+
+/* --- end bus/name handlers, begin misc unix functions --- */
+
+/* safe call to clean and then exit
+ * this stops our GMainLoop safely before letting main() return */
+void hostnamed_mem_clean() {
+
+ g_printf("exiting...\n");
+
+ if(dbus_interface_exported)
+ g_dbus_interface_skeleton_unexport(G_DBUS_INTERFACE_SKELETON(hostnamed_interf));
+
+ if(g_main_loop_is_running(hostnamed_loop))
+ g_main_loop_quit(hostnamed_loop);
+
+}
+
+/* wrapper for glib's unix signal handling; called only once if terminatating signal is raised against us */
+gboolean unix_sig_terminate_handler(gpointer data) {
+
+ g_printf("caught SIGINT/HUP/TERM, exiting\n");
+
+ hostnamed_mem_clean();
+ return G_SOURCE_REMOVE;
+}
+
+void set_signal_handlers() {
+
+ /* we don't care about its descriptor, we never need to unregister these */
+ g_unix_signal_add(SIGINT, unix_sig_terminate_handler, NULL);
+ g_unix_signal_add(SIGHUP, unix_sig_terminate_handler, NULL);
+ g_unix_signal_add(SIGTERM, unix_sig_terminate_handler, NULL);
+
+ /* TODO: the "only once" guarantee only counts towards specific signals.
+ * make sure calling a SIGINT and SIGHUP doesn't cause term_handler()
+ * to be called twice */
+}
+
+int main() {
+
+ set_signal_handlers();
+
+ hostnamed_loop = g_main_loop_new(NULL, TRUE);
+ hostnamed_freeable = g_ptr_array_new();
+
+ bus_descriptor = g_bus_own_name(G_BUS_TYPE_SYSTEM,
+ "org.freedesktop.hostname1",
+ G_BUS_NAME_OWNER_FLAGS_NONE,
+ hostnamed_on_bus_acquired,
+ hostnamed_on_name_acquired,
+ hostnamed_on_name_lost,
+ NULL,
+ NULL);
+
+ g_main_loop_run(hostnamed_loop);
+ /* runs until single g_main_loop_quit() call is raised inside <interface>_mem_clean() */
+ g_main_loop_unref(hostnamed_loop);
+
+ /* guaranteed unownable */
+ g_bus_unown_name(bus_descriptor);
+
+ /* at this point no operations can occur with our data, it is safe to free it + its container */
+ g_ptr_array_free(hostnamed_freeable, TRUE);
+
+ return 0;
+}
+
+/* TODO figure out DMI variables on obsd */
+/*static gchar *guess_icon_name() {
+
+ gchar *filebuf = NULL;
+ gchar *ret = NULL;
+
+ #if defined(__i386__) || defined(__x86_64__)
+
+ Taken with a few minor changes from systemd's hostnamed.c,
+ copyright 2011 Lennart Poettering.
+
+ See the SMBIOS Specification 2.7.1 section 7.4.1 for
+ details about the values listed here:
+
+ http://www.dmtf.org/sites/default/files/standards/documents/DSP0134_2.7.1.pdf
+
+
+ if (g_file_get_contents ("/sys/class/dmi/id/chassis_type", &filebuf, NULL, NULL)) {
+ switch (g_ascii_strtoull (filebuf, NULL, 10)) {
+ case 0x3:
+ case 0x4:
+ case 0x5:
+ case 0x6:
+ case 0x7:
+ ret = g_strdup ("computer-desktop");
+ goto out;
+ case 0x9:
+ case 0xA:
+ case 0xE:
+ ret = g_strdup ("computer-laptop");
+ goto out;
+ case 0x11:
+ case 0x17:
+ case 0x1C:
+ case 0x1D:
+ ret = g_strdup ("computer-server");
+ goto out;
+ }
+ }
+ #endif
+ ret = g_strdup ("computer");
+ out:
+ g_free (filebuf);
+ return ret;
+}*/
+