environment

environment (text/plain), 18.80 KB, created by Toralf Förster on 2019-03-22 07:38:20 UTC

declare -x ABI="amd64"
declare -x ABI_MIPS=""
declare -x ABI_PPC=""
declare -x ABI_S390=""
declare -x ABI_X86="64"
declare -x ALSA_CARDS=""
declare -x ANT_HOME="/usr/share/ant"
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"
declare -x CALLIGRA_FEATURES=""
declare -x CAMERAS=""
declare -x CATKIN_PREFIX_PATH="/usr"
declare -x CBUILD="x86_64-pc-linux-gnu"
declare -x CFLAGS="-O2 -pipe -march=native"
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 COOT_REFMAC_LIB_DIR="/usr/share/"
declare -x COOT_REF_STRUCTS="/usr/share/coot/reference-structures/"
declare -x CPU_FLAGS_ARM=""
declare -x CPU_FLAGS_X86=""
declare -x CURL_SSL=""
declare -x CXXFLAGS="-O2 -pipe -march=native"
declare -x DCC_EMAILLOG_WHOM_TO_BLAME=""
declare -x DEFAULT_ABI="amd64"
declare -x DEFINED_PHASES=" install test"
declare DEPEND="
	dev-lang/tcl:0=
	dev-tcltk/tdom
	 test? ( 
	!prefix? ( x11-base/xorg-server[xvfb] )
	x11-apps/xhost
 )"
declare DESCRIPTION="Tcl Standard Library"
declare -x DESTTREE="/usr"
declare -x DIROPTIONS="-m0755"
declare -a DOCS=([0]="ChangeLog" [1]="DESCRIPTION.txt" [2]="README-1.19.txt" [3]="README.developer" [4]="devdoc/critcl-tcllib.txt" [5]="devdoc/dirlayout_install.txt" [6]="devdoc/indexing.txt" [7]="devdoc/installation.txt")
declare -x EAPI="6"
declare -- ECONF_SOURCE="."
declare -x EGO_BUILD_FLAGS="-p 1"
declare -x ELIBC="glibc"
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="1553205124.060785"
declare -- EPOCHSECONDS="1553205124"
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= ; exec rsync --rsh=\\\"ssh \\\${port:+-p\\\${port}} \\\${3}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\" \"\${PORTAGE_SSH_OPTS}\""
declare -x FFLAGS="-O2 -pipe"
declare -x FFTOOLS=""
declare -x FLTK_DOCDIR="/usr/share/doc/fltk-1.3.4/html"
declare -x GCC_COLORS=""
declare -x GCC_SPECS=""
declare -x GO19CONCURRENTCOMPILATION="0"
declare -x GOMAXPROCS="1"
declare -x GPSD_PROTOCOLS=""
declare -x GREP_COLORS="never"
declare -x GRUB_PLATFORMS=""
declare -x GSETTINGS_BACKEND="dconf"
declare HDEPEND=""
declare HOMEPAGE="http://www.tcl.tk/software/tcllib/"
declare -a HTML_DOCS=([0]="devdoc/devguide.html" [1]="devdoc/releaseguide.html")
declare -x INHERITED=" virtualx"
declare -x INPUT_DEVICES=""
declare -x INSDESTTREE=""
declare -x INSOPTIONS="-m0644"
declare IUSE="examples test"
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 examples hppa ia64 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-chain prefix-guest s390 sh sparc sparc-solaris sparc64-solaris test userland_BSD userland_GNU x64-cygwin x64-macos x64-solaris x86 x86-cygwin x86-fbsd x86-linux x86-macos x86-solaris x86-winnt"
declare -x IUSE_IMPLICIT="abi_x86_64 prefix prefix-chain prefix-guest"
declare -x JAVAC="/etc/java-config-2/current-system-vm/bin/javac"
declare -x JAVA_HOME="/etc/java-config-2/current-system-vm"
declare -x JDK_HOME="/etc/java-config-2/current-system-vm"
declare -x KERNEL="linux"
declare -x KEYWORDS="~alpha amd64 ~arm ~arm64 hppa ~ia64 ~mips ~ppc s390 sparc x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux"
declare -x L10N=""
declare -x LADSPA_PATH="/usr/lib64/ladspa"
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"
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="BSD"
declare -x LIRC_DEVICES=""
declare -x LLVM_TARGETS=""
declare -x LOGTALKHOME="/usr/share/logtalk-3.18.0"
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 -x NETBEANS_MODULES=""
declare -x NGINX_MODULES_HTTP=""
declare -x NGINX_MODULES_MAIL=""
declare -x NGINX_MODULES_STREAM=""
declare -x NINJAFLAGS="-j1"
declare -x OFED_DRIVERS=""
declare -x OFFICE_IMPLEMENTATION=""
declare -x OPENGL_PROFILE="xorg-x11"
declare -x OPENMPI_FABRICS=""
declare -x OPENMPI_OFED_FEATURES=""
declare -x OPENMPI_RM=""
declare -x PATH="/usr/lib/portage/python3.6/ebuild-helpers/xattr:/usr/lib/portage/python3.6/ebuild-helpers:/usr/lib/llvm/7/bin:/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/tcllib-1.19/html")
