From patchwork Wed Dec 2 19:39:37 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: 41270 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 93A35395C032; Wed, 2 Dec 2020 19:39:47 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 93A35395C032 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1606937987; bh=9NeaEvaPGsJ4+hzJTLgFzVbYM7F+1if+KbZJcStsx1Q=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=qKs7qHmizZccam/dMnOIZoO/mWydq3hPC52zAHc9sFhu+P7N6ehCeLP2yUguEZCmD 70ek1to2Z2HjpBPcTjMU45dwvgqseklYnaeWMfTNSMv56PjhJUJnHlRmsbRqEZB/3J nH1eYIhox/UOGIbJVekNEqbiW2PTn22Q9y/zZQDM= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-qt1-x843.google.com (mail-qt1-x843.google.com [IPv6:2607:f8b0:4864:20::843]) by sourceware.org (Postfix) with ESMTPS id EEACB395C032 for ; Wed, 2 Dec 2020 19:39:43 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org EEACB395C032 Received: by mail-qt1-x843.google.com with SMTP id r6so1956249qtm.3 for ; Wed, 02 Dec 2020 11:39:43 -0800 (PST) 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:mime-version :content-transfer-encoding; bh=9NeaEvaPGsJ4+hzJTLgFzVbYM7F+1if+KbZJcStsx1Q=; b=AKADkyWVjOLsqiC0F5OrdV6u+4D79WwMW/z8Ho1x7BjbfDec+/6TCtGNZOgIpRxvqv eLnyyX5E2APyMhoC0tPxST3L9BoX3CpMEzZ0QsfdGLmwUCTugUMFjqsjpA36xjcCcxKr A3znygjEH1Pmap3wOj0F2DLK/wFr1dJCikIEXT4Qlv4vAW1f2jK32wYbz1W9jJpqnPyj R/drigs/kshAQQAw6S38a08NjWFAHRlCOwQNoqPg/Ih7sUP2wjLDbAvUXc8POZfS60Yw QTEteOeGRPldBxDXlkMA1Pd28wpP+VamGn7dy86RCpVuzNNGiIUItIPEDnes09N+gO5m GAlQ== X-Gm-Message-State: AOAM531cp+LSXxKh25KXMolM9cFjuVzbuluvPlh+OTnoEgk/RFQN3o6P GnmmRQWyyKId66CyqNBMUUnnSxk2fHcq6w== X-Google-Smtp-Source: ABdhPJzq8UQb2Hh/LuwHBuBfXrT/vW2L58ohSBSYtGuT3marxPCxuyq9sN+BAfmwlKXK6ZWfpGTKjA== X-Received: by 2002:ac8:6d19:: with SMTP id o25mr4375110qtt.270.1606937982890; Wed, 02 Dec 2020 11:39:42 -0800 (PST) Received: from localhost.localdomain ([177.194.48.209]) by smtp.googlemail.com with ESMTPSA id i9sm2641739qtp.72.2020.12.02.11.39.41 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Dec 2020 11:39:42 -0800 (PST) To: libc-alpha@sourceware.org Subject: [PATCH 1/2] io: Remove xstat implementations Date: Wed, 2 Dec 2020 16:39:37 -0300 Message-Id: <20201202193938.2345469-1-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Spam-Status: No, score=-13.4 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_ASCII_DIVIDERS, 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 Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" With xstat wrapper functions removed (8ed005daf0), the stat functions are now properly exported, and version is done using symbols versioning instead of the extra _STAT_* argument. Reviewed-by: Lukasz Majewski --- io/Makefile | 3 +- io/fstat.c | 3 +- io/fstat64.c | 3 +- io/fstatat.c | 18 ++++++++++-- io/fstatat64.c | 18 ++++++++++-- io/fxstat.c | 48 ------------------------------- io/fxstat64.c | 47 ------------------------------ io/fxstatat.c | 48 ------------------------------- io/fxstatat64.c | 49 -------------------------------- io/lstat.c | 3 +- io/lstat64.c | 3 +- io/lxstat.c | 26 ----------------- io/lxstat64.c | 30 ------------------- io/stat.c | 3 +- io/stat64.c | 3 +- io/xstat.c | 37 ------------------------ io/xstat64.c | 36 ----------------------- sysdeps/mach/hurd/Makefile | 4 ++- sysdeps/unix/sysv/linux/Makefile | 4 ++- 19 files