From patchwork Fri May 12 17:58:05 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adhemerval Zanella X-Patchwork-Id: 20431 Received: (qmail 39043 invoked by alias); 12 May 2017 17:58:27 -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 37805 invoked by uid 89); 12 May 2017 17:58:26 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-24.8 required=5.0 tests=AWL, BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE, RCVD_IN_SORBS_SPAM, SPF_PASS autolearn=ham version=3.3.2 spammy= X-HELO: mail-qk0-f180.google.com X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references; bh=iHoprd1Rce4dh2suAkBhId/VIwjCL1AhDo7E6NLGMqA=; b=gjF1QQjY1bQMyv27Z4nSIRHK4D7e0An1RsNz9vH7sxyUAc0Y6CP4hFjFhE+9ik2kRE nN6LO/uIgM2OU7sYK8T2Gp/CbbpsANUN6GzUqDTBoanuc4RK4ZL2rIh0Dba6r/PkMcpm UPqR/GqoIoPQTx8t4n1fYsO7P++TSIeLG06JMSCFev7xAcqzpaV5Y4tRBKbvYUkZaHWB RVzyCkd2YRSjZ+ZnRJhzcwcl42yqrSGKRBhWGaB1VGeO9WfrODY4yKJngkh+INeB1DRe OmVEShi3NnQkhmn+FkY8Zz0ijQNl9PUrakWHB2TJv/MVCB5NDcThTyyyKz8CYWV8iahH ePTw== X-Gm-Message-State: AODbwcBpKSjvJtsv7dWcTtBDLUJodabpgLRx7sJKaVRnJXpAaCS4vohX SkpMjNx3re3te/hzdTPQ+g== X-Received: by 10.55.4.4 with SMTP id 4mr4532329qke.253.1494611905223; Fri, 12 May 2017 10:58:25 -0700 (PDT) From: Adhemerval Zanella To: libc-alpha@sourceware.org Subject: [PATCH 04/13] linux: Consolidate Linux tee implementation Date: Fri, 12 May 2017 14:58:05 -0300 Message-Id: <1494611894-9282-4-git-send-email-adhemerval.zanella@linaro.org> In-Reply-To: <1494611894-9282-1-git-send-email-adhemerval.zanella@linaro.org> References: <1494611894-9282-1-git-send-email-adhemerval.zanella@linaro.org> This patch consolidates the tee Linux syscall generation on sysdeps/unix/sysv/linux/tee.c. It basically removes it from architectures auto-generation list. Checked on i686-linux-gnu, x86_64-linux-gnu, x86_64-linux-gnux32, arch64-linux-gnu, arm-linux-gnueabihf, powerpc64le-linux-gnu, sparc64-linux-gnu, and sparcv9-linux-gnu. * sysdeps/unix/sysv/linux/Makefile (sysdeps_routines): Add tee. * sysdeps/unix/sysv/linux/syscalls.list: Remove tee from auto-generated list. * sysdeps/unix/sysv/linux/tee.c: New file. --- ChangeLog | 5 +++++ sysdeps/unix/sysv/linux/Makefile | 2 +- sysdeps/unix/sysv/linux/syscalls.list | 1 - sysdeps/unix/sysv/linux/tee.c | 26 ++++++++++++++++++++++++++ 4 files changed, 32 insertions(+), 2 deletions(-) create mode 100644 sysdeps/unix/sysv/linux/tee.c diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index ad477f5..acdd04c 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -17,7 +17,7 @@ include $(firstword $(wildcard $(sysdirs:=/sysctl.mk))) sysdep_routines += clone umount umount2 readahead \ setfsuid setfsgid epoll_pwait signalfd \ eventfd eventfd_read eventfd_write prlimit \ - personality epoll_wait + personality epoll_wait tee CFLAGS-gethostid.c = -fexceptions CFLAGS-tst-writev.c += "-DARTIFICIAL_LIMIT=(0x80000000-sysconf(_SC_PAGESIZE))" diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index 7fca6f8..ae99acd 100644 --- a/sysdeps/unix/sysv/linux/syscalls.list +++ b/sysdeps/unix/sysv/linux/syscalls.list @@ -70,7 +70,6 @@ stime - stime i:p stime sysinfo EXTRA sysinfo i:p __sysinfo sysinfo swapon - swapon i:si __swapon swapon swapoff - swapoff i:s __swapoff swapoff -tee EXTRA tee Ci:iiii tee unshare EXTRA unshare i:i unshare uselib EXTRA uselib i:s __compat_uselib uselib@GLIBC_2.0:GLIBC_2.23 utime - utime i:sP utime diff --git a/sysdeps/unix/sysv/linux/tee.c b/sysdeps/unix/sysv/linux/tee.c new file mode 100644 index 0000000..3d503fb --- /dev/null +++ b/sysdeps/unix/sysv/linux/tee.c @@ -0,0 +1,26 @@ +/* Linux duplicating pipe content implementation. + Copyright (C) 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 + +ssize_t +tee (int src, int dest, size_t len, unsigned int flags) +{ + return SYSCALL_CANCEL (tee, src, dest, len, flags); +}