1/* $NetBSD: h_fileactions.c,v 1.1 2012/02/13 21:03:08 martin Exp $ */
2
3/*-
4 * Copyright (c) 2012 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Charles Zhang <charles@NetBSD.org> and
9 * Martin Husemann <martin@NetBSD.org>.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#include <stdio.h>
34#include <stdlib.h>
35#include <string.h>
36#include <unistd.h>
37#include <errno.h>
38#include <sys/stat.h>
39
40#define BUFSIZE	16
41
42/*
43 * This checks (hardcoded) the assumptions that are setup from the
44 * main test program via posix spawn file actions.
45 * Program exits with EXIT_SUCCESS or EXIT_FAILURE accordingly
46 * (and does some stderr diagnostics in case of errors).
47 */
48int
49main(int argc, char **argv)
50{
51	int res = EXIT_SUCCESS;
52	char buf[BUFSIZE];
53	struct stat sb0, sb1;
54
55	strcpy(buf, "test...");
56	/* file desc 3 should be closed via addclose */
57	if (read(3, buf, BUFSIZE) != -1 || errno != EBADF) {
58		fprintf(stderr, "%s: filedesc 3 is not closed\n",
59		    getprogname());
60		res = EXIT_FAILURE;
61	}
62	/* file desc 4 should be closed via closeonexec */
63	if (read(4, buf, BUFSIZE) != -1 || errno != EBADF) {
64		fprintf(stderr, "%s: filedesc 4 is not closed\n",
65		    getprogname());
66		res = EXIT_FAILURE;
67	}
68	/* file desc 5 remains open */
69	if (write(5, buf, BUFSIZE) <= 0) {
70		fprintf(stderr, "%s: could not write to filedesc 5\n",
71		    getprogname());
72		res = EXIT_FAILURE;
73	}
74	/* file desc 6 should be open (via addopen) */
75	if (write(6, buf, BUFSIZE) <= 0) {
76		fprintf(stderr, "%s: could not write to filedesc 6\n",
77		    getprogname());
78		res = EXIT_FAILURE;
79	}
80	/* file desc 7 should refer to stdout */
81	fflush(stdout);
82	if (fstat(fileno(stdout), &sb0) != 0) {
83		fprintf(stderr, "%s: could not fstat stdout\n",
84		    getprogname());
85		res = EXIT_FAILURE;
86	}
87	if (fstat(7, &sb1) != 0) {
88		fprintf(stderr, "%s: could not fstat filedesc 7\n",
89		    getprogname());
90		res = EXIT_FAILURE;
91	}
92	if (write(7, buf, strlen(buf)) <= 0) {
93		fprintf(stderr, "%s: could not write to filedesc 7\n",
94		    getprogname());
95		res = EXIT_FAILURE;
96	}
97	if (memcmp(&sb0, &sb1, sizeof sb0) != 0) {
98		fprintf(stderr, "%s: stat results differ\n", getprogname());
99		res = EXIT_FAILURE;
100	}
101
102	return res;
103}
104
105