#!/bin/bash

set -e

CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
cd $CURDIR

source "./release_lib.sh"

DEB_CC=${DEB_CC:=gcc-7}
DEB_CXX=${DEB_CXX:=g++-7}

CONTROL=debian/control
DEBUILD_NOSIGN_OPTIONS="-us -uc"
DEBUILD_NODEPS_OPTIONS="-d"

if [ -z "$REVISION" ] ; then
    get_revision_author
fi

while [[ $1 == --* ]]
do
    if [[ $1 == '--test' ]]; then
        TEST='yes'
        VERSION_POSTFIX+=-test
        shift
    elif [[ $1 == '--check-build-dependencies' ]]; then
        DEBUILD_NODEPS_OPTIONS=""
        shift
    elif [[ $1 == '--version' ]]; then
        gen_revision_author
        git push
        exit 0
    elif [[ $1 == '--head' ]]; then
        REVISION=`git rev-parse HEAD`
        shift
    elif [[ $1 == '--pbuilder' ]]; then
        USE_PBUILDER=1
        shift
    else
        echo "Unknown option $1"
        exit 2
    fi
done


# Build options
if [ -n "$SANITIZER" ]
then
    CMAKE_BUILD_TYPE=$SANITIZER
    VERSION_POSTFIX+=-${SANITIZER,,}
    # todo: нужно ли отключить libtcmalloc?
    LIBTCMALLOC_OPTS="-DENABLE_TCMALLOC=0"
    # GLIBC_COMPATIBILITY отключен по умолчанию
    export DEB_CC=clang-5.0
    export DEB_CXX=clang++-5.0
    export EXTRAPACKAGES=clang-5.0
elif [[ $BUILD_TYPE == 'valgrind' ]]; then
    LIBTCMALLOC_OPTS="-DENABLE_TCMALLOC=0"
    VERSION_POSTFIX+=-$BUILD_TYPE
elif [[ $BUILD_TYPE == 'debug' ]]; then
    CMAKE_BUILD_TYPE=Debug
    LIBTCMALLOC_OPTS="-DDEBUG_TCMALLOC=1"
    VERSION_POSTFIX+=-$BUILD_TYPE
fi

if [ -z "$THREAD_COUNT" ] ; then
    THREAD_COUNT=`nproc || grep -c ^processor /proc/cpuinfo || sysctl -n hw.ncpu || echo 4`
fi

CMAKE_FLAGS=" $LIBTCMALLOC_OPTS -DCMAKE_BUILD_TYPE=$CMAKE_BUILD_TYPE -DUSE_EMBEDDED_COMPILER=1 $CMAKE_FLAGS"
export CMAKE_FLAGS

REVISION+=$VERSION_POSTFIX
echo -e "\nCurrent revision is $REVISION"

gen_changelog "$REVISION" "" "$AUTHOR" ""

if [ -z "$USE_PBUILDER" ] ; then
    # Build (only binary packages).
    debuild -e PATH -e SSH_AUTH_SOCK -e DEB_BUILD_OPTIONS=parallel=$THREAD_COUNT \
    -e DEB_CC=$DEB_CC -e DEB_CXX=$DEB_CXX -e CMAKE_FLAGS="$CMAKE_FLAGS" \
    -b ${DEBUILD_NOSIGN_OPTIONS} ${DEBUILD_NODEPS_OPTIONS}
else
    export DIST=${DIST:=artful}
    export SET_BUILDRESULT=${SET_BUILDRESULT:=$CURDIR/..}
    . $CURDIR/debian/.pbuilderrc
    if [[ -n "$FORCE_PBUILDER_CREATE" || ! -e "$BASETGZ" ]] ; then
        sudo --preserve-env pbuilder create --configfile $CURDIR/debian/.pbuilderrc
    fi
    pdebuild --configfile $CURDIR/debian/.pbuilderrc -- $PBUILDER_OPT
fi