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Annotation of sys/arch/sparc64/include/signal.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: signal.h,v 1.8 2006/01/08 14:20:17 millert Exp $      */
        !             2: /*     $NetBSD: signal.h,v 1.10 2001/05/09 19:50:49 kleink Exp $ */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1992, 1993
        !             6:  *     The Regents of the University of California.  All rights reserved.
        !             7:  *
        !             8:  * This software was developed by the Computer Systems Engineering group
        !             9:  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
        !            10:  * contributed to Berkeley.
        !            11:  *
        !            12:  * All advertising materials mentioning features or use of this software
        !            13:  * must display the following acknowledgement:
        !            14:  *     This product includes software developed by the University of
        !            15:  *     California, Lawrence Berkeley Laboratory.
        !            16:  *
        !            17:  * Redistribution and use in source and binary forms, with or without
        !            18:  * modification, are permitted provided that the following conditions
        !            19:  * are met:
        !            20:  * 1. Redistributions of source code must retain the above copyright
        !            21:  *    notice, this list of conditions and the following disclaimer.
        !            22:  * 2. Redistributions in binary form must reproduce the above copyright
        !            23:  *    notice, this list of conditions and the following disclaimer in the
        !            24:  *    documentation and/or other materials provided with the distribution.
        !            25:  * 3. Neither the name of the University nor the names of its contributors
        !            26:  *    may be used to endorse or promote products derived from this software
        !            27:  *    without specific prior written permission.
        !            28:  *
        !            29:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            30:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            31:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            32:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            33:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            34:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            35:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            36:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            37:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            38:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            39:  * SUCH DAMAGE.
        !            40:  *
        !            41:  *     @(#)signal.h    8.1 (Berkeley) 6/11/93
        !            42:  */
        !            43:
        !            44: #ifndef        _SPARC64_SIGNAL_H_
        !            45: #define _SPARC64_SIGNAL_H_
        !            46:
        !            47: #ifndef _LOCORE
        !            48: #include <sys/cdefs.h>
        !            49:
        !            50: typedef int sig_atomic_t;
        !            51:
        !            52: #if __BSD_VISIBLE || __XPG_VISIBLE >= 420
        !            53: /*
        !            54:  * Information pushed on stack when a signal is delivered.
        !            55:  * This is used by the kernel to restore state following
        !            56:  * execution of the signal handler.  It is also made available
        !            57:  * to the handler to allow it to restore state properly if
        !            58:  * a non-standard exit is performed.
        !            59:  *
        !            60:  * All machines must have an sc_onstack and sc_mask.
        !            61:  */
        !            62: struct sigcontext {
        !            63:        int             sc_onstack;     /* sigstack state to restore */
        !            64:        int             __sc_mask13;    /* signal mask to restore (old style) */
        !            65:        /* begin machine dependent portion */
        !            66:        long            sc_sp;          /* %sp to restore */
        !            67:        long            sc_pc;          /* pc to restore */
        !            68:        long            sc_npc;         /* npc to restore */
        !            69:        long            sc_tstate;      /* tstate to restore */
        !            70:        long            sc_g1;          /* %g1 to restore */
        !            71:        long            sc_o0;          /* %o0 to restore */
        !            72:        int             sc_mask;        /* signal mask to restore (new style) */
        !            73: };
        !            74: #endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
        !            75: #endif /* _LOCORE */
        !            76:
        !            77: #if defined(_LOCORE) || __BSD_VISIBLE
        !            78: /*
        !            79:  * `Code' arguments to signal handlers.  The names, and the funny numbering.
        !            80:  * are defined so as to match up with what SunOS uses; I have no idea why
        !            81:  * they did the numbers that way, except maybe to match up with the 68881.
        !            82:  */
        !            83: #define        FPE_INTOVF_TRAP         0x01    /* integer overflow */
        !            84: #define        FPE_INTDIV_TRAP         0x14    /* integer divide by zero */
        !            85: #define        FPE_FLTINEX_TRAP        0xc4    /* inexact */
        !            86: #define        FPE_FLTDIV_TRAP         0xc8    /* divide by zero */
        !            87: #define        FPE_FLTUND_TRAP         0xcc    /* underflow */
        !            88: #define        FPE_FLTOPERR_TRAP       0xd0    /* operand error */
        !            89: #define        FPE_FLTOVF_TRAP         0xd4    /* overflow */
        !            90: #endif
        !            91:
        !            92: #endif /* !_SPARC64_SIGNAL_H_ */