main.cpp

/*
 * Copyright (c) 2018-2019, Pelion and affiliates.
 * SPDX-License-Identifier: Apache-2.0
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#include <stdio.h>
#include <string.h>

#include "mbed.h"
#include "mbed-trace/mbed_trace.h"
#include "mbed-client-cli/ns_cmdline.h"

#define TRACE_GROUP   "main"

static Mutex SerialOutMutex;
void serial_out_mutex_wait()
{
    SerialOutMutex.lock();
}
void serial_out_mutex_release()
{
    osStatus s = SerialOutMutex.unlock();
    MBED_ASSERT(s == osOK);
}

// dummy command with some option
static int cmd_dummy(int argc, char *argv[])
{
    if (cmd_has_option(argc, argv, "o")) {
        cmd_printf("This is o option\r\n");
    } else {
        tr_debug("Try to write 'dummy -o' instead");
        return CMDLINE_RETCODE_INVALID_PARAMETERS;
    }
    return CMDLINE_RETCODE_SUCCESS;
}
int main(void)
{
    // Initialize trace library
    mbed_trace_init();
    // Register callback used to lock serial out mutex
    mbed_trace_mutex_wait_function_set(serial_out_mutex_wait);
    // Register callback used to release serial out mutex
    mbed_trace_mutex_release_function_set(serial_out_mutex_release);

    // Initialize cmd library
    cmd_init(0);
    // Register callback used to lock serial out mutex
    cmd_mutex_wait_func(serial_out_mutex_wait);
    // Register callback used to release serial out mutex
    cmd_mutex_release_func(serial_out_mutex_release);
    // add dummy -command
    cmd_add("dummy", cmd_dummy,
            "dummy command",
            "This is dummy command, which does not do anything except\n"
            "print text when o -option is given."); // add one dummy command
    cmd_init_screen();
    while (true) {
        int c = getchar();
        if (c != EOF) {
            cmd_char_input(c);
        }
    }
}