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#include "crt.h" 
 
/****************************************************************** 
       Transition Constants, Definitions, and Functions 
********************************************************************/ 
 
typedef struct { 
  int type;               /* transition symbol type T_SET | T_CHAR*/ 
  int sym;                /* transition symbol */ 
  int tc;                 /* transiton code T_NORMAL | T_CONTEXT */ 
  Set to_states;          /* States after transition with sym */ 
} TransNode; 
 
typedef TransNode *PTransNode; 
 
typedef struct {          /* State of finite automaton */ 
  Collection  trans_list; /* Transitions */ 
  int end_of;             /* # of recognized token if state is final */ 
  int ctx;                /* TRUE => state reached by contextTrans */ 
  int gen_state_no; 
} StateNode; 
 
typedef StateNode *PStateNode; 
 
typedef struct { 
  Set set;                /* info about melted states */ 
  int state;              /* new state */ 
} MeltedNode; 
 
typedef MeltedNode *PMeltedNode; 
 
/****************************************************************** 
       Comment Definitions and Functions 
********************************************************************/ 
 
typedef struct { 
  char start_token[3];    /* Begining String */ 
  char end_token[3];      /* End String */ 
  int  nested;            /* TRUE => Nested */ 
} CommentNode; 
 
typedef CommentNode *PCommentNode; 
 
void NewComment(int start_token, int end_token, int nested); 
void ShowCommentTab(); 
 
void ConvertToStates(int gp, int sp); 
int  StrToGraph(byte *name); 
int  MatchDFA(byte *str, int sp); 
int  MakeDeterministic(); 
void MakeScanner(); 
void InitScannerTab(); 
void DoneScannerTab(); 
void ShowDFA();