changed, 45 insertions(+), 341 deletions(-) delete mode 100644 io/fxstat.c delete mode 100644 io/fxstat64.c delete mode 100644 io/fxstatat.c delete mode 100644 io/fxstatat64.c delete mode 100644 io/lxstat.c delete mode 100644 io/lxstat64.c delete mode 100644 io/xstat.c delete mode 100644 io/xstat64.c diff --git a/io/Makefile b/io/Makefile index 33f5b0b867..887a989c03 100644 --- a/io/Makefile +++ b/io/Makefile @@ -33,9 +33,8 @@ routines := \ utime \ mkfifo mkfifoat \ stat fstat lstat stat64 fstat64 lstat64 fstatat fstatat64 \ - xstat fxstat lxstat xstat64 fxstat64 lxstat64 statx \ + statx \ mknod mknodat xmknod xmknodat \ - fxstatat fxstatat64 \ statfs fstatfs statfs64 fstatfs64 \ statvfs fstatvfs statvfs64 fstatvfs64 \ umask chmod fchmod lchmod fchmodat \ diff --git a/io/fstat.c b/io/fstat.c index c392ebe35b..065e6f8f68 100644 --- a/io/fstat.c +++ b/io/fstat.c @@ -17,11 +17,10 @@ #include -#undef __fstat int __fstat (int fd, struct stat *buf) { - return __fxstat (_STAT_VER, fd, buf); + return __fstatat (fd, "", buf, AT_EMPTY_PATH); } weak_alias (__fstat, fstat) diff --git a/io/fstat64.c b/io/fstat64.c index 8f9a6a4ad0..505123ee0e 100644 --- a/io/fstat64.c +++ b/io/fstat64.c @@ -17,11 +17,10 @@ #include -#undef __fstat64 int __fstat64 (int fd, struct stat64 *buf) { - return __fxstat64 (_STAT_VER, fd, buf); + return __fstatat64 (fd, "", buf, AT_EMPTY_PATH); } hidden_def (__fstat64) weak_alias (__fstat64, fstat64) diff --git a/io/fstatat.c b/io/fstatat.c index 19242b7d5d..07f4afb996 100644 --- a/io/fstatat.c +++ b/io/fstatat.c @@ -16,12 +16,26 @@ . */ #include +#include -#undef __fstatat int __fstatat (int fd, const char *file, struct stat *buf, int flag) { - return __fxstatat (_STAT_VER, fd, file, buf, flag); + if (fd < 0 && fd != AT_FDCWD) + { + __set_errno (EBADF); + return -1; + } + if (buf == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0) + { + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; } weak_alias (__fstatat, fstatat) + +stub_warning (fstatat) diff --git a/io/fstatat64.c b/io/fstatat64.c index 0e0312fd19..3b5a7528b7 100644 --- a/io/fstatat64.c +++ b/io/fstatat64.c @@ -16,12 +16,26 @@ . */ #include +#include -#undef __fstatat64 int __fstatat64 (int fd, const char *file, struct stat64 *buf, int flag) { - return __fxstatat64 (_STAT_VER, fd, file, buf, flag); + if (fd < 0 && fd != AT_FDCWD) + { + __set_errno (EBADF); + return -1; + } + if (buf == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0) + { + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; } hidden_def (__fstatat64) weak_alias (__fstatat64, fstatat64) + +stub_warning (fstatat64) diff --git a/io/fxstat.c b/io/fxstat.c deleted file mode 100644 index 2ebb34c0be..0000000000 --- a/io/fxstat.c +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 1991-2020 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 - -/* Get information about the file descriptor FD in BUF. */ -int -__fxstat (int vers, int fd, struct stat *buf) -{ - if (vers != _STAT_VER) - { - __set_errno (EINVAL); - return -1; - } - - if (fd < 0) - { - __set_errno (EBADF); - return -1; - } - else if (buf == NULL) - { - __set_errno (EINVAL); - return -1; - } - - __set_errno (ENOSYS); - return -1; -} -stub_warning (fstat) -hidden_def (__fxstat) -weak_alias (__fxstat, _fxstat) diff --git a/io/fxstat64.c b/io/fxstat64.c