From patchwork Thu Jul 23 19:46:37 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adhemerval Zanella Netto X-Patchwork-Id: 40163 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 25446386F442; Thu, 23 Jul 2020 19:47:13 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 25446386F442 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1595533633; bh=mY/YqVAI6jaYZjcL7vMzR3MvHwvBuI923L4zge/7JgM=; h=To:Subject:Date:In-Reply-To:References:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc: From; b=l3WDjaFNcXuIBL/UtsnFzve3PkKOMQW0aOgyrcOmERfrSBIKgqN+OtdoZykU0bLFA UEY6uKFAC6YZsE1apexpdOlPlhUblbytWWQZRSeMTi41t6puqUyATpWlyTa21HzIKs nK5uVZqBFBaxi6C7GJ26+HLzx1L1XeG/ZquGJdx0= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-qv1-xf42.google.com (mail-qv1-xf42.google.com [IPv6:2607:f8b0:4864:20::f42]) by sourceware.org (Postfix) with ESMTPS id EB972384C002 for ; Thu, 23 Jul 2020 19:47:09 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org EB972384C002 Received: by mail-qv1-xf42.google.com with SMTP id u15so1813062qvx.7 for ; Thu, 23 Jul 2020 12:47:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=mY/YqVAI6jaYZjcL7vMzR3MvHwvBuI923L4zge/7JgM=; b=I1mDzT1+RvwLevdjRxjflnn7X5E49hq2bnelitBlI8Vkj1Zs+xqMFdzzkrmLae8Qoc fxsu5q0XyyVdJwgKEF9L12zujV6OVPd0Wp2UIrAokmwqPwQ9oI1XBE8rqok3xWiJibZ9 o3QceIZFuFxwswcewnV+MPVkBppqP99B0v3cDPFC02U4Fkp1LW1dVnbYp9afksff47rs avSvGsTQ58QiCeiAD2zoz9e6uKuh/2YcAkm9YxXUT3cXlSisBiOFHbomSsRAWBzBszg7 v2cIMa8r2kLbMuLK3hMGgpzmKY4FD03gQDSW6SeafGfyYcHZI4lzr8lBLmg2LSzk5jGL g4FA== X-Gm-Message-State: AOAM530MthFuV18DRFArcO4yChI4U89pCEj6mQebI1xD4rFK5+v6IoW0 2+YwELA+ZCs7pwYd0pbrShS8x+7lImE= X-Google-Smtp-Source: ABdhPJy8tUkvuSTWQfgaV0t+5XhxaZBIdWLj0UTYgrde9RHbTZaW7jkX+Tn946Qj+Cy0HNlIdcl/VQ== X-Received: by 2002:a0c:e1c3:: with SMTP id v3mr6163901qvl.209.1595533628823; Thu, 23 Jul 2020 12:47:08 -0700 (PDT) Received: from localhost.localdomain ([177.194.48.209]) by smtp.googlemail.com with ESMTPSA id k56sm3570639qtk.61.2020.07.23.12.47.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Jul 2020 12:47:08 -0700 (PDT) To: libc-alpha@sourceware.org Subject: [PATCH 12/16] linux: Implement {l}fstat{at} in terms of fstatat Date: Thu, 23 Jul 2020 16:46:37 -0300 Message-Id: <20200723194641.1949404-13-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200723194641.1949404-1-adhemerval.zanella@linaro.org> References: <20200723194641.1949404-1-adhemerval.zanella@linaro.org> MIME-Version: 1.0 X-Spam-Status: No, score=-13.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, 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: , X-Patchwork-Original-From: Adhemerval Zanella via Libc-alpha From: Adhemerval Zanella Netto Reply-To: Adhemerval Zanella Cc: Alistair Francis Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" Both fstatat and fstata64 calls the old fxstatat and fxstatat64 repectivelly with _STAT_VER, the one currently exported as default for all ABIs. Checked on x86_64-linux-gnu and i686-linux-gnu. Reviewed-by: Lukasz Majewski --- sysdeps/unix/sysv/linux/fstat.c | 31 +++++++++++++++++++++++ sysdeps/unix/sysv/linux/fstat64.c | 38 +++++++++++++++++++++++++++++ sysdeps/unix/sysv/linux/fstatat.c | 30 +++++++++++++++++++++++ sysdeps/unix/sysv/linux/fstatat64.c | 38 +++++++++++++++++++++++++++++ sysdeps/unix/sysv/linux/lstat.c | 31 +++++++++++++++++++++++ sysdeps/unix/sysv/linux/lstat64.c | 38 +++++++++++++++++++++++++++++ sysdeps/unix/sysv/linux/stat.c | 31 +++++++++++++++++++++++ sysdeps/unix/sysv/linux/stat64.c | 38 +++++++++++++++++++++++++++++ 8 files changed, 275 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/fstat.c create mode 100644 sysdeps/unix/sysv/linux/fstat64.c create mode 100644 sysdeps/unix/sysv/linux/fstatat.c create mode 100644 sysdeps/unix/sysv/linux/fstatat64.c create mode 100644 sysdeps/unix/sysv/linux/lstat.c create mode 100644 sysdeps/unix/sysv/linux/lstat64.c create mode 100644 sysdeps/unix/sysv/linux/stat.c create mode 100644 sysdeps/unix/sysv/linux/stat64.c diff --git a/sysdeps/unix/sysv/linux/fstat.c b/sysdeps/unix/sysv/linux/fstat.c new file mode 100644 index 0000000000..bdbeded956 --- /dev/null +++ b/sysdeps/unix/sysv/linux/fstat.c @@ -0,0 +1,31 @@ +/* Get file status. Linux version. + Copyright (C) 2020 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 + +#if !XSTAT_IS_XSTAT64 +int +__fstat (int fd, struct stat *buf) +{ + return __fstatat (fd, "", buf, AT_EMPTY_PATH); +} + +weak_alias (__fstat, fstat) +#endif