From c53c5e2395d206a1ab2c821eed8414270fbc07b4 Mon Sep 17 00:00:00 2001
From: Bernhard Voelker <mail@bernhard-voelker.de>
Date: Thu, 14 Feb 2013 00:28:06 +0100
Subject: [PATCH] maint: prevent trailing period at first line of a commit
 message

* scripts/git-hooks/commit-msg (bad_first_line): Return an error
message if the first line of a commit message ends with a period.
---
 scripts/git-hooks/commit-msg | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/git-hooks/commit-msg b/scripts/git-hooks/commit-msg
index 173210380..3e91e8ea4 100755
--- a/scripts/git-hooks/commit-msg
+++ b/scripts/git-hooks/commit-msg
@@ -62,6 +62,9 @@ sub bad_first_line($)
   $line =~ /:/
     or return 'missing colon on first line of log message';
 
+  $line =~ /\.$/
+    and return 'do not use a period "." at the end of the first line';
+
   # The token(s) before the colon on the first line must be on our list
   # Tokens may be space- or comma-separated.
   (my $pre_colon = $line) =~ s/:.*//;