Mercurial > hg
annotate hgext/inotify/client.py @ 7530:3773e510d433 1.1.1
resolve: clarify and simplify help
author | Matt Mackall <mpm@selenic.com> |
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date | Fri, 19 Dec 2008 20:58:33 -0600 |
parents | b4ac1e2cd38c |
children | b084d6d6f345 |
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6239 | 1 # client.py - inotify status client |
2 # | |
3 # Copyright 2006, 2007, 2008 Bryan O'Sullivan <bos@serpentine.com> | |
4 # Copyright 2007, 2008 Brendan Cully <brendan@kublai.com> | |
5 # | |
6 # This software may be used and distributed according to the terms | |
7 # of the GNU General Public License, incorporated herein by reference. | |
8 | |
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9 from mercurial.i18n import _ |
6239 | 10 import common |
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11 import os, socket, struct |
6239 | 12 |
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13 def query(ui, repo, names, match, ignored, clean, unknown=True): |
6239 | 14 sock = socket.socket(socket.AF_UNIX) |
15 sockpath = repo.join('inotify.sock') | |
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16 try: |
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17 sock.connect(sockpath) |
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18 except socket.error, err: |
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19 if err[0] == "AF_UNIX path too long": |
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20 sockpath = os.readlink(sockpath) |
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21 sock.connect(sockpath) |
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22 else: |
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23 raise |
6239 | 24 |
25 def genquery(): | |
26 for n in names or []: | |
27 yield n | |
28 states = 'almrx!' | |
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29 if ignored: |
6239 | 30 raise ValueError('this is insanity') |
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31 if clean: states += 'c' |
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32 if unknown: states += '?' |
6239 | 33 yield states |
34 | |
35 req = '\0'.join(genquery()) | |
36 | |
37 sock.sendall(chr(common.version)) | |
38 sock.sendall(req) | |
39 sock.shutdown(socket.SHUT_WR) | |
40 | |
41 cs = common.recvcs(sock) | |
42 version = ord(cs.read(1)) | |
43 | |
44 if version != common.version: | |
45 ui.warn(_('(inotify: received response from incompatible server ' | |
46 'version %d)\n') % version) | |
47 return None | |
48 | |
49 try: | |
50 resphdr = struct.unpack(common.resphdrfmt, cs.read(common.resphdrsize)) | |
51 except struct.error: | |
52 return None | |
53 | |
54 def readnames(nbytes): | |
55 if nbytes: | |
56 names = cs.read(nbytes) | |
57 if names: | |
58 return filter(match, names.split('\0')) | |
59 return [] | |
60 | |
61 return map(readnames, resphdr) |