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path: root/xibuild.sh
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#!/bin/sh

XIPKG_INFO_VERSION='04'

[ -f /usr/lib/colors.sh ] && . /usr/lib/colors.sh
[ -f /usr/lib/glyphs.sh ] && . /usr/lib/glyphs.sh

textout=/dev/null
src_dir="$(pwd)"
out_dir="$(pwd)"

xibuild_dir="/var/lib/xibuild"
build_dir="$xibuild_dir/build"
export_dir="$xibuild_dir/build/xipkg"

logfile="$xibuild_dir/build.log"
root="/"

xibuild_profile="/usr/lib/xibuild/xi_profile.sh"

usage () {
    cat << EOF
${LIGHT_RED}Usage: ${RED}xibuild [path/command]
${BLUE}Avaiable Options:
    ${BLUE}-r ${LIGHT_BLUE}[path]
        ${LIGHT_CYAN}specify the chroot to use when building packages${LIGHT_WHITE}[default: /]
    ${BLUE}-d ${LIGHT_BLUE}[path]
        ${LIGHT_CYAN}specify the output directory to put xipkg files ${LIGHT_WHITE}[default: ./]
    ${BLUE}-c ${LIGHT_BLUE}[path]
        ${LIGHT_CYAN}specify the directory to find xibuild files${LIGHT_WHITE}[default: ./]
    ${BLUE}-b ${LIGHT_BLUE}[path]
        ${LIGHT_CYAN}specify the directory to build things in ${LIGHT_WHITE}[default: /var/lib/xibuild]
    ${BLUE}-p ${LIGHT_BLUE}[file]
        ${LIGHT_CYAN}specify a non-default xi_profile script, to run inside the chroot ${LIGHT_WHITE}[default: /usr/lib/xibuild/xi_profile.sh]
    
    ${BLUE}-v
        ${LIGHT_CYAN}verbose: print logs to stdout
    
${BLUE}Available Commands:
    ${LIGHT_GREEN}prepare
        ${LIGHT_CYAN}prepare the build directory
    ${LIGHT_GREEN}fetch
        ${LIGHT_CYAN}fetch the sources required for the build
    ${LIGHT_GREEN}build
        ${LIGHT_CYAN}build the package, chroot if requested
    ${LIGHT_GREEN}strip
        ${LIGHT_CYAN}strip unecessary symbols from any binaries
    ${LIGHT_GREEN}package
        ${LIGHT_CYAN}package the build packages into .xipkg files
    ${LIGHT_GREEN}describe
        ${LIGHT_CYAN}create .xipkg.info files for each built package
    ${LIGHT_GREEN}sign
        ${LIGHT_CYAN}sign a package with a private key
EOF
}

extract () {
    FILE=$1
    case "${FILE##*.}" in 
        "gz" )
            tar -zxf $FILE
            ;;
        "lz" )
            tar --lzip -xf "$FILE"
            ;;
        "zip" )
            unzip -qq -o $FILE 
            ;;
        * )
            tar -xf $FILE
            ;;
    esac
}

xibuild_prepare () {
    rm -rf $root/$build_dir
    rm -rf $root/$export_dir
    mkdir -p $root/$export_dir
    echo > $logfile
    install -Dm755 $xibuild_profile $root/$build_dir/xi_profile.sh

}

xibuild_fetch () {
    cd $root/$build_dir
    [ ! -z "$SOURCE" ] && {
        git ls-remote -q $SOURCE $BRANCH >/dev/null 2>&1 && {
            git clone $SOURCE . >/dev/null 2>&1
            git checkout $BRANCH >/dev/null 2>&1
        } || {
            local downloaded=$(basename $SOURCE)
            curl -SsL $SOURCE > $downloaded
            extract $downloaded

            [ "$(ls -1 | wc -l)" = "2" ] && {
                for file in */* */.*; do 
                    echo $file | grep -q '\.$' || mv $file .
                done;
            }
        }
    }
    
