From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 6374 invoked by alias); 26 Jul 2011 21:30:53 -0000 Received: (qmail 6364 invoked by uid 22791); 26 Jul 2011 21:30:52 -0000 X-SWARE-Spam-Status: No, hits=-7.0 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,RP_MATCHES_RCVD,SPF_HELO_PASS X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 26 Jul 2011 21:30:25 +0000 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p6QLUOtv017550 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 26 Jul 2011 17:30:25 -0400 Received: from host1.jankratochvil.net (ovpn-116-20.ams2.redhat.com [10.36.116.20]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p6QLUMO9031476 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Tue, 26 Jul 2011 17:30:24 -0400 Received: from host1.jankratochvil.net (localhost [127.0.0.1]) by host1.jankratochvil.net (8.14.4/8.14.4) with ESMTP id p6QLUMZS014911 for ; Tue, 26 Jul 2011 23:30:22 +0200 Received: (from jkratoch@localhost) by host1.jankratochvil.net (8.14.4/8.14.4/Submit) id p6QLULUX014910 for gdb-patches@sourceware.org; Tue, 26 Jul 2011 23:30:21 +0200 Date: Wed, 27 Jul 2011 03:39:00 -0000 From: Jan Kratochvil To: gdb-patches@sourceware.org Subject: [help patch] whatis vs. ptype - the difference Message-ID: <20110726213021.GA14823@host1.jankratochvil.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) X-IsSubscribed: yes Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2011-07/txt/msg00746.txt.bz2 Hi, just noticed the original user confusion came from the GDB help; not from the GDB manual. So that it may be a bit pointed out there. Wording review welcomed. Thanks, Jan gdb/ 2011-07-26 Jan Kratochvil * typeprint.c (_initialize_typeprint): Extend the help of "whatis" and "ptype" by their typedefs difference. --- a/gdb/typeprint.c +++ b/gdb/typeprint.c @@ -316,8 +316,10 @@ _initialize_typeprint (void) Print definition of type TYPE.\n\ Argument may be a type name defined by typedef, or \"struct STRUCT-TAG\"\n\ or \"class CLASS-NAME\" or \"union UNION-TAG\" or \"enum ENUM-TAG\".\n\ -The selected stack frame's lexical context is used to look up the name.")); +The selected stack frame's lexical context is used to look up the name.\n\ +Contrary to \"whatis\", \"ptype\" always unrolls any typedefs.")); add_com ("whatis", class_vars, whatis_command, - _("Print data type of expression EXP.")); + _("Print data type of expression EXP.\n\ +Only one level of typedefs is unrolled. See also \"ptype\".")); }