From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: file-truename, convert-standard-filename Date: Sun, 07 Feb 2010 06:01:05 +0200 Message-ID: <83y6j5eltq.fsf@gnu.org> References: <83k4urfqs9.fsf@gnu.org> <0B5BFE3DC87648888328B75164292F06@us.oracle.com> <83bpg2g2l8.fsf@gnu.org> <834oluf9c8.fsf@gnu.org> <07544B532C8E490F96FE0B1CF403C510@us.oracle.com> <83zl3mdo22.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: ger.gmane.org 1265515333 2705 80.91.229.12 (7 Feb 2010 04:02:13 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 7 Feb 2010 04:02:13 +0000 (UTC) Cc: emacs-devel@gnu.org To: Drew Adams Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Feb 07 05:02:10 2010 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1NdyLZ-0003Td-Ex for ged-emacs-devel@m.gmane.org; Sun, 07 Feb 2010 05:02:09 +0100 Original-Received: from localhost ([127.0.0.1]:57290 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NdyLY-0000Kh-VR for ged-emacs-devel@m.gmane.org; Sat, 06 Feb 2010 23:02:08 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NdyLV-0000Kc-8z for emacs-devel@gnu.org; Sat, 06 Feb 2010 23:02:05 -0500 Original-Received: from [199.232.76.173] (port=45595 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NdyLU-0000KU-VK for emacs-devel@gnu.org; Sat, 06 Feb 2010 23:02:05 -0500 Original-Received: from Debian-exim by monty-python.gnu.org with spam-scanned (Exim 4.60) (envelope-from ) id 1NdyLT-0007V5-Dy for emacs-devel@gnu.org; Sat, 06 Feb 2010 23:02:04 -0500 Original-Received: from mtaout20.012.net.il ([80.179.55.166]:35228) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1NdyLS-0007Th-FR for emacs-devel@gnu.org; Sat, 06 Feb 2010 23:02:02 -0500 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0KXG00300DPCPJ00@a-mtaout20.012.net.il> for emacs-devel@gnu.org; Sun, 07 Feb 2010 06:01:02 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.70.67.249]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0KXG0014BDTP62C0@a-mtaout20.012.net.il>; Sun, 07 Feb 2010 06:01:02 +0200 (IST) In-reply-to: X-012-Sender: halo1@inter.net.il X-detected-operating-system: by monty-python.gnu.org: Solaris 10 (beta) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:121004 Archived-At: > From: "Drew Adams" > Cc: > Date: Sat, 6 Feb 2010 15:12:05 -0800 > > My summary: > > THEORETICALLY, one _always_ needs c-s-f, unless either (1) you know that the > file that is named exists or (2) you know _all_ of the following: (2a) the file > system being used, (2b) the file name being used, and (2c) that the given file > name is a valid one for the given file system. > > IN PRACTICE, however, the only real use-case is for MS-DOS support, and in > particular, only when the file name is a literal string in Lisp code. > > Have I got it now? Yes, pretty much. > If you want my suggestion about that (the doc), and assuming my understanding is > correct, then I'd say that what I just wrote above (theoretical vs practical) is > all anyone needs to find in the doc. In particular: in practice, c-s-f is only > for MS-DOS support. So unless you develop code for the Emacs distribution, YAGNI > (use cases are "almost non-existent"). The problem is to say that without ever mentioning the OS name explicitly ;-)