: the node of the "other" part of the merge (hexified version) |
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46 F: a file to be merged entry |
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47 ''' |
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48 statepathv1 = 'merge/state' |
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49 statepathv2 = 'merge/state2' |
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50 |
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51 def __init__(self, repo): |
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52 self._repo = repo |
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53 self._dirty = False |
6518 | 54 self._read() |
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55 |
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56 def reset(self, node=None, other=None): |
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57 self._state = {} |
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58 self._local = None |
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59 self._other = None |
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60 if node: |
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61 self._local = node |
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62 self._other = other |
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63 shutil.rmtree(self._repo.join('merge'), True) |
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64 self._dirty = False |
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65 |
6518 | 66 def _read(self): |
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67 """Analyse each record content to restore a serialized state from disk |
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68 |
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69 This function process "record" entry produced by the de-serialization |
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70 of on disk file. |
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71 """ |
6518 | 72 self._state = {} |
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73 self._local = None |
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74 self._other = None |
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75 records = self._readrecords() |
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76 for rtype, record in records: |
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77 if rtype == 'L': |
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78 self._local = bin(record) |
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79 elif rtype == 'O': |
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80 self._other = bin(record) |
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81 elif rtype == 'F': |
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82 bits = record.split('\0') |
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83 self._state[bits[0]] = bits[1:] |
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84 elif not rtype.islower(): |
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85 raise util.Abort(_('unsupported merge state record: %s') |
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86 % rtype) |
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87 self._dirty = False |
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88 |
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89 def _readrecords(self): |
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90 """Read merge state from disk and return a list of record (TYPE, data) |
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91 |
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92 We read data from both v1 and v2 files and decide which one to use. |
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93 |
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94 V1 has been used by version prior to 2.9.1 and contains less data than |
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95 v2. We read both versions and check if no data in v2 contradicts |
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96 v1. If there is not contradiction we can safely assume that both v1 |
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97 and v2 were written at the same time and use the extract data in v2. If |
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98 there is contradiction we ignore v2 content as we assume an old version |
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99 of Mercurial has overwritten the mergestate file and left an old v2 |
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100 file around. |
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101 |
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102 returns list of record [(TYPE, data), ...]""" |
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103 v1records = self._readrecordsv1() |
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104 v2records = self._readrecordsv2() |
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105 oldv2 = set() # old format version of v2 record |
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106 for rec in v2records: |
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107 if rec[0] == 'L': |
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108 oldv2.add(rec) |
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109 elif rec[0] == 'F': |
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110 # drop the onode data (not contained in v1) |
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111 oldv2.add(('F', _droponode(rec[1]))) |
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112 for rec in v1records: |
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113 if rec not in oldv2: |
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114 # v1 file is newer than v2 file, use it |
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115 # we have to infer the "other" changeset of the merge |
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116 # we cannot do better than that with v1 of the format |
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117 mctx = self._repo[None].parents()[-1] |
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118 v1records.append(('O', mctx.hex())) |
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119 # add place holder "other" file node information |
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120 # nobody is using it yet so we do no need to fetch the data |
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121 # if mctx was wrong `mctx[bits[-2]]` may fails. |
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122 for idx, r in enumerate(v1records): |
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123 if r[0] == 'F': |
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124 bits = r[1].split('\0') |
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125 bits.insert(-2, '') |
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126 v1records[idx] = (r[0], '\0'.join(bits)) |
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127 return v1records |
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128 else: |
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129 return v2records |
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130 |
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131 def _readrecordsv1(self): |
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132 """read on disk merge state for version 1 file |
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133 |
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134 returns list of record [(TYPE, data), ...] |
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135 |
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136 Note: the "F" data from this file are one entry short |
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137 (no "other file node" entry) |
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138 """ |
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139 records = [] |
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141 f = self._repo.vfs(self.statepathv1) |
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142 for i, l in enumerate(f): |
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143 if i == 0: |
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144 records.append(('L', l[:-1])) |
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145 else: |
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146 records.append(('F', l[:-1])) |
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147 f.close() |
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148 except IOError as err: |
6518 | 149 if err.errno != errno.ENOENT: |
150 raise | |
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151 return records |
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152 |
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153 def _readrecordsv2(self): |
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154 """read on disk merge state for version 2 file |
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155 |
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156 returns list of record [(TYPE, data), ...] |
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157 """ |
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158 records = [] |
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159 try: |
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160 f = self._repo.vfs(self.statepathv2) |
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161 data = f.read() |
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162 off = 0 |
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163 end = len(data) |
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164 while off < end: |
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165 rtype = data[off] |
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166 off += 1 |
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167 length = _unpack('>I', data[off:(off + 4)])[0] |
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168 off += 4 |
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169 record = data[off:(off + length)] |
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170 off += length |
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171 records.append((rtype, record)) |
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172 f.close() |
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173 except IOError as err: |
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174 if err.errno != errno.ENOENT: |
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175 raise |
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176 return records |
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177 |
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178 def active(self): |
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179 """Whether mergestate is active. |
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180 |
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181 Returns True if there appears to be mergestate. This is a rough proxy |
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182 for "is a merge in progress." |
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183 """ |
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184 # Check local variables before looking at filesystem for performance |
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185 # reasons. |
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186 return bool(self._local) or bool(self._state) or \ |
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187 self._repo.vfs.exists(self.statepathv1) or \ |
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188 self._repo.vfs.exists(self.statepathv2) |
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189 |
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190 def commit(self): |
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191 """Write current state on disk (if necessary)""" |
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192 if self._dirty: |
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193 records = [] |
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194 records.append(('L', hex(self._local))) |
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195 records.append(('O', hex(self._other))) |
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196 for d, v in self._state.iteritems(): |
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197 records.append(('F', '\0'.join([d] + v))) |
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198 self._writerecords(records) |
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199 self._dirty = False |
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200 |
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201 def _writerecords(self, records): |
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202 """Write current state on disk (both v1 and v2)""" |
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203 self._writerecordsv1(records) |
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204 self._writerecordsv2(records) |
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205 |
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206 def _writerecordsv1(self, records): |
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207 """Write current state on disk in a version 1 file""" |
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208 f = self._repo.vfs(self.statepathv1, 'w') |
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209 irecords = iter(records) |
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210 lrecords = irecords.next() |
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211 assert lrecords[0] == 'L' |
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212 f.write(hex(self._local) + '\n') |
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213 for rtype, data in irecords: |
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214 if rtype == 'F': |
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215 f.write('%s\n' % _droponode(data)) |
