From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3212 invoked by alias); 18 Jul 2007 19:32:29 -0000 Received: (qmail 3204 invoked by uid 22791); 18 Jul 2007 19:32:29 -0000 X-Spam-Check-By: sourceware.org Received: from 0x5731473b.taanxx2.adsl-dhcp.tele.dk (HELO linuxbog.dk) (87.49.71.59) by sourceware.org (qpsmtpd/0.31) with ESMTP; Wed, 18 Jul 2007 19:32:25 +0000 Received: from localhost (localhost [127.0.0.1]) by linuxbog.dk (Postfix) with ESMTP id ACE802B2CA2 for ; Wed, 18 Jul 2007 21:32:22 +0200 (CEST) Date: Wed, 18 Jul 2007 20:32:00 -0000 From: Peter Toft To: gdb@sourceware.org Subject: Re: gdb printing of dynamically allocated matrix In-Reply-To: <20070718183326.GA25345@caradoc.them.org> Message-ID: References: <20070718183326.GA25345@caradoc.them.org> MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="-1463811583-1221742516-1184787142=:4288" X-IsSubscribed: yes Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org X-SW-Source: 2007-07/txt/msg00145.txt.bz2 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---1463811583-1221742516-1184787142=:4288 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Content-length: 1075 On Wed, 18 Jul 2007, Daniel Jacobowitz wrote: > On Wed, Jul 18, 2007 at 01:22:33PM +0200, Peter Toft wrote: > > * However how can I use GDB to see the contents of "b" > > similar to the contents of "c" and "a"? > > The best I can do is > > (gdb) print *b[0] @3 > > (gdb) print *b[1] @3 > > Obviously I would like to do the display in one command rather > > than several, especially if I changed the b-matrix to be b[7][8] > > I don't believe this is possible without writing a user-defined > command for it - see the manual. Something like define matprint set $i = 0 while $i< $arg1 echo $arg0[$i++][0] @ $arg2 end end so I then can do (gdb) matprint c 2 3 close but I quess it can be made better[1] > > > How come that the next vector contains wrong values? > > It's printing six consecutive elements from memory. Yeah - seems to be the case Thanx Daniel Best regards Peter [1] after GDB-101 manual crash reading :) -- Peter Toft, Ph.D. [pto@linuxbog.dk] http://petertoft.dk Følg min Linux-blog på http://www.version2.dk/blogs/petertoft ---1463811583-1221742516-1184787142=:4288--