From eb8dd9dca1228af0cd132f515509051ecfabf6f6 Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Mon, 14 Apr 2025 17:32:06 +0000 Subject: This commit was manufactured by cvs2git to create tag 'tb_20250414'. --- src/regress/lib/libc/sys/t_sigaltstack.c | 99 -------------------------------- 1 file changed, 99 deletions(-) delete mode 100644 src/regress/lib/libc/sys/t_sigaltstack.c (limited to 'src/regress/lib/libc/sys/t_sigaltstack.c') diff --git a/src/regress/lib/libc/sys/t_sigaltstack.c b/src/regress/lib/libc/sys/t_sigaltstack.c deleted file mode 100644 index b02063bf2d..0000000000 --- a/src/regress/lib/libc/sys/t_sigaltstack.c +++ /dev/null @@ -1,99 +0,0 @@ -/* $OpenBSD: t_sigaltstack.c,v 1.2 2021/12/13 16:56:48 deraadt Exp $ */ -/* $NetBSD: t_sigaltstack.c,v 1.2 2020/05/01 21:35:30 christos Exp $ */ - -/*- - * Copyright (c) 2020 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 "macros.h" - -#include -#include - -#include "atf-c.h" - -#include "h_macros.h" - -static stack_t sigstk; -static bool handler_called; -static bool handler_use_altstack; - -static void -handler(int signo __unused) -{ - char sp[128]; - - handler_called = true; - - /* checking if the stack pointer is within the range of altstack */ - if ((char *)sigstk.ss_sp <= sp && - ((char *)sigstk.ss_sp + sigstk.ss_size) > sp) - handler_use_altstack = true; - else - handler_use_altstack = false; -} - -ATF_TC(sigaltstack_onstack); -ATF_TC_HEAD(sigaltstack_onstack, tc) -{ - atf_tc_set_md_var(tc, "descr", - "Checks for using signal stack with SA_ONSTACK"); -} - -ATF_TC_BODY(sigaltstack_onstack, tc) -{ - struct sigaction sa; - int i; - - /* set a signal handler use alternative stack */ - memset(&sigstk, 0, sizeof(sigstk)); - sigstk.ss_sp = malloc(SIGSTKSZ); - ATF_REQUIRE(sigstk.ss_sp != NULL); - sigstk.ss_size = SIGSTKSZ; - sigstk.ss_flags = 0; - ATF_REQUIRE(sigaltstack(&sigstk, 0) == 0); - - sigemptyset(&sa.sa_mask); - sa.sa_handler = handler; - sa.sa_flags = SA_ONSTACK; - sigaction(SIGUSR1, &sa, NULL); - - /* test several times */ - for (i = 1; i <= 5; i++) { - handler_called = false; - kill(getpid(), SIGUSR1); - - if (!handler_called) - atf_tc_fail("signal handler wasn't called (count=%d)", i); - if (!handler_use_altstack) - atf_tc_fail("alternative stack wasn't used (count=%d)", i); - } -} - -ATF_TP_ADD_TCS(tp) -{ - ATF_TP_ADD_TC(tp, sigaltstack_onstack); - - return atf_no_error(); -} -- cgit v1.2.3-55-g6feb