environment

environment (text/plain), 45.25 KB, created by Toralf Förster on 2020-05-04 20:23:04 UTC

declare -x ABI="amd64"
declare -x ABI_MIPS=""
declare -x ABI_PPC=""
declare -x ABI_RISCV=""
declare -x ABI_S390=""
declare -x ABI_X86="64"
declare -x ADA_TARGET=""
declare -x ALSA_CARDS=""
declare -x APACHE2_MODULES=""
declare -x APACHE2_MPMS=""
declare -x ARCH="amd64"
declare BDEPEND=""
declare -x BOOTSTRAP_USE="unicode internal-glib pkg-config split-usr python_targets_python3_6 python_targets_python2_7 multilib hardened pic xtpax -jit -orc"
declare -x CALLIGRA_FEATURES=""
declare -x CAMERAS=""
declare -x CARGO_TERM_COLOR="never"
declare -x CATKIN_PREFIX_PATH="/usr"
declare -x CBUILD="x86_64-pc-linux-gnu"
declare -x CFLAGS="-O2 -pipe -march=native  -falign-functions=32:25:16 -fno-common"
declare -x CFLAGS_amd64="-m64"
declare -x CFLAGS_x32="-mx32"
declare -x CFLAGS_x86="-m32"
declare -x CHOST="x86_64-pc-linux-gnu"
declare -x CHOST_amd64="x86_64-pc-linux-gnu"
declare -x CHOST_x32="x86_64-pc-linux-gnux32"
declare -x CHOST_x86="i686-pc-linux-gnu"
declare -x COLLECTD_PLUGINS=""
declare -x CONF_PREFIX="/usr"
declare -x CPU_FLAGS_ARM=""
declare -x CPU_FLAGS_PPC=""
declare -x CPU_FLAGS_X86=""
declare -x CURL_SSL=""
declare -x CXXFLAGS="-O2 -pipe -march=native  -falign-functions=32:25:16 -fno-common"
declare -x DEFAULT_ABI="amd64"
declare -x DEFINED_PHASES=" compile configure install setup"
declare DEPEND="sys-libs/ncurses:0
	zlib? ( sys-libs/zlib )
	sys-apps/sed
	sys-apps/grep "
declare DESCRIPTION="RFC compliant IRC server"
declare -x DESTTREE="/usr"
declare -x DIROPTIONS="-m0755"
declare -x EAPI="6"
declare -- ECONF_SOURCE="."
declare -x EGO_BUILD_FLAGS="-p 1"
declare -x ELIBC="glibc"
declare -x EMBOSS_ACDROOT="/usr/share/EMBOSS/acd"
declare -x EMBOSS_DATA="/usr/share/EMBOSS/data"
declare -x ENLIGHTENMENT_MODULES=""
declare -x ENV_UNSET="DBUS_SESSION_BUS_ADDRESS DISPLAY GOBIN PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR"
declare -- EPOCHREALTIME="1588620503.517952"
declare -- EPOCHSECONDS="1588620503"
declare -x EXEOPTIONS="-m0755"
declare -x FCFLAGS="-O2 -pipe -march=native"
declare -x FETCHCOMMAND_SSH="bash -c \"x=\\\${2#ssh://} ; host=\\\${x%%/*} ; port=\\\${host##*:} ; host=\\\${host%:*} ; [[ \\\${host} = \\\${port} ]] && port= ; exec rsync --rsh=\\\"ssh \\\${port:+-p\\\${port}} \\\${3}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\" \"\${PORTAGE_SSH_OPTS}\""
declare -x FFLAGS="-O2 -pipe -march=native"
declare -x FFTOOLS=""
declare -x GCC_COLORS=""
declare -x GCC_SPECS=""
declare -x GO19CONCURRENTCOMPILATION="0"
declare -x GOMAXPROCS="1"
declare -x GPSD_PROTOCOLS=""
declare -x GRUB_PLATFORMS=""
declare HOMEPAGE="http://www.irc.org/"
declare -x INHERITED=" estack versionator user-info user"
declare -x INPUT_DEVICES=""
declare -x INSDESTTREE=""
declare -x INSOPTIONS="-m0644"
declare IUSE="zlib ipv6 "
declare -x IUSE_EFFECTIVE="abi_x86_64 alpha amd64 amd64-fbsd amd64-linux arm arm64 elibc_AIX elibc_Cygwin elibc_Darwin elibc_DragonFly elibc_FreeBSD elibc_HPUX elibc_Interix elibc_NetBSD elibc_OpenBSD elibc_SunOS elibc_Winnt elibc_bionic elibc_glibc elibc_mingw elibc_mintlib elibc_musl elibc_uclibc hppa ia64 ipv6 kernel_AIX kernel_Darwin kernel_FreeBSD kernel_HPUX kernel_NetBSD kernel_OpenBSD kernel_SunOS kernel_Winnt kernel_freemint kernel_linux m68k m68k-mint mips ppc ppc-aix ppc-macos ppc64 ppc64-linux prefix prefix-guest prefix-stack riscv s390 sparc sparc-solaris sparc64-solaris userland_BSD userland_GNU x64-cygwin x64-macos x64-solaris x64-winnt x86 x86-cygwin x86-fbsd x86-linux x86-macos x86-solaris x86-winnt zlib"
declare -x IUSE_IMPLICIT="abi_x86_64 prefix prefix-guest prefix-stack"
declare -x KERNEL="linux"
declare -x KEYWORDS="~amd64 ~ppc ~x86"
declare -x L10N=""
declare -x LANG="en_US.UTF-8"
declare -x LCD_DEVICES=""
declare -x LC_COLLATE="C"
declare -x LC_MESSAGES="C"
declare -x LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--defsym=__gentoo_check_ldflags__=0"
declare -x LDFLAGS_amd64="-m elf_x86_64"
declare -x LDFLAGS_x32="-m elf32_x86_64"
declare -x LDFLAGS_x86="-m elf_i386"
declare -x LIBDIR_amd64="lib64"
declare -x LIBDIR_x32="libx32"
declare -x LIBDIR_x86="lib"
declare -x LIBOPTIONS="-m0644"
declare -x LIBREOFFICE_EXTENSIONS=""
declare -x LICENSE="GPL-1 GPL-2"
declare -x LIRC_DEVICES=""
declare -x LLVM_TARGETS=""
declare -x MAKEOPTS="-j1"
declare -x MANPAGER="manpager"
declare -x MONKEYD_PLUGINS=""
declare -x MULTILIB_ABIS="amd64 x86"
declare -x MULTILIB_STRICT_DENY="64-bit.*shared object"
declare -x MULTILIB_STRICT_DIRS="/lib32 /lib /usr/lib32 /usr/lib /usr/kde/*/lib32 /usr/kde/*/lib /usr/qt/*/lib32 /usr/qt/*/lib /usr/X11R6/lib32 /usr/X11R6/lib"
declare -x MULTILIB_STRICT_EXEMPT="(perl5|gcc|gcc-lib|binutils|eclipse-3|debug|portage|udev|systemd|clang|python-exec|llvm)"
declare -- MY_P="irc2.11.1p1"
declare -x NGINX_MODULES_HTTP=""
declare -x NGINX_MODULES_MAIL=""
declare -x NGINX_MODULES_STREAM=""
declare -x NINJAFLAGS="-j1"
declare -x OCAML_COLOR="never"
declare -x OFED_DRIVERS=""
declare -x OFFICE_IMPLEMENTATION=""
declare -x OMP_DYNAMIC="FALSE"
declare -x OMP_NESTED="FALSE"
