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61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/* Copyright (C) 1993-2018 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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<http://www.gnu.org/licenses/>.
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As a special exception, if you link the code in this file with
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files compiled with a GNU compiler to produce an executable,
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that does not cause the resulting executable to be covered by
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the GNU Lesser General Public License. This exception does not
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however invalidate any other reasons why the executable file
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might be covered by the GNU Lesser General Public License.
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This exception applies to code released by its copyright holders
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in files containing the exception. */
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#include "libioP.h"
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#include <errno.h>
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#include <shlib-compat.h>
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#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
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int
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attribute_compat_text_section
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_IO_old_fgetpos (_IO_FILE *fp, _IO_fpos_t *posp)
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{
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_IO_off_t pos;
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CHECK_FILE (fp, EOF);
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_IO_acquire_lock (fp);
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pos = _IO_seekoff_unlocked (fp, 0, _IO_seek_cur, 0);
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if (_IO_in_backup (fp) && pos != _IO_pos_BAD)
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pos -= fp->_IO_save_end - fp->_IO_save_base;
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_IO_release_lock (fp);
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if (pos == _IO_pos_BAD)
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{
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/* ANSI explicitly requires setting errno to a positive value on
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failure. */
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if (errno == 0)
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__set_errno (EIO);
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return EOF;
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}
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posp->__pos = pos;
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return 0;
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}
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compat_symbol (libc, _IO_old_fgetpos, _IO_fgetpos, GLIBC_2_0);
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strong_alias (_IO_old_fgetpos, __old_fgetpos)
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compat_symbol (libc, __old_fgetpos, fgetpos, GLIBC_2_0);
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#endif
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