[Unison-hackers] Unicode names on Windows

Tue Jun 17 22:48:52 EDT 2008

> Is there a way to speed up Unison -- fastcheck seems to be inactive  
> on sambas shares ...

I don't know why that would be, exactly, not being a samba user  
myself.  But note that Unison does have to look at all the inodes in  
the entire replica, and this is already a lot of information to  
transfer over a slow link.

    - Benjamin

>
>
> 2008/6/18 Benjamin Pierce <bcpierce at cis.upenn.edu>:
> Thanks for posting that, Patrice.  If you have a minute, perhaps it
> would be useful to add it to the Unison Wiki pages as well?
>
>     - Benjamin
>
>
> On Jun 17, 2008, at 9:19 AM, Patrice Espié wrote:
>
> > Hi all,
> >
> > I would like to tell the way I found to (continue to) use Unison
> > with Linux and Windows, with "strange" characters in filenames. Not
> > sure this is a good place to tell about it, but perhaps this
> > solution should be added to the howtos of Unison.
> >
> > First of all, Linux handle characters correctly. So lets use Unison
> > on Linux only ...
> >
> > To synchronize my Windows shares, I mount them in Linux. Big
> > challenge here, because the mount process to obtain accents
> > correctly is not easy (at least, not well documented on the net):
> >
> > //IP_ADDRESs/WINDOWS_SHARE_NAME    /LOCAL_PATH_TO_MOUNT_TO
> > cifs
> > user
> > ,rw
> > ,uid
> > =
> > 1000
> > ,gid
> > =
> > 1000
> > ,umask=000,file_mode=0777,dir_mode=0777,iocharset=utf8,credentials=/
> > root/.smbcredentials    0    0
> >
> > with "/root/.smbcredentials" file contents:
> >
> > username=WINDOWS_USER_NAME
> > password=WINDOWS_USER_PASSWORD
> >
> > Don't forget to add a blank line at the end of this file, it seems
> > to be important for cifs.
> >
> > Then, everything is ok for using Unison from Linux. The only bad
> > point is speed ...
> >
> > I hope this could help !
> > Patrice
> >
> > 2008/6/17 Gregg Tavares <unison at greggman.com>:
> >
> >
> > ----- Original Message ----
> > > From: Gregg Tavares <unison at greggman.com>
> > > To: Unison hackers <unison-hackers at lists.seas.upenn.edu>
> > > Sent: Monday, June 16, 2008 10:26:26 PM
> > > Subject: Re: [Unison-hackers] Unicode names on Windows
> > >
> > > ----- Original Message ----
> > > > From: Ralph Lehmann
> > > > To: Unison hackers
> > > > Sent: Monday, June 16, 2008 2:53:09 PM
> > > > Subject: Re: [Unison-hackers] Unicode names on Windows
> > > >
> > > > Gregg Tavares schrieb:
> > > > >> From: Benjamin Pierce
> > > > >> To: Unison hackers
> > > > >> Sent: Sunday, June 15, 2008 8:48:53 AM
> > > > >> Subject: Re: [Unison-hackers] Unicode names on Windows
> > > > >>
> > > > >> > I know that this discussion about Unicode characters in
> > file name
> > > > >> > is an old one, but I can't figure the problem is still
> > alive ...
> > > > >> > So please, just tell me: Am I wrong with my usage of Unison
> > > > >> > (2.27.57) on my computers here ? (France / China, Ubuntu /
> > Windows
> > > > >> > XP, and of course files Chinese characters in files ...)
> > > > > No, unison does not work with unicode file names. It's not
> > unison's fault,
> > > > > it's that it only runs on Windows, AFAIK, through the unix
> > emulation
> > > library,
> > > > > cygwin, and cygwin does not yet support unicode.
> > > >
> > > > Please take a look at this site:
> > > > http://www.okisoft.co.jp/esc/utf8-cygwin/
> > > >
> > >
> > > I did take a look at that. Unfortunately the filename buffers in
> > cygwin
> > > are too small for typical chinese/japanese/korean filenames. It  
> may
> > > work for short filenames but for a typical .mp3 filename like
> > >
> > > mp3folder/Band Name/Album Name/Track Name
> > >
> > > it will fail
> > >
> > > I tried recompiling that version of cygwin with larger filename
> > > buffers but it was beyond the time I had. The maximum filename
> > > size is not defined in one place. It could be that someone more
> > > familar with the code could get that patch to work easily but I
> > > couldn't. If anyone does I'd love to hear about it.
> > >
> >
> > I should add that if you manage to get the filename buffer size  
> large
> > enough to work with Japanese/Chinese/Korean you'll also have to
> > re-compile ocaml so that it starts using larger buffers for  
> filenames
> > and then recompile unison to use that new ocaml and that will
> > probably require recompiling every tool that ocaml needs to get
> > built.
> >
> > _______________________________________________
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>
> -- 
> Patrice Espie
> Art de France Export
> 总裁
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