From 2420bed259a6a81d5c8a4cc77e419a38f8632f19 Mon Sep 17 00:00:00 2001
From: "Nicholas J. Kain" <nicholas@kain.us>
Date: Mon, 21 Apr 2014 12:04:13 -0400
Subject: [PATCH] Accept no command line arguments without error.

---
 src/cfg.rl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/cfg.rl b/src/cfg.rl
index 372af40..b8f56e7 100644
--- a/src/cfg.rl
+++ b/src/cfg.rl
@@ -307,6 +307,8 @@ void parse_cmdline(int argc, char *argv[])
             suicide("error parsing command line option: option too long");
         argbl += snl;
     }
+    if (argbl == 0)
+        return;
     struct cfgparse ccfg;
     memset(&ccfg, 0, sizeof ccfg);
     const char *p = argb;