X-Recipient: archive-cygwin AT delorie DOT com DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:date:from:to:subject:message-id:reply-to :references:mime-version:content-type:in-reply-to; q=dns; s= default; b=dr34Tj0oRvsUS380gvIQHurETpBuBXE3amkK/JCh8d1zAyDcjPweY c8yTqXzgHG1tBSHBiBVV7OqSSY+hiaFdgPZcqEf3W1Cpsf5pythg+raHQUtTel8A qxmhxrkfsb3wEbGjplPkD1ZVOa/lnC0mFI9HectjSnMPdv0CLryq0I= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:date:from:to:subject:message-id:reply-to :references:mime-version:content-type:in-reply-to; s=default; bh=jPvBmKDTYRrosxFvE8LE8JSkYUI=; b=cYRfQB97JB3k+KLO8wwT/nB5JbjG Zr4umFT+VwmX7ab6+CswoOjGsHNfGiXLMqoPTkKNhxGXy8OA6rRRfwXCHpiTJtqT j/5qkJ8zL6zyaArPRD4lA1AYir5wQmCyjt3am1A0WwJJeiv1Xx03AA7PMHfMb1VN CUy1LxCAgV/wvj8= Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-102.5 required=5.0 tests=AWL,BAYES_00,GOOD_FROM_CORINNA_CYGWIN,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 spammy=extensive X-HELO: mout.kundenserver.de Date: Mon, 9 Dec 2019 11:22:23 +0100 From: Corinna Vinschen To: cygwin AT cygwin DOT com Subject: Re: Cygwin startup and root directory. Message-ID: <20191209102223.GG3499@calimero.vinschen.de> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="twz1s1Hj1O0rHoT0" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.12.1 (2019-06-15) --twz1s1Hj1O0rHoT0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable 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 --twz1s1Hj1O0rHoT0 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEoVYPmneWZnwT6kwF9TYGna5ET6AFAl3uIF8ACgkQ9TYGna5E T6AyhQ/7BY3b8chuq5ZhUqoyxYAZOhiLr8E00dTYeZi0jD23MiRlWZCbk3icfoqB Ev4mRDumXmMiajlzNPAlvHBEQy8dQuXB6e7ObLw9qcmESYFWFMu+G+Iw5PkLYs7E zkL57kIQSCJ8MJADug226oDc7LVm184tDCEkYJsjf8adwpnJmW4MuITjP9MJOQW6 zOZClBUicPk3pk8aA2Y0oxCiQCpEbyPieD5he/YBUlcBceMzRVUyedBinNlqjDVt rA2McVy1hd0RoeU3vr+HfJHgYC3bk5OjP7ewR1DKsf0VDdG599iNYJHlxztbntWG dR+iCfwpHKZCQ+SnF/2DxlX8o9vAcTR2LhimBt+SZ+NJVjcCCk6IMiKuuuLSD+fA 2SMHqtyMNmc2EJt3ZFRGc8DdKzcpxVYNsZYmyB79LGpDWs6sOHGPR9+HXZ+GXu6P s4SKbTmdvjLqVQwC45bQOWgLgj+d+J+OEpesVSj75QiexVvyJbUNwivFjj3jtyYz JBghoFr1rQxSfDZTfcNbUi0OGnQlCU8gQfQ9ibh60RY9klvN10rrzKySzMayNqEF nA+WrXDKlgQKKSys2c4YS5ncO1DgVAwzC6Ewl1mLwzJkHVc8doTC/HlR/ju7tVoE BW58wxg8UXNwNK2v4BlniP0hMqBZ4wKzSlgL5N0DB/z0ExMilVA= =WzO/ -----END PGP SIGNATURE----- --twz1s1Hj1O0rHoT0--