Mercurial > hg > mercurial-crew-with-dirclash

annotate mercurial/filelog.py @ 3886:abaee83ce0a6

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Replace demandload with new demandimport
author Matt Mackall <mpm@selenic.com>
date Wed, 13 Dec 2006 13:27:09 -0600
parents 630caaf29815
children 1b5c38e9d7aa
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1089
142b5d5ec9cc Break apart hg.py
mpm@selenic.com
parents: 1072
diff changeset
1 # filelog.py - file history class for mercurial
0
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
2 #
2858
345bac2bc4ec update copyrights.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
3 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>
0
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
4 #
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
5 # This software may be used and distributed according to the terms
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
6 # of the GNU General Public License, incorporated herein by reference.
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
7
262
3db700146536 implement demand loading hack
mpm@selenic.com
parents: 256
diff changeset
8 from revlog import *
3886
abaee83ce0a6 Replace demandload with new demandimport
Matt Mackall <mpm@selenic.com>
parents: 3794
diff changeset
9 import os
0
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
10
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
11 class filelog(revlog):
2222
c9e264b115e6 Use revlogng and inlined data files by default
mason@suse.com
parents: 2072
diff changeset
12 def __init__(self, opener, path, defversion=REVLOG_DEFAULT_VERSION):
144
ea9188538222 Fix transaction handling bug by reverting fileopener change
mpm@selenic.com
parents: 140
diff changeset
13 revlog.__init__(self, opener,
3794
630caaf29815 use forward "/" for internal path and static http, fix issue437
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3211
diff changeset
14 "/".join(("data", self.encodedir(path + ".i"))),
630caaf29815 use forward "/" for internal path and static http, fix issue437
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3211
diff changeset
15 "/".join(("data", self.encodedir(path + ".d"))),
2072
74d3f5336b66 Implement revlogng.
mason@suse.com
parents: 1595
diff changeset
16 defversion)
786
902b12d55751 Fix the directory and revlog collision problem
mpm@selenic.com
parents: 785
diff changeset
17
902b12d55751 Fix the directory and revlog collision problem
mpm@selenic.com
parents: 785
diff changeset
18 # This avoids a collision between a file named foo and a dir named
902b12d55751 Fix the directory and revlog collision problem
mpm@selenic.com
parents: 785
diff changeset
19 # foo.i or foo.d
902b12d55751 Fix the directory and revlog collision problem
mpm@selenic.com
parents: 785
diff changeset
20 def encodedir(self, path):
856
fbe964ae7325 Fixed encoding of directories ending in .d or .i:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 839
diff changeset
21 return (path
fbe964ae7325 Fixed encoding of directories ending in .d or .i:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 839
diff changeset
22 .replace(".hg/", ".hg.hg/")
fbe964ae7325 Fixed encoding of directories ending in .d or .i:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 839
diff changeset
23 .replace(".i/", ".i.hg/")
fbe964ae7325 Fixed encoding of directories ending in .d or .i:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 839
diff changeset
24 .replace(".d/", ".d.hg/"))
786
902b12d55751 Fix the directory and revlog collision problem
mpm@selenic.com
parents: 785
diff changeset
25
902b12d55751 Fix the directory and revlog collision problem
mpm@selenic.com
parents: 785
diff changeset
26 def decodedir(self, path):
856
fbe964ae7325 Fixed encoding of directories ending in .d or .i:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 839
diff changeset
27 return (path
fbe964ae7325 Fixed encoding of directories ending in .d or .i:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 839
diff changeset
28 .replace(".d.hg/", ".d/")
fbe964ae7325 Fixed encoding of directories ending in .d or .i:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 839
diff changeset
29 .replace(".i.hg/", ".i/")
fbe964ae7325 Fixed encoding of directories ending in .d or .i:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 839
diff changeset
30 .replace(".hg.hg/", ".hg/"))
0
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
31
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
32 def read(self, node):
360
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
33 t = self.revision(node)
686
d7d68d27ebe5 Reapply startswith() changes that got lost with stale edit
Matt Mackall <mpm@selenic.com>
parents: 681
diff changeset
34 if not t.startswith('\1\n'):
360
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
35 return t
2579
0875cda033fd use __contains__, index or split instead of str.find
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2470
diff changeset
36 s = t.index('\1\n', 2)
360
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
37 return t[s+2:]
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
38
3131
4ea58eb3f0c9 filelog: make metadata method private
