projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| fd091d3f | 1 | /* Copyright (C) 1993, 1995-1999, 2000 Free Software Foundation, Inc. |
| 40a55d20 | 2 | This file is part of the GNU IO Library. |
| 96aa2d94 | 3 | |
| 40a55d20 UD |
4 | This library is free software; you can redistribute it and/or |
| 5 | modify it under the terms of the GNU General Public License as | |
| 6 | published by the Free Software Foundation; either version 2, or (at | |
| 7 | your option) any later version. | |
| 96aa2d94 | 8 | |
| 40a55d20 UD |
9 | This library is distributed in the hope that it will be useful, but |
| 10 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 | General Public License for more details. | |
| 96aa2d94 | 13 | |
| 40a55d20 UD |
14 | You should have received a copy of the GNU General Public License |
| 15 | along with this library; see the file COPYING. If not, write to | |
| 16 | the Free Software Foundation, 59 Temple Place - Suite 330, Boston, | |
| 17 | MA 02111-1307, USA. | |
| 96aa2d94 | 18 | |
| 40a55d20 UD |
19 | As a special exception, if you link this library with files |
| 20 | compiled with a GNU compiler to produce an executable, this does | |
| 21 | not cause the resulting executable to be covered by the GNU General | |
| 22 | Public License. This exception does not however invalidate any | |
| 23 | other reasons why the executable file might be covered by the GNU | |
| 24 | General Public License. */ | |
| 96aa2d94 RM |
25 | |
| 26 | #include "libioP.h" | |
| 27 | #include <errno.h> | |
| fd091d3f | 28 | #include <shlib-compat.h> |
| 96aa2d94 RM |
29 | |
| 30 | int | |
| d64b6ad0 | 31 | _IO_new_fgetpos (fp, posp) |
| dfd2257a | 32 | _IO_FILE *fp; |
| 96aa2d94 RM |
33 | _IO_fpos_t *posp; |
| 34 | { | |
| d64b6ad0 | 35 | _IO_off_t pos; |
| 96aa2d94 | 36 | CHECK_FILE (fp, EOF); |
| 68dbb3a6 | 37 | _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp); |
| 7c713e28 | 38 | _IO_flockfile (fp); |
| 96aa2d94 | 39 | pos = _IO_seekoff (fp, 0, _IO_seek_cur, 0); |
| 00bc5db0 UD |
40 | if (_IO_in_backup (fp)) |
| 41 | pos -= fp->_IO_save_end - fp->_IO_save_base; | |
| c0fb8a56 UD |
42 | _IO_funlockfile (fp); |
| 43 | _IO_cleanup_region_end (0); | |
| 96aa2d94 RM |
44 | if (pos == _IO_pos_BAD) |
| 45 | { | |
| 40a55d20 UD |
46 | /* ANSI explicitly requires setting errno to a positive value on |
| 47 | failure. */ | |
| 96aa2d94 RM |
48 | #ifdef EIO |
| 49 | if (errno == 0) | |
| c4029823 | 50 | __set_errno (EIO); |
| 96aa2d94 RM |
51 | #endif |
| 52 | return EOF; | |
| 53 | } | |
| d64b6ad0 UD |
54 | posp->__pos = pos; |
| 55 | if (fp->_mode > 0 | |
| 56 | && (*fp->_codecvt->__codecvt_do_encoding) (fp->_codecvt) < 0) | |
| 57 | /* This is a stateful encoding, safe the state. */ | |
| 58 | posp->__state = fp->_wide_data->_IO_state; | |
| 96aa2d94 RM |
59 | return 0; |
| 60 | } | |
| 61 | ||
| d64b6ad0 | 62 | strong_alias (_IO_new_fgetpos, __new_fgetpos) |
| fd091d3f UD |
63 | versioned_symbol (libc, _IO_new_fgetpos, _IO_fgetpos, GLIBC_2_2); |
| 64 | versioned_symbol (libc, __new_fgetpos, fgetpos, GLIBC_2_2); |