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annotate mercurial/commit.py @ 45265:bd7515273fd6

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commitctx: gather more preparation code within the lock context This is a small change that exist mostly for clarification. I am about to move a large amount of code in its own function. having all that code next to each other will make the next changeset clearer.
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Thu, 23 Jul 2020 23:58:23 +0200
parents 39f4ec4039a8
children 13814622b3b1
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1 # commit.py - fonction to perform commit
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2 #
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3 # This software may be used and distributed according to the terms of the
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4 # GNU General Public License version 2 or any later version.
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5
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6 from __future__ import absolute_import
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7
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8 import errno
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9
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10 from .i18n import _
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11 from .node import (
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12 hex,
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13 nullid,
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14 nullrev,
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15 )
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16
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17 from . import (
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18 context,
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19 mergestate,
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20 metadata,
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21 phases,
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22 scmutil,
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23 subrepoutil,
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24 )
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25
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26
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27 def _write_copy_meta(repo):
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28 """return a (changelog, filelog) boolean tuple
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29
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30 changelog: copy related information should be stored in the changeset
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31 filelof: copy related information should be written in the file revision
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32 """
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33 if repo.filecopiesmode == b'changeset-sidedata':
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34 writechangesetcopy = True
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35 writefilecopymeta = True
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36 else:
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37 writecopiesto = repo.ui.config(b'experimental', b'copies.write-to')
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38 writefilecopymeta = writecopiesto != b'changeset-only'
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39 writechangesetcopy = writecopiesto in (
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40 b'changeset-only',
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41 b'compatibility',
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42 )
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43 return writechangesetcopy, writefilecopymeta
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44
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45
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46 def commitctx(repo, ctx, error=False, origctx=None):
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47 """Add a new revision to the target repository.
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48 Revision information is passed via the context argument.
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49
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50 ctx.files() should list all files involved in this commit, i.e.
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51 modified/added/removed files. On merge, it may be wider than the
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52 ctx.files() to be committed, since any file nodes derived directly
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53 from p1 or p2 are excluded from the committed ctx.files().
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54
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55 origctx is for convert to work around the problem that bug
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56 fixes to the files list in changesets change hashes. For
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57 convert to be the identity, it can pass an origctx and this
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58 function will use the same files list when it makes sense to
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59 do so.
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60 """
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61 repo = repo.unfiltered()
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62
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63 p1, p2 = ctx.p1(), ctx.p2()
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64 user = ctx.user()
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65
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66 with repo.lock(), repo.transaction(b"commit") as tr:
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67 writechangesetcopy, writefilecopymeta = _write_copy_meta(repo)
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68
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69 p1copies, p2copies = None, None
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70 if writechangesetcopy:
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71 p1copies = ctx.p1copies()
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72 p2copies = ctx.p2copies()
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73 filesadded, filesremoved = None, None
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74 if ctx.manifestnode():
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75 # reuse an existing manifest revision
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76 repo.ui.debug(b'reusing known manifest\n')
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77 mn = ctx.manifestnode()
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78 files = ctx.files()
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79 if writechangesetcopy:
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80 filesadded = ctx.filesadded()
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81 filesremoved = ctx.filesremoved()
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82 elif not ctx.files():
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83 repo.ui.debug(b'reusing manifest from p1 (no file change)\n')
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84 mn = p1.manifestnode()
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85 files = []
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86 else:
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87 mn, files, added, removed = _process_files(tr, ctx, error=error)
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88 if writechangesetcopy:
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89 filesremoved = removed
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90 filesadded = added
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91
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92 if origctx and origctx.manifestnode() == mn:
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93 files = origctx.files()
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94
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95 if not writefilecopymeta:
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96 # If writing only to changeset extras, use None to indicate that
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97 # no entry should be written. If writing to both, write an empty
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98 # entry to prevent the reader from falling back to reading
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99 # filelogs.
