Attachment 463658 Details for Bug 609286 – environment

environment

environment (text/plain), 139.39 KB, created by Toralf Förster on 2017-02-13 17:34:07 UTC

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Creator: Toralf Förster

Created: 2017-02-13 17:34:07 UTC

Size: 139.39 KB

patch

obsolete

>declare -x ABI="amd64"
>declare -x ABI_X86="64"
>declare -x ALSA_CARDS="hda-intel"
>declare -x ANT_HOME="/usr/share/ant"
>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 AR="x86_64-pc-linux-gnu-ar"
>declare -x ARCH="amd64"
>declare -x BOOTSTRAP_USE="cxx unicode internal-glib python_targets_python3_4 python_targets_python2_7 multilib systemd udev"
>declare -x BROWSER="xdg-open"
>declare -x CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author"
>declare -x CATKIN_PREFIX_PATH="/usr"
>declare -x CBUILD="x86_64-pc-linux-gnu"
>declare -x CC="x86_64-pc-linux-gnu-gcc"
>declare -x CFLAGS="-O2 -pipe -march=native -Wall"
>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 CPP="x86_64-pc-linux-gnu-gcc -E"
>declare -x CPU_FLAGS_X86="aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3"
>declare -x CTARGET_default="x86_64-pc-linux-gnu"
>declare -x CURL_SSL="libressl"
>declare -x CXX="x86_64-pc-linux-gnu-g++"
>declare -x CXXFLAGS="-Werror=terminate -O2 -pipe -march=native"
>declare -x DATAPLOT_FILES="/usr/share/dataplot"
>declare -x DATAPLOT_WEB="OFF"
>declare -x DEFAULT_ABI="amd64"
>declare -x DEFINED_PHASES=" compile configure install prepare test"
>declare DEPEND="
>	ffmpeg? (
>		!libav? ( >=media-video/ffmpeg-2.6:0= )
>		libav? ( >=media-video/libav-9:0= )
>	)
>	fftw? ( sci-libs/fftw:3.0 )
>	jack? ( media-sound/jack-audio-connection-kit )
>	libsamplerate? ( media-libs/libsamplerate )
>	python? ( dev-python/numpy[python_targets_python2_7(-)?,-python_single_target_python2_7(-)] python_targets_python2_7? ( >=dev-lang/python-2.7.5-r2:2.7[threads(+)] ) >=dev-lang/python-exec-2:=[python_targets_python2_7(-)?,-python_single_target_python2_7(-)] )
>	sndfile? ( media-libs/libsndfile )
>	python_targets_python2_7? ( >=dev-lang/python-2.7.5-r2:2.7[threads(+)] ) >=dev-lang/python-exec-2:=[python_targets_python2_7(-)?,-python_single_target_python2_7(-)]
>	virtual/pkgconfig
>	app-text/txt2man
>	doc? ( app-doc/doxygen ) "
>declare DESCRIPTION="Library for audio labelling"
>declare -- DESKTOP_DATABASE_DIR="/usr/share/applications"
>declare -- DESKTOP_DATABASE_UPDATE_BIN="/usr/bin/update-desktop-database"
>declare -x DESTTREE="/usr"
>declare -x DIROPTIONS="-m0755"
>declare -- DISTUTILS_OPTIONAL="1"
>declare -a DOCS=([0]="AUTHORS" [1]="ChangeLog" [2]="README.md")
>declare -x DSSP="/usr/bin/dssp"
>declare -x EAPI="5"
>declare -x EDENHOME="/usr/lib64/eden"
>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/media-libs/aubio-0.4.4/work/patch"
>declare -- EPATCH_SUFFIX="patch.bz2"
>declare -- EPATCH_USER_SOURCE="/etc/portage/patches"
>declare -x EPYTHON="python2.7"
>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 FLTK_DOCDIR="/usr/share/doc/fltk-1.3.3-r5/html"
>declare -x GCC_COLORS=""
>declare -x GCC_SPECS=""
>declare -x GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx"
>declare -x GRUB_PLATFORMS=""
>declare -x GSETTINGS_BACKEND="dconf"
>declare HDEPEND=""
>declare HOMEPAGE="http://aubio.org/"
>declare -x INHERITED=" multilib toolchain-funcs eutils xdg-utils multiprocessing multibuild python-utils-r1 python-r1 distutils-r1 waf-utils"
>declare -x INPUT_DEVICES="evdev synaptics"
>declare -x INSDESTTREE=""
>declare -x INSOPTIONS="-m0644"
>declare IUSE="doc double-precision examples ffmpeg fftw jack libav libsamplerate sndfile python python_targets_python2_7"
>declare -x IUSE_EFFECTIVE="abi_x86_64 alpha amd64 amd64-fbsd amd64-linux arm arm-linux arm64 doc double-precision 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 ffmpeg fftw hppa ia64 jack kernel_AIX kernel_Darwin kernel_FreeBSD kernel_HPUX kernel_Interix kernel_NetBSD kernel_OpenBSD kernel_SunOS kernel_Winnt kernel_freemint kernel_linux libav libsamplerate m68k m68k-mint mips nios2 ppc ppc-aix ppc-macos ppc64 ppc64-linux prefix prefix-guest python python_targets_python2_7 riscv s390 sh sndfile sparc sparc-fbsd sparc-solaris sparc64-solaris 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-guest"
>declare -x JAVAC="/etc/java-config-2/current-system-vm/bin/javac"
>declare -x JAVACC_HOME="/usr/share/javacc/"
>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 KERNEL_ABI="amd64"
>declare -x KEYWORDS="~amd64 ~ppc ~ppc64 ~sparc ~x86"
>declare -x LADSPA_PATH="/usr/lib64/ladspa"
>declare -x LANG="en_US.utf8"
>declare -x LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text"
>declare -x LC_MESSAGES="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_default="lib"
>declare -x LIBDIR_x32="libx32"
>declare -x LIBDIR_x86="lib32"
>declare -x LIBGUESTFS_PATH="/usr/share/guestfs/appliance/"
>declare -x LIBOPTIONS="-m0644"
>declare -x LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer"
>declare -x LICENSE="GPL-3"
>declare -x MAKEOPTS="-j1"
>declare -x MANPAGER="manpager"
>declare -- MIMEINFO_DATABASE_DIR="/usr/share/mime"
>declare -- MIMEINFO_DATABASE_UPDATE_BIN="/usr/bin/update-mime-database"
>declare -x MOZ_GMP_PATH="/usr/lib64/nsbrowser/plugins/gmp-gmpopenh264/system-installed"
>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)"
>declare -x NETBEANS="apisupport cnd groovy gsf harness ide identity j2ee java mobility nb php profiler soa visualweb webcommon websvccommon xml"
>declare -x NINJAFLAGS="-j1"
>declare -x OFFICE_IMPLEMENTATION="libreoffice"
>declare -x OPENGL_PROFILE="xorg-x11"
>declare -x PATH="/usr/lib/portage/python3.4/ebuild-helpers/xattr:/usr/lib/portage/python3.4/ebuild-helpers:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin:/usr/x86_64-pc-linux-gnu/gcc-bin/6.3.0"
>declare -x PAX_MARKINGS="XT"
>declare PDEPEND=""
>declare -x PHP_TARGETS="php5-6"
>declare -x PKG_CONFIG_PATH="/usr/lib64/pkgconfig"
>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/aubio-0.4.4/html")
>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 PROVIDE=""
>declare -x PYTHIA8DATA="/usr/share/pythia8/xmldoc"
>declare -x PYTHON="/usr/bin/python2.7"
>declare -x PYTHONDONTWRITEBYTECODE="1"
>declare -a PYTHON_COMPAT=([0]="python2_7")
>declare -- PYTHON_DEPS="python_targets_python2_7? ( >=dev-lang/python-2.7.5-r2:2.7[threads(+)] ) >=dev-lang/python-exec-2:=[python_targets_python2_7(-)?,-python_single_target_python2_7(-)]"
>declare -- PYTHON_REQUIRED_USE="|| ( python_targets_python2_7 )"
>declare -- PYTHON_REQ_USE="threads(+)"
>declare -x PYTHON_SINGLE_TARGET="python2_7"
>declare -- PYTHON_SRC_DIR="/var/tmp/portage/media-libs/aubio-0.4.4/work/aubio-0.4.4"
>declare -x PYTHON_TARGETS="python2_7"
>declare -- PYTHON_USEDEP="python_targets_python2_7(-)?,-python_single_target_python2_7(-)"
>declare -x RANLIB="x86_64-pc-linux-gnu-ranlib"
>declare RDEPEND="
>	ffmpeg? (
>		!libav? ( >=media-video/ffmpeg-2.6:0= )
>		libav? ( >=media-video/libav-9:0= )
>	)
>	fftw? ( sci-libs/fftw:3.0 )
>	jack? ( media-sound/jack-audio-connection-kit )
>	libsamplerate? ( media-libs/libsamplerate )
>	python? ( dev-python/numpy[python_targets_python2_7(-)?,-python_single_target_python2_7(-)] python_targets_python2_7? ( >=dev-lang/python-2.7.5-r2:2.7[threads(+)] ) >=dev-lang/python-exec-2:=[python_targets_python2_7(-)?,-python_single_target_python2_7(-)] )
>	sndfile? ( media-libs/libsndfile ) "
>declare REPOSITORY
>declare REQUIRED_USE="|| ( python_targets_python2_7 ) "
>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_MASTER_URI="http://localhost:11311/"
>declare -x ROS_PACKAGE_PATH="/usr/share/ros_packages"
>declare -x ROS_ROOT="/usr/share/ros"
>declare -x RUBY_TARGETS="ruby21"
>declare -x S="/var/tmp/portage/media-libs/aubio-0.4.4/work/aubio-0.4.4"
>declare -x SANDBOX_DEBUG="0"
>declare -x SANDBOX_DENY=""
>declare -x SANDBOX_PREDICT="/var/tmp/portage/media-libs/aubio-0.4.4/homedir:/proc/self/coredump_filter:/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/ptmx:/dev/pts/:/dev/pty:/dev/shm:/dev/tts:/dev/tty:/dev/vc/:/dev/zero:/proc/self/fd:/tmp/:/usr/lib32/cf:/usr/lib32/conftest:/usr/lib64/cf:/usr/lib64/conftest:/usr/lib/cf:/usr/lib/conftest:/usr/tmp/cf:/usr/tmp/conftest:/var/tmp:/var/tmp/:/var/tmp/portage/media-libs/aubio-0.4.4/homedir/.bash_history"
>declare -x SBCL_HOME="/usr/lib64/sbcl"
>declare -x SBCL_SOURCE_ROOT="/usr/lib64/sbcl/src"
>declare -x SCSH_LIB_DIRS="/usr/lib32/scsh"
>declare -x SGML_CATALOG_FILES="/etc/sgml/sgml-ent.cat:/etc/sgml/xml-docbook-4.1.2.cat:/etc/sgml/xml-docbook-4.2.cat:/etc/sgml/xml-docbook-4.5.cat:/etc/sgml/xml-docbook-4.4.cat:/etc/sgml/sgml-docbook.cat:/etc/sgml/openjade-1.3.2.cat:/etc/sgml/xml-docbook-4.3.cat:/etc/sgml/dsssl-docbook-stylesheets.cat:/etc/sgml/sgml-docbook-3.1.cat:/etc/sgml/sgml-lite.cat:/etc/sgml/sgml-docbook-3.0.cat:/etc/sgml/gentoo-guide.cat"
>declare -x SHELL="/bin/bash"
>declare -x SLOT="0/5"
>declare SRC_URI="http://aubio.org//pub/aubio-0.4.4.tar.bz2"
>declare -x SVDIR="/etc/service/"
>declare -x SYMLINK_LIB="yes"
>declare -x USE="abi_x86_64 amd64 elibc_glibc ffmpeg kernel_linux python python_targets_python2_7 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 arm64 hppa ia64 m68k m68k-mint mips nios2 ppc ppc64 ppc64-linux ppc-aix ppc-macos riscv s390 sh sparc sparc64-solaris sparc-fbsd 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 Interix linux NetBSD OpenBSD SunOS Winnt"
>declare -x USE_EXPAND_VALUES_USERLAND="BSD GNU"
>declare -x VIDEO_CARDS="intel i965"
>declare -- WAF_BINARY="/var/tmp/portage/media-libs/aubio-0.4.4/work/aubio-0.4.4/waf"
>declare -- WAF_VERBOSE="ON"
>declare -x XDG_CACHE_HOME="/var/tmp/portage/media-libs/aubio-0.4.4/homedir/.cache"
>declare -x XDG_CONFIG_DIRS="/etc/xdg"
>declare -x XDG_CONFIG_HOME="/var/tmp/portage/media-libs/aubio-0.4.4/homedir/.config"
>declare -x XDG_DATA_DIRS="/usr/local/share:/usr/share"
>declare -x XDG_DATA_HOME="/var/tmp/portage/media-libs/aubio-0.4.4/homedir/.local/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="/var/tmp/portage/media-libs/aubio-0.4.4/temp/run"
>declare -x XDG_TEMPLATES_DIR="/root/Templates"
>declare -x XDG_VIDEOS_DIR="/root/Videos"
>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 -- _DISTUTILS_R1="1"
>declare -- _EUTILS_ECLASS="1"
>declare -- _EUTILS_ECLASSDIR_LOCAL="/usr/portage/eclass"
>declare -x _E_DOCDESTTREE_=""
>declare -x _E_EXEDESTTREE_=""
>declare -- _MULTIBUILD="1"
>declare -- _MULTILIB_ECLASS="1"
>declare -- _MULTIPROCESSING_ECLASS="1"
>declare -a _PYTHON_ALL_IMPLS=([0]="jython2_7" [1]="pypy" [2]="pypy3" [3]="python2_7" [4]="python3_4" [5]="python3_5" [6]="python3_6")
>declare -- _PYTHON_R1="1"
>declare -a _PYTHON_SUPPORTED_IMPLS=([0]="python2_7")
>declare -a _PYTHON_UNSUPPORTED_IMPLS=([0]="jython2_7" [1]="pypy" [2]="pypy3" [3]="python3_4" [4]="python3_5" [5]="python3_6")
>declare -- _PYTHON_UTILS_R1="1"
>declare -- _TOOLCHAIN_FUNCS_ECLASS="1"
>declare -- impl="python2_7"
>declare -- phase_func
>PYTHON () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#.24.28PYTHON.29.2C_.24.7BEPYTHON.7D"
>}
>__eapi6_src_install () 
>{ 
>    if [[ -f Makefile || -f GNUmakefile || -f makefile ]]; then
>        emake DESTDIR="${D}" install;
>    fi;
>    einstalldocs
>}
>__eapi6_src_prepare () 
>{ 
>    if [[ $(declare -p PATCHES 2>/dev/null) == "declare -a"* ]]; then
>        [[ -n ${PATCHES[@]} ]] && eapply "${PATCHES[@]}";
>    else
>        if [[ -n ${PATCHES} ]]; then
>            eapply ${PATCHES};
>        fi;
>    fi;
>    eapply_user
>}
>_clang_fullversion () 
>{ 
>    local ver="$1";
>    shift;
>    set -- $($(tc-getCPP "$@") -E -P - <<<"__clang_major__ __clang_minor__ __clang_patchlevel__");
>    eval echo "$ver"
>}
>_clean_egg_info () 
>{ 
>    rm -rf "${BUILD_DIR}"/lib/*.egg-info
>}
>_distutils-r1_copy_egg_info () 
>{ 
>    mkdir -p "${BUILD_DIR}" || die;
>    find -name '*.egg-info' -type d -exec cp -R -p {} "${BUILD_DIR}"/ ';' || die
>}
>_distutils-r1_create_setup_cfg () 
>{ 
>    cat > "${HOME}"/.pydistutils.cfg  <<-_EOF_ || 
>[build]
>build-base = ${BUILD_DIR}
>
># using a single directory for them helps us export
># ${PYTHONPATH} and ebuilds find the sources independently
># of whether the package installs extensions or not
>#
># note: due to some packages (wxpython) relying on separate
># platlib & purelib dirs, we do not set --build-lib (which
># can not be overriden with --build-*lib)
>build-platlib = %(build-base)s/lib
>build-purelib = %(build-base)s/lib
>
># make the ebuild writer lives easier
>build-scripts = %(build-base)s/scripts
>
># this is needed by distutils_install_for_testing since
># setuptools like to create .egg files for install --home.
