Re: run emacs in batch mode without a tty

[Sam Halliday]

Hi Barry, you might want to read my other responses. Yes it is possible to do 
what I need.

On Friday, 3 July 2015 23:55:29 UTC+1, Barry Margolin  wrote:
> In article <ac8061d2-9984-4ef1-9199-51e47d5c7439@googlegroups.com>,
>  Sam Halliday <sam.halliday@gmail.com> wrote:
> 
> > Aha! It would appear that when emacs is started in -batch mode then the 
> > program exits when it runs through the initial script.
> > 
> > But my tests are starting up a process, attaching a sentinel and then 
> > reacting to some triggers in that file. Under non-batch mode, emacs stays 
> > open until I call `kill-emacs`... but *now* it's dying too early.
> > 
> > So my question then becomes: is there a way to stop emacs -batch from 
> > terminating when it reaches the end of the script? i.e. require an explicit 
> > kill-emacs call.
> 
> I don't think so.
> 
> In normal Emacs, when the script finishes, it goes to the main input 
> loop, which displays the buffer and processes terminal input. That's why 
> it needs a terminal.
> 
> In batch mode, there's no terminal or redisplay, so there's no main 
> input loop. It just runs the script and exits.
> 
> Running another process isn't compatible with this mode, because 
> processing the process output is also part of that main input loop.
> 
> -- 
> Barry Margolin, barmar@alum.mit.edu
> Arlington, MA
> *** PLEASE post questions in newsgroups, not directly to me ***