[Unison-hackers] Unicode names on Windows

[Benjamin Pierce]

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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