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216 f.close() |
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217 |
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218 def _writerecordsv2(self, records): |
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219 """Write current state on disk in a version 2 file""" |
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220 f = self._repo.vfs(self.statepathv2, 'w') |
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221 for key, data in records: |
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222 assert len(key) == 1 |
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223 format = '>sI%is' % len(data) |
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224 f.write(_pack(format, key, len(data), data)) |
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225 f.close() |
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226 |
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227 def add(self, fcl, fco, fca, fd): |
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228 """add a new (potentially?) conflicting file the merge state |
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229 fcl: file context for local, |
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230 fco: file context for remote, |
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231 fca: file context for ancestors, |
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232 fd: file path of the resulting merge. |
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233 |
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234 note: also write the local version to the `.hg/merge` directory. |
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235 """ |
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236 hash = util.sha1(fcl.path()).hexdigest() |
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237 self._repo.vfs.write('merge/' + hash, fcl.data()) |
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238 self._state[fd] = ['u', hash, fcl.path(), |
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239 fca.path(), hex(fca.filenode()), |
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240 fco.path(), hex(fco.filenode()), |
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241 fcl.flags()] |
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242 self._dirty = True |
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243 |
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244 def __contains__(self, dfile): |
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245 return dfile in self._state |
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246 |
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247 def __getitem__(self, dfile): |
6518 | 248 return self._state[dfile][0] |
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249 |
6518 | 250 def __iter__(self): |
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251 return iter(sorted(self._state)) |
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252 |
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253 def files(self): |
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254 return self._state.keys() |
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255 |
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256 def mark(self, dfile, state): |
6518 | 257 self._state[dfile][0] = state |
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258 self._dirty = True |
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259 |
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260 def unresolved(self): |
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261 """Obtain the paths of unresolved files.""" |
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262 |
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263 for f, entry in self._state.items(): |
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264 if entry[0] == 'u': |
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265 yield f |
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266 |
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267 def resolve(self, dfile, wctx, labels=None): |
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268 """rerun merge process for file path `dfile`""" |
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269 if self[dfile] == 'r': |
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270 return 0 |
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271 stateentry = self._state[dfile] |
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272 state, hash, lfile, afile, anode, ofile, onode, flags = stateentry |
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273 octx = self._repo[self._other] |
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274 fcd = wctx[dfile] |
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275 fco = octx[ofile] |
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276 fca = self._repo.filectx(afile, fileid=anode) |
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277 # "premerge" x flags |
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278 flo = fco.flags() |
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279 fla = fca.flags() |
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280 if 'x' in flags + flo + fla and 'l' not in flags + flo + fla: |
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281 if fca.node() == nullid: |
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282 self._repo.ui.warn(_('warning: cannot merge flags for %s\n') % |
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283 afile) |
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284 elif flags == fla: |
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285 flags = flo |
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286 # restore local |
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287 f = self._repo.vfs('merge/' + hash) |
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288 self._repo.wwrite(dfile, f.read(), flags) |
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289 f.close() |
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290 r = filemerge.filemerge(self._repo, self._local, lfile, fcd, fco, fca, |
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291 labels=labels) |
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292 if r is None: |
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293 # no real conflict |
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294 del self._state[dfile] |
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295 self._dirty = True |
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296 elif not r: |
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297 self.mark(dfile, 'r') |
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298 return r |
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299 |
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300 def _checkunknownfile(repo, wctx, mctx, f, f2=None): |
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301 if f2 is None: |
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302 f2 = f |
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303 return (os.path.isfile(repo.wjoin(f)) |
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304 and repo.wvfs.audit.check(f) |
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305 and repo.dirstate.normalize(f) not in repo.dirstate |
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306 and mctx[f2].cmp(wctx[f])) |
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307 |
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308 def _checkunknownfiles(repo, wctx, mctx, force, actions): |
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309 """ |
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310 Considers any actions that care about the presence of conflicting unknown |
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311 files. For some actions, the result is to abort; for others, it is to |
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312 choose a different action. |
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313 """ |
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314 aborts = [] |
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315 if not force: |
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316 for f, (m, args, msg) in actions.iteritems(): |
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317 if m in ('c', 'dc'): |
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318 if _checkunknownfile(repo, wctx, mctx, f): |
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319 aborts.append(f) |
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320 elif m == 'dg': |
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321 if _checkunknownfile(repo, wctx, mctx, f, args[0]): |
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322 aborts.append(f) |
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323 |
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324 for f in sorted(aborts): |
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325 repo.ui.warn(_("%s: untracked file differs\n") % f) |
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326 if aborts: |
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327 raise util.Abort(_("untracked files in working directory differ " |
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328 "from files in requested revision")) |
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329 |
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330 for f, (m, args, msg) in actions.iteritems(): |
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331 if m == 'c': |
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332 actions[f] = ('g', args, msg) |
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333 elif m == 'cm': |
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334 fl2, anc = args |
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335 different = _checkunknownfile(repo, wctx, mctx, f) |
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336 if different: |
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337 actions[f] = ('m', (f, f, None, False, anc), |
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338 "remote differs from untracked local") |
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339 else: |
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340 actions[f] = ('g', (fl2,), "remote created") |
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341 |
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342 def _forgetremoved(wctx, mctx, branchmerge): |
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343 """ |
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344 Forget removed files |
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345 |
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346 If we're jumping between revisions (as opposed to merging), and if |
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347 neither the working directory nor the target rev has the file, |
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348 then we need to remove it from the dirstate, to prevent the |
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349 dirstate from listing the file when it is no longer in the |
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350 manifest. |
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351 |
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352 If we're merging, and the other revision has removed a file |
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353 that is not present in the working directory, we need to mark it |
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354 as removed. |
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355 """ |
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356 |
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357 actions = {} |
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358 m = 'f' |
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359 if branchmerge: |
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360 m = 'r' |
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361 for f in wctx.deleted(): |
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362 if f not in mctx: |
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363 actions[f] = m, None, "forget deleted" |
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364 |
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365 if not branchmerge: |
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366 for f in wctx.removed(): |
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367 if f not in mctx: |
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368 actions[f] = 'f', None, "forget removed" |
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369 |
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370 return actions |
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371 |
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372 def _checkcollision(repo, wmf, actions): |
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373 # build provisional merged manifest up |
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374 pmmf = set(wmf) |
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375 |
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376 if actions: |
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377 # k, dr, e and rd are no-op |
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378 for m in 'a', 'f', 'g', 'cd', 'dc': |
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379 for f, args, msg in actions[m]: |
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380 pmmf.add(f) |
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381 for f, args, msg in actions['r']: |
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382 pmmf.discard(f) |
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383 for f, args, msg in actions['dm']: |
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384 f2, flags = args |
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385 pmmf.discard(f2) |