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100 p1copies = p1copies or None
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101 p2copies = p2copies or None
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102 filesadded = filesadded or None
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103 filesremoved = filesremoved or None
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104
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105 # update changelog
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106 repo.ui.note(_(b"committing changelog\n"))
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107 repo.changelog.delayupdate(tr)
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108 n = repo.changelog.add(
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109 mn,
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110 files,
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111 ctx.description(),
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112 tr,
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113 p1.node(),
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114 p2.node(),
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115 user,
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116 ctx.date(),
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117 ctx.extra().copy(),
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118 p1copies,
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119 p2copies,
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120 filesadded,
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121 filesremoved,
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122 )
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123 xp1, xp2 = p1.hex(), p2 and p2.hex() or b''
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124 repo.hook(
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125 b'pretxncommit', throw=True, node=hex(n), parent1=xp1, parent2=xp2,
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126 )
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127 # set the new commit is proper phase
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128 targetphase = subrepoutil.newcommitphase(repo.ui, ctx)
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129 if targetphase:
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130 # retract boundary do not alter parent changeset.
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131 # if a parent have higher the resulting phase will
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132 # be compliant anyway
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133 #
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134 # if minimal phase was 0 we don't need to retract anything
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135 phases.registernew(repo, tr, targetphase, [n])
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136 return n
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137
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138
45263
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139 def _process_files(tr, ctx, error=False):
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140 repo = ctx.repo()
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141 p1 = ctx.p1()
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142 p2 = ctx.p2()
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143
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144 writechangesetcopy, writefilecopymeta = _write_copy_meta(repo)
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145
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146 m1ctx = p1.manifestctx()
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147 m2ctx = p2.manifestctx()
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148 mctx = m1ctx.copy()
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149
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150 m = mctx.read()
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151 m1 = m1ctx.read()
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152 m2 = m2ctx.read()
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153
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154 # check in files
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155 added = []
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156 filesadded = []
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157 removed = list(ctx.removed())
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158 touched = []
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159 linkrev = len(repo)
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160 repo.ui.note(_(b"committing files:\n"))
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161 uipathfn = scmutil.getuipathfn(repo)
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162 for f in sorted(ctx.modified() + ctx.added()):
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163 repo.ui.note(uipathfn(f) + b"\n")
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164 try:
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165 fctx = ctx[f]
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166 if fctx is None:
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167 removed.append(f)
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168 else:
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169 added.append(f)
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170 m[f], is_touched = _filecommit(
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171 repo, fctx, m1, m2, linkrev, tr, writefilecopymeta,
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172 )
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173 if is_touched:
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174 touched.append(f)
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175 if is_touched == 'added':
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176 filesadded.append(f)
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177 m.setflag(f, fctx.flags())
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178 except OSError:
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179 repo.ui.warn(_(b"trouble committing %s!\n") % uipathfn(f))
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180 raise
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181 except IOError as inst:
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182 errcode = getattr(inst, 'errno', errno.ENOENT)
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183 if error or errcode and errcode != errno.ENOENT:
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184 repo.ui.warn(_(b"trouble committing %s!\n") % uipathfn(f))
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185 raise
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186
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187 # update manifest
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188 removed = [f for f in removed if f in m1 or f in m2]
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189 drop = sorted([f for f in removed if f in m])
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190 for f in drop:
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191 del m[f]
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192 if p2.rev() != nullrev:
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193 rf = metadata.get_removal_filter(ctx, (p1, p2, m1, m2))
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194 removed = [f for f in removed if not rf(f)]
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195
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196 touched.extend(removed)
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197
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198 files = touched
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199 mn = _commit_manifest(tr, linkrev, ctx, mctx, files, added, drop)
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200
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201 return mn, files, filesadded, removed
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202
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203
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204 def _filecommit(
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205 repo, fctx, manifest1, manifest2, linkrev, tr, includecopymeta,
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206 ):
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207 """
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208 commit an individual file as part of a larger transaction
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209
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diff changeset
210 input:
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211
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212 fctx: a file context with the content we are trying to commit
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213 manifest1: manifest of changeset first parent
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214 manifest2: manifest of changeset second parent
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215 linkrev: revision number of the changeset being created
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216 tr: current transation
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217 individual: boolean, set to False to skip storing the copy data
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218 (only used by the Google specific feature of using
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219 changeset extra as copy source of truth).
