journal: don't export MESSAGE_ID() macro

[elogind.git] / src / systemd / sd-login.h

diff --git a/src/systemd/sd-login.h b/src/systemd/sd-login.h
index bddc74e729404fb9d5541e1a55b850561d77994c..6bd1f2da4a77203f66f8cf8495dec9b4cdbfb161 100644 (file)
--- a/src/systemd/sd-login.h
+++ b/src/systemd/sd-login.h
@@ -44,6 +44,8 @@ extern "C" {
  * These functions access data in /proc, /sys/fs/cgroup and /run. All
  * of these are virtual file systems, hence the accesses are
  * relatively cheap.
+ *
+ * See sd-login(3) for more information.
  */
 
 /* Get session from PID. Note that 'shared' processes of a user are
@@ -117,6 +119,12 @@ int sd_seat_get_sessions(const char *seat, char ***sessions, uid_t **uid, unsign
 /* Return whether the seat is multi-session capable */
 int sd_seat_can_multi_session(const char *seat);
 
+/* Return whether the seat is TTY capable, i.e. suitable for showing console UIs */
+int sd_seat_can_tty(const char *seat);
+
+/* Return whether the seat is graphics capable, i.e. suitable for showing graphical UIs */
+int sd_seat_can_graphical(const char *seat);
+
 /* Get all seats, store in *seats. Returns the number of seats. If
  * seats is NULL only returns number of seats. */
 int sd_get_seats(char ***seats);