environment

environment (text/plain), 78.42 KB, created by Ray Griffin (rorgoroth) on 2013-08-01 17:59:40 UTC

declare -x ABI="64"
declare -x ALSA_CARDS="hda-intel"
declare -x APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias"
declare -x ARCH="amd64"
declare -x BOOTSTRAP_USE="cxx unicode python_targets_python3_2 python_targets_python2_7 multilib multilib"
declare -x CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author"
declare -x CAMERAS="ptp2"
declare -x CBUILD="x86_64-pc-linux-gnu"
declare -x CFLAGS="-O2 -march=native -pipe"
declare -x CFLAGS_amd64="-m64"
declare -x CFLAGS_default
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_default="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="df interface irq load memory rrdtool swap syslog"
declare -x COLORFGBG="default;default"
declare -x CTARGET_default="x86_64-pc-linux-gnu"
declare -x CXXFLAGS="-O2 -march=native -pipe"
declare -x DEFAULT_ABI="amd64"
declare -x DEFINED_PHASES=" compile configure install test"
declare DEPEND="!dev-libs/libusb:1
	udev? ( >=virtual/udev-200 )
	doc? ( app-doc/doxygen ) "
declare DESCRIPTION="Userspace access to USB devices"
declare -x DESKTOP_STARTUP_ID="awesome/urxvt/1687-19-gentoo_TIME4159427"
declare -x DESTTREE="/usr"
declare -x DIROPTIONS="-m0755"
declare -- DOCS="AUTHORS ChangeLog NEWS PORTING README THANKS TODO"
declare -x DOUSE="systemd pulseaudio udev python dbus zsh-completion introspection X xcb png jpg apng llvm opengl gudev hwdb keymap alsa vorbis threads truetype mpd ogg curl exif jpeg pdf smp svg xpm gtk jpeg2k cairo vdpau rar zip lzma minizip opus icu gles2 smpeg mp3 mp4 corefonts fftw fontconfig pango webp lzo sdl vaapi mmx mmxext ssse3 gif theora vpx x264 xvid policykit"
declare -x EAPI="5"
declare -- ECONF_SOURCE="."
declare -x ELIBC="glibc"
declare -- EPATCH_COMMON_OPTS="-g0 -E --no-backup-if-mismatch"
declare -- EPATCH_EXCLUDE=""
declare -- EPATCH_FORCE="no"
declare -- EPATCH_MULTI_MSG="Applying various patches (bugfixes/updates) ..."
declare -- EPATCH_OPTS=""
declare -- EPATCH_SINGLE_MSG=""
declare -- EPATCH_SOURCE="/var/tmp/portage/dev-libs/libusbx-1.0.16-r1/work/patch"
declare -- EPATCH_SUFFIX="patch.bz2"
declare -x EXEOPTIONS="-m0755"
declare -x FCFLAGS="-O2 -pipe"
declare -x FETCHCOMMAND_SSH="bash -c \"x=\\\${2#ssh://} ; host=\\\${x%%/*} ; port=\\\${host##*:} ; host=\\\${host%:*} ; [[ \\\${host} = \\\${port} ]] && port=22 ; exec rsync --rsh=\\\"ssh -p\\\${port} \\\${3}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\" \"\${PORTAGE_SSH_OPTS}\""
declare -x FFLAGS="-O2 -pipe"
declare -x GCC_SPECS=""
declare -x GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx"
declare -x GRUB_PLATFORMS=""
declare -x GSETTINGS_BACKEND="gconf"
declare -x GUILE_LOAD_PATH="/usr/share/guile/1.8"
declare HDEPEND=""
declare -x HISTSIZE="2000"
declare HOMEPAGE="http://libusbx.sourceforge.net/"
declare -x HUSHLOGIN="FALSE"
declare -x INHERITED=" multilib toolchain-funcs user eutils"
declare -x INPUT_DEVICES="evdev"
declare -x INSDESTTREE=""
declare -x INSOPTIONS="-m0644"
declare IUSE="debug doc examples static-libs test udev "
declare -x IUSE_EFFECTIVE="alpha amd64 amd64-fbsd amd64-linux arm arm-linux debug doc elibc_AIX elibc_Cygwin elibc_Darwin elibc_FreeBSD elibc_HPUX elibc_Interix elibc_NetBSD elibc_OpenBSD elibc_SunOS elibc_Winnt elibc_glibc elibc_mintlib elibc_musl elibc_uclibc examples hppa hppa-hpux ia64 ia64-hpux ia64-linux kernel_AIX kernel_Cygwin kernel_Darwin kernel_FreeBSD kernel_HPUX kernel_Interix kernel_NetBSD kernel_OpenBSD kernel_SunOS kernel_Winnt kernel_freemint kernel_linux m68k m68k-mint mips ppc ppc-aix ppc-macos ppc-openbsd ppc64 ppc64-linux prefix s390 sh sparc sparc-fbsd sparc-solaris sparc64-freebsd sparc64-solaris static-libs test udev userland_BSD userland_GNU x64-freebsd x64-macos x64-openbsd x64-solaris x86 x86-cygwin x86-fbsd x86-freebsd x86-interix x86-linux x86-macos x86-netbsd x86-openbsd x86-solaris x86-winnt"
declare -x IUSE_IMPLICIT="prefix"
declare -x KERNEL="linux"
declare -x KERNEL_ABI="amd64"
declare -x KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 -x86-fbsd ~amd64-linux ~arm-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos"
declare -x LANG="en_GB.UTF-8"
declare -x LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text"
declare -x LC_COLLATE="C"
declare -x LDFLAGS="-Wl,-O1 -Wl,--as-needed"
declare -x LDFLAGS_amd64="-m elf_x86_64"
declare -x LDFLAGS_default
declare -x LDFLAGS_x32="-m elf32_x86_64"
declare -x LDFLAGS_x86="-m elf_i386"
declare -x LIBDIR_amd64="lib64"
declare -x LIBDIR_amd64_fbsd="lib64"
declare -x LIBDIR_default="lib"
declare -x LIBDIR_n32="lib32"
declare -x LIBDIR_n64="lib64"
declare -x LIBDIR_o32="lib"
declare -x LIBDIR_ppc="lib32"
declare -x LIBDIR_ppc64="lib64"
declare -x LIBDIR_s390="lib32"
declare -x LIBDIR_s390x="lib64"
declare -x LIBDIR_sparc32="lib32"
declare -x LIBDIR_sparc64="lib64"
declare -x LIBDIR_x32="libx32"
declare -x LIBDIR_x86="lib32"
declare -x LIBDIR_x86_fbsd="lib32"
declare -x LIBOPTIONS="-m0644"
declare -x LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer"
declare -x LICENSE="LGPL-2.1"
declare -x LINGUAS="en_GB"
declare -x MAIL="/var/mail/ray"
declare -x MAKEOPTS="-j1"
declare -x MULTILIB_ABIS="amd64"
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)"
declare -x NETBEANS="apisupport cnd groovy gsf harness ide identity j2ee java mobility nb php profiler soa visualweb webcommon websvccommon xml"
declare -x NOUSE="-kde -qt4 -docs -bluetooth -oss -gnome \\  -gvfs -ipv6 -consolekit -upower -java -bindist -static-libs -openrc -webkit"
declare -x OFFICE_IMPLEMENTATION="libreoffice"
declare -x OPENCL_PROFILE="nvidia"
declare -x OPENGL_PROFILE="nvidia"
declare -x PATH="/usr/lib64/portage/bin/ebuild-helpers:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin:/usr/x86_64-pc-linux-gnu/gcc-bin/4.8.1"
declare PDEPEND=""
declare -x PHP_TARGETS="php5-4"
declare -a PORTAGE_DOCOMPRESS='([0]="/usr/share/doc" [1]="/usr/share/info" [2]="/usr/share/man")'
declare -a PORTAGE_DOCOMPRESS_SKIP='([0]="/usr/share/doc/libusbx-1.0.16-r1/html")'
declare -x PRELINK_PATH_MASK="/usr/lib64/libfreebl3.so:/usr/lib64/libnssdbm3.so:/usr/lib64/libsoftokn3.so"
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 PROMPT="%B%(?..[%?] )%b%n@%U%m%u> "
declare -x PROPERTIES=""
declare -x PROVIDE=""
declare -x PYHTON_TARGETS="python2_7 python3_3"
declare -x PYTHONDONTWRITEBYTECODE="1"
declare -x PYTHON_SINGLE_TARGET="python2_7"
declare -x PYTHON_TARGETS="python2_7 python3_2"
declare RDEPEND="!dev-libs/libusb:1
	udev? ( >=virtual/udev-200 ) "
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=22 ; exec rsync --rsh=\\\"ssh -p\\\${port} \\\${3}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\" \"\${PORTAGE_SSH_OPTS}\""
declare -x RPROMPT="%F{green}%~%f"
declare -x RUBY_TARGETS="ruby19 ruby18"
declare -x S="/var/tmp/portage/dev-libs/libusbx-1.0.16-r1/work/libusbx-1.0.16"
declare -x SANDBOX_DEBUG="0"
declare -x SANDBOX_DENY=""
declare -x SANDBOX_PID="18178"
declare -x SANDBOX_PREDICT="/var/tmp/portage/dev-libs/libusbx-1.0.16-r1/homedir:/dev/crypto:/var/cache/fontconfig"
declare -x SANDBOX_READ="/:/var/tmp"
declare -x SANDBOX_VERBOSE="1"
declare -x SANDBOX_WRITE=":/dev/console:/dev/fd:/dev/full:/dev/null:/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/:/var/tmp/portage/dev-libs/libusbx-1.0.16-r1/homedir/.bash_history"
declare -x SAVEHIST="2000"
declare -x SHELL="/bin/zsh"
declare -x SLOT="1"
declare SRC_URI="mirror://sourceforge/libusbx/libusbx-1.0.16.tar.bz2"
declare -x SYMLINK_LIB="yes"
declare -x USE="amd64 elibc_glibc kernel_linux udev userland_GNU"
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 arm-linux hppa hppa-hpux ia64 ia64-hpux ia64-linux m68k m68k-mint mips ppc ppc64 ppc64-linux ppc-aix ppc-macos ppc-openbsd s390 sh sparc sparc64-freebsd sparc64-solaris sparc-fbsd sparc-solaris x64-freebsd x64-macos x64-openbsd x64-solaris x86 x86-cygwin x86-fbsd x86-freebsd x86-interix x86-linux x86-macos x86-netbsd x86-openbsd x86-solaris x86-winnt"
declare -x USE_EXPAND_VALUES_ELIBC="AIX Cygwin Darwin FreeBSD glibc HPUX Interix mintlib musl NetBSD OpenBSD SunOS uclibc Winnt"
declare -x USE_EXPAND_VALUES_KERNEL="AIX Cygwin Darwin FreeBSD freemint HPUX Interix linux NetBSD OpenBSD SunOS Winnt"
declare -x USE_EXPAND_VALUES_USERLAND="BSD GNU"
declare -x VIDEO_CARDS="nvidia"
declare -x WINDOWID="14680073"
declare -x WINDOWPATH="1"
declare -x XDG_CONFIG_DIRS="/etc/xdg"
declare -x XDG_DATA_DIRS="/usr/local/share:/usr/share"
declare -x XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
declare -x _E_DOCDESTTREE_=""
declare -x _E_EXEDESTTREE_=""
declare -- ___ECLASS_ONCE_EUTILS="recur -_+^+_- spank"
declare -- ___ECLASS_ONCE_MULTILIB="recur -_+^+_- spank"
declare -- ___ECLASS_ONCE_TOOLCHAIN_FUNCS="recur -_+^+_- spank"
declare -- ___ECLASS_ONCE_USER="recur -_+^+_- spank"
declare -- phase_func
_assert_pkg_ebuild_phase () 
{ 
    case ${EBUILD_PHASE} in 
        setup | preinst | postinst)

