inotify: fix status not showing "clean" files (issue907)

The inotify server uses 'c' for clean, not 'n'.

tests/test-inotify

@@ -0,0 +1,30 b''
+#!/bin/sh
+
+"$TESTDIR/hghave" inotify || exit 80
+
+hg init
+
+touch a b c d e
+mkdir dir
+mkdir dir/bar
+touch dir/x dir/y dir/bar/foo
+
+hg ci -Am m
+
+echo "[extensions]" >> $HGRCPATH
+echo "inotify=" >> $HGRCPATH
+
+echo % inserve
+hg inserve -d --pid-file=hg.pid
+cat hg.pid >> "$DAEMON_PIDS"
+
+# let the daemon finish its stuff
+sleep 1
+# issue907
+hg status
+echo % clean
+hg status -c
+echo % all
+hg status -A
+
+kill `cat hg.pid`

tests/test-inotify.out

@@ -0,0 +1,29 b''
+adding a
+adding b
+adding c
+adding d
+adding dir/bar/foo
+adding dir/x
+adding dir/y
+adding e
+% inserve
+? hg.pid
+% clean
+C a
+C b
+C c
+C d
+C dir/bar/foo
+C dir/x
+C dir/y
+C e
+% all
+? hg.pid
+C a
+C b
+C c
+C d
+C dir/bar/foo
+C dir/x
+C dir/y
+C e

hgext/inotify/client.py

@@ -1,62 +1,62 b''
 # client.py - inotify status client
 #
 # Copyright 2006, 2007, 2008 Bryan O'Sullivan <[e-mail]>
 # Copyright 2007, 2008 Brendan Cully <[e-mail]>
 #
 # 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 gettext as _
 from mercurial import ui
 import common
 import os, select, socket, stat, struct, sys
 
 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 or []:
             yield n
         states = 'almrx!'
         if ignored:
             raise ValueError('this is insanity')
-        if clean: states += 'n'
+        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)