1 /* $NetBSD: t_tls_dlopen.c,v 1.3 2012/01/17 20:34:57 joerg Exp $ */
3 * Copyright (c) 2011 The NetBSD Foundation, Inc.
6 * This code is derived from software contributed to The NetBSD Foundation
7 * by Joerg Sonnenberger.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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
17 * the documentation and/or other materials provided with the
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
24 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
30 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #include <sys/cdefs.h>
35 __RCSID("$NetBSD: t_tls_dlopen.c,v 1.3 2012/01/17 20:34:57 joerg Exp $");
46 #ifdef __HAVE_NO___THREAD
52 ATF_TC_HEAD(t_tls_dlopen, tc)
54 atf_tc_set_md_var(tc, "descr",
55 "Test (un)initialized TLS variables and dlopen");
58 void (*testf_helper)(int, int);
60 __thread int var1 = 1;
62 __thread int *var3 = &optind;
64 __thread int *var4 = &var4_helper;
69 ATF_CHECK_EQ(var1, 1);
70 ATF_CHECK_EQ(var2, 0);
71 ATF_CHECK_EQ(var3, &optind);
72 ATF_CHECK_EQ(var4, &var4_helper);
74 ATF_CHECK_EQ(var1, 2);
75 ATF_CHECK_EQ(var2, 2);
77 ATF_CHECK_EQ(var1, 3);
78 ATF_CHECK_EQ(var2, 3);
79 ATF_CHECK_EQ(var3, &optind);
84 ATF_TC_BODY(t_tls_dlopen, tc)
89 #ifdef __HAVE_NO___THREAD
90 atf_tc_skip("no TLS support on this platform");
93 handle = dlopen("h_tls_dlopen.so", RTLD_NOW | RTLD_LOCAL);
94 ATF_REQUIRE(handle != NULL);
96 testf_helper = dlsym(handle, "testf_dso_helper");
97 ATF_REQUIRE(testf_helper != NULL);
101 pthread_create(&t, 0, testf, 0);
102 pthread_join(t, NULL);
104 pthread_create(&t, 0, testf, 0);
105 pthread_join(t, NULL);
112 ATF_TP_ADD_TC(tp, t_tls_dlopen);
114 return atf_no_error();