newlib-cygwin/libgloss/d30v/inbyte.c

25 lines
778 B
C

/* inbyte -- read a single byte.
*
* Copyright (c) 1997 Cygnus Support
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
int
inbyte (void)
{
char ch;
if (read (0, &ch, 1) == 1)
return ch;
return -1;
}