1 /* $NetBSD: t_fexecve.c,v 1.3 2017/01/10 15:15:09 christos 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 Emmanuel Dreyfus.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31 #include <sys/cdefs.h>
32 __RCSID("$NetBSD: t_fexecve.c,v 1.3 2017/01/10 15:15:09 christos Exp $");
33
34 #include <sys/wait.h>
35
36 #include <atf-c.h>
37 #include <err.h>
38 #include <errno.h>
39 #include <fcntl.h>
40 #include <limits.h>
41 #include <paths.h>
42 #include <stdio.h>
43 #include <stdlib.h>
44 #include <string.h>
45 #include <unistd.h>
46 #include <sys/param.h>
47
48 ATF_TC(fexecve);
ATF_TC_HEAD(fexecve,tc)49 ATF_TC_HEAD(fexecve, tc)
50 {
51 atf_tc_set_md_var(tc, "descr", "See that fexecve works");
52 }
ATF_TC_BODY(fexecve,tc)53 ATF_TC_BODY(fexecve, tc)
54 {
55 int status;
56 pid_t pid;
57 const char *const argv[] = { "touch", "test", NULL };
58 const char *const envp[] = { NULL };
59
60 ATF_REQUIRE((pid = fork()) != -1);
61 if (pid == 0) {
62 int fd;
63
64 if ((fd = open("/usr/bin/touch", O_RDONLY, 0)) == -1)
65 err(EXIT_FAILURE, "open /usr/bin/touch");
66
67 if (fexecve(fd, __UNCONST(argv), __UNCONST(envp)) == -1) {
68 int error;
69 if (errno == ENOSYS)
70 error = 76;
71 else
72 error = EXIT_FAILURE;
73 (void)close(fd);
74 err(error, "fexecve");
75 }
76 }
77
78 ATF_REQUIRE(waitpid(pid, &status, 0) != -1);
79 if (!WIFEXITED(status))
80 atf_tc_fail("child process did not exit cleanly");
81 if (WEXITSTATUS(status) == 76)
82 atf_tc_expect_fail("fexecve not implemented");
83 else
84 ATF_REQUIRE(WEXITSTATUS(status) == EXIT_SUCCESS);
85
86 ATF_REQUIRE(access("test", F_OK) == 0);
87 }
88
ATF_TP_ADD_TCS(tp)89 ATF_TP_ADD_TCS(tp)
90 {
91
92 ATF_TP_ADD_TC(tp, fexecve);
93
94 return atf_no_error();
95 }
96