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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include "lint.h" 30 #include <sys/types.h> 31 #include <errno.h> 32 #include <signal.h> 33 #include "libc.h" 34 35 /* 36 * POSIX.1c version of the sigwait. 37 * User gets it via static sigwait from header file. 38 */ 39 int 40 __posix_sigwait(const sigset_t *setp, int *signo) 41 { 42 int nerrno = 0; 43 int oerrno = errno; 44 45 errno = 0; 46 if ((*signo = _sigwait((sigset_t *)setp)) == -1) { 47 if (errno == 0) 48 errno = EINVAL; 49 else 50 nerrno = errno; 51 } 52 errno = oerrno; 53 return (nerrno); 54 } 55