>[bdist_egg]
>dist-dir = ${BUILD_DIR}/dist
>_EOF_
> die
>    if [[ ${EBUILD_PHASE} == install ]]; then
>        cat >> "${HOME}"/.pydistutils.cfg  <<-_EOF_ || 
>
># installation paths -- allow calling extra install targets
># without the default 'install'
>[install]
>compile = True
>optimize = 2
>root = ${D}
>_EOF_
> die
>        if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>            cat >> "${HOME}"/.pydistutils.cfg  <<-_EOF_ || 
>install-scripts = $(python_get_scriptdir)
>_EOF_
> die;
>        fi;
>    fi
>}
>_distutils-r1_disable_ez_setup () 
>{ 
>    local stub="def use_setuptools(*args, **kwargs): pass";
>    if [[ -f ez_setup.py ]]; then
>        echo "${stub}" > ez_setup.py || die;
>    fi;
>    if [[ -f distribute_setup.py ]]; then
>        echo "${stub}" > distribute_setup.py || die;
>    fi
>}
>_distutils-r1_run_common_phase () 
>{ 
>    local DISTUTILS_ORIG_BUILD_DIR=${BUILD_DIR};
>    if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        local best_impl patterns=("${DISTUTILS_ALL_SUBPHASE_IMPLS[@]-*}");
>        function _distutils_try_impl () 
>        { 
>            local pattern;
>            for pattern in "${patterns[@]}";
>            do
>                if [[ ${EPYTHON} == ${pattern} ]]; then
>                    best_impl=${MULTIBUILD_VARIANT};
>                fi;
>            done
>        };
>        python_foreach_impl _distutils_try_impl;
>        unset -f _distutils_try_impl;
>        local PYTHON_COMPAT=("${best_impl}");
>    fi;
>    _distutils-r1_run_foreach_impl "${@}"
>}
>_distutils-r1_run_foreach_impl () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ -n ${DISTUTILS_NO_PARALLEL_BUILD} ]]; then
>        [[ ${EAPI} == [45] ]] || die "DISTUTILS_NO_PARALLEL_BUILD is banned in EAPI ${EAPI}";
>        eqawarn "DISTUTILS_NO_PARALLEL_BUILD is no longer meaningful. Now all builds";
>        eqawarn "are non-parallel. Please remove it from the ebuild.";
>        unset DISTUTILS_NO_PARALLEL_BUILD;
>    fi;
>    local _DISTUTILS_INITIAL_CWD=${PWD};
>    set -- distutils-r1_run_phase "${@}";
>    if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        python_foreach_impl "${@}";
>    else
>        if [[ ! -n ${EPYTHON} ]]; then
>            die "EPYTHON unset, python-single-r1_pkg_setup not called?!";
>        fi;
>        local BUILD_DIR=${BUILD_DIR:-${S}};
>        BUILD_DIR=${BUILD_DIR%%/}_${EPYTHON};
>        "${@}";
>    fi
>}
>_distutils-r1_wrap_scripts () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -eq 2 ]] || die "usage: ${FUNCNAME} <path> <bindir>";
>    local path=${1};
>    local bindir=${2};
>    local PYTHON_SCRIPTDIR;
>    python_export PYTHON_SCRIPTDIR;
>    local f python_files=() non_python_files=();
>    if [[ -d ${path}${PYTHON_SCRIPTDIR} ]]; then
>        for f in "${path}${PYTHON_SCRIPTDIR}"/*;
>        do
>            [[ -d ${f} ]] && die "Unexpected directory: ${f}";
>            debug-print "${FUNCNAME}: found executable at ${f#${path}/}";
>            local shebang;
>            read -r shebang < "${f}";
>            if [[ ${shebang} == '#!'*${EPYTHON}* ]]; then
>                debug-print "${FUNCNAME}: matching shebang: ${shebang}";
>                python_files+=("${f}");
>            else
>                debug-print "${FUNCNAME}: non-matching shebang: ${shebang}";
>                non_python_files+=("${f}");
>            fi;
>            mkdir -p "${path}${bindir}" || die;
>        done;
>        for f in "${python_files[@]}";
>        do
>            local basename=${f##*/};
>            debug-print "${FUNCNAME}: installing wrapper at ${bindir}/${basename}";
>            _python_ln_rel "${path}${EPREFIX}"/usr/lib/python-exec/python-exec2 "${path}${bindir}/${basename}" || die;
>        done;
>        for f in "${non_python_files[@]}";
>        do
>            local basename=${f##*/};
>            debug-print "${FUNCNAME}: moving ${f#${path}/} to ${bindir}/${basename}";
>            mv "${f}" "${path}${bindir}/${basename}" || die;
>        done;
>    fi
>}
>_eutils_eprefix_init () 
>{ 
>    has "${EAPI:-0}" 0 1 2 && : ${ED:=${D}} ${EPREFIX:=} ${EROOT:=${ROOT}}
>}
>_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 ${size} in 
>                    16 | 22 | 24 | 32 | 36 | 48 | 64 | 72 | 96 | 128 | 192 | 256 | 512)
>                        size=${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
>}
>_multibuild_run () 
>{ 
>    local i=1;
>    while [[ ${!i} == _* ]]; do
>        (( i += 1 ));
>    done;
>    [[ ${i} -le ${#} ]] && einfo "${v}: running ${@:${i}}";
>    "${@}"
>}
>_multijob_fork () 
>{ 
>    [[ $# -eq 1 ]] || die "incorrect number of arguments";
>    local ret=0;
>    [[ $1 == "post" ]] && : $(( ++mj_num_jobs ));
>    if [[ ${mj_num_jobs} -ge ${mj_max_jobs} ]]; then
>        multijob_finish_one;
>        ret=$?;
>    fi;
>    [[ $1 == "pre" ]] && : $(( ++mj_num_jobs ));
>    return ${ret}
>}
>_python_check_dead_variables () 
>{ 
>    local v;
>    for v in PYTHON_DEPEND PYTHON_USE_WITH{,_OR,_OPT} {RESTRICT,SUPPORT}_PYTHON_ABIS;
>    do
>        if [[ -n ${!v} ]]; then
>            die "${v} is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#Ebuild_head";
>        fi;
>    done;
>    for v in PYTHON_{CPPFLAGS,CFLAGS,CXXFLAGS,LDFLAGS};
>    do
>        if [[ -n ${!v} ]]; then
>            die "${v} is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#PYTHON_CFLAGS";
>        fi;
>    done;
>    for v in PYTHON_TESTS_RESTRICTED_ABIS PYTHON_EXPORT_PHASE_FUNCTIONS PYTHON_VERSIONED_{SCRIPTS,EXECUTABLES} PYTHON_NONVERSIONED_EXECUTABLES;
>    do
>        if [[ -n ${!v} ]]; then
>            die "${v} is invalid for python-r1 suite";
>        fi;
>    done;
>    for v in DISTUTILS_USE_SEPARATE_SOURCE_DIRECTORIES DISTUTILS_SETUP_FILES DISTUTILS_GLOBAL_OPTIONS DISTUTILS_SRC_TEST PYTHON_MODNAME;
>    do
>        if [[ -n ${!v} ]]; then
>            die "${v} is invalid for distutils-r1, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#${v}";
>        fi;
>    done;
>    if [[ -n ${DISTUTILS_DISABLE_TEST_DEPENDENCY} ]]; then
>        die "${v} is invalid for distutils-r1, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#DISTUTILS_SRC_TEST";
>    fi;
>    for v in PYTHON_BDEPEND PYTHON_MULTIPLE_ABIS PYTHON_ABI_TYPE PYTHON_RESTRICTED_ABIS PYTHON_TESTS_FAILURES_TOLERANT_ABIS PYTHON_CFFI_MODULES_GENERATION_COMMANDS;
>    do
>        if [[ -n ${!v} ]]; then
>            die "${v} is invalid for python-r1 suite";
>        fi;
>    done
>}
>_python_check_locale_sanity () 
>{ 
>    local -x LC_ALL=${1};
>    local IFS=;
>    local lc=({a..z});
>    local uc=({A..Z});
>    local input="${lc[*]}${uc[*]}";
>    local output=$(tr '[:lower:][:upper:]' '[:upper:][:lower:]' <<<"${input}");
>    [[ ${output} == "${uc[*]}${lc[*]}" ]]
>}
>_python_impl_supported () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -eq 1 ]] || die "${FUNCNAME}: takes exactly 1 argument (impl).";
>    local impl=${1};
>    case "${impl}" in 
>        python2_7 | python3_[456] | jython2_7)
>            return 0
>        ;;
>        pypy1_[89] | pypy2_0 | python2_[56] | python3_[123])
>            return 1
>        ;;
>        pypy | pypy3)
>            if [[ ${EAPI:-0} == [01234] ]]; then
>                die "PyPy is supported in EAPI 5 and newer only.";
>            fi
>        ;;
>        *)
>            die "Invalid implementation in PYTHON_COMPAT: ${impl}"
>        ;;
>    esac
>}
>_python_ln_rel () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local target=${1};
>    local symname=${2};
>    local tgpath=${target%/*}/;
>    local sympath=${symname%/*}/;
>    local rel_target=;
>    while [[ -n ${sympath} ]]; do
>        local tgseg= symseg=;
>        while [[ ! -n ${tgseg} && -n ${tgpath} ]]; do
>            tgseg=${tgpath%%/*};
>            tgpath=${tgpath#${tgseg}/};
>        done;
>        while [[ ! -n ${symseg} && -n ${sympath} ]]; do
>            symseg=${sympath%%/*};
>            sympath=${sympath#${symseg}/};
>        done;
>        if [[ ${tgseg} != ${symseg} ]]; then
>            rel_target=../${rel_target}${tgseg:+${tgseg}/};
>        fi;
>    done;
>    rel_target+=${tgpath}${target##*/};
>    debug-print "${FUNCNAME}: ${symname} -> ${target}";
>    debug-print "${FUNCNAME}: rel_target = ${rel_target}";
>    ln -fs "${rel_target}" "${symname}"
>}
>_python_multibuild_wrapper () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local -x EPYTHON PYTHON;
>    local -x PATH=${PATH} PKG_CONFIG_PATH=${PKG_CONFIG_PATH};
>    python_export "${MULTIBUILD_VARIANT}" EPYTHON PYTHON;
>    python_wrapper_setup;
>    "${@}"
>}
>_python_obtain_impls () 
>{ 
>    if [[ -n ${PYTHON_COMPAT_OVERRIDE} ]]; then
>        if [[ ! -n ${_PYTHON_COMPAT_OVERRIDE_WARNED} ]]; then
>            ewarn "WARNING: PYTHON_COMPAT_OVERRIDE in effect. The following Python";
>            ewarn "implementations will be enabled:";
>            ewarn;
>            ewarn "	${PYTHON_COMPAT_OVERRIDE}";
>            ewarn;
>            ewarn "Dependencies won't be satisfied, and PYTHON_TARGETS will be ignored.";
>            _PYTHON_COMPAT_OVERRIDE_WARNED=1;
>        fi;
>        MULTIBUILD_VARIANTS=(${PYTHON_COMPAT_OVERRIDE});
>        return;
>    fi;
>    _python_validate_useflags;
>    MULTIBUILD_VARIANTS=();
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        has "${impl}" "${PYTHON_COMPAT[@]}" && use "python_targets_${impl}" && MULTIBUILD_VARIANTS+=("${impl}");
>    done
>}
>_python_set_impls () 
>{ 
>    local i;
>    if ! declare -p PYTHON_COMPAT &> /dev/null; then
>        die 'PYTHON_COMPAT not declared.';
>    fi;
>    if [[ $(declare -p PYTHON_COMPAT) != "declare -a"* ]]; then
>        die 'PYTHON_COMPAT must be an array.';
>    fi;
>    for i in "${PYTHON_COMPAT[@]}";
>    do
>        _python_impl_supported "${i}";
>    done;
>    _PYTHON_SUPPORTED_IMPLS=();
>    _PYTHON_UNSUPPORTED_IMPLS=();
>    for i in "${_PYTHON_ALL_IMPLS[@]}";
>    do
>        if has "${i}" "${PYTHON_COMPAT[@]}"; then
>            _PYTHON_SUPPORTED_IMPLS+=("${i}");
>        else
>            _PYTHON_UNSUPPORTED_IMPLS+=("${i}");
>        fi;
>    done;
>    if [[ ${#_PYTHON_SUPPORTED_IMPLS[@]} -eq 0 ]]; then
>        die "No supported implementation in PYTHON_COMPAT.";
>    fi;
>    readonly _PYTHON_SUPPORTED_IMPLS _PYTHON_UNSUPPORTED_IMPLS
>}
>_python_validate_useflags () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local i;
>    for i in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        use "python_targets_${i}" && return 0;
>    done;
>    eerror "No Python implementation selected for the build. Please add one";
>    eerror "of the following values to your PYTHON_TARGETS (in make.conf):";
>    eerror;
>    eerror "${PYTHON_COMPAT[@]}";
>    echo;
>    die "No supported Python implementation in PYTHON_TARGETS."
