/* ********* WordTable module---interface specification ********* */



/***** overview *****

The WordTable module reads a list of words from a file and allows the

user to check whether a given word is in this list.

*/



/* **** constants **** */



/* **** types **** */



/* **** exported functions **** */



/*

* if the file named by the input argument noiseWdFileName is

* unreadable, an error message is printed on the standard error stream

* and

*	return KWFILEERROR

* otherwise, if there is main memory available

* 	load the words in file noiseWords into main memory

* 	words longer than 15 characters should be truncated to 15 characters

* 	return KWSUCCESS

* else

* 	return KWMEMORYERROR

* 

* Assumptions:

* 	The file specified by noiseWdFileName

* 		(a) contains one word per line

* 		(b) is sorted in strictly ascending order

*/

KWStatus WTInit(char *noiseWdFileName);



/*

* Return true if s is one of the words stored and false otherwise,

* ignoring case.

*/

int WTIsMember(char* s);



/*

* Display all the words stored to stdout.

* NOTE: for testing use only.

*/

void WTPrintState(void);



/***** usage example *****



If the file noiseWords contains:

	-

	and

	of

	the



then, following a call to WTInit:

	WTIsMember("of") returns true

	WTIsMember("Of") returns true

	WTIsMember("oF") returns true

	WTIsMember("OF") returns true

	WTIsMember("there") returns false

	WTIsMember("-") returns true

	WTIsMember("+") returns false

*/