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Date:	Mon, 9 Dec 2019 11:22:23 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: Cygwin startup and root directory.
Message-ID:	<20191209102223.GG3499@calimero.vinschen.de>
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On Dec  9 01:12, Daniel Santos wrote:
> Hello,
>=20
> I see that when you copy Cygwin executables (and dlls) to a random
> windows machine and run (for example) bash.exe that Cygwin treats the
> parent directory as the root, assigns it an 8-byte serial number and
> records it in the user registry.=C2=A0 Can somebody point me to where the
> code is that does this?=C2=A0 I presume somewhere under winsup/cygwin?

winsup/cygwin/cygheap.cc, method init_cygheap::init_installation_root()

> Also, are there pretty docs somewhere that detail the Cygwin internals,
> architecture, etc?=C2=A0 It's making me curious...

The internals are not overly well documented.  There are a few how* txt
files in winsup/cygwin but they are old and partially outdated.  I try
to write extensive git commit messages and inline comments whenever I
change stuff and also try to convince other contributors to do that,
too.


Corinna

--=20
Corinna Vinschen
Cygwin Maintainer

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