create.buildroot

##
##      Copyright (C) 2012 - 2014 XBian
##
##  Find us at: http://www.xbian.org http://github.com/xbianonpi/xbian
##
##  This Program is free software; you can redistribute it and/or modify
##  it under the terms of the GNU General Public License as published by
##  the Free Software Foundation; either version 2, or (at your option)
##  any later version.
##
##  This Program is distributed in the hope that it will be useful,
##  but WITHOUT ANY WARRANTY; without even the implied warranty of
##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
##  GNU General Public License for more details.
##
##  You should have received a copy of the GNU General Public License
##  along with XBMC; see the file COPYING.  If not, see
##  <http://www.gnu.org/licenses/>.
##
##

[ -n "$XBIANROOT" ] || export XBIANROOT=$(readlink -f ./)
if [ -e $XBIANROOT/common.functions ]; then
    . $XBIANROOT/common.functions
else
    echo "Wrong setup. Open folder containing xbianonpi/xbian clone and rerun \"./run.me prepare\""
    exit 500
fi

do_wipe()
{
    dir="$1"
    do_run rm -fr "$dir/working"
}

do_prepare()
{
    ### CentOS doesn't have /sbin and /bin in $PATH by default
    echo "Writing loader file /etc/profile.d/xbiangit.sh"
    cat<<EOF>/etc/profile.d/xbiangit.sh
export xbiangit=$(pwd)/run.me
export XBIANROOT=$(pwd)

export PATH=/usr/lib/ccache:/sbin:/bin:\$PATH
export MAKEFLAGS="-j\$(grep -c processor /proc/cpuinfo )"
EOF

    echo "Installing $config_deb_base"
    if [ -f /etc/centos-release ]; then
        VERSION_ID=0
        if grep -q "5." /etc/centos-release; then VERSION_ID=5; fi
        if grep -q "6." /etc/centos-release; then VERSION_ID=6; fi
        if grep -q "7." /etc/centos-release; then VERSION_ID=7; fi
        if [ $VERSION_ID -eq 5 ]; then
            wget -q http://dl.fedoraproject.org/pub/epel/5/x86_64/epel-release-5-4.noarch.rpm
            rpm --quiet -Uvh epel-release-5*.rpm
            rm epel-release-5*.rpm
        elif [ $VERSION_ID -eq 6 ]; then
            wget -q http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
            rpm --quiet -Uvh epel-release-6*.rpm
            rm epel-release-6*.rpm
        elif [ $VERSION_ID -eq 7 ]; then
            wget -q http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-5.noarch.rpm
            rpm --quiet -Uvh epel-release-7*.rpm
            rm epel-release-7*.rpm
        else
            echo "Cannot install EPEL repository in CentOS"
            exit 500;
        fi
        yum install -y $config_yum_base 2>/dev/null 1>/dev/null
    else
        apt-get install -y --force-yes -o Acquire::Languages=none -o APT::Install-Suggests=0 -o APT::Install-Recommends=0 -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" $config_deb_base 1>/dev/null
    fi
    echo "Installing done..."
}

do_deps()
{
    dir=$(readlink -f "$1")

    cp "$dir/extra-files/$config_platform.conf" /etc/schroot/chroot.d
    sed -i "s%__DIR__%$config_root_prefix/$config_platform%" /etc/schroot/chroot.d/$config_platform.conf
    mkdir -p $config_root_prefix/$config_platform
    mkdir -p $config_root_prefix/$config_platform/etc/apt/apt.conf.d
    cp "$dir/extra-files/04autoremove" $config_root_prefix/$config_platform/etc/apt/apt.conf.d
    cp "$dir/extra-files/05xbian" $config_root_prefix/$config_platform/etc/apt/apt.conf.d

    cp "$dir/extra-files/schroot-fstab" /etc/schroot/schroot-fstab-$config_platform
    sed -i "s%__DIR__%$(readlink -f $fstabbind)%g" /etc/schroot/schroot-fstab-$config_platform

