From 88620e983a75bd1744cd6770aa17e63a4e78723f Mon Sep 17 00:00:00 2001
From: Michael Yang <mxyng@pm.me>
Date: Fri, 1 Dec 2023 16:04:09 -0800
Subject: [PATCH] handle ctrl+z

---
 readline/readline.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/readline/readline.go b/readline/readline.go
index 88813fc6..781ac8a3 100644
--- a/readline/readline.go
+++ b/readline/readline.go
@@ -191,6 +191,15 @@ func (i *Instance) Readline() (string, error) {
 			buf.ClearScreen()
 		case CharCtrlW:
 			buf.DeleteWord()
+		case CharCtrlZ:
+			if err := UnsetRawMode(fd, termios); err != nil {
+				return "", err
+			}
+
+			syscall.Kill(0, syscall.SIGSTOP)
+
+			// on resume...
+			return "", nil
 		case CharEnter:
 			output := buf.String()
 			if output != "" {