patches and low-level development discussion

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 // SPDX-License-Identifier: EUPL-1.2+
// SPDX-FileCopyrightText: 2022 Alyssa Ross <hi@alyssa.is>

#include "../net-util.h"

#include <assert.h>
#include <errno.h>
#include <net/if.h>
#include <string.h>

int main(void)
{
	char name[IFNAMSIZ];
	int fd;

	memset(name, 'a', sizeof name);
	fd = tap_open(name, 0);
	assert(fd == -1);
	assert(errno == ENAMETOOLONG);
}