11.3Smaya/*	$NetBSD: t_dlerror-cleared.c,v 1.3 2019/07/09 16:24:01 maya Exp $	*/
21.1Sskrll
31.1Sskrll/*
41.1Sskrll * Copyright (c) 2009 The NetBSD Foundation, Inc.
51.1Sskrll * All rights reserved.
61.1Sskrll *
71.1Sskrll * Redistribution and use in source and binary forms, with or without
81.1Sskrll * modification, are permitted provided that the following conditions
91.1Sskrll * are met:
101.1Sskrll * 1. Redistributions of source code must retain the above copyright
111.1Sskrll *    notice, this list of conditions and the following disclaimer.
121.1Sskrll * 2. Redistributions in binary form must reproduce the above copyright
131.1Sskrll *    notice, this list of conditions and the following disclaimer in the
141.1Sskrll *    documentation and/or other materials provided with the distribution.
151.1Sskrll *
161.1Sskrll * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
171.1Sskrll * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
181.1Sskrll * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
191.1Sskrll * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
201.1Sskrll * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
211.1Sskrll * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
221.1Sskrll * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
231.1Sskrll * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
241.1Sskrll * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
251.1Sskrll * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
261.1Sskrll * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
271.1Sskrll * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
281.1Sskrll */
291.1Sskrll
301.1Sskrll#include <sys/types.h>
311.1Sskrll
321.1Sskrll#include <atf-c.h>
331.1Sskrll#include <dlfcn.h>
341.1Sskrll#include <link_elf.h>
351.1Sskrll
361.2Schristos#include "h_macros.h"
371.1Sskrll
381.1SskrllATF_TC(rtld_dlerror_cleared);
391.1SskrllATF_TC_HEAD(rtld_dlerror_cleared, tc)
401.1Sskrll{
411.1Sskrll	atf_tc_set_md_var(tc, "descr",
421.1Sskrll	    "error set by dlopen persists past a successful dlopen call");
431.1Sskrll}
441.1Sskrll
451.1SskrllATF_TC_BODY(rtld_dlerror_cleared, tc)
461.1Sskrll{
471.1Sskrll	void *handle;
481.1Sskrll	char *error;
491.1Sskrll
501.1Sskrll	/*
511.1Sskrll	 * Test that an error set by dlopen() persists past a successful
521.1Sskrll	 * dlopen() call.
531.1Sskrll	 */
541.1Sskrll	handle = dlopen("libnonexistent.so", RTLD_LAZY);
551.1Sskrll	ATF_CHECK(handle == NULL);
561.1Sskrll	handle = dlopen("libm.so", RTLD_NOW);
571.1Sskrll	ATF_CHECK(handle);
581.1Sskrll	error = dlerror();
591.1Sskrll	ATF_CHECK(error);
601.1Sskrll
611.1Sskrll}
621.1Sskrll
631.1SskrllATF_TP_ADD_TCS(tp)
641.1Sskrll{
651.1Sskrll	ATF_TP_ADD_TC(tp, rtld_dlerror_cleared);
661.3Smaya	return atf_no_error();
671.1Sskrll}
68