From owner-freebsd-hackers Thu Dec 7 12:32:42 2000 From owner-freebsd-hackers@FreeBSD.ORG Thu Dec 7 12:32:38 2000 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from bingnet2.cc.binghamton.edu (bingnet2.cc.binghamton.edu [128.226.1.18]) by hub.freebsd.org (Postfix) with ESMTP id 96BDB37B401 for ; Thu, 7 Dec 2000 12:32:37 -0800 (PST) Received: from onyx (onyx.cs.binghamton.edu [128.226.140.171]) by bingnet2.cc.binghamton.edu (8.9.3/8.9.3) with ESMTP id PAA18824; Thu, 7 Dec 2000 15:32:32 -0500 (EST) Date: Thu, 7 Dec 2000 15:30:51 -0500 (EST) From: Zhiui Zhang X-Sender: zzhang@onyx To: Brian Dean Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: ptrace(PT_GETDBREGS) message in remote debugging In-Reply-To: <20001206194209.B94389@vger.bsdhome.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Thanks. I tried this on FreeBSD 4.2-Release (because I do not have a stable or current), but I failed: # make Warning: Object directory not changed from original /usr/src/gnu/usr.bin/binutils/gdb cc: ../libbfd/libbfd.a: No such file or directory cc: ../libopcodes/libopcodes.a: No such file or directory cc: ../libiberty/libiberty.a: No such file or directory *** Error code 1 Stop in /usr/src/gnu/usr.bin/binutils/gdb. What should I do? -Zhihui On Wed, 6 Dec 2000, Brian Dean wrote: > Index: freebsd-nat.c > =================================================================== > RCS file: /usr00/FreeBSD/mirror/ncvs/src/gnu/usr.bin/binutils/gdb/i386/freebsd-nat.c,v > retrieving revision 1.21.4.2 > diff -u -r1.21.4.2 freebsd-nat.c > --- freebsd-nat.c 2000/08/22 12:28:19 1.21.4.2 > +++ freebsd-nat.c 2000/12/07 00:31:52 > @@ -478,14 +478,16 @@ > { > struct dbreg dbr; > extern int inferior_pid; > - > + > if (inferior_pid != 0 && core_bfd == NULL) > { > int pid = inferior_pid & ((1 << 17) - 1); /* XXX extract pid from tid */ > - > + > if (ptrace(PT_GETDBREGS, pid, (caddr_t)&dbr, 0) == -1) > { > - perror("ptrace(PT_GETDBREGS) failed"); > + /* don't complain on ESRCH, assume we are debugging a remote target */ > + if (errno != ESRCH) > + perror("ptrace(PT_GETDBREGS) failed"); > return 0; > } > #if WATCHPOINT_DEBUG > 1 > @@ -520,7 +522,10 @@ > > if (ptrace(PT_GETDBREGS, pid, (caddr_t)&dbr, 0) == -1) > { > - perror("ptrace(PT_GETDBREGS) failed"); > + /* don't complain on ESRCH, assume we are debugging a remote target */ > + if (errno != ESRCH) > + perror("ptrace(PT_GETDBREGS) failed"); > + > return 0; > } > > @@ -615,7 +620,9 @@ > > if (ptrace(PT_GETDBREGS, pid, (caddr_t)&dbr, 0) == -1) > { > - perror("ptrace(PT_GETDBREGS) failed"); > + /* don't complain on ESRCH, assume we are debugging a remote target */ > + if (errno != ESRCH) > + perror("ptrace(PT_GETDBREGS) failed"); > return 0; > } > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message