xref: /freebsd/lib/libc/tests/stdlib/cxa_thread_atexit_nothr_test.cc (revision 2008043f386721d58158e37e0d7e50df8095942d)
1 /*-
2  * Copyright (c) 2016 Mahdi Mokhtari <mokhi64@gmail.com>
3  * Copyright (c) 2016 The FreeBSD Foundation
4  * All rights reserved.
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 AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #include <dlfcn.h>
29 #include <atf-c++.hpp>
30 #include <cstdio>
31 #include <cstdlib>
32 
33 static FILE *output = NULL;
34 
35 struct Foo {
36 	Foo() { ATF_REQUIRE(fprintf(output, "Created\n") > 0); }
37 	~Foo() { ATF_REQUIRE(fprintf(output, "Destroyed\n") > 0); }
38 	void use() { ATF_REQUIRE(fprintf(output, "Used\n") > 0); }
39 };
40 
41 static thread_local Foo f;
42 
43 /*
44  * This test must not be linked to libpthread.
45  */
46 ATF_TEST_CASE_WITHOUT_HEAD(cxx__nothr);
47 ATF_TEST_CASE_BODY(cxx__nothr)
48 {
49 	void *libthr_handle;
50 
51 	/* Avoid coredump during f construction. */
52 	output = stderr;
53 
54 	libthr_handle = dlopen("libthr.so.3", RTLD_LAZY | RTLD_GLOBAL |
55 	    RTLD_NOLOAD);
56 	ATF_REQUIRE(libthr_handle == NULL);
57 }
58 
59 static void
60 check_local_main(void)
61 {
62 	static const char out_log[] = "Created\nUsed\nDestroyed\n";
63 
64 	fflush(output);
65 	ATF_REQUIRE(atf::utils::compare_file("test_main.txt", out_log));
66 }
67 
68 ATF_TEST_CASE_WITHOUT_HEAD(cxx__thread_local_main);
69 ATF_TEST_CASE_BODY(cxx__thread_local_main)
70 {
71 
72 	ATF_REQUIRE((output = fopen("test_main.txt", "w")) != NULL);
73 	f.use();
74 	atexit(check_local_main);
75 }
76 
77 extern "C" int __cxa_thread_atexit(void (*)(void *), void *, void *);
78 
79 static void
80 again(void *arg)
81 {
82 
83 	__cxa_thread_atexit(again, arg, &output);
84 }
85 
86 ATF_TEST_CASE_WITHOUT_HEAD(cxx__thread_inf_dtors);
87 ATF_TEST_CASE_BODY(cxx__thread_inf_dtors)
88 {
89 
90 	again(NULL);
91 }
92 
93 ATF_INIT_TEST_CASES(tcs)
94 {
95 
96 	ATF_ADD_TEST_CASE(tcs, cxx__nothr);
97 	ATF_ADD_TEST_CASE(tcs, cxx__thread_local_main);
98 	ATF_ADD_TEST_CASE(tcs, cxx__thread_inf_dtors);
99 }
100