        ;;
        *)
            eerror "'$1()' called from '${EBUILD_PHASE}' phase which is not OK:";
            eerror "You may only call from pkg_{setup,preinst,postinst} functions.";
            eerror "Package fails at QA and at life.  Please file a bug.";
            die "Bad package!  $1 is only for use in some pkg_* functions!"
        ;;
    esac
}
_gcc-install-dir () 
{ 
    echo "$(LC_ALL=C $(tc-getCC) -print-search-dirs 2> /dev/null |		awk '$1=="install:" {print $2}')"
}
_gcc-specs-directive_raw () 
{ 
    local cc=$(tc-getCC);
    local specfiles=$(LC_ALL=C ${cc} -v 2>&1 | awk '$1=="Reading" {print $NF}');
    ${cc} -dumpspecs 2> /dev/null | cat - ${specfiles} | awk -v directive=$1 'BEGIN	{ pspec=""; spec=""; outside=1 }
$1=="*"directive":"  { pspec=spec; spec=""; outside=0; next }
	outside || NF==0 || ( substr($1,1,1)=="*" && substr($1,length($1),1)==":" ) { outside=1; next }
	spec=="" && substr($0,1,1)=="+" { spec=pspec " " substr($0,2); next }
	{ spec=spec $0 }
END	{ print spec }';
    return 0
}
_gcc-specs-exists () 
{ 
    [[ -f $(_gcc-install-dir)/$1 ]]
}
_gcc_fullversion () 
{ 
    local ver="$1";
    shift;
    set -- `$(tc-getCPP "$@") -E -P - <<<"__GNUC__ __GNUC_MINOR__ __GNUC_PATCHLEVEL__"`;
    eval echo "$ver"
}
_iconins () 
{ 
    ( local funcname=$1;
    shift;
    local size dir;
    local context=apps;
    local theme=hicolor;
    while [[ $# -gt 0 ]]; do
        case $1 in 
            -s | --size)
                if [[ ${2%%x*}x${2%%x*} == "$2" ]]; then
                    size=${2%%x*};
                else
                    size=${2};
                fi;
                case ${size} in 
                    16 | 22 | 24 | 32 | 36 | 48 | 64 | 72 | 96 | 128 | 192 | 256)
                        size=${size}x${size}
                    ;;
                    scalable)

                    ;;
                    *)
                        eerror "${size} is an unsupported icon size!";
                        exit 1
                    ;;
                esac;
                shift 2
            ;;
            -t | --theme)
                theme=${2};
                shift 2
            ;;
            -c | --context)
                context=${2};
                shift 2
            ;;
            *)
                if [[ -z ${size} ]]; then
                    insinto /usr/share/pixmaps;
                else
                    insinto /usr/share/icons/${theme}/${size}/${context};
                fi;
                if [[ ${funcname} == doicon ]]; then
                    if [[ -f $1 ]]; then
                        doins "${1}";
                    else
                        if [[ -d $1 ]]; then
                            shopt -s nullglob;
                            doins "${1}"/*.{png,svg};
                            shopt -u nullglob;
                        else
                            eerror "${1} is not a valid file/directory!";
                            exit 1;
                        fi;
                    fi;
                else
                    break;
                fi;
                shift 1
            ;;
        esac;
    done;
    if [[ ${funcname} == newicon ]]; then
        newins "$@";
    fi ) || die
}
_tc-getPROG () 
{ 
    local tuple=$1;
    local v var vars=$2;
    local prog=$3;
    var=${vars%% *};
    for v in ${vars};
    do
        if [[ -n ${!v} ]]; then
            export ${var}="${!v}";
            echo "${!v}";
            return 0;
        fi;
    done;
    local search=;
    [[ -n $4 ]] && search=$(type -p "$4-${prog}");
    [[ -z ${search} && -n ${!tuple} ]] && search=$(type -p "${!tuple}-${prog}");
    [[ -n ${search} ]] && prog=${search##*/};
    export ${var}=${prog};
    echo "${!var}"
}
built_with_use () 
{ 
    local hidden="no";
    if [[ $1 == "--hidden" ]]; then
        hidden="yes";
        shift;
    fi;
    local missing_action="die";
    if [[ $1 == "--missing" ]]; then
        missing_action=$2;
        shift;
        shift;
        case ${missing_action} in 
            true | false | die)

