From a3f71001c30f8927495828da9888bcef86e24035 Mon Sep 17 00:00:00 2001
From: Javier Viguera <javier.viguera@digi.com>
Date: Tue, 27 Jul 2010 11:13:28 +0200
Subject: [PATCH] find_stray_empty_lines: fix tail "invalid context" error

"tail -1" works only with one input file. Using it with multiple input
files throws following error on Ubuntu systems:

tail: option used in invalid context

Adding "-n" makes it work on all cases.

Signed-off-by: Javier Viguera <javier.viguera@digi.com>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
---
 scripts/find_stray_empty_lines | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/find_stray_empty_lines b/scripts/find_stray_empty_lines
index 60873dac1..17a2d4a49 100755
--- a/scripts/find_stray_empty_lines
+++ b/scripts/find_stray_empty_lines
@@ -7,7 +7,7 @@ grep -n -B1 -r $'^\t*}' . | grep -A1 '.[ch]-[0-9]*-$'
 grep -n -A1 -r $'^\t*{' . | grep -B1 '.[ch]-[0-9]*-$'
 
 # find trailing empty lines
-find -type f | xargs tail -1 | while read file; do
+find -type f | xargs tail -n1 | while read file; do
         test x"$file" = x"" && continue
         read lastline
         #echo "|$file|$lastline"