/*
  struct4.c
  dynamically allocated array of structures
*/

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

#define NAME_LEN 40
#define NUM_KIDS 3

typedef struct {
  char name[NAME_LEN+1];
  float height;
} PERSON_TYPE;

void initPerson( PERSON_TYPE *p, char *name, float height );
void printPerson( PERSON_TYPE *p );


int main( void ) {
  PERSON_TYPE *mykids;
  char *mykids_names[NUM_KIDS] = { "suzanne", "jennifer", "alex" };
  int i;
  // allocate memory
  mykids = (PERSON_TYPE *)malloc( NUM_KIDS * sizeof( PERSON_TYPE ));
  // set values
  for ( i=0; i<NUM_KIDS; i++ ) {
    initPerson( &mykids[i],mykids_names[i],60.0-i );
  }
  // display
  for ( i=0; i<NUM_KIDS; i++ ) { 
    printPerson( &mykids[i] );
  }
} // end of main()


void initPerson( PERSON_TYPE *p, char *name, float height ) {
  strcpy( p->name,name );
  p->height = height;
} // end of initPerson()


void printPerson( PERSON_TYPE *p ) {
  printf( "name   = [%s]\n",p->name );
  printf( "height = %5.2f inches\n",p->height );
} // end of printPerson()