Re: Changing Encoding system for "Defaults for subprocess I/O"

[Rusi]

On Monday, May 25, 2015 at 4:54:57 AM UTC+5:30, dan wrote:
> On Sunday, May 24, 2015 at 4:15:37 PM UTC-7, dan wrote:
> > Hi,
> > 
> > When I enter "M-x eshell", the describe-coding-system shows
> > 
> > Defaults for subprocess I/O:
> >   decoding: U -- utf-8-unix (alias: mule-utf-8-unix)
> > 
> >   encoding: U -- utf-8-unix (alias: mule-utf-8-unix)
> > 
> > 
> > However, when I go to "M-x shell", it shows
> > 
> > Defaults for subprocess I/O:
> >   decoding: - -- undecided-unix (alias: unix)
> > 
> >   encoding: - -- undecided-unix (alias: unix)
> > 
> > 
> > Because of above, some international character does not show properly.
> > 
> > Do you know how to set the "Defaults for subprocess I/O" for all 
> > buffers/shell?
> > 
> > I don't know much about lisp/emacs, so specific example would be much 
> > preferable.
> > 
> > Thank you,
> > 
> > Dan.
> 
> Also, do you know how to make a change for
> 
> "Coding systems for process I/O"?
> 
> Or disable it?

Dunno if this helps but look up (using C-h v) these variables:

coding-system-for-write
coding-system-for-read

which refer to

file-coding-system-alist
process-coding-system-alist
network-coding-system-alist