/* ---------------------------------------------------------
   Sample definitions of passing an array of structures in C
   Fritz Ruehr / Willamette Computer Science / Spring 1999
   --------------------------------------------------------- */

/* ---------------------
   This is a simple structure to represent people
   --------------------- */

struct person
{
	char* first;
	char* last;
	int   age;
};


/* ---------------------
   This is a sample function which gets an array of structures
   passed to it as an argument by main. Note that we need to 
   declare the function first, before we use it (or give a
   prototype).
   --------------------- */

void process(struct person temp[])
{
	printf("First person's first name was: %s\n", temp[0].first);
}


/* ---------------------
   The main just creates a little structure of people and then
   calls the process function, passing the array as its only
   argument. In reality, C just passes a pointer to the first
   structure, since an array is (roughly) just a pointer.
   --------------------- */

void main()
{
	struct person testpeople[] =
	{
		{ "Fred", "Jones", 25 },
		{ "Sam",  "Smith", 21 },
		{ "Suzy", "Jones", 23 }
	};

	process(testpeople);

	printf("... and all done.\n");
}
					
/* ---------------------------------------------------------
   End of structure-passing sample
   --------------------------------------------------------- */