kitty keyboard: send initial query #2131

src/lib/termdesc.c

@@ -317,10 +317,15 @@ init_terminfo_esc(tinfo* ti, const char* name, escape_e idx,
 // which can be identified directly, sans queries.
 #define KITTYQUERY "\x1b_Gi=1,a=q;\x1b\\"
 
+// the kitty keyboard protocol allows unambiguous, complete identification of
+// input events. this queries for the level of support.
+#define KBDQUERY "\x1b[?u"
+
 // these queries (terminated with a Primary Device Attributes, to which
 // all known terminals reply) hopefully can uniquely and unquestionably
 // identify the terminal to which we are talking.
 #define IDQUERIES KITTYQUERY \
+                  KBDQUERY \
                   TRIDEVATTR \
                   XTVERSION \
                   XTGETTCAPTN \