Mercurial > hg
view hgext/inotify/client.py @ 8166:56719b1aa6f4
Merge with crew-stable
author | Patrick Mezard <pmezard@gmail.com> |
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date | Sun, 26 Apr 2009 11:49:17 +0200 |
parents | b084d6d6f345 |
children | 46293a0c7e9f |
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# client.py - inotify status client # # Copyright 2006, 2007, 2008 Bryan O'Sullivan <bos@serpentine.com> # Copyright 2007, 2008 Brendan Cully <brendan@kublai.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. from mercurial.i18n import _ import common import os, socket, struct def query(ui, repo, names, match, ignored, clean, unknown=True): sock = socket.socket(socket.AF_UNIX) sockpath = repo.join('inotify.sock') try: sock.connect(sockpath) except socket.error, err: if err[0] == "AF_UNIX path too long": sockpath = os.readlink(sockpath) sock.connect(sockpath) else: raise def genquery(): for n in names: yield n states = 'almrx!' if ignored: raise ValueError('this is insanity') if clean: states += 'c' if unknown: states += '?' yield states req = '\0'.join(genquery()) sock.sendall(chr(common.version)) sock.sendall(req) sock.shutdown(socket.SHUT_WR) cs = common.recvcs(sock) version = ord(cs.read(1)) if version != common.version: ui.warn(_('(inotify: received response from incompatible server ' 'version %d)\n') % version) return None try: resphdr = struct.unpack(common.resphdrfmt, cs.read(common.resphdrsize)) except struct.error: return None def readnames(nbytes): if nbytes: names = cs.read(nbytes) if names: return filter(match, names.split('\0')) return [] return map(readnames, resphdr)