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/*******************************************************/
/* "C" Language Integrated Production System */
/* */
/* CLIPS Version 6.40 08/25/16 */
/* */
/* WATCH HEADER FILE */
/*******************************************************/
/*************************************************************/
/* Purpose: Support functions for the watch and unwatch */
/* commands. */
/* */
/* Principal Programmer(s): */
/* Gary D. Riley */
/* */
/* Contributing Programmer(s): */
/* */
/* Revision History: */
/* */
/* 6.23: Changed name of variable log to logName */
/* because of Unix compiler warnings of shadowed */
/* definitions. */
/* */
/* 6.24: Renamed BOOLEAN macro type to intBool. */
/* */
/* Added EnvSetWatchItem function. */
/* */
/* 6.30: Removed conditional code for unsupported */
/* compilers/operating systems (IBM_MCW, */
/* MAC_MCW, and IBM_TBC). */
/* */
/* Added const qualifiers to remove C++ */
/* deprecation warnings. */
/* */
/* Converted API macros to function calls. */
/* */
/* 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. */
/* */
/* ALLOW_ENVIRONMENT_GLOBALS no longer supported. */
/* */
/* UDF redesign. */
/* */
/*************************************************************/
#ifndef _H_watch
#pragma once
#define _H_watch
#include "expressn.h"
#define WATCH_DATA 54
typedef struct watchItemRecord WatchItemRecord;
typedef enum
{
ALL,
FACTS,
INSTANCES,
SLOTS,
RULES,
ACTIVATIONS,
MESSAGES,
MESSAGE_HANDLERS,
GENERIC_FUNCTIONS,
METHODS,
DEFFUNCTIONS,
COMPILATIONS,
STATISTICS,
GLOBALS,
FOCUS
} WatchItem;
struct watchItemRecord
{
const char *name;
bool *flag;
int code,priority;
bool (*accessFunc)(Environment *,int,bool,struct expr *);
bool (*printFunc)(Environment *,const char *,int,struct expr *);
WatchItemRecord *next;
};
struct watchData
{
WatchItemRecord *ListOfWatchItems;
};
#define WatchData(theEnv) ((struct watchData *) GetEnvironmentData(theEnv,WATCH_DATA))
void Watch(Environment *,WatchItem);
void Unwatch(Environment *,WatchItem);
bool WatchString(Environment *,const char *);
bool UnwatchString(Environment *,const char *);
void InitializeWatchData(Environment *);
bool SetWatchItem(Environment *,const char *,bool,struct expr *);
int GetWatchItem(Environment *,const char *);
bool AddWatchItem(Environment *,const char *,int,bool *,int,
bool (*)(Environment *,int,bool,struct expr *),
bool (*)(Environment *,const char *,int,struct expr *));
const char *GetNthWatchName(Environment *,int);
int GetNthWatchValue(Environment *,int);
void WatchCommand(Environment *,UDFContext *,UDFValue *);
void UnwatchCommand(Environment *,UDFContext *,UDFValue *);
void ListWatchItemsCommand(Environment *,UDFContext *,UDFValue *);
void WatchFunctionDefinitions(Environment *);
void GetWatchItemCommand(Environment *,UDFContext *,UDFValue *);
bool GetWatchState(Environment *,WatchItem);
void SetWatchState(Environment *,WatchItem,bool);
#endif /* _H_watch */