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diff changeset
220
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diff changeset
221 output: (filenode, touched)
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222
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diff changeset
223 filenode: the filenode that should be used by this changeset
45256
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224 touched: one of: None (mean untouched), 'added' or 'modified'
45240
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225 """
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226
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227 fname = fctx.path()
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228 fparent1 = manifest1.get(fname, nullid)
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229 fparent2 = manifest2.get(fname, nullid)
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230 touched = None
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231 if fparent1 == fparent2 == nullid:
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232 touched = 'added'
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233
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234 if isinstance(fctx, context.filectx):
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235 # This block fast path most comparisons which are usually done. It
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236 # assumes that bare filectx is used and no merge happened, hence no
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237 # need to create a new file revision in this case.
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238 node = fctx.filenode()
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diff changeset
239 if node in [fparent1, fparent2]:
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240 repo.ui.debug(b'reusing %s filelog entry\n' % fname)
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diff changeset
241 if (
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diff changeset
242 fparent1 != nullid and manifest1.flags(fname) != fctx.flags()
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diff changeset
243 ) or (
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diff changeset
244 fparent2 != nullid and manifest2.flags(fname) != fctx.flags()
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245 ):
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diff changeset
246 touched = 'modified'
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
247 return node, touched
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diff changeset
248
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
249 flog = repo.file(fname)
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diff changeset
250 meta = {}
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
251 cfname = fctx.copysource()
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diff changeset
252 fnode = None
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
253
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
254 if cfname and cfname != fname:
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parents: 45239
diff changeset
255 # Mark the new revision of this file as a copy of another
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parents: 45239
diff changeset
256 # file. This copy data will effectively act as a parent
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parents: 45239
diff changeset
257 # of this new revision. If this is a merge, the first
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parents: 45239
diff changeset
258 # parent will be the nullid (meaning "look up the copy data")
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parents: 45239
diff changeset
259 # and the second one will be the other parent. For example:
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
260 #
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
261 # 0 --- 1 --- 3 rev1 changes file foo
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
262 # \ / rev2 renames foo to bar and changes it
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
263 # \- 2 -/ rev3 should have bar with all changes and
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
264 # should record that bar descends from
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
265 # bar in rev2 and foo in rev1
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Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
266 #
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
267 # this allows this merge to succeed:
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parents: 45239
diff changeset
268 #
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
269 # 0 --- 1 --- 3 rev4 reverts the content change from rev2
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parents: 45239
diff changeset
270 # \ / merging rev3 and rev4 should use bar@rev2
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parents: 45239
diff changeset
271 # \- 2 --- 4 as the merge base
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Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
272 #
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273
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
274 cnode = manifest1.get(cfname)
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diff changeset
275 newfparent = fparent2
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
276
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
277 if manifest2: # branch merge
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
278 if fparent2 == nullid or cnode is None: # copied on remote side
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
279 if cfname in manifest2:
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
280 cnode = manifest2[cfname]
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
281 newfparent = fparent1
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
282
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
283 # Here, we used to search backwards through history to try to find
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
284 # where the file copy came from if the source of a copy was not in
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
285 # the parent directory. However, this doesn't actually make sense to
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
286 # do (what does a copy from something not in your working copy even
ce9ee81df9ff commitctx: extract _filecommit too
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parents: 45239
diff changeset
287 # mean?) and it causes bugs (eg, issue4476). Instead, we will warn
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
288 # the user that copy information was dropped, so if they didn't
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
289 # expect this outcome it can be fixed, but this is the correct
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parents: 45239
diff changeset
290 # behavior in this circumstance.
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
291
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
292 if cnode:
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
293 repo.ui.debug(b" %s: copy %s:%s\n" % (fname, cfname, hex(cnode)))
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
294 if includecopymeta:
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
295 meta[b"copy"] = cfname
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
296 meta[b"copyrev"] = hex(cnode)
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
297 fparent1, fparent2 = nullid, newfparent
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
298 else:
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
299 repo.ui.warn(
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
300 _(
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
301 b"warning: can't find ancestor for '%s' "
ce9ee81df9ff commitctx: extract _filecommit too
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parents: 45239
diff changeset
302 b"copied from '%s'!\n"
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
303 )
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
304 % (fname, cfname)
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
305 )
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
306
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
307 elif fparent1 == nullid:
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
308 fparent1, fparent2 = fparent2, nullid
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
309 elif fparent2 != nullid:
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
310 # is one parent an ancestor of the other?
