From fc1331cfdc673c89eee711acd958ea09c0db8600 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 22 Sep 2023 09:37:48 +0530
Subject: [PATCH] Dont call tcgetattr when no operations are specified

---
 tools/tty/tty.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/tty/tty.go b/tools/tty/tty.go
index d777f3236..89b2ba197 100644
--- a/tools/tty/tty.go
+++ b/tools/tty/tty.go
@@ -179,6 +179,9 @@ func (self *Term) set_termios_attrs(when uintptr, modify func(*unix.Termios)) (e
 }
 
 func (self *Term) ApplyOperations(when uintptr, operations ...TermiosOperation) (err error) {
+	if len(operations) == 0 {
+		return
+	}
 	return self.set_termios_attrs(when, func(t *unix.Termios) {
 		for _, op := range operations {
 			op(t)