From 4a9de3218e6445742f29fef06f8b2f1dcef6306f Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Thu, 24 May 2018 01:52:22 +0200
Subject: Add undocumented --version flag

---
 main.go | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'main.go')

diff --git a/main.go b/main.go
index 29693eb..f21de41 100644
--- a/main.go
+++ b/main.go
@@ -74,6 +74,11 @@ func warning() {
 }
 
 func main() {
+	if len(os.Args) == 2 && os.Args[1] == "--version" {
+		fmt.Printf("wireguard-go v%s\n\nUserspace WireGuard daemon for %s-%s.\nInformation available at https://www.wireguard.com.\nCopyright (C) Jason A. Donenfeld <Jason@zx2c4.com>.\n", WireGuardGoVersion, runtime.GOOS, runtime.GOARCH)
+		return
+	}
+
 	warning()
 
 	// parse arguments
-- 
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