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/****************************************************************************
 *
 *   Copyright (c) 2014 PX4 Development Team. 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 PX4 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 COPYRIGHT HOLDERS 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
 * COPYRIGHT OWNER 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.
 *
 ****************************************************************************/

/**
 * @file hw_ver.c
 *
 * Show and test hardware version.
 */

#include <nuttx/config.h>

#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <version/version.h>

__EXPORT int hw_ver_main(int argc, char *argv[]);

int
hw_ver_main(int argc, char *argv[])
{
	if (argc >= 2) {
		if (!strcmp(argv[1], "show")) {
			printf(HW_ARCH "\n");
			exit(0);
		}

		if (!strcmp(argv[1], "compare")) {
			if (argc >= 3) {
				int ret = strcmp(HW_ARCH, argv[2]) != 0;
				if (ret == 0) {
					printf("hw_ver match: %s\n", HW_ARCH);
				}
				exit(ret);

			} else {
				errx(1, "not enough arguments, try 'compare PX4FMU_1'");
			}
		}
	}

	errx(1, "expected a command, try 'show' or 'compare'");
}