Struct Basics

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

/* Struct basics
 *
 */

typedef struct {
    char *name;
    double diameter;
    int moons;
    double orbit_time, rotation_time;
} planet_t;

void print_array(planet_t *current_planet, char *arr[]) {
    strcpy(current_planet->name, "EARTH");
    strcpy(arr[0], current_planet->name);
    printf("From FUCN %s\n", arr[0]);
}

void print_planet(planet_t *p1) {
    printf("%s\n", p1->name);
    printf(" Diameter: %.2f", p1->diameter);
    printf(" Orbit Time: %.2f", p1->orbit_time);
}

int main(int argc, char** argv) {

    //planet_t *current_planet = {"", 0, 0, 0, 0};

    char *arr[5];
    char *firstPlanet = "Jupyter";
    planet_t *p1;

    p1->name = malloc(strlen(firstPlanet) + 1);

    printf("HELLO");
    //Assigning values to components
    strcpy(p1->name, "Jupyter");
    strcpy(arr[0], p1->name);
    printf("From string %s\n", arr[0]);
    p1->diameter = 142800;
    p1->moons = 16;
    p1->orbit_time = 11.9;
    p1->rotation_time = 9.925;


    print_planet(p1);

    print_array(p1, arr);

    return (EXIT_SUCCESS);
}