[[ ! -w $dir ]] && writesudo=sudo
else
echo "appendu error: $dir does not exist"
- exit 1
+ return 1
fi
fi
if ! $dosudo; then
readsudo=
writesudo=
fi
- if [[ $@ ]]; then
+ if (( $# )); then
for x in "$@"; do
[[ -e "$file" ]] && $readsudo grep -q "^$x$" "$file" || $writesudo tee -a "$file"<<<"$x"
done