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6a84c77c71
Fixes glibc bug 1026. http://sourceware.org/ml/libc-alpha/2005-02/msg00122.html Signed-off-by: Matt Turner <mattst88@gmail.com>
77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
/* fxstat using old-style Unix stat system call.
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Copyright (C) 2004 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#define __fxstat64 __fxstat64_disable
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#include <errno.h>
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#include <stddef.h>
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#include <sys/stat.h>
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#include <kernel_stat.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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#include <xstatconv.h>
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#undef __fxstat64
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/* Get information about the file NAME in BUF. */
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int
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__fxstat (int vers, int fd, struct stat *buf)
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{
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INTERNAL_SYSCALL_DECL (err);
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int result;
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struct kernel_stat kbuf;
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#if __ASSUME_STAT64_SYSCALL > 0
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if (vers == _STAT_VER_KERNEL64)
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{
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result = INTERNAL_SYSCALL (fstat64, err, 2, fd, buf);
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if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1))
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return result;
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__set_errno (INTERNAL_SYSCALL_ERRNO (result, err));
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return -1;
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}
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#elif defined __NR_fstat64
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if (vers == _STAT_VER_KERNEL64 && !__libc_missing_axp_stat64)
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{
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int errno_out;
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result = INTERNAL_SYSCALL (fstat64, err, 2, fd, buf);
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if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1))
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return result;
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errno_out = INTERNAL_SYSCALL_ERRNO (result, err);
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if (errno_out != ENOSYS)
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{
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__set_errno (errno_out);
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return -1;
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}
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__libc_missing_axp_stat64 = 1;
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}
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#endif
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result = INTERNAL_SYSCALL (fstat, err, 2, fd, &kbuf);
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if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1))
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return __xstat_conv (vers, &kbuf, buf);
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__set_errno (INTERNAL_SYSCALL_ERRNO (result, err));
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return -1;
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}
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hidden_def (__fxstat)
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weak_alias (__fxstat, _fxstat);
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strong_alias (__fxstat, __fxstat64);
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hidden_ver (__fxstat, __fxstat64)
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