From 21f91dcb505fbfedd13be5942055f8591605e5c7 Mon Sep 17 00:00:00 2001
From: Mike Perry <mikeperry-git@fscked.org>
Date: Sat, 20 Feb 2010 13:44:15 -0800
Subject: Patch from karsten to detect unnecessary \n's.

Also fix a spacing issue.
---
 contrib/checkSpace.pl | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'contrib/checkSpace.pl')

diff --git a/contrib/checkSpace.pl b/contrib/checkSpace.pl
index db061a0828..b694abff64 100755
--- a/contrib/checkSpace.pl
+++ b/contrib/checkSpace.pl
@@ -28,11 +28,15 @@ for $fn (@ARGV) {
         if ($C && /\s(?:if|while|for|switch)\(/) {
             print "      KW(:$fn:$.\n";
         }
-	## Warn about #else #if instead of #elif. 
-	if (($lastline =~ /^\# *else/) and ($_ =~ /^\# *if/)) {
+        ## Warn about #else #if instead of #elif. 
+        if (($lastline =~ /^\# *else/) and ($_ =~ /^\# *if/)) {
             print " #else#if:$fn:$.\n";
-	}
-	$lastline = $_;
+        }
+        $lastline = $_;
+        ## Warn about unnecessary empty lines.
+        if ($lastnil && /^\s*}\n/) {
+            print "  UnnecNL:$fn:$.\n";
+        }
         ## Warn about multiple empty lines.
         if ($lastnil && /^$/) {
             print " DoubleNL:$fn:$.\n";
-- 
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