From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=55455 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PPjV2-0007t2-2x for qemu-devel@nongnu.org; Mon, 06 Dec 2010 17:25:37 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PPjV0-0000Gh-UP for qemu-devel@nongnu.org; Mon, 06 Dec 2010 17:25:35 -0500 Received: from e38.co.us.ibm.com ([32.97.110.159]:39499) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PPjV0-0000GN-Lk for qemu-devel@nongnu.org; Mon, 06 Dec 2010 17:25:34 -0500 Received: from d03relay05.boulder.ibm.com (d03relay05.boulder.ibm.com [9.17.195.107]) by e38.co.us.ibm.com (8.14.4/8.13.1) with ESMTP id oB6NH3iY006545 for ; Mon, 6 Dec 2010 16:17:03 -0700 Received: from d03av06.boulder.ibm.com (d03av06.boulder.ibm.com [9.17.195.245]) by d03relay05.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id oB6MPTPV142938 for ; Mon, 6 Dec 2010 15:25:29 -0700 Received: from d03av06.boulder.ibm.com (loopback [127.0.0.1]) by d03av06.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id oB6MTfck003777 for ; Mon, 6 Dec 2010 15:29:41 -0700 From: Adam Litke In-Reply-To: <1291399402-20366-10-git-send-email-mdroth@linux.vnet.ibm.com> References: <1291399402-20366-1-git-send-email-mdroth@linux.vnet.ibm.com> <1291399402-20366-10-git-send-email-mdroth@linux.vnet.ibm.com> Content-Type: text/plain; charset="UTF-8" Date: Mon, 06 Dec 2010 16:25:27 -0600 Message-ID: <1291674327.2213.9.camel@aglitke> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] Re: [RFC][PATCH v5 09/21] virtagent: add va.getdmesg RPC List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Michael Roth Cc: agl@linux.vnet.ibm.com, stefanha@linux.vnet.ibm.com, Jes.Sorensen@redhat.com, qemu-devel@nongnu.org, aliguori@linux.vnet.ibm.com, ryanh@us.ibm.com, abeekhof@redhat.com On Fri, 2010-12-03 at 12:03 -0600, Michael Roth wrote: > +/* va_getdmesg(): return dmesg output > + * rpc return values: > + * - dmesg output as a string > + */ > +static xmlrpc_value *va_getdmesg(xmlrpc_env *env, > + xmlrpc_value *param, > + void *user_data) > +{ > + char *dmesg_buf = NULL, cmd[256]; > + int ret; > + xmlrpc_value *result = NULL; > + FILE *pipe; > + > + SLOG("va_getdmesg()"); > + > + dmesg_buf = qemu_mallocz(VA_DMESG_LEN + 2048); > + sprintf(cmd, "dmesg -s %d", VA_DMESG_LEN); > + > + pipe = popen(cmd, "r"); > + if (pipe == NULL) { > + LOG("popen failed: %s", strerror(errno)); > + xmlrpc_faultf(env, "popen failed: %s", strerror(errno)); > + goto EXIT_NOCLOSE; > + } > + > + ret = fread(dmesg_buf, sizeof(char), VA_DMESG_LEN, pipe); > + if (!ferror(pipe)) { > + dmesg_buf[ret] = '\0'; > + TRACE("dmesg:\n%s", dmesg_buf); > + result = xmlrpc_build_value(env, "s", dmesg_buf); > + } else { > + LOG("fread failed"); > + xmlrpc_faultf(env, "popen failed: %s", strerror(errno)); > + } > + > + pclose(pipe); > +EXIT_NOCLOSE: I think goto labels are supposed to be lower-case. -- Thanks, Adam