#!/usr/bin/env bash
IFS=' '
DIR="$( cd "$( dirname "$0" )" && pwd )"
CHECKER=$DIR/../../src/cmake/Modules/cpplint.py
while read local_ref local_sha remote_ref remote_sha;
do
    CHANGED_FILES=`git diff --name-only $local_sha $remote_sha | grep '\(cpp\|h\)$' | grep -v 'src/stage0/'`
    if [ ! -z "$CHANGED_FILES" -a "$CHANGED_FILES" != " " ]; then
        echo $CHANGED_FILES | xargs $CHECKER
        RET=$?
        if [ $RET -ne 0 ]; then
            echo "There is error(s) from style-check. Please fix them before push to the repo."
            exit $RET
        fi
    fi
done
exit 0