Mercurial > hg
annotate hgext/inotify/__init__.py @ 16412:1a10bee86e33
graphlog: cleanup before code move
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author | Patrick Mezard <patrick@mezard.eu> |
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date | Wed, 11 Apr 2012 11:37:13 +0200 |
parents | 11aad09a6370 |
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6239 | 1 # __init__.py - inotify-based status acceleration for Linux |
2 # | |
3 # Copyright 2006, 2007, 2008 Bryan O'Sullivan <bos@serpentine.com> | |
4 # Copyright 2007, 2008 Brendan Cully <brendan@kublai.com> | |
5 # | |
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6 # This software may be used and distributed according to the terms of the |
10263 | 7 # GNU General Public License version 2 or any later version. |
6239 | 8 |
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9 '''accelerate status report using Linux's inotify service''' |
6239 | 10 |
11 # todo: socket permissions | |
12 | |
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13 from mercurial.i18n import _ |
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14 from mercurial import util |
8656 | 15 import server |
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16 from client import client, QueryFailed |
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18 def serve(ui, repo, **opts): | |
19 '''start an inotify server for this repository''' | |
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20 server.start(ui, repo.dirstate, repo.root, opts) |
6239 | 21 |
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22 def debuginotify(ui, repo, **opts): |
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23 '''debugging information for inotify extension |
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24 |
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25 Prints the list of directories being watched by the inotify server. |
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26 ''' |
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27 cli = client(ui, repo) |
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28 response = cli.debugquery() |
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29 |
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30 ui.write(_('directories being watched:\n')) |
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31 for path in response: |
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32 ui.write((' %s/\n') % path) |
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33 |
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35 if not util.safehasattr(repo, 'dirstate'): |
6239 | 36 return |
37 | |
38 class inotifydirstate(repo.dirstate.__class__): | |
39 | |
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40 # We'll set this to false after an unsuccessful attempt so that |
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41 # next calls of status() within the same instance don't try again |
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42 # to start an inotify server if it won't start. |
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43 _inotifyon = True |
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44 |
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45 def status(self, match, subrepos, ignored, clean, unknown): |
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46 files = match.files() |
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47 if '.' in files: |
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48 files = [] |
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49 if self._inotifyon and not ignored and not subrepos and not self._dirty: |
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50 cli = client(ui, repo) |
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51 try: |
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52 result = cli.statusquery(files, match, False, |
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53 clean, unknown) |
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54 except QueryFailed, instr: |
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55 ui.debug(str(instr)) |
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56 # don't retry within the same hg instance |
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57 inotifydirstate._inotifyon = False |
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58 pass |
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59 else: |
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60 if ui.config('inotify', 'debug'): |
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61 r2 = super(inotifydirstate, self).status( |
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62 match, [], False, clean, unknown) |
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63 for c, a, b in zip('LMARDUIC', result, r2): |
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64 for f in a: |
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65 if f not in b: |
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66 ui.warn('*** inotify: %s +%s\n' % (c, f)) |
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67 for f in b: |
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68 if f not in a: |
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69 ui.warn('*** inotify: %s -%s\n' % (c, f)) |
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70 result = r2 |
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71 return result |
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73 match, subrepos, ignored, clean, unknown) |
6239 | 74 |
75 repo.dirstate.__class__ = inotifydirstate | |
76 | |
77 cmdtable = { | |
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78 'debuginotify': |
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79 (debuginotify, [], ('hg debuginotify')), |
6239 | 80 '^inserve': |
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81 (serve, |
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82 [('d', 'daemon', None, _('run server in background')), |
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83 ('', 'daemon-pipefds', '', |
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84 _('used internally by daemon mode'), _('NUM')), |
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85 ('t', 'idle-timeout', '', |
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86 _('minutes to sit idle before exiting'), _('NUM')), |
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87 ('', 'pid-file', '', |
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88 _('name of file to write process ID to'), _('FILE'))], |
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89 _('hg inserve [OPTION]...')), |
6239 | 90 } |