portz

#!/usr/bin/env bash
##
## portz - minimal local port system
##         (custom software build/packaging system)
##
## general usage:
##   portz [options] ACTION [ARGS...]
##
## installation:
##   portz install PACKAGE
##   portz easy_install name=foo PACKAGE_URL
##
## installed packages
##   portz list              - list installed packages in $prefix
##   portz files PACKAGE     - list files in PACKAGE under $prefix
##   portz uninstall PACKAGE - uninstall package
##   portz classify FILES    - find owner packages for FILES
##
## distribution
##   portz dist PACKAGE      - build tgz archive from uninstalled package
##   portz packback PACKAGE  - build tgz archive from alreadt installed package
##
## package maintenance
##   portz invoke PACKAGE STEP - invoke particural step of build
##   portz make_patch PACKAGE  - make patch from currently processed sources
##
## other
##   portz get_src PACKAGE
##
## environment
##   prefix
##   exec_prefix
##   site
##   portz_repo
##
## options
##   -p PATH | --prefix PATH
##       change installation prefix, default ($prefix, /usr/local)
##   --exec-prefix PATH
##       change installation prefix, default ($exec_prefix, $prefix)
##   --debug|-d  -- debug mode, be more verbose
##   --quiet|-q  -- quiet mode, show only warnings and errors
##   -r REPO 
##       change repo location
##   -a FOLDER
##       change archive location
##
## install/dist/easy_install options:
##   --strip             -- strip debug info from binaries
##   --strip-leave-debug -- move debug into from binaries to *.debug
##

#if type bashfoo >/dev/null 2>/dev/null ; then

portz_script_dir="$(dirname $BASH_SOURCE)"
if [ -f ${portz_script_dir}/bashfoo/bashfoo.sh ] ; then
    export bashfoo_libdir="${portz_script_dir}/bashfoo"
    source ${bashfoo_libdir}/bashfoo.sh
elif [ -f ${portz_script_dir}/../lib/portz/bashfoo/bashfoo.sh ] ; then
    export bashfoo_libdir="${portz_script_dir}/../lib/portz/bashfoo"
    source  ${bashfoo_libdir}/bashfoo.sh
elif [ type bashfoo >/dev/null 2>/dev/null ] ; then
    eval `bashfoo --eval-out`
else
    echo "$0: bashfoo not found or incorrect, panic" 2>&1
    exit 1
fi

bashfoo_require path

portz_script_dir=$(abspath $portz_script_dir)
if [ -f "${portz_script_dir}/scripts/runtime.sh" ] ; then
    portz_libdir="${portz_script_dir}"
elif [ -f "${portz_script_dir}/../lib/portz/scripts/runtime.sh" ] ; then
    portz_libdir="${portz_script_dir}/../lib/portz/"
else
    echo "$0: rest of portz not found or incorrect, panic" 2>&1
    exit 1
fi

bashfoo_require auto_usage

export portz_libdir
export bashfoo_libdir

portz_quiet=${portz_quiet-1}

while [ -n "$1" ] ; do
    maybe_show_auto_help "$1"
    if log_process_options "$1"; then
        shift
        continue
    fi

    case "$1" in
        -s|--site)
            [ -z "$2" ] && fail_on_bad_usage "$1, argument required"
            site=$2
            export site
            shift ; shift
            ;;
        -p|--prefix)
            [ -z "$2" ] && fail_on_bad_usage "$1, argument required"
            prefix=$2
            export prefix
            shift ; shift
            ;;
        --exec-prefix|--exec_prefix)
            [ -z "$2" ] && fail_on_bad_usage "$1, argument required"
            exec_prefix=$2
            export exec_prefix
            shift ; shift
            ;;
        -r|--repo)
            [ -z "$2" ] && fail_on_bad_usage "$1, argument required"
            portz_repo="$(abspath $2)"
            export portz_repo
            shift ; shift
            ;;
        -a|--archive)
            [ -z "$2" ] && fail_on_bad_usage "$1, argument required"
            portz_archive="$(abspath $2)"
            export portz_archive
            shift ; shift
            ;;
        -n|--dry-run)
            export portz_dry_run=1
            shift
            ;;
        --strip)
            export portz_deploy_strip_binaries=1
            shift
            ;;
        --strip-leave-debug)
            export portz_deploy_strip_binaries=1
            export portz_deploy_strip_leave_debug_info=1
            shift
            ;;
        -i) 
            action=install ; shift ;;
        -ql)
            action=file ; shift ;;
        get_src)
            action=get
            shift
            break
            ;;
        list)
            next_cmd="${portz_libdir}/portz_query list"
            shift ; break ;;

        -S|-qf|classify)
            action=find_pkg
            shift
            break;
            ;;
        files)
            next_cmd="${portz_libdir}/portz_query files"
            shift ; break ;;

        dist|install|invoke|easy_install|query|packback|uninstall|build_site|invoke|make_patch)
            action=$1
            shift
            break
            ;;
        *)
            fail_on_bad_usage "'$1' -- invalid action or option"
            ;;
    esac
done

[ -z "$action" -a -z "$next_cmd" ] && fail_on_bad_usage "action required"

export portz_libdir
if [ -n "$site" ] ; then
    log_info "using site=$site"
fi

log_debug "portz_libdir=$portz_libdir"
log_debug "prefix=$prefix"
log_debug "exec_prefix=$exec_prefix"

if [ -n "${next_cmd}" ] ; then
    log_debug "next_cmd=$next_cmd"
    exec ${next_cmd} "$@"
else
    log_debug "action=$action"
    exec "${portz_libdir}/portz_${action}" "$@"
fi