Matt Mackall <mpm@selenic.com>
parents: 2948
diff changeset
39 def _readmeta(self, node):
360
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
40 t = self.revision(node)
686
d7d68d27ebe5 Reapply startswith() changes that got lost with stale edit
Matt Mackall <mpm@selenic.com>
parents: 681
diff changeset
41 if not t.startswith('\1\n'):
1116
0cdd73b0767c Add some rename debugging support
mpm@selenic.com
parents: 1089
diff changeset
42 return {}
2579
0875cda033fd use __contains__, index or split instead of str.find
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2470
diff changeset
43 s = t.index('\1\n', 2)
360
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
44 mt = t[2:s]
1116
0cdd73b0767c Add some rename debugging support
mpm@selenic.com
parents: 1089
diff changeset
45 m = {}
360
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
46 for l in mt.splitlines():
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
47 k, v = l.split(": ", 1)
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
48 m[k] = v
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
49 return m
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
50
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
51 def add(self, text, meta, transaction, link, p1=None, p2=None):
686
d7d68d27ebe5 Reapply startswith() changes that got lost with stale edit
Matt Mackall <mpm@selenic.com>
parents: 681
diff changeset
52 if meta or text.startswith('\1\n'):
360
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
53 mt = ""
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
54 if meta:
10519e4cbd02 filelog: add metadata support
mpm@selenic.com
parents: 358
diff changeset
55 mt = [ "%s: %s\n" % (k, v) for k,v in meta.items() ]
1540
8ca9f5b17257 minor optimization: save some string trash
twaldmann@thinkmo.de
parents: 1117
diff changeset
56 text = "\1\n%s\1\n%s" % ("".join(mt), text)
0
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
57 return self.addrevision(text, transaction, link, p1, p2)
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
58
1116
0cdd73b0767c Add some rename debugging support
mpm@selenic.com
parents: 1089
diff changeset
59 def renamed(self, node):
1595
dca956c9767d Re-enable the renamed check fastpath
Matt Mackall <mpm@selenic.com>
parents: 1541
diff changeset
60 if self.parents(node)[0] != nullid:
1116
0cdd73b0767c Add some rename debugging support
mpm@selenic.com
parents: 1089
diff changeset
61 return False
3131
4ea58eb3f0c9 filelog: make metadata method private
Matt Mackall <mpm@selenic.com>
parents: 2948
diff changeset
62 m = self._readmeta(node)
1116
0cdd73b0767c Add some rename debugging support
mpm@selenic.com
parents: 1089
diff changeset
63 if m and m.has_key("copy"):
0cdd73b0767c Add some rename debugging support
mpm@selenic.com
parents: 1089
diff changeset
64 return (m["copy"], bin(m["copyrev"]))
0cdd73b0767c Add some rename debugging support
mpm@selenic.com
parents: 1089
diff changeset
65 return False
0cdd73b0767c Add some rename debugging support
mpm@selenic.com
parents: 1089
diff changeset
66
2918
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
67 def size(self, rev):
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
68 """return the size of a given revision"""
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
69
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
70 # for revisions with renames, we have to go the slow way
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
71 node = self.node(rev)
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
72 if self.renamed(node):
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
73 return len(self.read(node))
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
74
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
75 return revlog.size(self, rev)
db397c38005d merge: use file size stored in revlog index
Matt Mackall <mpm@selenic.com>
parents: 2915
diff changeset
76
2900
05257fd28591 filelog: add hash-based comparisons
Matt Mackall <mpm@selenic.com>
parents: 2858
diff changeset
77 def cmp(self, node, text):
05257fd28591 filelog: add hash-based comparisons
Matt Mackall <mpm@selenic.com>
parents: 2858
diff changeset
78 """compare text with a given file revision"""
05257fd28591 filelog: add hash-based comparisons
Matt Mackall <mpm@selenic.com>
parents: 2858
diff changeset
79
05257fd28591 filelog: add hash-based comparisons
Matt Mackall <mpm@selenic.com>
parents: 2858
diff changeset
80 # for renames, we have to go the slow way
05257fd28591 filelog: add hash-based comparisons
Matt Mackall <mpm@selenic.com>
parents: 2858
diff changeset
81 if self.renamed(node):
05257fd28591 filelog: add hash-based comparisons
Matt Mackall <mpm@selenic.com>
parents: 2858
diff changeset
82 t2 = self.read(node)
2915
21631c2c09a5 filelog.cmp: return 0 for equality
Matt Mackall <mpm@selenic.com>
parents: 2910
diff changeset
83 return t2 != text
2900
05257fd28591 filelog: add hash-based comparisons
Matt Mackall <mpm@selenic.com>
parents: 2858
diff changeset
84
2910
5df3e5cf16bc Move cmp bits from filelog to revlog
Matt Mackall <mpm@selenic.com>
parents: 2900
diff changeset
85 return revlog.cmp(self, node, text)