diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libc/tls/t_tls_dlopen.c')
| -rw-r--r-- | contrib/netbsd-tests/lib/libc/tls/t_tls_dlopen.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/tls/t_tls_dlopen.c b/contrib/netbsd-tests/lib/libc/tls/t_tls_dlopen.c new file mode 100644 index 0000000..591823e --- /dev/null +++ b/contrib/netbsd-tests/lib/libc/tls/t_tls_dlopen.c @@ -0,0 +1,113 @@ +/* $NetBSD: t_tls_dlopen.c,v 1.3 2012/01/17 20:34:57 joerg Exp $ */ +/*- + * Copyright (c) 2011 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Joerg Sonnenberger. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__RCSID("$NetBSD: t_tls_dlopen.c,v 1.3 2012/01/17 20:34:57 joerg Exp $"); + +#include <atf-c.h> +#include <dlfcn.h> +#include <pthread.h> +#include <unistd.h> + +#include <sys/tls.h> + +#ifdef __HAVE_NO___THREAD +#define __thread +#endif + +ATF_TC(t_tls_dlopen); + +ATF_TC_HEAD(t_tls_dlopen, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Test (un)initialized TLS variables and dlopen"); +} + +void (*testf_helper)(int, int); + +__thread int var1 = 1; +__thread int var2; +__thread int *var3 = &optind; +int var4_helper; +__thread int *var4 = &var4_helper; + +static void * +testf(void *dummy) +{ + ATF_CHECK_EQ(var1, 1); + ATF_CHECK_EQ(var2, 0); + ATF_CHECK_EQ(var3, &optind); + ATF_CHECK_EQ(var4, &var4_helper); + testf_helper(2, 2); + ATF_CHECK_EQ(var1, 2); + ATF_CHECK_EQ(var2, 2); + testf_helper(3, 3); + ATF_CHECK_EQ(var1, 3); + ATF_CHECK_EQ(var2, 3); + ATF_CHECK_EQ(var3, &optind); + + return NULL; +} + +ATF_TC_BODY(t_tls_dlopen, tc) +{ + void *handle; + pthread_t t; + +#ifdef __HAVE_NO___THREAD + atf_tc_skip("no TLS support on this platform"); +#endif + + handle = dlopen("h_tls_dlopen.so", RTLD_NOW | RTLD_LOCAL); + ATF_REQUIRE(handle != NULL); + + testf_helper = dlsym(handle, "testf_dso_helper"); + ATF_REQUIRE(testf_helper != NULL); + + testf(NULL); + + pthread_create(&t, 0, testf, 0); + pthread_join(t, NULL); + + pthread_create(&t, 0, testf, 0); + pthread_join(t, NULL); + + dlclose(handle); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, t_tls_dlopen); + + return atf_no_error(); +} |
