GLib GSList

Singly-Linked Lists

//-- test_GSList.c --
#include <stdio.h>
#include <stdlib.h>
#include <glib.h>

typedef struct {
  char* name; 
  int age;
} Person;

Person* persion_new(char* name, int age) {
  Person* psn = g_new(Person, 1);
  psn->name = name; 
  psn->age = age;
  return psn;
}

void print_person(Person* person) {
  printf("Name: %s, Age: %d\n", person->name, person->age);
}

int main(int argc, char** argv) {
  GSList* list = NULL; 

  list = g_slist_append(list, persion_new("First", 11)); 
  list = g_slist_append(list, persion_new("Second", 12)); 

  printf("First age: %d, ", ((Person*) list->data)->age);
  printf("First name: %s\n\n", ((Person*) g_slist_nth_data(list, 0))->name);
  g_slist_foreach(list, (GFunc) print_person, NULL);

  g_slist_foreach(list, (GFunc) g_free, NULL);
  g_slist_free(list);

  return EXIT_SUCCESS;
}
/*
$ gcc `pkg-config --cflags --libs glib-2.0` -o test_GSList test_GSList.c
$ ./test_GSList
First age: 11, First name: First

Name: First, Age: 11
Name: Second, Age: 12
*/