[erlang-questions] "Automatic" recompile app from a console

[jixiuf]

>> This is the part that was failing for me, actually - I get an error about
>> reloading a beam file when I ran the make from within emacs. Works OK from a
>> command line, but not from emacs.
> 
> This is what I have in my emacs.d/init.el:
> 
> (global-set-key (kbd "C-x RET") 'compile)
> 
> So it's CTRL-C M and I get the compile prompt, which defaults to "make
> -k", then enter. Of course I have a Makefile that contains ./rebar
> compile in the default target.
> 
> Emacs knows how to go to the source line on error with CTRL `
> 
> I personally would not want my compiler to auto-compile when I saved
> the file, though I realize some IDEs not only do that, but try to
> compile as you type! Everyone has a different thing though.
> 
I write erlang-dired-mode.el for emacs

 https://raw.github.com/jixiuf/erlang-dired-mode/master/erlang-dired-mode.el
 
there is a  function called `erlang-auto-compile' maybe can help you if you
use emacs.