>}
>_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[0]});
>    [[ -z ${search} && -n ${!tuple} ]] && search=$(type -p ${!tuple}-${prog[0]});
>    [[ -n ${search} ]] && prog[0]=${search##*/};
>    export ${var}="${prog[*]}";
>    echo "${!var}"
>}
>bashpid () 
>{ 
>    sh -c 'echo ${PPID}'
>}
>built_with_use () 
>{ 
>    _eutils_eprefix_init;
>    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 $1 to an installed package";
>    shift;
>    local USEFILE=${EROOT}/var/db/pkg/${PKG}/USE;
>    local IUSEFILE=${EROOT}/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"
>}
>clang-fullversion () 
>{ 
>    _clang_fullversion '$1.$2.$3' "$@"
>}
>clang-major-version () 
>{ 
>    _clang_fullversion '$1' "$@"
>}
>clang-micro-version () 
>{ 
>    _clang_fullversion '$3' "$@"
>}
>clang-minor-version () 
>{ 
>    _clang_fullversion '$2' "$@"
>}
>clang-version () 
>{ 
>    _clang_fullversion '$1.$2' "$@"
>}
>distutils-r1_python_compile () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _distutils-r1_copy_egg_info;
>    esetup.py build "${@}"
>}
>distutils-r1_python_configure () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is banned in EAPI 6 (it was a no-op)"
>}
>distutils-r1_python_install () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local args=("${@}");
>    local -x PYTHONDONTWRITEBYTECODE=;
>    addpredict "${EPREFIX}/usr/$(get_libdir)/${EPYTHON}";
>    addpredict /usr/lib/portage/pym;
>    addpredict /usr/local;
>    if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        local mydistutilsargs=("${mydistutilsargs[@]}");
>        local scriptdir=${EPREFIX}/usr/bin;
>        local arg arg_vars;
>        [[ -n ${mydistutilsargs[@]} ]] && eval arg_vars+=('mydistutilsargs['{0..$(( ${#mydistutilsargs[@]} - 1 ))}']');
>        [[ -n ${args[@]} ]] && eval arg_vars+=('args['{0..$(( ${#args[@]} - 1 ))}']');
>        set -- "${arg_vars[@]}";
>        while [[ -n ${@} ]]; do
>            local arg_var=${1};
>            shift;
>            local a=${!arg_var};
>            case "${a}" in 
>                --install-scripts=*)
>                    scriptdir=${a#--install-scripts=};
>                    unset "${arg_var}"
>                ;;
>                --install-scripts)
>                    scriptdir=${!1};
>                    unset "${arg_var}" "${1}";
>                    shift
>                ;;
>            esac;
>        done;
>    fi;
>    local root=${D%/}/_${EPYTHON};
>    [[ -n ${DISTUTILS_SINGLE_IMPL} ]] && root=${D%/};
>    esetup.py install --root="${root}" "${args[@]}";
>    local forbidden_package_names=(examples test tests);
>    local p;
>    for p in "${forbidden_package_names[@]}";
>    do
>        if [[ -d ${root}$(python_get_sitedir)/${p} ]]; then
>            die "Package installs '${p}' package which is forbidden and likely a bug in the build system.";
>        fi;
>    done;
>    if [[ -d ${root}/usr/$(get_libdir)/pypy/share ]]; then
>        local cmd=die;
>        [[ ${EAPI} == [45] ]] && cmd=eqawarn;
>        "${cmd}" "Package installs 'share' in PyPy prefix, see bug #465546.";
>    fi;
>    if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        _distutils-r1_wrap_scripts "${root}" "${scriptdir}";
>        multibuild_merge_root "${root}" "${D}";
>    fi
>}
>distutils-r1_python_install_all () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    einstalldocs;
>    if declare -p EXAMPLES &> /dev/null; then
>        [[ ${EAPI} != [45] ]] && die "EXAMPLES are banned in EAPI ${EAPI}";
>        ( docinto examples;
>        dodoc -r "${EXAMPLES[@]}" );
>        docompress -x "/usr/share/doc/${PF}/examples";
>    fi;
>    _DISTUTILS_DEFAULT_CALLED=1
>}
>distutils-r1_python_prepare () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is banned in EAPI 6 (it was a no-op)"
>}
>distutils-r1_python_prepare_all () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ ! -n ${DISTUTILS_OPTIONAL} ]]; then
>        if [[ ${EAPI} != [45] ]]; then
>            default;
>        else
>            [[ -n ${PATCHES} ]] && epatch "${PATCHES[@]}";
>            epatch_user;
>        fi;
>    fi;
>    if [[ ! -n ${DISTUTILS_IN_SOURCE_BUILD+1} ]]; then
>        if declare -f python_prepare > /dev/null; then
>            DISTUTILS_IN_SOURCE_BUILD=1;
>        fi;
>    fi;
>    _distutils-r1_disable_ez_setup;
>    if [[ -n ${DISTUTILS_IN_SOURCE_BUILD} && ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        python_copy_sources;
>    fi;
>    _DISTUTILS_DEFAULT_CALLED=1
>}
>distutils-r1_run_phase () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ -n ${DISTUTILS_IN_SOURCE_BUILD} ]]; then
>        if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>            cd "${BUILD_DIR}" || die;
>        fi;
>        local BUILD_DIR=${BUILD_DIR}/build;
>    fi;
>    local -x PYTHONPATH="${BUILD_DIR}/lib:${PYTHONPATH}";
>    mkdir -p "${BUILD_DIR}/lib" || die;
>    local -x AR=${AR} CC=${CC} CPP=${CPP} CXX=${CXX};
>    tc-export AR CC CPP CXX;
>    local ldopts;
>    case "${CHOST}" in 
>        *-aix*)
>            ldopts='-shared -Wl,-berok'
>        ;;
>        *-darwin*)
>            ldopts='-bundle -undefined dynamic_lookup'
>        ;;
>        *)
>            ldopts='-shared'
>        ;;
>    esac;
>    local -x LDSHARED="${CC} ${ldopts}" LDCXXSHARED="${CXX} ${ldopts}";
>    "${@}";
>    cd "${_DISTUTILS_INITIAL_CWD}" || die
>}
>distutils-r1_src_compile () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if declare -f python_compile > /dev/null; then
>        _distutils-r1_run_foreach_impl python_compile;
>    else
>        _distutils-r1_run_foreach_impl distutils-r1_python_compile;
>    fi;
>    if declare -f python_compile_all > /dev/null; then
>        _distutils-r1_run_common_phase python_compile_all;
>    fi
>}
>distutils-r1_src_configure () 
>{ 
>    python_export_utf8_locale;
>    xdg_environment_reset;
>    if declare -f python_configure > /dev/null; then
>        _distutils-r1_run_foreach_impl python_configure;
>    fi;
>    if declare -f python_configure_all > /dev/null; then
>        _distutils-r1_run_common_phase python_configure_all;
>    fi
>}
>distutils-r1_src_install () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if declare -f python_install > /dev/null; then
>        _distutils-r1_run_foreach_impl python_install;
>    else
>        _distutils-r1_run_foreach_impl distutils-r1_python_install;
>    fi;
>    local _DISTUTILS_DEFAULT_CALLED;
>    if declare -f python_install_all > /dev/null; then
>        _distutils-r1_run_common_phase python_install_all;
>    else
>        _distutils-r1_run_common_phase distutils-r1_python_install_all;
>    fi;
>    if [[ ! -n ${_DISTUTILS_DEFAULT_CALLED} ]]; then
>        local cmd=die;
>        [[ ${EAPI} == [45] ]] && cmd=eqawarn;
>        "${cmd}" "QA: python_install_all() didn't call distutils-r1_python_install_all";
>    fi
>}
>distutils-r1_src_prepare () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _DISTUTILS_DEFAULT_CALLED;
>    if declare -f python_prepare_all > /dev/null; then
>        python_prepare_all;
>    else
>        distutils-r1_python_prepare_all;
>    fi;
>    if [[ ! -n ${_DISTUTILS_DEFAULT_CALLED} ]]; then
>        local cmd=die;
>        [[ ${EAPI} == [45] ]] && cmd=eqawarn;
>        "${cmd}" "QA: python_prepare_all() didn't call distutils-r1_python_prepare_all";
>    fi;
>    if declare -f python_prepare > /dev/null; then
>        _distutils-r1_run_foreach_impl python_prepare;
>    fi
>}
>distutils-r1_src_test () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if declare -f python_test > /dev/null; then
>        _distutils-r1_run_foreach_impl python_test;
>        _distutils-r1_run_foreach_impl _clean_egg_info;
>    fi;
>    if declare -f python_test_all > /dev/null; then
>        _distutils-r1_run_common_phase python_test_all;
>    fi
>}
>distutils_get_intermediate_installation_image () 
>{ 
>    die "${FUNCNAME}() is invalid for distutils-r1"
>}
>distutils_install_for_testing () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    TEST_DIR=${BUILD_DIR}/test;
>    local bindir=${TEST_DIR}/scripts;
>    local libdir=${TEST_DIR}/lib;
>    PYTHONPATH=${libdir}:${PYTHONPATH};
>    local add_args=(install --home="${TEST_DIR}" --install-lib="${libdir}" --install-scripts="${bindir}");
>    mkdir -p "${libdir}" || die;
>    esetup.py "${add_args[@]}" "${@}"
>}
>distutils_pkg_postinst () 
>{ 
>    die "${FUNCNAME}() is invalid for distutils-r1, and pkg_postinst is unnecessary"
>}
>distutils_pkg_postrm () 
>{ 
>    die "${FUNCNAME}() is invalid for distutils-r1, and pkg_postrm is unnecessary"
>}
>distutils_src_compile () 
>{ 
>    die "${FUNCNAME}() is invalid for distutils-r1, you probably want: ${FUNCNAME/_/-r1_}"
>}
>distutils_src_install () 
>{ 
>    die "${FUNCNAME}() is invalid for distutils-r1, you probably want: ${FUNCNAME/_/-r1_}"
>}
>distutils_src_prepare () 
>{ 
>    die "${FUNCNAME}() is invalid for distutils-r1, you probably want: ${FUNCNAME/_/-r1_}"
>}
>distutils_src_test () 
>{ 
>    die "${FUNCNAME}() is invalid for distutils-r1, you probably want: ${FUNCNAME/_/-r1_}"
>}
>distutils_src_unpack () 
>{ 
>    die "${FUNCNAME}() is invalid for distutils-r1, and you don't want it in EAPI ${EAPI} anyway"
>}
>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 https://bugs.gentoo.org"
>}
>econf_build () 
>{ 
>    local CBUILD=${CBUILD:-${CHOST}};
>    tc-env_build econf --build=${CBUILD} --host=${CBUILD} "$@"
>}
>ecvs_clean () 
>{ 
>    [[ $# -eq 0 ]] && set -- .;
>    find "$@" -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
>}
>egit_clean () 
>{ 
>    [[ $# -eq 0 ]] && set -- .;
>    find "$@" -type d -name '.git*' -prune -print0 | xargs -0 rm -rf
>}
>einstalldocs () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local dodoc_opts=-r;
>    has ${EAPI} 0 1 2 3 && dodoc_opts=;
>    if ! declare -p DOCS &> /dev/null; then
>        local d;
>        for d in README* ChangeLog AUTHORS NEWS TODO CHANGES THANKS BUGS FAQ CREDITS CHANGELOG;
>        do
>            if [[ -s ${d} ]]; then
>                dodoc "${d}" || die;
>            fi;
>        done;
>    else
>        if [[ $(declare -p DOCS) == "declare -a"* ]]; then
>            if [[ -n ${DOCS[@]} ]]; then
>                dodoc ${dodoc_opts} "${DOCS[@]}" || die;
>            fi;
>        else
>            if [[ -n ${DOCS} ]]; then
>                dodoc ${dodoc_opts} ${DOCS} || die;
>            fi;
>        fi;
>    fi;
>    if [[ $(declare -p HTML_DOCS 2>/dev/null) == "declare -a"* ]]; then
>        if [[ -n ${HTML_DOCS[@]} ]]; then
>            dohtml -r "${HTML_DOCS[@]}" || die;
>        fi;
>    else
>        if [[ -n ${HTML_DOCS} ]]; then
>            dohtml -r ${HTML_DOCS} || die;
>        fi;
>    fi;
>    return 0
>}
>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
>}
>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 ${EPATCH_EXCLUDE}${EPATCH_USER_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 patch="patch";
>        eval $(alias patch 2>/dev/null | sed 's:^alias ::');
>        local STDERR_TARGET="${T}/${patchname}.out";
>        if [[ -e ${STDERR_TARGET} ]]; then
>            STDERR_TARGET="${T}/${patchname}-$$.out";
>        fi;
>        printf "***** %s *****\nPWD: %s\nPATCH TOOL: %s -> %s\nVERSION INFO:\n%s\n\n" "${patchname}" "${PWD}" "${patch}" "$(type -P "${patch}")" "$(${patch} --version)" > "${STDERR_TARGET}";
>        local count=0;
>        local PATCH_TARGET;
>        if [[ -n ${PIPE_CMD} ]]; then
>            PATCH_TARGET="${T}/$$.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;
>        while [[ ${count} -lt 5 ]]; do
>            patch_cmd="${patch} -p${count} ${EPATCH_OPTS}";
>            ( _epatch_draw_line "***** ${patchname} *****";
>            echo;
