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Annotation of sys/compat/freebsd/freebsd_signal.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: freebsd_signal.h,v 1.3 2003/06/02 23:28:00 millert Exp $      */
        !             2: /*     $NetBSD: signal.h,v 1.42 1998/12/21 10:35:00 drochner Exp $     */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1982, 1986, 1989, 1991, 1993
        !             6:  *     The Regents of the University of California.  All rights reserved.
        !             7:  * (c) UNIX System Laboratories, Inc.
        !             8:  * All or some portions of this file are derived from material licensed
        !             9:  * to the University of California by American Telephone and Telegraph
        !            10:  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
        !            11:  * the permission of UNIX System Laboratories, Inc.
        !            12:  *
        !            13:  * Redistribution and use in source and binary forms, with or without
        !            14:  * modification, are permitted provided that the following conditions
        !            15:  * are met:
        !            16:  * 1. Redistributions of source code must retain the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer.
        !            18:  * 2. Redistributions in binary form must reproduce the above copyright
        !            19:  *    notice, this list of conditions and the following disclaimer in the
        !            20:  *    documentation and/or other materials provided with the distribution.
        !            21:  * 3. Neither the name of the University nor the names of its contributors
        !            22:  *    may be used to endorse or promote products derived from this software
        !            23:  *    without specific prior written permission.
        !            24:  *
        !            25:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            26:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            27:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            28:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            29:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            30:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            31:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            32:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            33:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            34:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            35:  * SUCH DAMAGE.
        !            36:  *
        !            37:  *     @(#)signal.h    8.4 (Berkeley) 5/4/95
        !            38:  */
        !            39:
        !            40: #ifndef        _FREEBSD_SYS_SIGNAL_H_
        !            41: #define        _FREEBSD_SYS_SIGNAL_H_
        !            42:
        !            43: typedef struct {
        !            44:        u_int32_t       __bits[4];
        !            45: } freebsd_sigset_t;
        !            46:
        !            47: union freebsd_sigval {
        !            48:     /* Members as suggested by Annex C of POSIX 1003.1b. */
        !            49:     int     freebsd_sigval_int;
        !            50:     void    *freebsd_sigval_ptr;
        !            51: };
        !            52:
        !            53: typedef struct __freebsd_siginfo {
        !            54:     int     freebsd_si_signo;               /* signal number */
        !            55:     int     freebsd_si_errno;               /* errno association */
        !            56:     /*
        !            57:      * Cause of signal, one of the SI_ macros or signal-specific
        !            58:      * values, i.e. one of the FPE_... values for SIGFPE. This
        !            59:      * value is equivalent to the second argument to an old-style
        !            60:      * FreeBSD signal handler.
        !            61:      */
        !            62:     int     freebsd_si_code;                /* signal code */
        !            63:     int     freebsd_si_pid;                 /* sending process */
        !            64:     unsigned int freebsd_si_uid;            /* sender's ruid */
        !            65:     int     freebsd_si_status;              /* exit value */
        !            66:     void    *freebsd_si_addr;               /* faulting instruction */
        !            67:     union freebsd_sigval freebsd_si_value;  /* signal value */
        !            68:     long    freebsd_si_band;                /* band event for SIGPOLL */
        !            69:     int     __spare__[7];                   /* gimme some slack */
        !            70: } freebsd_siginfo_t;
        !            71:
        !            72: /*
        !            73:  * Signal vector "template" used in sigaction call.
        !            74:  */
        !            75: struct freebsd_sigaction {
        !            76:     union {
        !            77:        void    (*__freebsd_sa_handler)(int);
        !            78:        void    (*__freebsd_sa_sigaction)(int, struct __freebsd_siginfo *, void *);
        !            79:     } __freebsd_sigaction_u;                /* signal handler */
        !            80:     int     freebsd_sa_flags;               /* see signal options below */
        !            81:     freebsd_sigset_t freebsd_sa_mask;               /* signal mask to apply */
        !            82: };
        !            83: #define freebsd_sa_handler     __freebsd_sigaction_u.__freebsd_sa_handler
        !            84: #define freebsd_sa_sigaction   __freebsd_sigaction_u.__freebsd_sa_sigaction
        !            85:
        !            86: #endif /* !_FREEBSD_SYS_SIGNAL_H_ */