nes-proj/os/services/shell/serial-shell.c
2017-09-01 15:39:39 +02:00

82 lines
2.9 KiB
C

/*
* Copyright (c) 2008, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*/
/**
* \file
* A shell back-end for the serial port
* \author
* Adam Dunkels <adam@sics.se>
* Simon Duquennoy <simon.duquennoy@inria.fr>
*/
/**
* \addtogroup shell
* @{
*/
#include "contiki.h"
#include "dev/serial-line.h"
#include "sys/log.h"
#include "shell.h"
#include "serial-shell.h"
/*---------------------------------------------------------------------------*/
PROCESS(serial_shell_process, "Contiki serial shell");
/*---------------------------------------------------------------------------*/
static void
serial_shell_output(const char *str) {
printf("%s", str);
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(serial_shell_process, ev, data)
{
PROCESS_BEGIN();
shell_init();
while(1) {
static struct pt shell_input_pt;
PROCESS_WAIT_EVENT_UNTIL(ev == serial_line_event_message && data != NULL);
PROCESS_PT_SPAWN(&shell_input_pt, shell_input(&shell_input_pt, serial_shell_output, data));
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
void
serial_shell_init(void)
{
process_start(&serial_shell_process, NULL);
}
/*---------------------------------------------------------------------------*/
/** @} */