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- /* Chapter 12 - Program 2 - BIGDYNL.C */
- #include "stdio.h"
- #include "string.h"
- #include "stdlib.h"
-
- struct animal {
- char name[25];
- char breed[25];
- int age;
- } *pet[12], *point; /* this defines 13 pointers, no variables */
-
- void main()
- {
- int index;
-
- /* first, fill the dynamic structures with nonsense */
- for (index = 0 ; index < 12 ; index++) {
- pet[index] = (struct animal *)malloc(sizeof(struct animal));
- strcpy(pet[index]->name, "General");
- strcpy(pet[index]->breed, "Mixed Breed");
- pet[index]->age = 4;
- }
-
- pet[4]->age = 12; /* these lines are simply to */
- pet[5]->age = 15; /* put some nonsense data into */
- pet[6]->age = 10; /* a few of the fields. */
-
- /* now print out the data described above */
-
- for (index = 0 ; index < 12 ; index++) {
- point = pet[index];
- printf("%s is a %s, and is %d years old.\n",
- point->name, point->breed, point->age);
- }
-
- /* good programming practice dictates that we free up the */
- /* dynamically allocated space before we quit. */
-
- for (index = 0 ; index < 12 ; index++)
- free(pet[index]);
- }
-
-
-
- /* Result of execution
-
- General is a Mixed Breed, and is 4 years old.
- General is a Mixed Breed, and is 4 years old.
- General is a Mixed Breed, and is 4 years old.
- General is a Mixed Breed, and is 4 years old.
- General is a Mixed Breed, and is 12 years old.
- General is a Mixed Breed, and is 15 years old.
- General is a Mixed Breed, and is 10 years old.
- General is a Mixed Breed, and is 4 years old.
- General is a Mixed Breed, and is 4 years old.
- General is a Mixed Breed, and is 4 years old.
- General is a Mixed Breed, and is 4 years old.
- General is a Mixed Breed, and is 4 years old.
-
- */
-