diff options
Diffstat (limited to 'REORG.TODO/libio/ftello64.c')
-rw-r--r-- | REORG.TODO/libio/ftello64.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/REORG.TODO/libio/ftello64.c b/REORG.TODO/libio/ftello64.c new file mode 100644 index 0000000000..edb10e0880 --- /dev/null +++ b/REORG.TODO/libio/ftello64.c @@ -0,0 +1,58 @@ +/* Copyright (C) 1993-2017 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 <stdio.h> +#include <stdlib.h> +#include <libioP.h> +#include <errno.h> + +#ifndef __OFF_T_MATCHES_OFF64_T + +off64_t +ftello64 (_IO_FILE *fp) +{ + _IO_off64_t pos; + CHECK_FILE (fp, -1L); + _IO_acquire_lock (fp); + pos = _IO_seekoff_unlocked (fp, 0, _IO_seek_cur, 0); + if (_IO_in_backup (fp) && pos != _IO_pos_BAD) + { + if (fp->_mode <= 0) + pos -= fp->_IO_save_end - fp->_IO_save_base; + } + _IO_release_lock (fp); + if (pos == _IO_pos_BAD) + { +#ifdef EIO + if (errno == 0) + __set_errno (EIO); +#endif + return -1L; + } + return pos; +} + +#endif |