[PATCH 1/1] cygwin: use CREATE_DEFAULT_ERROR_MODE in spawn

[Jeremy Drake]

On Fri, 4 Dec 2020, Corinna Vinschen via Cygwin-patches wrote:

> I'm not happy about a new CYGWIN option.
>
> Wouldn't it make sense, perhaps, to switch to CREATE_DEFAULT_ERROR_MODE
> for all non-Cygwin processes by default instead?

In fact, my first iteration was to set that flag unconditionally (relying
on the fact that SetErrorMode is called extremely early in Cygwin process
startup rather than only setting it for non-Cygwin processes), but I
received feedback that it would be better to put it behind an option:

https://github.com/msys2/msys2-runtime/pull/18#issuecomment-723683606