            ;;
            *)
                die "unknown action '${missing_action}'"
            ;;
        esac;
    fi;
    local opt=$1;
    [[ ${opt:0:1} = "-" ]] && shift || opt="-a";
    local PKG=$(best_version $1);
    [[ -z ${PKG} ]] && die "Unable to resolve $1 to an installed package";
    shift;
    local USEFILE=${ROOT}/var/db/pkg/${PKG}/USE;
    local IUSEFILE=${ROOT}/var/db/pkg/${PKG}/IUSE;
    if [[ ! -e ${USEFILE} ]] || [[ ! -e ${IUSEFILE} && ${hidden} == "no" ]]; then
        case ${missing_action} in 
            true)
                return 0
            ;;
            false)
                return 1
            ;;
            die)
                die "Unable to determine what USE flags $PKG was built with"
            ;;
        esac;
    fi;
    if [[ ${hidden} == "no" ]]; then
        local IUSE_BUILT=($(<"${IUSEFILE}"));
        local expand;
        for expand in $(echo ${USE_EXPAND} | tr '[:upper:]' '[:lower:]');
        do
            if [[ $1 == ${expand}_* ]]; then
                expand="";
                break;
            fi;
        done;
        if [[ -n ${expand} ]]; then
            if ! has $1 ${IUSE_BUILT[@]#[-+]}; then
                case ${missing_action} in 
                    true)
                        return 0
                    ;;
                    false)
                        return 1
                    ;;
                    die)
                        die "$PKG does not actually support the $1 USE flag!"
                    ;;
                esac;
            fi;
        fi;
    fi;
    local USE_BUILT=$(<${USEFILE});
    while [[ $# -gt 0 ]]; do
        if [[ ${opt} = "-o" ]]; then
            has $1 ${USE_BUILT} && return 0;
        else
            has $1 ${USE_BUILT} || return 1;
        fi;
        shift;
    done;
    [[ ${opt} = "-a" ]]
}
check_license () 
{ 
    die "you no longer need this as portage supports ACCEPT_LICENSE itself"
}
doicon () 
{ 
    _iconins ${FUNCNAME} "$@"
}
domenu () 
{ 
    ( local i j ret=0;
    insinto /usr/share/applications;
    for i in "$@";
    do
        if [[ -f ${i} ]]; then
            doins "${i}";
            ((ret+=$?));
        else
            if [[ -d ${i} ]]; then
                for j in "${i}"/*.desktop;
                do
                    doins "${j}";
                    ((ret+=$?));
                done;
            else
                ((++ret));
            fi;
        fi;
    done;
    exit ${ret} )
}
ebeep () 
{ 
    ewarn "QA Notice: ebeep is not defined in EAPI=${EAPI}, please file a bug at http://bugs.gentoo.org"
}
econf_build () 
{ 
    tc-env_build econf --build=${CBUILD:-${CHOST}} "$@"
}
ecvs_clean () 
{ 
    [[ -z $* ]] && set -- .;
    find "$@" -type d -name 'CVS' -prune -print0 | xargs -0 rm -rf;
    find "$@" -type f -name '.cvs*' -print0 | xargs -0 rm -rf
}
edos2unix () 
{ 
    [[ $# -eq 0 ]] && return 0;
    sed -i 's/\r$//' -- "$@" || die
}
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 
        *-darwin[678])
            case ${key} in 
                *[!0-9]*)
                    nidump ${db} . | awk -F: "(\$1 ~ /^${key}\$/) {print;exit;}"
                ;;
                *)
                    nidump ${db} . | awk -F: "(\$3 == ${key}) {print;exit;}"
                ;;
            esac
        ;;
        *-darwin*)
            local mykey;
            case ${db} in 
                passwd)
                    db="Users" mykey="UniqueID"
                ;;
                group)
                    db="Groups" mykey="PrimaryGroupID"
                ;;
            esac;
            case ${key} in 
                *[!0-9]*)
                    dscl . -read /${db}/${key} 2> /dev/null | grep RecordName
                ;;
                *)
                    dscl . -search /${db} ${mykey} ${key} 2> /dev/null
                ;;
            esac
        ;;
        *-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
        ;;
        *-netbsd* | *-openbsd*)
            grep "${key}:\*:" /etc/${db}
        ;;
        *)
            nscd -i "${db}" 2> /dev/null;
            getent "${db}" "${key}"
        ;;
    esac
}
egethome () 
{ 
    local pos;
    [[ $# -eq 1 ]] || die "usage: egethome <user>";
    case ${CHOST} in 
        *-darwin* | *-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 
        *-darwin* | *-freebsd* | *-dragonfly*)
            pos=10
        ;;
        *)
            pos=7
        ;;
    esac;
    egetent passwd "$1" | cut -d: -f${pos}
}
emktemp () 
{ 
    local exe="touch";
    [[ $1 == -d ]] && exe="mkdir" && shift;
    local topdir=$1;
    if [[ -z ${topdir} ]]; then
        [[ -z ${T} ]] && topdir="/tmp" || topdir=${T};
    fi;
    if ! type -P mktemp > /dev/null; then
        local tmp=/;
        while [[ -e ${tmp} ]]; do
            tmp=${topdir}/tmp.${RANDOM}.${RANDOM}.${RANDOM};
        done;
        ${exe} "${tmp}" || ${exe} -p "${tmp}";
        echo "${tmp}";
    else
        if [[ ${exe} == "touch" ]]; then
            TMPDIR="${topdir}" mktemp -t tmp.XXXXXXXXXX;
        else
            TMPDIR="${topdir}" mktemp -dt tmp.XXXXXXXXXX;
        fi;
    fi
}
enewgroup () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    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;
    einfo "Adding group '${egroup}' to your system ...";
    local egid=$1;
    shift;
    if [[ ! -z ${egid} ]]; then
        if [[ ${egid} -gt 0 ]]; then
            if [[ -n $(egetent group ${egid}) ]]; then
                egid="next available; requested gid taken";
            fi;
        else
            eerror "Groupid given but is not greater than 0 !";
            die "${egid} is not a valid GID";
        fi;
    else
        egid="next available";
    fi;
    einfo " - 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 = 101; egid <= 999; egid++))
            do
                [[ -z $(egetent group ${egid}) ]] && break;
            done;
        fi
    };
    case ${CHOST} in 
        *-darwin*)
            _enewgroup_next_gid;
            dscl . create "/groups/${egroup}" gid ${egid};
            dscl . create "/groups/${egroup}" passwd '*'
        ;;
        *-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 () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    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;
    einfo "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 ${euid}) ]]; then
                euid="next";
            fi;
        else
            eerror "Userid given but is not greater than 0 !";
            die "${euid} is not a valid UID";
        fi;
    else
        euid="next";
    fi;
    if [[ ${euid} == "next" ]]; then
        for ((euid = 101; euid <= 999; euid++))
        do
            [[ -z $(egetent passwd ${euid}) ]] && break;
        done;
    fi;
    opts+=(-u ${euid});
    einfo " - 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
        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
            eerror "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;
    fi;
    einfo " - Shell: ${eshell}";
    opts+=(-s "${eshell}");
    local ehome=$1;
    shift;
    if [[ -z ${ehome} ]] || [[ ${ehome} == "-1" ]]; then
        ehome="/dev/null";
    fi;
    einfo " - Home: ${ehome}";
    opts+=(-d "${ehome}");
    local egroups=$1;
    shift;
    local g egroups_arr;
    IFS="," read -r -a egroups_arr <<< "${egroups}";
    shift;
    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;
    einfo " - 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}");
        einfo " - GECOS: ${comment}";
    fi;
    case ${CHOST} in 
        *-darwin*)
            dscl . create "/users/${euser}" uid ${euid};
            dscl . create "/users/${euser}" shell "${eshell}";
            dscl . create "/users/${euser}" home "${ehome}";
            dscl . create "/users/${euser}" realname "added by portage for ${PN}";
            for g in "${egroups_arr[@]}";
            do
                dscl . merge "/groups/${g}" users "${euser}";
            done
        ;;
        *-freebsd* | *-dragonfly*)
            pw useradd "${euser}" "${opts[@]}" || die
        ;;
        *-netbsd*)
            useradd "${opts[@]}" "${euser}" || die
        ;;
        *-openbsd*)
            useradd -u ${euid} -s "${eshell}" -d "${ehome}" -g "${egroups}" "${euser}" || die
        ;;
        *)
            useradd -r "${opts[@]}" "${euser}" || die
        ;;
    esac;
    if [[ ! -e ${ROOT}/${ehome} ]]; then
        einfo " - Creating ${ehome} in ${ROOT}";
        mkdir -p "${ROOT}/${ehome}";
        chown "${euser}" "${ROOT}/${ehome}";
        chmod 755 "${ROOT}/${ehome}";
    fi
}
epatch () 
{ 
    function _epatch_draw_line () 
    { 
        [[ -z $1 ]] && set "$(printf "%65s" '')";
        echo "${1//?/=}"
    };
    unset P4CONFIG P4PORT P4USER;
    local EPATCH_OPTS=(${EPATCH_OPTS[*]});
    while [[ $# -gt 0 ]]; do
        case $1 in 
            -*)
                EPATCH_OPTS+=("$1")
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ $# -gt 1 ]]; then
        local m;
        for m in "$@";
        do
            epatch "${m}";
        done;
        return 0;
    fi;
    local SINGLE_PATCH="no";
    [[ $# -eq 0 ]] && set -- "${EPATCH_SOURCE}";
    if [[ -f $1 ]]; then
        SINGLE_PATCH="yes";
        set -- "$1";
        local EPATCH_SUFFIX=$1;
    else
        if [[ -d $1 ]]; then
            evar_push_set LC_COLLATE C;
            set -- "$1"/*${EPATCH_SUFFIX:+."${EPATCH_SUFFIX}"};
            evar_pop;
        else
            if [[ -f ${EPATCH_SOURCE}/$1 ]]; then
                epatch "${EPATCH_SOURCE}/$1";
                return $?;
            else
                [[ $# -ne 0 ]] && EPATCH_SOURCE=$1;
                echo;
                eerror "Cannot find \$EPATCH_SOURCE!  Value for \$EPATCH_SOURCE is:";
                eerror;
                eerror "  ${EPATCH_SOURCE}";
                eerror "  ( ${EPATCH_SOURCE##*/} )";
                echo;
                die "Cannot find \$EPATCH_SOURCE!";
            fi;
        fi;
    fi;
    EPATCH_OPTS="${EPATCH_COMMON_OPTS} ${EPATCH_OPTS[*]}";
    local PIPE_CMD;
    case ${EPATCH_SUFFIX##*\.} in 
        xz)
            PIPE_CMD="xz -dc"
        ;;
        lzma)
            PIPE_CMD="lzma -dc"
        ;;
        bz2)
            PIPE_CMD="bzip2 -dc"
        ;;
        gz | Z | z)
            PIPE_CMD="gzip -dc"
        ;;
        ZIP | zip)
            PIPE_CMD="unzip -p"
        ;;
        *)

        ;;
    esac;
    [[ ${SINGLE_PATCH} == "no" ]] && einfo "${EPATCH_MULTI_MSG}";
    local x;
    for x in "$@";
    do
        [[ ! -f ${x} ]] && continue;
        local patchname=${x##*/};
        local a=${patchname#*_};
        a=${a%%_*};
        if ! [[ ${SINGLE_PATCH} == "yes" || ${EPATCH_FORCE} == "yes" || ${a} == all || ${a} == ${ARCH} ]]; then
            continue;
        fi;
        if [[ -n ${EPATCH_EXCLUDE} ]]; then
            eshopts_push -o noglob;
            local ex;
            for ex in ${EPATCH_EXCLUDE};
            do
                if [[ ${patchname} == ${ex} ]]; then
                    einfo "  Skipping ${patchname} due to EPATCH_EXCLUDE ...";
                    eshopts_pop;
                    continue 2;
                fi;
            done;
            for ex in ${EPATCH_USER_EXCLUDE};
            do
                if [[ ${patchname} == ${ex} ]]; then
                    einfo "  Skipping ${patchname} due to EPATCH_USER_EXCLUDE ...";
                    eshopts_pop;
                    continue 2;
                fi;
            done;
            eshopts_pop;
        fi;
        if [[ ${SINGLE_PATCH} == "yes" ]]; then
            if [[ -n ${EPATCH_SINGLE_MSG} ]]; then
                einfo "${EPATCH_SINGLE_MSG}";
            else
                einfo "Applying ${patchname} ...";
            fi;
        else
            einfo "  ${patchname} ...";
        fi;
        local STDERR_TARGET="${T}/${patchname}.out";
        if [[ -e ${STDERR_TARGET} ]]; then
            STDERR_TARGET="${T}/${patchname}-$$.out";
        fi;
        printf "***** %s *****\nPWD: %s\n\n" "${patchname}" "${PWD}" > "${STDERR_TARGET}";
        local count=0;
        local PATCH_TARGET;
        if [[ -n ${PIPE_CMD} ]]; then
            PATCH_TARGET="${T}/$$.patch";
            echo "PIPE_COMMAND:  ${PIPE_CMD} ${x} > ${PATCH_TARGET}" >> "${STDERR_TARGET}";
            if ! ( ${PIPE_CMD} "${x}" > "${PATCH_TARGET}" ) >> "${STDERR_TARGET}" 2>&1; then
                echo;
                eerror "Could not extract patch!";
                count=5;
                break;
            fi;
        else
            PATCH_TARGET=${x};
        fi;
        local abs_paths=$(egrep -n '^[-+]{3} /' "${PATCH_TARGET}" | awk '$2 != "/dev/null" { print }');
        if [[ -n ${abs_paths} ]]; then
            count=1;
            printf "NOTE: skipping -p0 due to absolute paths in patch:\n%s\n" "${abs_paths}" >> "${STDERR_TARGET}";
        fi;
        local rel_paths=$(egrep -n '^[-+]{3} [^	]*[.][.]/' "${PATCH_TARGET}");
        if [[ -n ${rel_paths} ]]; then
            echo;
            eerror "Rejected Patch: ${patchname} !";
            eerror " ( ${PATCH_TARGET} )";
            eerror;
            eerror "Your patch uses relative paths '../':";
            eerror "${rel_paths}";
            echo;
            die "you need to fix the relative paths in patch";
        fi;
        local patch_cmd;
        local patch="patch";
        eval $(alias patch 2>/dev/null | sed 's:^alias ::');
        while [[ ${count} -lt 5 ]]; do
            patch_cmd="${patch} -p${count} ${EPATCH_OPTS}";
            ( _epatch_draw_line "***** ${patchname} *****";
            echo;
            echo "PATCH COMMAND:  ${patch_cmd} < '${PATCH_TARGET}'";
            echo;
            _epatch_draw_line "***** ${patchname} *****";
            ${patch_cmd} --dry-run -f < "${PATCH_TARGET}" 2>&1;
            ret=$?;
            echo;
            echo "patch program exited with status ${ret}";
            exit ${ret} ) >> "${STDERR_TARGET}";
            if [ $? -eq 0 ]; then
                ( _epatch_draw_line "***** ${patchname} *****";
                echo;
                echo "ACTUALLY APPLYING ${patchname} ...";
                echo;
                _epatch_draw_line "***** ${patchname} *****";
                ${patch_cmd} < "${PATCH_TARGET}" 2>&1;
                ret=$?;
                echo;
                echo "patch program exited with status ${ret}";
                exit ${ret} ) >> "${STDERR_TARGET}";
                if [ $? -ne 0 ]; then
                    echo;
                    eerror "A dry-run of patch command succeeded, but actually";
                    eerror "applying the patch failed!";
                    count=5;
                fi;
                break;
            fi;
            : $(( count++ ));
        done;
        if [[ -n ${PIPE_CMD} ]]; then
            rm -f "${PATCH_TARGET}";
        fi;
        if [[ ${count} -ge 5 ]]; then
            echo;
            eerror "Failed Patch: ${patchname} !";
            eerror " ( ${PATCH_TARGET} )";
            eerror;
            eerror "Include in your bugreport the contents of:";
            eerror;
            eerror "  ${STDERR_TARGET}";
            echo;
            die "Failed Patch: ${patchname}!";
        fi;
        rm -f "${STDERR_TARGET}";
        cat >> "${T}/epatch.log"  <<-EOF
PATCH: ${x}
CMD: ${patch_cmd}
PWD: ${PWD}