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386 pmmf.add(f) |
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387 for f, args, msg in actions['dg']: |
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388 pmmf.add(f) |
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389 for f, args, msg in actions['m']: |
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390 f1, f2, fa, move, anc = args |
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391 if move: |
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392 pmmf.discard(f1) |
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393 pmmf.add(f) |
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394 |
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395 # check case-folding collision in provisional merged manifest |
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396 foldmap = {} |
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397 for f in sorted(pmmf): |
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398 fold = util.normcase(f) |
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399 if fold in foldmap: |
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400 raise util.Abort(_("case-folding collision between %s and %s") |
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401 % (f, foldmap[fold])) |
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402 foldmap[fold] = f |
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403 |
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404 def manifestmerge(repo, wctx, p2, pa, branchmerge, force, partial, |
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405 acceptremote, followcopies): |
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406 """ |
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407 Merge p1 and p2 with ancestor pa and generate merge action list |
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408 |
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409 branchmerge and force are as passed in to update |
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410 partial = function to filter file lists |
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411 acceptremote = accept the incoming changes without prompting |
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412 """ |
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413 |
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414 copy, movewithdir, diverge, renamedelete = {}, {}, {}, {} |
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415 |
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416 # manifests fetched in order are going to be faster, so prime the caches |
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417 [x.manifest() for x in |
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418 sorted(wctx.parents() + [p2, pa], key=lambda x: x.rev())] |
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419 |
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420 if followcopies: |
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421 ret = copies.mergecopies(repo, wctx, p2, pa) |
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422 copy, movewithdir, diverge, renamedelete = ret |
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423 |
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424 repo.ui.note(_("resolving manifests\n")) |
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425 repo.ui.debug(" branchmerge: %s, force: %s, partial: %s\n" |
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426 % (bool(branchmerge), bool(force), bool(partial))) |
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427 repo.ui.debug(" ancestor: %s, local: %s, remote: %s\n" % (pa, wctx, p2)) |
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428 |
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429 m1, m2, ma = wctx.manifest(), p2.manifest(), pa.manifest() |
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430 copied = set(copy.values()) |
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431 copied.update(movewithdir.values()) |
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432 |
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433 if '.hgsubstate' in m1: |
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434 # check whether sub state is modified |
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435 for s in sorted(wctx.substate): |
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436 if wctx.sub(s).dirty(): |
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437 m1['.hgsubstate'] += '+' |
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438 break |
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439 |
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440 # Compare manifests |
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441 diff = m1.diff(m2) |
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442 |
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443 actions = {} |
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444 for f, ((n1, fl1), (n2, fl2)) in diff.iteritems(): |
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445 if partial and not partial(f): |
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446 continue |
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447 if n1 and n2: # file exists on both local and remote side |
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448 if f not in ma: |
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449 fa = copy.get(f, None) |
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450 if fa is not None: |
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451 actions[f] = ('m', (f, f, fa, False, pa.node()), |
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452 "both renamed from " + fa) |
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453 else: |
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454 actions[f] = ('m', (f, f, None, False, pa.node()), |
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455 "both created") |
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456 else: |
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457 a = ma[f] |
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458 fla = ma.flags(f) |
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459 nol = 'l' not in fl1 + fl2 + fla |
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460 if n2 == a and fl2 == fla: |
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461 actions[f] = ('k' , (), "remote unchanged") |
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462 elif n1 == a and fl1 == fla: # local unchanged - use remote |
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463 if n1 == n2: # optimization: keep local content |
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464 actions[f] = ('e', (fl2,), "update permissions") |
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465 else: |
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466 actions[f] = ('g', (fl2,), "remote is newer") |
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467 elif nol and n2 == a: # remote only changed 'x' |
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468 actions[f] = ('e', (fl2,), "update permissions") |
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469 elif nol and n1 == a: # local only changed 'x' |
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470 actions[f] = ('g', (fl1,), "remote is newer") |
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471 else: # both changed something |
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472 actions[f] = ('m', (f, f, f, False, pa.node()), |
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473 "versions differ") |
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474 elif n1: # file exists only on local side |
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475 if f in copied: |
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476 pass # we'll deal with it on m2 side |
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477 elif f in movewithdir: # directory rename, move local |
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478 f2 = movewithdir[f] |
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479 if f2 in m2: |
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480 actions[f2] = ('m', (f, f2, None, True, pa.node()), |
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481 "remote directory rename, both created") |
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482 else: |
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483 actions[f2] = ('dm', (f, fl1), |
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484 "remote directory rename - move from " + f) |
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485 elif f in copy: |
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486 f2 = copy[f] |
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487 actions[f] = ('m', (f, f2, f2, False, pa.node()), |
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488 "local copied/moved from " + f2) |
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489 elif f in ma: # clean, a different, no remote |
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490 if n1 != ma[f]: |
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491 if acceptremote: |
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492 actions[f] = ('r', None, "remote delete") |
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493 else: |
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494 actions[f] = ('cd', None, "prompt changed/deleted") |
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495 elif n1[20:] == 'a': |
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496 # This extra 'a' is added by working copy manifest to mark |
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497 # the file as locally added. We should forget it instead of |
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498 # deleting it. |
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499 actions[f] = ('f', None, "remote deleted") |
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500 else: |
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501 actions[f] = ('r', None, "other deleted") |
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502 elif n2: # file exists only on remote side |
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503 if f in copied: |
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504 pass # we'll deal with it on m1 side |
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505 elif f in movewithdir: |
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506 f2 = movewithdir[f] |
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|
507 if f2 in m1: |
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508 actions[f2] = ('m', (f2, f, None, False, pa.node()), |
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|
509 "local directory rename, both created") |
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510 else: |
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511 actions[f2] = ('dg', (f, fl2), |
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|
512 "local directory rename - get from " + f) |
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513 elif f in copy: |
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|
514 f2 = copy[f] |
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515 if f2 in m2: |
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516 actions[f] = ('m', (f2, f, f2, False, pa.node()), |
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|
517 "remote copied from " + f2) |
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518 else: |
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519 actions[f] = ('m', (f2, f, f2, True, pa.node()), |
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520 "remote moved from " + f2) |
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521 elif f not in ma: |
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522 # local unknown, remote created: the logic is described by the |
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523 # following table: |
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|
524 # |
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|
525 # force branchmerge different | action |
23651
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|
526 # n * * | create |
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|
527 # y n * | create |
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|
528 # y y n | create |
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529 # y y y | merge |
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530 # |
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|
531 # Checking whether the files are different is expensive, so we |
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|
532 # don't do that when we can avoid it. |
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|
533 if not force: |
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|
534 actions[f] = ('c', (fl2,), "remote created") |
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|
535 elif not branchmerge: |
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|
536 actions[f] = ('c', (fl2,), "remote created") |
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|
537 else: |
23654
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|
538 actions[f] = ('cm', (fl2, pa.node()), |
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|
539 "remote created, get or merge") |
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540 elif n2 != ma[f]: |
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|
541 if acceptremote: |
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|
542 actions[f] = ('c', (fl2,), "remote recreating") |
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|
543 else: |
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544 actions[f] = ('dc', (fl2,), "prompt deleted/changed") |
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545 |
23526
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|
546 return actions, diverge, renamedelete |
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|
