From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Kevin Rodgers Newsgroups: gmane.emacs.help Subject: Re: elisp question: format Date: Wed, 27 Jun 2007 22:39:46 -0600 Message-ID: References: <200706232356.06328.amax@redsymbol.net> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1183005627 2104 80.91.229.12 (28 Jun 2007 04:40:27 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Thu, 28 Jun 2007 04:40:27 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Jun 28 06:40:25 2007 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1I3lnr-0003rS-7x for geh-help-gnu-emacs@m.gmane.org; Thu, 28 Jun 2007 06:40:23 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1I3lnq-0003dm-Lu for geh-help-gnu-emacs@m.gmane.org; Thu, 28 Jun 2007 00:40:22 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1I3lnZ-0003bA-Fw for help-gnu-emacs@gnu.org; Thu, 28 Jun 2007 00:40:05 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1I3lnY-0003aL-QJ for help-gnu-emacs@gnu.org; Thu, 28 Jun 2007 00:40:05 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1I3lnY-0003a8-Ld for help-gnu-emacs@gnu.org; Thu, 28 Jun 2007 00:40:04 -0400 Original-Received: from main.gmane.org ([80.91.229.2] helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1I3lnY-000645-9i for help-gnu-emacs@gnu.org; Thu, 28 Jun 2007 00:40:04 -0400 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1I3lnP-00013y-2I for help-gnu-emacs@gnu.org; Thu, 28 Jun 2007 06:39:55 +0200 Original-Received: from c-67-162-159-170.hsd1.co.comcast.net ([67.162.159.170]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 28 Jun 2007 06:39:55 +0200 Original-Received: from kevin.d.rodgers by c-67-162-159-170.hsd1.co.comcast.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 28 Jun 2007 06:39:55 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 32 Original-X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: c-67-162-159-170.hsd1.co.comcast.net User-Agent: Thunderbird 1.5.0.12 (Macintosh/20070509) In-Reply-To: <200706232356.06328.amax@redsymbol.net> X-detected-kernel: Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:45324 Archived-At: Aaron Maxwell wrote: > Hi, > > Is there a way to direct the format function to use a single value > repeatedly for several positional parameters? > > Here's the specific example of what I mean. In my .emacs, the > following string is used: > "/home/amax/opt/scmutils/mit-scheme/bin/scheme --band /home/amax/opt/scmutils/mit-scheme/lib/edwin-mechanics.com --heap 6000 --library /home/amax/opt/scmutils/mit-scheme/lib" > > (See [1] if you're curious what it's for.) The substring "/home/amax/opt/scmutils/mit-scheme" repeats 3 times. The idea I had is to use a format string like: > > (format "%s/bin/scheme --band %s/lib/edwin-mechanics.com --heap 6000 --library %s/lib" ...(something)...) > > ... and to do this in a way that I only had to type that substring > once. However, I did not find a way to do this directly. The closest > thing I came up with is this: > > (apply 'format > (cons "%s/bin/scheme --band %s/lib/edwin-mechanics.com --heap 6000 --library %s/lib" > (make-list 3 "/home/amax/opt/scmutils/mit-scheme"))) > > Is there a clearer way to do this? (let ((scheme-home "/home/amax/opt/scmutils/mit-scheme")) (format "%s/bin/scheme --band %s/lib/edwin-mechanics.com --heap 6000 --library %s/lib" scheme-home scheme-home scheme-home)) -- Kevin Rodgers Denver, Colorado, USA