/*	$NetBSD: cvslatest.c,v 1.8 2019/03/09 16:18:22 christos Exp $	*/

/*-
 * Copyright (c) 2016 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Christos Zoulas.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
 */

#include <sys/cdefs.h>
__RCSID("$NetBSD: cvslatest.c,v 1.8 2019/03/09 16:18:22 christos Exp $");

#include <sys/param.h>
#include <sys/types.h>

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <dirent.h>
#include <err.h>
#include <fts.h>

size_t lengths[NAME_MAX];

static void
scan(char **pathv)
{
        FTS *dh;
        FTSENT *entry;

        dh = fts_open(pathv, FTS_PHYSICAL, NULL);
        if (dh == NULL)
		err(EXIT_FAILURE, "fts_open `%s'", pathv[0]);

        while ((entry = fts_read(dh)) != NULL) {
		lengths[strlen(entry->fts_name)]++;
        }

        (void)fts_close(dh);
}

static void
print(void)
{
	for (size_t i = 0; i < __arraycount(lengths); i++) {
		if (lengths[i] == 0)
			continue;
		printf("%zu: %zu\n", i, lengths[i]);
	}
}

int
main(int argc, char *argv[])
{
	scan(argv + 1);
	print();
	return 0;
}