#ifndef MODPARSE_H
#define MODPARSE_H
/*
   File:		ModParse.h
   Date:		Wed Jan 29 21:13:36 1997
   Author:		Albrecht Kadlec (albrecht)

   Changed 08/30/98 by Dan Espen:
   - Copied from FvwmEvent/Parse.h.  Set up for general use by modules.
   Still to be done, try to integrate with Parse.c which is used by fvwm
   itself for parsing.
*/

#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>                     /* for free() */

char *PeekArgument(const char *pstr);
char *GetArgument(char **pstr);
int CmpArgument(const char *pstr,char *tok);
int MatchArgument(const char *pstr,char *tok);
#define NukeArgument(pstr) free(GetArgument(pstr))


/*
   function:		FindToken
   description:		find the entry of type 'struct_entry'
                        holding 'key' in 'table'
   returns:		pointer to the matching entry
                        NULL if not found

   table must be sorted in ascending order for FindToken.
*/

#define FindToken(key,table,struct_entry)				\
        (struct_entry *) bsearch(key,					\
				 (char *)(table), 			\
				 sizeof(table) / sizeof(struct_entry),	\
				 sizeof(struct_entry),			\
				 XCmpToken)

int XCmpToken();    /* (char *s, char **t); but avoid compiler warning */
                                             /* needed by (L)FindToken */

#if 0
/* e.g: */

  struct entry			/* these are stored in the table */
  {    char *token;
       /* ... */		/* any info */
  };

  struct entry table[] = { /* ... */ };	/* define entries here */

  char *word = GetArgument( /* ... */);
  entry_ptr = FindToken(word,table,struct entry);

  (struct token *)bsearch("Style",
                          (char *)table, sizeof (table)/sizeof (struct entry),
                          sizeof(struct entry), CmpToken);
#endif /* 0 */

#if 0
/* Note that lfind() is not part of the ANSI standard.  This is never used
 * currently; I think we should just keep it that way...
 */
# define LFindToken(key,table,struct_entry)				\
         (struct_entry *) lfind(key,					\
				 (char *)(table), 			\
				 sizeof(table) / sizeof(struct_entry),	\
				 sizeof(struct_entry),			\
				 XCmpToken)
#endif /* 0 */

#endif  /* MODPARSE_H */