}

do_prep()
{
    [ -e $config_root_prefix/$config_platform/debootstrap ] && return
    dir=$(readlink -f "$1")

    debootstrap --no-check-gpg  --include=eatmydata --arch $config_distro_arch --foreign $config_distro_name $dir $config_distro_url
    mkdir -p $dir/usr/bin; cp /usr/bin/qemu-arm-static $dir/usr/bin

    eatmydata=($(grep eatmydata $config_root_prefix/$config_platform/debootstrap/debpaths | awk '{print $2}'))
    for pkg in ${eatmydata[@]}; do
        dpkg -x $config_root_prefix/$config_platform/$pkg $config_root_prefix/$config_platform
    done
    schroot --directory / -p -c $config_platform -- debootstrap/debootstrap --second-stage

    echo "deb $config_distro_url $config_distro_name main" > $dir/etc/apt/sources.list

    case "$config_platform" in
        "amd64jessie")
             echo "deb http://emdebian.org/tools/debian/ jessie main" >> $dir/etc/apt/sources.list
             schroot -c $config_platform --directory / -p -- wget -qO- http://emdebian.org/tools/debian/emdebian-toolchain-archive.key | schroot -c $config_platform -p -- apt-key add -
             schroot -c $config_platform --directory / -p -- dpkg --add-architecture armhf
             schroot -c $config_platform --directory / -p -- apt-get update
             schroot -c $config_platform --directory / -p -- apt-get install -y --force-yes crossbuild-essential-armhf
             ;;
    esac
    schroot --directory / -p -c $config_platform -- apt-get clean

}

do_other()
{
    dir=$(readlink -f "$1")
    printf "#!/bin/sh\n\necho $config_xbian_arch\n" > $dir/usr/local/bin/xbian-arch; chmod +x $dir/usr/local/bin/xbian-arch
    schroot --directory / -p -c $config_platform -- apt-get update
    schroot --directory /tmp -p -c $config_platform -- apt-get install -y --force-yes lsb-release
    schroot --directory /tmp -p -c $config_platform -- wget -r -l1 -q --no-parent $config_package_repo
    repofile="$(schroot --directory /tmp -p -c $config_platform -- find ./ -name 'xbian-package-repo*.deb' 2>/dev/null | sort -r | grep -m1 xbian-package-repo)"
    echo "Latest repo file is $repofile"
    schroot --directory /tmp -p -c $config_platform -- dpkg -i --force-confdef --force-confnew $repofile
    schroot --directory / -p -c $config_platform -- sed -i 's/curl/notcurl/g' /etc/apt/preferences.d/xbian
    case $config_xbian_arch in
        RPI)  rpref="rpi"  ;;
        RPI2) rpref="rpi2" ;;
        iMX6) rpref="imx6" ;;
        *) ;;
    esac
    schroot --directory / -p -c $config_platform -- sed -i "s/unknown-/$rpref-/g" /etc/apt/sources.list.d/xbian.list
    schroot --directory / -p -c $config_platform -- sed -i 's/### //g' /etc/apt/sources.list.d/xbian.list
    case "$config_platform" in
        "amd64jessie")
             schroot --directory / -c $config_platform -p -- sed -i -e 's/^deb m/deb [arch=armhf] m/g' /etc/apt/sources.list.d/xbian.list
             ;;
    esac
    schroot --directory / -p -c $config_platform -- apt-get update
    schroot --directory / -p -c $config_platform -- apt-get install -y --force-yes  -o Acquire::Languages=none -o APT::Install-Suggests=0 -o APT::Install-Recommends=0 -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" $config_install_deb

