#include <glib.h>
#include <girepository.h>

void print_dependencies (GIRepository *repo, gchar *name)
{
  gchar **dependencies, **p;

  dependencies = g_irepository_get_dependencies (repo, name);
  g_print ("Dependencies for %s:\n", name);
  for (p = dependencies; *p; p++)
  {
    g_print ("  %s\n", *p);
  }

  g_free (dependencies);
}

int main (int argc, char *argv[])
{
  GIRepository *repo;

  /* not required since glib-2.36 */
  /*
  g_type_init ();
   */

  /* ** update path for your system ** */
  g_irepository_prepend_search_path ("/opt/gtk+/gtk+-3.14.6/lib/girepository-1.0");

  repo = g_irepository_get_default ();
  g_irepository_require (repo, "Gtk", "3.0", 0, NULL);

  print_dependencies (repo, "Gtk");
  print_dependencies (repo, "Gdk");

  return 0;
}