80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/* $NetBSD: t_dlerror-false.c,v 1.2 2017/01/13 21:30:42 christos Exp $ */
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/*
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* Copyright (c) 2009 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
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* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <atf-c.h>
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#include <dlfcn.h>
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#include <link_elf.h>
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#include "h_macros.h"
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ATF_TC(rtld_dlerror_false);
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ATF_TC_HEAD(rtld_dlerror_false, tc)
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{
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atf_tc_set_md_var(tc, "descr",
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"error set by dlopen persists past a successful dlopen call");
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}
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ATF_TC_BODY(rtld_dlerror_false, tc)
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{
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void *handle, *sym;
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char *error;
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/*
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*
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* Test for dlerror() being set by a successful library open.
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* Requires that the rpath be set to something that does not
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* include libm.so.
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*/
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handle = dlopen("libm.so", RTLD_LAZY);
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error = dlerror();
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ATF_CHECK(error == NULL);
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ATF_CHECK(handle != NULL);
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sym = dlsym(handle, "sin");
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error = dlerror();
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ATF_CHECK(sym != NULL);
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ATF_CHECK(error == NULL);
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dlclose(handle);
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error = dlerror();
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ATF_CHECK(error == NULL);
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, rtld_dlerror_false);
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return atf_no_error();
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}
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