547 |
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|
548 def _resolvetrivial(repo, wctx, mctx, ancestor, actions): |
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|
549 """Resolves false conflicts where the nodeid changed but the content |
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550 remained the same.""" |
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|
551 |
23639
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|
552 for f, (m, args, msg) in actions.items(): |
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|
553 if m == 'cd' and f in ancestor and not wctx[f].cmp(ancestor[f]): |
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|
554 # local did change but ended up with same content |
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|
555 actions[f] = 'r', None, "prompt same" |
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556 elif m == 'dc' and f in ancestor and not mctx[f].cmp(ancestor[f]): |
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557 # remote did change but ended up with same content |
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558 del actions[f] # don't get = keep local deleted |
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559 |
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560 def calculateupdates(repo, wctx, mctx, ancestors, branchmerge, force, partial, |
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561 acceptremote, followcopies): |
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562 "Calculate the actions needed to merge mctx into wctx using ancestors" |
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563 |
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564 if len(ancestors) == 1: # default |
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565 actions, diverge, renamedelete = manifestmerge( |
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566 repo, wctx, mctx, ancestors[0], branchmerge, force, partial, |
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567 acceptremote, followcopies) |
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568 _checkunknownfiles(repo, wctx, mctx, force, actions) |
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569 |
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570 else: # only when merge.preferancestor=* - the default |
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571 repo.ui.note( |
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572 _("note: merging %s and %s using bids from ancestors %s\n") % |
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573 (wctx, mctx, _(' and ').join(str(anc) for anc in ancestors))) |
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574 |
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575 # Call for bids |
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576 fbids = {} # mapping filename to bids (action method to list af actions) |
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577 diverge, renamedelete = None, None |
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578 for ancestor in ancestors: |
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579 repo.ui.note(_('\ncalculating bids for ancestor %s\n') % ancestor) |
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580 actions, diverge1, renamedelete1 = manifestmerge( |
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581 repo, wctx, mctx, ancestor, branchmerge, force, partial, |
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582 acceptremote, followcopies) |
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583 _checkunknownfiles(repo, wctx, mctx, force, actions) |
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584 if diverge is None: # and renamedelete is None. |
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585 # Arbitrarily pick warnings from first iteration |
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586 diverge = diverge1 |
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587 renamedelete = renamedelete1 |
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588 for f, a in sorted(actions.iteritems()): |
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589 m, args, msg = a |
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590 repo.ui.debug(' %s: %s -> %s\n' % (f, msg, m)) |
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591 if f in fbids: |
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592 d = fbids[f] |
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593 if m in d: |
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594 d[m].append(a) |
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595 else: |
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596 d[m] = [a] |
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597 else: |
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598 fbids[f] = {m: [a]} |
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599 |
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600 # Pick the best bid for each file |
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601 repo.ui.note(_('\nauction for merging merge bids\n')) |
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602 actions = {} |
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603 for f, bids in sorted(fbids.items()): |
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604 # bids is a mapping from action method to list af actions |
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605 # Consensus? |
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606 if len(bids) == 1: # all bids are the same kind of method |
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607 m, l = bids.items()[0] |
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608 if all(a == l[0] for a in l[1:]): # len(bids) is > 1 |
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609 repo.ui.note(" %s: consensus for %s\n" % (f, m)) |
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610 actions[f] = l[0] |
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611 continue |
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612 # If keep is an option, just do it. |
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613 if 'k' in bids: |
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614 repo.ui.note(" %s: picking 'keep' action\n" % f) |
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615 actions[f] = bids['k'][0] |
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616 continue |
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617 # If there are gets and they all agree [how could they not?], do it. |
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618 if 'g' in bids: |
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619 ga0 = bids['g'][0] |
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620 if all(a == ga0 for a in bids['g'][1:]): |
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621 repo.ui.note(" %s: picking 'get' action\n" % f) |
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622 actions[f] = ga0 |
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623 continue |
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624 # TODO: Consider other simple actions such as mode changes |
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625 # Handle inefficient democrazy. |
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626 repo.ui.note(_(' %s: multiple bids for merge action:\n') % f) |
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627 for m, l in sorted(bids.items()): |
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628 for _f, args, msg in l: |
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629 repo.ui.note(' %s -> %s\n' % (msg, m)) |
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630 # Pick random action. TODO: Instead, prompt user when resolving |
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631 m, l = bids.items()[0] |
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632 repo.ui.warn(_(' %s: ambiguous merge - picked %s action\n') % |
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633 (f, m)) |
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634 actions[f] = l[0] |
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635 continue |
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636 repo.ui.note(_('end of auction\n\n')) |
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637 |
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638 _resolvetrivial(repo, wctx, mctx, ancestors[0], actions) |
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639 |
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640 if wctx.rev() is None: |
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641 fractions = _forgetremoved(wctx, mctx, branchmerge) |
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642 actions.update(fractions) |
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643 |
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644 return actions, diverge, renamedelete |
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645 |
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646 def batchremove(repo, actions): |
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647 """apply removes to the working directory |
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648 |
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649 yields tuples for progress updates |
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650 """ |
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651 verbose = repo.ui.verbose |
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652 unlink = util.unlinkpath |
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653 wjoin = repo.wjoin |
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654 audit = repo.wvfs.audit |
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655 i = 0 |
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656 for f, args, msg in actions: |
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657 repo.ui.debug(" %s: %s -> r\n" % (f, msg)) |
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658 if verbose: |
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659 repo.ui.note(_("removing %s\n") % f) |
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660 audit(f) |
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661 try: |
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662 unlink(wjoin(f), ignoremissing=True) |
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663 except OSError as inst: |
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664 repo.ui.warn(_("update failed to remove %s: %s!\n") % |
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665 (f, inst.strerror)) |
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666 if i == 100: |
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667 yield i, f |
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668 i = 0 |
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669 i += 1 |
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670 if i > 0: |
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671 yield i, f |
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672 |
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673 def batchget(repo, mctx, actions): |
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674 """apply gets to the working directory |
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675 |
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676 mctx is the context to get from |
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677 |
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678 yields tuples for progress updates |
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679 """ |
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680 verbose = repo.ui.verbose |
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681 fctx = mctx.filectx |
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682 wwrite = repo.wwrite |
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683 i = 0 |
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684 for f, args, msg in actions: |
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685 repo.ui.debug(" %s: %s -> g\n" % (f, msg)) |
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686 if verbose: |
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687 repo.ui.note(_("getting %s\n") % f) |
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688 wwrite(f, fctx(f).data(), args[0]) |
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689 if i == 100: |
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690 yield i, f |
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691 i = 0 |
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692 i += 1 |
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693 if i > 0: |
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694 yield i, f |
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695 |
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merge: add labels parameter from merge.update to filemerge
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696 def applyupdates(repo, actions, wctx, mctx, overwrite, labels=None): |
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697 """apply the merge action list to the working directory |
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698 |
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699 wctx is the working copy context |
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700 mctx is the context to be merged into the working copy |
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701 |
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702 Return a tuple of counts (updated, merged, removed, unresolved) that |
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703 describes how many files were affected by the update. |
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704 """ |
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|
705 |
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706 updated, merged, removed, unresolved = 0, 0, 0, 0 |
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707 ms = mergestate(repo) |
20591
