From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3485 invoked by alias); 3 Dec 2004 00:22:53 -0000 Mailing-List: contact gdb-patches-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sources.redhat.com Received: (qmail 3464 invoked from network); 3 Dec 2004 00:22:49 -0000 Received: from unknown (HELO mx1.redhat.com) (66.187.233.31) by sourceware.org with SMTP; 3 Dec 2004 00:22:49 -0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.12.11/8.12.11) with ESMTP id iB30Mm3J010462 for ; Thu, 2 Dec 2004 19:22:49 -0500 Received: from zenia.home.redhat.com (sebastian-int.corp.redhat.com [172.16.52.221]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id iB30Mlr10151; Thu, 2 Dec 2004 19:22:48 -0500 To: gdb-patches@sources.redhat.com Subject: RFA: Recognize 'x' in response to 'p' packet From: Jim Blandy Date: Fri, 03 Dec 2004 00:22:00 -0000 Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-SW-Source: 2004-12/txt/msg00053.txt.bz2 2004-12-02 Jim Blandy * remote.c (fetch_register_using_p): Recognize 'x's for the value of the register as indicating that the register's value is not available. Index: gdb/remote.c =================================================================== RCS file: /cvs/src/src/gdb/remote.c,v retrieving revision 1.152 diff -c -p -r1.152 remote.c *** gdb/remote.c 27 Oct 2004 20:03:50 -0000 1.152 --- gdb/remote.c 3 Dec 2004 00:21:15 -0000 *************** fetch_register_using_p (int regnum) *** 3189,3194 **** --- 3189,3198 ---- error("fetch_register_using_p: early buf termination"); return 0; } + if (p[0] == 'x' && p[1] == 'x') + /* Invalid register value. */ + regp[i++] = 0; /* 'x' */ + else regp[i++] = fromhex (p[0]) * 16 + fromhex (p[1]); p += 2; }