>            echo "PATCH COMMAND:  ${patch_cmd} --dry-run -f < '${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 "PATCH COMMAND:  ${patch_cmd} < '${PATCH_TARGET}'";
>                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;
>        (( EPATCH_N_APPLIED_PATCHES++ ));
>        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;
>    for check in ${CATEGORY}/{${P}-${PR},${P},${PN}}{,:${SLOT%/*}};
>    do
>        EPATCH_SOURCE=${EPATCH_USER_SOURCE}/${CTARGET}/${check};
>        [[ -r ${EPATCH_SOURCE} ]] || EPATCH_SOURCE=${EPATCH_USER_SOURCE}/${CHOST}/${check};
>        [[ -r ${EPATCH_SOURCE} ]] || EPATCH_SOURCE=${EPATCH_USER_SOURCE}/${check};
>        if [[ -d ${EPATCH_SOURCE} ]]; then
>            local old_n_applied_patches=${EPATCH_N_APPLIED_PATCHES:-0};
>            EPATCH_SOURCE=${EPATCH_SOURCE} EPATCH_SUFFIX="patch" EPATCH_FORCE="yes" EPATCH_MULTI_MSG="Applying user patches from ${EPATCH_SOURCE} ..." epatch;
>            echo "${EPATCH_SOURCE}" > "${applied}";
>            if [[ ${old_n_applied_patches} -lt ${EPATCH_N_APPLIED_PATCHES} ]]; then
>                has epatch_user_death_notice ${EBUILD_DEATH_HOOKS} || EBUILD_DEATH_HOOKS+=" epatch_user_death_notice";
>            fi;
>            return 0;
>        fi;
>    done;
>    echo "none" > "${applied}";
>    return 1
>}
>epatch_user_death_notice () 
>{ 
>    ewarn "!!! User patches were applied to this build!"
>}
>epause () 
>{ 
>    ewarn "QA Notice: epause is not defined in EAPI=${EAPI}, please file a bug at https://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 "$(eutils_elt_patch_dir)"/nocxx/*.patch;
>        do
>            if patch --no-backup-if-mismatch -p1 "${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
>}
>esetup.py () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local die_args=();
>    [[ ${EAPI} != [45] ]] && die_args+=(-n);
>    [[ -n ${BUILD_DIR} ]] && _distutils-r1_create_setup_cfg;
>    set -- "${PYTHON:-python}" setup.py "${mydistutilsargs[@]}" "${@}";
>    echo "${@}" 1>&2;
>    "${@}" || die "${die_args[@]}";
>    local ret=${?};
>    if [[ -n ${BUILD_DIR} ]]; then
>        rm "${HOME}"/.pydistutils.cfg || die "${die_args[@]}";
>    fi;
>    return ${ret}
>}
>eshopts_pop () 
>{ 
>    local s;
>    estack_pop eshopts s || die "${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 () 
>{ 
>    [[ $# -eq 0 ]] && set -- .;
>    find "$@" -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: $*"
>}
>eutils_elt_patch_dir () 
>{ 
>    local d="${ECLASSDIR}/ELT-patches";
>    if [[ ! -d ${d} ]]; then
>        d="${_EUTILS_ECLASSDIR_LOCAL}/ELT-patches";
>    fi;
>    echo "${d}"
>}
>evar_pop () 
>{ 
>    local cnt=${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} == "unset_76fc3c462065bb4ca959f939e6793f94" ]] && unset ${var} || printf -v "${var}" '%s' "${val}";
>    done
>}
>evar_push () 
>{ 
>    local var val;
>    for var in "$@";
>    do
>        [[ ${!var+set} == "set" ]] && val=${!var} || val="unset_76fc3c462065bb4ca959f939e6793f94";
>        estack_push evar "${var}" "${val}";
>    done
>}
>evar_push_set () 
>{ 
>    local var=$1;
>    evar_push ${var};
>    case $# in 
>        1)
>            unset ${var}
>        ;;
>        2)
>            printf -v "${var}" '%s' "$2"
>        ;;
>        *)
>            die "${FUNCNAME}: incorrect # of args: $*"
>        ;;
>    esac
>}
>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);
>    [[ "${directive/\{!fstrict-overflow:}" != "${directive}" ]]
>}
>gcc-specs-now () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive link_command);
>    [[ "${directive/\{!nonow:}" != "${directive}" ]]
>}
>gcc-specs-pie () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!nopie:}" != "${directive}" ]]
>}
>gcc-specs-relro () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive link_command);
>    [[ "${directive/\{!norelro:}" != "${directive}" ]]
>}
>gcc-specs-ssp () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!fno-stack-protector:}" != "${directive}" ]]
>}
>gcc-specs-ssp-to-all () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!fno-stack-protector-all:}" != "${directive}" ]]
>}
>gcc-specs-stack-check () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!fno-stack-check:}" != "${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;
>    if [[ $(type -t multilib_is_native_abi) == "function" ]]; then
>        multilib_is_native_abi || return 0;
>    fi;
>    case ${CTARGET:-${CHOST}} in 
>        *-darwin*)
>
>        ;;
>        *-android*)
>            return 0
>        ;;
>        *linux* | *-freebsd* | *-openbsd* | *-netbsd*)
>            use prefix && return 0
>        ;;
>        *)
>            return 0
>        ;;
>    esac;
>    dodir /usr/${libdir};
>    if [[ $1 == "-a" ]]; then
>        auto=true;
>        shift;
>        dodir /${libdir};
>    fi;
>    local flags=(${CFLAGS} ${LDFLAGS} -Wl,--verbose);
>    if $(tc-getLD) --version | grep -q 'GNU gold'; then
>        local d="${T}/bfd-linker";
>        mkdir -p "${d}";
>        ln -sf $(which ${CHOST}-ld.bfd) "${d}"/ld;
>        flags+=(-B"${d}");
>    fi;
>    output_format=$($(tc-getCC) "${flags[@]}" 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}/${lib}"  <<-END_LDSCRIPT
>/* GNU ld script
>   Since Gentoo has critical dynamic libraries in /lib, and the static versions
>   in /usr/lib, we need to have a "fake" dynamic lib in /usr/lib, otherwise we
>   run into linking problems.  This "fake" dynamic lib is a linker script that
>   redirects the linker to the real lib.  And yes, this works in the cross-
>   compiling scenario as the sysroot-ed linker will prepend the real path.
>
>   See bug https://bugs.gentoo.org/4411 for more info.
> */
>${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_exeext () 
>{ 
>    case ${CHOST} in 
>        *-cygwin* | mingw* | *-mingw*)
>            echo ".exe"
>        ;;
>    esac
>}
>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*)
>            libname="dll.a"
>        ;;
>        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 ${CHOST} in 
>                *-cygwin*)
>                    echo ".${ver}.${libname}"
>                ;;
>                *-darwin*)
>                    echo ".${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}"
>}
>get_nproc () 
>{ 
>    local nproc;
>    if type -P nproc &> /dev/null; then
>        nproc=$(nproc);
>    fi;
>    if [[ -z ${nproc} ]] && type -P sysctl &> /dev/null; then
>        nproc=$(sysctl -n hw.ncpu 2>/dev/null);
>    fi;
>    if [[ -z ${nproc} ]] && type -P python &> /dev/null; then
>        nproc=$(python -c 'import multiprocessing; print(multiprocessing.cpu_count());' 2>/dev/null);
>    fi;
>    if [[ -n ${nproc} ]]; then
>        echo "${nproc}";
>    else
>        echo "${1:-1}";
>    fi
>}
>has_multilib_profile () 
>{ 
>    [ -n "${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;
>    local slot=${SLOT%/*};
>    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 () 
>{ 
>    _eutils_eprefix_init;
>    local wrapper=$1 bin=$2 chdir=$3 libdir=$4 path=$5;
>    local tmpwrapper=$(emktemp);
>    ( echo '#!/bin/sh';
>    [[ -n ${chdir} ]] && printf 'cd "%s"\n' "${EPREFIX}${chdir}";
>    if [[ -n ${libdir} ]]; then
>        local var;
>        if [[ ${CHOST} == *-darwin* ]]; then
>            var=DYLD_LIBRARY_PATH;
>        else
>            var=LD_LIBRARY_PATH;
>        fi;
>        cat  <<-EOF
>if [ "\${${var}+set}" = "set" ] ; then
>export ${var}="\${${var}}:${EPREFIX}${libdir}"
>else
>export ${var}="${EPREFIX}${libdir}"
>fi
>EOF
>
>    fi
>    printf 'exec %s "$@"\n' "${bin/#\//${EPREFIX}/}" ) > "${tmpwrapper}";
>    chmod go+rx "${tmpwrapper}";
>    if [[ -n ${path} ]]; then
>        ( exeinto "${path}";
>        newexe "${tmpwrapper}" "${wrapper}" ) || die;
>    else
>        newbin "${tmpwrapper}" "${wrapper}" || die;
>    fi
>}
>makeopts_jobs () 
>{ 
>    [[ $# -eq 0 ]] && set -- "${MAKEOPTS}";
>    local jobs=$(echo " $* " | sed -r -n 		-e 's:.*[[:space:]](-[a-z]*j|--jobs[=[:space:]])[[:space:]]*([0-9]+).*:\2:p' 		-e "s:.*[[:space:]](-[a-z]*j|--jobs)[[:space:]].*:${2:-999}:p");
>    echo ${jobs:-1}
>}
>makeopts_loadavg () 
>{ 
>    [[ $# -eq 0 ]] && set -- "${MAKEOPTS}";
>    local lavg=$(echo " $* " | sed -r -n 		-e 's:.*[[:space:]](-[a-z]*l|--(load-average|max-load)[=[:space:]])[[:space:]]*([0-9]+|[0-9]+\.[0-9]+).*:\3:p' 		-e "s:.*[[:space:]](-[a-z]*l|--(load-average|max-load))[[:space:]].*:${2:-999}:p");
>    echo ${lavg:-${2:-999}}
>}
>multibuild_copy_sources () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _MULTIBUILD_INITIAL_BUILD_DIR=${BUILD_DIR:-${S}};
>    einfo "Will copy sources from ${_MULTIBUILD_INITIAL_BUILD_DIR}";
>    local cp_args=();
>    if cp --reflink=auto --version &> /dev/null; then
>        cp_args+=(--reflink=auto);
>    fi;
>    function _multibuild_create_source_copy () 
>    { 
>        einfo "${MULTIBUILD_VARIANT}: copying to ${BUILD_DIR}";
>        cp -p -R "${cp_args[@]}" "${_MULTIBUILD_INITIAL_BUILD_DIR}" "${BUILD_DIR}" || die
>    };
>    multibuild_foreach_variant _multibuild_create_source_copy
>}
>multibuild_for_best_variant () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${MULTIBUILD_VARIANTS} ]] || die "MULTIBUILD_VARIANTS need to be set";
>    local MULTIBUILD_VARIANTS=("${MULTIBUILD_VARIANTS[$(( ${#MULTIBUILD_VARIANTS[@]} - 1 ))]}");
>    multibuild_foreach_variant "${@}"
>}
>multibuild_foreach_variant () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${MULTIBUILD_VARIANTS} ]] || die "MULTIBUILD_VARIANTS need to be set";
>    local bdir=${BUILD_DIR:-${S}};
>    [[ ${bdir%%/} == ${WORKDIR%%/} ]] && bdir=${WORKDIR}/build;
>    local prev_id=${MULTIBUILD_ID:+${MULTIBUILD_ID}-};
>    local ret=0 lret=0 v;
>    debug-print "${FUNCNAME}: initial build_dir = ${bdir}";
>    for v in "${MULTIBUILD_VARIANTS[@]}";
>    do
>        local MULTIBUILD_VARIANT=${v};
>        local MULTIBUILD_ID=${prev_id}${v};
>        local BUILD_DIR=${bdir%%/}-${v};
>        function _multibuild_run () 
>        { 
>            local i=1;
>            while [[ ${!i} == _* ]]; do
>                (( i += 1 ));
>            done;
>            [[ ${i} -le ${#} ]] && einfo "${v}: running ${@:${i}}";
>            "${@}"
>        };
>        _multibuild_run "${@}" > >(exec tee -a "${T}/build-${MULTIBUILD_ID}.log") 2>&1;
>        lret=${?};
>    done;
>    [[ ${ret} -eq 0 && ${lret} -ne 0 ]] && ret=${lret};
>    return ${ret}
>}
>multibuild_merge_root () 
>{ 
>    local src=${1};
>    local dest=${2};
>    local ret;
>    if use userland_BSD; then
>        tar -C "${src}" -f - -c . | tar -x -f - -C "${dest}";
>        [[ ${PIPESTATUS[*]} == '0 0' ]];
>        ret=${?};
>    else
>        local cp_args=();
>        if cp -a --version &> /dev/null; then
>            cp_args+=(-a);
>        else
>            cp_args+=(-P -R -p);
>        fi;
>        if cp --reflink=auto --version &> /dev/null; then
>            cp_args+=(--reflink=auto);
>        fi;
>        cp "${cp_args[@]}" "${src}"/. "${dest}"/;
>        ret=${?};
>    fi;
>    if [[ ${ret} -ne 0 ]]; then
>        die "${MULTIBUILD_VARIANT:-(unknown)}: merging image failed.";
>    fi;
>    rm -rf "${src}"
>}
>multibuild_parallel_foreach_variant () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is banned in EAPI ${EAPI}";
>    multibuild_foreach_variant "${@}"
>}
>multijob_child_init () 
>{ 
>    local mode="pre";
>    case $1 in 
>        --pre)
>            mode="pre";
>            shift
>        ;;
>        --post)
>            mode="post";
>            shift
>        ;;
>    esac;
>    if [[ $# -eq 0 ]]; then
>        trap 'echo ${BASHPID:-$(bashpid)} $? >&'${mj_write_fd} EXIT;
>        trap 'exit 1' INT TERM;
>    else
>        local ret;
>        [[ ${mode} == "pre" ]] && { 
>            multijob_pre_fork;
>            ret=$?