declare -x OMP_NUM_THREADS="1"
declare -x OPENMPI_FABRICS=""
declare -x OPENMPI_OFED_FEATURES=""
declare -x OPENMPI_RM=""
declare -a PATCHES=([0]="/var/tmp/portage/net-irc/irc-server-2.11.1_p1-r4/files/2.10.3_p3-gentoo.patch")
declare -x PATH="/usr/lib/portage/python3.6/ebuild-helpers/xattr:/usr/lib/portage/python3.6/ebuild-helpers:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin"
declare -x PAX_MARKINGS="none"
declare PDEPEND=""
declare -x PHP_TARGETS=""
declare -x PKG_CONFIG_PATH="/usr/lib64/pkgconfig"
declare -x PORTAGE_COMPRESSION_COMMAND="bzip2"
declare -a PORTAGE_DOCOMPRESS=([0]="/usr/share/doc" [1]="/usr/share/info" [2]="/usr/share/man")
declare -x PORTAGE_DOCOMPRESS_SIZE_LIMIT="128"
declare -a PORTAGE_DOCOMPRESS_SKIP=([0]="/usr/share/doc/irc-server-2.11.1_p1-r4/html")
declare -a PORTAGE_DOSTRIP=([0]="/")
declare -a PORTAGE_DOSTRIP_SKIP=()
declare -x PORT_LOGDIR="/var/log/portage"
declare -x POSTGRES_TARGETS=""
declare -x PROFILE_IS_HARDENED="1"
declare -x PROFILE_ONLY_VARIABLES="ARCH ELIBC IUSE_IMPLICIT KERNEL USERLAND USE_EXPAND_IMPLICIT USE_EXPAND_UNPREFIXED USE_EXPAND_VALUES_ARCH USE_EXPAND_VALUES_ELIBC USE_EXPAND_VALUES_KERNEL USE_EXPAND_VALUES_USERLAND"
declare -x PROPERTIES=""
declare -x PYTHONDONTWRITEBYTECODE="1"
declare -x PYTHON_SINGLE_TARGET=""
declare -x PYTHON_TARGETS=""
declare -x QEMU_SOFTMMU_TARGETS=""
declare -x QEMU_USER_TARGETS=""
declare RDEPEND="sys-libs/ncurses:0
	zlib? ( sys-libs/zlib ) "
declare REPOSITORY
declare REQUIRED_USE=""
declare -x RESTRICT=""
declare -x RESUMECOMMAND_SSH="bash -c \"x=\\\${2#ssh://} ; host=\\\${x%%/*} ; port=\\\${host##*:} ; host=\\\${host%:*} ; [[ \\\${host} = \\\${port} ]] && port= ; exec rsync --rsh=\\\"ssh \\\${port:+-p\\\${port}} \\\${3}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\" \"\${PORTAGE_SSH_OPTS}\""
declare -x ROS_MESSAGES=""
declare -x ROS_PACKAGE_PATH="/usr/share/ros_packages"
declare -x ROS_ROOT="/usr/share/ros"
declare -x RUBY_TARGETS=""
declare -x RUSTFLAGS="-C codegen-units=1"
declare -x RUST_TEST_TASKS="1"
declare -x RUST_TEST_THREADS="1"
declare -x S="/var/tmp/portage/net-irc/irc-server-2.11.1_p1-r4/work/irc2.11.1p1"
declare -x SANDBOX_DEBUG="0"
declare -x SANDBOX_DENY=""
declare -x SANDBOX_PREDICT="/var/tmp/portage/net-irc/irc-server-2.11.1_p1-r4/homedir:/dev/crypto:/var/cache/man:/var/cache/fontconfig"
declare -x SANDBOX_READ="/:/var/tmp/portage"
declare -x SANDBOX_VERBOSE="1"
declare -x SANDBOX_WRITE=":/dev/console:/dev/fd:/dev/full:/dev/null:/dev/ptmx:/dev/pts/:/dev/pty:/dev/shm:/dev/tts:/dev/tty:/dev/vc/:/dev/zero:/proc/self/fd:/tmp/:/usr/lib/cf:/usr/lib/conftest:/usr/lib32/cf:/usr/lib32/conftest:/usr/lib64/cf:/usr/lib64/conftest:/usr/tmp/cf:/usr/tmp/conftest:/var/tmp/:/var/tmp/portage:/var/tmp/portage/net-irc/irc-server-2.11.1_p1-r4/homedir/.bash_history"
declare -x SANE_BACKENDS=""
declare -x SHELL="/bin/bash"
declare -x SLOT="0"
declare SRC_URI="ftp://ftp.irc.org/irc/server/irc2.11.1p1.tgz
	ftp://ftp.irc.org/irc/server/Old/irc2.11/irc2.11.1p1.tgz"
declare -x SYMLINK_LIB="no"
declare -x TERMINFO="/etc/terminfo"
declare -x TWISTED_DISABLE_WRITING_OF_PLUGIN_CACHE="1"
declare -x USE="abi_x86_64 amd64 elibc_glibc ipv6 kernel_linux userland_GNU zlib"
declare -x USERLAND="GNU"
declare -x USE_EXPAND_IMPLICIT="ARCH ELIBC KERNEL USERLAND"
declare -x USE_EXPAND_UNPREFIXED="ARCH"
declare -x USE_EXPAND_VALUES_ARCH="alpha amd64 amd64-fbsd amd64-linux arm arm64 hppa ia64 m68k m68k-mint mips ppc ppc64 ppc64-linux ppc-aix ppc-macos riscv s390 sparc sparc64-solaris sparc-solaris x64-cygwin x64-macos x64-solaris x64-winnt x86 x86-cygwin x86-fbsd x86-linux x86-macos x86-solaris x86-winnt"
declare -x USE_EXPAND_VALUES_ELIBC="AIX bionic Cygwin Darwin DragonFly FreeBSD glibc HPUX Interix mingw mintlib musl NetBSD OpenBSD SunOS uclibc Winnt"
declare -x USE_EXPAND_VALUES_KERNEL="AIX Darwin FreeBSD freemint HPUX linux NetBSD OpenBSD SunOS Winnt"
declare -x USE_EXPAND_VALUES_USERLAND="BSD GNU"
declare -x UWSGI_PLUGINS=""
declare -x VIDEO_CARDS=""
declare -x VOICEMAIL_STORAGE=""
declare -x XFCE_PLUGINS=""
declare -x XTABLES_ADDONS=""
declare -- _ESTACK_ECLASS="1"
declare -x _E_DOCDESTTREE_=""
declare -x _E_EXEDESTTREE_=""
declare -- _USER_ECLASS="1"
declare -- _USER_INFO_ECLASS="1"
declare -- _VERSIONATOR_ECLASS="1"
__eapi6_src_install () 
{ 
    if [[ -f Makefile || -f GNUmakefile || -f makefile ]]; then
        emake DESTDIR="${D}" install;
    fi;
    einstalldocs
}
__eapi6_src_prepare () 
{ 
    if ___is_indexed_array_var PATCHES; then
        [[ ${#PATCHES[@]} -gt 0 ]] && eapply "${PATCHES[@]}";
    else
        if [[ -n ${PATCHES} ]]; then
            eapply ${PATCHES};
        fi;
    fi;
    eapply_user
}
_assert_pkg_ebuild_phase () 
{ 
    case ${EBUILD_PHASE} in 
        setup | preinst | postinst | prerm | postrm)

        ;;
        *)
            eerror "'$1()' called from '${EBUILD_PHASE}' phase which is not OK:";
            eerror "You may only call from pkg_{setup,{pre,post}{inst,rm}} functions.";
            eerror "Package fails at QA and at life.  Please file a bug.";
            die "Bad package!  $1 is only for use in some pkg_* functions!"
