t_tls_dynamic.c revision 272979
1251881Speter/* $NetBSD: t_tls_dynamic.c,v 1.3 2012/01/17 20:34:57 joerg Exp $ */ 2251881Speter/*- 3251881Speter * Copyright (c) 2011 The NetBSD Foundation, Inc. 4251881Speter * All rights reserved. 5251881Speter * 6251881Speter * This code is derived from software contributed to The NetBSD Foundation 7251881Speter * by Joerg Sonnenberger. 8251881Speter * 9251881Speter * Redistribution and use in source and binary forms, with or without 10251881Speter * modification, are permitted provided that the following conditions 11251881Speter * are met: 12251881Speter * 13251881Speter * 1. Redistributions of source code must retain the above copyright 14251881Speter * notice, this list of conditions and the following disclaimer. 15251881Speter * 2. Redistributions in binary form must reproduce the above copyright 16251881Speter * notice, this list of conditions and the following disclaimer in 17251881Speter * the documentation and/or other materials provided with the 18251881Speter * distribution. 19251881Speter * 20251881Speter * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21251881Speter * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22251881Speter * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23251881Speter * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 24251881Speter * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25251881Speter * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 26251881Speter * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27251881Speter * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28251881Speter * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29251881Speter * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 30251881Speter * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31251881Speter * SUCH DAMAGE. 32251881Speter */ 33251881Speter 34251881Speter#include <sys/cdefs.h> 35251881Speter__RCSID("$NetBSD: t_tls_dynamic.c,v 1.3 2012/01/17 20:34:57 joerg Exp $"); 36251881Speter 37251881Speter#include <atf-c.h> 38251881Speter#include <pthread.h> 39251881Speter#include <unistd.h> 40251881Speter 41251881Speter#if defined(__NetBSD__) 42251881Speter#include <sys/tls.h> 43251881Speter#endif 44251881Speter 45251881Speter#ifdef __HAVE_NO___THREAD 46251881Speter#define __thread 47251881Speter#endif 48251881Speter 49251881SpeterATF_TC(t_tls_dynamic); 50251881Speter 51251881SpeterATF_TC_HEAD(t_tls_dynamic, tc) 52251881Speter{ 53251881Speter atf_tc_set_md_var(tc, "descr", 54251881Speter "Test (un)initialized TLS variables in dynamic binaries"); 55251881Speter} 56251881Speter 57251881Spetervoid testf_dso_helper(int, int); 58251881Speter 59251881Speterextern __thread int var1; 60251881Speterextern __thread int var2; 61251881Speterextern __thread pid_t (*dso_var1)(void); 62251881Speter 63251881Speter__thread int *var3 = &optind; 64251881Speterint var4_helper; 65251881Speter__thread int *var4 = &var4_helper; 66251881Speter 67251881Speterstatic void * 68251881Spetertestf(void *dummy) 69251881Speter{ 70251881Speter ATF_CHECK_EQ(var1, 1); 71251881Speter ATF_CHECK_EQ(var2, 0); 72251881Speter testf_dso_helper(2, 2); 73251881Speter ATF_CHECK_EQ(var1, 2); 74251881Speter ATF_CHECK_EQ(var2, 2); 75251881Speter testf_dso_helper(3, 3); 76251881Speter ATF_CHECK_EQ(var1, 3); 77251881Speter ATF_CHECK_EQ(var2, 3); 78251881Speter ATF_CHECK_EQ(var3, &optind); 79251881Speter ATF_CHECK_EQ(var4, &var4_helper); 80251881Speter ATF_CHECK_EQ(dso_var1, getpid); 81251881Speter 82251881Speter return NULL; 83251881Speter} 84251881Speter 85251881SpeterATF_TC_BODY(t_tls_dynamic, tc) 86251881Speter{ 87251881Speter pthread_t t; 88251881Speter 89251881Speter#ifdef __HAVE_NO___THREAD 90251881Speter atf_tc_skip("no TLS support on this platform"); 91251881Speter#endif 92251881Speter 93251881Speter testf(NULL); 94251881Speter 95251881Speter pthread_create(&t, 0, testf, 0); 96251881Speter pthread_join(t, NULL); 97251881Speter 98251881Speter pthread_create(&t, 0, testf, 0); 99251881Speter pthread_join(t, NULL); 100251881Speter} 101251881Speter 102251881SpeterATF_TP_ADD_TCS(tp) 103251881Speter{ 104251881Speter ATF_TP_ADD_TC(tp, t_tls_dynamic); 105251881Speter 106251881Speter return atf_no_error(); 107251881Speter} 108251881Speter