94caafa040
Now that fstat is implemented on top fstatat we need to handle negative inputs. The implementation now rejects AT_FDCWD, which would otherwise be accepted by the kernel. Checked on x86_64-linux-gnu and on i686-linux-gnu.
38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/* Get file status. Linux version.
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Copyright (C) 2020-2021 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, see
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<https://www.gnu.org/licenses/>. */
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#include <sys/stat.h>
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#include <kernel_stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#if !XSTAT_IS_XSTAT64
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int
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__fstat (int fd, struct stat *buf)
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{
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if (fd < 0)
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{
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__set_errno (EBADF);
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return -1;
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}
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return __fstatat (fd, "", buf, AT_EMPTY_PATH);
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}
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weak_alias (__fstat, fstat)
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#endif
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