>        };
>        ( multijob_child_init;
>        "$@" ) & [[ ${mode} == "post" ]] && { 
>            multijob_post_fork;
>            ret=$?
>        };
>        return ${ret};
>    fi
>}
>multijob_finish () 
>{ 
>    local ret=0;
>    while [[ ${mj_num_jobs} -gt 0 ]]; do
>        multijob_finish_one;
>        : $(( ret |= $? ));
>    done;
>    wait;
>    [[ $# -eq 0 ]] || die "${FUNCNAME} takes no arguments";
>    EBUILD_DEATH_HOOKS=${EBUILD_DEATH_HOOKS/ wait / };
>    return ${ret}
>}
>multijob_finish_one () 
>{ 
>    [[ $# -eq 0 ]] || die "${FUNCNAME} takes no arguments";
>    local pid ret;
>    read -r -u ${mj_read_fd} pid ret || die;
>    : $(( --mj_num_jobs ));
>    return ${ret}
>}
>multijob_init () 
>{ 
>    has wait ${EBUILD_DEATH_HOOKS} || EBUILD_DEATH_HOOKS+=" wait ";
>    local pipe="${T}/multijob.pipe";
>    mkfifo -m 600 "${pipe}";
>    redirect_alloc_fd mj_read_fd "${pipe}";
>    redirect_alloc_fd mj_write_fd "${pipe}" '>';
>    rm -f "${pipe}";
>    mj_max_jobs=$(makeopts_jobs "$@");
>    mj_num_jobs=0
>}
>multijob_post_fork () 
>{ 
>    _multijob_fork post "$@"
>}
>multijob_pre_fork () 
>{ 
>    _multijob_fork pre "$@"
>}
>multilib_env () 
>{ 
>    local CTARGET=${1:-${CTARGET}};
>    local cpu=${CTARGET%%*-};
>    case ${cpu} in 
>        aarch64*)
>            export CFLAGS_arm=${CFLAGS_arm-};
>            case ${cpu} in 
>                aarch64*be)
>                    export CHOST_arm="armv8b-${CTARGET#*-}"
>                ;;
>                *)
>                    export CHOST_arm="armv8l-${CTARGET#*-}"
>                ;;
>            esac;
>            CHOST_arm=${CHOST_arm/%-gnu/-gnueabi};
>            export CTARGET_arm=${CHOST_arm};
>            export LIBDIR_arm="lib";
>            export CFLAGS_arm64=${CFLAGS_arm64-};
>            export CHOST_arm64=${CTARGET};
>            export CTARGET_arm64=${CHOST_arm64};
>            export LIBDIR_arm64="lib64";
>            : ${MULTILIB_ABIS=arm64};
>            : ${DEFAULT_ABI=arm64}
>        ;;
>        x86_64*)
>            export CFLAGS_x86=${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 [[ ${_DEFAULT_ABI_SAVED} == "true" ]]; then
>        for v in CHOST CBUILD AS CC CXX F77 FC LD PKG_CONFIG_{LIBDIR,PATH};
>        do
>            vv="_abi_saved_${v}";
>            [[ ${!vv+set} == "set" ]] && export ${v}="${!vv}" || unset ${v};
>            unset ${vv};
>        done;
>        unset _DEFAULT_ABI_SAVED;
>    fi;
>    if [[ ${ABI} != ${DEFAULT_ABI} ]]; then
>        for v in CHOST CBUILD AS CC CXX F77 FC LD PKG_CONFIG_{LIBDIR,PATH};
>        do
>            vv="_abi_saved_${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) $(get_abi_CFLAGS)";
>        export F77="$(tc-getF77) $(get_abi_CFLAGS)";
>        export FC="$(tc-getFC) $(get_abi_CFLAGS)";
>        export LD="$(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 $#
>}
>optfeature () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    local i j msg;
>    local desc=$1;
>    local flag=0;
>    shift;
>    for i in "$@";
>    do
>        for j in ${i};
>        do
>            if has_version "${j}"; then
>                flag=1;
>            else
>                flag=0;
>                break;
>            fi;
>        done;
>        if [[ ${flag} -eq 1 ]]; then
>            break;
>        fi;
>    done;
>    if [[ ${flag} -eq 0 ]]; then
>        for i in "$@";
>        do
>            msg=" ";
>            for j in ${i};
>            do
>                msg+=" ${j} and";
>            done;
>            msg="${msg:0: -4} for ${desc}";
>            elog "${msg}";
>        done;
>    fi
>}
>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 () 
>{ 
>    default
>}
>preserve_old_lib () 
>{ 
>    _eutils_eprefix_init;
>    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 ${EROOT}/${lib} ]] || continue;
>        dir=${lib%/*};
>        dodir ${dir} || die "dodir ${dir} failed";
>        cp "${EROOT}"/${lib} "${ED}"/${lib} || die "cp ${lib} failed";
>        touch "${ED}"/${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 ${FEATURES} && return 0;
>    _eutils_eprefix_init;
>    local lib notice=0;
>    for lib in "$@";
>    do
>        [[ -e ${EROOT}/${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;
>    _eutils_eprefix_init;
>    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 "${ED}" -xtype f -name '*.la' -print0);
>    if [[ -n ${queue[@]} ]]; then
>        rm -f "${queue[@]}";
>    fi
>}
>python_abi_depend () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_byte-compile_modules () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_clean_byte-compiled_modules () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_clean_installation_image () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_clean_py-compile_files () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_convert_shebangs () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#python_convert_shebangs"
>}
>python_copy_sources () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local MULTIBUILD_VARIANTS;
>    _python_obtain_impls;
>    multibuild_copy_sources
>}
>python_disable_pyc () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_doexe () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local f;
>    for f in "$@";
>    do
>        python_newexe "${f}" "${f##*/}";
>    done
>}
>python_doheader () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die 'No Python implementation set (EPYTHON is null).';
>    if [[ ${EAPI:-0} == [0123] ]]; then
>        die "python_do* and python_new* helpers are banned in EAPIs older than 4.";
>    fi;
>    local d PYTHON_INCLUDEDIR=${PYTHON_INCLUDEDIR};
>    [[ -n ${PYTHON_INCLUDEDIR} ]] || python_export PYTHON_INCLUDEDIR;
>    d=${PYTHON_INCLUDEDIR#${EPREFIX}};
>    ( insinto "${d}";
>    doins -r "${@}" || return ${?} )
>}
>python_domodule () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die 'No Python implementation set (EPYTHON is null).';
>    if [[ ${EAPI:-0} == [0123] ]]; then
>        die "python_do* and python_new* helpers are banned in EAPIs older than 4.";
>    fi;
>    local d;
>    if [[ ${python_moduleroot} == /* ]]; then
>        d=${python_moduleroot};
>    else
>        local PYTHON_SITEDIR=${PYTHON_SITEDIR};
>        [[ -n ${PYTHON_SITEDIR} ]] || python_export PYTHON_SITEDIR;
>        d=${PYTHON_SITEDIR#${EPREFIX}}/${python_moduleroot};
>    fi;
>    ( insinto "${d}";
>    doins -r "${@}" || return ${?} );
>    python_optimize "${ED}/${d}"
>}
>python_doscript () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _PYTHON_REWRITE_SHEBANG=1;
>    python_doexe "${@}"
>}
>python_enable_pyc () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_execute_function () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#python_execute_function"
>}
>python_execute_nosetests () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_execute_py.test () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_execute_trial () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_export () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl var;
>    case "${1}" in 
>        python* | jython*)
>            impl=${1/_/.};
>            shift
>        ;;
>        pypy | pypy3)
>            impl=${1};
>            shift
>        ;;
>        *)
>            impl=${EPYTHON};
>            if [[ -z ${impl} ]]; then
>                die "python_export called without a python implementation and EPYTHON is unset";
>            fi
>        ;;
>    esac;
>    debug-print "${FUNCNAME}: implementation: ${impl}";
>    for var in "$@";
>    do
>        case "${var}" in 
>            EPYTHON)
>                export EPYTHON=${impl};
>                debug-print "${FUNCNAME}: EPYTHON = ${EPYTHON}"
>            ;;
>            PYTHON)
>                export PYTHON=${EPREFIX}/usr/bin/${impl};
>                debug-print "${FUNCNAME}: PYTHON = ${PYTHON}"
>            ;;
>            PYTHON_SITEDIR)
>                [[ -n ${PYTHON} ]] || die "PYTHON needs to be set for ${var} to be exported, or requested before it";
>                PYTHON_SITEDIR=$("${PYTHON}" -c 'import distutils.sysconfig; print(distutils.sysconfig.get_python_lib())') || die;
>                export PYTHON_SITEDIR;
>                debug-print "${FUNCNAME}: PYTHON_SITEDIR = ${PYTHON_SITEDIR}"
>            ;;
>            PYTHON_INCLUDEDIR)
>                [[ -n ${PYTHON} ]] || die "PYTHON needs to be set for ${var} to be exported, or requested before it";
>                PYTHON_INCLUDEDIR=$("${PYTHON}" -c 'import distutils.sysconfig; print(distutils.sysconfig.get_python_inc())') || die;
>                export PYTHON_INCLUDEDIR;
>                debug-print "${FUNCNAME}: PYTHON_INCLUDEDIR = ${PYTHON_INCLUDEDIR}";
>                if [[ ! -d ${PYTHON_INCLUDEDIR} ]]; then
>                    die "${impl} does not install any header files!";
>                fi
>            ;;
>            PYTHON_LIBPATH)
>                [[ -n ${PYTHON} ]] || die "PYTHON needs to be set for ${var} to be exported, or requested before it";
>                PYTHON_LIBPATH=$("${PYTHON}" -c 'import os.path, sysconfig; print(os.path.join(sysconfig.get_config_var("LIBDIR"), sysconfig.get_config_var("LDLIBRARY")) if sysconfig.get_config_var("LDLIBRARY") else "")') || die;
>                export PYTHON_LIBPATH;
>                debug-print "${FUNCNAME}: PYTHON_LIBPATH = ${PYTHON_LIBPATH}";
>                if [[ ! -n ${PYTHON_LIBPATH} ]]; then
>                    die "${impl} lacks a (usable) dynamic library";
>                fi
>            ;;
>            PYTHON_CFLAGS)
>                local val;
>                case "${impl}" in 
>                    python*)
>                        val=$($(tc-getPKG_CONFIG) --cflags ${impl/n/n-}) || die
>                    ;;
>                    *)
>                        die "${impl}: obtaining ${var} not supported"
>                    ;;
>                esac;
>                export PYTHON_CFLAGS=${val};
>                debug-print "${FUNCNAME}: PYTHON_CFLAGS = ${PYTHON_CFLAGS}"
>            ;;
>            PYTHON_LIBS)
>                local val;
>                case "${impl}" in 
>                    python*)
>                        val=$($(tc-getPKG_CONFIG) --libs ${impl/n/n-}) || die
>                    ;;
>                    *)
>                        die "${impl}: obtaining ${var} not supported"
>                    ;;
>                esac;
>                export PYTHON_LIBS=${val};
>                debug-print "${FUNCNAME}: PYTHON_LIBS = ${PYTHON_LIBS}"
>            ;;
>            PYTHON_CONFIG)
>                local flags val;
>                case "${impl}" in 
>                    python*)
>                        [[ -n ${PYTHON} ]] || die "PYTHON needs to be set for ${var} to be exported, or requested before it";
>                        flags=$("${PYTHON}" -c 'import sysconfig; print(sysconfig.get_config_var("ABIFLAGS") or "")') || die;
>                        val=${PYTHON}${flags}-config
>                    ;;
>                    *)
>                        die "${impl}: obtaining ${var} not supported"
>                    ;;
>                esac;
>                export PYTHON_CONFIG=${val};
>                debug-print "${FUNCNAME}: PYTHON_CONFIG = ${PYTHON_CONFIG}"
>            ;;
>            PYTHON_PKG_DEP)
>                local d;
>                case ${impl} in 
>                    python2.7)
>                        PYTHON_PKG_DEP='>=dev-lang/python-2.7.5-r2:2.7'
>                    ;;
>                    python3.3)
>                        PYTHON_PKG_DEP='>=dev-lang/python-3.3.2-r2:3.3'
>                    ;;
>                    python*)
>                        PYTHON_PKG_DEP="dev-lang/python:${impl#python}"
>                    ;;
>                    pypy)
>                        PYTHON_PKG_DEP='virtual/pypy:0='
>                    ;;
>                    pypy3)
>                        PYTHON_PKG_DEP='virtual/pypy3:0='
>                    ;;
>                    jython2.7)
