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Annotation of OSKit-Mach/kern/debug.h, revision 1.1.1.1

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: #include <oskit/gdb.h>
                     34: #define Debugger(msg)  ({gdb_breakpoint(); panic(msg);})
                     35: 
                     36: #ifdef DEBUG
                     37: 
                     38: #define here() printf("@ %s:%d\n", __FILE__, __LINE__)
                     39: #define message(args) ({ printf("@ %s:%d: ", __FILE__, __LINE__); printf args; printf("\n"); })
                     40: 
                     41: #define otsan() panic("%s:%d: off the straight and narrow!", __FILE__, __LINE__)
                     42: 
                     43: #define struct_id_decl         unsigned struct_id;
                     44: #define struct_id_init(p,id)   ((p)->struct_id = (id))
                     45: #define struct_id_denit(p)     ((p)->struct_id = 0)
                     46: #define struct_id_verify(p,id) \
                     47:        ({ if ((p)->struct_id != (id)) \
                     48:                panic("%s:%d: "#p" (%08x) struct_id should be "#id" (%08x), is %08x\n", \
                     49:                        __FILE__, __LINE__, (p), (id), (p->struct_id)); \
                     50:        })
                     51: 
                     52: #else /* !DEBUG */
                     53: 
                     54: #define otsan()
                     55: 
                     56: #define struct_id_decl
                     57: #define struct_id_init(p,id)
                     58: #define struct_id_denit(p)
                     59: #define struct_id_verify(p,id)
                     60: 
                     61: #endif /* !DEBUG */
                     62: 
                     63: #endif /* _mach_debug__debug_ */

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