    case "$config_xbian_arch" in
        "iMX6")
            # Install firmware files for RPi manually
            cd /tmp
            wget -r -l1 -q --no-parent $config_package_firmware
            FW="$(find ./ -name 'xbian-package-firmware*.deb' 2>/dev/null | sort -r | grep -m1 xbian-package-firmware)"
            echo "Latest firmware is $FW"
            dpkg -x $FW $dir
            rm -f $FW
            # Copy OpenGLES libs for i.MX6 to the right place
            schroot --directory / -c $config_platform -p -- find /usr/lib/xbmc -name "*" -exec cp -av {} /usr/lib/ \;
            # Copy some .pc files to the correct place
            schroot --directory / -c $config_platform -p -- cp -a /usr/lib/pkgconfig/libcdio.pc /usr/lib/arm-linux-gnueabihf/pkgconfig
            schroot --directory / -c $config_platform -p -- cp -a /usr/lib/pkgconfig/libcec.pc /usr/lib/arm-linux-gnueabihf/pkgconfig
            ;;
    esac

    case "$config_platform" in
        "amd64jessie")
            GPP=$(schroot --directory / -c $config_platform -p -- which arm-linux-gnueabihf-g++)
            schroot --directory / -c $config_platform -p -- ln -s $GPP /usr/bin/g++
            GCC=$(schroot --directory / -c $config_platform -p -- which arm-linux-gnueabihf-gcc)
            schroot --directory / -c $config_platform -p -- ln -s $GCC /usr/bin/gcc
            # install libtool. Unfortunately because of wrong dependicies can't do it in the normal way
            schroot --directory /tmp -c $config_platform -p -- apt-get download libtool
            cd /tmp
            dpkg -x libtool*.deb $dir
            rm -f libtool*.deb
            ;;
    esac

    schroot --directory / -p -c $config_platform -- apt-get clean

}


# ----------------------
[ $(id -u) -ne 0 ] && do_exit "for buildroot preparation run again with root privileges" 20
if [ $1 = prepare ]; then
    [ -e xbian-prep-root/build/config ] && rexp build/config || :
    do_prepare
    exit $?
fi

GETOPT=$(getopt \
        --longoptions=action:,arch:,config_source_refresh:,help,debug \
        --options=a:m:h \
        -- "$@" ) \
        || exit 128

for dir in $(find build/ -mindepth 1 -maxdepth 1 -type d | sort); do

    unset $(env | grep config_ | awk -F'=' '{print $1}')
    result=0

    [ -e build/config ] && rexp build/config
    [ -e "$dir/config" ] && rexp "$dir/config"

    eval set -- ${GETOPT}

    while [ "$#" -gt '0' ]; do
        case "$1" in
            (--debug)
                set -x
                shift 1
                ;;
            (--action|-a)
                opt_action=$2
                shift 2
                ;;
            (--arch|-m)
                opt_arch=$2
                shift 2
                ;;
            (--config_*)
                param=$1
                param="${param##--}=$2"
                do_run export $param
                shift 2
                ;;
            (--help|-h)
                do_show_help
                exit 0
                ;;
            *)
                shift 1
                ;;
        esac
    done

    [ -n "$opt_arch" -a "$opt_arch" != $(basename "$dir") ] && continue
    [ -z "$opt_arch" ] && opt_arch=$(basename "$dir")

    export config_platform=${opt_arch%%-*}
    export config_platform_branch=$opt_arch
    export config_branch=${opt_arch##*-}

    if [ -z "$config_root_prefix" ]; then
        export config_root_prefix=$(readlink -f $XBIANROOT/build-root-dirs)
    else
        mkdir -p $(readlink -f $XBIANROOT/build-root-dirs)
        ln -s $config_root_prefix/$config_platform $(readlink -f $XBIANROOT/build-root-dirs)/$config_platform
    fi

    export fstabbind=$(readlink -f $(dirname $0))

    case $opt_action in
        other)
            ( do_other "$config_root_prefix/$config_platform" )
            ;;
        ""|build)
            ( do_deps "$XBIANROOT/xbian-prep-root" )
            ( do_prep "$config_root_prefix/$config_platform" )
            ( do_other "$config_root_prefix/$config_platform" )
            ;;
    esac
done

printf "\n-------------------------------\nFINISHED OK\n-------------------------------\n"