From patchwork Thu Sep 7 22:42:00 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Albert ARIBAUD X-Patchwork-Id: 22741 Received: (qmail 95360 invoked by alias); 7 Sep 2017 22:44:49 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 95193 invoked by uid 89); 7 Sep 2017 22:44:49 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-26.6 required=5.0 tests=BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, KAM_LAZY_DOMAIN_SECURITY, RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.2 spammy= X-HELO: smtp6-g21.free.fr From: "Albert ARIBAUD (3ADEV)" To: libc-alpha@sourceware.org Cc: "Albert ARIBAUD (3ADEV)" Subject: [RFC PATCH 33/52] Y2038: add function __mq_timedsend_t64 Date: Fri, 8 Sep 2017 00:42:00 +0200 Message-Id: <20170907224219.12483-34-albert.aribaud@3adev.fr> In-Reply-To: <20170907224219.12483-33-albert.aribaud@3adev.fr> References: <20170907224219.12483-1-albert.aribaud@3adev.fr> <20170907224219.12483-2-albert.aribaud@3adev.fr> <20170907224219.12483-3-albert.aribaud@3adev.fr> <20170907224219.12483-4-albert.aribaud@3adev.fr> <20170907224219.12483-5-albert.aribaud@3adev.fr> <20170907224219.12483-6-albert.aribaud@3adev.fr> <20170907224219.12483-7-albert.aribaud@3adev.fr> <20170907224219.12483-8-albert.aribaud@3adev.fr> <20170907224219.12483-9-albert.aribaud@3adev.fr> <20170907224219.12483-10-albert.aribaud@3adev.fr> <20170907224219.12483-11-albert.aribaud@3adev.fr> <20170907224219.12483-12-albert.aribaud@3adev.fr> <20170907224219.12483-13-albert.aribaud@3adev.fr> <20170907224219.12483-14-albert.aribaud@3adev.fr> <20170907224219.12483-15-albert.aribaud@3adev.fr> <20170907224219.12483-16-albert.aribaud@3adev.fr> <20170907224219.12483-17-albert.aribaud@3adev.fr> <20170907224219.12483-18-albert.aribaud@3adev.fr> <20170907224219.12483-19-albert.aribaud@3adev.fr> <20170907224219.12483-20-albert.aribaud@3adev.fr> <20170907224219.12483-21-albert.aribaud@3adev.fr> <20170907224219.12483-22-albert.aribaud@3adev.fr> <20170907224219.12483-23-albert.aribaud@3adev.fr> <20170907224219.12483-24-albert.aribaud@3adev.fr> <20170907224219.12483-25-albert.aribaud@3adev.fr> <20170907224219.12483-26-albert.aribaud@3adev.fr> <20170907224219.12483-27-albert.aribaud@3adev.fr> <20170907224219.12483-28-albert.aribaud@3adev.fr> <20170907224219.12483-29-albert.aribaud@3adev.fr> <20170907224219.12483-30-albert.aribaud@3adev.fr> <20170907224219.12483-31-albert.aribaud@3adev.fr> <20170907224219.12483-32-albert.aribaud@3adev.fr> <20170907224219.12483-33-albert.aribaud@3adev.fr> Signed-off-by: Albert ARIBAUD (3ADEV) --- rt/Makefile | 3 ++- rt/Versions | 1 + rt/mq_timedreceive_t64.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 48 insertions(+), 1 deletion(-) create mode 100644 rt/mq_timedreceive_t64.c diff --git a/rt/Makefile b/rt/Makefile index 2a6be1bcbf..0b529233b5 100644 --- a/rt/Makefile +++ b/rt/Makefile @@ -37,7 +37,8 @@ timer-routines := timer_create timer_delete timer_getoverr \ shm-routines := shm_open shm_unlink mq-routines := mq_open mq_close mq_unlink mq_getattr mq_setattr \ mq_notify mq_send mq_receive mq_timedsend \ - mq_timedreceive + mq_timedreceive \ + mq_timedreceive_t64 routines = $(clock-routines) diff --git a/rt/Versions b/rt/Versions index 761fbb8a4c..cb88f7196c 100644 --- a/rt/Versions +++ b/rt/Versions @@ -46,5 +46,6 @@ librt { __timer_settime64; __timerfd_gettime64; __timerfd_settime64; + __mq_timedreceive_t64; } } diff --git a/rt/mq_timedreceive_t64.c b/rt/mq_timedreceive_t64.c new file mode 100644 index 0000000000..54ba50fe84 --- /dev/null +++ b/rt/mq_timedreceive_t64.c @@ -0,0 +1,45 @@ +/* Copyright (C) 2004-2017 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 + +/* 64-bit time version */ + +extern int __y2038_linux_support; + +/* Receive the oldest from highest priority messages in message queue + MQDES, stop waiting if ABS_TIMEOUT expires. */ +ssize_t +__mq_timedreceive_t64 (mqd_t mqdes, char *__restrict msg_ptr, size_t msg_len, + unsigned int *__restrict msg_prio, + const struct timespec *__restrict abs_timeout) +{ + struct timespec ts32, *tsp32 = NULL; + if (__y2038_linux_support) + { + /* TODO: use 64-bit syscall */ + } + + if (abs_timeout) + { + ts32.tv_sec = abs_timeout->tv_sec; + ts32.tv_nsec = abs_timeout->tv_nsec; + tsp32 = &ts32; + } + return mq_timedreceive(mqdes, msg_ptr, msg_len, msg_prio, tsp32); +}