diff --git a/sysdeps/unix/sysv/linux/fstat64.c b/sysdeps/unix/sysv/linux/fstat64.c new file mode 100644 index 0000000000..c2ff1ff577 --- /dev/null +++ b/sysdeps/unix/sysv/linux/fstat64.c @@ -0,0 +1,38 @@ +/* Get file status. Linux version. + Copyright (C) 2020 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 + . */ + +#define __fstat __redirect___fstat +#define fstat __redirect_fstat +#include +#undef __fstat +#undef fstat +#include +#include + +int +__fstat64 (int fd, struct stat64 *buf) +{ + return __fstatat64 (fd, "", buf, AT_EMPTY_PATH); +} +hidden_def (__fstat64) +weak_alias (__fstat64, fstat64) + +#if XSTAT_IS_XSTAT64 +strong_alias (__fstat64, __fstat) +weak_alias (__fstat64, fstat) +#endif diff --git a/sysdeps/unix/sysv/linux/fstatat.c b/sysdeps/unix/sysv/linux/fstatat.c new file mode 100644 index 0000000000..457496605c --- /dev/null +++ b/sysdeps/unix/sysv/linux/fstatat.c @@ -0,0 +1,30 @@ +/* Get file status. Linux version. + Copyright (C) 2020 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 + +#if !XSTAT_IS_XSTAT64 +int +__fstatat (int fd, const char *file, struct stat *buf, int flag) +{ + return __fxstatat (_STAT_VER, fd, file, buf, flag); +} + +weak_alias (__fstatat, fstatat) +#endif diff --git a/sysdeps/unix/sysv/linux/fstatat64.c b/sysdeps/unix/sysv/linux/fstatat64.c new file mode 100644 index 0000000000..46487919e6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/fstatat64.c @@ -0,0 +1,38 @@ +/* Get file status. Linux version. + Copyright (C) 2020 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 + . */ + +#define __fstatat __redirect___fstatat +#define fstatat __redirect_fstatat +#include +#undef __fstatat +#undef fstatat +#include + +int +__fstatat64 (int fd, const char *file, struct stat64 *buf, int flag) +{ + return __fxstatat64 (_STAT_VER, fd, file, buf, flag); +} +hidden_def (__fstatat64) +weak_alias (__fstatat64, fstatat64) + +#if XSTAT_IS_XSTAT64 +strong_alias (__fstatat64, __fstatat) +weak_alias (__fstatat64, fstatat) +strong_alias (__fstatat64, __GI___fstatat); +#endif diff --git a/sysdeps/unix/sysv/linux/lstat.c b/sysdeps/unix/sysv/linux/lstat.c new file mode 100644 index 0000000000..b0bdeee9e9 --- /dev/null +++ b/sysdeps/unix/sysv/linux/lstat.c @@ -0,0 +1,31 @@ +/* Get file status. Linux version. + Copyright (C) 2020 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 + +#if !XSTAT_IS_XSTAT64 +int +__lstat (const char *file, struct stat *buf) +{ + return __fstatat (AT_FDCWD, file, buf, AT_SYMLINK_NOFOLLOW); +} + +weak_alias (__lstat, lstat) +#endif diff --git a/sysdeps/unix/sysv/linux/lstat64.c b/sysdeps/unix/sysv/linux/lstat64.c new file mode 100644 index 0000000000..e5f02e9822 --- /dev/null +++ b/sysdeps/unix/sysv/linux/lstat64.c @@ -0,0 +1,38 @@ +/* Get file status. + Copyright (C) 1996-2020 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 + . */ + +#define __lstat __redirect___lstat +#define lstat __redirect_lstat +#include +#undef __lstat +#undef lstat +#include +#include + +int +__lstat64 (const char *file, struct stat64 *buf) +{ + return __fstatat64 (AT_FDCWD, file, buf, AT_SYMLINK_NOFOLLOW); +} +hidden_def (__lstat64) +weak_alias (__lstat64, lstat64) + +#if XSTAT_IS_XSTAT64 +strong_alias (__lstat64, __lstat) +weak_alias (__lstat64, lstat) +#endif diff --git a/sysdeps/unix/sysv/linux/stat.c b/sysdeps/unix/sysv/linux/stat.c new file mode 100644 index 0000000000..a77502eb95 --- /dev/null +++ b/sysdeps/unix/sysv/linux/stat.c @@ -0,0 +1,31 @@ +/* Get file status. Linux version. + Copyright (C) 2020 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 + +#if !XSTAT_IS_XSTAT64 +int +__stat (const char *file, struct stat *buf) +{ + return __fstatat (AT_FDCWD, file, buf, 0); +} + +weak_alias (__stat, stat) +#endif diff --git a/sysdeps/unix/sysv/linux/stat64.c b/sysdeps/unix/sysv/linux/stat64.c new file mode 100644 index 0000000000..2f40037c2c --- /dev/null +++ b/sysdeps/unix/sysv/linux/stat64.c @@ -0,0 +1,38 @@ +/* Get file status. Linux version. + Copyright (C) 2020 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 + . */ + +#define __stat __redirect___stat +#define stat __redirect_stat +#include +#undef __stat +#undef stat +#include +#include + +int +__stat64 (const char *file, struct stat64 *buf) +{ + return __fstatat64 (AT_FDCWD, file, buf, 0); +} +hidden_def (__stat64) +weak_alias (__stat64, stat64) + +#if XSTAT_IS_XSTAT64 +strong_alias (__stat64, __stat) +weak_alias (__stat64, stat) +#endif