1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
/*******************************************************/
/* "C" Language Integrated Production System */
/* */
/* CLIPS Version 6.40 10/01/16 */
/* */
/* */
/*******************************************************/
/*************************************************************/
/* Purpose: Message-passing support functions */
/* */
/* Principal Programmer(s): */
/* Brian L. Dantes */
/* */
/* Contributing Programmer(s): */
/* */
/* Revision History: */
/* */
/* 6.23: Changed name of variable log to logName */
/* because of Unix compiler warnings of shadowed */
/* definitions. */
/* */
/* 6.24: Removed IMPERATIVE_MESSAGE_HANDLERS and */
/* AUXILIARY_MESSAGE_HANDLERS compilation flags. */
/* */
/* Renamed BOOLEAN macro type to intBool. */
/* */
/* 6.30: Support for long long integers. */
/* */
/* Changed integer type/precision. */
/* */
/* Added const qualifiers to remove C++ */
/* deprecation warnings. */
/* */
/* 6.40: Removed LOCALE definition. */
/* */
/* Pragma once and other inclusion changes. */
/* */
/* Added support for booleans with <stdbool.h>. */
/* */
/* Removed use of void pointers for specific */
/* data structures. */
/* */
/*************************************************************/
#ifndef _H_msgfun
#pragma once
#define _H_msgfun
typedef struct handlerSlotReference
{
unsigned classID;
unsigned short slotID;
} HANDLER_SLOT_REFERENCE;
#include "msgpass.h"
#include "object.h"
#define BEGIN_TRACE ">>"
#define END_TRACE "<<"
/* =================================================================================
Message-handler types - don't change these values: a string array depends on them
================================================================================= */
#define MAROUND 0
#define MBEFORE 1
#define MPRIMARY 2
#define MAFTER 3
#define MERROR 4
#define LOOKUP_HANDLER_INDEX 0
#define LOOKUP_HANDLER_ADDRESS 1
void UnboundHandlerErr(Environment *,const char *);
void PrintNoHandlerError(Environment *,const char *);
bool CheckHandlerArgCount(Environment *);
void SlotAccessViolationError(Environment *,const char *,Instance *,Defclass *);
void SlotVisibilityViolationError(Environment *,SlotDescriptor *,Defclass *,bool);
#if ! RUN_TIME
void NewSystemHandler(Environment *,const char *,const char *,const char *,unsigned short);
DefmessageHandler
*InsertHandlerHeader(Environment *,Defclass *,CLIPSLexeme *,unsigned);
#endif
#if (! BLOAD_ONLY) && (! RUN_TIME)
DefmessageHandler
*NewHandler(void);
bool HandlersExecuting(Defclass *);
bool DeleteHandler(Environment *,Defclass *,CLIPSLexeme *,int,bool);
void DeallocateMarkedHandlers(Environment *,Defclass *);
#endif
unsigned short HandlerType(Environment *,const char *,bool,const char *);
bool CheckCurrentMessage(Environment *,const char *,bool);
void PrintHandler(Environment *,const char *,DefmessageHandler *,bool,bool);
DefmessageHandler
*FindHandlerByAddress(Defclass *,CLIPSLexeme *,unsigned);
int FindHandlerByIndex(Defclass *,CLIPSLexeme *,unsigned);
int FindHandlerNameGroup(Defclass *,CLIPSLexeme *);
void HandlerDeleteError(Environment *,const char *);
#if DEBUGGING_FUNCTIONS
void DisplayCore(Environment *,const char *,HANDLER_LINK *,int);
HANDLER_LINK *FindPreviewApplicableHandlers(Environment *,Defclass *,CLIPSLexeme *);
void WatchMessage(Environment *,const char *,const char *);
void WatchHandler(Environment *,const char *,HANDLER_LINK *,const char *);
#endif
#endif /* _H_msgfun */