From nobody Sun Feb 8 23:06:27 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1492090327973744.7319959871925; Thu, 13 Apr 2017 06:32:07 -0700 (PDT) Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 588166AADD; Thu, 13 Apr 2017 13:32:06 +0000 (UTC) Received: from colo-mx.corp.redhat.com (unknown [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 29C4860BE5; Thu, 13 Apr 2017 13:32:06 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id D3EBA5EC6B; Thu, 13 Apr 2017 13:32:05 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id v3DDVrKF011972 for ; Thu, 13 Apr 2017 09:31:53 -0400 Received: by smtp.corp.redhat.com (Postfix) id 6A2717A428; Thu, 13 Apr 2017 13:31:53 +0000 (UTC) Received: from moe.brq.redhat.com (dhcp129-131.brq.redhat.com [10.34.129.131]) by smtp.corp.redhat.com (Postfix) with ESMTP id E67E77A41E for ; Thu, 13 Apr 2017 13:31:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 588166AADD Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=libvir-list-bounces@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 588166AADD From: Michal Privoznik To: libvir-list@redhat.com Date: Thu, 13 Apr 2017 15:31:10 +0200 Message-Id: <8169c683c563eec192177c112e0a33220ffa3a59.1492089792.git.mprivozn@redhat.com> In-Reply-To: References: In-Reply-To: References: X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH 02/38] fdstreamtest: Print more info on read failure X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Thu, 13 Apr 2017 13:32:07 +0000 (UTC) X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" It helps with debugging if we know what's the return value of saferead(). Signed-off-by: Michal Privoznik --- tests/fdstreamtest.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/tests/fdstreamtest.c b/tests/fdstreamtest.c index 5e82dac..68a5bc3 100644 --- a/tests/fdstreamtest.c +++ b/tests/fdstreamtest.c @@ -250,14 +250,16 @@ static int testFDStreamWriteCommon(const char *scratc= hdir, bool blocking) goto cleanup; =20 for (i =3D 0; i < 10; i++) { - size_t want; + size_t want, got; if (i =3D=3D 9) want =3D PATTERN_LEN / 2; else want =3D PATTERN_LEN; =20 - if (saferead(fd, buf, want) !=3D want) { - virFilePrintf(stderr, "Short read from data\n"); + if ((got =3D saferead(fd, buf, want)) !=3D want) { + virFilePrintf(stderr, + "Short read from data, i=3D%zu got=3D%zu want=3D= %zu\n", + i, got, want); goto cleanup; } =20 --=20 2.10.2 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list