EOF

        eend 0;
    done;
    [[ ${SINGLE_PATCH} == "no" ]] && einfo "Done with patching";
    :
}
epatch_user () 
{ 
    [[ $# -ne 0 ]] && die "epatch_user takes no options";
    local applied="${T}/epatch_user.log";
    [[ -e ${applied} ]] && return 2;
    local EPATCH_SOURCE check base=${PORTAGE_CONFIGROOT%/}/etc/portage/patches;
    for check in ${CATEGORY}/{${P}-${PR},${P},${PN}}{,:${SLOT}};
    do
        EPATCH_SOURCE=${base}/${CTARGET}/${check};
        [[ -r ${EPATCH_SOURCE} ]] || EPATCH_SOURCE=${base}/${CHOST}/${check};
        [[ -r ${EPATCH_SOURCE} ]] || EPATCH_SOURCE=${base}/${check};
        if [[ -d ${EPATCH_SOURCE} ]]; then
            EPATCH_SOURCE=${EPATCH_SOURCE} EPATCH_SUFFIX="patch" EPATCH_FORCE="yes" EPATCH_MULTI_MSG="Applying user patches from ${EPATCH_SOURCE} ..." epatch;
            echo "${EPATCH_SOURCE}" > "${applied}";
            return 0;
        fi;
    done;
    echo "none" > "${applied}";
    return 1
}
epause () 
{ 
    ewarn "QA Notice: epause is not defined in EAPI=${EAPI}, please file a bug at http://bugs.gentoo.org"
}
epunt_cxx () 
{ 
    local dir=$1;
    [[ -z ${dir} ]] && dir=${S};
    ebegin "Removing useless C++ checks";
    local f p any_found;
    while IFS= read -r -d '' f; do
        for p in "${PORTDIR}"/eclass/ELT-patches/nocxx/*.patch;
        do
            if patch --no-backup-if-mismatch -p1 "${f}" "${p}" > /dev/null; then
                any_found=1;
                break;
            fi;
        done;
    done < <(find "${dir}" -name configure -print0);
    if [[ -z ${any_found} ]]; then
        eqawarn "epunt_cxx called unnecessarily (no C++ checks to punt).";
    fi;
    eend 0
}
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}") == ${ehome} ]]; then
        return 0;
    fi;
    einfo "Updating home for user '${euser}' ...";
    einfo " - Home: ${ehome}";
    if [[ ! -e ${ROOT}/${ehome} ]]; then
        einfo " - Creating ${ehome} in ${ROOT}";
        mkdir -p "${ROOT}/${ehome}";
        chown "${euser}" "${ROOT}/${ehome}";
        chmod 755 "${ROOT}/${ehome}";
    fi;
    case ${CHOST} in 
        *-darwin*)
            dscl . change "/users/${euser}" home "${ehome}"
        ;;
        *-freebsd* | *-dragonfly*)
            pw usermod "${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}\" \"${euser}\""
        ;;
    esac
}
eshopts_pop () 
{ 
    local s;
    estack_pop eshopts s || die "${FUNCNAME}: unbalanced push";
    if [[ ${s} == "shopt -"* ]]; then
        eval "${s}" || die "${FUNCNAME}: sanity: invalid shopt options: ${s}";
    else
        set +$- || die "${FUNCNAME}: sanity: invalid shell settings: $-";
        set -${s} || die "${FUNCNAME}: sanity: unable to restore saved shell settings: ${s}";
    fi
}
eshopts_push () 
{ 
    if [[ $1 == -[su] ]]; then
        estack_push eshopts "$(shopt -p)";
        [[ $# -eq 0 ]] && return 0;
        shopt "$@" || die "${FUNCNAME}: bad options to shopt: $*";
    else
        estack_push eshopts $-;
        [[ $# -eq 0 ]] && return 0;
        set "$@" || 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}+=\( \"\$@\" \)
}
esvn_clean () 
{ 
    [[ -z $* ]] && set -- .;
    find "$@" -type d -name '.svn' -prune -print0 | xargs -0 rm -rf
}
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 $# in 
        0)
            cnt=1
        ;;
        1)
            isdigit "${cnt}" || 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";
        [[ ${val} == "${___ECLASS_ONCE_EUTILS}" ]] && unset ${var} || printf -v "${var}" '%s' "${val}";
    done
}
evar_push () 
{ 
    local var val;
    for var in "$@";
    do
        [[ ${!var+set} == "set" ]] && val=${!var} || val="${___ECLASS_ONCE_EUTILS}";
        estack_push evar "${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
}
gcc-fullversion () 
{ 
    _gcc_fullversion '$1.$2.$3' "$@"
}
gcc-major-version () 
{ 
    _gcc_fullversion '$1' "$@"
}
gcc-micro-version () 
{ 
    _gcc_fullversion '$3' "$@"
}
gcc-minor-version () 
{ 
    _gcc_fullversion '$2' "$@"
}
gcc-specs-directive () 
{ 
    local directive subdname subdirective;
    directive="$(_gcc-specs-directive_raw $1)";
    while [[ ${directive} == *%\(*\)* ]]; do
        subdname=${directive/*%\(};
        subdname=${subdname/\)*};
        subdirective="$(_gcc-specs-directive_raw ${subdname})";
        directive="${directive//\%(${subdname})/${subdirective}}";
    done;
    echo "${directive}";
    return 0
}
gcc-specs-nostrict () 
{ 
    local directive;
    directive=$(gcc-specs-directive cc1);
    return $([[ "${directive/\{!fstrict-overflow:}" != "${directive}" ]])
}
gcc-specs-now () 
{ 
    local directive;
    directive=$(gcc-specs-directive link_command);
    return $([[ "${directive/\{!nonow:}" != "${directive}" ]])
}
gcc-specs-pie () 
{ 
    local directive;
    directive=$(gcc-specs-directive cc1);
    return $([[ "${directive/\{!nopie:}" != "${directive}" ]])
}
gcc-specs-relro () 
{ 
    local directive;
    directive=$(gcc-specs-directive link_command);
    return $([[ "${directive/\{!norelro:}" != "${directive}" ]])
}
gcc-specs-ssp () 
{ 
    local directive;
    directive=$(gcc-specs-directive cc1);
    return $([[ "${directive/\{!fno-stack-protector:}" != "${directive}" ]])
}
gcc-specs-ssp-to-all () 
{ 
    local directive;
    directive=$(gcc-specs-directive cc1);
    return $([[ "${directive/\{!fno-stack-protector-all:}" != "${directive}" ]])
}
gcc-version () 
{ 
    _gcc_fullversion '$1.$2' "$@"
}
gen_usr_ldscript () 
{ 
    local lib libdir=$(get_libdir) output_format="" auto=false suffix=$(get_libname);
    [[ -z ${ED+set} ]] && local ED=${D%/}${EPREFIX}/;
    tc-is-static-only && return;
    case ${CTARGET:-${CHOST}} in 
        *-darwin*)

