#!/bin/bash

[ $# -ge 1 ] || {

    cat > /dev/null

    exit 0

}

case $1 in

-P|--provides)

    shift

    # Match buildroot/payload paths of the form

    #    /PATH/OF/BUILDROOT/usr/bin/pythonMAJOR.MINOR

    # generating a line of the form

    #    python(abi) = MAJOR.MINOR

    # (Don't match against -config tools e.g. /usr/bin/python2.6-config)

    grep "/usr/bin/python.\..$" \

        | sed -e "s|.*/usr/bin/python\(.\..\)|python(abi) = \1|"

    ;;

-R|--requires)

    shift

    # Match buildroot paths of the form

    #    /PATH/OF/BUILDROOT/usr/lib/pythonMAJOR.MINOR/  and

    #    /PATH/OF/BUILDROOT/usr/lib64/pythonMAJOR.MINOR/

    # generating (uniqely) lines of the form:

    #    python(abi) = MAJOR.MINOR

    grep -E "/usr/lib[^/]*/python[[:digit:]]+\.[[:digit:]]+/.*" \

        | sed -Ee "s|.*/usr/lib[^/]*/python([[:digit:]]+\.[[:digit:]]+)/.*|python(abi) = \1|g" \

        | sort | uniq

    ;;

esac

exit 0