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

/*
 * shows old style, fixed width 2D array for strings
 *   problems: string space is too short or wasted
 *	       fixed number of rows.
 */

int main()
{
	char	*pets[4];
	// char	pets[4][5];
	int	i;
	int	num_pets;
	char	str[BUFSIZ];
	char	*newpet;

	i = 0 ; 
	while (1)
	{
		printf("next pet name? ");
		fgets(str, BUFSIZ, stdin);
		if ( str[0] == '\n'  )
			break;
		str[strlen(str)-1] = '\0';		// remove \n

		newpet = malloc( strlen(str) + 1 );	// +1 for \n
		pets[i] = newpet;
		strcpy(pets[i], str);		// copy into 2D array
		i++;
	}

	num_pets = i;

	for ( i = 0 ; i < num_pets ; i++ )
		printf("pet[%d] is %s\n", i, pets[i]);
	return 0;
}