        ;;
        *linux* | *-freebsd* | *-openbsd* | *-netbsd*)
            use prefix && return 0
        ;;
        *)
            return 0
        ;;
    esac;
    dodir /usr/${libdir};
    if [[ $1 == "-a" ]]; then
        auto=true;
        shift;
        dodir /${libdir};
    fi;
    output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p');
    [[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT ( ${output_format} )";
    for lib in "$@";
    do
        local tlib;
        if ${auto}; then
            lib="lib${lib}${suffix}";
        else
            [[ -r ${ED}/${libdir}/${lib} ]] || continue;
        fi;
        case ${CTARGET:-${CHOST}} in 
            *-darwin*)
                if ${auto}; then
                    tlib=$(scanmacho -qF'%S#F' "${ED}"/usr/${libdir}/${lib});
                else
                    tlib=$(scanmacho -qF'%S#F' "${ED}"/${libdir}/${lib});
                fi;
                [[ -z ${tlib} ]] && die "unable to read install_name from ${lib}";
                tlib=${tlib##*/};
                if ${auto}; then
                    mv "${ED}"/usr/${libdir}/${lib%${suffix}}.*${suffix#.} "${ED}"/${libdir}/ || die;
                    if [[ ${tlib} != ${lib%${suffix}}.*${suffix#.} ]]; then
                        mv "${ED}"/usr/${libdir}/${tlib%${suffix}}.*${suffix#.} "${ED}"/${libdir}/ || die;
                    fi;
                    rm -f "${ED}"/${libdir}/${lib};
                fi;
                if [[ ! -w "${ED}/${libdir}/${tlib}" ]]; then
                    chmod u+w "${ED}${libdir}/${tlib}";
                    local nowrite=yes;
                fi;
                install_name_tool -id "${EPREFIX}"/${libdir}/${tlib} "${ED}"/${libdir}/${tlib} || die "install_name_tool failed";
                [[ -n ${nowrite} ]] && chmod u-w "${ED}${libdir}/${tlib}";
                pushd "${ED}/usr/${libdir}" > /dev/null;
                ln -snf "../../${libdir}/${tlib}" "${lib}";
                popd > /dev/null
            ;;
            *)
                if ${auto}; then
                    tlib=$(scanelf -qF'%S#F' "${ED}"/usr/${libdir}/${lib});
                    [[ -z ${tlib} ]] && die "unable to read SONAME from ${lib}";
                    mv "${ED}"/usr/${libdir}/${lib}* "${ED}"/${libdir}/ || die;
                    if [[ ${tlib} != ${lib}* ]]; then
                        mv "${ED}"/usr/${libdir}/${tlib}* "${ED}"/${libdir}/ || die;
                    fi;
                    rm -f "${ED}"/${libdir}/${lib};
                else
                    tlib=${lib};
                fi;
                cat > "${ED}/usr/${libdir}/${lib}"  <<-END_LDSCRIPT
/* GNU ld script
   Since Gentoo has critical dynamic libraries in /lib, and the static versions
   in /usr/lib, we need to have a "fake" dynamic lib in /usr/lib, otherwise we
   run into linking problems.  This "fake" dynamic lib is a linker script that
   redirects the linker to the real lib.  And yes, this works in the cross-
   compiling scenario as the sysroot-ed linker will prepend the real path.

   See bug http://bugs.gentoo.org/4411 for more info.
 */
${output_format}
GROUP ( ${EPREFIX}/${libdir}/${tlib} )
END_LDSCRIPT

            ;;
        esac
        fperms a+x "/usr/${libdir}/${lib}" || die "could not change perms on ${lib}";
    done
}
get_abi_CFLAGS () 
{ 
    get_abi_var CFLAGS "$@"
}
get_abi_CHOST () 
{ 
    get_abi_var CHOST "$@"
}
get_abi_CTARGET () 
{ 
    get_abi_var CTARGET "$@"
}
get_abi_FAKE_TARGETS () 
{ 
    get_abi_var FAKE_TARGETS "$@"
}
get_abi_LDFLAGS () 
{ 
    get_abi_var LDFLAGS "$@"
}
get_abi_LIBDIR () 
{ 
    get_abi_var LIBDIR "$@"
}
get_abi_var () 
{ 
    local flag=$1;
    local abi=${2:-${ABI:-${DEFAULT_ABI:-default}}};
    local var="${flag}_${abi}";
    echo ${!var}
}
get_all_abis () 
{ 
    local x order="" mvar dvar;
    mvar="MULTILIB_ABIS";
    dvar="DEFAULT_ABI";
    if [[ -n $1 ]]; then
        mvar="$1_${mvar}";
        dvar="$1_${dvar}";
    fi;
    if [[ -z ${!mvar} ]]; then
        echo "default";
        return 0;
    fi;
    for x in ${!mvar};
    do
        if [[ ${x} != ${!dvar} ]]; then
            order="${order:+${order} }${x}";
        fi;
    done;
    order="${order:+${order} }${!dvar}";
    echo ${order};
    return 0
}
get_all_libdirs () 
{ 
    local libdirs abi;
    for abi in ${MULTILIB_ABIS};
    do
        libdirs+=" $(get_abi_LIBDIR ${abi})";
    done;
    [[ " ${libdirs} " != *" lib "* ]] && libdirs+=" lib";
    echo "${libdirs}"
}
get_install_abis () 
{ 
    local x order="";
    if [[ -z ${MULTILIB_ABIS} ]]; then
        echo "default";
        return 0;
    fi;
    if [[ ${EMULTILIB_PKG} == "true" ]]; then
        for x in ${MULTILIB_ABIS};
        do
            if [[ ${x} != "${DEFAULT_ABI}" ]]; then
                has ${x} ${ABI_DENY} || order="${order} ${x}";
            fi;
        done;
        has ${DEFAULT_ABI} ${ABI_DENY} || order="${order} ${DEFAULT_ABI}";
        if [[ -n ${ABI_ALLOW} ]]; then
            local ordera="";
            for x in ${order};
            do
                if has ${x} ${ABI_ALLOW}; then
                    ordera="${ordera} ${x}";
                fi;
            done;
            order=${ordera};
        fi;
    else
        order=${DEFAULT_ABI};
    fi;
    if [[ -z ${order} ]]; then
        die "The ABI list is empty.  Are you using a proper multilib profile?  Perhaps your USE flags or MULTILIB_ABIS are too restrictive for this package.";
    fi;
    echo ${order};
    return 0
}
get_libdir () 
{ 
    local CONF_LIBDIR;
    if [ -n "${CONF_LIBDIR_OVERRIDE}" ]; then
        echo ${CONF_LIBDIR_OVERRIDE};
    else
        get_abi_LIBDIR;
    fi
}
get_libname () 
{ 
    local libname;
    local ver=$1;
    case ${CHOST} in 
        *-cygwin | mingw* | *-mingw*)
            libname="dll"
        ;;
        *-darwin*)
            libname="dylib"
        ;;
        *-mint*)
            libname="irrelevant"
        ;;
        hppa*-hpux*)
            libname="sl"
        ;;
        *)
            libname="so"
        ;;
    esac;
    if [[ -z $* ]]; then
        echo ".${libname}";
    else
        for ver in "$@";
        do
            case ${CHOST} in 
                *-darwin*)
                    echo ".${ver}.${libname}"
                ;;
                *-mint*)
                    echo ".${libname}"
                ;;
                *)
                    echo ".${libname}.${ver}"
                ;;
            esac;
        done;
    fi
}
get_modname () 
{ 
    local modname;
    local ver=$1;
    case ${CHOST} in 
        *-darwin*)
            modname="bundle"
        ;;
        *)
            modname="so"
        ;;
    esac;
    echo ".${modname}"
}
has_multilib_profile () 
{ 
    [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
}
in_iuse () 
{ 
    debug-print-function ${FUNCNAME} "${@}";
    [[ ${#} -eq 1 ]] || die "Invalid args to ${FUNCNAME}()";
    local flag=${1};
    local liuse=(${IUSE});
    has "${flag}" "${liuse[@]#[+-]}"
}
is_final_abi () 
{ 
    has_multilib_profile || return 0;
    set -- $(get_install_abis);
    local LAST_ABI=$#;
    [[ ${!LAST_ABI} == ${ABI} ]]
}
isdigit () 
{ 
    local d;
    for d in "$@";
    do
        [[ ${d:-bad} == *[!0-9]* ]] && return 1;
    done;
    return 0
}
make_desktop_entry () 
{ 
    [[ -z $1 ]] && die "make_desktop_entry: You must specify the executable";
    local exec=${1};
    local name=${2:-${PN}};
    local icon=${3:-${PN}};
    local type=${4};
    local fields=${5};
    if [[ -z ${type} ]]; then
        local catmaj=${CATEGORY%%-*};
        local catmin=${CATEGORY##*-};
        case ${catmaj} in 
            app)
                case ${catmin} in 
                    accessibility)
                        type="Utility;Accessibility"
                    ;;
                    admin)
                        type=System
                    ;;
                    antivirus)
                        type=System
                    ;;
                    arch)
                        type="Utility;Archiving"
                    ;;
                    backup)
                        type="Utility;Archiving"
                    ;;
                    cdr)
                        type="AudioVideo;DiscBurning"
                    ;;
                    dicts)
                        type="Office;Dictionary"
                    ;;
                    doc)
                        type=Documentation
                    ;;
                    editors)
                        type="Utility;TextEditor"
                    ;;
                    emacs)
                        type="Development;TextEditor"
                    ;;
                    emulation)
                        type="System;Emulator"
                    ;;
                    laptop)
                        type="Settings;HardwareSettings"
                    ;;
                    office)
                        type=Office
                    ;;
                    pda)
                        type="Office;PDA"
                    ;;
                    vim)
                        type="Development;TextEditor"
                    ;;
                    xemacs)
                        type="Development;TextEditor"
                    ;;
                esac
            ;;
            dev)
                type="Development"
            ;;
            games)
                case ${catmin} in 
                    action | fps)
                        type=ActionGame
                    ;;
                    arcade)
                        type=ArcadeGame
                    ;;
                    board)
                        type=BoardGame
                    ;;
                    emulation)
                        type=Emulator
                    ;;
                    kids)
                        type=KidsGame
                    ;;
                    puzzle)
                        type=LogicGame
                    ;;
                    roguelike)
                        type=RolePlaying
                    ;;
                    rpg)
                        type=RolePlaying
                    ;;
                    simulation)
                        type=Simulation
                    ;;
                    sports)
                        type=SportsGame
                    ;;
                    strategy)
                        type=StrategyGame
                    ;;
                esac;
                type="Game;${type}"
            ;;
            gnome)
                type="Gnome;GTK"
            ;;
            kde)
                type="KDE;Qt"
            ;;
            mail)
                type="Network;Email"
            ;;
            media)
                case ${catmin} in 
                    gfx)
                        type=Graphics
                    ;;
                    *)
                        case ${catmin} in 
                            radio)
                                type=Tuner
                            ;;
                            sound)
                                type=Audio
                            ;;
                            tv)
                                type=TV
                            ;;
                            video)
                                type=Video
                            ;;
                        esac;
                        type="AudioVideo;${type}"
                    ;;
                esac
            ;;
            net)
                case ${catmin} in 
                    dialup)
                        type=Dialup
                    ;;
                    ftp)
                        type=FileTransfer
                    ;;
                    im)
                        type=InstantMessaging
                    ;;
                    irc)
                        type=IRCClient
                    ;;
                    mail)
                        type=Email
                    ;;
                    news)
                        type=News
                    ;;
                    nntp)
                        type=News
                    ;;
                    p2p)
                        type=FileTransfer
                    ;;
                    voip)
                        type=Telephony
                    ;;
                esac;
                type="Network;${type}"
            ;;
            sci)
                case ${catmin} in 
                    astro*)
                        type=Astronomy
                    ;;
                    bio*)
                        type=Biology
                    ;;
                    calc*)
                        type=Calculator
                    ;;
                    chem*)
                        type=Chemistry
                    ;;
                    elec*)
                        type=Electronics
                    ;;
                    geo*)
                        type=Geology
                    ;;
                    math*)
                        type=Math
                    ;;
                    physics)
                        type=Physics
                    ;;
                    visual*)
                        type=DataVisualization
                    ;;
                esac;
                type="Education;Science;${type}"
            ;;
            sys)
                type="System"
            ;;
            www)
                case ${catmin} in 
                    client)
                        type=WebBrowser
                    ;;
                esac;
                type="Network;${type}"
            ;;
            *)
                type=
            ;;
        esac;
    fi;
    if [ "${SLOT}" == "0" ]; then
        local desktop_name="${PN}";
    else
        local desktop_name="${PN}-${SLOT}";
    fi;
    local desktop="${T}/$(echo ${exec} | sed 's:[[:space:]/:]:_:g')-${desktop_name}.desktop";
    type=${type%;}${type:+;};
    eshopts_push -s extglob;
    if [[ -n ${icon} && ${icon} != /* ]] && [[ ${icon} == *.xpm || ${icon} == *.png || ${icon} == *.svg ]]; then
        ewarn "As described in the Icon Theme Specification, icon file extensions are not";
        ewarn "allowed in .desktop files if the value is not an absolute path.";
        icon=${icon%.@(xpm|png|svg)};
    fi;
    eshopts_pop;
    cat > "${desktop}"  <<-EOF
[Desktop Entry]
Name=${name}
Type=Application
Comment=${DESCRIPTION}
Exec=${exec}
TryExec=${exec%% *}
Icon=${icon}
Categories=${type}
EOF

