{"id":811233,"url":"http://patchwork.ozlabs.org/api/patches/811233/?format=json","web_url":"http://patchwork.ozlabs.org/project/glibc/patch/20170907224219.12483-33-albert.aribaud@3adev.fr/","project":{"id":41,"url":"http://patchwork.ozlabs.org/api/projects/41/?format=json","name":"GNU C Library","link_name":"glibc","list_id":"libc-alpha.sourceware.org","list_email":"libc-alpha@sourceware.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20170907224219.12483-33-albert.aribaud@3adev.fr>","list_archive_url":null,"date":"2017-09-07T22:41:59","name":"[RFC,32/52] Y2038: add function __settimeofday_t64","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"16fab6c4987984d69e284e31fc440f6b473a64d3","submitter":{"id":65557,"url":"http://patchwork.ozlabs.org/api/people/65557/?format=json","name":"Albert ARIBAUD (3ADEV)","email":"albert.aribaud@3adev.fr"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/glibc/patch/20170907224219.12483-33-albert.aribaud@3adev.fr/mbox/","series":[{"id":2074,"url":"http://patchwork.ozlabs.org/api/series/2074/?format=json","web_url":"http://patchwork.ozlabs.org/project/glibc/list/?series=2074","date":"2017-09-07T22:41:27","name":"Make GLIBC Y2038-proof","version":1,"mbox":"http://patchwork.ozlabs.org/series/2074/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/811233/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/811233/checks/","tags":{},"related":[],"headers":{"Return-Path":"<libc-alpha-return-84350-incoming=patchwork.ozlabs.org@sourceware.org>","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","mailing list libc-alpha@sourceware.org"],"Authentication-Results":["ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=sourceware.org\n\t(client-ip=209.132.180.131; helo=sourceware.org;\n\tenvelope-from=libc-alpha-return-84350-incoming=patchwork.ozlabs.org@sourceware.org;\n\treceiver=<UNKNOWN>)","ozlabs.org; dkim=pass (1024-bit key;\n\tsecure) header.d=sourceware.org header.i=@sourceware.org\n\theader.b=\"d5CkF0ow\"; dkim-atps=neutral","sourceware.org; auth=none"],"Received":["from sourceware.org (server1.sourceware.org [209.132.180.131])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xpFx14Fhmz9sDB\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri,  8 Sep 2017 08:48:37 +1000 (AEST)","(qmail 93763 invoked by alias); 7 Sep 2017 22:44:45 -0000","(qmail 93635 invoked by uid 89); 7 Sep 2017 22:44:45 -0000"],"DomainKey-Signature":"a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id\n\t:list-unsubscribe:list-subscribe:list-archive:list-post\n\t:list-help:sender:from:to:cc:subject:date:message-id:in-reply-to\n\t:references; q=dns; s=default; b=lnSe1ySk+W57byac12q+Ig5MWEDMjyj\n\tG85AzY4va3oH8F7O8B+U+1ZBBKlUb+lxkth+ckux5MwEiQa6Q5iQbGEDqAcexXFJ\n\tXqpiEri5c+eNxYzqI5gtPadkoCCtehx+yVnL4oqwysNiJNL7Gkfx44a1Y11EvgsP\n\tLxdxKlfjO/oQ=","DKIM-Signature":"v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id\n\t:list-unsubscribe:list-subscribe:list-archive:list-post\n\t:list-help:sender:from:to:cc:subject:date:message-id:in-reply-to\n\t:references; s=default; bh=eMUsO52gnF0X57ypMvMCIUpKe/o=; b=d5CkF\n\t0owI2Pm9fV4ij4VRwVpOC68sLCuOiomr9W0t7/lpVbvADtAI4db292oaj1qbF97a\n\tKK9azllyEGQL9ksTf7NtunIpMdfrrAJXYwp2eeiCh/PHj8ndB+drrQA3rmTp8W/4\n\tZINucOs8JH78+GusXzbeXqjNwgYFYUZI+1m+YQ=","Mailing-List":"contact libc-alpha-help@sourceware.org; run by ezmlm","Precedence":"bulk","List-Id":"<libc-alpha.sourceware.org>","List-Unsubscribe":"<mailto:libc-alpha-unsubscribe-incoming=patchwork.ozlabs.org@sourceware.org>","List-Subscribe":"<mailto:libc-alpha-subscribe@sourceware.org>","List-Archive":"<http://sourceware.org/ml/libc-alpha/>","List-Post":"<mailto:libc-alpha@sourceware.org>","List-Help":"<mailto:libc-alpha-help@sourceware.org>,\n\t<http://sourceware.org/ml/#faqs>","Sender":"libc-alpha-owner@sourceware.org","X-Virus-Found":"No","X-Spam-SWARE-Status":"No, score=-26.6 required=5.0 tests=BAYES_00, GIT_PATCH_0,\n\tGIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3,\n\tKAM_LAZY_DOMAIN_SECURITY,\n\tRCVD_IN_DNSWL_LOW autolearn=ham version=3.3.2 spammy=","X-HELO":"smtp6-g21.free.fr","From":"\"Albert ARIBAUD (3ADEV)\" <albert.aribaud@3adev.fr>","To":"libc-alpha@sourceware.org","Cc":"\"Albert ARIBAUD (3ADEV)\" <albert.aribaud@3adev.fr>","Subject":"[RFC PATCH 32/52] Y2038: add function __settimeofday_t64","Date":"Fri,  8 Sep 2017 00:41:59 +0200","Message-Id":"<20170907224219.12483-33-albert.aribaud@3adev.fr>","In-Reply-To":"<20170907224219.12483-32-albert.aribaud@3adev.fr>","References":"<20170907224219.12483-1-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-2-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-3-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-4-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-5-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-6-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-7-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-8-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-9-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-10-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-11-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-12-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-13-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-14-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-15-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-16-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-17-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-18-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-19-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-20-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-21-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-22-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-23-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-24-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-25-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-26-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-27-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-28-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-29-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-30-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-31-albert.aribaud@3adev.fr>\n\t<20170907224219.12483-32-albert.aribaud@3adev.fr>"},"content":"Implementing a 64-bit settimeofday requires adding a new\nfile to build under time/ and we cannot name that new file\n'settimeofday.c' or it will break the 32-bit settimeofday\nsymbol, so we call it 'settimeofday64.c'.\n\nSigned-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>\n---\n sysdeps/unix/sysv/linux/settimeofday64.c | 44 ++++++++++++++++++++++++++++++++\n time/Makefile                            |  3 ++-\n time/Versions                            |  1 +\n time/settimeofday.c                      |  8 ++++++\n 4 files changed, 55 insertions(+), 1 deletion(-)\n create mode 100644 sysdeps/unix/sysv/linux/settimeofday64.c","diff":"diff --git a/sysdeps/unix/sysv/linux/settimeofday64.c b/sysdeps/unix/sysv/linux/settimeofday64.c\nnew file mode 100644\nindex 0000000000..7aaef1c613\n--- /dev/null\n+++ b/sysdeps/unix/sysv/linux/settimeofday64.c\n@@ -0,0 +1,44 @@\n+/* Copyright (C) 1991-2017 Free Software Foundation, Inc.\n+   This file is part of the GNU C Library.\n+\n+   The GNU C Library is free software; you can redistribute it and/or\n+   modify it under the terms of the GNU Lesser General Public\n+   License as published by the Free Software Foundation; either\n+   version 2.1 of the License, or (at your option) any later version.\n+\n+   The GNU C Library is distributed in the hope that it will be useful,\n+   but WITHOUT ANY WARRANTY; without even the implied warranty of\n+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU\n+   Lesser General Public License for more details.\n+\n+   You should have received a copy of the GNU Lesser General Public\n+   License along with the GNU C Library; if not, see\n+   <http://www.gnu.org/licenses/>.  */\n+\n+#include <sysdep.h>\n+#include <errno.h>\n+#include <sys/time.h>\n+\n+extern int __y2038_linux_support;\n+\n+int __settimeofday_t64(const struct __timeval64 *tv,\n+                       const struct timezone *tz)\n+{\n+  struct timeval tv32;\n+\n+  if (__y2038_linux_support)\n+    {\n+      /* TODO: use 64-bit syscall */\n+    }\n+\n+  if (tv && tv->tv_sec > INT_MAX)\n+    {\n+      __set_errno(EOVERFLOW);\n+      return -1;\n+    }\n+\n+  tv32.tv_sec = tv->tv_sec;\n+  tv32.tv_usec = tv->tv_usec;\n+\n+  return settimeofday(&tv32, tz);\n+}\ndiff --git a/time/Makefile b/time/Makefile\nindex 317c4d8901..5fb26f6dbf 100644\n--- a/time/Makefile\n+++ b/time/Makefile\n@@ -36,7 +36,8 @@ routines := offtime asctime clock ctime ctime_r difftime \\\n \t    stime dysize timegm ftime\t\t\t \\\n \t    getdate strptime strptime_l\t\t\t \\\n \t    strftime wcsftime strftime_l wcsftime_l\t \\\n-\t    timespec_get\n+\t    timespec_get                                 \\\n+\t    settimeofday64\n aux :=\t    era alt_digit lc-time-cleanup\n \n tests\t:= test_time clocktest tst-posixtz tst-strptime tst_wcsftime \\\ndiff --git a/time/Versions b/time/Versions\nindex 7daf158a8b..d420770af3 100644\n--- a/time/Versions\n+++ b/time/Versions\n@@ -74,5 +74,6 @@ libc {\n     __time_t64;\n     __stime_t64;\n     __gettimeofday_t64;\n+    __settimeofday_t64;\n   }\n }\ndiff --git a/time/settimeofday.c b/time/settimeofday.c\nindex 317c93d35f..65db5ab6e5 100644\n--- a/time/settimeofday.c\n+++ b/time/settimeofday.c\n@@ -29,3 +29,11 @@ __settimeofday (const struct timeval *tv, const struct timezone *tz)\n stub_warning (settimeofday)\n \n weak_alias (__settimeofday, settimeofday)\n+\n+int\n+__settimeofday_t64 (const struct timeval *tv, const struct timezone *tz)\n+{\n+  __set_errno (ENOSYS);\n+  return -1;\n+}\n+stub_warning (__settimeofday_t64)\n","prefixes":["RFC","32/52"]}