>                        PYTHON_PKG_DEP='dev-java/jython:2.7'
>                    ;;
>                    *)
>                        die "Invalid implementation: ${impl}"
>                    ;;
>                esac;
>                if [[ -n ${PYTHON_REQ_USE} ]]; then
>                    PYTHON_PKG_DEP+=[${PYTHON_REQ_USE}];
>                fi;
>                export PYTHON_PKG_DEP;
>                debug-print "${FUNCNAME}: PYTHON_PKG_DEP = ${PYTHON_PKG_DEP}"
>            ;;
>            PYTHON_SCRIPTDIR)
>                local dir;
>                export PYTHON_SCRIPTDIR=${EPREFIX}/usr/lib/python-exec/${impl};
>                debug-print "${FUNCNAME}: PYTHON_SCRIPTDIR = ${PYTHON_SCRIPTDIR}"
>            ;;
>            *)
>                die "python_export: unknown variable ${var}"
>            ;;
>        esac;
>    done
>}
>python_export_best () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is banned in EAPI ${EAPI}";
>    eqawarn "python_export_best() is deprecated. Please use python_setup instead,";
>    eqawarn "combined with python_export if necessary.";
>    [[ ${#} -gt 0 ]] || set -- EPYTHON PYTHON;
>    local best MULTIBUILD_VARIANTS;
>    _python_obtain_impls;
>    function _python_set_best () 
>    { 
>        best=${MULTIBUILD_VARIANT}
>    };
>    multibuild_for_best_variant _python_set_best;
>    unset -f _python_set_best;
>    debug-print "${FUNCNAME}: Best implementation is: ${best}";
>    python_export "${best}" "${@}";
>    python_wrapper_setup
>}
>python_export_utf8_locale () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    type locale > /dev/null || return 0;
>    if [[ $(locale charmap) != UTF-8 ]]; then
>        local lang locales="C.UTF-8 en_US.UTF-8 en_GB.UTF-8 $(locale -a)";
>        for lang in ${locales};
>        do
>            if [[ $(LC_ALL=${lang} locale charmap 2>/dev/null) == UTF-8 ]]; then
>                if _python_check_locale_sanity "${lang}"; then
>                    export LC_CTYPE=${lang};
>                    if [[ -n ${LC_ALL} ]]; then
>                        export LC_NUMERIC=${LC_ALL};
>                        export LC_TIME=${LC_ALL};
>                        export LC_COLLATE=${LC_ALL};
>                        export LC_MONETARY=${LC_ALL};
>                        export LC_MESSAGES=${LC_ALL};
>                        export LC_PAPER=${LC_ALL};
>                        export LC_NAME=${LC_ALL};
>                        export LC_ADDRESS=${LC_ALL};
>                        export LC_TELEPHONE=${LC_ALL};
>                        export LC_MEASUREMENT=${LC_ALL};
>                        export LC_IDENTIFICATION=${LC_ALL};
>                        export LC_ALL=;
>                    fi;
>                    return 0;
>                fi;
>            fi;
>        done;
>        ewarn "Could not find a UTF-8 locale. This may trigger build failures in";
>        ewarn "some python packages. Please ensure that a UTF-8 locale is listed in";
>        ewarn "/etc/locale.gen and run locale-gen.";
>        return 1;
>    fi;
>    return 0
>}
>python_fix_shebang () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die "${FUNCNAME}: EPYTHON unset (pkg_setup not called?)";
>    local force quiet;
>    while [[ -n ${@} ]]; do
>        case "${1}" in 
>            -f | --force)
>                force=1;
>                shift
>            ;;
>            -q | --quiet)
>                quiet=1;
>                shift
>            ;;
>            --)
>                shift;
>                break
>            ;;
>            *)
>                break
>            ;;
>        esac;
>    done;
>    [[ -n ${1} ]] || die "${FUNCNAME}: no paths given";
>    local path f;
>    for path in "$@";
>    do
>        local any_correct any_fixed is_recursive;
>        [[ -d ${path} ]] && is_recursive=1;
>        while IFS= read -r -d '' f; do
>            local shebang i;
>            local error= from=;
>            IFS= read -r shebang < "${f}";
>            if [[ ${shebang} == '#!'* ]]; then
>                local split_shebang=();
>                read -r -a split_shebang <<< ${shebang} || die;
>                for i in "${split_shebang[@]}";
>                do
>                    case "${i}" in 
>                        *"${EPYTHON}")
>                            debug-print "${FUNCNAME}: in file ${f#${D}}";
>                            debug-print "${FUNCNAME}: shebang matches EPYTHON: ${shebang}";
>                            any_correct=1;
>                            from=${EPYTHON};
>                            break
>                        ;;
>                        *python | *python[23])
>                            debug-print "${FUNCNAME}: in file ${f#${D}}";
>                            debug-print "${FUNCNAME}: rewriting shebang: ${shebang}";
>                            if [[ ${i} == *python2 ]]; then
>                                from=python2;
>                                if [[ ! -n ${force} ]]; then
>                                    python_is_python3 "${EPYTHON}" && error=1;
>                                fi;
>                            else
>                                if [[ ${i} == *python3 ]]; then
>                                    from=python3;
>                                    if [[ ! -n ${force} ]]; then
>                                        python_is_python3 "${EPYTHON}" || error=1;
>                                    fi;
>                                else
>                                    from=python;
>                                fi;
>                            fi;
>                            break
>                        ;;
>                        *python[23].[0123456789] | *pypy | *pypy3 | *jython[23].[0123456789])
>                            if [[ ! -n ${force} ]]; then
>                                error=1;
>                            else
>                                case "${i}" in 
>                                    *python[23].[0123456789])
>                                        from="python[23].[0123456789]"
>                                    ;;
>                                    *pypy)
>                                        from="pypy"
>                                    ;;
>                                    *pypy3)
>                                        from="pypy3"
>                                    ;;
>                                    *jython[23].[0123456789])
>                                        from="jython[23].[0123456789]"
>                                    ;;
>                                    *)
>                                        die "${FUNCNAME}: internal error in 2nd pattern match"
>                                    ;;
>                                esac;
>                            fi;
>                            break
>                        ;;
>                    esac;
>                done;
>            fi;
>            if [[ ! -n ${error} && ! -n ${from} ]]; then
>                [[ -n ${is_recursive} ]] && continue;
>                error=1;
>            fi;
>            if [[ ! -n ${quiet} ]]; then
>                einfo "Fixing shebang in ${f#${D}}.";
>            fi;
>            if [[ ! -n ${error} ]]; then
>                if [[ ${shebang} == *${from}" "* ]]; then
>                    sed -i -e "1s:${from} :${EPYTHON} :" "${f}" || die;
>                else
>                    sed -i -e "1s:${from}$:${EPYTHON}:" "${f}" || die;
>                fi;
>                any_fixed=1;
>            else
>                eerror "The file has incompatible shebang:";
>                eerror "  file: ${f#${D}}";
>                eerror "  current shebang: ${shebang}";
>                eerror "  requested impl: ${EPYTHON}";
>                die "${FUNCNAME}: conversion of incompatible shebang requested";
>            fi;
>        done < <(find -H "${path}" -type f -print0 || die);
>        if [[ ! -n ${any_fixed} ]]; then
>            local cmd=eerror;
>            [[ ${EAPI:-0} == [012345] ]] && cmd=eqawarn;
>            "${cmd}" "QA warning: ${FUNCNAME}, ${path#${D}} did not match any fixable files.";
>            if [[ -n ${any_correct} ]]; then
>                "${cmd}" "All files have ${EPYTHON} shebang already.";
>            else
>                "${cmd}" "There are no Python files in specified directory.";
>            fi;
>            [[ ${cmd} == eerror ]] && die "${FUNCNAME} did not match any fixable files (QA warning fatal in EAPI ${EAPI})";
>        fi;
>    done
>}
>python_foreach_impl () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local MULTIBUILD_VARIANTS;
>    _python_obtain_impls;
>    multibuild_foreach_variant _python_multibuild_wrapper "${@}"
>}
>python_gen_cond_dep () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl pattern;
>    local matches=();
>    local dep=${1};
>    shift;
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        for pattern in "$@";
>        do
>            if [[ ${impl} == ${pattern} ]]; then
>                if [[ ${dep} == *'${PYTHON_USEDEP}'* ]]; then
>                    local usedep=$(python_gen_usedep "${@}");
>                    dep=${dep//\$\{PYTHON_USEDEP\}/${usedep}};
>                fi;
>                matches+=("python_targets_${impl}? ( ${dep} )");
>                break;
>            fi;
>        done;
>    done;
>    echo "${matches[@]}"
>}
>python_gen_impl_dep () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl pattern;
>    local matches=();
>    local PYTHON_REQ_USE=${1};
>    shift;
>    local patterns=("${@-*}");
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        for pattern in "${patterns[@]}";
>        do
>            if [[ ${impl} == ${pattern} ]]; then
>                local PYTHON_PKG_DEP;
>                python_export "${impl}" PYTHON_PKG_DEP;
>                matches+=("python_targets_${impl}? ( ${PYTHON_PKG_DEP} )");
>                break;
>            fi;
>        done;
>    done;
>    echo "${matches[@]}"
>}
>python_gen_usedep () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl pattern;
>    local matches=();
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        for pattern in "$@";
>        do
>            if [[ ${impl} == ${pattern} ]]; then
>                matches+=("python_targets_${impl}(-)?" "-python_single_target_${impl}(-)");
>                break;
>            fi;
>        done;
>    done;
>    [[ -n ${matches[@]} ]] || die "No supported implementations match python_gen_usedep patterns: ${@}";
>    local out=${matches[@]};
>    echo "${out// /,}"
>}
>python_gen_useflags () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl pattern;
>    local matches=();
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        for pattern in "$@";
>        do
>            if [[ ${impl} == ${pattern} ]]; then
>                matches+=("python_targets_${impl}");
>                break;
>            fi;
>        done;
>    done;
>    echo "${matches[@]}"
>}
>python_generate_cffi_modules () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_generate_wrapper_scripts () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_get_CFLAGS () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_export "${@}" PYTHON_CFLAGS;
>    echo "${PYTHON_CFLAGS}"
>}
>python_get_LIBS () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_export "${@}" PYTHON_LIBS;
>    echo "${PYTHON_LIBS}"
>}
>python_get_PYTHON_CONFIG () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_export "${@}" PYTHON_CONFIG;
>    echo "${PYTHON_CONFIG}"
>}
>python_get_extension_module_suffix () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_get_implementation () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_get_implementation_and_version () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_get_implementational_package () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_get_includedir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_export "${@}" PYTHON_INCLUDEDIR;
>    echo "${PYTHON_INCLUDEDIR}"
>}
