#
# Debian stuff
#

# specific aliases
alias lintian="lintian --color=auto -IEm --pedantic"

# building environements
cow-dist () {
    if [ $# -lt 2 ]; then
        echo "Error args."
        return
    fi
    DIST=${1}
    shift
    OPTS=
    if [ "$1" = "--update" ]; then
        OPTS="--no-cowdancer-update"
    elif [ "$1" = "--build" -a -z "$2" ]; then
        if [ -f debian/changelog ]; then
            dsc=$(egrep -v "^([[:space:]]+|$)" debian/changelog| \
                sed 's/\([^ ]*\) (\([^)]*\)).*/..\/\1_\2.dsc/'|head -1)
            if [ -f "$dsc" ]; then
                OPTS="$dsc"
            fi
        fi
    fi
    WRAPPER=
    if echo ${DIST} | grep -q \^sid ; then
        if [ -x "$(which eatmydata)" ]; then
            WRAPPER="eatmydata"
        fi
    fi
    time sudo -E DIST=${DIST} ${WRAPPER} cowbuilder $@ ${OPTS}
    return $?
}

alias cow-sid32="cow-dist sid-32"
alias cow-stable32="cow-dist stable-32"
alias cow-exp64="cow-dist experimental-64"
alias cow-sid64="cow-dist sid-64"
alias cow-testing64="cow-dist testing-64"
alias cow-stable64="cow-dist stable-64"
alias cow-stablebpo="cow-dist stable-bpo-64"

# tools
apt-rbdepends () {
    grep-dctrl -F Build-Depends "$1" -s Package /var/lib/apt/lists/*_Sources
}

pdebdiff() {
    if [ ! -r debian/changelog ]; then
        echo "ERR: can't read debian/changelog"
        exit
    fi

     egrep -v "^([[:space:]]+|$)" debian/changelog | \
        sed 's/[^ ]* (\([^)]*\)).*/\1/' | \
        head -n2|tr '\n' $IFS | \
        read v1 v2

   if [ -z "$v1" -o -z "$v2" ]; then
        echo "ERR: can't find version \$n and \$n-1 of the package";
        exit
    fi

    if [ ! -r debian/control ]; then
        echo "ERR: can't read debian/control"
        exit
    fi

    egrep '^(Package|Architecture): ' debian/control | \
        while read line ; do
            pkg=$(echo $line|sed 's/Package: //')
            read line
            arch=$(echo $line|sed 's/Architecture: //')
            if [ $arch = 'any' ]; then
                arch=$(dpkg-architecture -qDEB_HOST_ARCH)
            fi
            (
                echo "*** DIFF ${pkg}_${v2} -> ${pkg}_${v1} ***"
                echo
                debdiff ../${pkg}_${v2}_${arch}.deb ../${pkg}_${v1}_${arch}.deb
            )|$PAGER
    done
}

pdeblint() {
    if [ ! -r debian/changelog ]; then
        echo "ERR: can't read debian/changelog"
        exit
    fi

    v=$(egrep -v "^([[:space:]]+|$)" debian/changelog | \
        sed 's/[^ ]* (\([^)]*\)).*/\1/' | \
        head -n1)

    if [ ! -r debian/control ]; then
        echo "ERR: can't read debian/control"
        exit
    fi

    pkg=$(grep '^Source: ' debian/control | sed 's/Source: //')
    arch=$(dpkg-architecture -qDEB_HOST_ARCH)

    changes="../${pkg}_${v}_${arch}.changes"
    if [ ! -r "$changes" ]; then
        echo "ERR: can't read changes file : ${changes}"
        exit
    fi

    lintian --color=auto -IEm --pedantic $changes $@
}