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merge: record the "other" node in merge state
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708 ms.reset(wctx.p1().node(), mctx.node()) |
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709 moves = [] |
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710 for m, l in actions.items(): |
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711 l.sort() |
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|
712 |
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|
713 # prescan for merges |
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714 for f, args, msg in actions['m']: |
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715 f1, f2, fa, move, anc = args |
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716 if f == '.hgsubstate': # merged internally |
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717 continue |
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|
718 repo.ui.debug(" preserving %s for resolve of %s\n" % (f1, f)) |
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719 fcl = wctx[f1] |
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720 fco = mctx[f2] |
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721 actx = repo[anc] |
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722 if fa in actx: |
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723 fca = actx[fa] |
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724 else: |
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725 fca = repo.filectx(f1, fileid=nullrev) |
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726 ms.add(fcl, fco, fca, f) |
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727 if f1 != f and move: |
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728 moves.append(f1) |
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changeset
|
729 |
23879
b88278a308c6
localrepo: remove all external users of localrepo.wopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
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diff
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|
730 audit = repo.wvfs.audit |
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731 _updating = _('updating') |
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732 _files = _('files') |
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|
733 progress = repo.ui.progress |
14398
ae1f7a5373e8
applyupdates: audit unlinking of renamed files and directories
Adrian Buehlmann <adrian@cadifra.com>
parents:
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diff
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|
734 |
6512
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|
735 # remove renamed files after safely stored |
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diff
changeset
|
736 for f in moves: |
12032
ad787252fed6
util: remove lexists, Python 2.4 introduced os.path.lexists
Martin Geisler <mg@lazybytes.net>
parents:
12010
diff
changeset
|
737 if os.path.lexists(repo.wjoin(f)): |
9467
4c041f1ee1b4
do not attempt to translate ui.debug output
Martin Geisler <mg@lazybytes.net>
parents:
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diff
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|
738 repo.ui.debug("removing %s\n" % f) |
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parents:
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|
739 audit(f) |
18333
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merge: use util.unlinkpath for removing moved files
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|
740 util.unlinkpath(repo.wjoin(f)) |
5042
f191bc3916f7
merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
741 |
23526
a5887f2da5e6
merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23525
diff
changeset
|
742 numupdates = sum(len(l) for m, l in actions.items() if m != 'k') |
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|
743 |
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744 if [a for a in actions['r'] if a[0] == '.hgsubstate']: |
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parents:
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diff
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|
745 subrepo.submerge(repo, wctx, mctx, wctx, overwrite) |
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|
746 |
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|
747 # remove in parallel (must come first) |
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|
748 z = 0 |
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|
749 prog = worker.worker(repo.ui, 0.001, batchremove, (repo,), actions['r']) |
19095
5cc71484ee9c
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FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
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diff
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|
750 for i, item in prog: |
5cc71484ee9c
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parents:
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751 z += i |
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752 progress(_updating, z, item=item, total=numupdates, unit=_files) |
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|
753 removed = len(actions['r']) |
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|
754 |
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|
755 # get in parallel |
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changeset
|
756 prog = worker.worker(repo.ui, 0.001, batchget, (repo, mctx), actions['g']) |
18639
5774732bb5e5
merge: apply non-interactive working dir updates in parallel
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parents:
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diff
changeset
|
757 for i, item in prog: |
18633
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|
758 z += i |
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759 progress(_updating, z, item=item, total=numupdates, unit=_files) |
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760 updated = len(actions['g']) |
18630
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|
761 |
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changeset
|
762 if [a for a in actions['g'] if a[0] == '.hgsubstate']: |
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parents:
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|
763 subrepo.submerge(repo, wctx, mctx, wctx, overwrite) |
3e20079117c5
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|
764 |
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|
765 # forget (manifest only, just log it) (must come first) |
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|
766 for f, args, msg in actions['f']: |
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767 repo.ui.debug(" %s: %s -> f\n" % (f, msg)) |
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|
768 z += 1 |
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|
769 progress(_updating, z, item=f, total=numupdates, unit=_files) |
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|
770 |
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|
771 # re-add (manifest only, just log it) |
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|
772 for f, args, msg in actions['a']: |
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773 repo.ui.debug(" %s: %s -> a\n" % (f, msg)) |
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774 z += 1 |
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775 progress(_updating, z, item=f, total=numupdates, unit=_files) |
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|
776 |
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777 # keep (noop, just log it) |
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778 for f, args, msg in actions['k']: |
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|
779 repo.ui.debug(" %s: %s -> k\n" % (f, msg)) |
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|
780 # no progress |
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|
781 |
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|
782 # merge |
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|
783 for f, args, msg in actions['m']: |
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784 repo.ui.debug(" %s: %s -> m\n" % (f, msg)) |
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|
785 z += 1 |
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|
786 progress(_updating, z, item=f, total=numupdates, unit=_files) |
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|
787 if f == '.hgsubstate': # subrepo states need updating |
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|
788 subrepo.submerge(repo, wctx, mctx, wctx.ancestor(mctx), |
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|
789 overwrite) |
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|
790 continue |
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|
791 audit(f) |
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|
792 r = ms.resolve(f, wctx, labels=labels) |
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793 if r is not None and r > 0: |
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794 unresolved += 1 |
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|
795 else: |
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|
796 if r is None: |
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|
797 updated += 1 |
3309
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merge: pull file copy/move out of filemerge
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3308
diff
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|
798 else: |
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|
799 merged += 1 |
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|
800 |
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801 # directory rename, move local |
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802 for f, args, msg in actions['dm']: |
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803 repo.ui.debug(" %s: %s -> dm\n" % (f, msg)) |
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804 z += 1 |
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805 progress(_updating, z, item=f, total=numupdates, unit=_files) |
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806 f0, flags = args |
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807 repo.ui.note(_("moving %s to %s\n") % (f0, f)) |
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808 audit(f) |
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|
809 repo.wwrite(f, wctx.filectx(f0).data(), flags) |
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|
810 util.unlinkpath(repo.wjoin(f0)) |
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|
811 updated += 1 |
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|
812 |
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|
813 # local directory rename, get |
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814 for f, args, msg in actions['dg']: |
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|
815 repo.ui.debug(" %s: %s -> dg\n" % (f, msg)) |
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|
816 z += 1 |
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|
817 progress(_updating, z, item=f, total=numupdates, unit=_files) |
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|
818 f0, flags = args |
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|
819 repo.ui.note(_("getting %s to %s\n") % (f0, f)) |
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|
820 repo.wwrite(f, mctx.filectx(f0).data(), flags) |
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|
821 updated += 1 |
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|
822 |
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|
823 # exec |
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|
824 for f, args, msg in actions['e']: |
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825 repo.ui.debug(" %s: %s -> e\n" % (f, msg)) |
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|
826 z += 1 |
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|
827 progress(_updating, z, item=f, total=numupdates, unit=_files) |
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|
828 flags, = args |
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|
829 audit(f) |
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|
830 util.setflags(repo.wjoin(f), 'l' in flags, 'x' in flags) |
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|
831 updated += 1 |
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changeset
|
832 |
12369
6f0d9d79111f
merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
12279
diff
changeset
|
833 ms.commit() |
18640
a8648f32b8ed
merge: don't fiddle with name lookups or i18n in hot loops
Bryan O'Sullivan <bryano@fb.com>
parents:
18639
diff
changeset
|
834 progress(_updating, None, total=numupdates, unit=_files) |
3111
5cc62d99b785
merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents:
3110
diff
changeset
|
835 |
5cc62d99b785
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Matt Mackall <mpm@selenic.com>
parents:
3110
diff
changeset
|
836 return updated, merged, removed, unresolved |
5cc62d99b785
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Matt Mackall <mpm@selenic.com>
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3110
diff
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|
837 |
18330
b717f49833a2
merge: rename list of actions from action to actions
Mads Kiilerich <mads@kiilerich.com>
parents:
18329
diff
changeset
|
838 def recordupdates(repo, actions, branchmerge): |
3315
38be819a1225
merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents:
3314
diff
changeset
|
839 "record merge actions to the dirstate" |
21551
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|
840 # remove (must come first) |
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|
841 for f, args, msg in actions['r']: |
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|
842 if branchmerge: |
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|
843 repo.dirstate.remove(f) |
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changeset
|
844 else: |
21389
e741972017d9
merge: change priority / ordering of merge actions
