view loadagent/libnosys/write.c @ 1:da98dc08f575

loadagent: beginning to lay the foundation
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 29 Apr 2013 03:21:00 +0000
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/* write.c -- write bytes to an output 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 int  _EXFUN (serial_out, (char x));

/*
 * write -- write bytes to the serial port. Ignore fd, since
 *          stdout and stderr are the same. Since we have no filesystem,
 *          open will only return an error.
 */
int
_DEFUN (_write, (fd, buf, nbytes),
       int fd _AND
       char *buf _AND
       int nbytes)
{
  int i;

  for (i = 0; i < nbytes; i++) {
    if (*(buf + i) == '\n') {
      serial_out ('\r');
    }
    serial_out (*(buf + i));
  }
  return (nbytes);
}