1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22/* 23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#pragma ident "@(#)tst.weak2.c 1.1 06/08/28 SMI" 28 29#include <signal.h> 30#if !defined(__APPLE__) 31#include <unistd.h> 32#else 33#include <stdlib.h> 34#endif /* __APPLE__ */ 35 36/* 37 * The canonical name should be 'go' since we prefer symbol names with fewer 38 * leading underscores. 39 */ 40 41#pragma weak _go = go 42 43static int 44go(int a) 45{ 46 return (a + 1); 47} 48 49static void 50handle(int sig) 51{ 52 _go(1); 53 exit(0); 54} 55 56int 57main(int argc, char **argv) 58{ 59 (void) signal(SIGUSR1, handle); 60 for (;;) 61 getpid(); 62} 63