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Annotation of sys/arch/i386/include/signal.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: signal.h,v 1.6 2006/01/08 14:20:17 millert Exp $      */
        !             2: /*     $NetBSD: signal.h,v 1.6 1996/01/08 13:51:43 mycroft Exp $       */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1982, 1986, 1989, 1991 Regents of the University of California.
        !             6:  * All rights reserved.
        !             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:  * 3. Neither the name of the University nor the names of its contributors
        !            17:  *    may be used to endorse or promote products derived from this software
        !            18:  *    without specific prior written permission.
        !            19:  *
        !            20:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            30:  * SUCH DAMAGE.
        !            31:  *
        !            32:  *     @(#)signal.h    7.16 (Berkeley) 3/17/91
        !            33:  */
        !            34:
        !            35: #ifndef _I386_SIGNAL_H_
        !            36: #define _I386_SIGNAL_H_
        !            37:
        !            38: #include <sys/cdefs.h>
        !            39:
        !            40: typedef int sig_atomic_t;
        !            41:
        !            42: #if __BSD_VISIBLE
        !            43: /*
        !            44:  * Get the "code" values
        !            45:  */
        !            46: #include <machine/trap.h>
        !            47: #endif
        !            48:
        !            49: #if __BSD_VISIBLE || __XPG_VISIBLE >= 420
        !            50: /*
        !            51:  * Information pushed on stack when a signal is delivered.
        !            52:  * This is used by the kernel to restore state following
        !            53:  * execution of the signal handler.  It is also made available
        !            54:  * to the handler to allow it to restore state properly if
        !            55:  * a non-standard exit is performed.
        !            56:  */
        !            57: struct sigcontext {
        !            58:        int     sc_gs;
        !            59:        int     sc_fs;
        !            60:        int     sc_es;
        !            61:        int     sc_ds;
        !            62:        int     sc_edi;
        !            63:        int     sc_esi;
        !            64:        int     sc_ebp;
        !            65:        int     sc_ebx;
        !            66:        int     sc_edx;
        !            67:        int     sc_ecx;
        !            68:        int     sc_eax;
        !            69:        /* XXX */
        !            70:        int     sc_eip;
        !            71:        int     sc_cs;
        !            72:        int     sc_eflags;
        !            73:        int     sc_esp;
        !            74:        int     sc_ss;
        !            75:
        !            76:        int     sc_onstack;             /* sigstack state to restore */
        !            77:        int     sc_mask;                /* signal mask to restore */
        !            78:
        !            79:        int     sc_trapno;              /* XXX should be above */
        !            80:        int     sc_err;
        !            81: };
        !            82:
        !            83: #define sc_sp sc_esp
        !            84: #define sc_fp sc_ebp
        !            85: #define sc_pc sc_eip
        !            86: #define sc_ps sc_eflags
        !            87:
        !            88: #endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
        !            89: #endif /* !_I386_SIGNAL_H_ */