| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 1 | /* Copyright (C) 1993-2016 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | |
| 4 | The GNU C Library is free software; you can redistribute it and/or |
| 5 | modify it under the terms of the GNU Lesser General Public |
| 6 | License as published by the Free Software Foundation; either |
| 7 | version 2.1 of the License, or (at your option) any later version. |
| 8 | |
| 9 | The GNU C Library is distributed in the hope that it will be useful, |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | Lesser General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU Lesser General Public |
| 15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. |
| 17 | |
| 18 | As a special exception, if you link the code in this file with |
| 19 | files compiled with a GNU compiler to produce an executable, |
| 20 | that does not cause the resulting executable to be covered by |
| 21 | the GNU Lesser General Public License. This exception does not |
| 22 | however invalidate any other reasons why the executable file |
| 23 | might be covered by the GNU Lesser General Public License. |
| 24 | This exception applies to code released by its copyright holders |
| 25 | in files containing the exception. */ |
| 26 | |
| 27 | #include <libioP.h> |
| 28 | #include <errno.h> |
| 29 | #include <shlib-compat.h> |
| 30 | |
| 31 | #ifndef __OFF_T_MATCHES_OFF64_T |
| 32 | |
| 33 | int |
| 34 | _IO_new_fsetpos64 (_IO_FILE *fp, const _IO_fpos64_t *posp) |
| 35 | { |
| 36 | int result; |
| 37 | CHECK_FILE (fp, EOF); |
| 38 | _IO_acquire_lock (fp); |
| 39 | if (_IO_seekpos_unlocked (fp, posp->__pos, _IOS_INPUT|_IOS_OUTPUT) |
| 40 | == _IO_pos_BAD) |
| 41 | { |
| 42 | /* ANSI explicitly requires setting errno to a positive value on |
| 43 | failure. */ |
| 44 | #ifdef EIO |
| 45 | if (errno == 0) |
| 46 | __set_errno (EIO); |
| 47 | #endif |
| 48 | result = EOF; |
| 49 | } |
| 50 | else |
| 51 | { |
| 52 | result = 0; |
| 53 | if (fp->_mode > 0 |
| 54 | && (*fp->_codecvt->__codecvt_do_encoding) (fp->_codecvt) < 0) |
| 55 | /* This is a stateful encoding, safe the state. */ |
| 56 | fp->_wide_data->_IO_state = posp->__state; |
| 57 | } |
| 58 | _IO_release_lock (fp); |
| 59 | return result; |
| 60 | } |
| 61 | |
| 62 | strong_alias (_IO_new_fsetpos64, __new_fsetpos64) |
| 63 | versioned_symbol (libc, __new_fsetpos64, fsetpos64, GLIBC_2_2); |
| 64 | versioned_symbol (libc, _IO_new_fsetpos64, _IO_fsetpos64, GLIBC_2_2); |
| 65 | |
| 66 | #endif |