>python_get_libdir () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_get_library () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_get_library_path () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_export "${@}" PYTHON_LIBPATH;
>    echo "${PYTHON_LIBPATH}"
>}
>python_get_scriptdir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_export "${@}" PYTHON_SCRIPTDIR;
>    echo "${PYTHON_SCRIPTDIR}"
>}
>python_get_sitedir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_export "${@}" PYTHON_SITEDIR;
>    echo "${PYTHON_SITEDIR}"
>}
>python_get_version () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_install_executables () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_is_installed () 
>{ 
>    local impl=${1:-${EPYTHON}};
>    [[ -n ${impl} ]] || die "${FUNCNAME}: no impl nor EPYTHON";
>    local -x ROOT=/;
>    case "${impl}" in 
>        pypy | pypy3)
>            local append=;
>            if [[ -n ${PYTHON_REQ_USE} ]]; then
>                append=[${PYTHON_REQ_USE}];
>            fi;
>            has_version "dev-python/${impl}${append}" || has_version "dev-python/${impl}-bin${append}"
>        ;;
>        *)
>            local PYTHON_PKG_DEP;
>            python_export "${impl}" PYTHON_PKG_DEP;
>            has_version "${PYTHON_PKG_DEP}"
>        ;;
>    esac
>}
>python_is_python3 () 
>{ 
>    local impl=${1:-${EPYTHON}};
>    [[ -n ${impl} ]] || die "python_is_python3: no impl nor EPYTHON";
>    [[ ${impl} == python3* || ${impl} == pypy3 ]]
>}
>python_merge_intermediate_installation_images () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_mod_cleanup () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#Python_byte-code_compilation"
>}
>python_mod_optimize () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#Python_byte-code_compilation"
>}
>python_moduleinto () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_moduleroot=${1}
>}
>python_need_rebuild () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite"
>}
>python_newexe () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die 'No Python implementation set (EPYTHON is null).';
>    [[ ${#} -eq 2 ]] || die "Usage: ${FUNCNAME} <path> <new-name>";
>    if [[ ${EAPI:-0} == [0123] ]]; then
>        die "python_do* and python_new* helpers are banned in EAPIs older than 4.";
>    fi;
>    local wrapd=${python_scriptroot:-/usr/bin};
>    local f=${1};
>    local newfn=${2};
>    local PYTHON_SCRIPTDIR d;
>    python_export PYTHON_SCRIPTDIR;
>    d=${PYTHON_SCRIPTDIR#${EPREFIX}};
>    ( dodir "${wrapd}";
>    exeinto "${d}";
>    newexe "${f}" "${newfn}" || return ${?} );
>    _python_ln_rel "${ED%/}"/usr/lib/python-exec/python-exec2 "${ED%/}/${wrapd}/${newfn}" || die;
>    if [[ -n ${_PYTHON_REWRITE_SHEBANG} ]]; then
>        python_fix_shebang -q "${ED%/}/${d}/${newfn}";
>    fi
>}
>python_newscript () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _PYTHON_REWRITE_SHEBANG=1;
>    python_newexe "${@}"
>}
>python_optimize () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ ${EBUILD_PHASE} == pre* || ${EBUILD_PHASE} == post* ]]; then
>        eerror "The new Python eclasses expect the compiled Python files to";
>        eerror "be controlled by the Package Manager. For this reason,";
>        eerror "the python_optimize function can be used only during src_* phases";
>        eerror "(src_install most commonly) and not during pkg_* phases.";
>        echo;
>        die "python_optimize is not to be used in pre/post* phases";
>    fi;
>    [[ -n ${EPYTHON} ]] || die 'No Python implementation set (EPYTHON is null).';
>    local PYTHON=${PYTHON};
>    [[ -n ${PYTHON} ]] || python_export PYTHON;
>    if [[ ${#} -eq 0 ]]; then
>        local f;
>        while IFS= read -r -d '' f; do
>            if [[ ${f} == /* && -d ${D}${f} ]]; then
>                set -- "${D}${f}" "${@}";
>            fi;
>        done < <("${PYTHON}" -c 'import sys; print("\0".join(sys.path))' || die);
>        debug-print "${FUNCNAME}: using sys.path: ${*/%/;}";
>    fi;
>    local d;
>    for d in "$@";
>    do
>        local instpath=${d#${D}};
>        instpath=/${instpath##/};
>        case "${EPYTHON}" in 
>            python2.7 | python3.[34])
>                "${PYTHON}" -m compileall -q -f -d "${instpath}" "${d}";
>                "${PYTHON}" -OO -m compileall -q -f -d "${instpath}" "${d}"
>            ;;
>            python*)
>                "${PYTHON}" -m compileall -q -f -d "${instpath}" "${d}";
>                "${PYTHON}" -O -m compileall -q -f -d "${instpath}" "${d}";
>                "${PYTHON}" -OO -m compileall -q -f -d "${instpath}" "${d}"
>            ;;
>            *)
>                "${PYTHON}" -m compileall -q -f -d "${instpath}" "${d}"
>            ;;
>        esac;
>    done
>}
>python_parallel_foreach_impl () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is banned in EAPI ${EAPI}";
>    if [[ ! -n ${_PYTHON_PARALLEL_WARNED} ]]; then
>        eqawarn "python_parallel_foreach_impl() is no longer meaningful. All runs";
>        eqawarn "are non-parallel now. Please replace the call with python_foreach_impl.";
>        _PYTHON_PARALLEL_WARNED=1;
>    fi;
>    local MULTIBUILD_VARIANTS;
>    _python_obtain_impls;
>    multibuild_foreach_variant _python_multibuild_wrapper "${@}"
>}
>python_pkg_setup () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#pkg_setup"
>}
>python_replicate_script () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    function _python_replicate_script () 
>    { 
>        local _PYTHON_FIX_SHEBANG_QUIET=1;
>        local PYTHON_SCRIPTDIR;
>        python_export PYTHON_SCRIPTDIR;
>        ( exeinto "${PYTHON_SCRIPTDIR#${EPREFIX}}";
>        doexe "${files[@]}" );
>        python_fix_shebang -q "${files[@]/*\//${D%/}/${PYTHON_SCRIPTDIR}/}"
>    };
>    local files=("${@}");
>    python_foreach_impl _python_replicate_script;
>    unset -f _python_replicate_script;
>    local f;
>    for f in "$@";
>    do
>        _python_ln_rel "${ED%/}/usr/lib/python-exec/python-exec2" "${f}" || die;
>    done
>}
>python_scriptinto () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    python_scriptroot=${1}
>}
>python_set_active_version () 
>{ 
>    die "${FUNCNAME}() is invalid for python-r1 suite, please take a look @ https://wiki.gentoo.org/wiki/Project:Python/Python.eclass_conversion#pkg_setup"
>}
>python_setup () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local best_impl patterns=("${@-*}");
>    function _python_try_impl () 
>    { 
>        local pattern;
>        for pattern in "${patterns[@]}";
>        do
>            if [[ ${EPYTHON} == ${pattern} ]]; then
>                best_impl=${EPYTHON};
>            fi;
>        done
>    };
>    python_foreach_impl _python_try_impl;
>    unset -f _python_try_impl;
>    if [[ ! -n ${best_impl} ]]; then
>        eerror "${FUNCNAME}: none of the enabled implementation matched the patterns.";
>        eerror "  patterns: ${@-'(*)'}";
>        eerror "Likely a REQUIRED_USE constraint (possibly USE-conditional) is missing.";
>        eerror "  suggested: || ( \$(python_gen_useflags ${@}) )";
>        eerror "(remember to quote all the patterns with '')";
>        die "${FUNCNAME}: no enabled implementation satisfy requirements";
>    fi;
>    python_export "${best_impl}" EPYTHON PYTHON;
>    python_wrapper_setup
>}
>python_wrapper_setup () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local workdir=${1:-${T}/${EPYTHON}};
>    local impl=${2:-${EPYTHON}};
>    [[ -n ${workdir} ]] || die "${FUNCNAME}: no workdir specified.";
>    [[ -n ${impl} ]] || die "${FUNCNAME}: no impl nor EPYTHON specified.";
>    if [[ ! -x ${workdir}/bin/python ]]; then
>        _python_check_dead_variables;
>        mkdir -p "${workdir}"/{bin,pkgconfig} || die;
>        rm -f "${workdir}"/bin/python{,2,3}{,-config} || die;
>        rm -f "${workdir}"/bin/2to3 || die;
>        rm -f "${workdir}"/pkgconfig/python{,2,3}.pc || die;
>        local EPYTHON PYTHON PYTHON_CONFIG;
>        python_export "${impl}" EPYTHON PYTHON;
>        local pyver pyother;
>        if python_is_python3; then
>            pyver=3;
>            pyother=2;
>        else
>            pyver=2;
>            pyother=3;
>        fi;
>        cat > "${workdir}/bin/python"  <<-_EOF_ || 
>#!/bin/sh
>exec "${PYTHON}" "\${@}"
>_EOF_
> die
>        cp "${workdir}/bin/python" "${workdir}/bin/python${pyver}" || die;
>        chmod +x "${workdir}/bin/python" "${workdir}/bin/python${pyver}" || die;
>        local nonsupp=("python${pyother}" "python${pyother}-config");
>        if [[ ${EPYTHON} == python* ]]; then
>            python_export "${impl}" PYTHON_CONFIG;
>            cat > "${workdir}/bin/python-config"  <<-_EOF_ || 
>#!/bin/sh
>exec "${PYTHON_CONFIG}" "\${@}"
>_EOF_
> die
>            cp "${workdir}/bin/python-config" "${workdir}/bin/python${pyver}-config" || die;
>            chmod +x "${workdir}/bin/python-config" "${workdir}/bin/python${pyver}-config" || die;
>            ln -s "${PYTHON/python/2to3-}" "${workdir}"/bin/2to3 || die;
>            ln -s "${EPREFIX}"/usr/$(get_libdir)/pkgconfig/${EPYTHON/n/n-}.pc "${workdir}"/pkgconfig/python.pc || die;
>            ln -s python.pc "${workdir}"/pkgconfig/python${pyver}.pc || die;
>        else
>            nonsupp+=(2to3 python-config "python${pyver}-config");
>        fi;
>        local x;
>        for x in "${nonsupp[@]}";
>        do
>            cat > "${workdir}"/bin/${x}  <<-_EOF_ || 
>#!/bin/sh
>echo "${x} is not supported by ${EPYTHON}" >&2
>exit 127
>_EOF_
> die
>            chmod +x "${workdir}"/bin/${x} || die;
>        done;
>        if [[ ${PATH##:*} != ${workdir}/bin ]]; then
>            PATH=${workdir}/bin${PATH:+:${PATH}};
>        fi;
>        if [[ ${PKG_CONFIG_PATH##:*} != ${workdir}/pkgconfig ]]; then
>            PKG_CONFIG_PATH=${workdir}/pkgconfig${PKG_CONFIG_PATH:+:${PKG_CONFIG_PATH}};
>        fi;
>        export PATH PKG_CONFIG_PATH;
>    fi
>}
>redirect_alloc_fd () 
>{ 
>    local var=$1 file=$2 redir=${3:-"<>"};
>    if [[ ! -L /dev/fd && ${CBUILD} == *linux* ]]; then
>        eerror "You're missing a /dev/fd symlink to /proc/self/fd.";
>        eerror "Please fix the symlink and check your boot scripts (udev/etc...).";
>        die "/dev/fd is broken";
>    fi;
>    if [[ $(( (BASH_VERSINFO[0] << 8) + BASH_VERSINFO[1] )) -ge $(( (4 << 8) + 1 )) ]]; then
>        eval "exec {${var}}${redir}'${file}'";
>    else
>        local fd=10;
>        while :; do
>            if [[ ! -e /dev/fd/${fd} ]] && [[ ! -L /dev/fd/${fd} ]]; then
>                eval "exec ${fd}${redir}'${file}'" && break;
>            fi;
>            [[ ${fd} -gt 1024 ]] && die 'could not locate a free temp fd !?';
>            : $(( ++fd ));
>        done;
>        : $(( ${var} = fd ));
>    fi
>}
>run_in_build_dir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ret;
>    [[ ${#} -ne 0 ]] || die "${FUNCNAME}: no command specified.";
>    [[ -n ${BUILD_DIR} ]] || die "${FUNCNAME}: BUILD_DIR not set.";
>    mkdir -p "${BUILD_DIR}" || die;
>    pushd "${BUILD_DIR}" > /dev/null || die;
>    "${@}";
>    ret=${?};
>    popd > /dev/null || die;
>    return ${ret}
>}
>src_compile () 
>{ 
>    waf-utils_src_compile --notests;
>    if use doc; then
>        cd "${S}"/doc || die;
>        doxygen full.cfg || die;
>    fi;
>    if use python; then
>        cd "${PYTHON_SRC_DIR}" || die;
>        distutils-r1_src_compile;
>    fi
>}
>src_configure () 
>{ 
>    python_setup;
>    waf-utils_src_configure --enable-complex --docdir="${EPREFIX}"/usr/share/doc/${PF} $(use_enable double-precision double) $(use_enable fftw fftw3f) $(use_enable fftw fftw3) $(use_enable ffmpeg avcodec) $(use_enable jack) $(use_enable libsamplerate samplerate) $(use_enable sndfile);
>    if use python; then
>        cd "${PYTHON_SRC_DIR}" || die;
>        distutils-r1_src_configure;
>    fi
>}
>src_install () 
>{ 
>    waf-utils_src_install;
>    if use doc; then
>        dohtml -r doc/full/html/.;
>        dodoc doc/*.txt;
>    fi;
>    if use examples; then
>        dodoc -r examples;
>    fi;
>    if use python; then
