my_string.h

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/*************************************************************************/
/* File Name : my_string.h 											     */
/* Purpose   : this header file declares the functions for the 		     */
/*             "my_string" library that will mimc those in those         */
/*             standard "string.h" C-library.						     */
/* Author(s) : tjf 		 											     */
/*************************************************************************/

#include <stdio.h>

/* a typedef to save us from writing "unsigned long" */

typedef unsigned long size_t2 ;


/* functions to determine the length of a string */

size_t2 my_strlen  (const char *str) ; 
size_t2 my_strlen2 (const char *str) ;

/* functions to copy a string */

char* my_strcpy  (char *dest, const char *src) ;
char* my_strcpy2 (char *dest, const char *src) ;

/* functions to search a string */

char* my_strchr  (const char *str, int c) ;
char* my_strchr2 (const char *str, int c) ;

/* functions to concatenate string */

char* my_strcat  (char *dest, const char *src) ;
char* my_strcat2 (char *dest, const char *src) ;

/* functions to compare two strings */

int my_strcmp  (const char *str1, const char *str2) ;
int my_strcmp2 (const char *str1, const char *str2) ;