diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/alpha/fxstatat.c')
-rw-r--r-- | ports/sysdeps/unix/sysv/linux/alpha/fxstatat.c | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/alpha/fxstatat.c b/ports/sysdeps/unix/sysv/linux/alpha/fxstatat.c deleted file mode 100644 index a731206..0000000 --- a/ports/sysdeps/unix/sysv/linux/alpha/fxstatat.c +++ /dev/null @@ -1,113 +0,0 @@ -/* Copyright (C) 2005-2014 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 - <http://www.gnu.org/licenses/>. */ - -#define __fxstatat64 __fxstatat64_disable - -#include <errno.h> -#include <fcntl.h> -#include <stddef.h> -#include <stdio.h> -#include <sys/stat.h> -#include <kernel_stat.h> -#include <sysdep.h> -#include <sys/syscall.h> -#include <xstatconv.h> - -#undef __fxstatat64 - -#ifdef __ASSUME_ATFCTS -# define __have_atfcts 1 -#endif - -/* Get information about the file NAME in BUF. */ -int -__fxstatat (int vers, int fd, const char *file, struct stat *st, int flag) -{ - INTERNAL_SYSCALL_DECL (err); - int result, errno_out; - - /* ??? The __fxstatat entry point is new enough that it must be using - vers == _STAT_VER_KERNEL64. For the benefit of dl-fxstatat64.c, we - cannot actually check this, lest the compiler not optimize the rest - of the function away. */ - -#ifdef __NR_fstatat64 - if (__have_atfcts >= 0) - { - result = INTERNAL_SYSCALL (fstatat64, err, 4, fd, file, st, flag); - if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) - return result; - errno_out = INTERNAL_SYSCALL_ERRNO (result, err); -#ifndef __ASSUME_ATFCTS - if (errno_out == ENOSYS) - __have_atfcts = -1; - else -#endif - { - __set_errno (errno_out); - return -1; - } - } -#endif /* __NR_fstatat64 */ - - if (flag & ~AT_SYMLINK_NOFOLLOW) - { - __set_errno (EINVAL); - return -1; - } - - char *buf = NULL; - - if (fd != AT_FDCWD && file[0] != '/') - { - size_t filelen = strlen (file); - if (__builtin_expect (filelen == 0, 0)) - { - __set_errno (ENOENT); - return -1; - } - - static const char procfd[] = "/proc/self/fd/%d/%s"; - /* Buffer for the path name we are going to use. It consists of - - the string /proc/self/fd/ - - the file descriptor number - - the file name provided. - The final NUL is included in the sizeof. A bit of overhead - due to the format elements compensates for possible negative - numbers. */ - size_t buflen = sizeof (procfd) + sizeof (int) * 3 + filelen; - buf = alloca (buflen); - - __snprintf (buf, buflen, procfd, fd, file); - file = buf; - } - - if (flag & AT_SYMLINK_NOFOLLOW) - result = INTERNAL_SYSCALL (lstat64, err, 2, file, st); - else - result = INTERNAL_SYSCALL (stat64, err, 2, file, st); - if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) - return result; - - errno_out = INTERNAL_SYSCALL_ERRNO (result, err); - __atfct_seterrno (errno_out, fd, buf); - - return -1; -} -libc_hidden_def (__fxstatat) -strong_alias (__fxstatat, __fxstatat64); -libc_hidden_ver(__fxstatat, __fxstatat64); |