#!/bin/bash -e
# IBM_PROLOG_BEGIN_TAG
# This is an automatically generated prolog.
#
# $Source: src/build/tools/build-cppcheck $
#
# OpenPOWER HostBoot Project
#
# Contributors Listed Below - COPYRIGHT 2019
# [+] International Business Machines Corp.
#
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied. See the License for the specific language governing
# permissions and limitations under the License.
#
# IBM_PROLOG_END_TAG

source $PROJECT_ROOT/src/build/citest/etc/cppcheck

update_toolconfig(){
    echo "commit: $CPPCHECK_COMMIT"
    echo "gcc version: $(gcc -dumpversion)"
    echo "S: $(uname -o)"
    echo "arch: $(uname -m)"
    echo "$(lsb_release -i)"
    echo "$(lsb_release -r)"
}

if [ -n "${OPENPOWER_BUILD}" ]; then
    exit
fi

cd $PROJECT_ROOT/src/build/tools

if [[ ! -d "cpptools" ]]; then
    mkdir cpptools
fi

cd cpptools
if [[ ! -d "cppcheck" ]]; then
    # cppcheck folder does not exist, clone repo for the first time
    git clone git@github.com:danmar/cppcheck.git
    cd cppcheck
    git reset --hard $CPPCHECK_COMMIT #update to cppcheck commit
    update_toolconfig >.cpp_toollevel
    SHOULDMAKE=1
else
    cd cppcheck
    if ! cmp -s .cpp_toollevel <(update_toolconfig) ; then
        # cppcheck repo is not at the
        # level set in $PROJECT_ROOT/src/build/citest/etc/cppcheck
        if ! git fetch origin; then
            cd $PROJECT_ROOT/src/build/tools/cpptools
            rm -rf cppcheck
            git clone git@github.com:danmar/cppcheck.git
            cd cppcheck
        fi
        git reset --hard $CPPCHECK_COMMIT
        update_toolconfig >.cpp_toollevel

        SHOULDMAKE=1
    fi
    if [[ ! -f "cppcheck" ]]; then
        SHOULDMAKE=1
    fi
fi

if [ "${SHOULDMAKE}" ]; then

    # Check if CXX is set, if it is not then try to find it with CXXPATH
    # if CXXPATH does not exist, default to host's g++
    if [ -z "$CXX" ]; then
        if [ -z "${CXXPATH}" ]; then
            export CXX=g++
        else
            export CXX=${CXXPATH}/g++
        fi
    fi

    make

fi

cd $PROJECT_ROOT