#include "config.h"
#include <stdio.h>
#include <string.h>

/**
 * utf8 - Simple routines to encode/decode valid UTF-8.
 *
 * This code contains routines to encode and decode UTF-8 characters.
 * Table and test code stolen entirely from:
 *    Copyright (c) 2017 Christian Hansen <chansen@cpan.org>
 *    <https://github.com/chansen/c-utf8-valid>
 * 
 * Example:
 *	int main(int argc, char *argv[])
 *	{
 *		size_t i;
 *		struct utf8_state utf8_state = UTF8_STATE_INIT;
 *		bool decoded = true;
 *
 *		for (i = 0; i < strlen(argv[1]); i++) {
 *			decoded = utf8_decode(&utf8_state, argv[1][i]);
 *			if (decoded) {
 *				if (errno != 0)
 *					err(1, "Invalid UTF8 char %zu-%zu",
 *					    i - utf8_state.used_len, i);
 *				printf("Character %u\n", utf8_state.c);
 *			}
 *		}
 *
 *		if (!decoded)
 *			errx(1, "Incomplete UTF8");
 *		return 0;
 *	}
 *
 * License: BSD-MIT
 */
int main(int argc, char *argv[])
{
	/* Expect exactly one argument */
	if (argc != 2)
		return 1;

	if (strcmp(argv[1], "depends") == 0) {
		return 0;
	}

	return 1;
}
