/*******************************************************/   /*      "C" Language Integrated Production System      */   /*                                                     */   /*             CLIPS Version 6.20  01/31/02            */   /*                                                     */   /*                USER DATA HEADER FILE                */   /*******************************************************//*************************************************************//* Purpose: Routines for attaching user data to constructs,  *//*   facts, instances, user functions, etc.                  *//*                                                           *//* Principal Programmer(s):                                  *//*      Gary D. Riley                                        *//*                                                           *//* Revision History:                                         *//*                                                           *//*************************************************************/#ifndef _H_userdata#define _H_userdata#ifdef LOCALE#undef LOCALE#endif#ifdef _USERDATA_SOURCE_#define LOCALE#else#define LOCALE extern#endifstruct userData  {   unsigned char dataID;   struct userData *next;  };typedef struct userData USER_DATA;typedef struct userData * USER_DATA_PTR;  struct userDataRecord  {   unsigned char dataID;   void *(*createUserData)(void *);   void (*deleteUserData)(void *,void *);  };  typedef struct userDataRecord USER_DATA_RECORD;typedef struct userDataRecord * USER_DATA_RECORD_PTR;#define MAXIMUM_USER_DATA_RECORDS 100#define USER_DATA_DATA 56struct userDataData  {    struct userDataRecord *UserDataRecordArray[MAXIMUM_USER_DATA_RECORDS];   unsigned char UserDataRecordCount;  };#define UserDataData(theEnv) ((struct userDataData *) GetEnvironmentData(theEnv,USER_DATA_DATA))   LOCALE void                           InitializeUserDataData(void *);   LOCALE unsigned char                  InstallUserDataRecord(void *,struct userDataRecord *);   LOCALE struct userData               *FetchUserData(void *,unsigned char,struct userData **);   LOCALE struct userData               *TestUserData(unsigned char,struct userData *);   LOCALE void                           ClearUserDataList(void *,struct userData *);   LOCALE struct userData               *DeleteUserData(void *,unsigned char,struct userData *);#endif