xref: /freebsd/lib/csu/tests/cxx_constructors.cc (revision a2f733abcff64628b7771a47089628b7327a88bd)
131d62a73SAndrew Turner /*-
231d62a73SAndrew Turner  * SPDX-License-Identifier: BSD-2-Clause
331d62a73SAndrew Turner  *
431d62a73SAndrew Turner  * Copyright (c) 2018 Andrew Turner
531d62a73SAndrew Turner  *
631d62a73SAndrew Turner  * This software was developed by SRI International and the University of
731d62a73SAndrew Turner  * Cambridge Computer Laboratory under DARPA/AFRL contract FA8750-10-C-0237
831d62a73SAndrew Turner  * ("CTSRD"), as part of the DARPA CRASH research programme.
931d62a73SAndrew Turner  *
1031d62a73SAndrew Turner  * Redistribution and use in source and binary forms, with or without
1131d62a73SAndrew Turner  * modification, are permitted provided that the following conditions
1231d62a73SAndrew Turner  * are met:
1331d62a73SAndrew Turner  * 1. Redistributions of source code must retain the above copyright
1431d62a73SAndrew Turner  *    notice, this list of conditions and the following disclaimer.
1531d62a73SAndrew Turner  * 2. Redistributions in binary form must reproduce the above copyright
1631d62a73SAndrew Turner  *    notice, this list of conditions and the following disclaimer in the
1731d62a73SAndrew Turner  *    documentation and/or other materials provided with the distribution.
1831d62a73SAndrew Turner  *
1931d62a73SAndrew Turner  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
2031d62a73SAndrew Turner  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2131d62a73SAndrew Turner  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2231d62a73SAndrew Turner  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
2331d62a73SAndrew Turner  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2431d62a73SAndrew Turner  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2531d62a73SAndrew Turner  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2631d62a73SAndrew Turner  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2731d62a73SAndrew Turner  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2831d62a73SAndrew Turner  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2931d62a73SAndrew Turner  * SUCH DAMAGE.
3031d62a73SAndrew Turner  */
3131d62a73SAndrew Turner 
3231d62a73SAndrew Turner #include <sys/types.h>
3331d62a73SAndrew Turner #include <sys/wait.h>
3431d62a73SAndrew Turner 
3531d62a73SAndrew Turner #include <errno.h>
3631d62a73SAndrew Turner #include <stdlib.h>
3731d62a73SAndrew Turner #include <unistd.h>
3831d62a73SAndrew Turner 
39*6ec0ee84SAndrew Turner #ifndef DSO_LIB
4031d62a73SAndrew Turner #include <atf-c++.hpp>
41*6ec0ee84SAndrew Turner #endif
4231d62a73SAndrew Turner 
43*6ec0ee84SAndrew Turner extern volatile int constructor_run;
44*6ec0ee84SAndrew Turner extern bool run_destructor_test;
45*6ec0ee84SAndrew Turner 
46*6ec0ee84SAndrew Turner #ifndef DSO_BASE
47*6ec0ee84SAndrew Turner volatile int constructor_run;
48*6ec0ee84SAndrew Turner bool run_destructor_test = false;
49*6ec0ee84SAndrew Turner #endif
50*6ec0ee84SAndrew Turner 
5131d62a73SAndrew Turner struct Foo {
FooFoo5231d62a73SAndrew Turner 	Foo() {
5331d62a73SAndrew Turner 		constructor_run = 1;
5431d62a73SAndrew Turner 	}
~FooFoo5531d62a73SAndrew Turner 	~Foo() {
5631d62a73SAndrew Turner 		if (run_destructor_test)
5731d62a73SAndrew Turner 			_exit(1);
5831d62a73SAndrew Turner 	}
5931d62a73SAndrew Turner };
6031d62a73SAndrew Turner extern Foo foo;
6131d62a73SAndrew Turner 
62*6ec0ee84SAndrew Turner #ifndef DSO_BASE
63*6ec0ee84SAndrew Turner Foo foo;
64*6ec0ee84SAndrew Turner #endif
65*6ec0ee84SAndrew Turner 
66*6ec0ee84SAndrew Turner #ifndef DSO_LIB
6731d62a73SAndrew Turner ATF_TEST_CASE_WITHOUT_HEAD(cxx_constructor);
ATF_TEST_CASE_BODY(cxx_constructor)6831d62a73SAndrew Turner ATF_TEST_CASE_BODY(cxx_constructor)
6931d62a73SAndrew Turner {
7031d62a73SAndrew Turner 
7131d62a73SAndrew Turner 	ATF_REQUIRE(constructor_run == 1);
7231d62a73SAndrew Turner }
7331d62a73SAndrew Turner 
7431d62a73SAndrew Turner ATF_TEST_CASE_WITHOUT_HEAD(cxx_destructor);
ATF_TEST_CASE_BODY(cxx_destructor)7531d62a73SAndrew Turner ATF_TEST_CASE_BODY(cxx_destructor)
7631d62a73SAndrew Turner {
7731d62a73SAndrew Turner 	pid_t pid, wpid;
7831d62a73SAndrew Turner 	int status;
7931d62a73SAndrew Turner 
8031d62a73SAndrew Turner 	pid = fork();
8131d62a73SAndrew Turner 	switch(pid) {
8231d62a73SAndrew Turner 	case -1:
8331d62a73SAndrew Turner 		break;
8431d62a73SAndrew Turner 	case 0:
8531d62a73SAndrew Turner 		run_destructor_test = true;
8631d62a73SAndrew Turner 		exit(0);
8731d62a73SAndrew Turner 	default:
8831d62a73SAndrew Turner 		while ((wpid = waitpid(pid, &status, 0)) == -1 &&
8931d62a73SAndrew Turner 		    errno == EINTR)
9031d62a73SAndrew Turner 			;
9131d62a73SAndrew Turner 		ATF_REQUIRE(WEXITSTATUS(status) == 1);
9231d62a73SAndrew Turner 		break;
9331d62a73SAndrew Turner 	}
9431d62a73SAndrew Turner }
9531d62a73SAndrew Turner 
ATF_INIT_TEST_CASES(tcs)9631d62a73SAndrew Turner ATF_INIT_TEST_CASES(tcs)
9731d62a73SAndrew Turner {
9831d62a73SAndrew Turner 
9931d62a73SAndrew Turner 	ATF_ADD_TEST_CASE(tcs, cxx_constructor);
10031d62a73SAndrew Turner 	ATF_ADD_TEST_CASE(tcs, cxx_destructor);
10131d62a73SAndrew Turner }
102*6ec0ee84SAndrew Turner #endif
103