Be more specific in the DSR we are looking for so it doesn't get

confused with mouse sequences. Also set a flag and don't bother checking
for it if we have already seen it (same for DA), and don't check if we
never asked for it.

1 files changed, 3 insertions, 2 deletions

diff --git a/tty.c b/tty.c
index 2d4b4cc0..a1324528 100644
--- a/tty.c
+++ b/tty.c
@@ -327,8 +327,9 @@ tty_start_tty(struct tty *tty)
 			tty->flags |= TTY_FOCUS;
 			tty_puts(tty, "\033[?1004h");
 		}
-		tty_puts(tty, "\033[c\033[1337n");
-	}
+		tty_puts(tty, "\033[c\033[1337n"); /* DA and DSR */
+	} else
+		tty->flags |= (TTY_HAVEDA|TTY_HAVEDSR);
 
 	tty->flags |= TTY_STARTED;
 	tty_invalidate(tty);