Subversion Repositories HelenOS-historic

Rev

Rev 747 | Rev 1224 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
69 decky 1
/*
70 decky 2
 * Copyright (C) 2005 Martin Decky
69 decky 3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
28
 
29
#ifndef __DEBUG_H__
30
#define __DEBUG_H__
31
 
32
#include <panic.h>
581 palkovsky 33
#include <arch/debug.h>
69 decky 34
 
625 palkovsky 35
#define CALLER       ((__address)__builtin_return_address(0))
69 decky 36
 
581 palkovsky 37
#ifndef HERE
38
/** Current Instruction Pointer address */
39
#  define HERE ((__address *)0)
40
#endif
41
 
69 decky 42
/** Debugging ASSERT macro
43
 *
471 decky 44
 * If CONFIG_DEBUG is set, the ASSERT() macro
69 decky 45
 * evaluates expr and if it is false raises
46
 * kernel panic.
47
 *
48
 * @param expr Expression which is expected to be true.
49
 *
50
 */
471 decky 51
#ifdef CONFIG_DEBUG
1221 decky 52
#   define ASSERT(expr) if (!(expr)) { panic("assertion failed (%s), caller=%p\n", #expr, CALLER); }
69 decky 53
#else
54
#   define ASSERT(expr)
55
#endif
56
 
561 decky 57
#define STRING(arg) STRING_ARG(arg)
58
#define STRING_ARG(arg) #arg
59
 
69 decky 60
#endif