    [ ! -z "$ADDITIONAL" ] && {
        for url in "$ADDITIONAL"; do 
            case $url in 
                http*|ftp*)
                    curl -SsL $url> $root/$build_dir/$(basename $url);;
            esac
        done
    }

    cp -r $src_dir/* $root/$build_dir/
}

xibuild_build () {
    [ "$root" = "/" ] && {
        $build_dir/xi_profile.sh $NAME $build_dir || return 1
    } || {
        xichroot "$root" "$build_dir/xi_profile.sh $NAME $build_dir" || return 1
    }
}

xibuild_strip () {
   for file in \
       $(find $export_dir/ -type f -name \*.so* ! -name \*dbg) \
       $(find $export_dir/ -type f -name \*.a) \
       $(find $export_dir/ -type f -executable ); do
       strip --strip-unneeded $file
   done

   find $export_dir -name \*.la -delete
}

xibuild_package () {
    for pkg in $(ls -1 $export_dir); do 
        cd $root/$export_dir/$pkg
        [ "$(ls -1 $root/$export_dir/$pkg| wc -l)" = "0" ] && {
            printf "${RED}package $pkg is empty\n"
            [ ! -z ${SOURCE} ] || exit 1
        }
        tar -C $root/$export_dir/$pkg -czf $out_dir/$pkg.xipkg ./
    done
}

xibuild_describe () {
    for xipkg in $(ls $out_dir/*.xipkg); do 
        name=$(basename $xipkg .xipkg)
        buildfile="$src_dir/$name.xibuild"
        info_file=$xipkg.info 

        . $buildfile

        local pkg_ver=$PKG_VER
        [ -z "$pkg_ver" ] && pkg_ver=$BRANCH
        [ -z "$pkg_ver" ] && pkg_ver="latest"

        {
            echo "# XiPKG info file version $XIPKG_INFO_VERSION"
            echo "# automatically generated from the built packages"
            echo "NAME=$name"
            echo "DESCRIPTION=$DESC"
            echo "PKG_FILE=$name.xipkg"
            echo "CHECKSUM=$(md5sum $xipkg | awk '{ print $1 }')"
            echo "VERSION=$pkg_ver"
            echo "SOURCE=$SOURCE"
            echo "DATE=$(stat -t $xipkg | cut -d' ' -f13 | xargs date -d)"
            echo "DEPS=${DEPS}"
            echo "MAKE_DEPS=${MAKE_DEPS}"
            echo "ORIGIN=$NAME"
        } > $info_file
    done
}


while getopts ":r:c:p:b:d:vh" opt; do
    case "${opt}" in
        r)
            root=$(realpath ${OPTARG});;
        d)
            out_dir=$(realpath ${OPTARG});;
        c)
            src_dir=$(realpath ${OPTARG});;
        b)
            build_dir=$(realpath ${OPTARG});;
        p)
            xibuild_profile=$(realpath ${OPTARG});;
        v)
            textout=/dev/stdout;;
        h)
            usage; exit 0;;
    esac
done

shift $((OPTIND-1))

tasks="prepare fetch build strip package describe"

[ "$#" = "1" ] && {
    [ -d "$1" ] && {
        src_dir=$(realpath $1)
    } || {
        tasks="$(echo $tasks | grep $1)"
    }
}

NAME=$(basename $(realpath "$src_dir"))

[ -f "$src_dir/$NAME.xibuild" ] || {
    printf "${RED} could not find $NAME.xibuild!\n"
    exit 1
}

build_package () {
    . $src_dir/$NAME.xibuild

    printf "${BLUE}${NAME}\n"
    for task in $tasks; do 
    printf "${BLUE}${TABCHAR}$task " 
    xibuild_$task >> $logfile > $textout && printf "${GREEN}${CHECKMARK}\n" || return 1
    done
}

build_package || {
    printf "${RED}${CROSSMARK} Failed\n"
    exit 1
}