From fcca42fc69961a59466e900f812cb03377006f22 Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Tue, 18 Nov 2014 17:00:11 -0500
Subject: [PATCH] Guard against people innocently typing -m"foo" a la RCS.

All regression tests pass.
---
 src | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src b/src
index 7961d29..00b6ec7 100755
--- a/src
+++ b/src
@@ -895,6 +895,8 @@ The cut line and things below it will not become part of the comment text.
                     croak("%s -f requires a following filename argument" % legend)
                 except OSError:
                     croak("couldn't open %s." % args[1])
+            elif args[0].startswith("-"):
+                croak("unexpected %s option" % args[0])
     def edit(self, content="", trailer=""):
         "Interactively edit a comment if required, then prepare for handoff."
         if self.leader and not self.force_edit:
-- 
2.43.0