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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/lib/libc/tests/stdlib/cxa_thread_atexit_nothr_test.cc
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/*-

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 * Copyright (c) 2016 Mahdi Mokhtari <[email protected]>

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 * Copyright (c) 2016 The FreeBSD Foundation

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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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND

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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

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 * SUCH DAMAGE.

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 */

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#include <dlfcn.h>

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#include <atf-c++.hpp>

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#include <cstdio>

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#include <cstdlib>

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static FILE *output = NULL;

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struct Foo {

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	Foo() { ATF_REQUIRE(fprintf(output, "Created\n") > 0); }

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	~Foo() { ATF_REQUIRE(fprintf(output, "Destroyed\n") > 0); }

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	void use() { ATF_REQUIRE(fprintf(output, "Used\n") > 0); }

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};

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static thread_local Foo f;

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/*

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 * This test must not be linked to libpthread.

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 */

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ATF_TEST_CASE_WITHOUT_HEAD(cxx__nothr);

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ATF_TEST_CASE_BODY(cxx__nothr)

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{

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	void *libthr_handle;

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	/* Avoid coredump during f construction. */

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	output = stderr;

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	libthr_handle = dlopen("libthr.so.3", RTLD_LAZY | RTLD_GLOBAL |

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	    RTLD_NOLOAD);

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	ATF_REQUIRE(libthr_handle == NULL);

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}

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static void

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check_local_main(void)

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{

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	static const char out_log[] = "Created\nUsed\nDestroyed\n";

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	fflush(output);

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	ATF_REQUIRE(atf::utils::compare_file("test_main.txt", out_log));

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}

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ATF_TEST_CASE_WITHOUT_HEAD(cxx__thread_local_main);

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ATF_TEST_CASE_BODY(cxx__thread_local_main)

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{

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	ATF_REQUIRE((output = fopen("test_main.txt", "w")) != NULL);

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	f.use();

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	atexit(check_local_main);

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}

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extern "C" int __cxa_thread_atexit(void (*)(void *), void *, void *);

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static void

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again(void *arg)

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{

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	__cxa_thread_atexit(again, arg, &output);

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}

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ATF_TEST_CASE_WITHOUT_HEAD(cxx__thread_inf_dtors);

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ATF_TEST_CASE_BODY(cxx__thread_inf_dtors)

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{

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	again(NULL);

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}

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ATF_INIT_TEST_CASES(tcs)

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{

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	ATF_ADD_TEST_CASE(tcs, cxx__nothr);

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	ATF_ADD_TEST_CASE(tcs, cxx__thread_local_main);

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	ATF_ADD_TEST_CASE(tcs, cxx__thread_inf_dtors);

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}

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