Cygwin passes through null writes to other software when redirecting standard input/output (i.e. piping)

Andrey Repin
Fri May 11 09:05:00 GMT 2012

Greetings, Corinna Vinschen!

> That has nothing to do with Cygwin.  This is just how the environment is
> handled in general.  Child processes inherit it from their parent
> processes, regardless whether on Windows or Unix.

Windows have means of notifying running processes about changes in global
It isn't really reliable, though. Only works, when you're editing environment
from the GUI, AFAIK.

Andrey Repin ( 11.05.2012, <12:55>

Sorry for my terrible english...

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