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>
This commit is contained in:
Javier Viguera 2010-07-27 11:13:28 +02:00 committed by Bernhard Reutner-Fischer
parent 17e0e43c35
commit a3f71001c3

View File

@ -7,7 +7,7 @@ grep -n -B1 -r $'^\t*}' . | grep -A1 '.[ch]-[0-9]*-$'
grep -n -A1 -r $'^\t*{' . | grep -B1 '.[ch]-[0-9]*-$' grep -n -A1 -r $'^\t*{' . | grep -B1 '.[ch]-[0-9]*-$'
# find trailing empty lines # 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"$file" = x"" && continue test x"$file" = x"" && continue
read lastline read lastline
#echo "|$file|$lastline" #echo "|$file|$lastline"