        ;;
    esac
}
_eapply_patch () 
{ 
    local f=${1};
    local prefix=${2};
    ebegin "${prefix:-Applying }${f##*/}";
    local all_opts=(-p1 -f -g0 --no-backup-if-mismatch "${patch_options[@]}");
    if ${patch_cmd} "${all_opts[@]}" --dry-run -s -F0 < "${f}" &> /dev/null; then
        all_opts+=(-s -F0);
    fi;
    ${patch_cmd} "${all_opts[@]}" < "${f}";
    failed=${?};
    if ! eend "${failed}"; then
        __helpers_die "patch -p1 ${patch_options[*]} failed with ${f}";
    fi
}
_enewgroup_next_gid () 
{ 
    if [[ ${egid} == *[!0-9]* ]]; then
        for ((egid = 999; egid >= 101; egid--))
        do
            [[ -z $(egetent group ${egid}) ]] && break;
        done;
        [[ ${egid} -ge 101 ]] || die "${FUNCNAME}: no free GID found";
    fi
}
delete_all_version_separators () 
{ 
    replace_all_version_separators "" "${1}"
}
delete_version_separator () 
{ 
    replace_version_separator "${1}" "" "${2}"
}
eapply () 
{ 
    local failed patch_cmd=patch;
    local -x LC_COLLATE=POSIX;
    type -P gpatch > /dev/null && patch_cmd=gpatch;
    function _eapply_patch () 
    { 
        local f=${1};
        local prefix=${2};
        ebegin "${prefix:-Applying }${f##*/}";
        local all_opts=(-p1 -f -g0 --no-backup-if-mismatch "${patch_options[@]}");
        if ${patch_cmd} "${all_opts[@]}" --dry-run -s -F0 < "${f}" &> /dev/null; then
            all_opts+=(-s -F0);
        fi;
        ${patch_cmd} "${all_opts[@]}" < "${f}";
        failed=${?};
        if ! eend "${failed}"; then
            __helpers_die "patch -p1 ${patch_options[*]} failed with ${f}";
        fi
    };
    local patch_options=() files=();
    local i found_doublehyphen;
    for ((i = 1; i <= ${#@}; ++i ))
    do
        if [[ ${@:i:1} == -- ]]; then
            patch_options=("${@:1:i-1}");
            files=("${@:i+1}");
            found_doublehyphen=1;
            break;
        fi;
    done;
    if [[ -z ${found_doublehyphen} ]]; then
        for ((i = 1; i <= ${#@}; ++i ))
        do
            if [[ ${@:i:1} != -* ]]; then
                patch_options=("${@:1:i-1}");
                files=("${@:i}");
                break;
            fi;
        done;
        for i in "${files[@]}";
        do
            if [[ ${i} == -* ]]; then
                die "eapply: all options must be passed before non-options";
            fi;
        done;
    fi;
    if [[ ${#files[@]} -eq 0 ]]; then
        die "eapply: no files specified";
    fi;
    local f;
    for f in "${files[@]}";
    do
        if [[ -d ${f} ]]; then
            function _eapply_get_files () 
            { 
                local LC_ALL=POSIX;
                local prev_shopt=$(shopt -p nullglob);
                shopt -s nullglob;
                local f;
                for f in "${1}"/*;
                do
                    if [[ ${f} == *.diff || ${f} == *.patch ]]; then
                        files+=("${f}");
                    fi;
                done;
                ${prev_shopt}
            };
            local files=();
            _eapply_get_files "${f}";
            [[ ${#files[@]} -eq 0 ]] && die "No *.{patch,diff} files in directory ${f}";
            einfo "Applying patches from ${f} ...";
            local f2;
            for f2 in "${files[@]}";
            do
                _eapply_patch "${f2}" '  ';
                [[ ${failed} -ne 0 ]] && return "${failed}";
            done;
        else
            _eapply_patch "${f}";
            [[ ${failed} -ne 0 ]] && return "${failed}";
        fi;
    done;
    return 0
}
eapply_user () 
{ 
    [[ ${EBUILD_PHASE} == prepare ]] || die "eapply_user() called during invalid phase: ${EBUILD_PHASE}";
    local tagfile=${T}/.portage_user_patches_applied;
    [[ -f ${tagfile} ]] && return;
     >> "${tagfile}";
    local basedir=${PORTAGE_CONFIGROOT%/}/etc/portage/patches;
    local applied d f;
    local -A _eapply_user_patches;
    local prev_shopt=$(shopt -p nullglob);
    shopt -s nullglob;
    for d in "${basedir}"/${CATEGORY}/{${P}-${PR},${P},${PN}}{:${SLOT%/*},};
    do
        for f in "${d}"/*;
        do
            if [[ ( ${f} == *.diff || ${f} == *.patch ) && -z ${_eapply_user_patches[${f##*/}]} ]]; then
                _eapply_user_patches[${f##*/}]=${f};
            fi;
        done;
    done;
    if [[ ${#_eapply_user_patches[@]} -gt 0 ]]; then
        while read -r -d '' f; do
            f=${_eapply_user_patches[${f}]};
            if [[ -s ${f} ]]; then
                eapply "${f}";
                applied=1;
            fi;
        done < <(printf -- '%s\0' "${!_eapply_user_patches[@]}" |
				LC_ALL=C sort -z);
    fi;
    ${prev_shopt};
    [[ -n ${applied} ]] && ewarn "User patches applied."
