// File: rb_support.h
// Author: Karl Abrahamson

/************************************************
 *                 duplicateString		*
 ************************************************
 * duplicateString(s) returns a copy of string  *
 * s, stored in memory allocated using 'new'.	*
 ************************************************/

char* duplicateString(const char* name);

/************************************************
 *                 max				*
 ************************************************
 * max(x,y) returns the larger of x and y.	*
 ************************************************/

int max(int x, int y);

/************************************************
 *                 strhash			*
 ************************************************
 * strhash(str) is a hash function suitable	*
 * for a hash table whose keys are strings.	*
 ************************************************/

long strhash(const char* str);