1 /* Copyright (C) 2000-2022 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    <https://www.gnu.org/licenses/>.  */
17 
18 #include <stdio_ext.h>
19 
20 int
__freading(FILE * fp)21 __freading (FILE *fp)
22 {
23   return ((fp->_flags & _IO_NO_WRITES)
24 	  || ((fp->_flags & (_IO_CURRENTLY_PUTTING | _IO_NO_READS)) == 0
25 	      && fp->_IO_read_base != NULL));
26 }
27