Mads Kiilerich <madski@unity3d.com>
parents:
21269
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|
845 repo.dirstate.drop(f) |
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|
846 |
21551
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|
847 # forget (must come first) |
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|
848 for f, args, msg in actions['f']: |
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|
849 repo.dirstate.drop(f) |
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diff
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|
850 |
21551
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|
851 # re-add |
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|
852 for f, args, msg in actions['a']: |
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|
853 if not branchmerge: |
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|
854 repo.dirstate.add(f) |
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|
855 |
21551
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|
856 # exec change |
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857 for f, args, msg in actions['e']: |
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|
858 repo.dirstate.normallookup(f) |
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|
859 |
21551
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|
860 # keep |
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|
861 for f, args, msg in actions['k']: |
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changeset
|
862 pass |
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|
863 |
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|
864 # get |
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|
865 for f, args, msg in actions['g']: |
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|
866 if branchmerge: |
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|
867 repo.dirstate.otherparent(f) |
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|
868 else: |
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|
869 repo.dirstate.normal(f) |
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870 |
21551
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|
871 # merge |
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|
872 for f, args, msg in actions['m']: |
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|
873 f1, f2, fa, move, anc = args |
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|
874 if branchmerge: |
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|
875 # We've done a branch merge, mark this file as merged |
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|
876 # so that we properly record the merger later |
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|
877 repo.dirstate.merge(f) |
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changeset
|
878 if f1 != f2: # copy/rename |
3308
ecc1bf27378c
merge: unify merge and copy actions
Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
879 if move: |
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|
880 repo.dirstate.remove(f1) |
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|
881 if f1 != f: |
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|
882 repo.dirstate.copy(f1, f) |
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|
883 else: |
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|
884 repo.dirstate.copy(f2, f) |
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changeset
|
885 else: |
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886 # We've update-merged a locally modified file, so |
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changeset
|
887 # we set the dirstate to emulate a normal checkout |
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|
888 # of that file some time in the past. Thus our |
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|
889 # merge will appear as a normal local file |
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|
890 # modification. |
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21545
diff
changeset
|
891 if f2 == f: # file not locally copied/moved |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
892 repo.dirstate.normallookup(f) |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
893 if move: |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
894 repo.dirstate.drop(f1) |
21391
cb15835456cb
merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents:
21390
diff
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|
895 |
21551
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
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diff
changeset
|
896 # directory rename, move local |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
897 for f, args, msg in actions['dm']: |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
898 f0, flag = args |
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
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|
899 if branchmerge: |
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
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|
900 repo.dirstate.add(f) |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
901 repo.dirstate.remove(f0) |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
902 repo.dirstate.copy(f0, f) |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
903 else: |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
904 repo.dirstate.normal(f) |
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
905 repo.dirstate.drop(f0) |
21391
cb15835456cb
merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents:
21390
diff
changeset
|
906 |
21551
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Mads Kiilerich <madski@unity3d.com>
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diff
changeset
|
907 # directory rename, get |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
908 for f, args, msg in actions['dg']: |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
909 f0, flag = args |
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
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|
910 if branchmerge: |
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
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|
911 repo.dirstate.add(f) |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
912 repo.dirstate.copy(f0, f) |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
913 else: |
bde505f47141
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Mads Kiilerich <madski@unity3d.com>
parents:
21545
diff
changeset
|
914 repo.dirstate.normal(f) |
3111
5cc62d99b785
merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents:
3110
diff
changeset
|
915 |
16696
d1afbf03e69a
rebase: allow collapsing branches in place (issue3111)
Patrick Mezard <patrick@mezard.eu>
parents:
16683
diff
changeset
|
916 def update(repo, node, branchmerge, force, partial, ancestor=None, |
21524
47b97d9af27e
merge: add labels parameter from merge.update to filemerge
Durham Goode <durham@fb.com>
parents:
21392
diff
changeset
|
917 mergeancestor=False, labels=None): |
3315
38be819a1225
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Matt Mackall <mpm@selenic.com>
parents:
3314
diff
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|
918 """ |
38be819a1225
merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents:
3314
diff
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|
919 Perform a merge between the working directory and the given node |
38be819a1225
merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents:
3314
diff
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|
920 |
9716
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
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diff
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|
921 node = the node to update to, or None if unspecified |
3315
38be819a1225
merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents:
3314
diff
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|
922 branchmerge = whether to merge between branches |
38be819a1225
merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents:
3314
diff
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|
923 force = whether to force branch merging or file overwriting |
38be819a1225
merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents:
3314
diff
changeset
|
924 partial = a function to filter file lists (dirstate not updated) |
18778
1ef89df2c248
rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents:
18651
diff
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|
925 mergeancestor = whether it is merging with an ancestor. If true, |
1ef89df2c248
rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents:
18651
diff
changeset
|
926 we should accept the incoming changes for any prompts that occur. |
1ef89df2c248
rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents:
18651
diff
changeset
|
927 If false, merging with an ancestor (fast-forward) is only allowed |
1ef89df2c248
rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents:
18651
diff
changeset
|
928 between different named branches. This flag is used by rebase extension |
1ef89df2c248
rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents:
18651
diff
changeset
|
929 as a temporary fix and should be avoided in general. |
9716
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
930 |
ea8c207a0f78
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Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
931 The table below shows all the behaviors of the update command |
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
932 given the -c and -C or no options, whether the working directory |
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
933 is dirty, whether a revision is specified, and the relationship of |
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
934 the parent rev to the target rev (linear, on the same named |
ea8c207a0f78
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Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
935 branch, or on another named branch). |
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
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diff
changeset
|
936 |
12279 | 937 This logic is tested by test-update-branches.t. |
9716
ea8c207a0f78
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Stuart W Marks <smarks@smarks.org>
parents:
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diff
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|
938 |
ea8c207a0f78
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parents:
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diff
changeset
|
939 -c -C dirty rev | linear same cross |
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Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
940 n n n n | ok (1) x |
9717
68a1b9d0663e
update: allow branch crossing without -c or -C, with no uncommitted changes
Stuart W Marks <smarks@smarks.org>
parents:
9716
diff
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|
941 n n n y | ok ok ok |
19799
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update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents:
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diff
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|
942 n n y n | merge (2) (2) |
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update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents:
19798
diff
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|
943 n n y y | merge (3) (3) |
9716
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
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|
944 n y * * | --- discard --- |
19799
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update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents:
19798
diff
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|
945 y n y * | --- (4) --- |
9716
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
946 y n n * | --- ok --- |
19799
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update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents:
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diff
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|
947 y y * * | --- (5) --- |
9716
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
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diff
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|
948 |
ea8c207a0f78
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Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
949 x = can't happen |
ea8c207a0f78
update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents:
9467
diff
changeset
|
950 * = don't-care |
19798
76df01e56e7f
update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents:
19482
diff
changeset
|
951 1 = abort: not a linear update (merge or update --check to force update) |
19800
4894e0d9462d
update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents:
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diff
changeset
|
952 2 = abort: uncommitted changes (commit and merge, or update --clean to |
4894e0d9462d
update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents:
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diff
changeset
|
953 discard changes) |
19799
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Siddharth Agarwal <sid0@fb.com>
parents:
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diff
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|
954 3 = abort: uncommitted changes (commit or update --clean to discard changes) |
19801
41abe2e3e3b7
update: standardize error message for dirty update --check
Siddharth Agarwal <sid0@fb.com>
parents:
19800
diff
changeset
|
955 4 = abort: uncommitted changes (checked in commands.py) |
19799
ab3e42225dbc
update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents:
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diff
changeset
|
956 5 = incompatible options (checked in commands.py) |
13162
115a9760c382
merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents:
13158
diff
changeset
|
957 |
115a9760c382
merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents:
13158
diff
changeset
|
958 Return the same tuple as applyupdates(). |
