/**
 * structs2.c
 *
 * Tests structs, dynamic allocation, and arg passing (in class example).
 *
 * Compile:  gcc -g -Wall -o structs2 structs2.c
 * Run:      ./structs2
 */

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

struct something_great {
    int num;
    char name[100];
}; /* <- dont' forget the semicolon */

void func(struct something_great s) {
    printf("num = %d, name = %s\n", s.num, s.name);
}

void func2(struct something_great *s) {
    printf("num = %d, name = %s\n", s->num, s->name);
    strcpy(s->name, "hi");
    s->num = 99;
}


int main(void) {

    struct something_great greatest = { 0 };
    greatest.num = 24;
    strcpy(greatest.name, "Dennis Ritchie");

    printf("num = %d, name = %s\n", greatest.num, greatest.name);
    func(greatest);
    func2(&greatest);
    printf("num = %d, name = %s\n", greatest.num, greatest.name);

    return 0;
}