Re: Layers Issue in SVN::Notify

On Mon, Jul 10, 2006 at 11:57:52AM -0700, David Wheeler wrote:
> Greetings fellow Perlers,
> 
> I've had some complaints for a while now about non-ASCII characters  
> not properly showing up in emails sent by my SVN::Notify module. Last  
> week Éric Cholet figured out how to get it to work: He simply set the  
> LANG environment variable to fr_FR.ISO8859-1.
> 
> So the problem is the LANG environment variable. Setting it to 'C' in  
> a BEGIN block doesn't work, either. But my sense is that it shouldn't  
> make any difference what the environment is set to if I'm setting the  
> IO layer on the file handle. Here is the code for creating the handle  
> in SVN::Notify:

>         # Child process. Execute the commands.
>         exec @_ or die "Cannot exec $_[0]: $!\n";
>         # Not reached.
>     }
> }
> 
> I'm using binmode to set the IO layer on the pipe both for reading  
> and writing pipes, so I'd expect it to do the right thing vis-a-vis  
> the localization without regard to the LANG environment variable  
> (Éric had the io_layer attribute set to 'raw'). But obviously I'm  
> wrong. Is there something I'm missing about when and/or where the IO  
> layer should be set? Anyone run into something like this before?

I doubt that perl's at fault. What are you piping the data into, and
what does it think of $LANG in the environment?

Nicholas Clark