    if [[ ${fields:-=} != *=* ]]; then
        ewarn "make_desktop_entry: update your 5th arg to read Path=${fields}";
        fields="Path=${fields}";
    fi;
    [[ -n ${fields} ]] && printf '%b\n' "${fields}" >> "${desktop}";
    ( insinto /usr/share/applications;
    doins "${desktop}" ) || die "installing desktop file failed"
}
make_session_desktop () 
{ 
    [[ -z $1 ]] && eerror "$0: You must specify the title" && return 1;
    [[ -z $2 ]] && eerror "$0: You must specify the command" && return 1;
    local title=$1;
    local command=$2;
    local desktop=${T}/${wm:-${PN}}.desktop;
    shift 2;
    cat > "${desktop}"  <<-EOF
[Desktop Entry]
Name=${title}
Comment=This session logs you into ${title}
Exec=${command} $*
TryExec=${command}
Type=XSession
EOF

    ( insinto /usr/share/xsessions;
    doins "${desktop}" )
}
make_wrapper () 
{ 
    local wrapper=$1 bin=$2 chdir=$3 libdir=$4 path=$5;
    local tmpwrapper=$(emktemp);
    ( echo '#!/bin/sh';
    [[ -n ${chdir} ]] && printf 'cd "%s"\n' "${chdir}";
    if [[ -n ${libdir} ]]; then
        cat  <<-EOF
if [ "\${LD_LIBRARY_PATH+set}" = "set" ] ; then
export LD_LIBRARY_PATH="\${LD_LIBRARY_PATH}:${libdir}"
else
export LD_LIBRARY_PATH="${libdir}"
fi
EOF