}
egetcomment () 
{ 
    local pos;
    [[ $# -eq 1 ]] || die "usage: egetcomment <user>";
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            pos=8
        ;;
        *)
            pos=5
        ;;
    esac;
    egetent passwd "$1" | cut -d: -f${pos}
}
egetent () 
{ 
    local db=$1 key=$2;
    [[ $# -ge 3 ]] && die "usage: egetent <database> <key>";
    case ${db} in 
        passwd | group)

        ;;
        *)
            die "sorry, database '${db}' not yet supported; file a bug"
        ;;
    esac;
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            case ${db} in 
                passwd)
                    db="user"
                ;;
                *)

                ;;
            esac;
            local opts;
            if [[ ${key} == [[:digit:]]* ]]; then
                [[ ${db} == "user" ]] && opts="-u" || opts="-g";
            fi;
            pw show ${db} ${opts} "${key}" -q
        ;;
        *-openbsd*)
            grep "${key}:\*:" /etc/${db}
        ;;
        *)
            type -p nscd > /dev/null && nscd -i "${db}" 2> /dev/null;
            getent "${db}" "${key}"
        ;;
    esac
}
egetgroupname () 
{ 
    [[ $# -eq 1 ]] || die "usage: egetgroupname <gid>";
    egetent group "$1" | cut -d: -f1
}
egetgroups () 
{ 
    [[ $# -eq 1 ]] || die "usage: egetgroups <user>";
    local egroups_arr;
    read -r -a egroups_arr < <(id -G -n "$1");
    local g groups=${egroups_arr[0]};
    while read -r g; do
        [[ -n ${g} ]] && groups+=",${g}";
    done < <(printf '%s\n' "${egroups_arr[@]:1}" | sort);
    echo "${groups}"
}
egethome () 
{ 
    local pos;
    [[ $# -eq 1 ]] || die "usage: egethome <user>";
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            pos=9
        ;;
        *)
            pos=6
        ;;
    esac;
    egetent passwd "$1" | cut -d: -f${pos}
}
egetshell () 
{ 
    local pos;
    [[ $# -eq 1 ]] || die "usage: egetshell <user>";
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            pos=10
        ;;
        *)
            pos=7
        ;;
    esac;
    egetent passwd "$1" | cut -d: -f${pos}
}
egetusername () 
{ 
    [[ $# -eq 1 ]] || die "usage: egetusername <uid>";
    egetent passwd "$1" | cut -d: -f1
}
einstalldocs () 
{ 
    ( if [[ $(declare -p DOCS 2>/dev/null) != *=* ]]; then
        local d;
        for d in README* ChangeLog AUTHORS NEWS TODO CHANGES THANKS BUGS FAQ CREDITS CHANGELOG;
        do
            [[ -f ${d} && -s ${d} ]] && docinto / && dodoc "${d}";
        done;
    else
        if ___is_indexed_array_var DOCS; then
            [[ ${#DOCS[@]} -gt 0 ]] && docinto / && dodoc -r "${DOCS[@]}";
        else
            [[ -n ${DOCS} ]] && docinto / && dodoc -r ${DOCS};
        fi;
    fi );
    ( if ___is_indexed_array_var HTML_DOCS; then
        [[ ${#HTML_DOCS[@]} -gt 0 ]] && docinto html && dodoc -r "${HTML_DOCS[@]}";
    else
        [[ -n ${HTML_DOCS} ]] && docinto html && dodoc -r ${HTML_DOCS};
    fi )
}
enewgroup () 
{ 
    if [[ ${EUID} != 0 ]]; then
        ewarn "Insufficient privileges to execute ${FUNCNAME[0]}";
        return 0;
    fi;
    _assert_pkg_ebuild_phase ${FUNCNAME};
    local force_gid=;
    while [[ $1 == -* ]]; do
        case $1 in 
            -F)
                force_gid=1
            ;;
            *)
                die "${FUNCNAME}: invalid option ${1}"
            ;;
        esac;
        shift;
    done;
    local egroup=$1;
    shift;
    if [[ -z ${egroup} ]]; then
        eerror "No group specified !";
        die "Cannot call enewgroup without a group";
    fi;
    if [[ -n $(egetent group "${egroup}") ]]; then
        return 0;
    fi;
    elog "Adding group '${egroup}' to your system ...";
    local egid=$1;
    shift;
    if [[ -n ${egid} && ${egid} != -1 ]]; then
        if [[ ${egid} -gt 0 ]]; then
            if [[ -n $(egetent group ${egid}) ]]; then
                [[ -n ${force_gid} ]] && die "${FUNCNAME}: GID ${egid} already taken";
                egid="next available; requested gid taken";
            fi;
        else
            eerror "Groupid given but is not greater than 0 !";
            die "${egid} is not a valid GID";
        fi;
    else
        [[ -n ${force_gid} ]] && die "${FUNCNAME}: -F with gid==-1 makes no sense";
        egid="next available";
    fi;
    elog " - Groupid: ${egid}";
    if [[ $# -gt 0 ]]; then
        die "extra arguments no longer supported; please file a bug";
    fi;
    function _enewgroup_next_gid () 
    { 
        if [[ ${egid} == *[!0-9]* ]]; then
            for ((egid = 999; egid >= 101; egid--))
            do
                [[ -z $(egetent group ${egid}) ]] && break;
            done;
            [[ ${egid} -ge 101 ]] || die "${FUNCNAME}: no free GID found";
        fi
    };
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            _enewgroup_next_gid;
            pw groupadd "${egroup}" -g ${egid} || die
        ;;
        *-netbsd*)
            _enewgroup_next_gid;
            groupadd -g ${egid} "${egroup}" || die
        ;;
        *)
            local opts;
            if [[ ${egid} == *[!0-9]* ]]; then
                opts="";
            else
                opts="-g ${egid}";
            fi;
            groupadd -r ${opts} "${egroup}" || die
        ;;
    esac
}
enewuser () 
{ 
    if [[ ${EUID} != 0 ]]; then
        ewarn "Insufficient privileges to execute ${FUNCNAME[0]}";
        return 0;
    fi;
    _assert_pkg_ebuild_phase ${FUNCNAME};
    local create_home=1 force_uid=;
    while [[ $1 == -* ]]; do
        case $1 in 
            -F)
                force_uid=1
            ;;
            -M)
                create_home=
            ;;
            *)
                die "${FUNCNAME}: invalid option ${1}"
            ;;
        esac;
        shift;
    done;
    local euser=$1;
    shift;
    if [[ -z ${euser} ]]; then
        eerror "No username specified !";
        die "Cannot call enewuser without a username";
    fi;
    if [[ -n $(egetent passwd "${euser}") ]]; then
        return 0;
    fi;
    elog "Adding user '${euser}' to your system ...";
    local opts=();
    local euid=$1;
    shift;
    if [[ -n ${euid} && ${euid} != -1 ]]; then
        if [[ ${euid} -gt 0 ]]; then
            if [[ -n $(egetent passwd ${euid}) ]]; then
                [[ -n ${force_uid} ]] && die "${FUNCNAME}: UID ${euid} already taken";
                euid="next";
            fi;
        else
            eerror "Userid given but is not greater than 0 !";
