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#!/bin/sh
#
# check-source - find tabs or trailing spaces in the source code
#
# Copyright © 2002—2015 Sam Hocevar <sam@hocevar.net>
#
# This program is free software. It comes without any warranty, to
# the extent permitted by applicable law. You can redistribute it
# and/or modify it under the terms of the Do What the Fuck You Want
# to Public License, Version 2, as published by the WTFPL Task Force.
# See http://www.wtfpl.net/ for more details.
#
nfails=0
nfiles=0
nlines=0
for dir in $(make -s echo-dirs -C ..); do
if [ ! -d "../$dir" ]; then continue; fi
for x in $(make -s echo-sources -C ../$dir); do
case "$x" in
*.c|*.cpp|*.h|*.m|*.php|*.cs|*.java|.py|.pl)
nfiles=$(($nfiles + 1));
nlines=$(($nlines + `grep -c . "../$dir/$x"`)) ;;
*)
continue ;;
esac
if grep '[[:space:]]$' "../$dir/$x" >/dev/null 2>&1; then
echo "error: $dir/$x contains trailing spaces"
nfails=$(($nfails + 1))
fi
if grep ' ' "../$dir/$x" >/dev/null 2>&1; then
echo "error: $dir/$x contains tabs"
nfails=$(($nfails + 1))
fi
done
done
echo "$nfiles files, $nlines lines, $nfails errors in source code"
if test "$nfails" != "0"; then
exit 1
fi
exit 0
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