3315
38be819a1225
merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents:
3314
diff
changeset
|
959 """ |
2815
4870f795f681
Merge: combine force and forcemerge arguments
Matt Mackall <mpm@selenic.com>
parents:
2814
diff
changeset
|
960 |
9717
68a1b9d0663e
update: allow branch crossing without -c or -C, with no uncommitted changes
Stuart W Marks <smarks@smarks.org>
parents:
9716
diff
changeset
|
961 onode = node |
4917
126f527b3ba3
Make repo locks recursive, eliminate all passing of lock/wlock
Matt Mackall <mpm@selenic.com>
parents:
4915
diff
changeset
|
962 wlock = repo.wlock() |
4915
97b734fb9c6f
Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents:
4904
diff
changeset
|
963 try: |
6747
f6c00b17387c
use repo[changeid] to get a changectx
Matt Mackall <mpm@selenic.com>
parents:
6746
diff
changeset
|
964 wc = repo[None] |
20279
5b4f963d21cc
merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents:
20278
diff
changeset
|
965 pl = wc.parents() |
5b4f963d21cc
merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents:
20278
diff
changeset
|
966 p1 = pl[0] |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
967 pas = [None] |
23405
2a038deeac9a
merge: 0 is a valid ancestor different from None
Mads Kiilerich <madski@unity3d.com>
parents:
23398
diff
changeset
|
968 if ancestor is not None: |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
969 pas = [repo[ancestor]] |
20279
5b4f963d21cc
merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents:
20278
diff
changeset
|
970 |
4915
97b734fb9c6f
Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents:
4904
diff
changeset
|
971 if node is None: |
20278
20ef533ffb01
merge: update comment for future devs
Sean Farley <sean.michael.farley@gmail.com>
parents:
19987
diff
changeset
|
972 # Here is where we should consider bookmarks, divergent bookmarks, |
20ef533ffb01
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Sean Farley <sean.michael.farley@gmail.com>
parents:
19987
diff
changeset
|
973 # foreground changesets (successors), and tip of current branch; |
20ef533ffb01
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parents:
19987
diff
changeset
|
974 # but currently we are only checking the branch tips. |
4915
97b734fb9c6f
Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents:
4904
diff
changeset
|
975 try: |
16719
e7bf09acd410
localrepo: add branchtip() method for faster single-branch lookups
Brodie Rao <brodie@sf.io>
parents:
16696
diff
changeset
|
976 node = repo.branchtip(wc.branch()) |
22200
b27c3beaaf30
cleanup: avoid local vars shadowing imports
Mads Kiilerich <madski@unity3d.com>
parents:
21551
diff
changeset
|
977 except errormod.RepoLookupError: |
23380
90cc552ceed5
merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents:
23362
diff
changeset
|
978 if wc.branch() == 'default': # no default branch! |
90cc552ceed5
merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents:
23362
diff
changeset
|
979 node = repo.lookup('tip') # update to tip |
5570
78a6b985882f
update: default to tipmost branch if default branch doesn't exist
Matt Mackall <mpm@selenic.com>
parents:
5489
diff
changeset
|
980 else: |
78a6b985882f
update: default to tipmost branch if default branch doesn't exist
Matt Mackall <mpm@selenic.com>
parents:
5489
diff
changeset
|
981 raise util.Abort(_("branch %s not found") % wc.branch()) |
20280
95b9c6149e17
merge: consider successor changesets for a bare update
Sean Farley <sean.michael.farley@gmail.com>
parents:
20279
diff
changeset
|
982 |
95b9c6149e17
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20279
diff
changeset
|
983 if p1.obsolete() and not p1.children(): |
95b9c6149e17
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diff
changeset
|
984 # allow updating to successors |
95b9c6149e17
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20279
diff
changeset
|
985 successors = obsolete.successorssets(repo, p1.node()) |
95b9c6149e17
merge: consider successor changesets for a bare update
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parents:
20279
diff
changeset
|
986 |
95b9c6149e17
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20279
diff
changeset
|
987 # behavior of certain cases is as follows, |
95b9c6149e17
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20279
diff
changeset
|
988 # |
95b9c6149e17
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20279
diff
changeset
|
989 # divergent changesets: update to highest rev, similar to what |
95b9c6149e17
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20279
diff
changeset
|
990 # is currently done when there are more than one head |
95b9c6149e17
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20279
diff
changeset
|
991 # (i.e. 'tip') |
95b9c6149e17
merge: consider successor changesets for a bare update
Sean Farley <sean.michael.farley@gmail.com>
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20279
diff
changeset
|
992 # |
95b9c6149e17
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diff
changeset
|
993 # replaced changesets: same as divergent except we know there |
95b9c6149e17
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20279
diff
changeset
|
994 # is no conflict |
95b9c6149e17
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diff
changeset
|
995 # |
95b9c6149e17
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diff
changeset
|
996 # pruned changeset: no update is done; though, we could |
95b9c6149e17
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20279
diff
changeset
|
997 # consider updating to the first non-obsolete parent, |
95b9c6149e17
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20279
diff
changeset
|
998 # similar to what is current done for 'hg prune' |
95b9c6149e17
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20279
diff
changeset
|
999 |
95b9c6149e17
merge: consider successor changesets for a bare update
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parents:
20279
diff
changeset
|
1000 if successors: |
95b9c6149e17
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20279
diff
changeset
|
1001 # flatten the list here handles both divergent (len > 1) |
95b9c6149e17
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20279
diff
changeset
|
1002 # and the usual case (len = 1) |
95b9c6149e17
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20279
diff
changeset
|
1003 successors = [n for sub in successors for n in sub] |
95b9c6149e17
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20279
diff
changeset
|
1004 |
95b9c6149e17
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20279
diff
changeset
|
1005 # get the max revision for the given successors set, |
95b9c6149e17
merge: consider successor changesets for a bare update
Sean Farley <sean.michael.farley@gmail.com>
parents:
20279
diff
changeset
|
1006 # i.e. the 'tip' of a set |
23380
90cc552ceed5
merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents:
23362
diff
changeset
|
1007 node = repo.revs('max(%ln)', successors).first() |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1008 pas = [p1] |
20280
95b9c6149e17
merge: consider successor changesets for a bare update
Sean Farley <sean.michael.farley@gmail.com>
parents:
20279
diff
changeset
|
1009 |
4915
97b734fb9c6f
Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents:
4904
diff
changeset
|
1010 overwrite = force and not branchmerge |
20279
5b4f963d21cc
merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents:
20278
diff
changeset
|
1011 |
5b4f963d21cc
merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents:
20278
diff
changeset
|
1012 p2 = repo[node] |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1013 if pas[0] is None: |
23380
90cc552ceed5
merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents:
23362
diff
changeset
|
1014 if repo.ui.config('merge', 'preferancestor', '*') == '*': |
21128
f4014f646f71
merge: with merge.preferancestor=*, run an auction with bids from ancestors
Mads Kiilerich <madski@unity3d.com>
parents:
21082
diff
changeset
|
1015 cahs = repo.changelog.commonancestorsheads(p1.node(), p2.node()) |
f4014f646f71
merge: with merge.preferancestor=*, run an auction with bids from ancestors
Mads Kiilerich <madski@unity3d.com>
parents:
21082
diff
changeset
|
1016 pas = [repo[anc] for anc in (sorted(cahs) or [nullid])] |
f4014f646f71
merge: with merge.preferancestor=*, run an auction with bids from ancestors
Mads Kiilerich <madski@unity3d.com>
parents:
21082
diff
changeset
|
1017 else: |
22179
46308fadaa15
merge: show the scary multiple ancestor hint for merges only, not for updates
Mads Kiilerich <madski@unity3d.com>
parents:
21551
diff
changeset
|
1018 pas = [p1.ancestor(p2, warn=branchmerge)] |
13874
9d67277c9204
merge: add ancestor to the update function
Matt Mackall <mpm@selenic.com>
parents:
13728
diff
changeset
|
1019 |
4915
97b734fb9c6f
Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents:
4904
diff
changeset
|
1020 fp1, fp2, xp1, xp2 = p1.node(), p2.node(), str(p1), str(p2) |
3314 | 1021 |
4915
97b734fb9c6f
Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents:
4904
diff
changeset
|
1022 ### check phase |
97b734fb9c6f
Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents:
4904
diff
changeset
|
1023 if not overwrite and len(pl) > 1: |
22841
18b3869179f9
merge: make error message consistent with other commands
Martin von Zweigbergk <martinvonz@gmail.com>
parents:
22822
diff
changeset
|
1024 raise util.Abort(_("outstanding uncommitted merge")) |
6375
cdc458b12f0f
update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents:
6350
diff
changeset
|
1025 if branchmerge: |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1026 if pas == [p2]: |
11417
6f1d1ed3e19a
merge: improve merge with ancestor message
Matt Mackall <mpm@selenic.com>
parents:
11178
diff
changeset
|
1027 raise util.Abort(_("merging with a working directory ancestor" |
6f1d1ed3e19a
merge: improve merge with ancestor message
Matt Mackall <mpm@selenic.com>
parents:
11178
diff
changeset
|
1028 " has no effect")) |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1029 elif pas == [p1]: |
16696
d1afbf03e69a
rebase: allow collapsing branches in place (issue3111)
Patrick Mezard <patrick@mezard.eu>
parents:
16683
diff
changeset
|
1030 if not mergeancestor and p1.branch() == p2.branch(): |
15619
6c8573dd1b6b
merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents:
15538
diff
changeset
|
1031 raise util.Abort(_("nothing to merge"), |
6c8573dd1b6b
merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents:
15538
diff
changeset
|
1032 hint=_("use 'hg update' " |
6c8573dd1b6b
merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents:
15538
diff
changeset
|
1033 "or check 'hg heads'")) |
6375
cdc458b12f0f
update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents:
6350
diff
changeset
|
1034 if not force and (wc.files() or wc.deleted()): |
19802
94c394653b2a
merge: standardize error message for dirty working dir
Siddharth Agarwal <sid0@fb.com>
parents:
19801
diff
changeset
|
1035 raise util.Abort(_("uncommitted changes"), |
15619
6c8573dd1b6b
merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents:
15538
diff
changeset
|
1036 hint=_("use 'hg status' to list changes")) |
18364
6252b4f1c4b4
subrepos: process subrepos in sorted order
Mads Kiilerich <mads@kiilerich.com>
parents:
18360
diff
changeset
|
1037 for s in sorted(wc.substate): |
24471
1ff35d76421c
subrepo: add bailifchanged to centralize raising Abort if subrepo is dirty
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
23971
diff
changeset
|
1038 wc.sub(s).bailifchanged() |
13437
6169493ac3f9
Do not allow merging with uncommitted changes in a subrepo
Oleg Stepanov <oleg.stepanov@jetbrains.com>
parents:
13400
diff
changeset
|
1039 |
6375
cdc458b12f0f
update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents:
6350
diff
changeset
|
1040 elif not overwrite: |
19929
ab2362e1672e
merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents:
19803
diff
changeset
|
1041 if p1 == p2: # no-op update |
ab2362e1672e
merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents:
19803
diff
changeset
|
1042 # call the hooks and exit early |
ab2362e1672e
merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents:
19803
diff
changeset
|
1043 repo.hook('preupdate', throw=True, parent1=xp2, parent2='') |
ab2362e1672e
merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents:
19803
diff
changeset
|
1044 repo.hook('update', parent1=xp2, parent2='', error=0) |
ab2362e1672e
merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents:
19803
diff
changeset
|
1045 return 0, 0, 0, 0 |
ab2362e1672e
merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents:
19803
diff
changeset
|
1046 |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1047 if pas not in ([p1], [p2]): # nonlinear |
18985
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1048 dirty = wc.dirty(missing=True) |
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1049 if dirty or onode is None: |
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1050 # Branching is a bit strange to ensure we do the minimal |
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1051 # amount of call to obsolete.background. |
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1052 foreground = obsolete.foreground(repo, [p1.node()]) |
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1053 # note: the <node> variable contains a random identifier |
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1054 if repo[node].node() in foreground: |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1055 pas = [p1] # allow updating to successors |
19799
ab3e42225dbc
update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents:
19798
diff
changeset
|
1056 elif dirty: |
ab3e42225dbc
update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents:
19798
diff
changeset
|
1057 msg = _("uncommitted changes") |
19800
4894e0d9462d
update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents:
19799
diff
changeset
|
1058 if onode is None: |
4894e0d9462d
update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents:
19799
diff
changeset
|
1059 hint = _("commit and merge, or update --clean to" |
4894e0d9462d
update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents:
19799
diff
changeset
|