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
311 fparentancestors = flog.commonancestorsheads(fparent1, fparent2)
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
312 if fparent1 in fparentancestors:
ce9ee81df9ff commitctx: extract _filecommit too
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parents: 45239
diff changeset
313 fparent1, fparent2 = fparent2, nullid
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diff changeset
314 elif fparent2 in fparentancestors:
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diff changeset
315 fparent2 = nullid
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
316 elif not fparentancestors:
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diff changeset
317 # TODO: this whole if-else might be simplified much more
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diff changeset
318 ms = mergestate.mergestate.read(repo)
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diff changeset
319 if (
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
320 fname in ms
ce9ee81df9ff commitctx: extract _filecommit too
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parents: 45239
diff changeset
321 and ms[fname] == mergestate.MERGE_RECORD_MERGED_OTHER
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
322 ):
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
323 fparent1, fparent2 = fparent2, nullid
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
324
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
325 # is the file changed?
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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326 text = fctx.data()
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
327 if fparent2 != nullid or meta or flog.cmp(fparent1, text):
ce9ee81df9ff commitctx: extract _filecommit too
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parents: 45239
diff changeset
328 if touched is None: # do not overwrite added
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
329 touched = 'modified'
ce9ee81df9ff commitctx: extract _filecommit too
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diff changeset
330 fnode = flog.add(text, meta, tr, linkrev, fparent1, fparent2)
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
331 # are just the flags changed during merge?
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45239
diff changeset
332 elif fname in manifest1 and manifest1.flags(fname) != fctx.flags():
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diff changeset
333 touched = 'modified'
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
334 fnode = fparent1
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
335 else:
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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336 fnode = fparent1
ce9ee81df9ff commitctx: extract _filecommit too
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
337 return fnode, touched
45258
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
338
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
339
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
340 def _commit_manifest(tr, linkrev, ctx, mctx, files, added, drop):
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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341 """make a new manifest entry (or reuse a new one)
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342
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
343 given an initialised manifest context and precomputed list of
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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344 - files: files affected by the commit
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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345 - added: new entries in the manifest
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
346 - drop: entries present in parents but absent of this one
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
347
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
348 Create a new manifest revision, reuse existing ones if possible.
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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349
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
350 Return the nodeid of the manifest revision.
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
351 """
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
352 repo = ctx.repo()
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
353
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
354 md = None
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
355
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
356 # all this is cached, so it is find to get them all from the ctx.
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
357 p1 = ctx.p1()
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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parents: 45257
diff changeset
358 p2 = ctx.p2()
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
359 m1ctx = p1.manifestctx()
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
360
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
361 m1 = m1ctx.read()
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
362
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
363 manifest = mctx.read()
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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diff changeset
364
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
365 if not files:
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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parents: 45257
diff changeset
366 # if no "files" actually changed in terms of the changelog,
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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parents: 45257
diff changeset
367 # try hard to detect unmodified manifest entry so that the
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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parents: 45257
diff changeset
368 # exact same commit can be reproduced later on convert.
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
369 md = m1.diff(manifest, scmutil.matchfiles(repo, ctx.files()))
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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parents: 45257
diff changeset
370 if not files and md:
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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parents: 45257
diff changeset
371 repo.ui.debug(
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
372 b'not reusing manifest (no file change in '
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
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373 b'changelog, but manifest differs)\n'
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
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374 )
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
375 if files or md:
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
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376 repo.ui.note(_(b"committing manifest\n"))
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
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parents: 45257
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377 # we're using narrowmatch here since it's already applied at
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
378 # other stages (such as dirstate.walk), so we're already
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
379 # ignoring things outside of narrowspec in most cases. The
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
380 # one case where we might have files outside the narrowspec
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
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381 # at this point is merges, and we already error out in the
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
382 # case where the merge has files outside of the narrowspec,
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
383 # so this is safe.
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
384 mn = mctx.write(
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
385 tr,
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
386 linkrev,
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
387 p1.manifestnode(),
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
388 p2.manifestnode(),
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
389 added,
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
390 drop,
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
391 match=repo.narrowmatch(),
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
392 )
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
393 else:
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
394 repo.ui.debug(
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
395 b'reusing manifest from p1 (listed files ' b'actually unchanged)\n'
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
396 )
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
397 mn = p1.manifestnode()
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
398
f0d4d1343cb4 commitctx: extract the function that commit a new manifest
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45257
diff changeset
399 return mn