/*  _______________________________________________________________________
 *
 *                        RDPARM/PTRAJ: APR 2000
 *  _______________________________________________________________________
 *
 *  $Header: /thr/gamow/cvsroot/amber7/src/ptraj/dispatch.h,v 1.4 2000/05/10 21:51:59 cheatham Exp $
 *
 *  Revision: $Revision: 1.4 $
 *  Date: $Date: 2000/05/10 21:51:59 $
 *  Last checked in by $Author: cheatham $
 *
 *  This source is now archived under CVS at Scripps in the amber7 tree.
 *
 *  NOTE: this is a beta, pre-release version, is under constant development,
 *  probably contains some bugs and is under constant revision; therefore
 *  take care.  Please report bugs (and fixes!) to cheatham@chpc.utah.edu or 
 *  cheatham@cgl.ucsf.edu
 *
 *  Do not distribute this code without explicit permission.
 *  Do not incorporate into other codes without explicit permission.
 *
 *  Current contact information:
 *
 *     Thomas Cheatham, III
 *     2000 East, 30 South, Skaggs Hall 201
 *     Department of Medicinal Chemistry
 *     University of Utah
 *     Salt Lake City, UT 84112-5820
 *     cheatham@chpc.utah.edu
 *     (801) 587-9653
 *     FAX: (801) 585-5366
 *
 *  Other contributors:
 *
 *    David Case (Scripps)
 *    Michael Crowley (Scripps)
 *    Jed Pitera (UCSF)
 *    Vickie Tsui (Scripps)
 *  _______________________________________________________________________
 */



typedef void (*fxnPntr)();


typedef struct _Token {
   char *str;      /* The trigger string                                  */
   int minMatch;   /* minimum characters required to match the trigger    */
   int numArg;     /* number of arguments following the trigger           */
   int dispatch;   /* a number representing the expected argument types   */
   fxnPntr fxn;    /* a pntr to a function to be executed when triggered  */
} Token;


#  ifdef __STDC__
typedef void (*DispatchFxnType)( int, int, fxnPntr );
#  else
typedef void (*DispatchFxnType)();
#  endif


#  ifdef __STDC__
typedef void (*UserFxnType)( stackType, int, void *);
#  else
typedef void (*UserFxnType)();
#  endif


#ifndef DISPATCH_MODULE 


/*
 * Prototypes for externally visible functions
 */

#  ifdef __STDC__

extern void dispatchToken( Token *, stackType *, char *);
extern void dispatch(int, int, fxnPntr);
extern Token *searchTokenList(Token *, char *);
extern Token rdparmTokenlist[];
extern Token ptrajTokenlist[];

extern char  *getArgumentString(stackType **, char *);
extern char  *getArgumentStringLower(stackType **, char *);
extern int    getArgumentInteger(stackType **, int);
extern float  getArgumentFloat(stackType **, float);
extern double getArgumentDouble(stackType **, double);

extern int    argumentStringContains(stackType **, char *);
extern int    argumentStackContains(stackType **, char *);
extern char  *argumentStackKeyToString(stackType **, char *, char *);
extern int    argumentStackKeyToInteger(stackType **, char *, int);
extern float  argumentStackKeyToFloat(stackType **, char *, float);
extern double argumentStackKeyToDouble(stackType **, char *, double);


#  else

extern void dispatchToken();
extern void dispatch();
extern Token *searchTokenList();
extern Token rdparmTokenlist[];
extern Token ptrajTokenlist[];

extern char  *getArgumentString();
extern char  *getArgumentStringLower();
extern int    getArgumentInteger();
extern float  getArgumentFloat();
extern double getArgumentDouble();

extern int    argumentStringContains();
extern int    argumentStackContains();
extern char  *argumentStackKeyToString();
extern int    argumentStackKeyToInteger();
extern float  argumentStackKeyToFloat();
extern double argumentStackKeyToDouble();

#  endif

#endif /* DISPATCH_MODULE */