/* $NetBSD: ras2.c,v 1.11 2012/11/02 14:53:03 chs Exp $ */ /*- * Copyright (c) 2002 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 <stdlib.h> #include <errno.h> #include <inttypes.h> #include <stdio.h> #include <signal.h> #include <unistd.h> #include <sys/ras.h> #include <sys/time.h> #include <sys/wait.h> #define COUNT 10 volatile int handled = 0; volatile int count = 0; struct itimerval itv; void handler(int); void handler(int sig) { handled++; } RAS_DECL(main); int main(void) { int rv; signal(SIGVTALRM, handler); itv.it_interval.tv_sec = 0; itv.it_interval.tv_usec = 0; itv.it_value.tv_sec = 10; itv.it_value.tv_usec = 0; if (rasctl(RAS_ADDR(main), RAS_SIZE(main), RAS_INSTALL) < 0) { if (errno == EOPNOTSUPP) { printf("RAS is not supported on this architecture\n"); return 0; } return (1); } if (fork() != 0) { wait(&rv); return WEXITSTATUS(rv); } setitimer(ITIMER_VIRTUAL, &itv, NULL); RAS_START(main); count++; if (count > COUNT) exit(handled != 0); while (!handled) { continue; } RAS_END(main); return (handled != 0); } |