| /* |
| Copyright (C) 1993 Free Software Foundation |
| |
| This file is part of the GNU IO Library. This library is free |
| software; you can redistribute it and/or modify it under the |
| terms of the GNU General Public License as published by the |
| Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| This 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 General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this library; see the file COPYING. If not, write to the Free |
| Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| |
| As a special exception, if you link this library with files |
| compiled with a GNU compiler to produce an executable, this does not cause |
| the resulting executable to be covered by the GNU General Public License. |
| This exception does not however invalidate any other reasons why |
| the executable file might be covered by the GNU General Public License. */ |
| |
| #include "libioP.h" |
| |
| int |
| DEFUN(_IO_ignore, (fp, n), |
| register _IO_FILE *fp AND _IO_size_t n) |
| { |
| register _IO_size_t more = n; |
| for (;;) |
| { |
| _IO_ssize_t count = fp->_IO_read_end - fp->_IO_read_ptr; |
| if (count > 0) |
| { |
| if (count > more) |
| count = more; |
| fp->_IO_read_ptr += count; |
| more -= count; |
| } |
| if (more == 0 || __underflow(fp) == EOF) |
| break; |
| } |
| return n - more; |
| } |