/* 	DEMO5
	We move the copy loop into a function and see that no code need be changed except
	that we put our arg names in the while loop. We no longer need our extra vars
	char *word_ptr and *name_ptr in main.
*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

void myStrcpy( char *dest, char *src);

int main()
{
   char word[10];
   char *name =  malloc( 10 * sizeof(char) );
   strcpy( name, "timothy" );

   myStrcpy( word, name ); /* we are NOT changing the addresses in these 2 pointers */

   printf("my name is: %s\n", word );
   free( name );
   return 0;
}

void myStrcpy( char *dest, char *src)
{
	while ( (*dest++ = *src++) );
	return;
}