deleted file mode 100644 index 6059ed0ee3..0000000000 --- a/io/fxstat64.c +++ /dev/null @@ -1,47 +0,0 @@ -/* Copyright (C) 1991-2020 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 - -/* Get information about the file descriptor FD in BUF. */ -int -__fxstat64 (int vers, int fd, struct stat64 *buf) -{ - if (vers != _STAT_VER) - { - __set_errno (EINVAL); - return -1; - } - - if (fd < 0) - { - __set_errno (EBADF); - return -1; - } - else if (buf == NULL) - { - __set_errno (EINVAL); - return -1; - } - - __set_errno (ENOSYS); - return -1; -} -hidden_def (__fxstat64) -stub_warning (fstat64) diff --git a/io/fxstatat.c b/io/fxstatat.c deleted file mode 100644 index aac9d31143..0000000000 --- a/io/fxstatat.c +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 2005-2020 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 -#include - -/* Get information about the file descriptor FD in BUF. */ -int -__fxstatat (int vers, int fd, const char *filename, struct stat *buf, int flag) -{ - if (vers != _STAT_VER) - { - __set_errno (EINVAL); - return -1; - } - - if (fd < 0 && fd != AT_FDCWD) - { - __set_errno (EBADF); - return -1; - } - if (buf == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0) - { - __set_errno (EINVAL); - return -1; - } - - __set_errno (ENOSYS); - return -1; -} -libc_hidden_def (__fxstatat) -stub_warning (fstatat) diff --git a/io/fxstatat64.c b/io/fxstatat64.c deleted file mode 100644 index 5e3aa382c4..0000000000 --- a/io/fxstatat64.c +++ /dev/null @@ -1,49 +0,0 @@ -/* Copyright (C) 2005-2020 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 -#include - -/* Get information about the file descriptor FD in BUF. */ -int -__fxstatat64 (int vers, int fd, const char *filename, struct stat64 *buf, - int flag) -{ - if (vers != _STAT_VER) - { - __set_errno (EINVAL); - return -1; - } - - if (fd < 0 && fd != AT_FDCWD) - { - __set_errno (EBADF); - return -1; - } - if (buf == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0) - { - __set_errno (EINVAL); - return -1; - } - - __set_errno (ENOSYS); - return -1; -} -libc_hidden_def (__fxstatat64) -stub_warning (fstatat64) diff --git a/io/lstat.c b/io/lstat.c index bdd60bedb6..abb4a14831 100644 --- a/io/lstat.c +++ b/io/lstat.c @@ -17,11 +17,10 @@ #include -#undef __lstat int __lstat (const char *file, struct stat *buf) { - return __lxstat (_STAT_VER, file, buf); + return __fstatat (AT_FDCWD, file, buf, AT_SYMLINK_NOFOLLOW); } weak_alias (__lstat, lstat) diff --git a/io/lstat64.c b/io/lstat64.c index 0e571f6075..d244e793b2 100644 --- a/io/lstat64.c +++ b/io/lstat64.c @@ -17,11 +17,10 @@ #include -#undef __lstat64 int __lstat64 (const char *file, struct stat64 *buf) { - return __lxstat64 (_STAT_VER, file, buf); + return __fstatat64 (AT_FDCWD, file, buf, AT_SYMLINK_NOFOLLOW); } hidden_def (__lstat64) weak_alias (__lstat64, lstat64) diff --git a/io/lxstat.c b/io/lxstat.c deleted file mode 100644 index e38336e674..0000000000 --- a/io/lxstat.c +++ /dev/null @@ -1,26 +0,0 @@ -/* Copyright (C) 1991-2020 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 - -int -__lxstat (int version, const char *file, struct stat *buf) -{ - return __xstat (version, file, buf); -} -hidden_def (__lxstat) -weak_alias (__lxstat, _lxstat) diff --git a/io/lxstat64.c b/io/lxstat64.c deleted file mode 100644 index 