/* 	DEMO2
	less trivial use of pointer arithmetic uses a loop to copy
	then string from name to word. we use 2 pointers to traverse
	the src and dest strings

	Note also the use of an empty initialization clause in the for loop
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main()
{
   char word[10];
   char *name = malloc( 10 * sizeof(char) );
   char *word_ptr=word, *name_ptr=name; /* the start of each string */

   strcpy( name, "timothy" );

   /* Copy "timothy" into word */

   for ( ; *name_ptr !='\0' ; word_ptr++, name_ptr++ )
   		*word_ptr = *name_ptr;
   *word_ptr = '\0';


   printf("my name is: %s\n", word );

   free( name ); /* return mem to the heap */
   return 0;
}