142 lines
3.4 KiB
C
142 lines
3.4 KiB
C
/* $NetBSD: t_ucontext.c,v 1.5 2018/02/27 12:20:35 kamil Exp $ */
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/*
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* Copyright (c) 2008 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 CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE 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 IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__COPYRIGHT("@(#) Copyright (c) 2008\
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The NetBSD Foundation, inc. All rights reserved.");
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__RCSID("$NetBSD: t_ucontext.c,v 1.5 2018/02/27 12:20:35 kamil Exp $");
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#include <atf-c.h>
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#include <stdio.h>
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#include <ucontext.h>
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#include <inttypes.h>
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ATF_TC(ucontext_basic);
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ATF_TC_HEAD(ucontext_basic, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Checks {get,set}context(2)");
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}
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ATF_TC_BODY(ucontext_basic, tc)
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{
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ucontext_t u, v, w;
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volatile int x, y;
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x = 0;
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y = 0;
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printf("Start\n");
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getcontext(&u);
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y++;
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printf("x == %d\n", x);
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getcontext(&v);
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if ( x < 20 ) {
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x++;
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getcontext(&w);
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setcontext(&u);
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}
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printf("End, y = %d\n", y);
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ATF_REQUIRE_EQ(y, 21);
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}
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ATF_TC(ucontext_sp);
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ATF_TC_HEAD(ucontext_sp, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Retrieve _UC_MACHINE_SP()");
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}
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ATF_TC_BODY(ucontext_sp, tc)
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{
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ucontext_t u;
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getcontext(&u);
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printf("_UC_MACHINE_SP(u)=%" PRIxREGISTER "\n", (register_t)_UC_MACHINE_SP(&u));
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}
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ATF_TC(ucontext_fp);
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ATF_TC_HEAD(ucontext_fp, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Retrieve _UC_MACHINE_FP()");
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}
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ATF_TC_BODY(ucontext_fp, tc)
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{
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ucontext_t u;
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getcontext(&u);
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printf("_UC_MACHINE_FP(u)=%" PRIxREGISTER "\n", (register_t)_UC_MACHINE_FP(&u));
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}
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ATF_TC(ucontext_pc);
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ATF_TC_HEAD(ucontext_pc, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Retrieve _UC_MACHINE_PC()");
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}
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ATF_TC_BODY(ucontext_pc, tc)
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{
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ucontext_t u;
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getcontext(&u);
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printf("_UC_MACHINE_PC(u)=%" PRIxREGISTER "\n", (register_t)_UC_MACHINE_PC(&u));
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}
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ATF_TC(ucontext_intrv);
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ATF_TC_HEAD(ucontext_intrv, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Retrieve _UC_MACHINE_INTRV()");
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}
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ATF_TC_BODY(ucontext_intrv, tc)
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{
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ucontext_t u;
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getcontext(&u);
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printf("_UC_MACHINE_INTRV(u)=%" PRIxREGISTER "\n", (register_t)_UC_MACHINE_INTRV(&u));
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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, ucontext_basic);
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ATF_TP_ADD_TC(tp, ucontext_sp);
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ATF_TP_ADD_TC(tp, ucontext_fp);
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ATF_TP_ADD_TC(tp, ucontext_pc);
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ATF_TP_ADD_TC(tp, ucontext_intrv);
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return atf_no_error();
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}
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