Move pacfiles script to a simpler shell function

.scripts/pacfiles

@@ -1,46 +0,0 @@
-#!/bin/sh
-
-_usage () {
-	cat <<EOF
-Usage: ${1##*/} [OPTIONS] PACKAGES
-
-Display size of files in PACKAGES.
-
-  -h:  Display this help.
-  -n:  Sort by size.
-
-EOF
-}
-
-OPTION_SORT="cat"
-
-while getopts ":hn" opt; do
-	case $opt in
-	h)
-		_usage "$0"
-		exit 1 ;;
-	n)
-		OPTION_SORT="sort -h" ;;
-	\?)
-		_usage "$0"
-		exit 1 ;;
-	esac
-done
-
-shift $(($OPTIND - 1))
-
-if [ $# -eq 0 ]; then
-	echo "Missing argument."
-	_usage "$0"
-	exit 1
-fi
-
-! command -v pacman >/dev/null && echo "You need pacman to run this script." && exit 1
-if [ $(pacman -Qq "$@" 2>/dev/null | wc -l) -eq 0 ]; then
-	echo "No valid package given." >&2
-	exit
-fi
-
-## We use "eval" to be compatible with non-POSIX wordsplitting (e.g. zsh).
-## WARNING: this only works with GNU 'du'.
-du -bch $(pacman -Qlq "$@" | grep -v '.*/$' | sort -u) 2>/dev/null | eval ${OPTION_SORT}

.shell.d/funs_rc

@@ -223,6 +223,10 @@ if command -v pacman >/dev/null 2>&1; then
 	pli () {
 		expac -t '%F %T' '%-8l %n' | sort -rn | head -${1:-30}
 	}
+
+	pacfiles () {
+		pacman -Qlq "$@" | grep -v '/$' | xargs du -cbh | sort -h
+	}
 fi
 
 ##==============================================================================