Re: Trailing periods in kernel messages

[Joe Perches <joe@perches.com>]

On Fri, 2007-11-30 at 09:54 +0800, Li Zefan wrote:
> So it doesn't deserve the effort to eliminate these periods, isn't it?

I hope these will eventually disappear.

> Or we can add a check to checkpatch.pl to prevent new ones.

Perhaps that's a good idea.

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index cbb4258..707f84c 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1390,6 +1390,10 @@ sub process {
 		if ($line =~ /\*\s*\)\s*k[czm]alloc\b/) {
 			WARN("unnecessary cast may hide bugs, see http://c-faq.com/malloc/mallocnocast.html\n" . $herecurr);
 		}
+
+		if ($rawline =~ /(print|pr_(emerg|alert|crit|err|warning|notice|info|debug)).*\.\\n\"/) {
+			WARN("unnecessary period before newline\n" . $herecurr);
+		}
 	}
 
 	if ($chk_patch && !$is_patch) {