            die "${euid} is not a valid UID";
        fi;
    else
        [[ -n ${force_uid} ]] && die "${FUNCNAME}: -F with uid==-1 makes no sense";
        euid="next";
    fi;
    if [[ ${euid} == "next" ]]; then
        for ((euid = 999; euid >= 101; euid--))
        do
            [[ -z $(egetent passwd ${euid}) ]] && break;
        done;
        [[ ${euid} -ge 101 ]] || die "${FUNCNAME}: no free UID found";
    fi;
    opts+=(-u ${euid});
    elog " - Userid: ${euid}";
    local eshell=$1;
    shift;
    if [[ ! -z ${eshell} ]] && [[ ${eshell} != "-1" ]]; then
        if [[ ! -e ${ROOT}${eshell} ]]; then
            eerror "A shell was specified but it does not exist !";
            die "${eshell} does not exist in ${ROOT}";
        fi;
        if [[ ${eshell} == */false || ${eshell} == */nologin ]]; then
            eerror "Do not specify ${eshell} yourself, use -1";
            die "Pass '-1' as the shell parameter";
        fi;
    else
        eshell=$(user_get_nologin);
    fi;
    elog " - Shell: ${eshell}";
    opts+=(-s "${eshell}");
    local ehome=$1;
    shift;
    if [[ -z ${ehome} ]] || [[ ${ehome} == "-1" ]]; then
        ehome="/dev/null";
    fi;
    elog " - Home: ${ehome}";
    opts+=(-d "${ehome}");
    local egroups=$1;
    shift;
    local g egroups_arr;
    IFS="," read -r -a egroups_arr <<< "${egroups}";
    if [[ ${#egroups_arr[@]} -gt 0 ]]; then
        local defgroup exgroups;
        for g in "${egroups_arr[@]}";
        do
            if [[ -z $(egetent group "${g}") ]]; then
                eerror "You must add group ${g} to the system first";
                die "${g} is not a valid GID";
            fi;
            if [[ -z ${defgroup} ]]; then
                defgroup=${g};
            else
                exgroups+=",${g}";
            fi;
        done;
        opts+=(-g "${defgroup}");
        if [[ ! -z ${exgroups} ]]; then
            opts+=(-G "${exgroups:1}");
        fi;
    fi;
    elog " - Groups: ${egroups:-(none)}";
    if [[ $# -gt 0 ]]; then
        die "extra arguments no longer supported; please file a bug";
    else
        local comment="added by portage for ${PN}";
        opts+=(-c "${comment}");
        elog " - GECOS: ${comment}";
    fi;
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            pw useradd "${euser}" "${opts[@]}" || die
        ;;
        *-netbsd*)
            useradd "${opts[@]}" "${euser}" || die
        ;;
        *-openbsd*)
            useradd -u ${euid} -s "${eshell}" -d "${ehome}" -g "${egroups}" "${euser}" || die
        ;;
        *)
            useradd -M -N -r "${opts[@]}" "${euser}" || die
        ;;
    esac;
    if [[ -n ${create_home} && ! -e ${ROOT}/${ehome} ]]; then
        elog " - Creating ${ehome} in ${ROOT}";
        mkdir -p "${ROOT}/${ehome}";
        chown "${euser}" "${ROOT}/${ehome}";
        chmod 755 "${ROOT}/${ehome}";
    fi
}
esetcomment () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    local euser=$1;
    shift;
    if [[ -z ${euser} ]]; then
        eerror "No username specified !";
        die "Cannot call esetcomment without a username";
    fi;
    if [[ -z $(egetent passwd "${euser}") ]]; then
        ewarn "User does not exist, cannot set comment -- skipping.";
        return 1;
    fi;
    local ecomment=$1;
    shift;
    if [[ -z ${ecomment} ]]; then
        eerror "No comment specified !";
        die "Cannot call esetcomment without a comment";
    fi;
    if [[ $(egetcomment "${euser}") == ${ecomment} ]]; then
        return 0;
    fi;
    elog "Updating comment for user '${euser}' ...";
    elog " - Comment: ${ecomment}";
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            pw usermod "${euser}" -c "${ecomment}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update comment";
            eerror "There was an error when attempting to update the comment for ${euser}";
            eerror "Please update it manually on your system:";
            eerror "\t pw usermod \"${euser}\" -c \"${ecomment}\""
        ;;
        *)
            usermod -c "${ecomment}" "${euser}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update comment";
            eerror "There was an error when attempting to update the comment for ${euser}";
            eerror "Please update it manually on your system (as root):";
            eerror "\t usermod -c \"${ecomment}\" \"${euser}\""
        ;;
    esac
}
esetgroups () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    [[ ${#} -eq 2 ]] || die "Usage: ${FUNCNAME} <user> <groups>";
    local euser=$1;
    shift;
    if [[ -z $(egetent passwd "${euser}") ]]; then
        ewarn "User does not exist, cannot set group -- skipping.";
        return 1;
    fi;
    local egroups=$1;
    shift;
    local g egroups_arr=();
    IFS="," read -r -a egroups_arr <<< "${egroups}";
    [[ ${#egroups_arr[@]} -gt 0 ]] || die "${FUNCNAME}: no groups specified";
    for g in "${egroups_arr[@]}";
    do
        if [[ -z $(egetent group "${g}") ]]; then
            eerror "You must add group ${g} to the system first";
            die "${g} is not a valid GID";
        fi;
    done;
    local defgroup=${egroups_arr[0]} exgroups_arr=();
    readarray -t exgroups_arr < <(printf '%s\n' "${egroups_arr[@]:1}" | sort);
    local exgroups=${exgroups_arr[*]};
    exgroups=${exgroups// /,};
    egroups=${defgroup}${exgroups:+,${exgroups}};
    if [[ $(egetgroups "${euser}") == ${egroups} ]]; then
        return 0;
    fi;
    local opts=(-g "${defgroup}" -G "${exgroups}");
    elog "Updating groups for user '${euser}' ...";
    elog " - Groups: ${egroups}";
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            pw usermod "${euser}" "${opts[@]}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update groups";
            eerror "There was an error when attempting to update the groups for ${euser}";
            eerror "Please update it manually on your system:";
            eerror "\t pw usermod \"${euser}\" ${opts[*]}"
        ;;
        *)
            usermod "${opts[@]}" "${euser}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update groups";
            eerror "There was an error when attempting to update the groups for ${euser}";
            eerror "Please update it manually on your system (as root):";
            eerror "\t usermod ${opts[*]} \"${euser}\""
        ;;
    esac
}
esethome () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    local euser=$1;
    shift;