>        cd "${PYTHON_SRC_DIR}" || die;
>        DOCS="" distutils-r1_src_install;
>        newdoc python/README.md README.python;
>    fi
>}
>src_prepare () 
>{ 
>    sed -i -e "s:doxygen:doxygen_disabled:" wscript || die
>}
>src_test () 
>{ 
>    waf-utils_src_compile --alltests;
>    if use python; then
>        cd "${PYTHON_SRC_DIR}" || die;
>        distutils-r1_src_test;
>    fi
>}
>src_unpack () 
>{ 
>    default
>}
>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-check-openmp () 
>{ 
>    if ! tc-has-openmp; then
>        eerror "Your current compiler does not support OpenMP!";
>        if tc-is-gcc; then
>            eerror "Enable OpenMP support by building sys-devel/gcc with USE=\"openmp\".";
>        else
>            if tc-is-clang; then
>                eerror "OpenMP support in sys-devel/clang is provided by sys-libs/libomp.";
>            fi;
>        fi;
>        die "Active compiler does not have required support for OpenMP";
>    fi
>}
>tc-endian () 
>{ 
>    local host=$1;
>    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
>    host=${host%%-*};
>    case ${host} in 
>        aarch64*be)
>            echo big
>        ;;
>        aarch64)
>            echo little
>        ;;
>        alpha*)
>            echo big
>        ;;
>        arm*b*)
>            echo big
>        ;;
>        arm*)
>            echo little
>        ;;
>        cris*)
>            echo little
>        ;;
>        hppa*)
>            echo big
>        ;;
>        i?86*)
>            echo little
>        ;;
>        ia64*)
>            echo little
>        ;;
>        m68*)
>            echo big
>        ;;
>        mips*l*)
>            echo little
>        ;;
>        mips*)
>            echo big
>        ;;
>        powerpc*le)
>            echo little
>        ;;
>        powerpc*)
>            echo big
>        ;;
>        s390*)
>            echo big
>        ;;
>        sh*b*)
>            echo big
>        ;;
>        sh*)
>            echo little
>        ;;
>        sparc*)
>            echo big
>        ;;
>        x86_64*)
>            echo little
>        ;;
>        *)
>            echo wtf
>        ;;
>    esac
>}
>tc-env_build () 
>{ 
>    tc-export_build_env;
>    CFLAGS=${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;
>    local v;
>    for v in BUILD_{C,CXX,CPP,LD}FLAGS;
>    do
>        export ${v#BUILD_}_FOR_BUILD="${!v}";
>    done
>}
>tc-get-compiler-type () 
>{ 
>    local code='
>#if defined(__PATHSCALE__)
>	HAVE_PATHCC
>#elif defined(__clang__)
>	HAVE_CLANG
>#elif defined(__GNUC__)
>	HAVE_GCC
>#endif
>';
>    local res=$($(tc-getCPP "$@") -E -P - <<<"${code}");
>    case ${res} in 
>        *HAVE_PATHCC*)
>            echo pathcc
>        ;;
>        *HAVE_CLANG*)
>            echo clang
>        ;;
>        *HAVE_GCC*)
>            echo gcc
>        ;;
>        *)
>            echo unknown
>        ;;
>    esac
>}
>tc-getAR () 
>{ 
>    tc-getPROG AR ar "$@"
>}
>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 "$(tc-getBUILD_CC) -E" "$@"
>}
>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 "$@"
>}
>tc-getCPP () 
>{ 
>    tc-getPROG CPP "${CC:-gcc} -E" "$@"
>}
>tc-getCXX () 
>{ 
>    tc-getPROG CXX g++ "$@"
>}
>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-getGO () 
>{ 
>    tc-getPROG GO gccgo "$@"
>}
>tc-getLD () 
>{ 
>    tc-getPROG LD ld "$@"
>}
>tc-getNM () 
>{ 
>    tc-getPROG NM nm "$@"
>}
>tc-getOBJCOPY () 
>{ 
>    tc-getPROG OBJCOPY objcopy "$@"
>}
>tc-getOBJDUMP () 
>{ 
>    tc-getPROG OBJDUMP objdump "$@"
>}
>tc-getPKG_CONFIG () 
>{ 
>    tc-getPROG PKG_CONFIG pkg-config "$@"
>}
>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-clang () 
>{ 
>    [[ $(tc-get-compiler-type) == clang ]]
>}
>tc-is-cross-compiler () 
>{ 
>    [[ ${CBUILD:-${CHOST}} != ${CHOST} ]]
>}
>tc-is-gcc () 
>{ 
>    [[ $(tc-get-compiler-type) == gcc ]]
>}
>tc-is-softfloat () 
>{ 
>    local CTARGET=${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}};
>    [[ ${host} == *-mint* ]]
>}
>tc-ld-disable-gold () 
>{ 
>    if ! tc-ld-is-gold "$@"; then
>        return;
>    fi;
>    ewarn "Forcing usage of the BFD linker instead of GOLD";
>    local ld=$(tc-getLD "$@");
>    local bfd_ld="${ld%% *}.bfd";
>    local path_ld=$(which "${bfd_ld}" 2>/dev/null);
>    [[ -e ${path_ld} ]] && export LD=${bfd_ld};
>    local major=$(gcc-major-version "$@");
>    local minor=$(gcc-minor-version "$@");
>    if [[ ${major} -lt 4 ]] || [[ ${major} -eq 4 && ${minor} -lt 8 ]]; then
>        if [[ -e ${path_ld} ]]; then
>            local d="${T}/bfd-linker";
>            mkdir -p "${d}";
>            ln -sf "${path_ld}" "${d}"/ld;
>            export LDFLAGS="${LDFLAGS} -B${d}";
>        else
>            die "unable to locate a BFD linker to bypass gold";
>        fi;
>    else
>        export LDFLAGS="${LDFLAGS} -fuse-ld=bfd";
>    fi
>}
>tc-ld-is-gold () 
>{ 
>    local out;
>    out=$($(tc-getLD "$@") --version 2>&1);
>    if [[ ${out} == *"GNU gold"* ]]; then
>        return 0;
>    fi;
>    local base="${T}/test-tc-gold";
>    cat > "${base}.c"  <<-EOF
>int main() { return 0; }
>EOF
>
>    out=$($(tc-getCC "$@") ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} -Wl,--version "${base}.c" -o "${base}" 2>&1);
>    rm -f "${base}"*;
>    if [[ ${out} == *"GNU gold"* ]]; then
>        return 0;
>    fi;
>    return 1
>}
>tc-ninja_magic_to_arch () 
>{ 
>    function ninj () 
>    { 
>        [[ ${type} == "kern" ]] && echo $1 || echo $2
>    };
>    local type=$1;
>    local host=$2;
>    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
>    case ${host} in 
>        aarch64*)
>            echo arm64
>        ;;
>        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" && ${host} == *freebsd* ]]; then
>                echo i386;
>            else
>                echo x86;
>            fi
>        ;;
>        ia64*)
>            echo ia64
>        ;;
>        m68*)
>            echo m68k
>        ;;
>        metag*)
>            echo metag
>        ;;
>        microblaze*)
>            echo microblaze
>        ;;
>        mips*)
>            echo mips
>        ;;
>        nios2*)
>            echo nios2
>        ;;
>        nios*)
>            echo nios
>        ;;
>        or1k | or32*)
>            echo openrisc
>        ;;
>        powerpc*)
>            if [[ ${type} == "kern" ]]; then
>                echo powerpc;
>            else
>                if [[ ${host} == powerpc64* ]]; then
>                    echo ppc64;
>                else
>                    echo ppc;
>                fi;
>            fi
>        ;;
>        riscv*)
>            echo riscv
>        ;;
>        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" ]]; then
>                echo x86;
>            else
>                echo amd64;
>            fi
>        ;;
>        xtensa*)
>            echo xtensa
>        ;;
>        *)
>            echo unknown
>        ;;
>    esac
>}
>tc-stack-grows-down () 
>{ 
>    case ${ARCH} in 
>        hppa | metag)
>            return 1
>        ;;
>    esac;
>    return 0
>}
>use_if_iuse () 
>{ 
>    in_iuse $1 || return 1;
>    use $1
>}
>validate_desktop_entries () 
>{ 
>    _eutils_eprefix_init;
>    if [[ -x "${EPREFIX}"/usr/bin/desktop-file-validate ]]; then
>        einfo "Checking desktop entry validity";
>        local directories="";
>        for d in /usr/share/applications $@;
>        do
>            [[ -d ${ED}${d} ]] && directories="${directories} ${ED}${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/${ED}/}:};
>            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
>}
>waf-utils_src_compile () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    local _mywafconfig;
>    [[ -n "${WAF_VERBOSE}" ]] && _mywafconfig="--verbose";
>    local jobs="--jobs=$(makeopts_jobs)";
>    echo "\"${WAF_BINARY}\" build ${_mywafconfig} ${jobs}";
>    "${WAF_BINARY}" ${_mywafconfig} ${jobs} || die "build failed"
>}
>waf-utils_src_configure () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    local fail;
>    if [[ ! -n ${_PYTHON_ANY_R1} && ! -n ${_PYTHON_SINGLE_R1} && ! -n ${_PYTHON_R1} ]]; then
>        eerror "Using waf-utils.eclass without any python-r1 suite eclass is not supported.";
>        eerror "Please make sure to configure and inherit appropriate -r1 eclass.";
>        eerror "For more information and examples, please see:";
>        eerror "    https://wiki.gentoo.org/wiki/Project:Python/waf-utils_integration";
>        fail=1;
>    else
>        if [[ ! -n ${EPYTHON} ]]; then
>            eerror "EPYTHON is unset while calling waf-utils. This most likely means that";
>            eerror "the ebuild did not call the appropriate eclass function before calling waf.";
>            if [[ -n ${_PYTHON_ANY_R1} ]]; then
>                eerror "Please ensure that python-any-r1_pkg_setup is called in pkg_setup().";
>            else
>                if [[ -n ${_PYTHON_SINGLE_R1} ]]; then
>                    eerror "Please ensure that python-single-r1_pkg_setup is called in pkg_setup().";
>                else
>                    eerror "Please ensure that python_setup is called before waf-utils_src_configure(),";
>                    eerror "or that the latter is used within python_foreach_impl as appropriate.";
>                fi;
>            fi;
>            eerror;
>            fail=1;
>        fi;
>        if [[ ${PYTHON_REQ_USE} != *threads* ]]; then
>            eerror "Waf requires threading support in Python. To accomodate this requirement,";
>            eerror "please add 'threads(+)' to PYTHON_REQ_USE variable (above inherit line).";
>            eerror "For more information and examples, please see:";
>            eerror "    https://wiki.gentoo.org/wiki/Project:Python/waf-utils_integration";
>            fail=1;
>        fi;
>    fi;
>    [[ -n ${fail} ]] && die "Invalid use of waf-utils.eclass";
>    local libdir=();
>    : ${WAF_BINARY:="${S}/waf"};
>    [[ -z ${NO_WAF_LIBDIR} ]] && libdir=(--libdir="${EPREFIX}/usr/$(get_libdir)");
>    tc-export AR CC CPP CXX RANLIB;
>    echo "CCFLAGS=\"${CFLAGS}\" LINKFLAGS=\"${CFLAGS} ${LDFLAGS}\" \"${WAF_BINARY}\" --prefix=${EPREFIX}/usr ${libdir[@]} $@ configure";
>    CCFLAGS="${CFLAGS}" LINKFLAGS="${CFLAGS} ${LDFLAGS}" "${WAF_BINARY}" "--prefix=${EPREFIX}/usr" "${libdir[@]}" "$@" configure || die "configure failed"
>}
>waf-utils_src_install () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    echo "\"${WAF_BINARY}\" --destdir=\"${D}\" install";
>    "${WAF_BINARY}" --destdir="${D}" install || die "Make install failed";
>    einstalldocs
>}
>xdg_desktop_database_update () 
>{ 
>    local updater="${EROOT}${DESKTOP_DATABASE_UPDATE_BIN}";
>    if [[ ${EBUILD_PHASE} != post* ]]; then
>        die "xdg_desktop_database_update must be used in pkg_post* phases.";
>    fi;
>    if [[ ! -x "${updater}" ]]; then
>        debug-print "${updater} is not executable";
>        return;
>    fi;
>    ebegin "Updating .desktop files database";
>    "${updater}" -q "${EROOT}${DESKTOP_DATABASE_DIR}";
>    eend $?
>}
>xdg_environment_reset () 
>{ 
>    export XDG_DATA_HOME="${HOME}/.local/share";
>    export XDG_CONFIG_HOME="${HOME}/.config";
>    export XDG_CACHE_HOME="${HOME}/.cache";
>    export XDG_RUNTIME_DIR="${T}/run";
>    mkdir -p "${XDG_DATA_HOME}" "${XDG_CONFIG_HOME}" "${XDG_CACHE_HOME}" "${XDG_RUNTIME_DIR}" || die;
>    chmod 0700 "${XDG_RUNTIME_DIR}" || die;
>    unset DBUS_SESSION_BUS_ADDRESS
>}
>xdg_mimeinfo_database_update () 
>{ 
>    local updater="${EROOT}${MIMEINFO_DATABASE_UPDATE_BIN}";
>    if [[ ${EBUILD_PHASE} != post* ]]; then
>        die "xdg_mimeinfo_database_update must be used in pkg_post* phases.";
>    fi;
>    if [[ ! -x "${updater}" ]]; then
>        debug-print "${updater} is not executable";
>        return;
>    fi;
>    ebegin "Updating shared mime info database";
>    "${updater}" "${EROOT}${MIMEINFO_DATABASE_DIR}";
>    eend $?
>}

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Attachments on bug 609286: 463654 | 463656 | 463658 | 463660 | 463662