patch 9.0.1619: the focus gained/lost escape sequences cause trouble
Problem: The focus gained/lost escape sequences cause trouble for a
terminal where Vim does not expect them.
Solution: Always recognize the codes for focus gained/lost. (closes #12499)
diff --git a/src/term.c b/src/term.c
index 2f0a0cb..0416acc 100644
--- a/src/term.c
+++ b/src/term.c
@@ -2221,7 +2221,9 @@
// We hard-code the received escape sequences here. There are the terminfo
// entries kxIN and kxOUT, but they are rarely used and do hot have a
// two-letter termcap name.
- if (use_xterm_like_mouse(term))
+ // This used to be done only for xterm-like terminals, but some others also
+ // may produce these codes. Always recognize them, as the chance of them
+ // being used for something else is very small.
{
char_u name[3];
@@ -6447,7 +6449,7 @@
# endif // !USE_ON_FLY_SCROLL
#endif // FEAT_GUI
-#if (defined(UNIX) || defined(VMS))
+#if defined(UNIX) || defined(VMS)
/*
* Handle FocusIn/FocusOut event sequences reported by XTerm.
* (CSI I/CSI O)