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Annotation of Gnu-Mach/kern/debug.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1993,1994 The University of Utah and
        !             3:  * the Computer Systems Laboratory (CSL).  All rights reserved.
        !             4:  *
        !             5:  * Permission to use, copy, modify and distribute this software and its
        !             6:  * documentation is hereby granted, provided that both the copyright
        !             7:  * notice and this permission notice appear in all copies of the
        !             8:  * software, derivative works or modified versions, and any portions
        !             9:  * thereof, and that both notices appear in supporting documentation.
        !            10:  *
        !            11:  * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
        !            12:  * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
        !            13:  * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            14:  *
        !            15:  * CSL requests users of this software to return to [email protected] any
        !            16:  * improvements that they make and grant CSL redistribution rights.
        !            17:  *
        !            18:  *      Author: Bryan Ford, University of Utah CSL
        !            19:  */
        !            20: /*
        !            21:  *     File:   debug.h
        !            22:  *     Author: Bryan Ford
        !            23:  *
        !            24:  *     This file contains definitions for kernel debugging,
        !            25:  *     which are compiled in on the DEBUG symbol.
        !            26:  *
        !            27:  */
        !            28: #ifndef _mach_debug__debug_
        !            29: #define _mach_debug__debug_
        !            30: 
        !            31: #include <kern/assert.h> /*XXX*/
        !            32: 
        !            33: #ifdef DEBUG
        !            34: 
        !            35: #define here() printf("@ %s:%d\n", __FILE__, __LINE__)
        !            36: #define message(args) ({ printf("@ %s:%d: ", __FILE__, __LINE__); printf args; printf("\n"); })
        !            37: 
        !            38: #define otsan() panic("%s:%d: off the straight and narrow!", __FILE__, __LINE__)
        !            39: 
        !            40: #define struct_id_decl         unsigned struct_id;
        !            41: #define struct_id_init(p,id)   ((p)->struct_id = (id))
        !            42: #define struct_id_denit(p)     ((p)->struct_id = 0)
        !            43: #define struct_id_verify(p,id) \
        !            44:        ({ if ((p)->struct_id != (id)) \
        !            45:                panic("%s:%d: "#p" (%08x) struct_id should be "#id" (%08x), is %08x\n", \
        !            46:                        __FILE__, __LINE__, (p), (id), (p->struct_id)); \
        !            47:        })
        !            48: 
        !            49: #else !DEBUG
        !            50: 
        !            51: #define otsan()
        !            52: 
        !            53: #define struct_id_decl
        !            54: #define struct_id_init(p,id)
        !            55: #define struct_id_denit(p)
        !            56: #define struct_id_verify(p,id)
        !            57: 
        !            58: #endif !DEBUG
        !            59: 
        !            60: #endif _mach_debug__debug_

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