1 /*- 2 * Copyright (c) 2005 The NetBSD Foundation, Inc. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The NetBSD Foundation 6 * by Frank van der Linden. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #ifndef _LINUX_SIGEVENT_H 31 #define _LINUX_SIGEVENT_H 32 33 #define LINUX_SIGEV_SIGNAL 0 /* notify via signal */ 34 #define LINUX_SIGEV_NONE 1 /* other notification: meaningless */ 35 #define LINUX_SIGEV_THREAD 2 /* deliver via thread creation */ 36 #define LINUX_SIGEV_THREAD_ID 4 /* deliver to thread */ 37 38 #define LINUX_SIGEV_MAX 64 39 #ifndef LINUX_SIGEV_PAD 40 #define LINUX_SIGEV_PAD ((LINUX_SIGEV_MAX/sizeof(int)) - 3) 41 #endif 42 43 typedef struct linux_sigevent { 44 sigval_t sigev_value; 45 int sigev_signo; 46 int sigev_notify; 47 union { 48 int pad[LINUX_SIGEV_PAD]; 49 int tid; 50 struct { 51 void (*func)(sigval_t); 52 void *attr; 53 } _sigev_thread; 54 } _sigev_un; 55 } linux_sigevent_t; 56 57 #endif /* _LINUX_SIGEVENT_H */ 58