    if [[ -z ${euser} ]]; then
        eerror "No username specified !";
        die "Cannot call esethome without a username";
    fi;
    if [[ -z $(egetent passwd "${euser}") ]]; then
        ewarn "User does not exist, cannot set home dir -- skipping.";
        return 1;
    fi;
    local ehome=$1;
    shift;
    if [[ -z ${ehome} ]]; then
        eerror "No home directory specified !";
        die "Cannot call esethome without a home directory or '-1'";
    fi;
    if [[ ${ehome} == "-1" ]]; then
        ehome="/dev/null";
    fi;
    if [[ $(egethome "${euser}") == ${ehome} ]]; then
        return 0;
    fi;
    elog "Updating home for user '${euser}' ...";
    elog " - Home: ${ehome}";
    if [[ ! -e ${ROOT}/${ehome} ]]; then
        elog " - Creating ${ehome} in ${ROOT}";
        mkdir -p "${ROOT}/${ehome}";
        chown "${euser}" "${ROOT}/${ehome}";
        chmod 755 "${ROOT}/${ehome}";
    fi;
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            pw usermod "${euser}" -d "${ehome}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update home";
            eerror "There was an error when attempting to update the home directory for ${euser}";
            eerror "Please update it manually on your system:";
            eerror "\t pw usermod \"${euser}\" -d \"${ehome}\""
        ;;
        *)
            usermod -d "${ehome}" "${euser}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update home";
            eerror "There was an error when attempting to update the home directory for ${euser}";
            eerror "Please update it manually on your system (as root):";
            eerror "\t usermod -d \"${ehome}\" \"${euser}\""
        ;;
    esac
}
esetshell () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    local euser=$1;
    shift;
    if [[ -z ${euser} ]]; then
        eerror "No username specified !";
        die "Cannot call esetshell without a username";
    fi;
    if [[ -z $(egetent passwd "${euser}") ]]; then
        ewarn "User does not exist, cannot set shell -- skipping.";
        return 1;
    fi;
    local eshell=$1;
    shift;
    if [[ -z ${eshell} ]]; then
        eerror "No shell specified !";
        die "Cannot call esetshell without a shell or '-1'";
    fi;
    if [[ ${eshell} == "-1" ]]; then
        eshell=$(user_get_nologin);
    fi;
    if [[ $(egetshell "${euser}") == ${eshell} ]]; then
        return 0;
    fi;
    elog "Updating shell for user '${euser}' ...";
    elog " - Shell: ${eshell}";
    case ${CHOST} in 
        *-freebsd* | *-dragonfly*)
            pw usermod "${euser}" -s "${eshell}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update shell";
            eerror "There was an error when attempting to update the shell for ${euser}";
            eerror "Please update it manually on your system:";
            eerror "\t pw usermod \"${euser}\" -s \"${eshell}\""
        ;;
        *)
            usermod -s "${eshell}" "${euser}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update shell";
            eerror "There was an error when attempting to update the shell for ${euser}";
            eerror "Please update it manually on your system (as root):";
            eerror "\t usermod -s \"${eshell}\" \"${euser}\""
        ;;
    esac
}
eshopts_pop () 
{ 
    local s;
    estack_pop eshopts s || die "${FUNCNAME}: unbalanced push";
    eval "${s}" || die "${FUNCNAME}: sanity: invalid shopt options: ${s}"
}
eshopts_push () 
{ 
    estack_push eshopts "$(shopt -p -o) $(shopt -p)";
    if [[ $1 == -[su] ]]; then
        [[ $# -le 1 ]] && return 0;
        shopt "$@" || die "${FUNCNAME}: bad options to shopt: $*";
    else
        [[ $# -eq 0 ]] && return 0;
        set "$@" || die "${FUNCNAME}: bad options to set: $*";
    fi
}
estack_pop () 
{ 
    [[ $# -eq 0 || $# -gt 2 ]] && die "estack_pop: incorrect # of arguments";
    local _estack_name="_ESTACK_$1_";
    shift;
    local _estack_retvar=$1;
    shift;
    eval local _estack_i=\${#${_estack_name}\[@\]};
    [[ $(( --_estack_i )) -eq -1 ]] && return 1;
    if [[ -n ${_estack_retvar} ]]; then
        eval ${_estack_retvar}=\"\${${_estack_name}\[${_estack_i}\]}\";
    fi;
    eval unset \"${_estack_name}\[${_estack_i}\]\"
}
estack_push () 
{ 
    [[ $# -eq 0 ]] && die "estack_push: incorrect # of arguments";
    local stack_name="_ESTACK_$1_";
    shift;
    eval ${stack_name}+=\( \"\$@\" \)
}
eumask_pop () 
{ 
    [[ $# -eq 0 ]] || die "${FUNCNAME}: we take no options";
    local s;
    estack_pop eumask s || die "${FUNCNAME}: unbalanced push";
    umask ${s} || die "${FUNCNAME}: sanity: could not restore umask: ${s}"
}
eumask_push () 
{ 
    estack_push eumask "$(umask)";
    umask "$@" || die "${FUNCNAME}: bad options to umask: $*"
}
evar_pop () 
{ 
    local cnt=${1:-bad};
    case $# in 
        0)
            cnt=1
        ;;
        1)
            [[ -z ${cnt//[0-9]} ]] || die "${FUNCNAME}: first arg must be a number: $*"
        ;;
        *)
            die "${FUNCNAME}: only accepts one arg: $*"
        ;;
    esac;
    local var val;
    while (( cnt-- )); do
        estack_pop evar val || die "${FUNCNAME}: unbalanced push";
        estack_pop evar var || die "${FUNCNAME}: unbalanced push";
        [[ ${val} == "unset_76fc3c462065bb4ca959f939e6793f94" ]] && unset ${var} || printf -v "${var}" '%s' "${val}";
    done
}
evar_push () 
{ 
    local var val;
    for var in "$@";
    do
        [[ ${!var+set} == "set" ]] && val=${!var} || val="unset_76fc3c462065bb4ca959f939e6793f94";
        estack_push evar "${var}" "${val}";
    done
}
evar_push_set () 
{ 
    local var=$1;
    evar_push ${var};
    case $# in 
        1)
            unset ${var}
        ;;
        2)
            printf -v "${var}" '%s' "$2"
        ;;
        *)
            die "${FUNCNAME}: incorrect # of args: $*"
        ;;
    esac
}
get_after_major_version () 
{ 
    echo $(get_version_component_range 2- "${1:-${PV}}")
}
get_all_version_components () 
{ 
    eshopts_push -s extglob;
    local ver_str=${1:-${PV}} result;
    result=();
    if [[ ${VERSIONATOR_CACHE_VER_STR} == ${ver_str} ]]; then
        echo ${VERSIONATOR_CACHE_RESULT};
        eshopts_pop;
        return;
    fi;
    export VERSIONATOR_CACHE_VER_STR=${ver_str};
    while [[ -n $ver_str ]]; do
        case "${ver_str::1}" in 
            [[:digit:]])
                result+=("${ver_str%%[^[:digit:]]*}");
                ver_str=${ver_str##+([[:digit:]])}
            ;;
            [-_.])
