freebsd-skq/contrib/netbsd-tests/libexec/ld.elf_so/t_ifunc.c
ngie 3f09b8d0af Import the NetBSD test suite from ^/vendor/NetBSD/tests/09.30.2014_20.45 ,
minus the vendor Makefiles

Provide directions for how to bootstrap the vendor sources in
FREEBSD-upgrade

MFC after 2 weeks
Discussed with: rpaulo
Sponsored by: EMC / Isilon Storage Division
2014-10-02 23:26:49 +00:00

93 lines
2.6 KiB
C

/* $NetBSD: t_ifunc.c,v 1.1 2014/08/25 20:40:53 joerg Exp $ */
/*
* Copyright (c) 2014 The NetBSD Foundation, Inc.
* All rights reserved.
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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/types.h>
#include <atf-c.h>
#include <dlfcn.h>
#include <util.h>
#include "../../h_macros.h"
ATF_TC(rtld_ifunc);
ATF_TC_HEAD(rtld_ifunc, tc)
{
atf_tc_set_md_var(tc, "descr", "ifunc functions are resolved");
}
ATF_TC_BODY(rtld_ifunc, tc)
{
const char *envstr[] = {
"0", "1"
};
int expected_result[] = {
0xdeadbeef, 0xbeefdead
};
void *handle;
int (*sym)(void);
int result;
const char *error;
size_t i;
for (i = 0; i < __arraycount(envstr); ++i) {
setenv("USE_IFUNC2", envstr[i], 1);
handle = dlopen("libh_helper_ifunc_dso.so", RTLD_LAZY);
error = dlerror();
ATF_CHECK(error == NULL);
ATF_CHECK(handle != NULL);
sym = dlsym(handle, "ifunc");
error = dlerror();
ATF_CHECK(error == NULL);
ATF_CHECK(sym != NULL);
result = (*sym)();
ATF_CHECK(result == expected_result[i]);
dlclose(handle);
error = dlerror();
ATF_CHECK(error == NULL);
char *command;
easprintf(&command, "%s/h_ifunc %d",
atf_tc_get_config_var(tc, "srcdir"), expected_result[i]);
if (system(command) != EXIT_SUCCESS)
atf_tc_fail("Test failed; see output for details");
free(command);
}
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, rtld_ifunc);
return 0;
}