mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
688903eb3e
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/* Copyright (C) 1993-2018 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/>.
|
|
|
|
As a special exception, if you link the code in this file with
|
|
files compiled with a GNU compiler to produce an executable,
|
|
that does not cause the resulting executable to be covered by
|
|
the GNU Lesser General Public License. This exception does not
|
|
however invalidate any other reasons why the executable file
|
|
might be covered by the GNU Lesser General Public License.
|
|
This exception applies to code released by its copyright holders
|
|
in files containing the exception. */
|
|
|
|
#include "libioP.h"
|
|
#include <errno.h>
|
|
|
|
#include <shlib-compat.h>
|
|
#if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_2)
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
_IO_old_fgetpos64 (_IO_FILE *fp, _IO_fpos64_t *posp)
|
|
{
|
|
_IO_off64_t pos;
|
|
CHECK_FILE (fp, EOF);
|
|
_IO_acquire_lock (fp);
|
|
pos = _IO_seekoff_unlocked (fp, 0, _IO_seek_cur, 0);
|
|
if (_IO_in_backup (fp) && pos != _IO_pos_BAD)
|
|
pos -= fp->_IO_save_end - fp->_IO_save_base;
|
|
_IO_release_lock (fp);
|
|
if (pos == _IO_pos_BAD)
|
|
{
|
|
/* ANSI explicitly requires setting errno to a positive value on
|
|
failure. */
|
|
if (errno == 0)
|
|
__set_errno (EIO);
|
|
return EOF;
|
|
}
|
|
posp->__pos = pos;
|
|
return 0;
|
|
}
|
|
|
|
compat_symbol (libc, _IO_old_fgetpos64, _IO_fgetpos64, GLIBC_2_1);
|
|
strong_alias (_IO_old_fgetpos64, __old_fgetpos64)
|
|
compat_symbol (libc, __old_fgetpos64, fgetpos64, GLIBC_2_1);
|
|
|
|
#endif
|