declare -a PORTAGE_DOSTRIP=([0]="/")
declare -a PORTAGE_DOSTRIP_SKIP=()
declare -x PORT_LOGDIR="/var/log/portage"
declare -x POSTGRES_TARGETS=""
declare -x PRELINK_PATH_MASK="/usr/bin/bbkeys"
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="
	dev-lang/tcl:0=
	dev-tcltk/tdom
	 "
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/dev-tcltk/tcllib-1.19/work/tcllib-1.19"
declare -x SANDBOX_DEBUG="0"
declare -x SANDBOX_DENY=""
declare -x SANDBOX_PREDICT="/var/tmp/portage/dev-tcltk/tcllib-1.19/homedir:/dev/crypto:/proc/self/coredump_filter:/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/dev-tcltk/tcllib-1.19/homedir/.bash_history"
declare -x SANE_BACKENDS=""
declare -x SCHEME_LIBRARY_PATH="/usr/share/slib/"
declare -x SHELL="/bin/bash"
declare -x SLOT="0"
declare SRC_URI="mirror://sourceforge/tcllib/tcllib/1.19/tcllib-1.19.tar.xz"
declare -x SVDIR="/etc/service/"
declare -x SYMLINK_LIB="no"
declare -x TWISTED_DISABLE_WRITING_OF_PLUGIN_CACHE="1"
declare -x UNCACHED_ERR_FD=""
declare -x USE="abi_x86_64 amd64 elibc_glibc kernel_linux test 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 arm64 hppa ia64 m68k m68k-mint mips ppc ppc64 ppc64-linux ppc-aix ppc-macos s390 sh sparc sparc64-solaris sparc-solaris x64-cygwin x64-macos x64-solaris 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 -- VIRTUALX_COMMAND="emake"
declare -- VIRTUALX_DEPEND="
	!prefix? ( x11-base/xorg-server[xvfb] )
	x11-apps/xhost
"
declare -- VIRTUALX_REQUIRED="test"
declare -x VOICEMAIL_STORAGE=""
declare -x XDG_CACHE_HOME="/root/cache"
declare -x XDG_CONFIG_DIRS="/etc/xdg"
declare -x XDG_CONFIG_HOME="/root/config"
declare -x XDG_DATA_DIRS="/usr/local/share:/usr/share"
declare -x XDG_DATA_HOME="/root/share"
declare -x XDG_DESKTOP_DIR="/root/Desktop"
declare -x XDG_DOCUMENTS_DIR="/root/Documents"
declare -x XDG_DOWNLOAD_DIR="/root/Downloads"
declare -x XDG_MUSIC_DIR="/root/Music"
declare -x XDG_PICTURES_DIR="/root/Pictures"
declare -x XDG_PUBLICSHARE_DIR="/root/Public"
declare -x XDG_RUNTIME_DIR="/root/run"
declare -x XDG_TEMPLATES_DIR="/root/Templates"
declare -x XDG_VIDEOS_DIR="/root/Videos"
declare -x XFCE_PLUGINS=""
declare -x XGUILOADPATH="/usr/share/doc/snns-4.3-r3"
declare -x XTABLES_ADDONS=""
declare -x _E_DOCDESTTREE_=""
declare -x _E_EXEDESTTREE_=""
declare -- _VIRTUAL_X="1"
declare -- phase_func
Xeconf () 
{ 
    debug-print-function ${FUNCNAME} "$@";
    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is unsupported in EAPI > 5, please use 'virtx econf ....'";
    VIRTUALX_COMMAND="econf" virtualmake "$@"
}
Xemake () 
{ 
    debug-print-function ${FUNCNAME} "$@";
    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is unsupported in EAPI > 5, please use 'virtx emake ....'";
    VIRTUALX_COMMAND="emake" virtualmake "$@"
}
Xmake () 
{ 
    debug-print-function ${FUNCNAME} "$@";
    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is unsupported in EAPI > 5, please use 'virtx emake -j1 ....'";
    eqawarn "you should not execute make directly";
    eqawarn "rather execute Xemake -j1 if you have issues with parallel make";
    VIRTUALX_COMMAND="emake -j1" virtualmake "$@"
}
__eapi6_src_install () 
{ 
    if [[ -f Makefile || -f GNUmakefile || -f makefile ]]; then
        emake DESTDIR="${D}" install;
    fi;
    einstalldocs
}
__eapi6_src_prepare () 
{ 
    if [[ $(declare -p PATCHES 2>/dev/null) == "declare -a"* ]]; then
        [[ ${#PATCHES[@]} -gt 0 ]] && eapply "${PATCHES[@]}";
    else
        if [[ -n ${PATCHES} ]]; then
            eapply ${PATCHES};
        fi;
    fi;
    eapply_user
}
eapply () 
{ 
    local failed patch_cmd=patch;
    local -x LC_COLLATE=POSIX;
    type -P gpatch > /dev/null && patch_cmd=gpatch;
    function _eapply_patch () 
    { 
        local f=${1};
        local prefix=${2};
        started_applying=1;
        ebegin "${prefix:-Applying }${f##*/}";
        ${patch_cmd} -p1 -f -s -g0 --no-backup-if-mismatch "${patch_options[@]}" < "${f}";
        failed=${?};
        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."
