Re: (Windows) Problems with processes on master branch

[Eli Zaretskii]

> From: Óscar Fuentes <ofv@wanadoo.es>
> Date: Fri, 01 Mar 2024 17:46:10 +0100
> 
> With a fresh MSYS2/Mingw-w64 build executed on Windows 11 64bits with
> -Q, emacs mangles the output of processes and does not detect when they
> end.
> 
> For instance, with emacs -Q
> 
> M-x shell
> 
> it shows
> 
> icrosoft Windows [Version <omitted rest of output>
> 
> Note the missing initial M. Then, emacs hangs (no input possible, C-g
> doen't work) showing (Shell:run) on the modeline.

I cannot reproduce this with the latest master branch.  My build is a
32-bit one, but I don't think it should matter.

> If I execute eshell instead of shell and invoke an executable like
> 
> $ gcc -v
> 
> the shown output misses the first line:
> 
> Using built-in specs.
> 
> and then eshell keeps waiting as if the command would still be
> executing, which is false (Windows' Task Manager confirms that there is
> no gcc executable running).

I cannot reproduce this, either.

My first guess would be some weird buffering issue.  But I have no
clue why it would happen.  Which versions of Emacs behave like that?