                result+=("${ver_str::1}");
                ver_str=${ver_str:1}
            ;;
            [[:alpha:]])
                local not_match=${ver_str##+([[:alpha:]])*([[:digit:]])};
                result+=("${ver_str::${#ver_str} - ${#not_match}}");
                ver_str=${not_match}
            ;;
            *)
                result+=("${ver_str::1}");
                ver_str=${ver_str:1}
            ;;
        esac;
    done;
    export VERSIONATOR_CACHE_RESULT=${result[*]};
    echo ${result[@]};
    eshopts_pop
}
get_last_version_component_index () 
{ 
    echo $(($(get_version_component_count "${1:-${PV}}" ) - 1))
}
get_libdir () 
{ 
    local libdir_var="LIBDIR_${ABI}";
    local libdir="lib";
    [[ -n ${ABI} && -n ${!libdir_var} ]] && libdir=${!libdir_var};
    echo "${libdir}"
}
get_major_version () 
{ 
    local c=($(get_all_version_components "${1:-${PV}}"));
    echo ${c[0]}
}
get_version_component_count () 
{ 
    local a=($(get_version_components "${1:-${PV}}"));
    echo ${#a[@]}
}
get_version_component_range () 
{ 
    eshopts_push -s extglob;
    local c v="${2:-${PV}}" range="${1}" range_start range_end;
    local -i i=-1 j=0;
    c=($(get_all_version_components "${v}"));
    range_start=${range%-*};
    range_start=${range_start:-1};
    range_end=${range#*-};
    range_end=${range_end:-${#c[@]}};
    while ((j < range_start)); do
        i+=1;
        ((i > ${#c[@]})) && eshopts_pop && return;
        [[ -n "${c[i]//[-._]}" ]] && j+=1;
    done;
    while ((j <= range_end)); do
        echo -n ${c[i]};
        ((i > ${#c[@]})) && eshopts_pop && return;
        [[ -n "${c[i]//[-._]}" ]] && j+=1;
        i+=1;
    done;
    eshopts_pop
}
get_version_components () 
{ 
    local c=$(get_all_version_components "${1:-${PV}}");
    echo ${c//[-._]/ }
}
in_iuse () 
{ 
    local use=${1};
    if [[ -z "${use}" ]]; then
        echo "!!! in_iuse() called without a parameter." 1>&2;
        echo "!!! in_iuse <USEFLAG>" 1>&2;
        die "in_iuse() called without a parameter";
    fi;
    local liuse=(${IUSE_EFFECTIVE});
    has "${use}" "${liuse[@]#[+-]}"
}
pkg_nofetch () 
{ 
    default
}
pkg_setup () 
{ 
    enewgroup ircd;
    enewuser ircd -1 -1 -1 ircd
}
replace_all_version_separators () 
{ 
    local c=($(get_all_version_components "${2:-${PV}}"));
    c=${c[@]//[-._]/$1};
    echo ${c// }
}
replace_version_separator () 
{ 
    eshopts_push -s extglob;
    local w c v="${3:-${PV}}";
    declare -i i found=0;
    w=${1:-1};
    c=($(get_all_version_components ${v}));
    if [[ ${w} != *[[:digit:]]* ]]; then
        for ((i = 0; i < ${#c[@]}; i++))
        do
            if [[ ${c[i]} == ${w} ]]; then
                c[i]=${2};
                break;
            fi;
        done;
    else
        for ((i = 0; i < ${#c[@]}; i++))
        do
            if [[ -n "${c[i]//[^-._]}" ]]; then
                found+=1;
                if ((found == w)); then
                    c[i]=${2};
                    break;
                fi;
            fi;
        done;
    fi;
    c=${c[*]};
    echo ${c// };
    eshopts_pop
}
src_compile () 
{ 
    cd $(support/config.guess) || die "failed to change into the source directory in src_compile";
    emake ircd iauth chkconf ircd-mkpasswd ircdwatch tkserv
}
src_configure () 
{ 
    sed -i -e "s/^#undef\tOPER_KILL$/#define\tOPER_KILL/" -e "s/^#undef\tOPER_RESTART$/#define\tOPER_RESTART/" -e "s/^#undef TIMEDKLINES$/#define\tTIMEDKLINES\t60/" -e "s/^#undef\tR_LINES$/#define\tR_LINES/" -e "s/^#undef\tCRYPT_OPER_PASSWORD$/#define\tCRYPT_OPER_PASSWORD/" -e "s/^#undef\tCRYPT_LINK_PASSWORD$/#define\tCRYPT_LINK_PASSWORD/" -e "s/^#undef\tIRC_UID$/#define\tIRC_UID\t$IRCUID/" -e "s/^#undef\tIRC_GID$/#define\tIRC_GID\t$IRCGID/" -e "s/^#undef USE_SERVICES$/#define\tUSE_SERVICES/" "${S}"/support/config.h.dist || die "failed to sed definitions in config.h.dist";
    if use zlib; then
        sed -i -e "s/^#undef\tZIP_LINKS$/#define\tZIP_LINKS/" "${S}"/support/config.h.dist || die "failed to sed ZIP_LINKS definition in config.h.dist";
    fi;
    econf --sysconfdir=/etc/ircd --localstatedir=/var/run/ircd --with-logdir=/var/log/ircd --with-rundir=/var/run/ircd --mandir='${prefix}/share/man' $(use_with zlib) $(use_enable ipv6 ip6)
}
src_install () 
{ 
    cd $(support/config.guess) || die "failed to change into the source directory in src_install";
    emake prefix="${D}"/usr ircd_conf_dir="${D}"/etc/ircd ircd_var_dir="${D}"/var/run/ircd ircd_log_dir="${D}"/var/log/ircd install-server install-tkserv;
    fowners ircd:ircd /var/run/ircd;
    fowners ircd:ircd /var/log/ircd;
    cd ../doc || die "failed to change into the doc directory in src_install";
    dodoc *-New alt-irc-faq Authors BUGS ChangeLog Etiquette iauth-internals.txt INSTALL.appendix INSTALL.* m4macros README RELEASE* rfc* SERVICE*;
    docinto Juped;
    dodoc Juped/Advertisement Juped/ChangeLog.* Juped/INSTALL;
    docinto Juped/US-Admin;
    dodoc Juped/US-Admin/Networking;
    docinto Nets;
    dodoc Nets/IRCNet;
    docinto Nets/Europe;
    dodoc Nets/Europe/*;
    newinitd "${FILESDIR}"/ircd.rc ircd;
    newconfd "${FILESDIR}"/ircd.confd ircd
}
src_prepare () 
{ 
    default
}
src_test () 
{ 
    default
}
src_unpack () 
{ 
    default
}
user_get_nologin () 
{ 
    local eshell;
    for eshell in /sbin/nologin /usr/sbin/nologin /bin/false /usr/bin/false /dev/null;
    do
        [[ -x ${ROOT}${eshell} ]] && break;
    done;
    if [[ ${eshell} == "/dev/null" ]]; then
        ewarn "Unable to identify the shell to use, proceeding with userland default.";
        case ${USERLAND} in 
            GNU)
                eshell="/bin/false"
            ;;
            BSD)
                eshell="/sbin/nologin"
            ;;
            Darwin)
                eshell="/usr/sbin/nologin"
            ;;
            *)
