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>
diff --git a/scripts/find_stray_empty_lines b/scripts/find_stray_empty_lines
index 60873da..17a2d4a 100755
--- a/scripts/find_stray_empty_lines
+++ b/scripts/find_stray_empty_lines
@@ -7,7 +7,7 @@
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"