xref: /freebsd/libexec/rtld-elf/tests/common.c (revision f7c32ed617858bcd22f8d1b03199099d50125721)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  * Copyright 2014 Jonathan Anderson.
4  * Copyright 2021 Mariusz Zaborski <oshogbo@FreeBSD.org>
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #include <atf-c.h>
30 #include <fcntl.h>
31 #include <stdio.h>
32 
33 #include "common.h"
34 
35 void
36 expect_success(int binary, char *senv)
37 {
38 	char * const env[] = { senv, NULL };
39 
40 	try_to_run(binary, 0, env, "the hypotenuse of 3 and 4 is 5\n", "");
41 }
42 
43 void
44 expect_missing_library(int binary, char *senv)
45 {
46 	char * const env[] = { senv, NULL };
47 
48 	try_to_run(binary, 1, env, "",
49 	   "ld-elf.so.1: Shared object \"libpythagoras.so.0\" not found,"
50 	    " required by \"target\"\n");
51 }
52 
53 void
54 try_to_run(int binary, int exit_status, char * const *env,
55         const char *expected_out, const char *expected_err)
56 {
57 	pid_t child = atf_utils_fork();
58 
59 	if (child == 0) {
60 		char * const args[] = { "target", NULL };
61 
62 		fexecve(binary, args, env);
63 		atf_tc_fail("fexecve() failed");
64 	}
65 
66 	atf_utils_wait(child, exit_status, expected_out, expected_err);
67 }
68 
69 int
70 opendir_fd(const char *name)
71 {
72 
73 	return open(name, O_RDONLY | O_DIRECTORY);
74 }
75 
76 int
77 opendirat(int parent, const char *name)
78 {
79 
80 	return openat(parent, name, O_RDONLY | O_DIRECTORY);
81 }
82