#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>

int main (int argc, char *argv[])
{
  GtkWidget *window1;
  GtkWidget *combo1;
  GList *combo1_items = NULL;
  GtkWidget *combo_entry1;
   FILE *f;
   char *p[3];
   char q[10];
  gtk_init (&argc, &argv);
  int n=3;

f=fopen("/proc/partitions","r");

while(n!=0)
{
fgets(q,7,f);
p[n]=q;
g_print("%s",p[n]);
n--;
}
fclose(f);
  window1 = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  gtk_window_set_title (GTK_WINDOW (window1), ("window1"));

  combo1 = gtk_combo_box_new_text ();
  gtk_widget_show (combo1);

n=3;
while(n!=0)
{
gtk_combo_box_append_text(GTK_COMBO_BOX(combo1), p[n]);
n--;
}

  gtk_container_add (GTK_CONTAINER (window1), combo1);
  gtk_widget_show_all (window1);

  gtk_main ();
  return 0;
}