1060 " discard changes") |
4894e0d9462d
update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents:
19799
diff
changeset
|
1061 else: |
4894e0d9462d
update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents:
19799
diff
changeset
|
1062 hint = _("commit or update --clean to discard" |
4894e0d9462d
update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents:
19799
diff
changeset
|
1063 " changes") |
19799
ab3e42225dbc
update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents:
19798
diff
changeset
|
1064 raise util.Abort(msg, hint=hint) |
18985
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1065 else: # node is none |
19798
76df01e56e7f
update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents:
19482
diff
changeset
|
1066 msg = _("not a linear update") |
76df01e56e7f
update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents:
19482
diff
changeset
|
1067 hint = _("merge or update --check to force update") |
76df01e56e7f
update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents:
19482
diff
changeset
|
1068 raise util.Abort(msg, hint=hint) |
18985
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1069 else: |
a59e575c6ff8
update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18895
diff
changeset
|
1070 # Allow jumping branches if clean and specific rev given |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1071 pas = [p1] |
2814
0f787997e3c2
Merge: move most tests to the beginning
Matt Mackall <mpm@selenic.com>
parents:
2813
diff
changeset
|
1072 |
21080
04540a8499a3
merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents:
21024
diff
changeset
|
1073 followcopies = False |
04540a8499a3
merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents:
21024
diff
changeset
|
1074 if overwrite: |
21081
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1075 pas = [wc] |
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1076 elif pas == [p2]: # backwards |
ffd7b6ce46ff
merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents:
21080
diff
changeset
|
1077 pas = [wc.p1()] |
21080
04540a8499a3
merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents:
21024
diff
changeset
|
1078 elif not branchmerge and not wc.dirty(missing=True): |
04540a8499a3
merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents:
21024
diff
changeset
|
1079 pass |
23380
90cc552ceed5
merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents:
23362
diff
changeset
|
1080 elif pas[0] and repo.ui.configbool('merge', 'followcopies', True): |
21080
04540a8499a3
merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents:
21024
diff
changeset
|
1081 followcopies = True |
04540a8499a3
merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents:
21024
diff
changeset
|
1082 |
4915
97b734fb9c6f
Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents:
4904
diff
changeset
|
1083 ### calculate phase |
23641
a7a0f32a383f
merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents:
23640
diff
changeset
|
1084 actionbyfile, diverge, renamedelete = calculateupdates( |
23526
a5887f2da5e6
merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23525
diff
changeset
|
1085 repo, wc, p2, pas, branchmerge, force, partial, mergeancestor, |
a5887f2da5e6
merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23525
diff
changeset
|
1086 followcopies) |
23641
a7a0f32a383f
merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents:
23640
diff
changeset
|
1087 # Convert to dictionary-of-lists format |
a7a0f32a383f
merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents:
23640
diff
changeset
|
1088 actions = dict((m, []) for m in 'a f g cd dc r dm dg m e k'.split()) |
a7a0f32a383f
merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents:
23640
diff
changeset
|
1089 for f, (m, args, msg) in actionbyfile.iteritems(): |
a7a0f32a383f
merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents:
23640
diff
changeset
|
1090 if m not in actions: |
a7a0f32a383f
merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents:
23640
diff
changeset
|
1091 actions[m] = [] |
a7a0f32a383f
merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents:
23640
diff
changeset
|
1092 actions[m].append((f, args, msg)) |
2775
b550cd82f92a
Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1093 |
23544
7cc0fb0080b6
merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23541
diff
changeset
|
1094 if not util.checkcase(repo.path): |
7cc0fb0080b6
merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23541
diff
changeset
|
1095 # check collision between files only in p2 for clean update |
7cc0fb0080b6
merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23541
diff
changeset
|
1096 if (not branchmerge and |
7cc0fb0080b6
merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23541
diff
changeset
|
1097 (force or not wc.dirty(missing=True, branch=False))): |
7cc0fb0080b6
merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23541
diff
changeset
|
1098 _checkcollision(repo, p2.manifest(), None) |
7cc0fb0080b6
merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23541
diff
changeset
|
1099 else: |
7cc0fb0080b6
merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23541
diff
changeset
|
1100 _checkcollision(repo, wc.manifest(), actions) |
7cc0fb0080b6
merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents:
23541
diff
changeset
|
1101 |
23541
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1102 # Prompt and create actions. TODO: Move this towards resolve phase. |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1103 for f, args, msg in sorted(actions['cd']): |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1104 if repo.ui.promptchoice( |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1105 _("local changed %s which remote deleted\n" |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1106 "use (c)hanged version or (d)elete?" |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1107 "$$ &Changed $$ &Delete") % f, 0): |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1108 actions['r'].append((f, None, "prompt delete")) |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1109 else: |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1110 actions['a'].append((f, None, "prompt keep")) |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1111 del actions['cd'][:] |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1112 |
495bc1b65d25
merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents:
23531
diff
changeset
|
1113 for f, args, msg in sorted(actions['dc']): |
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1114 flags, = args |
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1115 if repo.ui.promptchoice( |
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1116 _("remote changed %s which local deleted\n" |
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1117 "use (c)hanged version or leave (d)eleted?" |
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1118 "$$ &Changed $$ &Deleted") % f, 0) == 0: |
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1119 actions['g'].append((f, (flags,), "prompt recreating")) |
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1120 del actions['dc'][:] |
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1121 |
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1122 ### apply phase |
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1123 if not branchmerge: # just jump to the new rev |
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1124 fp1, fp2, xp1, xp2 = fp2, nullid, xp2, '' |
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1125 if not partial: |
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1126 repo.hook('preupdate', throw=True, parent1=xp1, parent2=xp2) |
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1127 # note that we're in the middle of an update |
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1128 repo.vfs.write('updatestate', p2.hex()) |
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1129 |
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1130 stats = applyupdates(repo, actions, wc, p2, overwrite, labels=labels) |
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1131 |
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1132 # divergent renames |
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1133 for f, fl in sorted(diverge.iteritems()): |
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1134 repo.ui.warn(_("note: possible conflict - %s was renamed " |
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1135 "multiple times to:\n") % f) |
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1136 for nf in fl: |
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1137 repo.ui.warn(" %s\n" % nf) |
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1138 |
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1139 # rename and delete |
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1140 for f, fl in sorted(renamedelete.iteritems()): |
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1141 repo.ui.warn(_("note: possible conflict - %s was deleted " |
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1142 "and renamed to:\n") % f) |
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1143 for nf in fl: |
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1144 repo.ui.warn(" %s\n" % nf) |
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1145 |
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1146 if not partial: |
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1147 repo.dirstate.beginparentchange() |
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1148 repo.setparents(fp1, fp2) |
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1149 recordupdates(repo, actions, branchmerge) |
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1150 # update completed, clear state |
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1151 util.unlink(repo.join('updatestate')) |
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1152 |
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1153 if not branchmerge: |
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1154 repo.dirstate.setbranch(p2.branch()) |
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1155 repo.dirstate.endparentchange() |
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1156 finally: |
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1157 wlock.release() |
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1158 |
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1159 if not partial: |
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1160 def updatehook(parent1=xp1, parent2=xp2, error=stats[3]): |
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1161 repo.hook('update', parent1=parent1, parent2=parent2, error=error) |
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1162 repo._afterlock(updatehook) |
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1163 return stats |
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1164 |
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1165 def graft(repo, ctx, pctx, labels): |
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1166 """Do a graft-like merge. |
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1167 |
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1168 This is a merge where the merge ancestor is chosen such that one |
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1169 or more changesets are grafted onto the current changeset. In |
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1170 addition to the merge, this fixes up the dirstate to include only |
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1171 a single parent and tries to duplicate any renames/copies |
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1172 appropriately. |
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1173 |
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1174 ctx - changeset to rebase |
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1175 pctx - merge base, usually ctx.p1() |
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1176 labels - merge labels eg ['local', 'graft'] |
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1177 |
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1178 """ |
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1179 # If we're grafting a descendant onto an ancestor, be sure to pass |
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1180 # mergeancestor=True to update. This does two things: 1) allows the merge if |
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1181 # the destination is the same as the parent of the ctx (so we can use graft |
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1182 # to copy commits), and 2) informs update that the incoming changes are |
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1183 # newer than the destination so it doesn't prompt about "remote changed foo |
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1184 # which local deleted". |
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1185 mergeancestor = repo.changelog.isancestor(repo['.'].node(), ctx.node()) |
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1186 |
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1187 stats = update(repo, ctx.node(), True, True, False, pctx.node(), |
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1188 mergeancestor=mergeancestor, labels=labels) |
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1189 |
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1190 # drop the second merge parent |
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1191 repo.dirstate.beginparentchange() |
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1192 repo.setparents(repo['.'].node(), nullid) |
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1193 repo.dirstate.write() |
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1194 # fix up dirstate for copies and renames |
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1195 copies.duplicatecopies(repo, ctx.rev(), pctx.rev()) |
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1196 repo.dirstate.endparentchange() |
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1197 return stats |