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#!/usr/bin/env bash
# SPDX-License-Identifier: GPL-2.0-only

#
# This file is part of Lustre, http://www.lustre.org/
#
# contrib/git-cmds/git-tabcheck
#
# Check the progress of space -> tab conversion in the
# Lustre tree.
#
# Author: Andreas Dilger <adilger@whamcloud.com>
#

DIRS="$*"
[ -z "$DIRS" ] && DIRS="ls -d */"

for D in $DIRS; do
	[ ! -d "$D" ] && continue
	FILES=$(find "$D" -name "*.[ch]" -o -name "*.sh")

	[ -z "$FILES" ] && continue
	TOT="$(echo "$FILES" | xargs cat | wc -l)"

	[ -z "$TOT" ] && continue
	TAB="$(echo "$FILES" | xargs grep "\t" | wc -l)"
	SPC="$(echo "$FILES" | xargs grep "^    " | wc -l)"

	PCB=$(((TAB * 1000 + 5) / TOT / 10))
	PCS=$(((SPC * 1000 + 5) / TOT / 10))
	PCT=$(((TAB * 1000 + 5) / (TAB + SPC) / 10))

	D=$(basename "$D")

	printf "%-16s %-10s %-11s %6s %-11s %6s %-10s\n" \
	       "$D:" "loc=$TOT" "tabs=$TAB" "($PCB%)" "space=$SPC" "($PCS%)" "$PCT%"
done