Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/filelog.py @ 4743:cc0fb3500dd5
mercurial.spec: include various utility files from contrib/ in rpm
Files included:
hgk
convert-repo
hg-ssh
hg-viz
git-rev-tree
bash_completion
zsh_completion
mercurial.el
author | Adam Spiers <hg@adamspiers.org> |
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date | Sun, 03 Jun 2007 14:40:56 +0100 |
parents | 63b9d2deed48 |
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1089 | 1 # filelog.py - file history class for mercurial |
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2 # |
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3 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms |
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6 # of the GNU General Public License, incorporated herein by reference. |
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7 |
262 | 8 from revlog import * |
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9 import os |
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10 |
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11 class filelog(revlog): |
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12 def __init__(self, opener, path): |
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13 revlog.__init__(self, opener, |
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14 "/".join(("data", self.encodedir(path + ".i")))) |
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15 |
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16 # This avoids a collision between a file named foo and a dir named |
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17 # foo.i or foo.d |
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18 def encodedir(self, path): |
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19 return (path |
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20 .replace(".hg/", ".hg.hg/") |
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21 .replace(".i/", ".i.hg/") |
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22 .replace(".d/", ".d.hg/")) |
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23 |
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24 def decodedir(self, path): |
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25 return (path |
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26 .replace(".d.hg/", ".d/") |
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27 .replace(".i.hg/", ".i/") |
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28 .replace(".hg.hg/", ".hg/")) |
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29 |
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30 def read(self, node): |
360 | 31 t = self.revision(node) |
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32 if not t.startswith('\1\n'): |
360 | 33 return t |
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34 s = t.index('\1\n', 2) |
360 | 35 return t[s+2:] |
36 | |
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37 def _readmeta(self, node): |
360 | 38 t = self.revision(node) |
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39 if not t.startswith('\1\n'): |
1116 | 40 return {} |
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41 s = t.index('\1\n', 2) |
360 | 42 mt = t[2:s] |
1116 | 43 m = {} |
360 | 44 for l in mt.splitlines(): |
45 k, v = l.split(": ", 1) | |
46 m[k] = v | |
47 return m | |
48 | |
49 def add(self, text, meta, transaction, link, p1=None, p2=None): | |
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50 if meta or text.startswith('\1\n'): |
360 | 51 mt = "" |
52 if meta: | |
53 mt = [ "%s: %s\n" % (k, v) for k,v in meta.items() ] | |
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54 text = "\1\n%s\1\n%s" % ("".join(mt), text) |
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55 return self.addrevision(text, transaction, link, p1, p2) |
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56 |
1116 | 57 def renamed(self, node): |
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58 if self.parents(node)[0] != nullid: |
1116 | 59 return False |
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60 m = self._readmeta(node) |
1116 | 61 if m and m.has_key("copy"): |
62 return (m["copy"], bin(m["copyrev"])) | |
63 return False | |
64 | |
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65 def size(self, rev): |
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66 """return the size of a given revision""" |
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67 |
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68 # for revisions with renames, we have to go the slow way |
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69 node = self.node(rev) |
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70 if self.renamed(node): |
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71 return len(self.read(node)) |
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72 |
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73 return revlog.size(self, rev) |
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74 |
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75 def cmp(self, node, text): |
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76 """compare text with a given file revision""" |
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77 |
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78 # for renames, we have to go the slow way |
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79 if self.renamed(node): |
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80 t2 = self.read(node) |
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81 return t2 != text |
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82 |
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83 return revlog.cmp(self, node, text) |