                die "Unable to identify the default shell for userland ${USERLAND}"
            ;;
        esac;
    fi;
    echo "${eshell}"
}
version_compare () 
{ 
    eshopts_push -s extglob;
    local ver_a=${1} ver_b=${2} parts_a parts_b;
    local cur_tok_a cur_tok_b num_part_a num_part_b;
    local -i cur_idx_a=0 cur_idx_b=0 prev_idx_a prev_idx_b;
    parts_a=($(get_all_version_components "${ver_a}" ));
    parts_b=($(get_all_version_components "${ver_b}" ));
    local -i inf_loop=0;
    while true; do
        inf_loop+=1;
        ((inf_loop > 20)) && die "versionator compare bug [numbers, ${ver_a}, ${ver_b}]";
        prev_idx_a=cur_idx_a;
        prev_idx_b=cur_idx_b;
        cur_tok_a=${parts_a[cur_idx_a]};
        cur_tok_b=${parts_b[cur_idx_b]};
        if [[ -n ${cur_tok_a} ]] && [[ -z ${cur_tok_a//[[:digit:]]} ]]; then
            cur_idx_a+=1;
            [[ ${parts_a[cur_idx_a]} == . ]] && cur_idx_a+=1;
        else
            cur_tok_a=;
        fi;
        if [[ -n ${cur_tok_b} ]] && [[ -z ${cur_tok_b//[[:digit:]]} ]]; then
            cur_idx_b+=1;
            [[ ${parts_b[cur_idx_b]} == . ]] && cur_idx_b+=1;
        else
            cur_tok_b=;
        fi;
        [[ -z ${cur_tok_a} && -z ${cur_tok_b} ]] && break;
        [[ -z ${cur_tok_a} ]] && eshopts_pop && return 1;
        [[ -z ${cur_tok_b} ]] && eshopts_pop && return 3;
        if (( prev_idx_a != 0 && prev_idx_b != 0 )) && [[ ${cur_tok_a} == 0* || ${cur_tok_b} == 0* ]]; then
            cur_tok_a=${cur_tok_a%%+(0)};
            cur_tok_b=${cur_tok_b%%+(0)};
            [[ ${cur_tok_a} < ${cur_tok_b} ]] && eshopts_pop && return 1;
            [[ ${cur_tok_a} > ${cur_tok_b} ]] && eshopts_pop && return 3;
        else
            cur_tok_a=${cur_tok_a##+(0)};
            cur_tok_b=${cur_tok_b##+(0)};
            : ${cur_tok_a:=0};
            : ${cur_tok_b:=0};
            ((cur_tok_a < cur_tok_b)) && eshopts_pop && return 1;
            ((cur_tok_a > cur_tok_b)) && eshopts_pop && return 3;
        fi;
    done;
    local letter_a=;
    letter_a=${parts_a[cur_idx_a]};
    if [[ ${#letter_a} -eq 1 && -z ${letter_a/[a-z]} ]]; then
        cur_idx_a+=1;
    else
        letter_a=@;
    fi;
    local letter_b=;
    letter_b=${parts_b[cur_idx_b]};
    if [[ ${#letter_b} -eq 1 && -z ${letter_b/[a-z]} ]]; then
        cur_idx_b+=1;
    else
        letter_b=@;
    fi;
    [[ ${letter_a} < ${letter_b} ]] && eshopts_pop && return 1;
    [[ ${letter_a} > ${letter_b} ]] && eshopts_pop && return 3;
    inf_loop=0;
    while true; do
        inf_loop+=1;
        ((inf_loop > 20)) && die "versionator compare bug [numbers, ${ver_a}, ${ver_b}]";
        [[ ${parts_a[cur_idx_a]} == _ ]] && ((cur_idx_a++));
        [[ ${parts_b[cur_idx_b]} == _ ]] && ((cur_idx_b++));
        cur_tok_a=${parts_a[cur_idx_a]};
        cur_tok_b=${parts_b[cur_idx_b]};
        num_part_a=0;
        num_part_b=0;
        if has ${cur_tok_a%%+([0-9])} "alpha" "beta" "pre" "rc" "p"; then
            cur_idx_a+=1;
            num_part_a=${cur_tok_a##+([a-z])};
            num_part_a=${num_part_a##+(0)};
            : ${num_part_a:=0};
            cur_tok_a=${cur_tok_a%%+([0-9])};
        else
            cur_tok_a=;
        fi;
        if has ${cur_tok_b%%+([0-9])} alpha beta pre rc p; then
            cur_idx_b+=1;
            num_part_b=${cur_tok_b##+([a-z])};
            num_part_b=${num_part_b##+(0)};
            : ${num_part_b:=0};
            cur_tok_b=${cur_tok_b%%+([0-9])};
        else
            cur_tok_b=;
        fi;
        if [[ ${cur_tok_a} != ${cur_tok_b} ]]; then
            local suffix;
            for suffix in alpha beta pre rc "" p;
            do
                [[ ${cur_tok_a} == ${suffix} ]] && eshopts_pop && return 1;
                [[ ${cur_tok_b} == ${suffix} ]] && eshopts_pop && return 3;
            done;
        else
            if [[ -z ${cur_tok_a} && -z ${cur_tok_b} ]]; then
                break;
            else
                ((num_part_a < num_part_b)) && eshopts_pop && return 1;
                ((num_part_a > num_part_b)) && eshopts_pop && return 3;
            fi;
        fi;
    done;
    [[ ${parts_a[cur_idx_a]} == - ]] && ((cur_idx_a++));
    [[ ${parts_b[cur_idx_b]} == - ]] && ((cur_idx_b++));
    if [[ -n ${parts_a[cur_idx_a]/r+([0-9])} || -n ${parts_b[cur_idx_b]/r+([0-9])} ]]; then
        die "versionator compare bug [revisions, ${ver_a}, ${ver_b}]";
    fi;
    num_part_a=${parts_a[cur_idx_a]#r};
    num_part_a=${num_part_a##+(0)};
    : ${num_part_a:=0};
    num_part_b=${parts_b[cur_idx_b]#r};
    num_part_b=${num_part_b##+(0)};
    : ${num_part_b:=0};
    ((num_part_a < num_part_b)) && eshopts_pop && return 1;
    ((num_part_a > num_part_b)) && eshopts_pop && return 3;
    eshopts_pop;
    return 2
}
version_format_string () 
{ 
    local fstr=$1;
    shift;
    set -- $(get_version_components "$@");
    eval echo "${fstr}"
}
version_is_at_least () 
{ 
    local want_s="$1" have_s="${2:-${PVR}}" r;
    version_compare "${want_s}" "${have_s}";
    r=$?;
    case $r in 
        1 | 2)
            return 0
        ;;
        3)
            return 1
        ;;
        *)
            die "versionator compare bug [atleast, ${want_s}, ${have_s}, ${r}]"
        ;;
    esac
}
version_sort () 
{ 
    eshopts_push -s extglob;
    local items=;
    local -i left=0;
    items=("$@");
    while ((left < ${#items[@]})); do
        local -i lowest_idx=left;
        local -i idx=lowest_idx+1;
        while ((idx < ${#items[@]})); do
            version_compare "${items[lowest_idx]}" "${items[idx]}";
            [[ $? -eq 3 ]] && lowest_idx=idx;
            idx+=1;
        done;
        local tmp=${items[lowest_idx]};
        items[lowest_idx]=${items[left]};
        items[left]=${tmp};
        left+=1;
    done;
    echo ${items[@]};
    eshopts_pop
}