}
einstalldocs () 
{ 
    ( if ! declare -p DOCS &> /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 [[ $(declare -p DOCS) == "declare -a"* ]]; then
            [[ ${#DOCS[@]} -gt 0 ]] && docinto / && dodoc -r "${DOCS[@]}";
        else
            [[ -n ${DOCS} ]] && docinto / && dodoc -r ${DOCS};
        fi;
    fi );
    ( if [[ $(declare -p HTML_DOCS 2>/dev/null) == "declare -a"* ]]; then
        [[ ${#HTML_DOCS[@]} -gt 0 ]] && docinto html && dodoc -r "${HTML_DOCS[@]}";
    else
        [[ -n ${HTML_DOCS} ]] && docinto html && dodoc -r ${HTML_DOCS};
    fi )
}
get_libdir () 
{ 
    local libdir_var="LIBDIR_${ABI}";
    local libdir="lib";
    [[ -n ${ABI} && -n ${!libdir_var} ]] && libdir=${!libdir_var};
    echo "${libdir}"
}
in_iuse () 
{ 
    local use=${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
}
src_compile () 
{ 
    default
}
src_configure () 
{ 
    default
}
src_install () 
{ 
    default;
    if use examples; then
        for f in $(find examples -type f);
        do
            docinto $(dirname $f);
            dodoc $f;
        done;
    fi
}
src_prepare () 
{ 
    default
}
src_test () 
{ 
    USER= virtx emake test_batch
}
src_unpack () 
{ 
    default
}
virtualmake () 
{ 
    debug-print-function ${FUNCNAME} "$@";
    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is unsupported in EAPI > 5, please use virtx";
    if [[ -n ${maketype} ]]; then
        [[ ${EAPI} == [45] ]] || die "maketype is banned in EAPI > 5";
        eqawarn "ebuild is exporting \$maketype=${maketype}";
        eqawarn "Ebuild should be migrated to use 'virtx command' instead.";
        VIRTUALX_COMMAND=${maketype};
    fi;
    virtx "${VIRTUALX_COMMAND}" "${@}"
}
virtx () 
{ 
    debug-print-function ${FUNCNAME} "$@";
    [[ $# -lt 1 ]] && die "${FUNCNAME} needs at least one argument";
    local i=0;
    local retval=0;
    local OLD_SANDBOX_ON="${SANDBOX_ON}";
    local XVFB XHOST XDISPLAY;
    local xvfbargs="-screen 0 1280x1024x24 +extension RANDR";
    XVFB=$(type -p Xvfb) || die;
    XHOST=$(type -p xhost) || die;
    debug-print "${FUNCNAME}: running Xvfb hack";
    export XAUTHORITY=;
    einfo "Scanning for an open DISPLAY to start Xvfb ...";
    XDISPLAY=$(i=0; while [[ -f /tmp/.X${i}-lock ]] ; do ((i++));done; echo ${i});
    debug-print "${FUNCNAME}: XDISPLAY=${XDISPLAY}";
    export SANDBOX_ON="0";
    debug-print "${FUNCNAME}: ${XVFB} :${XDISPLAY} ${xvfbargs}";
    ${XVFB} :${XDISPLAY} ${xvfbargs} &> /dev/null & sleep 2;
    local start=${XDISPLAY};
    while [[ ! -f /tmp/.X${XDISPLAY}-lock ]]; do
        if ((XDISPLAY - start > 15)); then
            eerror "'${XVFB} :${XDISPLAY} ${xvfbargs}' returns:";
            echo;
            ${XVFB} :${XDISPLAY} ${xvfbargs};
            echo;
            eerror "If possible, correct the above error and try your emerge again.";
            die "Unable to start Xvfb";
        fi;
        ((XDISPLAY++));
        debug-print "${FUNCNAME}: ${XVFB} :${XDISPLAY} ${xvfbargs}";
        ${XVFB} :${XDISPLAY} ${xvfbargs} &> /dev/null & sleep 2;
    done;
    export SANDBOX_ON="${OLD_SANDBOX_ON}";
    einfo "Starting Xvfb on \$DISPLAY=${XDISPLAY} ...";
    export DISPLAY=:${XDISPLAY};
    debug-print "${FUNCNAME}: $@";
    nonfatal "$@";
    retval=$?;
    kill $(cat /tmp/.X${XDISPLAY}-lock);
    [[ ${retval} -ne 0 ]] && die "Failed to run '$@'";
    return 0
}