1/*
2 * Copyright (c) 1999, 2000-2001 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#ifndef ASSERT_VERIFY_H
30#define ASSERT_VERIFY_H
31
32/******************************************************************************
33Written by: Jeffrey Richter
34Notices: Copyright (c) 1995-1997 Jeffrey Richter
35Purpose: Common header file containing handy macros and definitions used
36         throughout all the applications in the book.
37******************************************************************************/
38
39/* These header functions were copied from the cmnhdr.h file that accompanies
40   Advanced Windows 3rd Edition by Jeffrey Richter */
41
42//////////////////////////// Assert/Verify Macros /////////////////////////////
43
44#if		defined(macintosh) || defined(__APPLE__)
45/* TBD */
46#define chFAIL(szMSG)
47#define chASSERTFAIL(file,line,expr)
48#else
49#define chFAIL(szMSG) {                                                   \
50      MessageBox(GetActiveWindow(), szMSG,                                \
51         __TEXT("Assertion Failed"), MB_OK | MB_ICONERROR);               \
52      DebugBreak();                                                       \
53   }
54
55/* Put up an assertion failure message box. */
56#define chASSERTFAIL(file,line,expr) {                                    \
57      TCHAR sz[128];                                                      \
58      wsprintf(sz, __TEXT("File %hs, line %d : %hs"), file, line, expr);  \
59      chFAIL(sz);                                                         \
60   }
61
62#endif	/* macintosh */
63
64/* Put up a message box if an assertion fails in a debug build. */
65#ifdef _DEBUG
66#define chASSERT(x) if (!(x)) chASSERTFAIL(__FILE__, __LINE__, #x)
67#else
68#define chASSERT(x)
69#endif
70
71/* Assert in debug builds, but don't remove the code in retail builds. */
72#ifdef _DEBUG
73#define chVERIFY(x) chASSERT(x)
74#else
75#define chVERIFY(x) (x)
76#endif
77
78#endif	/* ASSERT_VERIFY_H */
79