live_boot.c

static gboolean
check_for_live_boot ()
{
  GError *error = NULL;
  gchar *cmdline = NULL;
  gboolean live_boot = FALSE;

  if (g_file_get_contents ("/proc/cmdline", &cmdline, NULL, &error))
    {
      g_printerr ("unable to read /proc/cmdline: %s\n", error->message);
      g_error_free (error);
      return;
    }

  live_boot = g_regex_match_simple ("\\bendless\\.live_boot\\b", cmdline, 0, 0);

  g_print ("set live_boot to %u from /proc/cmdline: %s\n", live_boot, cmdline);
  
  g_free (cmdline);
  
  return live_boot;
}