freebsd-dev/lib/csu/tests/cxx_constructors.cc
Andrew Turner 6ec0ee844c Run the csu tests on a DSO. This builds the tests into a shared library,
then runs these from the base test programs. With this we can check
crtbeginS.o and crtendS.o are working as expected.

MFC with:	r339738
Sponsored by:	DARPA, AFRL
2018-10-30 09:43:26 +00:00

106 lines
2.7 KiB
C++

/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2018 Andrew Turner
*
* This software was developed by SRI International and the University of
* Cambridge Computer Laboratory under DARPA/AFRL contract FA8750-10-C-0237
* ("CTSRD"), as part of the DARPA CRASH research programme.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <sys/wait.h>
#include <errno.h>
#include <stdlib.h>
#include <unistd.h>
#ifndef DSO_LIB
#include <atf-c++.hpp>
#endif
extern volatile int constructor_run;
extern bool run_destructor_test;
#ifndef DSO_BASE
volatile int constructor_run;
bool run_destructor_test = false;
#endif
struct Foo {
Foo() {
constructor_run = 1;
}
~Foo() {
if (run_destructor_test)
_exit(1);
}
};
extern Foo foo;
#ifndef DSO_BASE
Foo foo;
#endif
#ifndef DSO_LIB
ATF_TEST_CASE_WITHOUT_HEAD(cxx_constructor);
ATF_TEST_CASE_BODY(cxx_constructor)
{
ATF_REQUIRE(constructor_run == 1);
}
ATF_TEST_CASE_WITHOUT_HEAD(cxx_destructor);
ATF_TEST_CASE_BODY(cxx_destructor)
{
pid_t pid, wpid;
int status;
pid = fork();
switch(pid) {
case -1:
break;
case 0:
run_destructor_test = true;
exit(0);
default:
while ((wpid = waitpid(pid, &status, 0)) == -1 &&
errno == EINTR)
;
ATF_REQUIRE(WEXITSTATUS(status) == 1);
break;
}
}
ATF_INIT_TEST_CASES(tcs)
{
ATF_ADD_TEST_CASE(tcs, cxx_constructor);
ATF_ADD_TEST_CASE(tcs, cxx_destructor);
}
#endif