97dae35efe..0000000000 --- a/io/lxstat64.c +++ /dev/null @@ -1,30 +0,0 @@ -/* lxstat64 -- get file metadata, not following symlinks. Stub version. - Copyright (C) 1991-2020 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 - -/* Get file information about FILE in BUF. - If FILE is a symbolic link, do not follow it. */ -int -__lxstat64 (int vers, const char *file, struct stat64 *buf) -{ - return __xstat64 (vers, file, buf); -} -hidden_def (__lxstat64) diff --git a/io/stat.c b/io/stat.c index 78dbfb3b8f..9c0a8b0baf 100644 --- a/io/stat.c +++ b/io/stat.c @@ -17,11 +17,10 @@ #include -#undef __stat int __stat (const char *file, struct stat *buf) { - return __xstat (_STAT_VER, file, buf); + return __fstatat (AT_FDCWD, file, buf, 0); } weak_alias (__stat, stat) diff --git a/io/stat64.c b/io/stat64.c index 102dcc5d5a..ea47e13754 100644 --- a/io/stat64.c +++ b/io/stat64.c @@ -17,11 +17,10 @@ #include -#undef __stat64 int __stat64 (const char *file, struct stat64 *buf) { - return __xstat64 (_STAT_VER, file, buf); + return __fstatat64 (AT_FDCWD, file, buf, 0); } hidden_def (__stat64) weak_alias (__stat64, stat64) diff --git a/io/xstat.c b/io/xstat.c deleted file mode 100644 index 25edcf8b45..0000000000 --- a/io/xstat.c +++ /dev/null @@ -1,37 +0,0 @@ -/* Copyright (C) 1991-2020 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 - -/* Get file information about FILE in BUF. */ -int -__xstat (int vers, const char *file, struct stat *buf) -{ - if (vers != _STAT_VER || file == NULL || buf == NULL) - { - __set_errno (EINVAL); - return -1; - } - - __set_errno (ENOSYS); - return -1; -} -hidden_def (__xstat) -stub_warning (stat) -weak_alias (__xstat, _xstat) diff --git a/io/xstat64.c b/io/xstat64.c deleted file mode 100644 index 898b574ee5..0000000000 --- a/io/xstat64.c +++ /dev/null @@ -1,36 +0,0 @@ -/* Copyright (C) 1991-2020 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 - -/* Get file information about FILE in BUF. */ -int -__xstat64 (int vers, const char *file, struct stat64 *buf) -{ - if (vers != _STAT_VER || file == NULL || buf == NULL) - { - __set_errno (EINVAL); - return -1; - } - - __set_errno (ENOSYS); - return -1; -} -hidden_def (__xstat64) -stub_warning (stat64) diff --git a/sysdeps/mach/hurd/Makefile b/sysdeps/mach/hurd/Makefile index 9c53db3783..571277cf7f 100644 --- a/sysdeps/mach/hurd/Makefile +++ b/sysdeps/mach/hurd/Makefile @@ -199,7 +199,9 @@ ifeq (io, $(subdir)) sysdep_routines += f_setlk close_nocancel close_nocancel_nostatus \ fcntl_nocancel open_nocancel openat_nocancel read_nocancel \ pread64_nocancel write_nocancel pwrite64_nocancel \ - wait4_nocancel + wait4_nocancel \ + xstat fxstat lxstat xstat64 fxstat64 lxstat64 \ + fxstatat fxstatat64 endif ifeq (misc, $(subdir)) diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 09604e128b..899b6c9c77 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -61,7 +61,9 @@ sysdep_routines += adjtimex clone umount umount2 readahead sysctl \ open_by_handle_at mlock2 pkey_mprotect pkey_set pkey_get \ timerfd_gettime timerfd_settime prctl \ process_vm_readv process_vm_writev clock_adjtime \ - time64-support pselect32 + time64-support pselect32 \ + xstat fxstat lxstat xstat64 fxstat64 lxstat64 \ + fxstatat fxstatat64 CFLAGS-gethostid.c = -fexceptions CFLAGS-tee.c = -fexceptions -fasynchronous-unwind-tables