Subversion Repositories openrisc_2011-10-31

/* read.c -- read bytes from a input device.

 *

 * Copyright (c) 1995 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.

 */

#include "glue.h"

extern char _DEFUN_VOID (inbyte);

/*

 * read  -- read bytes from the serial port. Ignore fd, since

 *          we only have stdin.

 */

int

_DEFUN (read, (fd, buf, nbytes),

       int fd _AND

       char *buf _AND

       int nbytes)

{

  int i = 0;

  for (i = 0; i < nbytes; i++) {

    *(buf + i) = inbyte();

    if ((*(buf + i) == '\n') || (*(buf + i) == '\r')) {

      i++;

      break;

    }

  }

  return (i);

}