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/* Get file-specific information about descriptor FD. Linux 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
<https://www.gnu.org/licenses/>. */
#include <fcntl.h>
#include "pathconf.h"
static long int posix_fpathconf (int fd, int name);
/* Define this first, so it can be inlined. */
#define __fpathconf static posix_fpathconf
#include <sysdeps/posix/fpathconf.c>
/* Get file-specific information about descriptor FD. */
long int
__fpathconf (int fd, int name)
{
struct statfs fsbuf;
switch (name)
{
case _PC_LINK_MAX:
return __statfs_link_max (__fstatfs (fd, &fsbuf), &fsbuf, NULL, fd);
case _PC_FILESIZEBITS:
return __statfs_filesize_max (__fstatfs (fd, &fsbuf), &fsbuf);
case _PC_2_SYMLINKS:
return __statfs_symlinks (__fstatfs (fd, &fsbuf), &fsbuf);
case _PC_CHOWN_RESTRICTED:
return __statfs_chown_restricted (__fstatfs (fd, &fsbuf), &fsbuf);
default:
return posix_fpathconf (fd, name);
}
}
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