    fi
    printf 'exec %s "$@"\n' "${bin}" ) > "${tmpwrapper}";
    chmod go+rx "${tmpwrapper}";
    if [[ -n ${path} ]]; then
        ( exeinto "${path}";
        newexe "${tmpwrapper}" "${wrapper}" ) || die;
    else
        newbin "${tmpwrapper}" "${wrapper}" || die;
    fi
}
multilib_env () 
{ 
    local CTARGET=${1:-${CTARGET}};
    case ${CTARGET} in 
        x86_64*)
            export CFLAGS_x86=${CFLAGS_x86--m32};
            export CHOST_x86=${CTARGET/x86_64/i686};
            CHOST_x86=${CHOST_x86/%-gnux32/-gnu};
            export CTARGET_x86=${CHOST_x86};
            if [[ ${SYMLINK_LIB} == "yes" ]]; then
                export LIBDIR_x86="lib32";
            else
                export LIBDIR_x86="lib";
            fi;
            export CFLAGS_amd64=${CFLAGS_amd64--m64};
            export CHOST_amd64=${CTARGET/%-gnux32/-gnu};
            export CTARGET_amd64=${CHOST_amd64};
            export LIBDIR_amd64="lib64";
            export CFLAGS_x32=${CFLAGS_x32--mx32};
            export CHOST_x32=${CTARGET/%-gnu/-gnux32};
            export CTARGET_x32=${CHOST_x32};
            export LIBDIR_x32="libx32";
            case ${CTARGET} in 
                *-gnux32)
                    : ${MULTILIB_ABIS=x32 amd64 x86};
                    : ${DEFAULT_ABI=x32}
                ;;
                *)
                    : ${MULTILIB_ABIS=amd64 x86};
                    : ${DEFAULT_ABI=amd64}
                ;;
            esac
        ;;
        mips64*)
            export CFLAGS_o32=${CFLAGS_o32--mabi=32};
            export CHOST_o32=${CTARGET/mips64/mips};
            export CTARGET_o32=${CHOST_o32};
            export LIBDIR_o32="lib";
            export CFLAGS_n32=${CFLAGS_n32--mabi=n32};
            export CHOST_n32=${CTARGET};
            export CTARGET_n32=${CHOST_n32};
            export LIBDIR_n32="lib32";
            export CFLAGS_n64=${CFLAGS_n64--mabi=64};
            export CHOST_n64=${CTARGET};
            export CTARGET_n64=${CHOST_n64};
            export LIBDIR_n64="lib64";
            : ${MULTILIB_ABIS=n64 n32 o32};
            : ${DEFAULT_ABI=n32}
        ;;
        powerpc64*)
            export CFLAGS_ppc=${CFLAGS_ppc--m32};
            export CHOST_ppc=${CTARGET/powerpc64/powerpc};
            export CTARGET_ppc=${CHOST_ppc};
            export LIBDIR_ppc="lib";
            export CFLAGS_ppc64=${CFLAGS_ppc64--m64};
            export CHOST_ppc64=${CTARGET};
            export CTARGET_ppc64=${CHOST_ppc64};
            export LIBDIR_ppc64="lib64";
            : ${MULTILIB_ABIS=ppc64 ppc};
            : ${DEFAULT_ABI=ppc64}
        ;;
        s390x*)
            export CFLAGS_s390=${CFLAGS_s390--m31};
            export CHOST_s390=${CTARGET/s390x/s390};
            export CTARGET_s390=${CHOST_s390};
            export LIBDIR_s390="lib";
            export CFLAGS_s390x=${CFLAGS_s390x--m64};
            export CHOST_s390x=${CTARGET};
            export CTARGET_s390x=${CHOST_s390x};
            export LIBDIR_s390x="lib64";
            : ${MULTILIB_ABIS=s390x s390};
            : ${DEFAULT_ABI=s390x}
        ;;
        sparc64*)
            export CFLAGS_sparc32=${CFLAGS_sparc32--m32};
            export CHOST_sparc32=${CTARGET/sparc64/sparc};
            export CTARGET_sparc32=${CHOST_sparc32};
            export LIBDIR_sparc32="lib";
            export CFLAGS_sparc64=${CFLAGS_sparc64--m64};
            export CHOST_sparc64=${CTARGET};
            export CTARGET_sparc64=${CHOST_sparc64};
            export LIBDIR_sparc64="lib64";
            : ${MULTILIB_ABIS=sparc64 sparc32};
            : ${DEFAULT_ABI=sparc64}
        ;;
        *)
            : ${MULTILIB_ABIS=default};
            : ${DEFAULT_ABI=default}
        ;;
    esac;
    export MULTILIB_ABIS DEFAULT_ABI
}
multilib_toolchain_setup () 
{ 
    local v vv;
    export ABI=$1;
    if [[ ${__DEFAULT_ABI_SAVED} == "true" ]]; then
        for v in CHOST CBUILD AS CC CXX LD PKG_CONFIG_{LIBDIR,PATH};
        do
            vv="__abi_saved_${v}";
            [[ ${!vv+set} == "set" ]] && export ${v}="${!vv}" || unset ${v};
            unset ${vv};
        done;
        unset __DEFAULT_ABI_SAVED;
    fi;
    if [[ ${ABI} != ${DEFAULT_ABI} ]]; then
        for v in CHOST CBUILD AS CC CXX LD PKG_CONFIG_{LIBDIR,PATH};
        do
            vv="__abi_saved_${v}";
            [[ ${!v+set} == "set" ]] && export ${vv}="${!v}" || unset ${vv};
        done;
        export __DEFAULT_ABI_SAVED="true";
        export CHOST=$(get_abi_CHOST ${DEFAULT_ABI});
        export CC="$(tc-getCC) $(get_abi_CFLAGS)";
        export CXX="$(tc-getCXX) $(get_abi_CFLAGS)";
        export LD="$(tc-getLD) $(get_abi_LDFLAGS)";
        export CHOST=$(get_abi_CHOST $1);
        export CBUILD=$(get_abi_CHOST $1);
        export PKG_CONFIG_LIBDIR=${EPREFIX}/usr/$(get_libdir)/pkgconfig;
        export PKG_CONFIG_PATH=${EPREFIX}/usr/share/pkgconfig;
    fi
}
newicon () 
{ 
    _iconins ${FUNCNAME} "$@"
}
newmenu () 
{ 
    ( insinto /usr/share/applications;
    newins "$@" )
}
number_abis () 
{ 
    set -- `get_install_abis`;
    echo $#
}
path_exists () 
{ 
    local opt=$1;
    [[ ${opt} == -[ao] ]] && shift || opt="-a";
    [[ $# -eq 0 ]] && return 1;
    local p r=0;
    for p in "$@";
    do
        [[ -e ${p} ]];
        : $(( r += $? ));
    done;
    case ${opt} in 
        -a)
            return $(( r != 0 ))
        ;;
        -o)
            return $(( r == $# ))
        ;;
    esac
}
pkg_nofetch () 
{ 
    __eapi0_pkg_nofetch "$@"
}
preserve_old_lib () 
{ 
    if [[ ${EBUILD_PHASE} != "preinst" ]]; then
        eerror "preserve_old_lib() must be called from pkg_preinst() only";
        die "Invalid preserve_old_lib() usage";
    fi;
    [[ -z $1 ]] && die "Usage: preserve_old_lib <library to preserve> [more libraries to preserve]";
    has preserve-libs ${FEATURES} && return 0;
    local lib dir;
    for lib in "$@";
    do
        [[ -e ${ROOT}/${lib} ]] || continue;
        dir=${lib%/*};
        dodir ${dir} || die "dodir ${dir} failed";
        cp "${ROOT}"/${lib} "${D}"/${lib} || die "cp ${lib} failed";
        touch "${D}"/${lib};
    done
}
preserve_old_lib_notify () 
{ 
    if [[ ${EBUILD_PHASE} != "postinst" ]]; then
        eerror "preserve_old_lib_notify() must be called from pkg_postinst() only";
        die "Invalid preserve_old_lib_notify() usage";
    fi;
    has preserve-libs ${FEATURES} && return 0;
    local lib notice=0;
    for lib in "$@";
    do
        [[ -e ${ROOT}/${lib} ]] || continue;
        if [[ ${notice} -eq 0 ]]; then
            notice=1;
            ewarn "Old versions of installed libraries were detected on your system.";
            ewarn "In order to avoid breaking packages that depend on these old libs,";
            ewarn "the libraries are not being removed.  You need to run revdep-rebuild";
            ewarn "in order to remove these old dependencies.  If you do not have this";
            ewarn "helper program, simply emerge the 'gentoolkit' package.";
            ewarn;
        fi;
        ewarn "  # revdep-rebuild --library '${lib}' && rm '${lib}'";
    done
}
prune_libtool_files () 
{ 
    debug-print-function ${FUNCNAME} "$@";
    local removing_all removing_modules opt;
    for opt in "$@";
    do
        case "${opt}" in 
            --all)
                removing_all=1;
                removing_modules=1
            ;;
            --modules)
                removing_modules=1
            ;;
            *)
                die "Invalid argument to ${FUNCNAME}(): ${opt}"
            ;;
        esac;
    done;
    local f;
    local queue=();
    while IFS= read -r -d '' f; do
        local archivefile=${f/%.la/.a};
        if ! sed -n -e '/^# Generated by .*libtool/q0;4q1' "${f}"; then
            continue;
        fi;
        [[ ${f} != ${archivefile} ]] || die 'regex sanity check failed';
        local reason pkgconfig_scanned;
        local snotlink=$(sed -n -e 's:^shouldnotlink=::p' "${f}");
        if [[ ${snotlink} == yes ]]; then
            if [[ -f ${archivefile} ]]; then
                einfo "Removing unnecessary ${archivefile#${D%/}} (static plugin)";
                queue+=("${archivefile}");
            fi;
            if [[ -n ${removing_modules} ]]; then
                reason='module';
            fi;
        else
            if [[ -n ${removing_all} ]]; then
                reason='requested';
            else
                if [[ ! -f ${archivefile} ]]; then
                    reason='no static archive';
                else
                    if [[ ! -n $(sed -nre 					"s/^(dependency_libs|inherited_linker_flags)='(.*)'$/\2/p" 					"${f}") ]]; then
                        reason='no libs & flags';
                    else
                        if [[ ! -n ${pkgconfig_scanned} ]]; then
                            local pc_libs=();
                            if [[ ! -n ${removing_all} ]]; then
                                local pc;
                                local tf=${T}/prune-lt-files.pc;
                                local pkgconf=$(tc-getPKG_CONFIG);
                                while IFS= read -r -d '' pc; do
                                    local arg libs;
                                    if ${pkgconf} --exists "${pc}" &>/dev/null; then
                                        sed -e '/^Requires:/d' "${pc}" > "${tf}";
                                        libs=$(${pkgconf} --libs "${tf}");
                                    else
                                        libs=$(sed -ne 's/^Libs://p' "${pc}");
                                    fi;
                                    for arg in ${libs};
                                    do
                                        if [[ ${arg} == -l* ]]; then
                                            if [[ ${arg} == '*$*' ]]; then
                                                eqawarn "${FUNCNAME}: variable substitution likely failed in ${pc}";
                                                eqawarn "(arg: ${arg})";
                                                eqawarn "Most likely, you need to add virtual/pkgconfig to DEPEND.";
                                            fi;
                                            pc_libs+=(lib${arg#-l}.la);
                                        fi;
                                    done;
                                done < <(find "${D}" -type f -name '*.pc' -print0);
                                rm -f "${tf}";
                            fi;
                            pkgconfig_scanned=1;
                        fi;
                        has "${f##*/}" "${pc_libs[@]}" && reason='covered by .pc';
                    fi;
                fi;
            fi;
        fi;
        if [[ -n ${reason} ]]; then
            einfo "Removing unnecessary ${f#${D%/}} (${reason})";
            queue+=("${f}");
        fi;
    done < <(find "${D}" -xtype f -name '*.la' -print0);
    if [[ -n ${queue[@]} ]]; then
        rm -f "${queue[@]}";
    fi
}
src_compile () 
{ 
    default;
    use doc && emake -C doc docs
}
src_configure () 
{ 
    econf $(use_enable static-libs static) $(use_enable udev) $(use_enable debug debug-log) $(use_enable test tests-build)
}
src_install () 
{ 
    default;
    gen_usr_ldscript -a usb-1.0;
    if use examples; then
        insinto /usr/share/doc/${PF}/examples;
        doins examples/*.{c,h};
    fi;
    use doc && dohtml doc/html/*;
    prune_libtool_files
}
src_test () 
{ 
    default;
    tests/stress || die
}
src_unpack () 
{ 
    __eapi0_src_unpack "$@"
}
strip-linguas () 
{ 
    local ls newls nols;
    if [[ $1 == "-i" ]] || [[ $1 == "-u" ]]; then
        local op=$1;
        shift;
        ls=$(find "$1" -name '*.po' -exec basename {} .po ';');
        shift;
        local d f;
        for d in "$@";
        do
            if [[ ${op} == "-u" ]]; then
                newls=${ls};
            else
                newls="";
            fi;
            for f in $(find "$d" -name '*.po' -exec basename {} .po ';');
            do
                if [[ ${op} == "-i" ]]; then
                    has ${f} ${ls} && newls="${newls} ${f}";
                else
                    has ${f} ${ls} || newls="${newls} ${f}";
                fi;
            done;
            ls=${newls};
        done;
    else
        ls="$@";
    fi;
    nols="";
    newls="";
    for f in ${LINGUAS};
    do
        if has ${f} ${ls}; then
            newls="${newls} ${f}";
        else
            nols="${nols} ${f}";
        fi;
    done;
    [[ -n ${nols} ]] && einfo "Sorry, but ${PN} does not support the LINGUAS:" ${nols};
    export LINGUAS=${newls:1}
}
tc-arch () 
{ 
    tc-ninja_magic_to_arch portage "$@"
}
tc-arch-kernel () 
{ 
    tc-ninja_magic_to_arch kern "$@"
}
tc-endian () 
{ 
    local host=$1;
    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
    host=${host%%-*};
    case ${host} in 
        aarch64*be)
            echo big
        ;;
        aarch64)
            echo little
        ;;
        alpha*)
            echo big
        ;;
        arm*b*)
            echo big
        ;;
        arm*)
            echo little
        ;;
        cris*)
            echo little
        ;;
        hppa*)
            echo big
        ;;
        i?86*)
            echo little
        ;;
        ia64*)
            echo little
        ;;
        m68*)
            echo big
        ;;
        mips*l*)
            echo little
        ;;
        mips*)
            echo big
        ;;
        powerpc*)
            echo big
        ;;
        s390*)
            echo big
        ;;
        sh*b*)
            echo big
        ;;
        sh*)
            echo little
        ;;
        sparc*)
            echo big
        ;;
        x86_64*)
            echo little
        ;;
        *)
            echo wtf
        ;;
    esac
}
tc-env_build () 
{ 
    tc-export_build_env;
    CFLAGS=${BUILD_CFLAGS} CXXFLAGS=${BUILD_CXXFLAGS} CPPFLAGS=${BUILD_CPPFLAGS} LDFLAGS=${BUILD_LDFLAGS} AR=$(tc-getBUILD_AR) AS=$(tc-getBUILD_AS) CC=$(tc-getBUILD_CC) CPP=$(tc-getBUILD_CPP) CXX=$(tc-getBUILD_CXX) LD=$(tc-getBUILD_LD) NM=$(tc-getBUILD_NM) PKG_CONFIG=$(tc-getBUILD_PKG_CONFIG) RANLIB=$(tc-getBUILD_RANLIB) "$@"
}
tc-export () 
{ 
    local var;
    for var in "$@";
    do
        [[ $(type -t tc-get${var}) != "function" ]] && die "tc-export: invalid export variable '${var}'";
        eval tc-get${var} > /dev/null;
    done
}
tc-export_build_env () 
{ 
    tc-export "$@";
    : ${BUILD_CFLAGS:=-O1 -pipe};
    : ${BUILD_CXXFLAGS:=-O1 -pipe};
    : ${BUILD_CPPFLAGS:=};
    : ${BUILD_LDFLAGS:=};
    export BUILD_{C,CXX,CPP,LD}FLAGS
}
tc-getAR () 
{ 
    tc-getPROG AR ar "$@"
}
tc-getAS () 
{ 
    tc-getPROG AS as "$@"
}
tc-getBUILD_AR () 
{ 
    tc-getBUILD_PROG AR ar "$@"
}
tc-getBUILD_AS () 
{ 
    tc-getBUILD_PROG AS as "$@"
}
tc-getBUILD_CC () 
{ 
    tc-getBUILD_PROG CC gcc "$@"
}
tc-getBUILD_CPP () 
{ 
    tc-getBUILD_PROG CPP cpp "$@"
}
tc-getBUILD_CXX () 
{ 
    tc-getBUILD_PROG CXX g++ "$@"
}
tc-getBUILD_LD () 
{ 
    tc-getBUILD_PROG LD ld "$@"
}
tc-getBUILD_NM () 
{ 
    tc-getBUILD_PROG NM nm "$@"
}
tc-getBUILD_OBJCOPY () 
{ 
    tc-getBUILD_PROG OBJCOPY objcopy "$@"
}
tc-getBUILD_PKG_CONFIG () 
{ 
    tc-getBUILD_PROG PKG_CONFIG pkg-config "$@"
}
tc-getBUILD_PROG () 
{ 
    _tc-getPROG CBUILD "BUILD_$1 $1_FOR_BUILD HOST$1" "${@:2}"
}
tc-getBUILD_RANLIB () 
{ 
    tc-getBUILD_PROG RANLIB ranlib "$@"
}
tc-getBUILD_STRIP () 
{ 
    tc-getBUILD_PROG STRIP strip "$@"
}
tc-getCC () 
{ 
    tc-getPROG CC gcc "$@"
}
tc-getCPP () 
{ 
    tc-getPROG CPP cpp "$@"
}
tc-getCXX () 
{ 
    tc-getPROG CXX g++ "$@"
}
tc-getDLLWRAP () 
{ 
    tc-getPROG DLLWRAP dllwrap "$@"
}
tc-getF77 () 
{ 
    tc-getPROG F77 gfortran "$@"
}
tc-getFC () 
{ 
    tc-getPROG FC gfortran "$@"
}
tc-getGCJ () 
{ 
    tc-getPROG GCJ gcj "$@"
}
tc-getLD () 
{ 
    tc-getPROG LD ld "$@"
}
tc-getNM () 
{ 
    tc-getPROG NM nm "$@"
}
tc-getOBJCOPY () 
{ 
    tc-getPROG OBJCOPY objcopy "$@"
}
tc-getPKG_CONFIG () 
{ 
    tc-getPROG PKG_CONFIG pkg-config "$@"
}
tc-getPROG () 
{ 
    _tc-getPROG CHOST "$@"
}
tc-getRANLIB () 
{ 
    tc-getPROG RANLIB ranlib "$@"
}
tc-getRC () 
{ 
    tc-getPROG RC windres "$@"
}
tc-getSTRIP () 
{ 
    tc-getPROG STRIP strip "$@"
}
tc-has-openmp () 
{ 
    local base="${T}/test-tc-openmp";
    cat > "${base}.c"  <<-EOF
#include <omp.h>
int main() {
int nthreads, tid, ret = 0;
#pragma omp parallel private(nthreads, tid)
{
tid = omp_get_thread_num();
nthreads = omp_get_num_threads(); ret += tid + nthreads;
}
return ret;
}
EOF

