From patchwork Thu Feb 25 00:33:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Majewski X-Patchwork-Id: 42140 X-Patchwork-Delegate: azanella@linux.vnet.ibm.com Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 972E9395B08F; Thu, 25 Feb 2021 00:33:36 +0000 (GMT) X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-out.m-online.net (mail-out.m-online.net [212.18.0.9]) by sourceware.org (Postfix) with ESMTPS id 4F96B395188E for ; Thu, 25 Feb 2021 00:33:32 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 4F96B395188E Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: sourceware.org; spf=none smtp.mailfrom=lukma@denx.de Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4DmDKl09h3z1qs3c; Thu, 25 Feb 2021 01:33:31 +0100 (CET) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4DmDKk5w9lz1sP6Y; Thu, 25 Feb 2021 01:33:30 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id o57s-DveoaID; Thu, 25 Feb 2021 01:33:28 +0100 (CET) X-Auth-Info: tjNvZSz+D3KddL7qsLVjYmtosXULOgyBYhFMQm/YF9o= Received: from localhost.localdomain (85-222-111-42.dynamic.chello.pl [85.222.111.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Thu, 25 Feb 2021 01:33:28 +0100 (CET) From: Lukasz Majewski To: Joseph Myers , Adhemerval Zanella , Florian Weimer , DJ Delorie Subject: [PATCH] tst: Add test for futimens Date: Thu, 25 Feb 2021 01:33:13 +0100 Message-Id: <20210225003313.6847-1-lukma@denx.de> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Spam-Status: No, score=-15.1 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, KAM_SHORT, RCVD_IN_BARRACUDACENTRAL, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: GNU C Library , Florian Weimer , Alistair Francis Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" This patch provides test for futimens. It uses xfstat() syscall to read access and modification time to compare with ones written by futimens. Moreover, access and modification times beyond the Y2038 threshold date (i.e. 32 bit time_t overflow) are also checked. Reviewed-by: Adhemerval Zanella --- sysdeps/unix/sysv/linux/Makefile | 2 +- sysdeps/unix/sysv/linux/tst-futimens.c | 80 ++++++++++++++++++++++++++ 2 files changed, 81 insertions(+), 1 deletion(-) create mode 100644 sysdeps/unix/sysv/linux/tst-futimens.c diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index eca24cdfe8..4e043c78ab 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -107,7 +107,7 @@ tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \ test-errno-linux tst-memfd_create tst-mlock2 tst-pkey \ tst-rlimit-infinity tst-ofdlocks tst-gettid tst-gettid-kill \ tst-tgkill tst-sysvsem-linux tst-sysvmsg-linux tst-sysvshm-linux \ - tst-timerfd tst-ppoll + tst-timerfd tst-ppoll tst-futimens tests-internal += tst-ofdlocks-compat tst-sigcontext-get_pc CFLAGS-tst-sigcontext-get_pc.c = -fasynchronous-unwind-tables diff --git a/sysdeps/unix/sysv/linux/tst-futimens.c b/sysdeps/unix/sysv/linux/tst-futimens.c new file mode 100644 index 0000000000..ddc191b0b2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tst-futimens.c @@ -0,0 +1,80 @@ +/* Test for futimens + Copyright (C) 2021 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include +#include +#include +#include +#include + +static int temp_fd = -1; + +/* struct timespec array with Y2038 threshold minus 2 and 1 seconds. */ +const struct timespec t1[2] = { { 0x7FFFFFFE, 0 }, { 0x7FFFFFFF, 0 } }; + +/* struct timespec array with Y2038 threshold plus 1 and 2 seconds. */ +const struct timespec t2[2] = { { 0x80000001ULL, 0 }, { 0x80000002ULL, 0 } }; + +/* struct timespec array around Y2038 threshold. */ +const struct timespec t3[2] = { { 0x7FFFFFFE, 0 }, { 0x80000002ULL, 0 } }; + +#define PREPARE do_prepare +static void +do_prepare (int argc, char *argv[]) +{ + temp_fd = create_temp_file ("futimensat", NULL); + TEST_VERIFY_EXIT (temp_fd > 0); +} + +static int +test_futimens_helper (const struct timespec *ts) +{ + struct stat64 st; + int result; + time_t t; + + /* Check if we run on port with 32 bit time_t size */ + if (__builtin_add_overflow (ts->tv_sec, 0, &t)) + return 0; + + result = futimens(temp_fd, ts); + TEST_VERIFY_EXIT (result == 0); + + xfstat (temp_fd, &st); + + /* Check if seconds for atime match */ + TEST_COMPARE (st.st_atime, ts[0].tv_sec); + + /* Check if seconds for mtime match */ + TEST_COMPARE (st.st_mtime, ts[1].tv_sec); + + return 0; +} + +static int +do_test (void) +{ + test_futimens_helper (&t1[0]); + test_futimens_helper (&t2[0]); + test_futimens_helper (&t3[0]); + + return 0; +} + +#include