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Annotation of kernel/bsd/i386/signal.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: /*
        !            26:  * Copyright (c) 1992 NeXT Computer, Inc.
        !            27:  *
        !            28:  * HISTORY
        !            29:  *
        !            30:  * 8 April 1992 ? at NeXT
        !            31:  *     Created.
        !            32:  */
        !            33: 
        !            34: #ifndef        _i386_SIGNAL_
        !            35: #define        _i386_SIGNAL_ 1
        !            36: 
        !            37: typedef int sig_atomic_t; 
        !            38: 
        !            39: /*
        !            40:  * Information pushed on stack when a signal is delivered.
        !            41:  * This is used by the kernel to restore state following
        !            42:  * execution of the signal handler.  It is also made available
        !            43:  * to the handler to allow it to properly restore state if
        !            44:  * a non-standard exit is performed.
        !            45:  */
        !            46: struct sigcontext {
        !            47:     int                        sc_onstack;     /* sigstack state to restore */
        !            48:     int                        sc_mask;        /* signal mask to restore */
        !            49:     unsigned int       sc_eax;
        !            50:     unsigned int       sc_ebx;
        !            51:     unsigned int       sc_ecx;
        !            52:     unsigned int       sc_edx;
        !            53:     unsigned int       sc_edi;
        !            54:     unsigned int       sc_esi;
        !            55:     unsigned int       sc_ebp;
        !            56:     unsigned int       sc_esp;
        !            57:     unsigned int       sc_ss;
        !            58:     unsigned int       sc_eflags;
        !            59:     unsigned int       sc_eip;
        !            60:     unsigned int       sc_cs;
        !            61:     unsigned int       sc_ds;
        !            62:     unsigned int       sc_es;
        !            63:     unsigned int       sc_fs;
        !            64:     unsigned int       sc_gs;
        !            65: };
        !            66: 
        !            67: #endif /* _i386_SIGNAL_ */

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