1 files changed, 15 insertions, 7 deletions
diff --git a/driver-csi.c b/driver-csi.c
index f4de6a8..ae0b50d 100644
--- a/driver-csi.c
+++ b/driver-csi.c
@@ -258,19 +258,27 @@ TermKeyResult termkey_interpret_mouse(TermKey *tk, const TermKeyKey *key, TermKe
 
 /*
  * Handler for CSI R position reports
+ * A plain CSI R with no arguments is probably actually <F3>
  */
 
 static TermKeyResult handle_csi_R(TermKey *tk, TermKeyKey *key, int cmd, long *arg, int args)
 {
   switch(cmd) {
     case 'R':
-      if(args < 2)
-        return TERMKEY_RES_NONE;
-
-      key->type = TERMKEY_TYPE_POSITION;
-      termkey_key_set_linecol(key, arg[1], arg[0]);
-
-      return TERMKEY_RES_KEY;
+      switch(args) {
+        case 0:
+          key->type = TERMKEY_TYPE_FUNCTION;
+          key->code.number = 3;
+          return TERMKEY_RES_KEY;
+
+        case 2:
+          key->type = TERMKEY_TYPE_POSITION;
+          termkey_key_set_linecol(key, arg[1], arg[0]);
+          return TERMKEY_RES_KEY;
+
+        default:
+          return TERMKEY_RES_NONE;
+      }
     default:
       return TERMKEY_RES_NONE;
   }