xref: /freebsd/lib/libc/tests/stdlib/cxa_thread_atexit_nothr_test.cc (revision 640235e2c2ba32947f7c59d168437ffa1280f1e6)
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 <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
30 
31 #include <dlfcn.h>
32 #include <atf-c++.hpp>
33 #include <cstdio>
34 #include <cstdlib>
35 
36 static FILE *output = NULL;
37 
38 struct Foo {
39 	Foo() { ATF_REQUIRE(fprintf(output, "Created\n") > 0); }
40 	~Foo() { ATF_REQUIRE(fprintf(output, "Destroyed\n") > 0); }
41 	void use() { ATF_REQUIRE(fprintf(output, "Used\n") > 0); }
42 };
43 
44 static thread_local Foo f;
45 
46 /*
47  * This test must not be linked to libpthread.
48  */
49 ATF_TEST_CASE_WITHOUT_HEAD(cxx__nothr);
50 ATF_TEST_CASE_BODY(cxx__nothr)
51 {
52 	void *libthr_handle;
53 
54 	/* Avoid coredump during f construction. */
55 	output = stderr;
56 
57 	libthr_handle = dlopen("libthr.so.3", RTLD_LAZY | RTLD_GLOBAL |
58 	    RTLD_NOLOAD);
59 	ATF_REQUIRE(libthr_handle == NULL);
60 }
61 
62 static void
63 check_local_main(void)
64 {
65 	static const char out_log[] = "Created\nUsed\nDestroyed\n";
66 
67 	fflush(output);
68 	ATF_REQUIRE(atf::utils::compare_file("test_main.txt", out_log));
69 }
70 
71 ATF_TEST_CASE_WITHOUT_HEAD(cxx__thread_local_main);
72 ATF_TEST_CASE_BODY(cxx__thread_local_main)
73 {
74 
75 	ATF_REQUIRE((output = fopen("test_main.txt", "w")) != NULL);
76 	f.use();
77 	atexit(check_local_main);
78 }
79 
80 extern "C" int __cxa_thread_atexit(void (*)(void *), void *, void *);
81 
82 static void
83 again(void *arg)
84 {
85 
86 	__cxa_thread_atexit(again, arg, &output);
87 }
88 
89 ATF_TEST_CASE_WITHOUT_HEAD(cxx__thread_inf_dtors);
90 ATF_TEST_CASE_BODY(cxx__thread_inf_dtors)
91 {
92 
93 	again(NULL);
94 }
95 
96 ATF_INIT_TEST_CASES(tcs)
97 {
98 
99 	ATF_ADD_TEST_CASE(tcs, cxx__nothr);
100 	ATF_ADD_TEST_CASE(tcs, cxx__thread_local_main);
101 	ATF_ADD_TEST_CASE(tcs, cxx__thread_inf_dtors);
102 }
103