From b963c7c9ac3253bcf71a073eb737c9cbfbb15fb6 Mon Sep 17 00:00:00 2001
From: AJ ONeal <awesome@coolaj86.com>
Date: Thu, 5 Nov 2015 12:39:17 -0800
Subject: [PATCH] add helpful suggestion to identify problem

---
 caddy/sigtrap_posix.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/caddy/sigtrap_posix.go b/caddy/sigtrap_posix.go
index 9a919550..0a353b67 100644
--- a/caddy/sigtrap_posix.go
+++ b/caddy/sigtrap_posix.go
@@ -24,7 +24,7 @@ func init() {
 			caddyfileMu.Lock()
 			if caddyfile == nil {
 				// Hmm, did spawing process forget to close stdin? Anyhow, this is unusual.
-				log.Println("[ERROR] SIGUSR1: no caddyfile to reload")
+				log.Println("[ERROR] SIGUSR1: no caddyfile to reload (was stdin left open?)")
 				caddyfileMu.Unlock()
 				continue
 			}