From 39dbc8acdbb41a1010bc38474e0a308cd0fc25e9 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Wed, 2 Aug 2017 02:50:12 +0900
Subject: Exit 2 instead of panic when failed to open /dev/tty

---
 src/tui/light.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/tui')

diff --git a/src/tui/light.go b/src/tui/light.go
index a7d12f31..f9059180 100644
--- a/src/tui/light.go
+++ b/src/tui/light.go
@@ -32,7 +32,8 @@ var offsetRegexp *regexp.Regexp = regexp.MustCompile("\x1b\\[([0-9]+);([0-9]+)R"
 func openTtyIn() *os.File {
 	in, err := os.OpenFile(consoleDevice, syscall.O_RDONLY, 0)
 	if err != nil {
-		panic("Failed to open " + consoleDevice)
+		fmt.Fprintln(os.Stderr, "Failed to open "+consoleDevice)
+		os.Exit(2)
 	}
 	return in
 }
-- 
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