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jcs's openbsd hax
openbsd
1/* $OpenBSD: build.c,v 1.3 2016/12/18 18:28:39 krw Exp $ */
2
3/*
4 * Copyright (c) 2004 Theo de Raadt <deraadt@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18#include <sys/types.h>
19#include <fcntl.h>
20#include <stdio.h>
21#include <err.h>
22#include <unistd.h>
23#include <dev/pci/cs4280reg.h>
24#include "cs4280_image.h"
25#define FILENAME "cs4280"
26
27int
28main(int argc, char *argv[])
29{
30 ssize_t rlen;
31 int fd;
32
33 printf("creating %s length %zu\n", FILENAME, sizeof BA1Struct);
34 fd = open(FILENAME, O_WRONLY|O_CREAT|O_TRUNC, 0644);
35 if (fd == -1)
36 err(1, "%s", FILENAME);
37
38 rlen = write(fd, &BA1Struct, sizeof BA1Struct);
39 if (rlen == -1)
40 err(1, "%s", FILENAME);
41 if (rlen != sizeof BA1Struct)
42 errx(1, "%s: short write", FILENAME);
43 close(fd);
44 return 0;
45}