    $(tc-getCC "$@") -fopenmp "${base}.c" -o "${base}" &>/dev/null;
    local ret=$?;
    rm -f "${base}"*;
    return ${ret}
}
tc-has-tls () 
{ 
    local base="${T}/test-tc-tls";
    cat > "${base}.c"  <<-EOF
int foo(int *i) {
static __thread int j = 0;
return *i ? j : *i;
}
EOF

    local flags;
    case $1 in 
        -s)
            flags="-S"
        ;;
        -c)
            flags="-c"
        ;;
        -l)

        ;;
        -*)
            die "Usage: tc-has-tls [-c|-l] [toolchain prefix]"
        ;;
    esac;
    : ${flags:=-fPIC -shared -Wl,-z,defs};
    [[ $1 == -* ]] && shift;
    $(tc-getCC "$@") ${flags} "${base}.c" -o "${base}" &>/dev/null;
    local ret=$?;
    rm -f "${base}"*;
    return ${ret}
}
tc-is-cross-compiler () 
{ 
    return $([[ ${CBUILD:-${CHOST}} != ${CHOST} ]])
}
tc-is-softfloat () 
{ 
    local CTARGET=${CTARGET:-${CHOST}};
    case ${CTARGET} in 
        bfin* | h8300*)
            echo "only"
        ;;
        *)
            if [[ ${CTARGET//_/-} == *-softfloat-* ]]; then
                echo "yes";
            else
                if [[ ${CTARGET//_/-} == *-softfp-* ]]; then
                    echo "softfp";
                else
                    echo "no";
                fi;
            fi
        ;;
    esac
}
tc-is-static-only () 
{ 
    local host=${CTARGET:-${CHOST}};
    return $([[ ${host} == *-mint* ]])
}
tc-ninja_magic_to_arch () 
{ 
    function ninj () 
    { 
        [[ ${type} == "kern" ]] && echo $1 || echo $2
    };
    local type=$1;
    local host=$2;
    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
    local KV=${KV:-${KV_FULL}};
    [[ ${type} == "kern" ]] && [[ -z ${KV} ]] && ewarn "QA: Kernel version could not be determined, please inherit kernel-2 or linux-info";
    case ${host} in 
        aarch64*)
            ninj arm64 arm
        ;;
        alpha*)
            echo alpha
        ;;
        arm*)
            echo arm
        ;;
        avr*)
            ninj avr32 avr
        ;;
        bfin*)
            ninj blackfin bfin
        ;;
        c6x)
            echo c6x
        ;;
        cris*)
            echo cris
        ;;
        frv)
            echo frv
        ;;
        hexagon)
            echo hexagon
        ;;
        hppa*)
            ninj parisc hppa
        ;;
        i?86*)
            if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -lt $(KV_to_int 2.6.24) || ${host} == *freebsd* ]]; then
                echo i386;
            else
                echo x86;
            fi
        ;;
        ia64*)
            echo ia64
        ;;
        m68*)
            echo m68k
        ;;
        metag)
            echo metag
        ;;
        mips*)
            echo mips
        ;;
        nios2*)
            echo nios2
        ;;
        nios*)
            echo nios
        ;;
        or32)
            echo openrisc
        ;;
        powerpc*)
            if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -ge $(KV_to_int 2.6.16) ]]; then
                echo powerpc;
            else
                if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -eq $(KV_to_int 2.6.15) ]]; then
                    if [[ ${host} == powerpc64* ]] || [[ ${PROFILE_ARCH} == "ppc64" ]]; then
                        echo powerpc;
                    else
                        echo ppc;
                    fi;
                else
                    if [[ ${host} == powerpc64* ]]; then
                        echo ppc64;
                    else
                        if [[ ${PROFILE_ARCH} == "ppc64" ]]; then
                            ninj ppc64 ppc;
                        else
                            echo ppc;
                        fi;
                    fi;
                fi;
            fi
        ;;
        s390*)
            echo s390
        ;;
        score)
            echo score
        ;;
        sh64*)
            ninj sh64 sh
        ;;
        sh*)
            echo sh
        ;;
        sparc64*)
            ninj sparc64 sparc
        ;;
        sparc*)
            [[ ${PROFILE_ARCH} == "sparc64" ]] && ninj sparc64 sparc || echo sparc
        ;;
        tile*)
            echo tile
        ;;
        vax*)
            echo vax
        ;;
        x86_64*freebsd*)
            echo amd64
        ;;
        x86_64*)
            if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -ge $(KV_to_int 2.6.24) ]]; then
                echo x86;
            else
                ninj x86_64 amd64;
            fi
        ;;
        xtensa*)
            echo xtensa
        ;;
        *)
            echo unknown
        ;;
    esac
}
use_if_iuse () 
{ 
    in_iuse $1 || return 1;
    use $1
}
validate_desktop_entries () 
{ 
    if [[ -x /usr/bin/desktop-file-validate ]]; then
        einfo "Checking desktop entry validity";
        local directories="";
        for d in /usr/share/applications $@;
        do
            [[ -d ${D}${d} ]] && directories="${directories} ${D}${d}";
        done;
        if [[ -n ${directories} ]]; then
            for FILE in $(find ${directories} -name "*\.desktop" 							-not -path '*.hidden*' | sort -u 2>/dev/null);
            do
                local temp=$(desktop-file-validate ${FILE} | grep -v "warning:" | 								sed -e "s|error: ||" -e "s|${FILE}:|--|g" );
                [[ -n $temp ]] && elog ${temp/--/${FILE/${D}/}:};
            done;
        fi;
        echo "";
    else
        einfo "Passing desktop entry validity check. Install dev-util/desktop-file-utils, if you want to help to improve Gentoo.";
    fi
}